CN206709447U - Direct current heat pump based on PVT heat collectors - Google Patents
Direct current heat pump based on PVT heat collectors Download PDFInfo
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- CN206709447U CN206709447U CN201720529180.1U CN201720529180U CN206709447U CN 206709447 U CN206709447 U CN 206709447U CN 201720529180 U CN201720529180 U CN 201720529180U CN 206709447 U CN206709447 U CN 206709447U
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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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- 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
- Y02E10/60—Thermal-PV hybrids
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Abstract
It the utility model is related to technical field of photovoltaic power generation, disclose a kind of direct current heat pump based on PVT heat collectors, including PVT heat collectors, compressor, water tank, evaporation and heat-exchange coil pipe, condensing heat-exchange coil pipe is provided with water tank, water tank is provided with water inlet pipe, outlet pipe, condensing heat-exchange coil pipe, compressor, evaporation and heat-exchange coil pipe connects to form loop by pipeline, flow controller is provided between evaporation and heat-exchange coil pipe and condensing heat-exchange coil pipe, PVT heat collectors are connected in parallel on by pipeline on the pipeline at condensing heat-exchange coil pipe both ends, the side of evaporation and heat-exchange coil pipe is provided with blower fan, blower fan, compressor is powered by PVT heat collectors, refrigerant medium is filled with whole pipeline.The utility model can effectively utilize photovoltaic module heat to be used to heat water, improve optoelectronic transformation efficiency, also can supplying hot water during even if without sunlight.The utility model can be good to solar energy diversification utilization, stability.
Description
Technical field
It the utility model is related to technical field of photovoltaic power generation, more particularly to a kind of direct current heat pump system based on PVT heat collectors
System.
Background technology
In recent years, China enable the development that national economy is at full speed, but show rank by feat of the continuous consumption of traditional energy
For section under international environment and the short dual-pressure of the domestic energy, the energy resource structure in China must be gradually to reproducible clear
The clean energy is made the transition.In the development ranks of clean reproducible energy, leading position is occupied with solar energy use, it is adaptable
Energy output technology also comparative maturity, and being widely used in practice.To solar energy in use, it is conventional be all by
Caused solar energy photovoltaic direct current electricity is converted into alternating current by inverter, is coupled to by phase controlling in urban network electricity, realizes
The part of the energy substitutes, and reaches energy-saving effect, but photovoltaic DC electricity will necessarily be brought in coupling process is converted it is technical
Energy waste, the efficiency of actual of photovoltaic electric is reduced, also simply rest on sun heating in the utilization to photo-thermal adds with electricity
Thermal coupling supplies domestic hot-water.
Utility model content
The utility model is in order to solve the above-mentioned problems in the prior art, there is provided one kind can be to solar energy diversification
Utilize, the good direct current heat pump based on PVT heat collectors of stability.
To achieve these goals, the utility model adopts the following technical scheme that：
A kind of direct current heat pump based on PVT heat collectors, including PVT heat collectors, compressor, water tank, evaporation and heat-exchange disk
Pipe, described water tank is interior to be provided with condensing heat-exchange coil pipe, and water tank is provided with water inlet pipe, outlet pipe, described condensing heat-exchange coil pipe, pressure
Contracting machine, evaporation and heat-exchange coil pipe connect to form loop by pipeline, are provided between the evaporation and heat-exchange coil pipe and condensing heat-exchange coil pipe
Flow controller, the PVT heat collectors are connected in parallel on the both ends of condensing heat-exchange coil pipe by pipeline, and the side of the evaporation and heat-exchange coil pipe is set
There is blower fan, described blower fan, compressor are powered by PVT heat collectors, and refrigerant medium is filled with whole pipeline.Refrigerant medium passes through
High temperature and high pressure gas are formed after compressor compresses, are formed after high temperature and high pressure gas are air-cooled by blower fan when evaporation and heat-exchange coil pipe
Cryogenic high pressure liquid, cryogenic high pressure liquid form low temperature and low pressure liquid after flow controller, and most of low temperature and low pressure liquid enters
Condensing heat-exchange coil pipe, so as to the hydrothermal exchange in water tank, realize the water refrigeration in water tank, enter after low temperature and low pressure liquid heat absorption
In compressor, small part low temperature and low pressure liquid directly enters PVT heat collectors without in condensing heat-exchange coil pipe by pipeline, inhales
Compressor is directly entered after receiving the heat of PVT heat collectors, so as to absorb the unnecessary heat of PVT heat collectors, ensures that PVT heat collectors are steady
Fixed generating efficiency.
Preferably, described compressor be connected by four-way reversing valve with evaporation and heat-exchange coil pipe, evaporation and heat-exchange coil pipe,
One end of the PVT heat collectors is provided with triple valve, the 3rd pipeline between interface and evaporating heat exchanger, flow controller of triple valve
Connection, the other end of PVT heat collectors are provided with valve A, valve B, and the position between valve A, valve B is with passing through drainage tube and flow controller, evaporation
Pipeline connection between heat exchanger, described drainage tube are provided with valve C.In the winter time, four-way reversing valve is switched, valve A is closed, valve B
Valve C is opened, and the high temperature and high pressure gas formed after compressor pass through condensing heat-exchange coil pipe, and the cold water heat exchange in water tank,
So as to by the cool water heating in water tank, there is provided domestic hot-water, from the cryogenic high pressure liquid that condensing heat-exchange coil pipe comes out by throttling
Low temperature and low pressure liquid is formed after device, the heat of absorption air when most of low pressure liquid passes through evaporation and heat-exchange coil pipe, then
Into compressor, small part low temperature and low pressure liquid enters by valve B, valve C absorbs heat, the refrigerant after heat absorption in PVT heat collectors
Working medium enters evaporation and heat-exchange coil pipe by triple valve, so as to improve the temperature of refrigerant medium；In the winter time, when PVT heat collectors surface
During accumulated snow, after the water heating in water tank, heat exchange very little between the water in high temperature and high pressure gas and water tank, therefore enter flow controller
Refrigerant medium before is also high temperature and high pressure gas, is now opened valve A, valve B, valve C closings, and part high temperature and high pressure gas are direct
By the snow melting on its surface in into PVT heat collectors.
Preferably, described valve A, valve B, valve C are electrically-controlled valve；Described throttling arrangement is electric expansion valve.It is automatically controlled
Valve is easy to automatically control.
Preferably, also including control unit, compressor, blower fan and control unit connect, and are also associated with control unit
Monitoring module, monitoring module electrically connect with PVT heat collectors, and monitoring module electrically connects with city, and described monitoring module is single with control
Commutator transformer, AC/DC changeover switch are provided between member, described commutator transformer is in parallel with AC/DC changeover switch；Described pressure
Contracting machine is direct current compressor, and described blower fan is DC fan.PVT heat collectors convert light into be passed through straight for direct current, direct current
Convertor transformer is powered after changing voltage for compressor, blower fan；When PVT heat collector electricity shortages, with mains-supplied, civil power is friendship
Stream electricity, alternating current are converted into after direct current by AC/DC changeover switch and powered for compressor, blower fan.
Preferably, described refrigerant medium is R417a.
Therefore, the utility model has the advantages that：(1) the stable temperature of PVT heat collectors can be kept in summer, is carried
High electricity conversion, while can be the water refrigeration in water tank；In the winter time, can be to water tank while absorption PVT heat collector waste heats
Interior water heating, there is provided domestic hot-water；(2), can be by snow melting during the accumulated snow of PVT surfaces, it is ensured that generating stable PVT.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
In figure：PVT heat collectors 1, compressor 2, water tank 3, evaporation and heat-exchange coil pipe 4, condensing heat-exchange coil pipe 5, water inlet pipe 6, go out
Water pipe 7, triple valve 8, valve A9, valve B10, drainage tube 11, valve C12, control unit 13, monitoring module 14, commutator transformer 15, friendship
Direct current transducer 16, blower fan 17, four-way reversing valve 18, flow controller 19.
Embodiment
The utility model is further described with reference to the accompanying drawings and detailed description：
A kind of direct current heat pump based on PVT heat collectors as shown in Figure 1, including PVT heat collectors 1, compressor 2, water
Case 3, evaporation and heat-exchange coil pipe 4, water tank is interior to be provided with condensing heat-exchange coil pipe 5, and water tank is provided with water inlet pipe 6, outlet pipe 7, condensing heat-exchange
Coil pipe, compressor, evaporation and heat-exchange coil pipe connect to form loop by pipeline, between evaporation and heat-exchange coil pipe 4 and condensing heat-exchange coil pipe
Provided with flow controller 19, PVT heat collectors 1 are connected in parallel on by pipeline on the pipeline at the both ends of condensing heat-exchange coil pipe 5, evaporation and heat-exchange coil pipe
Side is provided with blower fan 17, and blower fan, compressor are powered by PVT heat collectors, and refrigerant medium is filled with whole pipeline；
Compressor 2 is connected one end of PVT heat collectors by four-way reversing valve 18 with evaporation and heat-exchange coil pipe, evaporation and heat-exchange coil pipe
Provided with triple valve 8, three interfaces of triple valve are respectively a mouths, b mouths, c mouths, and wherein a mouths, b mouths access pipeline, c mouths changes with evaporation
Pipeline connection between hot device, flow controller, the other end of PVT heat collectors 1 are provided with valve A9, valve B10, the position between valve A, valve B
It is connected with by the pipeline between drainage tube 11 and flow controller, evaporating heat exchanger, drainage tube is provided with valve C12；In the present embodiment,
Valve A, valve B, valve C are electrically-controlled valve, and throttling arrangement is electric expansion valve, and compressor is direct current compressor, and blower fan is DC fan,
Refrigerant medium is R417a.
Also include control unit 13, compressor, blower fan and control unit are connected, and monitoring module is also associated with control unit
14, monitoring module electrically connects with PVT heat collectors, and monitoring module electrically connects with city, is provided between monitoring module and control unit straight
Convertor transformer 15, AC/DC changeover switch 16, commutator transformer is in parallel with AC/DC changeover switch.
With reference to accompanying drawing, principle of the present utility model is as follows：In summer, valve A, valve B are opened, valve C is closed, a on triple valve
Mouth, b mouths are opened, c mouths are closed, and PVT collecting plates convert solar energy into electrical energy, and by being compression after commutator transformer voltage stabilizing
Machine, blower fan power supply, refrigerant medium pass through evaporation and heat-exchange by forming high temperature and high pressure gas, high temperature and high pressure gas after compressor compresses
Low-temp low-pressure liquid is formed after flow controller by the air-cooled rear formation cryogenic high pressure liquid of blower fan, cryogenic high pressure liquid during coil pipe
Body, most of low temperature and low pressure liquid enter condensing heat-exchange coil pipe, so as to the hydrothermal exchange in water tank, realize the water system in water tank
It is cold, provide cold water for people in summer, enter after low temperature and low pressure liquid heat absorption in compressor, small part low temperature and low pressure liquid without
Cross in condensation heat exchange coil, PVT heat collectors are directly entered by pipeline, compression is directly entered after absorbing the heat of PVT heat collectors
Machine, so as to absorb the unnecessary heat of PVT heat collectors, ensure the stable generating efficiency of PVT heat collectors；
In the winter time, four-way reversing valve is switched, valve A is closed, valve B valves C is opened, and a mouths on triple valve are closed, b mouths are opened, c
Mouthful to open, the high temperature and high pressure gas formed after compressor pass through condensing heat-exchange coil pipe, and the cold water heat exchange in water tank, from
And by the cool water heating in water tank, there is provided domestic hot-water, the cryogenic high pressure liquid come out from condensing heat-exchange coil pipe pass through flow controller
After form low temperature and low pressure liquid, the heat of absorption air, Ran Houjin when most of low pressure liquid passes through evaporation and heat-exchange coil pipe
Enter compressor, small part low temperature and low pressure liquid enters by valve B, valve C absorbs heat, the refrigerant work after heat absorption in PVT heat collectors
Matter enters evaporation and heat-exchange coil pipe by triple valve, so as to improve the temperature of refrigerant medium；
In the winter time, when PVT heat-collector superficials are avenged, after the water heating in water tank, in high temperature and high pressure gas and water tank
Heat exchange very little between water, therefore the refrigerant medium into before flow controller is also high temperature and high pressure gas, now beats valve A, valve B
Open, valve C closings, part high temperature and high pressure gas are directly entered the snow melting on its surface in PVT heat collectors.
Claims (5)
1. a kind of direct current heat pump based on PVT heat collectors, it is characterized in that, including PVT heat collectors, compressor, water tank, evaporation
Heat exchange coil, described water tank is interior to be provided with condensing heat-exchange coil pipe, and water tank is provided with water inlet pipe, outlet pipe, described condensing heat-exchange
Coil pipe, compressor, evaporation and heat-exchange coil pipe connect to form loop by pipeline, the evaporation and heat-exchange coil pipe and condensing heat-exchange coil pipe it
Between be provided with flow controller, the PVT heat collectors are connected in parallel on by pipeline on the pipeline at condensing heat-exchange coil pipe both ends, the evaporation and heat-exchange
The side of coil pipe is provided with blower fan, and described blower fan, compressor are powered by PVT heat collectors, and refrigerant medium is filled with whole pipeline.
2. the direct current heat pump according to claim 1 based on PVT heat collectors, it is characterized in that, described compressor leads to
Four-way reversing valve to be crossed to be connected with evaporation and heat-exchange coil pipe, evaporation and heat-exchange coil pipe, one end of the PVT heat collectors is provided with triple valve, and three
Pipeline connection of the 3rd of port valve between interface and evaporating heat exchanger, flow controller, the other end of PVT heat collectors are provided with valve A, valve
B, position between valve A, valve B and the pipeline passed through between drainage tube and flow controller, evaporating heat exchanger connect, described drainage tube
It is provided with valve C.
3. the direct current heat pump according to claim 2 based on PVT heat collectors, it is characterized in that, described valve A, valve B,
Valve C is electrically-controlled valve；Described throttling arrangement is electric expansion valve.
4. the direct current heat pump based on PVT heat collectors according to claim 1 or 2 or 3, it is characterized in that, in addition to control
Unit processed, compressor, blower fan and control unit are connected, and monitoring module, monitoring module and PVT thermal-arrests are also associated with control unit
Device is electrically connected, and monitoring module electrically connects with city, and commutator transformer, alternating current-direct current are provided between described monitoring module and control unit
Converter, described commutator transformer are in parallel with AC/DC changeover switch；Compressor is direct current compressor, and described blower fan is direct current
Blower fan.
5. the direct current heat pump according to claim 1 based on PVT heat collectors, it is characterized in that, described refrigerant medium
For R417a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720529180.1U CN206709447U (en) | 2017-05-13 | 2017-05-13 | Direct current heat pump based on PVT heat collectors |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720529180.1U CN206709447U (en) | 2017-05-13 | 2017-05-13 | Direct current heat pump based on PVT heat collectors |
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| Publication Number | Publication Date |
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| CN206709447U true CN206709447U (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720529180.1U Active CN206709447U (en) | 2017-05-13 | 2017-05-13 | Direct current heat pump based on PVT heat collectors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062703A (en) * | 2017-05-13 | 2017-08-18 | 上海博阳新能源科技股份有限公司 | A kind of direct current heat pump based on PVT heat collectors |
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2017
- 2017-05-13 CN CN201720529180.1U patent/CN206709447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062703A (en) * | 2017-05-13 | 2017-08-18 | 上海博阳新能源科技股份有限公司 | A kind of direct current heat pump based on PVT heat collectors |
| CN107062703B (en) * | 2017-05-13 | 2023-07-25 | 上海博阳新能源科技股份有限公司 | Direct-current heat pump system based on PVT heat collector |
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