CN204757450U - Soil source solar thermal energy pump warmhouse booth heating system - Google Patents
Soil source solar thermal energy pump warmhouse booth heating system Download PDFInfo
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- CN204757450U CN204757450U CN201520223850.8U CN201520223850U CN204757450U CN 204757450 U CN204757450 U CN 204757450U CN 201520223850 U CN201520223850 U CN 201520223850U CN 204757450 U CN204757450 U CN 204757450U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
The utility model discloses a soil source solar thermal energy pump warmhouse booth heating system, include: solar thermal energy pump unit, soil stores up / gets can the unit, soil source heat pump unit, indoor air conditioning unit and the control unit, solar thermal energy pump unit stores up / gets with soil can the unit connection, soil stores up / gets can unit and the heat pump unit connection of soil source, soil source heat pump unit is connected with indoor air conditioning unit, the control unit respectively with solar thermal energy pump unit, soil stores up / gets can the unit, soil source heat pump unit and indoor air conditioning unit connect, entire system passes through the control unit and has realized the energy storage mode, the operation of heating mode and cooling mode. In this way, the utility model discloses close solar energy collection, soil energy storage, big -arch shelter heat supply and refrigeration function as an organic whole, realize in the warmhouse booth air and soil temperature's dual control.
Description
Technical field
The utility model relates to Solar Heat Pump Heating System technical field, particularly relates to a kind of soil source solar heat pump warmhouse booth heating system.
Background technology
A large amount of construction of north cold area warmhouse booth, not only solve the supply of local resident's fresh fruit of vegetables, and also solving the development in pluralism (as greenhouse cultivation, cultivating seedlings etc.) of rural economy, is the major issue being related to national economy.
Explanation to different vegetable suitable for producing temperature in " Chinese agriculture encyclopedia: vegetables are rolled up ": general vegetable crop, when 5 DEG C ~ 10 DEG C, slowly grows; When 10 DEG C ~ 20 DEG C, normal growth; When 20 DEG C ~ 35 DEG C, tachyauxesis; When temperature is more than 35 DEG C with lower than 5 DEG C, the growth of vegetable crop will suffer damage; The temperature of suitable growth is between 20 DEG C ~ 30 DEG C, and the main root group degree of depth of general vegetables is no more than 30 centimetres.
So, north cold area warmhouse booth night and overcast and rainy snow weather must heat supply to ensure that in booth, air is not less than uniform temperature, guarantees the normal growth of plant.At present, warmhouse booth heat source mainly adopts coal-burning boiler, and a large amount of coal that uses has caused serious environmental pollution and energy scarcity, and above problem has become the cardinal task threatening human survival, just seems particularly important to the exploitation of clean energy resource.
Solar energy is as a kind of free clean energy resource, and not only and desirable everywhere, but solar energy is because energy density is low, poor continuity for value, if (overcast and rainy, night etc.) cannot normal workman in irradiation situation, limits the application of solar energy in heating system.
Heat pump techniques and solar energy utilization technique are combined, using solar energy as the low-temperature heat source of heat pump, heat pump operational efficiency can be improved, the utilization rate of solar energy can be improved again.
Equally, solar heat pump cannot normally work at night and rainy weather, and can produce the waste of power surplus when solar irradiation is very high.
In addition, warmhouse booth at noon before and after in booth air themperature there will be too high phenomenon (more than 40 DEG C), the too high growth that can damage plant of temperature, now in booth, air needs cooling, general way is opened by booth ceiling, then hot-air is drained, cause the waste of energy like this, cannot by heat collection more than needed, storage, recycling.
Therefore, be necessary to propose a kind of soil source solar heat pump warmhouse booth heating system, solar energy utilization technique, heat pump techniques and soil energy storage technology are combined, efficiency utilization solar energy, realizes the collection of heat, storage and utilization.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of soil source solar heat pump warmhouse booth heating system, solar energy heating, soil energy storage, booth heat supply and refrigerating function are integrated, not only be conducive to improving booth nocturnal temperature, also improve root system of plant temperature, be conducive to plant growth, ensure air themperature suitable for plant growth in warmhouse booth simultaneously, system can also realize being extracted by waste heat in warmhouse booth and being stored to underground, achieves the two ore control of air and the soil moisture in warmhouse booth.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of soil source solar heat pump warmhouse booth heating system, comprise: solar heat pump unit, soil stores up/gets energy unit, soil source heat pump unit, room air regulon and control unit, described solar heat pump unit stores up with soil/gets and can be connected by unit, described soil stores up/gets and can be connected with soil source heat pump unit by unit, described soil source heat pump unit is connected with room air regulon, described control unit respectively with solar heat pump unit, soil stores up/gets energy unit, soil source heat pump unit is connected with room air regulon.
In the utility model preferred embodiment, described solar heat pump unit comprises solar energy heating evaporimeter array, the first compressor, fluid reservoir, device for drying and filtering and First Heat Exchanger,
Described solar energy heating evaporimeter array comprises multiple solar energy heating evaporator module be arranged in parallel, described solar energy heating evaporator module comprises solar energy heating evaporimeter and the first electric expansion valve, described first electric expansion valve is connected to the arrival end of solar energy heating evaporimeter
The sender property outlet end of described solar energy heating evaporimeter array is connected with the suction end of the first compressor, the exhaust end of the first compressor is connected with the working medium side arrival end of First Heat Exchanger, the working medium side port of export of First Heat Exchanger is connected with the arrival end of fluid reservoir, the port of export of fluid reservoir is connected with device for drying and filtering one end, and the device for drying and filtering other end is connected with the working medium arrival end of solar energy heating evaporimeter array.
In the utility model preferred embodiment, described soil stores up/gets and can comprise First Heat Exchanger, the second heat exchanger, energy storage water circulating pump, water knockout drum, water collector and horizontal buried tube heat exchanger by unit,
The water side outlet end of described First Heat Exchanger is connected with the water side entrance end of the second heat exchanger, the water side outlet end of the second heat exchanger is connected with water knockout drum arrival end, the water knockout drum port of export is connected with horizontal buried tube heat exchanger arrival end, the horizontal buried tube heat exchanger port of export is connected with water collector arrival end, the water collector port of export is connected with energy storage water circulating pump arrival end, and the energy storage water circulating pump port of export is connected with First Heat Exchanger water side entrance end.
In the utility model preferred embodiment, described horizontal buried tube heat exchanger is embedded in below booth Horizon 40 ~ 60cm.
In the utility model preferred embodiment, described soil source heat pump unit comprises the second compressor, four-way change-over valve, the 3rd heat exchanger, the second electric expansion valve and the second heat exchanger,
The exhaust end of described second compressor is connected with a interface end of four-way change-over valve, the suction end of the second compressor is connected with the c interface end of four-way change-over valve, the b interface end of four-way change-over valve is connected with one end of the 3rd heat exchanger working medium side, the other end of the 3rd heat exchanger working medium side is connected with the second electric expansion valve, the second electric expansion valve other end is connected with one end of the second heat exchanger working medium side, and the other end of the second heat exchanger working medium side is connected with the d interface end of four-way change-over valve.
In the utility model preferred embodiment, described room air regulon comprises the 3rd heat exchanger, air conditioning cycle water pump and fan coil,
The water side outlet end of described 3rd heat exchanger is connected with the arrival end of air conditioning cycle water pump, and the port of export of air conditioning cycle water pump is connected with fan coil water inlet end, and fan coil water side is connected with the water side entrance end of the 3rd heat exchanger.
In the utility model preferred embodiment, described fan coil also can be fin.
In the utility model preferred embodiment, described control unit comprises controller, the first temperature-sensing probe, the second temperature-sensing probe and the 3rd temperature-sensing probe,
Described first temperature-sensing probe is placed in solar energy heating evaporimeter, second temperature-sensing probe is placed on outdoor, 3rd temperature-sensing probe is placed in warmhouse booth, and controller is connected with the first compressor, the second compressor, four-way change-over valve, energy storage water circulating pump and air conditioning cycle water pump respectively by wire.
The beneficial effects of the utility model are: solar energy heating, soil energy storage, booth heat supply and refrigerating function are integrated by the utility model soil source solar heat pump warmhouse booth heating system, daytime by storage of solar energy in the soil of warmhouse booth, improve the soil moisture, be conducive on the one hand improving booth nocturnal temperature, improve root system of plant temperature on the other hand, be conducive to plant growth; At night and overcast and rainy snow weather, system can be extracted the heat being stored in underground and heat air in warmhouse booth after heat pump promotes, and ensures that in warmhouse booth, air themperature is in the scope of plant suitable growth; Before and after fine day high noon, in warmhouse booth during too high temperature of air, waste heat in warmhouse booth can extract and be stored to underground by system, ensures that in warmhouse booth, air themperature is in the scope of plant suitable growth; Achieve the two ore control of air and the soil moisture in warmhouse booth.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of soil source solar heat pump warmhouse booth heating system of the present utility model and control method one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 11, solar energy heating evaporimeter array, 111, solar energy heating evaporator module, 1111, solar energy heating evaporimeter, 1112, first electric expansion valve, 12, first compressor, 13, First Heat Exchanger, 14, fluid reservoir, 15, device for drying and filtering, 21, water knockout drum, 22, water collector, 23, horizontal buried tube heat exchanger, 24, energy storage circulating pump, 31, second heat exchanger, 32, second compressor, 33, four-way change-over valve, 34, 3rd heat exchanger, 35, second electric expansion valve, 41, air conditioning cycle water pump, 42, fan coil, 51, controller, 52, first temperature-sensing probe, 53, second temperature-sensing probe, 54, 3rd temperature-sensing probe.
Detailed description of the invention
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model embodiment comprises:
A kind of soil source solar heat pump warmhouse booth heating system, comprise: solar heat pump unit, soil store up/get energy unit, soil source heat pump unit, room air regulon and control unit, described solar heat pump unit stores up with soil/gets and can be connected by unit, described soil stores up/gets and can be connected with soil source heat pump unit by unit, described soil source heat pump unit is connected with room air regulon, and described control unit stores up with solar heat pump unit, soil/gets respectively and can unit, soil source heat pump unit and room air regulon be connected.
Described solar heat pump unit, comprising: solar energy heating evaporimeter array 11, first compressor 12, First Heat Exchanger 13, fluid reservoir 14 and device for drying and filtering 15.
Wherein, solar energy heating evaporimeter array 11 comprises the solar energy heating evaporator module 111 of multiple parallel connection, and solar energy heating evaporator module 111 comprises solar energy heating evaporimeter 1111 and the first electric expansion valve 1112.
Described first electric expansion valve 1112 is connected to the arrival end of solar energy heating evaporimeter 1111, the sender property outlet end of solar energy heating evaporimeter array 11 is connected with the suction end of the first compressor 12, the exhaust end of compressor 12 is connected with First Heat Exchanger 13 working medium side arrival end, the working medium side port of export of First Heat Exchanger 13 is connected with the arrival end of fluid reservoir 14, the port of export of fluid reservoir 14 is connected with device for drying and filtering 15 one end, and device for drying and filtering 15 other end is connected with the working medium arrival end of solar energy heating evaporimeter array 11.
Described soil stores up/gets energy unit, comprising: First Heat Exchanger 13, second heat exchanger 31, water knockout drum 21, water collector 22, horizontal buried tube heat exchanger 23 and energy storage water circulating pump 24.
The water side outlet end of described First Heat Exchanger 13 is connected with the water side entrance end of the second heat exchanger 31, the water side outlet end of the second heat exchanger 31 is connected with water knockout drum 21 arrival end, water knockout drum 21 port of export is connected with horizontal buried tube heat exchanger 23 arrival end, horizontal buried tube heat exchanger 23 port of export is connected with water collector 22 arrival end, water collector 22 port of export is connected with energy storage water circulating pump 24 arrival end, and energy storage water circulating pump 24 port of export is connected with the water side inlet/outlet end of First Heat Exchanger 13.
Further, described horizontal buried tube heat exchanger 23 is embedded in below booth Horizon 40 ~ 60cm.
Described soil source heat pump unit comprises: the second heat exchanger 31, second compressor 32, four-way change-over valve 33, the 3rd heat exchanger 34 and the second electric expansion valve 35.
The described exhaust end of the second compressor 32 is connected with a interface end of four-way change-over valve 33, the suction end of the second compressor 32 is connected with the c interface end of four-way change-over valve 33, the b interface end of four-way change-over valve 33 is connected with working medium side one end of the 3rd heat exchanger 34, the working medium side other end of the 3rd heat exchanger 34 is connected with second electric expansion valve 35 one end, second electric expansion valve 35 other end is connected with working medium side one end of the second heat exchanger 31, and the working medium side other end of the second heat exchanger 31 is connected with the d interface end of four-way change-over valve 33.
Further, described working medium is R22, R134a etc.
Described room air regulon comprises: air conditioning cycle water pump 41, fan coil 42 and the 3rd heat exchanger 34.
Described 3rd heat exchanger 34 water side outlet end is connected with air conditioning cycle water pump 41 arrival end, and air conditioning cycle water pump 41 port of export is connected with fan coil 42 water inlet end, and fan coil 42 water side is connected with the water side entrance end of the 3rd heat exchanger 34.
Further, described fan coil 42 also can replace with fin.
Described control unit comprises: controller 51, first temperature-sensing probe 52, second temperature-sensing probe 53, the 3rd temperature-sensing probe 54.
Described first temperature-sensing probe 52 is placed in solar energy heating evaporimeter 1111, second temperature-sensing probe 53 is placed on outdoor, 3rd temperature-sensing probe 54 is placed in warmhouse booth, and controller 51 is connected with the first compressor 12, second compressor 32, four-way change-over valve 33, energy storage water circulating pump 24 and air conditioning cycle water pump 41 respectively by wire.
In the utility model, the control method of soil source solar heat pump warmhouse booth heating system is:
Soil source solar heat pump warmhouse booth heating system is divided into three kinds of operational modes: energy storage pattern, heat supply mode, cooling mode.
If the plate core temperature of solar energy heating evaporimeter is T
b, outdoor environment temperature is T
o, air themperature is T in booth
i, its middle controller 51, according to the temperature signal of each temp probe, controls the start and stop of the first compressor 12, second compressor 32, four-way change-over valve 33, energy storage water circulating pump 24 and air conditioning cycle water pump 41.
One, energy storage pattern: work as T
b-T
o> Δ T
1(wherein Δ T
1for solar heat pump setting starts the temperature difference) time, open energy storage water circulating pump 24, after postponing a period of time, open the first compressor 12 again, solar energy is as the low-temperature heat source of solar heat pump, and the heat that condensation produces stores up/gets can be stored to underground or the low-temperature heat source as soil source heat pump unit by unit through soil;
Work as T
b-T
o< Δ T
2(wherein Δ T
2the shutdown temperature difference for solar heat pump setting) time, close the first compressor 12, after postponing a period of time, close energy storage water circulating pump 24.
Specific works process: working medium becomes gaseous working medium absorb solar heat in solar energy heating evaporimeter 1111 after, gaseous working medium is collapsed into the overheated gaseous working medium of HTHP through the first compressor 12, the overheated gaseous working medium of HTHP enters First Heat Exchanger 13 working medium side, liquid refrigerant is condensed into after the side heat exchange of First Heat Exchanger 13 water, recirculated water after heat exchange under the effect of energy storage water circulating pump 24 successively through the second heat exchanger 31 and horizontal buried tube heat exchanger 23, for soil source heat pump unit thermal source is provided or by heat storage in underground, condensed liquid refrigerant enters each solar energy heating evaporator module 111 through fluid reservoir 14 and device for drying and filtering 15 successively, liquid refrigerant becomes the gas-liquid two-phase working medium of low-temp low-pressure after the first electric expansion valve 1112 throttling, gas-liquid two-phase working medium enters after solar energy heating evaporimeter 1111 absorbs solar energy and becomes gaseous working medium, complete a solar heat pump working medium circulation, the periodic duty and so forth of solar heat pump unit.
Two, heat supply mode; Work as T
i< T
1(wherein T
1for the lower limit of air themperature setting in booth during heat supply mode, preferably, in booth, the lower limit of air themperature setting is 10 DEG C) time, energy storage water circulating pump 24 is opened, and air conditioning cycle water pump 41 is opened simultaneously, after postponing a period of time, open the second compressor 32, now soil is as the low-temperature heat source of soil source heat pump, is extracted the energy be stored in soil by heat pump, promotes after hot quality for booth heat supply;
Work as T
i> T
2(wherein T
2for the higher limit of air themperature setting in booth during heat supply mode, preferably, in booth, the upper limit of air themperature setting is 25 DEG C) time, close the second compressor 32, after postponing a period of time, close energy storage water circulating pump 24 and air conditioning cycle water pump 41.
Specific works process: working medium absorbs the heat coming from underground storage at the second heat exchanger 31 after, evaporation becomes gaseous working medium, gaseous working medium is through four-way change-over valve 33(d → c) enter the overheated gaseous working medium that the second compressor 32 is compressed into HTHP, the overheated gaseous working medium of HTHP is through four-way change-over valve 33(a → b) enter the 3rd heat exchanger 34 condensation and become liquid refrigerant, the recirculated water that condensation heat is used for heating indoor air regulon heats air in booth, condensed liquid refrigerant becomes the gas-liquid two-phase working medium of low-temp low-pressure through the second electric expansion valve 35 throttling, the gas-liquid two-phase working medium of low-temp low-pressure enters the second heat exchanger 31, complete a soil source heat pump working medium circulation, the periodic duty and so forth of soil source heat pump unit.
Three, cooling mode: work as T
i> T
3(wherein T
3for allowing the Up limit of air themperature during booth implants normal growth, preferably, the Up limit allowing air themperature during booth implants normal growth is 35 DEG C) time, four-way change-over valve 33 is energized and changes direction, energy storage water circulating pump 24 is opened, air conditioning cycle water pump 41 is opened simultaneously, after postponing a period of time, open the second compressor 32, now soil source heat pump switches to refrigeration mode, the heat that soil source heat pump extracts in booth in air is stored up/gets can be stored in underground by unit by soil, and in booth, air themperature reduces;
Work as T
i< T
3-Δ T
3(wherein Δ T
3the setting temperature difference for cooling mode) time, close the second compressor 32, after postponing a period of time, then close four-way change-over valve 33, energy storage water circulating pump 24 and air conditioning cycle water pump 41.
Specific works process: working medium becomes gaseous working medium after absorbing in the 3rd heat exchanger 34 and coming from the heat of air in warmhouse booth, gaseous working medium is through four-way change-over valve 33(b → c) enter the overheated gaseous working medium that the second compressor 32 is compressed into HTHP, the overheated gaseous working medium of HTHP is through four-way change-over valve 33(a → d) enter the second heat exchanger 31 and be condensed into liquid refrigerant, condensation heat is stored up/is got can be stored in the underground of booth by unit by soil, condensed liquid refrigerant becomes the gas-liquid two-phase working medium of low-temp low-pressure through the second electric expansion valve 35 throttling, the gas-liquid two-phase working medium of low-temp low-pressure enters the 3rd heat exchanger 34, complete a heat pump refrigeration cycle, in booth, the heat of air is extracted and is stored in soil, in booth, air themperature declines.
The beneficial effect of the utility model soil source solar heat pump warmhouse booth heating system is:
One, solar energy heating, soil energy storage, booth heat supply and refrigerating function are integrated, achieve the two ore control of air and the soil moisture in temperature booth;
Two, heat pump techniques is used for solar thermal collection system, solar heat-collection plate, as the evaporimeter of heat pump, greatly reduces the operating temperature of solar heat-collection plate, improves the efficiency of solar thermal collection system, enhances the ability of solar energy system cope with bad weather;
Three, adopt cold-producing medium (R22, R134a etc.) as heat pump work working medium, thoroughly solve conventional solar thermal collection system antifreeze problem in the winter time;
Four, using the evaporimeter of solar thermal collector as heat pump, significantly improving the evaporating temperature of heat pump, improve the heating efficiency of heat pump, is the optimal selection of alternative coal burning boiler plastic tent heating;
Five, daytime is by storage of solar energy in soil, improves the soil moisture, is conducive on the one hand improving booth nocturnal temperature, improves root system of plant temperature on the other hand, be conducive to plant growth;
Six, at night and rainy weather, system can extract the heat being stored to underground, heats after heat pump promotes to air in warmhouse booth, ensures that in warmhouse booth, air themperature is in the scope of plant suitable growth;
Seven, before and after fine day high noon, in warmhouse booth during too high temperature of air, the waste heat in air in warmhouse booth can extract and be stored to underground by system, ensures that in warmhouse booth, air themperature is in the scope of plant suitable growth.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a soil source solar heat pump warmhouse booth heating system, it is characterized in that, comprise: solar heat pump unit, soil store up/get energy unit, soil source heat pump unit, room air regulon and control unit, described solar heat pump unit stores up with soil/gets and can be connected by unit, described soil source heat pump unit is connected with room air regulon, and described control unit stores up with solar heat pump unit, soil/gets respectively and can unit, soil source heat pump unit and room air regulon be connected.
2. soil source solar heat pump warmhouse booth heating system according to claim 1, it is characterized in that, described solar heat pump unit comprises solar energy heating evaporimeter array, the first compressor, fluid reservoir, device for drying and filtering and First Heat Exchanger,
Described solar energy heating evaporimeter array comprises multiple solar energy heating evaporator module be arranged in parallel, described solar energy heating evaporator module comprises solar energy heating evaporimeter and the first electric expansion valve, described first electric expansion valve is connected to the arrival end of solar energy heating evaporimeter
The sender property outlet end of described solar energy heating evaporimeter array is connected with the suction end of the first compressor, the exhaust end of the first compressor is connected with the working medium side arrival end of First Heat Exchanger, the working medium side port of export of First Heat Exchanger is connected with the arrival end of fluid reservoir, the port of export of fluid reservoir is connected with device for drying and filtering one end, and the device for drying and filtering other end is connected with the working medium arrival end of solar energy heating evaporimeter array.
3. soil source solar heat pump warmhouse booth heating system according to claim 1, is characterized in that, described soil stores up/gets and can comprise First Heat Exchanger, the second heat exchanger, energy storage water circulating pump, water knockout drum, water collector and horizontal buried tube heat exchanger by unit,
The water side outlet end of described First Heat Exchanger is connected with the water side entrance end of the second heat exchanger, the water side outlet end of the second heat exchanger is connected with water knockout drum arrival end, the water knockout drum port of export is connected with horizontal buried tube heat exchanger arrival end, the horizontal buried tube heat exchanger port of export is connected with water collector arrival end, the water collector port of export is connected with energy storage water circulating pump arrival end, and the energy storage water circulating pump port of export is connected with First Heat Exchanger water side entrance end.
4. soil source solar heat pump warmhouse booth heating system according to claim 3, it is characterized in that, described horizontal buried tube heat exchanger is embedded in below booth Horizon 40 ~ 60cm.
5. soil source solar heat pump warmhouse booth heating system according to claim 1, is characterized in that, described soil source heat pump unit comprises the second compressor, four-way change-over valve, the 3rd heat exchanger, the second electric expansion valve and the second heat exchanger,
The exhaust end of described second compressor is connected with a interface end of four-way change-over valve, the suction end of the second compressor is connected with the c interface end of four-way change-over valve, the b interface end of four-way change-over valve is connected with the 3rd heat exchanger working medium side one end, the 3rd heat exchanger working medium side other end is connected with the second electric expansion valve, the second electric expansion valve other end is connected with second heat exchanger working medium side one end, and the second heat exchanger working medium side other end is connected with the d interface end of four-way change-over valve.
6. soil source solar heat pump warmhouse booth heating system according to claim 1, it is characterized in that, described room air regulon comprises the 3rd heat exchanger, air conditioning cycle water pump and fan coil,
The water side outlet end of described 3rd heat exchanger is connected with the arrival end of air conditioning cycle water pump, and the port of export of air conditioning cycle water pump is connected with fan coil water inlet end, and fan coil water side is connected with the water side entrance end of the 3rd heat exchanger.
7. soil source solar heat pump warmhouse booth heating system according to claim 6, it is characterized in that, described fan coil also can be fin.
8. soil source solar heat pump warmhouse booth heating system according to claim 1, is characterized in that, described control unit comprises controller, the first temperature-sensing probe, the second temperature-sensing probe and the 3rd temperature-sensing probe,
Described first temperature-sensing probe is placed in solar energy heating evaporimeter, second temperature-sensing probe is placed on outdoor, 3rd temperature-sensing probe is placed in warmhouse booth, and controller is connected with the first compressor, the second compressor, four-way change-over valve, energy storage water circulating pump and air conditioning cycle water pump respectively by wire.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520223850.8U CN204757450U (en) | 2015-04-15 | 2015-04-15 | Soil source solar thermal energy pump warmhouse booth heating system |
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|---|---|---|---|
| CN201520223850.8U CN204757450U (en) | 2015-04-15 | 2015-04-15 | Soil source solar thermal energy pump warmhouse booth heating system |
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| CN204757450U true CN204757450U (en) | 2015-11-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104792067A (en) * | 2015-04-15 | 2015-07-22 | 常州海卡太阳能热泵有限公司 | Ground-source solar heat pump heat supplying system for greenhouse and control method of heat supplying system |
| CN108617348A (en) * | 2018-05-06 | 2018-10-09 | 北京工业大学 | A kind of capillary system applied to greenhouse |
| CN108887028A (en) * | 2018-06-27 | 2018-11-27 | 芜湖盘云石磨新能源科技有限公司 | A kind of heating system of energy-saving warm house greenhouse |
-
2015
- 2015-04-15 CN CN201520223850.8U patent/CN204757450U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792067A (en) * | 2015-04-15 | 2015-07-22 | 常州海卡太阳能热泵有限公司 | Ground-source solar heat pump heat supplying system for greenhouse and control method of heat supplying system |
| CN104792067B (en) * | 2015-04-15 | 2017-09-12 | 常州海卡太阳能热泵有限公司 | Soil source solar heat pump warmhouse booth heating system and control method |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151111 Effective date of abandoning: 20170912 |