CN212692156U - Solar energy air source intelligent heat pump system of subregion thermal-arrest - Google Patents
Solar energy air source intelligent heat pump system of subregion thermal-arrest Download PDFInfo
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- CN212692156U CN212692156U CN202022130653.5U CN202022130653U CN212692156U CN 212692156 U CN212692156 U CN 212692156U CN 202022130653 U CN202022130653 U CN 202022130653U CN 212692156 U CN212692156 U CN 212692156U
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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
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- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model discloses a solar energy air source intelligence heat pump system of subregion thermal-arrest, include: a heat storage water tank; the solar heat collection module is connected with the heat storage water tank and used for converting solar energy into heat energy to heat water in the heat storage water tank; the heat pump heat collection module is connected with the heat storage water tank and used for converting a low-temperature heat source into heat energy to heat water in the heat storage water tank; the temperature sensing module is arranged on the solar heat collection module, the heat pump heat collection module and the heat storage water tank and is used for acquiring temperature values of the solar heat collection module and the heat pump heat collection module and a hot water temperature value of the heat storage water tank; and the intelligent control device is connected with the temperature sensing module and used for acquiring a temperature value and a hot water temperature value, and the intelligent control device is also connected with the solar heat collection module and the heat pump heat collection module and used for starting the solar heat collection module and the heat pump heat collection module or closing the solar heat collection module and the heat pump heat collection module according to the temperature value and the hot water temperature value. Which can improve heat collecting efficiency.
Description
Technical Field
The utility model belongs to the technical field of the water heater, concretely relates to solar energy air source intelligence heat pump system of subregion thermal-arrest.
Background
The development of modern industry and the continuous improvement of the living standard of residents in China have the defects that the demand of the market for water heaters is more and more large, and China is a country with quite short energy sources. The application trend of the solar air source water heater plays an important role in improving the energy utilization rate, relieving the pressure of petroleum import, reducing environmental pollution and the like in China; the air source heat pump is used as an electrically-driven renewable energy heating technology, equipment is flexibly installed, the automation degree of operation is high, but the air source heat pump has large heating performance fluctuation in winter, and the contradiction that the heating performance of the heat pump is low when the heat load of a user is high exists.
Based on this, in the prior art, the water heater system usually adopts the form of combining solar energy and thermal energy, and the water heater system in this form can be divided into: direct-expansion systems and non-direct-expansion systems. The direct expansion type system is a system based on inverse Carnot cycle, a solar heat collector and a heat pump evaporator are combined into a whole, heat exchange equipment between heat collection cycle and heat pump cycle in a non-direct expansion type system is saved, but the direct expansion type solar air source heat pump hot water system needs to be adjusted greatly on the basis of complex system, and is difficult to popularize and apply in a short period. In a non-direct expansion system, a solar heat collector is separated from a heat pump evaporator, solar energy is absorbed in the heat collector through a heat collecting medium, and heat is transferred to a refrigerant in the evaporator or is directly transferred to air or water to be preheated through a heat exchanger. The series non-direct expansion type solar heat pump hot water system only has one working mode, the solar device is used for improving the evaporation temperature of the heat pump, so that the exhaust temperature of the compressor is improved, obviously, the design scheme is suitable for the condition that the ambient temperature is lower, the problem that the COP of the heat pump is lower in the low-temperature environment is solved, the device is fewer in practical application, and only the solar heat collector in the whole system becomes a heat source for supplying heat, so that the source is single and the efficiency is lower.
Disclosure of Invention
In order to overcome the technical defect, the utility model provides a solar energy air source intelligence heat pump system of subregion thermal-arrest, it can improve collecting efficiency.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
the utility model provides a solar energy air source intelligence heat pump system of subregion thermal-arrest, includes:
a heat storage water tank;
the solar heat collection module is connected with the heat storage water tank and used for converting solar energy into heat energy and heating water in the heat storage water tank;
the heat pump heat collection module is connected with the heat storage water tank and used for converting a low-temperature heat source into heat energy and heating water in the heat storage water tank;
the temperature sensing module is arranged on the solar heat collection module, the heat pump heat collection module and the heat storage water tank and is used for acquiring temperature values of the solar heat collection module and the heat pump heat collection module and a hot water temperature value of the heat storage water tank;
and the intelligent control device is connected with the temperature sensing module and used for acquiring the temperature value and the hot water temperature value, and the intelligent control device is also connected with the solar heat collection module and the heat pump heat collection module and used for starting the solar heat collection module and the heat pump heat collection module or closing the solar heat collection module and the heat pump heat collection module according to the temperature value and the hot water temperature value.
Compared with the prior art, the beneficial effects of the utility model are that: on the basis of adopting solar energy collection module and heat pump heat collection module parallelly connected, add temperature-sensing module and intelligent control device, for these several kinds of mode of solar energy collection module autonomous working, solar energy collection module and heat pump heat collection module simultaneous working, heat pump heat collection module autonomous working, provide complete hardware condition to through the real-time supervision to operational environment, under the ambient temperature of difference, adopt the mode that suits with it, improve collecting efficiency.
As a further improvement of the present invention, the solar heat collecting module comprises: the high-area solar thermal collector, the low-area solar thermal collector, the solar thermal collection area circulating pump and the heat storage water tank are sequentially connected in series to form a closed circulating water path.
As a further improvement of the utility model, high district solar collector is provided with evacuated collector tube, low district solar collector is provided with the dull and stereotyped thermal-arrest board of solar energy.
As a further improvement of the present invention, the heat pump heat collecting module includes: the heat pump area comprises a circulating pump, a condenser, an expansion valve, an evaporator, a compressor and a four-way valve;
the heat storage water tank, the hot area circulating pump and the condenser are sequentially connected in series to form a closed circulating water path;
the air outlet end of the compressor is connected with the air inlet end of the four-way valve, and the air inlet end of the compressor is connected with the air outlet end of the four-way valve to form a closed loop;
the condenser, the expansion valve and the evaporator are connected in sequence and form a closed circulating water path.
As a further improvement of the present invention, the temperature sensing module includes: a heat storage water tank temperature sensor; the intelligent control device is preset with a first temperature value and a second temperature value;
the heat storage water tank temperature sensor is arranged on the heat storage water tank and used for acquiring the hot water temperature value;
the intelligent control device is connected with the heat storage water tank temperature sensor and used for acquiring the hot water temperature value;
the intelligent control device starts the solar heat collection module, or starts the heat pump heat collection module, or starts the solar heat collection module and the heat pump heat collection module according to the hot water temperature value and the first temperature value;
and the intelligent control device closes the solar heat collection module and the heat pump heat collection module according to the second temperature value.
As a further improvement of the present invention, the temperature sensing module further comprises: the solar area temperature sensor group is arranged on the solar heat collection module and used for acquiring the solar area environment temperature value of the position of the solar heat collection module;
the intelligent control device is connected with the solar area temperature sensor group and used for acquiring an environmental temperature value of the solar area, and a third temperature value is preset in the intelligent control device;
and the intelligent control device starts the solar heat collection module according to the first temperature value, the third temperature value and the solar area environment temperature value.
As a further improvement of the present invention, the solar energy region temperature sensor group includes: a high zone temperature sensor and a low zone temperature sensor;
the high-area temperature sensor is arranged on a pipeline connected with the intelligent control device and the high-area solar thermal collector and used for acquiring a high-area environmental temperature value of the position of the high-area solar thermal collector;
the low-zone temperature sensor is arranged on a pipeline connecting the high-zone solar collector and the low-zone solar collector and is used for acquiring a low-zone ambient temperature value of the position of the low-zone solar collector;
the intelligent control device is also connected with the high-area temperature sensor and the low-area temperature sensor and is used for acquiring the high-area environment temperature value and the low-area environment temperature value;
and a flow regulating valve is also connected between the high-area solar thermal collector and the low-area solar thermal collector, and the intelligent control device is also connected with the flow regulating valve and used for controlling the opening of the flow regulating valve according to the high-area ambient temperature value and the low-area ambient temperature value.
As a further improvement of the utility model, a fourth temperature value is also preset in the intelligent control device;
and the intelligent control device starts the solar heat collection module and the heat pump heat collection module according to the first temperature value, the third temperature value, the fourth temperature value and the solar area environment temperature value.
As a further improvement, the intelligent control device is based on the first temperature value and the fourth temperature value are opened the heat pump heat collection module.
As a further improvement of the present invention, a fifth temperature value is preset in the intelligent control device, and the temperature sensing module further comprises; the heat pump area temperature sensor group is arranged on the heat pump heat collection module and used for acquiring the ambient temperature value of the heat pump area at the position of the heat pump heat collection module;
the intelligent control device is connected with the heat pump area temperature sensor set and used for acquiring an environmental temperature value of the heat pump area;
after the solar heat collection module and the heat pump heat collection module are started simultaneously, the intelligent control device increases the operation parameter value of the solar heat collection module and decreases the operation parameter value of the heat pump heat collection module according to the fifth temperature value;
and the intelligent control device reduces the operation parameter value of the solar heat collection module and increases the operation parameter value of the heat pump heat collection module according to the fifth temperature value.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a system configuration diagram of the present embodiment.
Description of the labeling: 1. a heat storage water tank; 2. a solar heat collection module; 21. a high-area solar thermal collector; 22. a low-zone solar thermal collector; 23. a circulating pump of the solar heat collection area; 3. a heat pump heat collection module; 31. a heat pump zone circulation pump; 32. a condenser; 33. An expansion valve; 34. an evaporator; 35. a compressor; 36. a four-way valve; 4. a temperature sensing module; 41. a heat storage water tank temperature sensor; 42. a solar zone temperature sensor group; 421. a high zone temperature sensor; 422. a low zone temperature sensor; 43. a heat pump zone temperature sensor group; 431. a first temperature sensor; 432. a second temperature sensor; 433. a third temperature sensor; 434. A fourth temperature sensor; 435. a fifth temperature sensor; 436. a sixth temperature sensor; 5. an intelligent control device; 6. a flow regulating valve.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example one
The embodiment discloses solar energy air source intelligence heat pump system of subregion thermal-arrest includes: the solar water heater comprises a heat storage water tank 1, a solar heat collection module 2, a heat pump heat collection module 3, a temperature sensing module 4 and an intelligent control device 5, wherein the solar heat collection module 2 is connected with the heat storage water tank 1 and is used for converting solar energy into heat energy and heating water in the heat storage water tank 1; the heat pump heat collection module 3 is connected with the heat storage water tank 1 and is used for converting a low-temperature heat source into heat energy and heating the water in the heat storage water tank 1; the temperature sensing module 4 is arranged on the solar heat collection module 2, the heat pump heat collection module 3 and the heat storage water tank 1 and is used for acquiring temperature values of the solar heat collection module 2 and the heat pump heat collection module 3 and a hot water temperature value of the heat storage water tank 1; the intelligent control device 5 is connected with the temperature sensing module 4 and used for acquiring a temperature value and a hot water temperature value, and the intelligent control device 5 is also connected with the solar heat collection module 2 and the heat pump heat collection module 3 and used for starting the solar heat collection module 2 and the heat pump heat collection module 3 or closing the solar heat collection module 2 according to the temperature value and the hot water temperature value and the heat pump heat collection module 3.
Specifically, the solar heat collecting module 2 includes: the system comprises a high-region solar collector 21, a low-region solar collector 22 and a solar heat collection region circulating pump 23, wherein the high-region solar collector 21 is located at the higher position of the whole system, the low-region solar collector 22 is located at the lower position of the whole system, and the high-region solar collector 21, the low-region solar collector 22, the solar heat collection region circulating pump 23 and the heat storage water tank 1 are sequentially connected in series to form a closed circulating water path.
In the above embodiment, the high-zone solar thermal collector 21 is provided with the evacuated collector tube, the low-zone solar thermal collector 22 is provided with the conventional heat collecting plate, and the solar thermal collectors installed at different positions are different, so that the manufacturing cost of the whole solar air source intelligent heat pump system can be saved.
In the above embodiment, the heat pump heat collecting module 3 includes: a heat pump zone circulating pump 31, a condenser 32, an expansion valve 33, an evaporator 34, a compressor 35 and a four-way valve 36; the heat storage water tank 1, the hot-zone circulating pump and the condenser 32 are connected in series in sequence to form a closed circulating water path; the air outlet end of the compressor 35 is connected with the air inlet end of the four-way valve 36, and the air inlet end of the compressor 35 is connected with the air outlet end of the four-way valve 36 to form a closed loop; the condenser 32, the expansion valve 33, and the evaporator are connected in sequence, and form a closed circulation water path.
In the above embodiment, the temperature sensing module 4 includes: a heat storage water tank temperature sensor 41; the intelligent control device 5 is preset with a first temperature value T1A second temperature value T2(ii) a The heat storage water tank temperature sensor 41 is arranged on the heat storage water tank 1 and used for acquiring a hot water temperature value TA(ii) a The intelligent control device 5 is connected with the temperature sensor of the heat storage water tank 1 and used for acquiring a hot water temperature value TAThe intelligent control device 5 is used for controlling the temperature T according to the hot water temperature valueAAnd a first temperature value T1Starting sunThe energy heat collecting module 2, or the heat pump heat collecting module 3, or the solar heat collecting module 2 and the heat pump heat collecting module 3 are started specifically at a hot water temperature value TALess than the first temperature value T1When the solar heat collection module 2 is started, or the heat pump heat collection module 3 is started, or the solar heat collection module 2 and the heat pump heat collection module 3 are started by the intelligent control device 5; the intelligent control device 5 is based on the second temperature T2The solar heat collection module 2 and the heat pump heat collection module 3 are closed specifically at a hot water temperature value TAGreater than the second temperature value T2And when the solar heat collection module 2 and the heat pump heat collection module 3 are closed, the intelligent control device 5 is used for controlling the heat pump heat collection module 3 to be closed.
In the above embodiment, before the solar air source intelligent heat pump system with partitioned heat collection is used, a user can set the temperature value TiFirst temperature value T1＝Ti+8, second temperature value T2＝Ti+2, when the hot water temperature value TALess than the first temperature value T1If so, the temperature of hot water in the current heat storage water tank 1 does not reach a preset value, and the system needs to be started to heat the hot water; when hot water temperature value TAGreater than the second temperature value T2And if the temperature of the hot water in the heat storage water tank 1 reaches the preset value, the whole system stops working and enters a dormant state.
Further, the temperature sensing module 4 further includes: a solar energy region temperature sensor group 42, which is arranged on the solar energy heat collecting module 2 and is used for obtaining the solar energy region environment temperature value T of the position of the solar energy heat collecting module 2S(ii) a The intelligent control device 5 is connected with the solar area temperature sensor group 42 and is used for acquiring the environmental temperature value T of the solar areaSThe intelligent control device 5 is also preset with a third temperature value T3(ii) a The intelligent control device 5 is based on the first temperature value T1A third temperature value T3And the ambient temperature value T of the solar regionSStarting the solar heat collecting module and starting the solar heat collecting module 2 specifically are that the temperature value T is the hot water temperature valueALess than the first temperature value T1And the ambient temperature value T of the solar energy regionSGreater than a third temperature value T3In time, the intelligent control device 5 turns on the solar heat collection module 2.
In the above embodiment, the third temperature value T3For a high efficiency working temperature of the solar collector module 2, i.e. a solar zone ambient temperature value TSGreater than a third temperature value T3In the process, the solar energy in the high region can be fully utilized to the maximum extent only by starting the solar heat collection module 2, and the heating efficiency is improved.
Further, the solar zone temperature sensor group 42 includes: a high zone temperature sensor 421 and a low zone temperature sensor 422; the high-area temperature sensor 421 is arranged on a pipeline connecting the intelligent control device 5 and the high-area solar thermal collector 21, and is used for acquiring a high-area ambient temperature value T of the position of the high-area solar thermal collector 21S1(ii) a The low-zone temperature sensor 422 is arranged on a pipeline connecting the high-zone solar collector 21 and the low-zone solar collector 22 and is used for acquiring a low-zone ambient temperature value T of the position of the low-zone solar collector 22S2(ii) a The intelligent control device 5 is also connected with a high-region temperature sensor and a low-region temperature sensor and used for acquiring a high-region environment temperature value TS1And low zone ambient temperature value TS2And a flow regulating valve 6 is also connected between the high-area solar thermal collector 21 and the low-area solar thermal collector 22, and the intelligent control device 5 is also connected with the flow regulating valve 6 and used for controlling the temperature according to the high-area environmental temperature TS1And low zone ambient temperature value TS2Controlling the opening degree of the flow regulating valve 6; because the water temperature of the high-region solar collector 21 and the low-region solar collector 22 affects the working efficiency of the whole solar heat collecting module 2, and the optimal efficiency temperature of the evacuated collector tube of the high-region solar collector 21 is higher than the optimal efficiency temperature of the solar flat plate collector plate of the low-region solar collector 22, the hot water is heated by the low-region solar collector 22 and then is heated by the high-region solar collector 21 in multiple stages, thereby effectively improving the heat collecting efficiency of the solar heat collecting module 2.
Specifically, the intelligent controller 5 is used for controlling the temperature T according to the high-area environment temperature valueS1And low zone ambient temperature value TS2The opening degree of the flow regulating valve 6 is controlled, and the water temperature is adjusted to the optimal work of the high-area solar heat collector 21 and the low-area solar heat collector 22 by regulating the flowThe temperature of the water for efficiency.
In the above embodiment, the intelligent control device 5 also presets the fourth temperature value T4(ii) a The intelligent control device 5 is based on the first temperature value T1A third temperature value T3A fourth temperature value T4And the ambient temperature value T of the solar regionSThe solar heat collection module 2 and the heat pump heat collection module 3 are started to be specifically at a hot water temperature value TALess than the first temperature value T1And simultaneously the ambient temperature value T of the solar energy areaSLess than a third temperature value T3And is greater than the fourth temperature value T4In the meantime, the intelligent control device 5 turns on the solar heat collecting module 22 and the heat pump heat collecting module 23.
In particular, the fourth temperature T4For the minimum operating temperature of solar energy collection module 2, even though solar energy collection module 2 does not reach high efficiency operating temperature, nevertheless be enough to work under minimum operating temperature, in order to further improve the collection efficiency, carry out rational distribution to the operation of solar energy collection module 2 and heat pump collection module 3, at this moment, open heat pump collection module 3 simultaneously and carry out the thermal-arrest replenishment to solar energy collection module 2.
In the above embodiment, the intelligent control device 5 is based on the first temperature value T1And a fourth temperature value T4The heat pump heat collecting module 3 is started to be specific, the temperature value T of hot water isALess than the first temperature value T1And the ambient temperature value T of the solar energy regionSLess than a fourth value T4During the operation, the intelligent control device 5 starts the heat pump heat collecting module 3, namely the solar heat collecting module 2 cannot normally operate at the temperature at the moment, and only starts the heat pump heat collecting module 3, so that excessive loss caused by starting the solar heat collecting module 2 is avoided.
In the above embodiment, the intelligent control device 5 also presets the fifth temperature value T5The temperature sensing module 4 further comprises; a heat pump zone temperature sensor group 43, which is arranged on the heat pump heat collecting module 3 and is used for acquiring the heat pump zone environment temperature value T of the position of the heat pump heat collecting module 3r(ii) a The intelligent control device 5 is connected with the heat pump area temperature sensor group 43 and is used for acquiring the ambient temperature value T of the heat pump arear(ii) a The intelligent control device 5 is based on the fifth temperatureValue T5Increasing the operation parameters of the solar heat collection module 2, reducing the operation parameters of the heat pump heat collection module 3 and obtaining a fifth temperature value T5Reducing the operation parameter value of the solar heat collection module 2 and increasing the operation parameter value of the heat pump heat collection module 3, and if the ambient temperature value T of the heat pump area is obtained after the solar heat collection module 2 and the heat pump heat collection module 3 are started simultaneouslyrGreater than a fifth temperature value T5The intelligent control device 5 increases the operation parameter value of the solar heat collection module 2 and decreases the operation parameter of the heat pump heat collection module 3; if the ambient temperature value T of the heat pump arearGreater than a fifth temperature value T5And the intelligent control device 5 reduces the operation parameter value of the solar heat collection module 2 and increases the operation parameter of the heat pump heat collection module 3.
A fifth temperature value T5The ambient temperature of the heat pump heat collecting module 3 with higher working efficiency is taken as the ambient temperature value T of the heat pump arearWhen the environment temperature with higher working efficiency cannot be reached, the intelligent control device 5 increases the working time and power of the circulating pump 23 in the solar heat collection area and reduces the working time and power of the circulating pump 31 in the heat pump area; when the ambient temperature value T of the heat pump arearWhen the environment with higher working efficiency is in use, the intelligent control device 5 increases the working time and power of the circulating pump 31 in the heat pump area and reduces the working time and efficiency of the circulating pump 23 in the solar heat collection area; based on this, unnecessary water pump circulation loss can be reduced.
In order to accurately acquire the ambient temperature value T of the heat pump arearThe heat pump heat collecting module 3 is provided with: a first temperature sensor 431, a second temperature sensor 432, a third temperature sensor 433, a fourth temperature sensor 434, a fifth temperature sensor 435, and a sixth temperature sensor 436; wherein, the first temperature sensor 431 is disposed on the pipeline where the intelligent control device 5 is connected with the condenser 32, the second temperature sensor 432 is disposed on the pipeline where the condenser 32 is connected with the heat pump zone circulation pump 31, the third temperature sensor 433 is disposed on the pipeline where the condenser 32 is connected with the expansion valve 33, the fourth temperature sensor 434 is disposed on the pipeline where the condensation is connected with the four-way valve 36, the fifth temperature sensor 435 is disposed on the pipeline where the intelligent control device 5 is connected with the evaporator 34, and the sixth temperature sensor 436 is disposed on the pipeline where the steaming device 5 is connected with the evaporator 34The valve 34 is connected to a four-way valve 36.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a solar energy air source intelligence heat pump system of subregion thermal-arrest which characterized in that includes:
a heat storage water tank;
the solar heat collection module is connected with the heat storage water tank and used for converting solar energy into heat energy and heating water in the heat storage water tank;
the heat pump heat collection module is connected with the heat storage water tank and used for converting a low-temperature heat source into heat energy and heating water in the heat storage water tank;
the temperature sensing module is arranged on the solar heat collection module, the heat pump heat collection module and the heat storage water tank and is used for acquiring temperature values of the solar heat collection module and the heat pump heat collection module and a hot water temperature value of the heat storage water tank;
and the intelligent control device is connected with the temperature sensing module and used for acquiring the temperature value and the hot water temperature value, and the intelligent control device is also connected with the solar heat collection module and the heat pump heat collection module and used for starting the solar heat collection module and the heat pump heat collection module or closing the solar heat collection module and the heat pump heat collection module according to the temperature value and the hot water temperature value.
2. The zoned heat collection solar air source intelligent heat pump system according to claim 1, wherein the solar heat collection module comprises: the solar heat collector comprises a high-region solar heat collector, a low-region solar heat collector and a solar heat collection region circulating pump, wherein the high-region solar heat collector, the low-region solar heat collector, the solar heat collection region circulating pump and the heat storage water tank are sequentially connected in series to form a closed circulating water path.
3. The zoned heat collection solar air source intelligent heat pump system according to claim 2, wherein the high-zone solar collector is provided with an evacuated collector tube, and the low-zone solar collector is provided with a solar flat plate heat collection plate.
4. The zoned heat collection solar air source intelligent heat pump system according to claim 2, wherein the heat pump heat collection module comprises: the heat pump area comprises a circulating pump, a condenser, an expansion valve, an evaporator, a compressor and a four-way valve;
the heat storage water tank, the hot area circulating pump and the condenser are sequentially connected in series to form a closed circulating water path;
the air outlet end of the compressor is connected with the air inlet end of the four-way valve, and the air inlet end of the compressor is connected with the air outlet end of the four-way valve to form a closed loop;
the condenser, the expansion valve and the evaporator are connected in sequence to form a closed circulating water path.
5. The zoned heat collection solar-air source intelligent heat pump system according to claim 2, wherein the temperature sensing module comprises: a heat storage water tank temperature sensor; the intelligent control device is preset with a first temperature value and a second temperature value;
the heat storage water tank temperature sensor is arranged on the heat storage water tank and used for acquiring the hot water temperature value;
the intelligent control device is connected with the heat storage water tank temperature sensor and used for acquiring the hot water temperature value;
the intelligent control device starts the solar heat collection module, or starts the heat pump heat collection module, or starts the solar heat collection module and the heat pump heat collection module according to the hot water temperature value and the first temperature value;
and the intelligent control device closes the solar heat collection module and the heat pump heat collection module according to the second temperature value.
6. The zoned heat collection solar-air source intelligent heat pump system according to claim 5, wherein the temperature sensing module further comprises: the solar area temperature sensor group is arranged on the solar heat collection module and used for acquiring the solar area environment temperature value of the position of the solar heat collection module;
the intelligent control device is connected with the solar area temperature sensor group and used for acquiring an environmental temperature value of the solar area, and a third temperature value is preset in the intelligent control device;
and the intelligent control device starts the solar heat collection module according to the first temperature value, the third temperature value and the solar area environment temperature value.
7. The zoned heat collection solar-air source intelligent heat pump system according to claim 6, wherein the solar zone temperature sensor group comprises: a high zone temperature sensor and a low zone temperature sensor;
the high-area temperature sensor is arranged on a pipeline connected with the intelligent control device and the high-area solar thermal collector and used for acquiring a high-area environmental temperature value of the position of the high-area solar thermal collector;
the low-zone temperature sensor is arranged on a pipeline connecting the high-zone solar collector and the low-zone solar collector and is used for acquiring a low-zone ambient temperature value of the position of the low-zone solar collector;
the intelligent control device is also connected with the high-area temperature sensor and the low-area temperature sensor and is used for acquiring the high-area environment temperature value and the low-area environment temperature value;
and a flow regulating valve is also connected between the high-area solar thermal collector and the low-area solar thermal collector, and the intelligent control device is also connected with the flow regulating valve and used for controlling the opening of the flow regulating valve according to the high-area ambient temperature value and the low-area ambient temperature value.
8. The system of claim 6, wherein a fourth temperature value is preset in the intelligent control device;
and the intelligent control device starts the solar heat collection module and the heat pump heat collection module according to the first temperature value, the third temperature value, the fourth temperature value and the solar area environment temperature value.
9. The system of claim 8, wherein the intelligent control device starts the heat pump heat collection module according to the first temperature value and the fourth temperature value.
10. The system of claim 8, wherein a fifth temperature value is preset in the intelligent control device, and the temperature sensing module further comprises; the heat pump area temperature sensor group is arranged on the heat pump heat collection module and used for acquiring the ambient temperature value of the heat pump area at the position of the heat pump heat collection module;
the intelligent control device is connected with the heat pump area temperature sensor set and used for acquiring an environmental temperature value of the heat pump area;
after the solar heat collection module and the heat pump heat collection module are started simultaneously, the intelligent control device increases the operation parameter value of the solar heat collection module and decreases the operation parameter value of the heat pump heat collection module according to the fifth temperature value;
and the intelligent control device reduces the operation parameter value of the solar heat collection module and increases the operation parameter value of the heat pump heat collection module according to the fifth temperature value.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113883590A (en) * | 2021-11-10 | 2022-01-04 | 西安建筑科技大学 | Flexible control method and system for solar heating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113883590A (en) * | 2021-11-10 | 2022-01-04 | 西安建筑科技大学 | Flexible control method and system for solar heating |
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