CN104913539A - System capable of storing heat and defrosting, heating and supercooling - Google Patents
System capable of storing heat and defrosting, heating and supercooling Download PDFInfo
- Publication number
- CN104913539A CN104913539A CN201510290608.7A CN201510290608A CN104913539A CN 104913539 A CN104913539 A CN 104913539A CN 201510290608 A CN201510290608 A CN 201510290608A CN 104913539 A CN104913539 A CN 104913539A
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- Prior art keywords
- heat
- heat exchanger
- coil
- thermal storage
- ing
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/02—Subcoolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
Abstract
The embodiment of the invention provides a system capable of storing heat and defrosting, heating and supercooling, which is used for rapid heating and has a supercooling function. The technical scheme of the embodiment of the invention comprises a compressor, a four-way valve, a first one-way valve, a use side heat exchanger, an auxiliary heat exchanger, a throttling component and an evaporator, which are orderly connected with one another; the use side heat exchanger is provided with a heating coil; the auxiliary heat exchanger is provided with a supercooling coil; one end of the heating coil is connected with an outlet of the first one-way valve, and the other end of the heating coil is connected with one end of the supercooling coil; the other end of the supercooling coil is connected with the throttling component.
Description
Technical field
The embodiment of the present invention relates to technical field of air-conditioning heat pumps, particularly relates to a kind ofly can to heat cold system by thermal storage defrosting.
Background technology
Heat pump at least comprises four parts such as compressor, condenser, throttling arrangement, evaporimeter be linked in sequence by refrigerant flow direction, and wherein throttling arrangement generally includes main capillary, assisted capillary and check valve.
Existing air-source water heater is refrigerant degree of supercooling before raising inflow evaporimeter, and refrigerant before throttling is flow to base of evaporator heat release excessively cold, efficiency is low, heats speed slow, affects heating effect and Energy Efficiency Ratio.
Summary of the invention
The embodiment of the present invention provides a kind of can heat cold system by thermal storage defrosting, heated cold function for heating fast and having.
The technical scheme of the embodiment of the present invention comprises:
The compressor connected successively, cross valve, the first check valve, use side heat exchanger, supplementary heat exchanger, throttle part, evaporimeter;
Described use side heat exchanger is provided with heat(ing) coil, described supplementary heat exchanger is provided with sub-cooling coil, described heat(ing) coil one end is connected with the outlet of described first check valve, the described heat(ing) coil other end is connected with described sub-cooling coil one end, and the described sub-cooling coil other end is connected with described throttle part.
Preferably,
Described heat(ing) coil is positioned at the outside of described use side heat exchanger.
Preferably,
Described heat(ing) coil is positioned at the middle part of described use side heat exchanger with upper/lower positions.
Preferably,
Described sub-cooling coil is positioned at the inside of described supplementary heat exchanger.
Preferably,
Described sub-cooling coil is positioned at the bottom of described supplementary heat exchanger.
Preferably,
Water pump and stop valve is provided with between described use side heat exchanger and described supplementary heat exchanger.
Preferably,
Also comprise the second check valve, the entrance of described second check valve is connected with one end of described sub-cooling coil, and the outlet of described second check valve is connected with described cross valve.
Preferably,
Described use side heat exchanger is provided with thermal medium outlet.
Preferably,
Described supplementary heat exchanger is provided with cold medium entrance.
Preferably,
Also comprise gas-liquid separator, described gas-liquid separator is arranged on the outside of described compressor.
The beneficial effect of the embodiment of the present invention is:
By by compressor, cross valve, first check valve, use side heat exchanger, supplementary heat exchanger, throttle part, evaporimeter connects successively, side heat exchanger is used to be provided with heat(ing) coil, supplementary heat exchanger is provided with sub-cooling coil, heat(ing) coil one end is connected with the outlet of the first check valve, the heat(ing) coil other end is connected with sub-cooling coil one end, the sub-cooling coil other end is connected with throttle part, refrigerant heat release in heat(ing) coil is lowered the temperature and heats, refrigerant after heat(ing) coil first heat release then flows into the sub-cooling coil be positioned on supplementary heat exchanger, because auxiliary heat-exchanging actuator temperature is lower than using side heat exchange temperature, refrigerant sub-cooling coil again heat release cooling and excessively cold, cross cold after refrigerant flow to throttle part through sub-cooling coil, refrigerant after throttle part throttling flows to evaporimeter heat absorption evaporation, cold function is crossed when heating fast and realize heating.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
To be that the embodiment of the present invention is a kind of can heat the structure chart of cold system by thermal storage defrosting to Fig. 1.
Fig. 2 be the embodiment of the present invention a kind of can thermal storage defrosting can heat cold system heated cold schematic diagram;
To be that the embodiment of the present invention is a kind of can heat the defrosting schematic diagram of cold system by thermal storage defrosting to Fig. 3;
To be that the embodiment of the present invention is a kind of can heat the heat exchanger temperature adjustment schematic diagram of cold system by thermal storage defrosting to Fig. 4;
Illustrate: compressor 1, cross valve 2, second check valve 3, first check valve 4, use side heat exchanger 5, heat(ing) coil 6, stop valve 7, water pump 8, supplementary heat exchanger 9, sub-cooling coil 10, throttle part 11, evaporimeter 12, gas-liquid separator 13, cold medium entrance 14, thermal medium outlet 15.
Detailed description of the invention
The embodiment of the present invention provides a kind of can heat cold system by thermal storage defrosting, heated cold function for heating fast and having.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment of the present invention provides a kind of can heat cold system by thermal storage defrosting, comprising:
The parts such as compressor 1, cross valve 2, first check valve 4, use side heat exchanger 5, heat(ing) coil 6, supplementary heat exchanger 9, sub-cooling coil 10, throttle part 11, evaporimeter 12, compressor 1, cross valve 2, first check valve 4, use side heat exchanger 5, supplementary heat exchanger 9, throttle part 11, evaporimeter 12 connect successively;
Heat(ing) coil 6 is positioned at and uses on side heat exchanger 5, sub-cooling coil 10 is positioned on supplementary heat exchanger 9, heat(ing) coil 6 one end is connected with the outlet of the first check valve 4, and heat(ing) coil 6 other end is connected with sub-cooling coil 10 one end, and sub-cooling coil 10 other end is connected with throttle part 11;
Wherein the annexation of above-mentioned each parts is:
Compressor 1 is connected with cross valve 2, cross valve 2 is connected with the entrance (namely the entrance of the first check valve 4 refers to the opening that refrigerant flows into) of the first check valve 4, namely the outlet (outlet of the first check valve 4) of the first check valve 4 refers to the opening that refrigerant flows out) be communicated with one end of heat(ing) coil 6, the other end of heat(ing) coil 6 is communicated with one end of sub-cooling coil 10, the other end of sub-cooling coil 10 is connected with throttle part 11, throttle part 11 is communicated with evaporimeter 12, and evaporimeter 12 is connected with cross valve 2.
It should be noted that, in order to avoid heat(ing) coil 6 is soaked for a long time, because of coil pipe scale effect heat transfer effect, heat(ing) coil 6 is wound in the outside using side heat exchanger 5, heat(ing) coil can be positioned at the middle and lower part using side heat exchanger 5, due to temperature high be positioned at top, what temperature was low is positioned at bottom, and heat(ing) coil 6 is arranged on middle and lower part can carry out better heat exchange; In order to improve degree of supercooling, sub-cooling coil 10 can be built in the bottom of supplementary heat exchanger 9 by system.
In addition, this thermal storage defrosting, heated cooling system and can further include gas-liquid separator, this gas-liquid separator 13 is positioned at the outside of compressor 1.
Refer to Fig. 2, the embodiment of the present invention is a kind of can the thermal storage defrosting cold principle that heated that can heat cold system be:
Refrigerant enters cross valve 2 after compressor 1 heats, then the first check valve 4 is flowed to by cross valve 2, the outer heat(ing) coil 6 twined outside use side heat exchanger 5 is flowed into again by the first check valve 4, refrigerant is crossed heat release cooling and heats in heat(ing) coil 6, refrigerant after heat(ing) coil 6 heat release first then flows into the sub-cooling coil 10 be positioned over bottom supplementary heat exchanger 9, because the temperature of supplementary heat exchanger 9 is lower than using the temperature of side heat exchanger 5, the sub-cooling coil 10 of refrigerant bottom supplementary heat exchanger 9 again heat release cooling and excessively cold, cross cold after refrigerant flow to throttle part 11 through sub-cooling coil 10, refrigerant after throttle part 11 throttling flows to evaporimeter 12 heat absorption evaporation, refrigerant after evaporimeter 12 absorbs heat evaporation then flows to cross valve 2, gas-liquid separator 13 is flow to again by cross valve 2, finally flow back to compressor 1 by gas-liquid separator 13.By the circulation of above-mentioned stream, system realizes crossing cold function when heating.
Because the heat exchange medium temperature in supplementary heat exchanger 9 is lower than the heat exchange medium temperature used in side heat exchanger 5, in heating operations, refrigerant after using the heat release first of side heat exchanger 5 is by heat release once again in be with waste heat to supplementary heat exchanger 9, the heat release of refrigerant secondary is lowered the temperature, realized cold function, in supplementary heat exchanger 9, heat transferring medium heat absorption heats up, thus heat accumulation function when realizing heating.
Adopt technique scheme, refrigerant enters cross valve 2 after compressor 1 heats, then the first check valve 4 is flowed to by cross valve 2, the heat(ing) coil 6 used on outside side heat exchanger 5 is flowed into again by the first check valve 4, refrigerant is crossed heat release cooling and heats in heat(ing) coil 6, refrigerant after heat(ing) coil 6 heat release first then flows into the sub-cooling coil 10 be positioned on supplementary heat exchanger 9, because supplementary heat exchanger 9 temperature is lower than using side heat exchanger 5 temperature, the sub-cooling coil 10 of refrigerant on supplementary heat exchanger 9 again heat release cooling and excessively cold, cross cold after refrigerant flow to throttle part 11 through sub-cooling coil 10, refrigerant after throttle part 11 throttling flows to evaporimeter 12 heat absorption evaporation, refrigerant after evaporimeter 12 absorbs heat evaporation then flows to cross valve 2, gas-liquid separator 13 is flow to again by cross valve 2, finally flow back to compressor by gas-liquid separator 13, by the circulation of above-mentioned stream, system realizes crossing cold function when heating, heat speed fast.
It should be noted that, cross valve can comprise interface D, interface C, interface S, interface E, compressor 1 is connected with cross valve 2 interface D, cross valve 2 interface C is connected with the entrance of the first check valve 4, the outlet of the first check valve 4 is connected with heat(ing) coil 6, heat(ing) coil 6 is connected with sub-cooling coil 10, sub-cooling coil 10 is connected with throttle part 11, throttle part 11 is connected with evaporimeter 12, evaporimeter 12 is connected with cross valve 2 interface E, cross valve 2 interface S is connected with gas-liquid separator 13, gas-liquid separator 13 is connected with compressor 1, by the connection of above-mentioned parts, define this thermal storage defrosting, heated the refrigerant flow of cooling system.
Preferably, thermal storage defrosting in the embodiment of the present invention, heated cooling system and can further include the second check valve 3, second check valve 3 is connected between cross valve interface C and supplementary heat exchanger 9, the entrance of the second check valve 3 is connected with one end of sub-cooling coil 10, and the outlet of the second check valve 3 is connected with cross valve 2.
Refer to Fig. 3, the embodiment of the present invention is a kind of can the thermal storage defrosting defrosting schematic diagram that can heat cold system be:
Refrigerant flows to the interface D of cross valve 2 after compressor 1 heats, then evaporimeter 12 is flowed to by the interface E of cross valve 2, refrigerant heat release defrost in evaporimeter 12 of high temperature, refrigerant in evaporimeter 12 after heat release defrost flows to throttle part 11, refrigerant flows in supplementary heat exchanger 9 after throttle part 11 throttling, refrigerant absorbs heat evaporation in supplementary heat exchanger 9, refrigerant after heat absorption evaporation is flow to the interface C of cross valve 2 through the second check valve 3 by supplementary heat exchanger 9, then gas-liquid separator 13 is flow to by the interface E of cross valve 2, finally flow back to compressor 1 by gas-liquid separator 13.This system carrys out defrost by absorbing institute's amount of stored heat in supplementary heat exchanger 9, uses the heat of side heat exchanger 5 to remain unchanged in defrost process, thus realizes permanent heat, defrost fast.
When evaporimeter 12 frosting, system absorbs supplementary heat exchanger 9 institute's amount of stored heat in heating operations and carrys out quick defrost under the prerequisite not affecting water tank water temperature; When evaporation side environment temperature is higher, system does not need defrost, supplementary heat exchanger 9 amount of stored heat can be delivered to and use side heat exchanger 5 used, thus realizes exhaust-heat absorption recycling.
Preferably, cold medium entrance 14 is connected with supplementary heat exchanger 9, supplementary heat exchanger 9 is connected with stop valve 7 and water pump 8, stop valve 7 is connected with use side heat exchanger 5 with water pump 8, thermal medium outlet 15 is connected with use side heat exchanger 5, connected by above-mentioned parts, can form this thermal storage defrosting, heated the heat transferring medium stream of cooling system.
Refer to Fig. 4, the embodiment of the present invention is a kind of can the thermal storage defrosting heat exchanger temperature adjustment principle that can heat cold system be:
When the heat exchange medium temperature height of the heat exchange medium temperature ratio use side heat exchanger 5 of supplementary heat exchanger 9, stop valve 7 and water pump 8 are opened, under water pump 8 drives, the heat transferring medium of higher temperature flows to use side heat exchanger 5 by supplementary heat exchanger 9 through water pump 8, the heat transferring medium of lower temperature flows to supplementary heat exchanger 9 by using side heat exchanger 5 through stop valve 7, thus realizes supplementary heat exchanger 9, the 5 liang of heat exchanger heat transferring medium mixing temperature adjustments of use side heat exchanger.
Above to invention has been detailed introduction, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, to sum up, this description should not be construed as limitation of the present invention.
Claims (10)
1. can heat a cold system by thermal storage defrosting, and it is characterized in that, comprising: the compressor connected successively, cross valve, the first check valve, use side heat exchanger, supplementary heat exchanger, throttle part, evaporimeter;
Described use side heat exchanger is provided with heat(ing) coil, described supplementary heat exchanger is provided with sub-cooling coil, described heat(ing) coil one end is connected with the outlet of described first check valve, the described heat(ing) coil other end is connected with described sub-cooling coil one end, and the described sub-cooling coil other end is connected with described throttle part.
2. according to claim 1ly can heat cold system by thermal storage defrosting, it is characterized in that, described heat(ing) coil is positioned at the outside of described use side heat exchanger.
3. according to claim 2ly can heat cold system by thermal storage defrosting, it is characterized in that, described heat(ing) coil is positioned at the middle part of described use side heat exchanger with upper/lower positions.
4. according to claim 1 and 2ly can heat cold system by thermal storage defrosting, it is characterized in that, described sub-cooling coil is positioned at the inside of described supplementary heat exchanger.
5. according to claim 4ly can heat cold system by thermal storage defrosting, it is characterized in that, described sub-cooling coil is positioned at the bottom of described supplementary heat exchanger.
6. according to claim 1ly can heat cold system by thermal storage defrosting, and it is characterized in that, between described use side heat exchanger and described supplementary heat exchanger, be provided with water pump and stop valve.
7. according to claim 1ly can heat cold system by thermal storage defrosting, it is characterized in that, also comprise the second check valve, the entrance of described second check valve is connected with one end of described sub-cooling coil, and the outlet of described second check valve is connected with described cross valve.
8. according to claim 7ly can heat cold system by thermal storage defrosting, it is characterized in that, described use side heat exchanger is provided with thermal medium outlet.
9. according to claim 8ly can heat cold system by thermal storage defrosting, it is characterized in that, described supplementary heat exchanger is provided with cold medium entrance.
10. according to claim 1ly can heat cold system by thermal storage defrosting, it is characterized in that, also comprise gas-liquid separator, described gas-liquid separator is arranged on the outside of described compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290608.7A CN104913539A (en) | 2015-05-29 | 2015-05-29 | System capable of storing heat and defrosting, heating and supercooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290608.7A CN104913539A (en) | 2015-05-29 | 2015-05-29 | System capable of storing heat and defrosting, heating and supercooling |
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| Publication Number | Publication Date |
|---|---|
| CN104913539A true CN104913539A (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510290608.7A Pending CN104913539A (en) | 2015-05-29 | 2015-05-29 | System capable of storing heat and defrosting, heating and supercooling |
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| CN (1) | CN104913539A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440505A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Drying system capable of making hot water and working mode thereof |
| CN106440556A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Thermostatic control system and working way |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101012965A (en) * | 2007-02-02 | 2007-08-08 | 四川长虹电器股份有限公司 | Heat pump water heater |
-
2015
- 2015-05-29 CN CN201510290608.7A patent/CN104913539A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101012965A (en) * | 2007-02-02 | 2007-08-08 | 四川长虹电器股份有限公司 | Heat pump water heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440505A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Drying system capable of making hot water and working mode thereof |
| CN106440556A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Thermostatic control system and working way |
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Effective date of registration: 20160523 Address after: 528244 Guangdong city in Foshan Province town of victory village water river long Sha Cun, Nanhai District of Guangdong Chigo Air Conditioning Co., No. 11 factory gate Applicant after: Guangdong Gaoermei Refrigeration Equipment Co., Ltd. Address before: 528200 Shengli Industrial Zone, Lishui Town, Nanhai District, Guangdong, Foshan Applicant before: Guangdong Chigo Air-Coditioning Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150916 |