Summary of the invention
Embodiments of the present invention provide the control method and air-conditioning system of a kind of air quantity.
The control method of the air quantity of embodiment of the present invention is used for air-conditioning system, and the air-conditioning system includes outdoor unit and setsThe volume adjusting apparatus in the outdoor unit is set, the outdoor unit includes blower, and the control method includes:
Acquisition current outdoor temperature and/or the current system of the air-conditioning system can need；
The adjusting wind of the volume adjusting apparatus can need to be determined according to the current outdoor temperature and/or the current systemAmount；
The air quantity of the blower is adjusted according to volume adjusting apparatus described in the adjusting Boiler pressure control.
The control method of the air quantity of embodiment of the present invention, according to current outdoor temperature and/or the current system of air-conditioning systemSystem can need to be to determine the adjusting air quantity of volume adjusting apparatus, and adjust the air quantity of blower according to air quantity is adjusted, can make coldThe heat exchange amount of matchmaker and outdoor air is suitable, to guarantee that air-conditioning system is run in appropriate circumstances.
In some embodiments, according to the current outdoor temperature and/or the current system energy need of the air-conditioning systemDetermine the adjusting air quantity of the volume adjusting apparatus, comprising:
The adjusting air quantity is determined according to the current outdoor temperature and the first preset relation, and first preset relation isThe corresponding relationship of the adjusting air quantity of temperature range and the volume adjusting apparatus.
In some embodiments, the adjusting air quantity is determined according to the current outdoor temperature and the first preset relation,Include:
Temperature range and first preset relation where the current outdoor temperature determine the adjusting air quantity.
In some embodiments, according to the current outdoor temperature and/or the current system energy need of the air-conditioning systemDetermine the adjusting air quantity of the volume adjusting apparatus, comprising:
It can be needed to determine the adjusting air quantity with the second preset relation according to the current system, second preset relation isIt can need the corresponding relationship of the adjusting air quantity of range and the volume adjusting apparatus.
In some embodiments, it can be needed to determine the adjusting air quantity with the second preset relation according to the current system,Include:
Range and second preset relation can be needed to determine the adjusting air quantity where capable of being needed according to the current system.
In some embodiments, according to the current outdoor temperature and/or the current system energy need of the air-conditioning systemDetermine the adjusting air quantity of the volume adjusting apparatus, comprising:
It can be needed according to the current outdoor temperature, the current system and third preset relation determines the adjusting air quantity,The third preset relation is temperature range, the corresponding relationship for adjusting air quantity that can need range and the volume adjusting apparatus.
In some embodiments, it can be needed according to the current outdoor temperature, the current system and third preset relationDetermine the adjusting air quantity, comprising:
Temperature range, the current system where the current outdoor temperature can need where can need range and instituteIt states third preset relation and determines the adjusting air quantity.
In some embodiments, according to the current outdoor temperature and/or the current system energy need of the air-conditioning systemDetermine the adjusting air quantity of the volume adjusting apparatus, comprising:
Current adjustment factor can need to be determined according to the current outdoor temperature and the current system；
The adjusting air quantity is determined according to the current adjustment factor and the 4th preset relation, and the 4th preset relation isThe corresponding relationship of the adjusting air quantity of adjustment factor range and the volume adjusting apparatus.
In some embodiments, adjustment factor can need to be determined according to the current outdoor temperature and the current system,Include:
Determine that Current Temperatures coefficient, first Relationship of Coefficients are according to the current outdoor temperature and the first Relationship of CoefficientsThe corresponding relationship of preset temperature range and temperature coefficient；
It can be needed currently need coefficient with the determination of the second Relationship of Coefficients according to the current system, second Relationship of Coefficients isThe preset corresponding relationship that can be needed range and coefficient can be needed；
According to the Current Temperatures coefficient and described current coefficient can be needed to determine the current adjustment factor.
In some embodiments, the adjusting air quantity is determined according to the current adjustment factor and the 4th preset relation,Include:
Adjustment factor range and the 4th preset relation where the current adjustment factor determine the adjustingAir quantity.
In some embodiments, the outlet air surface of the adjusting air quantity and the volume adjusting apparatus of the volume adjusting apparatusThe incoming air area of the long-pending and/or described volume adjusting apparatus is related.
In some embodiments, the volume adjusting apparatus includes fan housing and the air-valve that the fan housing is arranged in, according toVolume adjusting apparatus described in the adjusting Boiler pressure control adjusts the air quantity of the blower, comprising:
The air quantity of the blower is adjusted according to the aperture of air-valve described in the adjusting Boiler pressure control.
The air-conditioning system of embodiment of the present invention includes control device, outdoor unit and the air quantity tune that the outdoor unit is arranged inRegulating device, the outdoor unit include blower, and the control device connects the outdoor unit and the volume adjusting apparatus, the controlDevice processed can be needed for acquiring current outdoor temperature and/or the current system of the air-conditioning system；And for according to described currentThe current system of outdoor temperature and/or the air-conditioning system can need to determine the adjusting air quantity of the volume adjusting apparatus；And it usesThe air quantity of the blower is adjusted in the volume adjusting apparatus according to the adjusting Boiler pressure control.
The air-conditioning system of the air quantity of embodiment of the present invention, according to current outdoor temperature and/or the current system of air-conditioning systemSystem can need to be to determine the adjusting air quantity of volume adjusting apparatus, and adjust the air quantity of blower according to air quantity is adjusted, can make coldThe heat exchange amount of matchmaker and outdoor air is suitable, to guarantee that air-conditioning system is run in appropriate circumstances.
In some embodiments, the control device is used for true according to the current outdoor temperature and the first preset relationThe fixed adjusting air quantity, first preset relation are the corresponding pass of temperature range with the adjusting air quantity of the volume adjusting apparatusSystem.
In some embodiments, the control device be used for according to where the current outdoor temperature temperature range andFirst preset relation determines the adjusting air quantity.
In some embodiments, the control device is true with the second preset relation for that can be needed according to the current systemThe fixed adjusting air quantity, second preset relation are that can need the corresponding pass of range with the adjusting air quantity of the volume adjusting apparatusSystem.
In some embodiments, the control device be used for according to the current system can need where can need range andSecond preset relation determines the adjusting air quantity.
In some embodiments, the control device is used for according to the current outdoor temperature, the current system energyIt needs and third preset relation determines the adjusting air quantity, the third preset relation is temperature range, can need range and the windThe corresponding relationship of the adjusting air quantity of quantity regulating device.
In some embodiments, the control device be used for according to where the current outdoor temperature temperature range,The current system can need where range and the third preset relation can be needed to determine the adjusting air quantity.
In some embodiments, the control device is used for according to the current outdoor temperature and the current system energyIt need to determine current adjustment factor；And for determining the adjusting wind according to the current adjustment factor and the 4th preset relationAmount, the 4th preset relation are the corresponding relationship of the adjusting air quantity of adjustment factor range and the volume adjusting apparatus.
In some embodiments, the control device is used for true according to the current outdoor temperature and the first Relationship of CoefficientsSettled preceding temperature coefficient, first Relationship of Coefficients are the corresponding relationship of preset temperature range and temperature coefficient；And it is used for rootIt can need to determine with the second Relationship of Coefficients according to the current system and can currently need coefficient, second Relationship of Coefficients is that preset energy needsRange and the corresponding relationship that coefficient can be needed；And for that according to the Current Temperatures coefficient and described current coefficient can be needed to determine instituteState current adjustment factor.
In some embodiments, the control device is used for according to the adjustment factor model where the current adjustment factorIt encloses and determines the adjusting air quantity with the 4th preset relation.
In some embodiments, the outlet air surface of the adjusting air quantity and the volume adjusting apparatus of the volume adjusting apparatusThe incoming air area of the long-pending and/or described volume adjusting apparatus is related.
In some embodiments, the volume adjusting apparatus includes fan housing and the air-valve that the fan housing is arranged in, describedControl device is used for the aperture of the air-valve according to the adjusting Boiler pressure control to adjust the air quantity of the blower.
The air-conditioning system of embodiment of the present invention includes outdoor unit, volume adjusting apparatus, memory and processor, the windQuantity regulating device is arranged in the outdoor unit, and the outdoor unit includes blower, and the memory is stored with program, described program quiltThe step of processor realizes the control method of air quantity of any of the above-described embodiment when executing.
The air-conditioning system of the air quantity of embodiment of the present invention, according to current outdoor temperature and/or the current system of air-conditioning systemSystem can need to be to determine the adjusting air quantity of volume adjusting apparatus, and adjust the air quantity of blower according to air quantity is adjusted, can make coldThe heat exchange amount of matchmaker and outdoor air is suitable, to guarantee that air-conditioning system is run in appropriate circumstances.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following descriptionObviously, or practice through the invention is recognized.
Specific embodiment
Embodiments of the present invention are described below in detail, the embodiment of the embodiment is shown in the accompanying drawings, whereinSame or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to belowIt crosses the embodiment being described with reference to the drawings to be exemplary, for explaining only the invention, and should not be understood as to limit of the inventionSystem.
In the description of the present invention, it is to be understood that, term " center ", "left", "right", "inner", "outside", etc. instructionsOrientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouchedIt states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understandFor indication or suggestion relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",The feature of " second " can explicitly or implicitly include one or more feature.In the description of the present invention, " moreIt is a " it is meant that two or more, unless otherwise specifically defined.
In the description of embodiments of the present invention, it should be noted that unless otherwise clearly defined and limited, term" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or oneConnect to body；It can be mechanical connection, be also possible to be electrically connected or can mutually communicate；It can be directly connected, can also lead toIt crosses intermediary to be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements.For abilityFor the those of ordinary skill in domain, can understand as the case may be above-mentioned term in embodiments of the present invention specifically containJustice.
Also referring to Fig. 1 to Fig. 3, the air-conditioning system 10 of embodiment of the present invention includes outdoor unit 11, air quantity adjusting dress12 and control device 13 are set, for the setting of volume adjusting apparatus 12 in outdoor unit 11, outdoor unit 11 includes blower 112.The present invention is implementedThe control method of the air quantity of mode can be applied to the air-conditioning system 10 of embodiment of the present invention, and in other words, the present invention is implementedThe air-conditioning system 10 of mode can the control method of the air quantity of embodiment through the invention control the air quantity of blower 112.
Specifically, referring to Fig. 4, the control method of air quantity includes:
Step S1, the current system for acquiring current outdoor temperature and/or air-conditioning system 10 can need；
Step S2 can need to determine volume adjusting apparatus according to current outdoor temperature and/or the current system of air-conditioning system 1012 adjusting air quantity；
Step S3, according to the air quantity for adjusting the adjusting blower 112 of Boiler pressure control volume adjusting apparatus 12.
When the control method of air quantity is applied to air-conditioning system 10, step S1, step S2 and step S3 can be by air-conditioning systems10 control device 13 is realized.Control device 13 can be used for acquiring the current system of current outdoor temperature and/or air-conditioning system 10System can need；And the adjusting air quantity for that can need to determine volume adjusting apparatus 12 according to current outdoor temperature and/or current system；WithAnd for according to the air quantity for adjusting the adjusting blower 112 of Boiler pressure control volume adjusting apparatus 12.
In the control method and air-conditioning system 10 of the air quantity of embodiment of the present invention, according to current outdoor temperature and/or skyThe current system of adjusting system 10 can need to be to determine the adjusting air quantity of volume adjusting apparatus 12, and adjust blower according to air quantity is adjusted112 air quantity can make the heat exchange amount of refrigerant and outdoor air suitable, to guarantee air-conditioning system 10 in appropriate circumstancesOperation.
Specifically, air-conditioning system 10 may include the indoor unit 14 and compressor 15 for connecting outdoor unit 11, and compressor 15 canTo be mounted on other positions in indoor unit 14 or outdoor unit 11 or outdoor.Indoor heat exchanger 142 has can be set in indoor unit 14,Outdoor heat exchanger 114 has can be set in outdoor unit 11.Further, when air-conditioning system is freezed, indoor heat exchanger 142 can beEvaporator, outdoor heat exchanger 114 can be condenser.Circulation has refrigerant between outdoor unit 10 and indoor unit 20, and refrigerant passes throughEvaporation and condensation, shift heat between outdoor heat exchanger 114 and indoor heat exchanger 142, so that air-conditioning system 10 be made to freezeOr heating.
Further, air-conditioning system 10 can pass through the pressure between control outdoor heat exchanger 114 and indoor heat exchanger 142Difference reaches corresponding refrigerating capacity.When air-conditioning system 10 is run, user can be set target temperature, the operation of air-conditioning system 10 withIndoor environment temperature is set to reach target temperature.It, can be according to indoor environment temperature and target in 10 operational process of air-conditioning systemTemperature determines the goal systems pressure of air-conditioning system 10, outdoor heat exchanger 114 and indoor heat exchanger 142 under goal systems pressureBetween pressure difference the adjusting to indoor environment temperature may be implemented.
Specifically, when machine 20 freezes indoors, outdoor air is sucked or is blowed to outdoor heat exchanger 114 in blower 112Meanwhile the refrigerant of low-pressure steam state is compressed to high steam state by compressor 15, and is drained into outdoor heat exchanger 114, it is highThe refrigerant and outdoor air for pressing steam condition exchange heat, and are condensed into highly pressurised liquid state.The refrigerant of highly pressurised liquid state enters back into roomIn interior heat exchanger 142, and low-pressure gas is flashed to, absorb indoor heat, to reduce room temperature.
Based on the above, it is appreciated that when air-conditioning system 10 is run under some extreme operating conditions, wind that outdoor unit 11 needsIt measures very low.For example, in the case where outdoor environment temperature is very low, such as -15 DEG C, air-conditioning system 10 runs pure refrigeration mode, windEven if machine 112 is in minimum speed, refrigerant is also very big by the heat exchange amount of outdoor heat exchanger 114 and environment, will lead to system heightIt forces down, the problems such as compressor air-discharging degree of superheat is insufficient, under this minimum revolving speed, needs to reduce the air quantity of blower 112, to subtractThe heat exchange amount of few refrigerant and environment.Similarly, air-conditioning system 10 runs heating mode when the outdoor ambient temperature is relatively high, and outdoor is changedThe heat exchange demand of hot device 114 and environment is relatively low, it is also desirable to reduce the air quantity of blower 112.Therefore, it is necessary to blower 112Air quantity be adjusted and control.
In addition, air-conditioning system 10 can be multi-online air-conditioning system 10, multi-online air-conditioning system 10 can pass through single chamberOuter machine 11 is that two or more indoor units 14 realizes refrigeration and/or heating needs, be can be applied in different environment, exampleSuch as, large stadium, computer room and office space etc..Certainly, in other embodiments, air-conditioning system 10 may also comprise outside single chamberMachine 11 and single indoor unit 14, or, air-conditioning system 10 may include two or more outdoor units 11 and two or more interiorsMachine 14.Exemplary air-conditioning system 10 shown in FIG. 1 is multi-online air-conditioning system 10.
In step sl, outdoor temperature can be acquired by temperature sensor.Locality can also be obtained by internetTemperature conditions, and determine therefrom that outdoor temperature.The concrete mode of acquisition current outdoor temperature is not defined herein.
Current system can need to refer to that the operation of air-conditioning system 10 can need, including refrigeration can be needed and be heated and can need, and system can needThere is relationship with outdoor environment temperature, indoor environment temperature, the number of indoor unit 14 etc., for example the booting number of indoor unit 14 is got overGreatly, system can need bigger, and the running frequency of compressor 15 is higher.The current system of air-conditioning system 10 can need that setting can be passed throughA number for temperature, room temperature and indoor unit determines.Specifically, the current system of air-conditioning system 10 can need to for setting temperature and room temperature itDifference and several product.Certainly, the current system of air-conditioning system 10 can need to determine by other means, herein not to acquisitionThe concrete mode that current system can need is defined.
In step s 2, the adjusting air quantity of volume adjusting apparatus 12 can be embodied by the gear of volume adjusting apparatus 12.In other words, in step s3, volume adjusting apparatus 12 can be controlled by the gear of volume adjusting apparatus 12 to adjust blower112 air quantity.
Referring to Fig. 2, in embodiments of the present invention, volume adjusting apparatus 12 includes fan housing 122 and is arranged in fan housing 122Air-valve 124.In the example shown in the series of figures, the air outlet of blower 112 is arranged in volume adjusting apparatus 12, volume adjusting apparatus 12It is related to the air-out area of volume adjusting apparatus 12 to adjust air quantity.Specifically, it can control the gear of air-valve 124 that can control windThe air-out area of quantity regulating device 12.For example, the gear of volume adjusting apparatus 12 is smaller when environment temperature is lower, air-valve 124Aperture is smaller, and the air-out area of volume adjusting apparatus 12 is smaller, and the air quantity that volume adjusting apparatus 12 needs to adjust blower 112 is got overIt is low.
Air-valve 124 includes motor (not shown) and rotatable air valve blades 1242, and motor connects air valve blades 1242, electricityMachine is used to control the rotational angle of air valve blades 1242 with the aperture of adjusting air valve 124, so as to adjust air-out area, and then adjustsThe air quantity of blower 112.In the example of fig. 3, the angle [alpha] of air valve blades 1242 and vertical line is the angle of air-valve 124,Under different angle [alpha]s, air-valve 124 is in different apertures, and angle [alpha] and aperture correspond.When α=0 °, air-valve 124 is to closeClosed state, when α=90 °, air-valve 124 is full-gear.It in 0 ° to 90 ° of angular divisions is N number of air-valve gear air-valve, it is correspondingFor air-out area from 0 to 100%, 1 grade is deep low gear, N grade be it is most high-grade, wherein 1 grade≤2 grades≤3 grades≤4 grades≤...≤N grades.
It note that in embodiments of the present invention, the gear of volume adjusting apparatus 12 and the gear one of air-valve 124 are a pair ofIt answers.For example, 1 grade of volume adjusting apparatus 12 corresponds to 1 grade of air-valve 124,2 grades of volume adjusting apparatus 12 correspond to air-valve2 grades of 124 ... and so on.
Specifically, fan housing 122 offers air port, and air valve blades 1242 are arranged in air port, and air valve blades 1242 can blockOr air port is opened, the size that air port is opened is related to the rotational angle of air valve blades 1242, i.e. the aperture of air-valve 124 and air-valve leafThe rotational angle of piece 1242 is related.In this way, control device 13 can by the rotational angle of motor control air valve blades 1242 withThe aperture of adjusting air valve 124.Wherein it is possible to provide different torques to 1242 shaft of air valve blades by the voltage for adjusting motorTo control the rotational angle of air valve blades 1242.
In one example, motor is driven by way of power supply power supply, each voltage of driving motor is one correspondingMotor torque, to correspond to the angle [alpha] of an air valve blades 1242 when driving air valve blades 1242.In this way, control device 13The corresponding relationship of the voltage of motor and the angle [alpha] of air valve blades 1242 can be prestored, control device 13 can pass through default electricityPressure value realizes the control of 124 different opening of air-valve, in the rotational angle range of air valve blades 1242, the quantity of preset voltage valueMore, the aperture control of control air-valve 124 is finer.
The relationship of 1242 rotational angle of voltage and air valve blades of motor is as shown in table 1, wherein U1-Un is the drive of motorDynamic voltage, A1-An are the angle [alpha] of air valve blades 1242.
Table 1
| Voltage | U1 | U2 | U3 | U4 | … | | Un |
| Rotational angle | A1 | A2 | A3 | A4 | … | | An |
Preferably, motor can be stepper motor, stepper motor rotational angle is easily controllable, advantageously ensures that control air-valveThe accuracy of 124 aperture.It is appreciated that in other embodiments, other types of motor also may be selected in motor.
In some embodiments, the differential seat angle between two neighboring rotational angle is identical.For example, in upper table, An-A(n-1) arithmetic progression is formed.
Certainly, in other embodiments, motor can also be provided different by size of current or current pulse frequency etc.Motor torque to control to adjust the rotational angles of air valve blades 1242, i.e. the aperture of air-valve 124 can also be with the electric current of motorCorrelation, electric current include current value and/or current pulse frequency.Similarly, control device 13 can by pre-set current value and/orThe control of realization 124 different opening of air-valve such as predetermined current pulse frequency.
It is appreciated that in other implementations, the air outlet in blower 112 can be set in volume adjusting apparatus 12,Volume adjusting apparatus 12 includes fan housing 122 and translatable baffle, and baffle can be opened and closed the air port of fan housing 122.Baffle fromDuring the air port to the air port for fully opening fan housing 122 for completely closing fan housing 122, the air-out area of volume adjusting apparatus 12It is gradually converted into 100% from 0%, the air quantity of blower 112 can be thus adjusted by control volume adjusting apparatus 12.Into oneStep ground, baffle can be single piece type, and baffle can be set in the side of fan housing 122.
Certainly, baffle may be two-piece type, and two baffles can be separately positioned on the opposite sides of fan housing 122, and shapeAt the baffle structure of opposite opened.When two baffles contact, the air port of fan housing 122 can be completely closed in this way, so that air quantity is adjustedThe air-out area of device 12 is 0.It is appreciated that baffle may be multiple-piece, herein not to the quantity of baffle, moving direction andSpecific form is defined.
In other implementations, the air outlet in blower 112 can be set in volume adjusting apparatus 12, and air quantity adjusts dress12 check aprons including fan housing 122 and rollable are set, check apron can be opened and closed the air port of fan housing 122.Check apron is from completely closing windCover 122 air port to the air port for fully opening fan housing 122 during, the air-out area of volume adjusting apparatus 12 from 0% graduallyIt is changed into 100%, the air quantity of blower 112 can be thus adjusted by control volume adjusting apparatus 12.
Note that it is above merely illustrative to the explanation and illustration of volume adjusting apparatus 12, herein not to volume adjusting apparatus12 concrete form is defined.
Referring to Fig. 5, in some embodiments, step S2 includes:
Step S21 is determined according to current outdoor temperature and the first preset relation and is adjusted air quantity, and the first preset relation is temperatureThe corresponding relationship of the adjusting air quantity of range and volume adjusting apparatus 12.
For air-conditioning system 10, control device 13, which can be used for being determined according to current outdoor temperature and the first preset relation, to be adjustedAir quantity is saved, the first preset relation is the corresponding relationship of the adjusting air quantity of temperature range and volume adjusting apparatus 12.
In this way, realizing the adjusting air quantity for determining volume adjusting apparatus 12 according to current outdoor temperature.First preset relation canBe stored in advance in the internal or external memory of air-conditioning system 10 in table form.Certainly, the first preset relation can alsoTo be stored in advance with function, figure or other forms.The concrete form of the first preset relation is not defined herein.
Referring to Fig. 6, in some embodiments, step S21 includes:
Step S211, according to the temperature range and the determining adjusting air quantity of the first preset relation where current outdoor temperature.
For air-conditioning system 10, control device 13 can be used for according to the temperature range and first where current outdoor temperaturePreset relation, which determines, adjusts air quantity.
Air quantity is adjusted in this way, realizing and determining according to current outdoor temperature and the first preset relation.Specifically, in an exampleIn, the first preset relation is as shown in table 2, wherein T expression current outdoor temperature, T1≤T2≤T3≤...≤Tn.
Table 2
| Environment temperature T | T<T1 | T1≤T<T2 | T2≤T<T3 | … | T≥Tn |
| Volume adjusting apparatus gear | 1 grade | 2 grades | 3 grades | … | N grades |
Specifically, the gear that volume adjusting apparatus 12 can be divided according to total temperature range, can also be according to air quantity tuneTotal temperature range is divided into the temperature range of corresponding number by the quantity of 12 gear of regulating device.In embodiments of the present invention,The gear of volume adjusting apparatus 12 and the gear of air-valve 124 correspond.For example, 1 grade of volume adjusting apparatus 12 corresponds to wind1 grade of valve 124,2 grades of volume adjusting apparatus 12 correspond to 2 grades of air-valve 124 ... and so on.
As previously mentioned, angle [alpha] and aperture correspond.When α=0 °, air-valve 124 is in off state, when α=90 °, windValve 124 is full-gear.In 0 ° to 90 ° of angular divisions be N number of air-valve gear air-valve, corresponding air-out area from 0 to100%, 1 grade is deep low gear, and N grades are most high-grade.Therefore, the gear of volume adjusting apparatus 12 and angle [alpha] and aperture are also one a pair ofIt answers, when volume adjusting apparatus 12 is 1 grade, the gear of air-valve 124 is 1 grade, and α=0 °, air-valve 124 is in off state, corresponding outlet airArea is 0；When volume adjusting apparatus 12 is N grades, the gear of air-valve 124 is N grades, α=90 °, and air-valve 124 is full-gear, rightAnswering air-out area is 100%.
In this example, when current outdoor temperature T is less than the first temperature value T1, determine that the gear of volume adjusting apparatus is 1Shelves；When current outdoor temperature T is less than second temperature value T2 and is greater than or equal to the first temperature value T1, volume adjusting apparatus is determinedGear be 2 grades；When current outdoor temperature T is less than third temperature value T3 and is greater than or equal to second temperature value T2, wind is determinedThe gear of quantity regulating device is 3 grades；... when current outdoor temperature T is greater than or equal to temperature value Tn, determine that air quantity adjusts dressThe gear set is N grades.In this way, can then determine the shelves of volume adjusting apparatus 12 according to the temperature range where current outdoor temperaturePosition, to control the air quantity that volume adjusting apparatus 12 adjusts blower 112.
It is appreciated that air-conditioning system runs refrigeration mode, when ambient temperature is lower in order to guarantee the high pressure of systemAnd delivery temperature, need to reduce the heat exchange amount of outdoor heat exchanger 114 Yu ambient temperature, the wind of the blower 112 at this moment neededAmount also can be smaller.Therefore, when environment temperature is lower, the gear of volume adjusting apparatus 12 is smaller, and air-out area is smaller, blower 112Air quantity it is lower.
Referring to Fig. 7, in some embodiments, step S2 includes:
Step S22 can need to determine adjusting air quantity with the second preset relation according to current system, and the second preset relation is that can needThe corresponding relationship of the adjusting air quantity of range and volume adjusting apparatus 12.
For air-conditioning system 10, control device 13, which can be used for be needed to determine with the second preset relation according to current system, to be adjustedAir quantity is saved, the second preset relation is the corresponding relationship that can need the adjusting air quantity of range and volume adjusting apparatus 12.
In this way, realizing the adjusting air quantity that can need to determine volume adjusting apparatus 12 according to current system.Second preset relation canBe stored in advance in the internal or external memory of air-conditioning system 10 in table form.Certainly, the second preset relation can alsoTo be stored in advance with function, figure or other forms.The concrete form of the second preset relation is not defined herein.
Referring to Fig. 8, in some embodiments, step S22 includes:
Step S221 can need range and the second preset relation to determine adjusting air quantity where capable of being needed according to current system.
For air-conditioning system 10, control device 13 can be used for where capable of being needed according to current system that range and second can be neededPreset relation, which determines, adjusts air quantity.
Air quantity is adjusted in this way, realizing and can need to determine with the second preset relation according to current system.Specifically, in an exampleIn, the second preset relation is as shown in table 3, wherein and Y indicates that current system can need, Y1≤Y2≤Y3≤...≤Yn.
Table 3
| System can need Y | Y<Y1 | Y1≤Y<Y2 | Y2≤Y<Y3 | … | Y≥Yn |
| Volume adjusting apparatus gear | 1 grade | 2 grades | 3 grades | … | N grades |
Specifically, can be according to total gear that range can be needed to divide volume adjusting apparatus 12, it can also be according to air quantity tuneThe quantity of 12 gear of regulating device can need what range was divided into corresponding number can need range for total.About volume adjusting apparatus 12The relationship of the relationship of the gear of gear and air-valve 124 and the gear of volume adjusting apparatus 12 and angle and aperture, is referred toThe explanation and illustration of step S211, to avoid redundancy, details are not described herein.
In this example, current system can need Y less than first can need to value Y1 when, determine that the gear of volume adjusting apparatus 12 is1 grade；Current system can need Y less than second can need to value Y2 and be greater than or equal to first can need to value Y1 when, determine air quantity adjust dressThe gear set is 2 grades；Current system can need Y be less than third can need to value Y3 and be greater than or equal to second can need to value Y2 when, determineThe gear of volume adjusting apparatus is 3 grades；... current system can need Y be greater than or equal to can need to value Yn when, determine air quantity adjustThe gear of device is N grades.In this way, range can be needed to determine volume adjusting apparatus 12 where can capable of then being needed according to current systemGear, to control the air quantity that volume adjusting apparatus 12 adjusts blower 112.
It is appreciated that the ability that compressor 15 provides is bigger, outdoor heat exchanger 114 and environment when system can need higherHeat exchange amount it is bigger, then the air quantity of blower 112 also can be larger.Therefore, when system can need bigger, volume adjusting apparatus 12Gear is bigger, and the air-out area of volume adjusting apparatus 12 is bigger, and the air quantity of blower 112 is bigger；It can need to be got over hour in system, air quantityThe gear of regulating device 12 is smaller, and the air-out area of volume adjusting apparatus 12 is smaller, and the air quantity of blower 112 is smaller.
Referring to Fig. 9, in some embodiments, step S2 includes:
Step S23, can need according to current outdoor temperature, current system and third preset relation determines and adjusts air quantity, thirdPreset relation is temperature range, the corresponding relationship for adjusting air quantity that can need range and volume adjusting apparatus 12.
For air-conditioning system 10, control device 13 can be used for according to current outdoor temperature, current system can need and thirdPreset relation, which determines, adjusts air quantity, and third preset relation is temperature range, the adjusting wind that can need range Yu volume adjusting apparatus 12The corresponding relationship of amount.
In this way, realizing the adjusting air quantity that can need to determine volume adjusting apparatus 12 according to current outdoor temperature and current system.Third preset relation can be stored in advance in table form in the internal or external memory of air-conditioning system 10.Certainly,Three preset relations can also be stored in advance with function, figure or other forms.Herein not to the concrete form of third preset relationIt is defined.
Referring to Fig. 10, in some embodiments, step S23 includes:
Step S231, according to the temperature range where current outdoor temperature, current system can need where can need range andThird preset relation, which determines, adjusts air quantity.
For air-conditioning system 10, control device 13 can be used for according to the temperature range, current where current outdoor temperatureSystem can need where range and third preset relation can be needed to determine adjust air quantity.
In this way, realization can be needed according to current outdoor temperature, current system and third preset relation determines and adjusts air quantity.SpecificallyGround, in one example, third preset relation are as shown in table 4, wherein T indicates that current outdoor temperature, Y indicate current system energyIt needs, N1 >=N2 >=N3 >=... >=Nn, M1 >=M2 >=M3 >=... >=Mm.
Table 4
In this example, current outdoor temperature T is less than the first temperature value T1 and current system can need Y that can need to be worth less than firstWhen Y1, determine that the gear of volume adjusting apparatus is 1 grade；In current outdoor temperature T less than the first temperature value T1, current system can be neededY less than second can need to value Y2 and be greater than or equal to first can need to value Y1 when, determine volume adjusting apparatus gear be 2 grades；Working asPreceding outdoor temperature T is less than second temperature value T2 and is greater than or equal to the first temperature value T1, and current system can need Y that can need less than firstWhen value Y1, determine that the gear of volume adjusting apparatus is 2 grades ... and so on.In this way, then can be according to current outdoor temperature instituteTemperature range and current system can need where the range that can need determine the gear of volume adjusting apparatus 12, to control air quantityThe air quantity of the adjusting blower 112 of regulating device 12.
It note that and the specific value of n and m are not defined herein, N-n grades, N-n+1 grades, N-n+2 grades ... N grades of tablesShow that the gear of volume adjusting apparatus 12 is gradually increased；N-m grades, N-m+1 grades ... N grades expression volume adjusting apparatus 12 gear byIt is cumulative big.
In addition, the relationship and volume adjusting apparatus 12 of the gear of the gear and air-valve 124 about volume adjusting apparatus 12Gear and angle and aperture relationship, be referred to the explanation and illustration of step S211, it is no longer superfluous herein to avoid redundancyIt states.
Figure 11 is please referred to, in some embodiments, step S2 includes:
Step S24 can need to determine current adjustment factor according to current outdoor temperature and current system；
Step S25 is determined according to current adjustment factor and the 4th preset relation and is adjusted air quantity, and the 4th preset relation is to adjustThe corresponding relationship of the adjusting air quantity of coefficient range and volume adjusting apparatus 12.
For air-conditioning system 10, control device 13 can be used for be determined according to current outdoor temperature and current system and work asPreceding adjustment factor；And air quantity is adjusted for determining according to current adjustment factor and the 4th preset relation, the 4th preset relation isThe corresponding relationship of the adjusting air quantity of adjustment factor range and volume adjusting apparatus 12.
In this way, realizing the adjusting air quantity that can need to determine volume adjusting apparatus 12 according to current outdoor temperature and current system.4th preset relation can be stored in advance in table form in the internal or external memory of air-conditioning system 10.Certainly,Four preset relations can also be stored in advance with function, figure or other forms.Herein not to the concrete form of the 4th preset relationIt is defined.
Figure 12 is please referred to, in some embodiments, step S24 includes:
Step S241 determines Current Temperatures coefficient, the first Relationship of Coefficients according to current outdoor temperature and the first Relationship of CoefficientsFor the corresponding relationship of preset temperature range and temperature coefficient；
Step S242 can need currently need coefficient, the second Relationship of Coefficients with the determination of the second Relationship of Coefficients according to current systemFor the preset corresponding relationship that can be needed range and coefficient can be needed；
Step S243 according to Current Temperatures coefficient and currently can need coefficient to determine current adjustment factor.
For air-conditioning system 10, control device 13 can be used for being worked as according to current outdoor temperature and the determination of the first Relationship of CoefficientsPreceding temperature coefficient, the first Relationship of Coefficients are the corresponding relationship of preset temperature range and temperature coefficient；And for according to current systemSystem, which can need, and the second Relationship of Coefficients determines can currently need coefficient, and the second Relationship of Coefficients is that preset can need range and can need coefficientCorresponding relationship；And for that according to Current Temperatures coefficient and currently coefficient can be needed to determine current adjustment factor.
In this way, current adjustment factor can need to be determined according to current outdoor temperature and current system by realizing.Similarly, the first systemNumber relationship and the second Relationship of Coefficients can be stored in advance in table form in the internal or external memory of air-conditioning system 10.Certainly, the first Relationship of Coefficients and the second Relationship of Coefficients can also be stored in advance with function, figure or other forms.Herein not toThe concrete form of one Relationship of Coefficients and the second Relationship of Coefficients is defined.
It specifically, can be according to the temperature range and the first Relationship of Coefficients where current outdoor temperature in step S241Determine Current Temperatures coefficient.Specifically, in one example, the first Relationship of Coefficients is as shown in table 5, wherein T indicates current outdoorTemperature, T1≤T2≤T3≤...≤Tn, x1≤x2≤x3≤...≤xn.
Table 5
| Environment temperature T | T<T1 | T1≤T<T2 | T2≤T<T3 | … | T≥Tn |
| Temperature coefficient x | x1 | x2 | x3 | … | xn |
In this example, when current outdoor temperature T is less than the first temperature value T1, determine that Current Temperatures coefficient is x1；Working asWhen preceding outdoor temperature T is less than second temperature value T2 and is greater than or equal to the first temperature value T1, determine that Current Temperatures coefficient is x2；?When current outdoor temperature T is less than third temperature value T3 and is greater than or equal to second temperature value T2, determine that Current Temperatures coefficient isx3；... when current outdoor temperature T is greater than or equal to temperature value Tn, determine that Current Temperatures coefficient is xn.In this way, then can rootCurrent Temperatures coefficient is determined according to the temperature range where current outdoor temperature.
Similarly, in step S242, range and the second Relationship of Coefficients can be needed where can capable of needing according to current systemDetermination can currently need coefficient.Specifically, in one example, the second Relationship of Coefficients is as shown in table 6, wherein Y indicates current systemIt can need, Y1≤Y2≤Y3≤...≤Yn, y1≤y2≤y3≤...≤yn.
Table 6
| System can need Y | Y<Y1 | Y1≤Y<Y2 | Y2≤Y<Y3 | … | Y≥Yn |
| It can need coefficient y | y1 | y2 | y3 | … | yn |
In this example, current system can need Y less than first can need to value Y1 when, determine can currently need coefficient be y1；Working asPreceding system can need Y less than second can need to value Y2 and be greater than or equal to first can need to value Y1 when, determine can currently need coefficient be y2；?Current system can need Y less than the 4th can need to value Y4 and be greater than or equal to third can need to value Y3 when, determining can currently need the coefficient to bey3；... current system can need Y be greater than or equal to can need to value Yn when, determine can currently need coefficient be yn.In this way, then can rootIt can need range determination that can currently need coefficient where capable of needing according to current system.
In step S243, according to temperature coefficient and coefficient can be needed, current adjustment factor is calculated by preset model.In one example, preset model z=x*y, after current adjustment factor z has been determined, so that it may according to the 4th preset relationIt determines and adjusts air quantity；In another example, Y can be needed different to the accounting of air quantity according to environment temperature T and system, it can be by z=α x+ β y+ θ is as preset model, after current adjustment factor z has been determined, so that it may be determined and be adjusted according to the 4th preset relationAir quantity, it is noted that, α, β and θ are preset constants, in the actual use process, can be adjusted to it.
Figure 13 is please referred to, in some embodiments, step S25 includes:
Step S251, adjustment factor range and the 4th preset relation where current adjustment factor, which determine, adjusts windAmount.
For air-conditioning system 10, control device 13 can be used for according to where current adjustment factor adjustment factor range and4th preset relation, which determines, adjusts air quantity.
Air quantity is adjusted in this way, realizing and determining according to current adjustment factor and the 4th preset relation.Similarly, the 4th default passSystem can be stored in advance in the form of a table in memory 17.Certainly, the 4th preset relation can also be with function or other formsIt is stored in advance.The concrete form of the 4th preset relation is not defined herein.
Specifically, in one example, the 4th preset relation is as shown in table 7, wherein and z1≤z2≤z3≤...≤zn.
Table 7
| The gear that air quantity is adjusted | 1 grade | 2 grades | 3 grades | 4 grades | … | N grades |
| Adjustment factor z | z<z1 | z1≤z<z2 | z2≤z<z3 | z3≤z<z4 | … | z>zn |
Specifically, the gear that volume adjusting apparatus 12 can be divided according to total adjustment factor range, can also be according to windTotal adjustment factor range is divided into the adjustment factor range of corresponding number by the quantity of 12 gear of quantity regulating device.It note thatThe relationship of the gear of gear and air-valve 124 about volume adjusting apparatus 12 and the gear and angle of volume adjusting apparatus 12With the relationship of aperture, it is referred to the explanation and illustration of step S211, to avoid redundancy, details are not described herein.
In this example, when current adjustment factor z is less than the first coefficient value z1, determine that the gear of volume adjusting apparatus is 1Shelves；When current adjustment factor z is less than the second coefficient value z2 and is greater than or equal to the first coefficient value z1, volume adjusting apparatus is determinedGear be 2 grades；When current adjustment factor z is less than third coefficient value z3 and is greater than or equal to the second coefficient value z2, wind is determinedThe gear of quantity regulating device is 3 grades；... when current adjustment factor z is greater than or equal to coefficient value zn, determine that air quantity adjusts dressThe gear set is N grades.In this way, then can determine volume adjusting apparatus 12 according to the adjustment factor range where current adjustment factorGear, thus control volume adjusting apparatus 12 adjust blower 112 air quantity.
In some embodiments, the air-out area of the adjusting air quantity and volume adjusting apparatus 12 of volume adjusting apparatus 12And/or the incoming air area of volume adjusting apparatus 12 is related.
In one example, the air outlet of blower 112, the adjusting of volume adjusting apparatus 12 is arranged in volume adjusting apparatus 12Air quantity is related to the air-out area of volume adjusting apparatus 12.When reducing the air-out area of volume adjusting apparatus 12, also reduceAir-out area of the blower 112 in air outlet.Since air quantity is wind speed V and the product of duct cross-section product F, it is thereby possible to reduce windThe air quantity of machine 112.
In another example, the air inlet in blower 112, volume adjusting apparatus 12 can be set in volume adjusting apparatus 12Adjusting air quantity it is related to the incoming air area of volume adjusting apparatus 12.When reducing the incoming air area of volume adjusting apparatus 12,Reduce the wind speed of blower 112.Since air quantity is wind speed V and the product of duct cross-section product F, it is thereby possible to reduce blower 112Air quantity.
Fig. 2, Fig. 3 and Figure 14 are please referred to, in some embodiments, volume adjusting apparatus 12 includes fan housing 122 and settingIn the air-valve 124 of fan housing 122, step S3 includes:
Step S31 adjusts the air quantity of blower 112 according to the aperture for adjusting Boiler pressure control air-valve 124.
For air-conditioning system 10, control device 13 can be used for the aperture according to adjusting Boiler pressure control air-valve 124 to adjustThe air quantity of blower 112.
In this way, realizing according to the air quantity for adjusting the adjusting blower 112 of Boiler pressure control volume adjusting apparatus 12.Specifically, air quantityThe air outlet in blower 112 can be set in regulating device 12, and the aperture of control air-valve 124 can control volume adjusting apparatus 12Air-out area.In one example, when current outdoor temperature is lower, the aperture of air-valve 124 is smaller, volume adjusting apparatus 12Air-out area is smaller, and the air quantity of blower 112 is lower.In another example, when current system can need lower, air-valve 124 is openedSpend smaller, the air-out area of volume adjusting apparatus 12 is smaller, and the air quantity of blower 112 is lower.
Incorporated by reference to Figure 15, a kind of air-conditioning system 10 of embodiment of the present invention offer comprising outdoor unit 11, air quantity are adjustedDevice 12, processor 16 and memory 17, outdoor unit 11 include blower 112, and memory 17 is stored with program, and program is by processorThe step of realizing the control method of air quantity of any of the above-described embodiment when 16 execution.
In one example, it is performed the steps of when program is executed by processor 16
Step S1, the current system for acquiring current outdoor temperature and/or air-conditioning system 10 can need；
Step S2 can need to determine volume adjusting apparatus according to current outdoor temperature and/or the current system of air-conditioning system 1012 adjusting air quantity；
Step S3, according to the air quantity for adjusting the adjusting blower 112 of Boiler pressure control volume adjusting apparatus 12.
The air-conditioning system 10 of embodiment of the present invention, according to current outdoor temperature and/or the current system of air-conditioning system 10Can need to be to determine the adjusting air quantity of volume adjusting apparatus 12, and adjust the air quantity of blower 112 according to air quantity is adjusted, can makeThe heat exchange amount of refrigerant and outdoor air is suitable, to guarantee that air-conditioning system 10 is run in appropriate circumstances.
In summary, the control method and air-conditioning system 10 of the air quantity of embodiment of the present invention, in cryogenic refrigeration, in sky10 outdoor unit 11 of adjusting system installs volume adjusting apparatus 12, by controlling the adjusting air quantity of volume adjusting apparatus 12, to adjust windThe air quantity of machine 112.And the adjusting air quantity of volume adjusting apparatus 12 is according to current outdoor temperature or the current system of air-conditioning system 10It can need to be adjusted, when current outdoor temperature is lower, the adjusting air quantity of volume adjusting apparatus 12 is smaller, and the air quantity of blower 112 is got overIt is low.Current system can need to be got over hour, and the adjusting air quantity of volume adjusting apparatus 12 is smaller, and the air quantity of blower 112 is lower.It is either logicalThe coupling control that current outdoor temperature and current system can need is crossed, according to different current outdoor temperatures and current system energy need,Adjust the air quantity of blower 112.Finally, so that refrigerant and external environment is exchanged heat properly by adjusting the adjusting of air quantity, make air-conditioning system10 run in the state that one suitable.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementationThe description of mode ", " example ", specific examples or " some examples " etc. means the tool described in conjunction with the embodiment or exampleBody characteristics, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification,Schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knotStructure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includesIt is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portionPoint, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitableSequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the inventionEmbodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered useIn the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, forInstruction execution system, device or equipment (such as computer based system, including the system of processing module or other can be from instructionExecute system, device or equipment instruction fetch and the system that executes instruction) use, or combine these instruction execution systems, device orEquipment and use.For the purpose of this specification, " computer-readable medium " can be it is any may include, store, communicating, propagating orTransfer program uses for instruction execution system, device or equipment or in conjunction with these instruction execution systems, device or equipmentDevice.The more specific example (non-exhaustive list) of computer-readable medium include the following: there are one or more wiringsElectrical connection section (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only depositsReservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitableMedium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other mediaHis suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of embodiments of the present invention can be with hardware, software, firmware or their combination come realIt is existing.In the above-described embodiment, multiple steps or method can be with storages in memory and by suitable instruction execution systemThe software or firmware of execution is realized.For example, if realized with hardware, in another embodiment, ability can be usedAny one of following technology or their combination well known to domain is realized: being had for realizing logic function to data-signalThe discrete logic of logic gates, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array(PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carriesIt suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage mediumIn matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
In addition, each functional unit in various embodiments of the present invention can integrate in a processing module, it can alsoTo be that each unit physically exists alone, can also be integrated in two or more units in a module.It is above-mentioned integratedModule both can take the form of hardware realization, can also be realized in the form of software function module.The integrated moduleIf in the form of software function module realize and when sold or used as an independent product, also can store one calculatingIn machine read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is exampleProperty, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentionedEmbodiment is changed, modifies, replacement and variant.