CN104121725B - Heat pump and control method thereof - Google Patents
Heat pump and control method thereof Download PDFInfo
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- CN104121725B CN104121725B CN201410326788.5A CN201410326788A CN104121725B CN 104121725 B CN104121725 B CN 104121725B CN 201410326788 A CN201410326788 A CN 201410326788A CN 104121725 B CN104121725 B CN 104121725B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention provides a kind of heat pump and control method thereof.Wherein, heat pump includes: compressor, first throttle device, the first vaporizer, the second throttling arrangement, detecting device, first control device and photovoltaic power generation apparatus, photovoltaic power generation apparatus includes: the second vaporizer and solar panel, first end and second throttling arrangement of the second vaporizer are connected, and the second end of the second vaporizer is connected with the gas returning port of compressor；Solar panel and the second vaporizer are connected, and the second vaporizer is for dispelling the heat to solar panel.Heat pump provided by the invention, the electricity that solar panel produces can be supplied directly to heat pump, energy-conserving and environment-protective, and utilize low temperature coolant that solar panel is cooled, detect the suction temperature of coolant and back pressure additionally by detecting device, first control device controls being turned on and off of first throttle device and the second throttling arrangement according to back pressure and suction temperature.
Description
Technical field
The present invention relates to heat pump field, in particular to the control method of a kind of heat pump and this heat pump.
Background technology
At present, along with energy crisis and environmental issue, energy-conservation increasingly coming into one's own, the development people that modern society experiences along with people are also more and more higher to the requirement of quality of life.
Photovoltaic generation is utilize the photovoltaic effect of interface and luminous energy directly changes a kind of technology of non-electric energy, and the key element of this technology is solar panel.The utilization rate of solar energy can not be reached 100% by photovoltaic generation, wherein substantial portion of solar energy is converted to heat energy, this partial heat can be solar panel heating, if taking away this partial heat solar panel not in time will produce temperature rise, and the photoelectric transformation efficiency of solar panel can declining along with the height of temperature.
Summary of the invention
In order to solve above-mentioned technical problem at least one, it is an object of the present invention to provide the heat pump of a kind of Appropriate application coolant cold.
Further object is that the control method that a kind of above-mentioned heat pump is provided.
In view of this, the embodiment of first aspect present invention provides a kind of heat pump, including: compressor, described compressor is used for compression refrigerant, and described compressor has air vent and gas returning port；Condenser, the first port of described condenser is connected with the described air vent of described compressor；First throttle device, one end of described first throttle device is connected with the second port of described condenser；First vaporizer, the first end of described first vaporizer is connected with the other end of described first throttle device, and the second end of described first vaporizer is connected with the described gas returning port of described compressor；Second throttling arrangement, one end of described second throttling arrangement is connected with the second port of described condenser；Detecting device, described detecting device is arranged on the described gas returning port place of described compressor, for detecting back pressure and the suction temperature of coolant；First control device, described first control device, according to described back pressure and described suction temperature, controls being turned on and off of described first throttle device；And photovoltaic power generation apparatus, described photovoltaic power generation apparatus includes: the second vaporizer, and the first end of described second vaporizer is connected with the other end of described second throttling arrangement, and the second end of described second vaporizer is connected with the described gas returning port of described compressor；And solar panel, described solar panel is connected with described second vaporizer, and described second vaporizer is for dispelling the heat to solar panel.
nullHeat pump provided by the invention，The electricity that solar panel produces can be supplied directly to heat pump，Part electricity is provided thus having only to other power supplys or electricity need not be provided by other power supplys，Energy-conserving and environment-protective，And utilize low temperature coolant that solar panel is cooled，Thus ensure that the electricity conversion of solar panel，Namely improve the electricity that solar panel produces，And then improve the quality of product，Add the competitiveness of product in market，Suction temperature and the back pressure of coolant is detected additionally by detecting device，First control device controls being turned on and off of first throttle device and described second throttling arrangement according to back pressure and suction temperature，Namely when the heat produced when solar panel can all neutralize cold (coolant of low temperature absorbs the heat of solar panel generation and can be gasified totally) that coolant produces，First throttle device is closed，When the heat that solar panel produces can not all neutralize cold (coolant of low temperature is received the heat of solar panel generation and can not be gasified totally) that coolant produces，Open first throttle device，By in the first vaporizer and the cold of coolant，Thus reasonably utilizing the cold of the coolant of heat pump，And improve the generating efficiency of solar panel，Specifically，Back pressure and suction temperature that detecting device is detected by first control device process and obtain degree of superheat numerical value，When the degree of superheat is more than the first preset value，Namely when the heat that the coolant of low temperature absorbs solar panel generation can be gasified totally，First throttle device is closed，When the degree of superheat is less than the first preset value，Namely when the heat that the coolant of low temperature receives solar panel generation can not be gasified totally，Open first throttle device，By in the first vaporizer and residue coolant cold.
It addition, the heat pump in above-described embodiment provided by the invention can also have following additional technical feature:
In one embodiment of the invention, described detecting device includes: the first temperature sensor, described first temperature sensor is for detecting the suction temperature of the gas returning port place coolant of described compressor, and pressure transducer, described pressure transducer is for detecting the back pressure of the described gas returning port place coolant of described compressor.
In one embodiment of the invention, described photovoltaic power generation apparatus also includes: shell, described shell is provided with the holding tank of one end open, described solar panel and described second vaporizer are arranged in described holding tank, described solar panel is positioned at the opening of described holding tank, and described second vaporizer is between the base plate of described solar panel and described shell；And thermal insulation board, described thermal insulation board is between described second vaporizer and the described base plate of described shell.
In one embodiment of the invention, described first throttle device is electric expansion valve, and/or, described second throttling arrangement is electric expansion valve.
In one embodiment of the invention, heat pump also includes: the second temperature sensor, and described second temperature sensor is arranged on described solar panel, and described second temperature sensor is for detecting the temperature of solar panel；And second control device, the described second control device temperature according to solar panel, control being turned on and off of described first throttle device, described second throttling arrangement, described detecting device and described first control device.
In one embodiment of the invention, heat pump also includes: accumulator, and described accumulator is connected with described solar panel, for storing the electricity that described solar panel produces.
The embodiment of second aspect present invention provides the control method of a kind of heat pump, including:
Step 102, the suction temperature of detecting device detection compressor return air mouth place coolant and back pressure, and obtain the first Temperature numerical and pressure value；
Step 103, first control device receives described first Temperature numerical and described pressure value, and controls being turned on and off of first throttle device according to described first Temperature numerical and pressure value.
In one embodiment of the invention, step 103 specifically includes:
Step 1031, first control device receives described first Temperature numerical and described pressure value, and described first Temperature numerical and the process of described pressure value are obtained degree of superheat numerical value；
Step 1032, described degree of superheat numerical value and the first default value are compared by first control device, when degree of superheat numerical value is be more than or equal to the first default value, first control device controls first throttle device and closes, when degree of superheat numerical value is less than the first default value, first control device controls first throttle device and opens.
In one embodiment of the invention, also include before step 102:
Step 100, the temperature of the second temperature sensor detection solar panel, and obtain the second Temperature numerical；
Step 101, second control device receives described second Temperature numerical, and controls being turned on and off of first throttle device, the second throttling arrangement, detecting device and the first controller according to described second Temperature numerical.
In one embodiment of the invention, step 101 specifically includes:
Step 1011, second control device receives described second Temperature numerical, and described second Temperature numerical is compared with the second default value；
Step 1012, when the second Temperature numerical is less than the second default value, second control device control first throttle device is opened, the second throttling arrangement cuts out, when the second Temperature numerical is be more than or equal to the second default value, second control device controls the closedown of first throttle device, the second throttling arrangement is opened, detecting device is opened, first control device is opened.
The additional aspect of the present invention and advantage will become apparent upon in description below part, or recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the structural representation of heat pump of the present invention；
Fig. 2 is the structural representation of photovoltaic power generation apparatus of the present invention；
Fig. 3 is the decomposition texture schematic diagram of photovoltaic power generation apparatus shown in Fig. 2；
Fig. 4 is the structured flowchart of heat pump of the present invention；
Fig. 5 is the flow chart of the control method of heat pump of the present invention.
Wherein, in Fig. 1 to Fig. 5, corresponding relation between accompanying drawing labelling and component names is:
1 compressor, 2 condensers, 3 first throttle devices, 4 first vaporizers, 5 second throttling arrangements, 6 photovoltaic power generation apparatus, 601 second vaporizers, 602 solar panels, 603 shells, 604 thermal insulation boards, 7 detecting devices, 701 first temperature sensors, 702 pressure transducers, 8 first control devices, 9 second temperature sensors, 10 accumulator, 11 water tanks, 12 stop valves, 13 second control devices.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that when not conflicting, embodiments herein and the feature in embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention; but; the present invention can also adopt other to be different from other modes described here to implement, and therefore, protection scope of the present invention is by the restriction of following public specific embodiment.
Referring to Fig. 1 to Fig. 4, described according to some embodiments of the invention heat pump is described.
As shown in Figure 1 and Figure 4, the heat pump that the embodiment of first aspect present invention provides, including: compressor 1, condenser 2, first throttle device 3, first throttle device the 3, first vaporizer the 4, second throttling arrangement 5, detecting device 7, first control device 8, water tank 11 and photovoltaic power generation apparatus 6.
Specifically, compressor 1 is for compression refrigerant, and compressor 1 has air vent and gas returning port；First port of condenser 2 is connected with the air vent of compressor 1；One end of first throttle device 3 is connected with the second port of condenser 2；First end of the first vaporizer 4 is connected with the other end of first throttle device 3, and the second end of the first vaporizer 4 is connected with the gas returning port of compressor 1；One end of second throttling arrangement 5 is connected with the second port of condenser 2；Detecting device 7 is arranged on the gas returning port place of compressor 1, for detecting back pressure and the suction temperature of coolant；First control device 8, according to back pressure and suction temperature, controls being turned on and off of first throttle device 3；Water tank 11 is connected with condenser 2.
As shown in Figures 2 and 3, photovoltaic power generation apparatus 6 includes: the second vaporizer 601 and solar panel 602.
Specifically, the first end of the second vaporizer 601 and the other end of the second throttling arrangement 5 connect, and the second end of the second vaporizer 601 is connected with the gas returning port of compressor 1；Solar panel 602 is connected with the second vaporizer 601, and the second vaporizer 601 is for dispelling the heat to solar panel 602.
nullHeat pump provided by the invention，The electricity that solar panel 602 produces can be supplied directly to heat pump，Part electricity is provided thus having only to other power supplys or electricity need not be provided by other power supplys，Energy-conserving and environment-protective，And utilize low temperature coolant that solar panel 602 is cooled，Thus ensure that the electricity conversion of solar panel 602，Namely improve the electricity that solar panel 602 produces，And then improve the quality of product，Add the competitiveness of product in market，Suction temperature and the back pressure of coolant is detected additionally by detecting device 7，First control device 8 controls being turned on and off of first throttle device 3 and the second throttling arrangement 5 according to back pressure and suction temperature，Namely when the heat produced when solar panel 602 can all neutralize cold (coolant of low temperature absorbs the heat of solar panel generation and can be gasified totally) that coolant produces，First throttle device 3 is closed，When the heat that solar panel 602 produces can not all neutralize cold (coolant of low temperature is received the heat of solar panel generation and can not be gasified totally) that coolant produces，Open first throttle device 3，By in the first vaporizer 4 and the cold of coolant，Thus reasonably utilizing the cold of the coolant of heat pump，And improve the generating efficiency of solar panel 602.
In one particular embodiment of the present invention, detecting device 7 includes: the first temperature sensor 701 and pressure transducer 702.
Specifically, the first temperature sensor 701 is for detecting the suction temperature of compressor 1 gas returning port place coolant；Pressure transducer 702 is for detecting the back pressure of the gas returning port place coolant of compressor 1.
In one embodiment of the invention, as shown in Figures 2 and 3, photovoltaic power generation apparatus 6 also includes: shell 603 and thermal insulation board 604.
Specifically, shell 603 is provided with the holding tank of one end open, solar panel 602 and the second vaporizer 601 are arranged in holding tank, and solar panel 602 is positioned at the opening of holding tank, and the second vaporizer 601 is arranged between the base plate of solar panel 602 and shell 603；Thermal insulation board 604 is between the second vaporizer 601 and the base plate of shell 603.
In this embodiment; solar panel 602 and the second vaporizer 601 can be played the effect of protection by shell 603; specifically; photovoltaic power generation apparatus 6 is susceptible to collide with; shell 603 has certain cushioning effect; reduce the impulsive force suffered by solar panel 602 and the second vaporizer 601, thus reducing solar panel 602 and the probability of the second vaporizer 601 appearance damage；The setting of thermal insulation board 604, avoid generation heat exchange between the second vaporizer 601 and shell 603, namely the loss of the cold of the second vaporizer 601 is avoided, thus ensure that most colds of low temperature coolant are all for lowering the temperature to solar panel 602, and then ensure that the electricity conversion of solar panel 602, namely improve the electricity of the generation of solar panel 602, it is ensured that the work efficiency of solar panel 602.
In one particular embodiment of the present invention, first throttle device 3 is electric expansion valve, and/or, the second throttling arrangement 5 is electric expansion valve.
In one embodiment of the invention, as shown in Figure 1 and Figure 4, heat pump also includes: the second temperature sensor 9 and second control device 13.
Specifically, the second temperature sensor 9 is arranged on solar panel 602, and the second temperature sensor 9 is for detecting the temperature of solar panel 602；The second control device temperature according to solar panel 602, controls being turned on and off of first throttle device the 3, second throttling arrangement 5, detecting device 7 and first control device 8.
nullIn this embodiment，When heat pump is started working，Second temperature sensor 9 detects the temperature of solar panel 602，When the temperature of solar panel 602 is relatively low，Second control device 13 judges that now solar irradiation is not enough，Solar panel 602 can not generate electricity effectively，The temperature of solar panel 602 is not high，Now by the second vaporizer 601, solar panel 602 need not be dispelled the heat，Therefore second control device 13 controls first throttle device 3 and opens、Second throttling arrangement 5 cuts out，When the temperature of solar panel 602 is higher，Second control device 13 judges now solar irradiation foot，Solar panel 602 is effectively taking place generating，The temperature of solar panel 602 constantly raises，Second control device 13 controls first throttle device 3 and closes、Second throttling arrangement 5 is opened、Detecting device 7 is opened、First detecting device 7 is opened，By the second vaporizer 601, solar panel is originally dispelled the heat.
In one particular embodiment of the present invention, heat pump also includes: accumulator 10, and accumulator 10 is connected with solar panel 602, for storing the electricity that solar panel 602 produces.
In this embodiment, the setting of accumulator 10, the electricity that solar panel 602 produces can be stored, accumulator 10 provides power supply directly to heat pump, or as household electricity.
Additionally, as shown in Figure 1, it is provided with stop valve 12 between second throttling arrangement 5 and condenser 2, between second vaporizer 601 and compressor 1, stop valve 12 is set, when photovoltaic power generation apparatus 6 needs to change, stop valve 12 is closed, and is disassembled by photovoltaic power generation apparatus 6, after finishing changing photovoltaic power generation apparatus 6, stop valve 12 is being opened.
In one particular embodiment of the present invention, the second vaporizer 601 is micro-channel heat exchanger.
The control method of the heat pump that the embodiment of second aspect present invention provides, including:
Step 100, the temperature of the second temperature sensor detection solar panel, and obtain the second Temperature numerical；
Step 101, second control device receives the second Temperature numerical, and controls being turned on and off of first throttle device, the second throttling arrangement, detecting device and the first controller according to the second Temperature numerical；
Step 102, the suction temperature of detecting device detection compressor return air mouth place coolant and back pressure, and obtain the first Temperature numerical and pressure value；
Step 103, first control device receives the first Temperature numerical and pressure value, and controls being turned on and off of first throttle device according to the first Temperature numerical and pressure value.
In one particular embodiment of the present invention, as it is shown in figure 5, the control method of heat pump specifically includes:
Step 100, the temperature of the second temperature sensor detection solar panel, and obtain the second Temperature numerical；
Step 1011, second control device receives the second Temperature numerical, and the second Temperature numerical is compared with the second default value；
Step 1012, when the second Temperature numerical is less than the second default value, second control device control first throttle device is opened, the second throttling arrangement cuts out, when the second Temperature numerical is be more than or equal to the second default value, second control device controls the closedown of first throttle device, the second throttling arrangement is opened, detecting device is opened, first control device is opened；
Step 102, the suction temperature of detecting device detection compressor return air mouth place coolant and back pressure, and obtain the first Temperature numerical and pressure value；
Step 1031, first control device receives the first Temperature numerical and pressure value, and the first Temperature numerical and pressure value process are obtained degree of superheat numerical value；
Step 1032, degree of superheat numerical value and the first default value are compared by first control device, when degree of superheat numerical value is be more than or equal to the first default value, first control device controls first throttle device and closes, when degree of superheat numerical value is less than the first default value, first control device controls first throttle device and opens.
nullIn sum，The heat pump that the invention provides，The electricity that solar panel 602 produces can be supplied directly to heat pump，Part electricity or other power supplys is provided or not electricity thus having only to other power supplys，Energy-conserving and environment-protective，And utilize low temperature coolant that solar panel 602 is cooled，Thus ensure that the electricity conversion of solar panel 602，Namely improve the electricity that solar panel 602 produces，And then improve the quality of product，Add the competitiveness of product in market，Suction temperature and the back pressure of coolant is detected additionally by detecting device 7，First control device 8 controls being turned on and off of first throttle device 3 and the second throttling arrangement 5 according to back pressure and suction temperature，Namely when the heat produced when solar panel 602 can all neutralize cold (coolant of low temperature absorbs the heat of solar panel generation and can be gasified totally) that coolant produces，First throttle device 3 is closed，When the heat that solar panel 602 produces can not all neutralize cold (coolant of low temperature is received the heat of solar panel generation and can not be gasified totally) that coolant produces，Open first throttle device 3，By in the first vaporizer 4 and the cold of coolant，Thus reasonably utilizing the cold of the coolant of heat pump，And improve the generating efficiency of solar panel 602，Specifically，Back pressure and suction temperature that detecting device 7 is detected by first control device 8 process and obtain degree of superheat numerical value，When the degree of superheat is more than the first preset value，Namely when the heat that the coolant of low temperature absorbs solar panel 602 generation can be gasified totally，First throttle device 3 is closed，When the degree of superheat is less than the first preset value，Namely when the heat that the coolant of low temperature receives solar panel 602 generation can not be gasified totally，Open first throttle device 3，By in the first vaporizer 4 and the cold of coolant.
In the present invention, term " first ", " second " only for descriptive purposes, and it is not intended that instruction or hint relative importance；The term such as term " installation ", " being connected ", " connection ", " fixing " all should be interpreted broadly, for instance, " connection " can be fixing connection, it is also possible to is removably connect, or connects integratedly；" being connected " can be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
In the description of this specification, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (9)
1. a heat pump, it is characterised in that including:
Compressor, described compressor is used for compression refrigerant, and described compressor has air vent and gas returning port；
Condenser, the first port of described condenser is connected with the described air vent of described compressor；
First throttle device, one end of described first throttle device is connected with the second port of described condenser；
First vaporizer, the first end of described first vaporizer is connected with the other end of described first throttle device, and the second end of described first vaporizer is connected with the described gas returning port of described compressor；
Second throttling arrangement, one end of described second throttling arrangement is connected with the second port of described condenser；
Detecting device, described detecting device is arranged on the described gas returning port place of described compressor, for detecting back pressure and the suction temperature of coolant；
First control device, described first control device, according to described back pressure and described suction temperature, controls being turned on and off of described first throttle device；With
Photovoltaic power generation apparatus, described photovoltaic power generation apparatus includes:
Second vaporizer, the first end of described second vaporizer is connected with the other end of described second throttling arrangement, and the second end of described second vaporizer is connected with the described gas returning port of described compressor；With
Solar panel, described solar panel is connected with described second vaporizer, and described second vaporizer is for dispelling the heat to described solar panel.
2. heat pump according to claim 1, it is characterised in that
Described detecting device includes:
First temperature sensor, described first temperature sensor is used for detecting the suction temperature of the described gas returning port place coolant of described compressor, and
Pressure transducer, described pressure transducer is for detecting the back pressure of the described gas returning port place coolant of described compressor.
3. heat pump according to claim 2, it is characterised in that described photovoltaic power generation apparatus also includes:
Shell, described shell is provided with the holding tank of one end open, described solar panel and described second vaporizer are arranged in described holding tank, described solar panel is positioned at the opening of described holding tank, and described second vaporizer is between the base plate of described solar panel and described shell；With
Thermal insulation board, described thermal insulation board is between described second vaporizer and the described base plate of described shell.
4. heat pump according to claim 3, it is characterised in that
Described first throttle device is electric expansion valve, and/or, described second throttling arrangement is electric expansion valve.
5. heat pump according to any one of claim 1 to 4, it is characterised in that also include:
Second temperature sensor, described second temperature sensor is arranged on described solar panel, and described second temperature sensor is for detecting the temperature of described solar panel；With
Second control device, the described second control device temperature according to solar panel, control being turned on and off of described first throttle device, described second throttling arrangement, described detecting device and described first control device.
6. heat pump according to claim 5, it is characterised in that also include:
Accumulator, described accumulator is connected with described solar panel, for storing the electricity that described solar panel produces.
7. the control method of a heat pump, it is characterised in that including:
Step 100, the temperature of the second temperature sensor detection solar panel, and obtain the second Temperature numerical；
Step 101, second control device receives described second Temperature numerical, and controls being turned on and off of first throttle device, the second throttling arrangement, detecting device and the first controller according to described second Temperature numerical；
Step 102, the suction temperature of detecting device detection compressor return air mouth place coolant and back pressure, and obtain the first Temperature numerical and pressure value；
Step 103, first control device receives described first Temperature numerical and described pressure value, and controls being turned on and off of first throttle device according to described first Temperature numerical and described pressure value.
8. the control method of heat pump according to claim 7, it is characterised in that step 103 specifically includes:
Step 1031, first control device receives described first Temperature numerical and described pressure value, and described first Temperature numerical and the process of described pressure value are obtained degree of superheat numerical value；
Step 1032, described degree of superheat numerical value and the first default value are compared by first control device, when degree of superheat numerical value is be more than or equal to the first default value, first control device controls first throttle device and closes, when degree of superheat numerical value is less than the first default value, first control device controls first throttle device and opens.
9. the control method of heat pump according to claim 7, it is characterised in that step 101 specifically includes:
Step 1011, second control device receives described second Temperature numerical, and described second Temperature numerical is compared with the second default value；
Step 1012, when the second Temperature numerical is less than the second default value, second control device control first throttle device is opened, the second throttling arrangement cuts out, when the second Temperature numerical is be more than or equal to the second default value, second control device controls the closedown of first throttle device, the second throttling arrangement is opened, detecting device is opened, first control device is opened.
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| CN201410326788.5A CN104121725B (en) | 2014-07-09 | 2014-07-09 | Heat pump and control method thereof |
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| KR101875651B1 (en) * | 2016-09-13 | 2018-07-06 | 현대자동차 주식회사 | Heat pump system for vehicle |
| JP7296737B2 (en) * | 2019-01-29 | 2023-06-23 | 三菱電機ビルソリューションズ株式会社 | Air conditioning system with solar panel cooling function |
| CN110848848A (en) * | 2019-11-28 | 2020-02-28 | 广东美的暖通设备有限公司 | Air conditioner, control method of air conditioner, and storage medium |
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| DE19727535C1 (en) * | 1997-06-28 | 1999-01-28 | Viessmann Werke Kg | Heat pump |
| KR200462803Y1 (en) * | 2009-05-29 | 2012-10-02 | 조중휴 | Heat source generator device of solar collector |
| CN202772162U (en) * | 2012-07-30 | 2013-03-06 | 嘉兴煜腾新能源科技有限公司 | Combined heat and power device for solar photovoltaic power generation |
| CN103900300B (en) * | 2012-12-24 | 2016-03-30 | 美的集团股份有限公司 | Air-conditioner and control method thereof |
| CN203443023U (en) * | 2013-09-05 | 2014-02-19 | 珠海格力电器股份有限公司 | Control system of multi-split air conditioner |
| CN103471215B (en) * | 2013-09-24 | 2016-03-23 | 江苏春兰空调设备有限公司 | A kind of connected unit adaptive controller |
| CN103884134A (en) * | 2014-03-28 | 2014-06-25 | 安徽中家智锐科技有限公司 | Heat pump system for directly evaporating and absorbing solar heat collection and utilizing natural energy |
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| CN104121725A (en) | 2014-10-29 |
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