Communication base station power-economizing methodTechnical field
The present invention relates to communication base station energy-conserving field, more particularly to a kind of communication base station power-economizing method can be effectively realExisting energy-efficient purpose.
Background technology
Valve controlled sealed accumulator is very sensitive to temperature, temperature raising, all chemical reaction velocities all will exponentially onIt rises, the nominal temperature in use of accumulator is 25 DEG C, and longtime running temperature often increases 10 DEG C, and service life about reduces half.In order toEnsure the normal work of accumulator, it has to Special industrial air-conditioning is equipped in computer room, and operation of air conditioner temperature is set all the year roundIt it is 25 DEG C, so as to produce a large amount of energy consumption.
According to statistics, it is base station side that mobile communications industry, which has 73% energy consumption, and is mainly that air-conditioning and base station are set in energy consumption of base stationStandby, the two almost respectively accounts for half.
National energy-saving emission reduction is a fundamental state policy in China, at present in the side of the basic energy-saving and emission-reduction in Communication in China base stationCase mainly reduces air conditioning energy consumption, establishes new energy base station and the energy storage technology of avoiding the peak hour using time-of-use tariffs difference.
In terms of air conditioning energy consumption is reduced, have many precedents.Including a kind of mobile communication base station energy saving heat radiation cabinet, one kindThe method of communication base station orientation heat extraction cooling equipment and a kind of communication base station energy-conserving system and control method.It can enable in base stationAir-conditioning be in interval work state.
In the utilization for avoiding the peak hour energy storage technology, avoid the peak hour energy-storage system including a kind of communication power supply.Using monitoring unit to storingThe charge and discharge process of battery pack carries out automatically controlling management, and accumulator group peak period actively discharges, and insufficient section is again by direct currentThe rectifier supply of electric power system, valley period charge, use electricity in off-peak hours and optimize allocation of resources so as to fulfill power grid.AnotherUtility model patent then discloses a kind of multifunction energy storage equipment and a kind of modularity Mobile energy storage equipment, mainly includesThere are the potential device electrically to connect, converter plant, energy storage device, power generator, inverter and monitoring device, form moduleChange, moveable energy storage device.Using the energy storage mechanism for energy storage of avoiding the peak hour, paddy electricity period or visual climate condition are by power generationDevice generates electricity, and to store cheap electric energy, and provides electric power in the peak period of electricity consumption.
In terms of new energy base station construction, a kind of communication base station energy-conserving system, include solar cell, Switching Power Supply,Micro-control unit MCU.It is energy saving by the work realization for regulating and controlling ventilating system and air-conditioning system, and with solar electric power supply system to logicalWind system is powered.A kind of energy saving technology of mobile communication base station enables computer room vacantly be built on launching tower pedestal, frame structure, wallBody is hollow insulation interlayer, by the use of solar energy as wind turbine, illumination, cools down liquid circulation pump and its energy of non-communicating electricity consumption,Communication emitting equipment installs heat radiating device special, if storage cooling liquid device, is dropped using day and night temperature pump circulation and air coolingTemperature liquid can be widely applied to mobile communication base station construction, Economization on land.
In addition another invention then discloses a kind of for communication base station energy-conserving metering method, is mainly based upon energy consumption measureThe Calculation Method of Energy Consumption of system data acquisition part.It is provided for selection energy-saving equipment, formulation energy-saving scheme and calculating energy-saving benefitImportant evidence.
These devices and scheme provide feasible energy-saving method for communication base station, greatly reduce operating cost.It is but required for newly-built base station greatly, the high temperature resistant technology battery of new equipment or the high cost of buying is configured, preparation process is strandedDifficulty, the investment payback time, (ROI) was relatively long, and economic benefit is opposite to be weakened.
Above-mentioned problem of the prior art is, needs to adjust the temperature in communication base station using additional temperature control equipmentDegree, recondition expense is high, and difficulty is big, and ordinary energy consumption is big.Or it does not efficiently use existing low power in communication base stationTemperature control equipment causes overlapping investment and waste.
The present invention introduces a kind of new direction of communication base station energy-conserving -- and the solution of temperature adjustment pattern utilizes lead-acid accumulatorLow discharging current inhales thermal property, and base-station environment temperature is allowed to be turned up, be further advanced by controller with it is existing in communication base stationAir-conditioning equipment match, further reduce constant temperature energy consumption.
Invention content
The present invention adjusts the room of communication base station for the large-scale temperature control equipment for needing installation additional in the prior artThe shortcomings that interior temperature, provides a kind of communication base station power-economizing method, inhales thermal property using lead-acid accumulator low discharging current,Achieve the purpose that reduce energy consumption.
To achieve the above object, the present invention can take following technical proposals：
A kind of communication base station power-economizing method, which is characterized in that including step in detail below：
Charge and discharge temperature adjustment step：Controller controls battery or battery power discharge in peak potential period, utilizes lead-acid accumulatorLow discharging current inhales thermal property, and base-station environment temperature is allowed to be turned up.；The battery or battery pack are powered to communication equipmentWhen the indoor temperature of the communication base station is enabled to be maintained within the scope of a selected temperature by the adjusting of the controller.
Further, as a kind of optional scheme, in embodiments herein, step in detail below is further included：
Air-conditioning cooperates with step：While controller controls the battery or battery power discharge, control in the communication baseIts thermostat temperature of the indoor temperature regulating device stood is turned up.；While controller the control battery or battery pack charge, controlIts thermostat temperature of indoor temperature regulating device processed restores usually setting.
Further, as a kind of optional scheme, in embodiments herein, the controller is controlling the electricityPond either limits the strength of discharge of the battery or battery pack during battery power discharge；.
Further, as a kind of optional scheme, in embodiments herein, the charge and discharge temperature adjustment step is also wrappedIt includes：In the battery either battery power discharge at the same control the battery or battery pack discharge time and battery orProtection voltage during person's battery power discharge.
Further, as a kind of optional scheme, in embodiments herein, the controller control battery orThe depth of discharge of battery pack is controlled in the battery or the 5%-60% of the total capacity of battery pack.
The present invention has following notable technique effect：
The fuel factor of battery or battery pack low discharging current itself can be made full use of, in electric discharge by controller,Achieve the purpose that reduce communication base station constant temperature energy consumption.
Description of the drawings
Fig. 1 is the controller attachment structure schematic diagram in the communication base station that communication base station is used with power-economizing method.
Fig. 2 is the step annexation figure of communication base station power-economizing method.
Specific embodiment
With reference to embodiment, the present invention is described in further detail.
Embodiment 1
As shown in Figure 1, 2, a kind of communication base station power-economizing method, for utilizing battery or battery pack in itself charge and dischargeDuring, low discharging current heat absorption characteristic, low current refer to by the discharge current of battery be limited to one it is relatively generalThe smaller discharge current of nominal discharge current in the case of the electric discharge that carries out, those skilled in the art can be in the electric discharge of restrictionPractical size of current is arranged under electric current, and is arranged according to the actual effect of discharge magnitude, to carry out indoor temperature tuneSection.For this reason, it may be necessary to one is extraly set in communication base station can control the charge and discharge of the battery or battery pack 102Controller 101 reaches reduction energy consumption, saves the purpose of the energy.Any existing control may be used in the structure of the controller 101Device processed, those skilled in the art can obtain being suitable on the basis of state of the art control used in the present embodimentThe structure of device 101 processed.The connection mode of the controller as shown in Figure 1,101 and one high frequency switch power 104 of controller andThe indoor temperature regulating device 103 of communication base station is connected, and the high frequency switch power 104 by power grid take a little, describedThe charge and discharge process of the battery or battery pack 102, further, controller are further controlled under the control of controller 101101 can also control the indoor temperature regulating device 103, and the energy is adjusted and save to further improve indoor temperature.
The communication base station includes step in detail below with power-economizing method：
As shown in Fig. 2, charge and discharge temperature adjustment step 201：
Controller 101 controls battery or battery pack 102 to discharge in peak potential period, utilizes lead-acid accumulator low discharging currentThermal property is inhaled, base-station environment temperature is allowed to be turned up.The battery or battery pack 102 pass through institute when powering to communication equipmentThe adjusting for stating controller 101 enables the indoor temperature of the communication base station be maintained within the scope of a selected temperature.
Since the optimum working temperature of battery in itself is 20-25 DEG C, the controller 101 is in the room to communication base stationDuring interior progress temperature adjustment, it is also necessary to consider the operating temperature of battery in itself.It is more sealed in addition, the equipment of communication base station is placed in oneIt closes and heat-insulated interior, its usual heat-proof quality is preferable, and the interior space is more narrow, therefore battery or battery pack 102Large effect can be caused to the temperature of communication base station by inhaling heat release.In embodiments herein, generally by communication base stationSince indoor temperature change generated in case is ignored caused by heat-proof quality, as a kind of optional scheme, communication base station heat-proof quality notIn the case of good, the optimum working temperature of the battery can suitably be adjusted, so as to enable embodiments hereinThe technical solution of record is applied to more extensive situation.
Further, for needing the indoor temperature regulating device 103 using electric energy, controller 101 can be with profitWith time-of-use tariffs difference, further reach the saving energy, reduce the purpose of electric energy spending.The economize on electricity step being generally considered toFor, the peak electric stage was included in the electric discharge period, charge period was arranged in the paddy electricity period, using the difference of time-of-use tariffs,So as to achieve the purpose that save electric energy spending.Further power-saving measures can also include, the Horizon as far as possible between peak-trough electricityPress down charge and discharge process, strength of discharge is limited, extends discharge time within the entire peak electric period, battery when reducing electric discharge is putElectric depth, depth of discharge control are preferred in 5%-60%.In paddy electricity as quickly as possible full of battery, at the end of paddy electricity as far as possibleBattery or battery pack 102 are full of.
Further, the communication base station further includes step in detail below with power-economizing method：
Air-conditioning cooperates with step 202：While controller 101 controls the battery or the electric discharge of battery pack 102, control in instituteState its thermostat temperature height-regulating of the indoor temperature regulating device 103 of communication base station.Controller 101 controls the battery or battery packWhile 102 charging, its thermostat temperature of control indoor temperature regulating device 103 restores usually setting.
Further, the controller 101 limits institute during the battery or the electric discharge of battery pack 102 is controlledState the strength of discharge of battery or battery pack 102；The controller 101 charges in the control battery or battery pack 102In the process, the charge strength of the battery or battery pack 102 is limited.
Further, the charge and discharge temperature adjustment step 201 further includes：When the battery or battery pack 102 discharge, togetherWhen protection voltage when controlling the battery either the discharge time of battery pack 102 and battery or battery pack 102 being discharged.
When system, which is met with, to have a power failure, then start backup mode control strategy, meet with have a power failure when charging, be then switched at onceElectric discharge, and protection voltage currently is kept to be down to the voltage of regular picture up to the discharge voltage of battery or battery pack 102,Voltage protection is closed at this time, and the socking out time of battery, battery are calculated according to the residual capacity of battery after peak electricity stage dischargeAt least the electric discharge of 8h or power failure can also be supported to terminate.When electric discharge when meet with have a power failure, then controller 101 control the battery orPerson's battery pack 102 continues electric discharge until battery or the discharge voltage of battery pack 102 are down to normal discharge voltage, closing voltageProtection, and charge immediately to battery or battery pack 102 if the end that has a power failure, start above-mentioned charge and discharge temperature adjustment step after being full ofRapid 201.
Further, the controller 101 control battery or the control of the depth of discharge of battery pack 102 in the battery orThe 5%-60% of the total capacity of person's battery pack 102, and after the depth of discharge of the battery or battery pack 102 reaches the full quotaIt charges immediately.As a kind of optional scheme, depth of discharge can be adjusted in above-mentioned limits.
A more detailed example has been still further comprised in the present embodiment, has used a base station as shown in Figure 1, baseThe system stood includes power grid, high frequency switch power, battery pack 102, controller 101, air-conditioning, BTS DC load apparatus.It opens firstCharge and discharge temperature adjustment step 201 is opened, and controller 101 controls battery pack 102 to be discharged by 8 points to 24 points of one day, embodiment 1 isDischarge current is 0.006C10Or 3A, discharge time are 16 hours, battery power discharge depth is 9.6%.By 0 point to 8 batteryCharging 8 hours, charging modes are modified constant-voltage charge, and charging voltage is 2.27V/ battery, cut-off current 0.15C10Or75A；Embodiment 2 is discharge current 0.0375C10 or 18.75A, discharge time is 16 hours, and battery power discharge depth is60%, it charges 8 hours, charging modes are modified constant-voltage charge, and charging voltage is 2.35V/ battery, cut-off current 0.15C10OrPerson 75A, this charge and discharge system are more suitable for peak load shifting energy storage technology battery performance requirements higher.Secondly air-conditioning associationIt is accordingly opened with step, at 8 points to 24 points, control base station air-conditioning reaches 35 DEG C of unlatchings, and set to controller in environment temperature simultaneouslyThermostat temperature is put as 35 DEG C, is then opened after environment temperature reaches 25 DEG C at 0 point to 8 points, and by the thermostat temperature of base station air conditionerIt is set as 25 DEG C, the thermostat temperature of above-mentioned air-conditioning is one in the range of claims hereof restriction optional specificExample, other thermostat temperatures be also it is optional, further, after controller 101 detects that environment temperature reaches thermostat temperature,Air-conditioning is just opened, and indoor temperature is promoted or is reduced to thermostat temperature by non-used air-conditioning equipment, makes full use of the suction of batteryExothermic character achievees the purpose that node.By calculating, after a controller is added to, temperature adjustment is made full use of, embodiment 1 is economized on electricityRate is up to 15.32%, the cost of i.e. recoverable initial stage input after 0.20；2 power saving rate of embodiment up to 22.11%,The cost of recoverable initial stage input after 0.41.Controller 101 controls battery pack 102 to carry out low current constant-current discharge, batteryDepth of discharge is 5%-60%, and the discharge cycles quantity of battery greatly increases.
In short, the foregoing is merely presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patentVariation and modification should all belong to the covering scope of patent of the present invention.