CN203489399U - Ground source heat pump solar air-conditioning system controlled with fuzzy mathematics - Google Patents

Abstract

The utility model relates to a ground source heat pump solar air-conditioning system controlled with fuzzy mathematics. The utility model aims to provide an air-conditioning system, which contributes to saving energy and meets the requirements of temperature and humidity changes. The ground source heat pump solar air-conditioning system comprises a solar device (1), an open type ground source heat pump (2), a temperature sensor (3), a pressure sensor (4), a PLC (Programmable Logic Controller) (5), a fuzzy controller (6), a frequency converter (7) and an air conditioner (8). The solar device (1) and the ground source heat pump (2) are connected with the air conditioner (8) respectively; the ground source heat pump (2) is connected with the input end of the pressure sensor (3) and the input end of the pressure sensor (4) respectively; the output end of the temperature sensor (3) and the output end of the pressure sensor (4) are connected with the input end of the PLC (5); the output end of the PLC (5) is connected with the input end of the fuzzy controller (6); the output end of the fuzzy controller (6) is connected with the input end of the frequency converter (7); the output end of the frequency converter (7) is connected with the air conditioner (8).

Description

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control

Technical field

The utility model relates to a kind of air-conditioning system, particularly relates to a kind of earth source heat pump solar air-conditioner system that fuzzy mathematics is controlled of applying.

Background technology

Fuzzy control theory is to grow up in the Fundamentals of Mathematics of fuzzy set theory, it is a kind of novel computer control method that fuzzy set theory, fuzzy language variable and fuzzy logic inference be Fundamentals of Mathematics of take, fuzzy control is in fact a kind of nonlinear Control, be subordinated to the category of Based Intelligent Control, have advantages of that many traditional control methods cannot compare with it.Therefore fuzzy mathematics controller is used in the many aspects that produce and live in recent years, especially more and more extensive to the application of temperature control aspect.

As shown in Figure 1, be the fundamental diagram of fuzzy mathematics controller, main control module is connected with temperature collect module, key-press module, power module, display module, heating module, output module respectively.Temperature collect module carries out Real-time Collection to temperature, by key-press module input temp, set value, main control module compares processing to detected value and desired temperature, take temperature deviation amount and heat time as input signal, the duty of heating module different temperatures of take is output quantity, by FUZZY ALGORITHMS FOR CONTROL, realize the automatic control to temperature, finally have output module to export control signal.

And at present, geothermal heat pump air-conditioner is widely used, geothermal heat pump air-conditioner is the system of a kind of multivariable, multi-parameter, relates to a plurality of variablees such as inflow temperature, leaving water temperature, intake pressure, pressure of supply water.And existing central air-conditioning energy-saving system is just controlled the running frequency of the frequency converter of air-conditioning system by gathering outside temperature and pressure, cannot reach the optimum Working of air-conditioning system, because there is no to consider the load variations at air-conditioning Various Seasonal and different time, thereby cannot meet the environmental requirement of people to temperature, humidity, do not effectively utilize again the energy, cannot play maximum energy-conserving action.

Utility model content

The technical problems to be solved in the utility model has been to provide and has a kind ofly saved the energy, met people and temperature, humidity changed to the earth source heat pump solar air-conditioner system of the application fuzzy mathematics requiring.

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the utility model, comprise earth source heat pump, temperature sensor, pressure sensor, PLC controller, frequency converter, air-conditioning, earth source heat pump respectively with air-conditioning, temperature sensor, pressure sensor connects, temperature sensor output, pressure sensor output is connected with PLC controller input simultaneously, inverter output terminal is connected with air-conditioning, wherein: also comprise solar energy equipment, fuzzy controller, solar energy equipment is connected with air-conditioning, the output of PLC controller is connected with the temperature collect module of fuzzy controller, the output module of fuzzy controller is connected with the input of frequency converter.

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the utility model, wherein said temperature sensor is IC temperature sensor.

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the utility model, wherein said pressure sensor is piezoelectric transducer.

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the utility model, wherein said earth source heat pump is open type earth source heat pump.

A kind of earth source heat pump solar air-conditioner system difference from prior art of applying fuzzy mathematics control of the utility model is: the utility model is the in the situation that of open type earth source heat pump energy supply deficiency, can utilize the solar energy equipment of storage to supplement energy, adopt PLC to control the mode combining with fuzzy controller simultaneously, the temperature of air-conditioning, pressure are optimized to control, thereby the operation that makes air-conditioning reaches best duty, met the requirement of people to temperature, pressure environment, effectively utilized the energy, realized farthest energy-conservation.

Below in conjunction with accompanying drawing, a kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the present utility model is described further.

Accompanying drawing explanation

Fig. 1 is the fundamental diagram of fuzzy mathematics controller;

Fig. 2 is a kind of structured flowchart of applying the earth source heat pump solar air-conditioner system of fuzzy mathematics control of the utility model.

The specific embodiment

As shown in Figure 2, the structured flowchart of applying the earth source heat pump solar air-conditioner system of fuzzy mathematics control for the utility model is a kind of, comprises solar energy equipment 1, open type earth source heat pump 2, IC temperature sensor 3, piezoelectric transducer 4, PLC controller 5, fuzzy controller 6, frequency converter 7, air-conditioning 8.Solar energy equipment 1, open type earth source heat pump 2 are connected with air-conditioning 8 respectively, open type earth source heat pump 2 is also connected with IC temperature sensor 3 inputs, piezoelectric transducer 4 inputs respectively, IC temperature sensor 3 outputs, piezoelectric transducer 4 outputs are connected with the input of PLC controller 5, the output of PLC controller 5 is connected with the temperature collect module of fuzzy controller 6, the output module of fuzzy controller 6 is connected with the input of frequency converter 7, and the output of frequency converter 7 is connected with air-conditioning 8.

The course of work of the present utility model is: open type earth source heat pump 2 can be directly air-conditioning 8 energy supplies, in the situation that the environmental factors such as temperature, pressure change, by IC temperature sensor 3, piezoelectric transducer 4, temperature, pressure condition are transferred to PLC controller 5, PLC controller 5 is optimized control with temperature, the pressure of 6 pairs of air-conditionings 8 of fuzzy controller, and the frequency data after optimizing are transferred to frequency converter 7, frequency converter 7 changes the operating frequency of air-conditioning 8, makes the operation of air-conditioning 8 reach best duty.The in the situation that of open type earth source heat pump 2 energy supply deficiency, can also utilize the energy supply of 1 pair of air-conditioning 8 of solar energy equipment to provide supplementary, played auxiliary effect.

A kind of earth source heat pump solar air-conditioner system of applying fuzzy mathematics control of the utility model, considered in Various Seasonal, the load variations of different time air-conditioning system, the in the situation that of open type earth source heat pump energy supply deficiency, can utilize the solar energy equipment of storage to supplement energy, adopt PLC to control the mode combining with principles of fuzzy mathematics simultaneously, temperature to air-conditioning, pressure is optimized control, thereby the operation that makes air-conditioning reaches best duty, people have been met to temperature, the requirement of pressure environment, effectively utilized the energy, realize farthest energy-conservation.Compared with prior art there is obvious advantage.

Above-described embodiment is described preferred embodiment of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.

Claims (4)

1. apply the earth source heat pump solar air-conditioner system that fuzzy mathematics is controlled for one kind, comprise earth source heat pump, temperature sensor, pressure sensor, PLC controller, frequency converter, air-conditioning, earth source heat pump respectively with air-conditioning, temperature sensor, pressure sensor connects, temperature sensor output, pressure sensor output is connected with PLC controller input simultaneously, inverter output terminal is connected with air-conditioning, it is characterized in that: also comprise solar energy equipment, fuzzy controller, solar energy equipment is connected with air-conditioning, the output of PLC controller is connected with the temperature collect module of fuzzy controller, the output module of fuzzy controller is connected with the input of frequency converter.

2. a kind of earth source heat pump solar air-conditioner system that fuzzy mathematics is controlled of applying according to claim 1, is characterized in that: described temperature sensor is IC temperature sensor.

3. a kind of earth source heat pump solar air-conditioner system that fuzzy mathematics is controlled of applying according to claim 1, is characterized in that: described pressure sensor is piezoelectric transducer.

4. a kind of earth source heat pump solar air-conditioner system that fuzzy mathematics is controlled of applying according to claim 1, is characterized in that: described earth source heat pump is open type earth source heat pump.

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