CN100375873C - Double resource composite heat pump unit - Google Patents
Double resource composite heat pump unit Download PDFInfo
- Publication number
- CN100375873C CN100375873C CNB2006100194214A CN200610019421A CN100375873C CN 100375873 C CN100375873 C CN 100375873C CN B2006100194214 A CNB2006100194214 A CN B2006100194214A CN 200610019421 A CN200610019421 A CN 200610019421A CN 100375873 C CN100375873 C CN 100375873C
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- water
- heat exchanger
- outdoor
- combined type
- type heat
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- 239000002131 composite material Substances 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 28
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 4
- 230000001932 seasonal effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The heat pump set includes compressor, four-way diversion valve, indoor heat exchanger, and outdoor composition type heat exchanger. The outdoor type heat exchanger is produced from finned coils and smooth pipe set in tandem. Through air pipes and valves, the outdoor type exchanger is connected to four-way diversion valve. Through liquid pipe and valves, the outdoor type exchanger is connected to indoor heat exchanger, which is different from the outdoor type exchanger in that hot water radiator is setup inside the outdoor composition type heat exchanger so as to form dual sources outdoor composition type heat exchanger. Through circulation pipes and pump, the hot water radiator is connected to solar collector. In summer, water spraying and wind cooled composition cooling mode is adopted in order to raise energy efficiency ratio of season. In winter, solar collector heats hot water radiator to raise temperature of air flowing along heat exchanger in order to save energy.
Description
Technical field
The present invention relates to a kind of double resource composite heat pump unit that is used for the room conditioning system, it also is applicable to modular heat pump type air conditioner unit and residential central air-unit applicable to pump type heat hot water or cold water unit.
Background technology
Existing wind-cooling type heat pump unit is mainly by compressor, the four-way switching valve, and vapour liquid separator, liquid reservoir, indoor, outdoor heat converter and some valve members link to each other by cold-producing medium gas, liquid pipeline and constitute.Wherein outdoor heat converter is air-cooled finned coil heat exchanger, because summer, the dry-bulb temperature of outdoor air was higher, the cooling effect variation makes the condensing pressure in the air-cooled type heat exchanger increase with the rising of air dry-bulb temperature, causes consumption of compressor to increase; And in the winter time in the lower and outdoor air of outside air temperature water capacity higher, to cause the serious frosting of outdoor air-cooled type heat exchanger, and be easy to cause the obstruction of circulation of air between the coil pipe fin, heat exchanger effectiveness descends, the defrosting energy consumption of unit is increased, be unfavorable for the heating effect of system.
For solving the problem of above-mentioned existence, a kind of composite wind-cooled heat pump unit has been proposed in Chinese patent CN1137360C, this unit adopts the outdoor combined type heat exchanger that is formed by smooth pipe group and finned coil serial connection, and equipment water jetting cooler is set in smooth pipe one side, solve the problem of above-mentioned existence to a certain extent, improved the seasonal Energy Efficiency Ratio of unit cooling and warming.Yet, under this unit situation that outside air temperature is lower in the winter time, as the season in winter in area to the north of China Yangtze river basin, because the calorific value of outdoor air is low, the heating effect of unit can become poorer with decrease of temperature, can't operate as normal by other thermal source unit, at present, normally adopt the mode of the auxiliary heating of electricity, but such mode that heats not only energy consumption is big, and the seasonal Energy Efficiency Ratio that heats is still very low.
Summary of the invention
Technical problem to be solved by this invention is to be the problem that exists at above-mentioned prior art and a kind of double resource composite heat pump unit that can utilize natural resources effectively to improve heating energy efficiency ratio under its winter low temperature environment is provided.
The present invention for the technical scheme that problem adopted of the above-mentioned proposition of solution is: include compressor 1, four-way switching valve 2, indoor heat converter 8 and outdoor combined type heat exchanger, described outdoor combined type heat exchanger is connected in series with smooth pipe group 14 by finned coil 10 and forms, outdoor combined type heat exchanger is connected with four-way switching valve 2 by tracheae and valve member, be connected with indoor heat converter 8 by liquid pipe and valve member, its difference is in outdoor combined type heat exchanger hot-water radiator 27 to be set, constitute the outdoor combined type heat exchanger of double source, hot-water radiator is connected with the solar energy heating apparatus by circulation line and pump, described hot-water radiator is arranged between the outdoor combined type heat exchanger of double source inner fin coil pipe 10 and the smooth pipe group 14
Press such scheme, described hot-water radiator is the finned coil structure.
Press such scheme, a side of smooth pipe group 14 is provided with equipment water jetting cooler in the outdoor combined type heat exchanger of double source, also is equipped with blower fan in the outdoor combined type heat exchanger of double source, constitutes the heat exchanger of wind and water compound cooling structure.
The present invention is by adopting the outdoor combined type heat exchanger of double source to substitute outdoor combined type heat exchanger of the prior art, produce following beneficial effect therefrom: 1, when freezing summer, stop the operation of solar heat water radiator, adopt the water spray and the air-cooled compound type of cooling, like this can be with the cooling parameter of outdoor air wet-bulb temperature as heat exchanger, thereby avoid the adverse effect of outdoor high temperature air dry-bulb temperature in summer, reduce the condensing pressure in the heat exchanger, the energy consumption of compressor is reduced, and impel the seasonal energy efficiency ratio (seer) (SEER) that improves the summer air-conditioning refrigeration system, and then also guarantee to reach normal and air-conditioning effect preferably; 2, when winter heating heats, equipment water jetting cooler is out of service, (the smooth pipe group of (0 ℃) is carried out the dehumidification preliminary treatment by low temperature to make the higher outdoor air of water capacity, can alleviate the stifled problem of frost more serious between the coil pipe fin, prolong defrosting cycle, reduce the energy consumption that defrosts, help heating the raising of the coefficient of performance in season (HSPF); Utilize solar energy simultaneously, by the solar energy heating apparatus hot-water radiator is heated, the air themperature of the outdoor heat converter of flowing through is improved, constitute heating mode---the double resource composite heat pump of air heat source and solar energy economic benefits and social benefits thermal source, make the heat supply coefficient of performance in season (HSPF) improve a lot, the natural resources of solar energy is used fully, helps energy efficient and environmental protection; And can mainly be only applicable on the basis of China Yangtze river basin and surrounding area thereof at existing air source heat pump, popularization and application is to the lower but more rich the northern area of China of solar energy resources of temperature.At non-heating season of spring, autumn and summer, can utilize solar energy that hot water is provided; 3, under the condition of compressor output and the optimum organization of solar-heating ability; can equalization point (B.P.) temperature be that the outdoor air that benchmark utilizes solar energy will enter unit heats to more than 7.0 ℃; therefore; most run durations at heating season; can realize that the continuous heat supply that need not defrost moves; can further optimize its heat supply coefficient of performance in season (HSPF), can guarantee under the low temperature below 0 ℃ also that simultaneously unit reaches normal and heating effect preferably.
Description of drawings
Fig. 1 is the structure principle chart of one embodiment of the invention, the gas when solid arrow is represented to freeze among the figure, liquid loop, the gas when dotted arrow is represented to heat, liquid loop.
Fig. 2 is outdoor combined type heat exchanger of double source and cold-producing medium gas, a liquid pipeline and solar-heating enlarged drawing partly among Fig. 1.
The specific embodiment
Further specify embodiments of the invention below in conjunction with accompanying drawing.Include compressor 1 and four-way switching valve 2, the exhaust outlet of compressor links to each other with the four-way switching valve, the air entry of compressor joins through vapour liquid separator 3 and another interface of four-way switching valve, the 3rd interface of four-way switching valve is by 21 fens two-way of cold-producing medium tracheae, one the tunnel is communicated with outdoor combined type heat exchanger input with non-return valve 13 through gas, another Lu Jingqi is communicated with the output of outdoor combined type heat exchanger with non-return valve 16, the 4th interface of four-way switching valve is connected with indoor heat converter 8 through tracheae, another port of indoor heat converter joins through heating power expansion valve 5 and magnetic valve 6 and refrigerant liquid pipe, at the two ends of heating power expansion valve and magnetic valve and be connected to liquid with non-return valve 7; Refrigerant liquid pipe 22 is divided into three the tunnel, one the tunnel joins with liquid reservoir 4, another road joins with non-return valve 15, magnetic valve 12 and heating power expansion valve 11 input with outdoor combined type heat exchanger through liquid, and Third Road serial connection liquid is connected with the output of outdoor combined type heat exchanger with non-return valve 17 backs; Indoor heat converter 8 can be shell-tube type, board-like or bushing type water heat exchanger, also can be air heat exchanger.Outdoor combined type refrigerant agent heat exchanger is connected in series with smooth pipe group 14 by finned coil 10 and forms, above the smooth pipe group or a side equipment water jetting cooler is set, equipment water jetting cooler includes sparge pipe 25 and water pump 19, the water tank of the water inlet of water pump and case shell 26 bottoms joins, the water inlet of water tank is connected with float-ball type water valve 18, constitutes a circulating equipment water jetting cooler thus.In outdoor combined type heat exchanger, hot-water radiator 27 is set also, hot-water radiator is arranged between finned coil 10 and the smooth pipe group 14, hot-water radiator also is the finned coil structure, joining by heat conduction dowel and finned coil 10 is integral, and constitutes the outdoor combined type heat exchanger of double source thus; Hot-water radiator 27 is connected with the solar energy heating apparatus by circulation line and pump; Described solar energy heating apparatus comprises solar thermal collector 32 and water tank 30, solar thermal collector is communicated with water tank through circulating water pipe and pump 31, to the heating that circulates of the water in the water tank, water tank is communicated with input, the delivery outlet of hot-water radiator 27 by circulating water pipe, pump 29 and electrical auxiliary heater 28, constitute a hot water circuit heat supply loop, provide solar source to hot-water radiator; In addition, water tank is connected by valve 34 and feed pipe, is communicated with the hot water feeding pipe by valve 33, is used for the hot water supply in outer other season in winter.Finned coil 10 and smooth pipe group 14 and hot-water radiator 27 all are located in the case shell 26, the both sides, middle part of case shell are provided with air inlet 20, air inlet is for filtering sandwich, be provided with baffle plate 24 in it, make the air that enters in the case shell through the smooth pipe group, flow out behind hot-water radiator and the finned coil, be provided with exhaust outlet on the top of case shell, and be furnished with blower fan 9, this external cold-producing medium finned coil also is provided with a side of smooth pipe group and is connected with the output of outdoor combined type heat exchanger discharge opeing communicating pipe 23.
The course of work of embodiment of the invention refrigeration in summer is: the refrigerant gas that is produced HTHP by compressor 1, this gas is communicated with the cold-producing medium input of the outdoor combined type heat exchanger of double source by the gas piping 21 gentle non-return valves 13 of using through four-way switching valve 2, smooth pipe group cooling through finned coil 10 and water spray cooling, be condensed into liquid, this liquid communicates with the liquid pipe with non-return valve 17 through liquid from output, join by liquid pipe and liquid reservoir 4, and enter indoor heat converter 8 through magnetic valve 6 and heating power expansion valve 5, in indoor heat converter, flash to gas after the heat absorption, this gas is discharged from indoor heat converter and is entered compressor compresses through vapour liquid separator 3 again by four-way switching valve 2, become the refrigerant gas of HTHP again, therefrom circular flow.At this moment, the hot-water radiator of solar energy quits work.
The course of work of embodiment of the invention winter heating is: equipment water jetting cooler is out of service, and starts working with the hot-water radiator of solar energy heating apparatus conducting; From the refrigerant liquid of liquid reservoir 4 through liquid with non-return valve 15, magnetic valve 12 and heating power expansion valve 11 enter the outdoor combined type heat exchanger of double source, behind the heat of supplying with through the heat in the absorption chamber outer air and solar heat water radiator and vaporize, this gas is communicated with four-way switching valve 2 with non-return valve 16 through gas, enter compressor 1 through vapour liquid separator 3 again and be compressed into high temperature and high pressure gas, heat exchanger 8 in four-way switching valve 2 and tracheae inlet chamber, in indoor heat converter, emit heat and be condensed into liquid, this liquid liquid of flowing through enters liquid reservoir 4 with non-return valve 7, repetitive cycling said process therefrom continues to heat heating to indoor.
Claims (6)
1. double resource composite heat pump unit, include compressor (1), four-way switching valve (2), indoor heat converter (8) and outdoor combined type heat exchanger, described outdoor combined type heat exchanger is connected in series with smooth pipe group (14) by finned coil (10) and forms, outdoor combined type heat exchanger is connected with the four-way switching valve by tracheae and valve member, be connected with indoor heat converter by liquid pipe and valve member, it is characterized in that in outdoor combined type heat exchanger, being provided with hot-water radiator (27), constitute the outdoor combined type heat exchanger of double source, hot-water radiator is connected with the solar energy heating apparatus by circulation line and pump, and described hot-water radiator (27) is arranged between the outdoor combined type heat exchanger of double source inner fin coil pipe (10) and the smooth pipe group (14).
2. by the described double resource composite heat pump unit of claim 1, a side that it is characterized in that smooth pipe group (14) in the outdoor combined type heat exchanger of double source is provided with equipment water jetting cooler, in the outdoor combined type heat exchanger of double source, also be equipped with blower fan, constitute the heat exchanger of wind and water compound cooling structure.
3. by claim 1 or 2 described double resource composite heat pump units, it is characterized in that described solar energy heating apparatus comprises solar thermal collector (32) and water tank (30), solar thermal collector is communicated with water tank through circulating water pipe and pump (31), to the heating that circulates of the water in the water tank, water tank is communicated with input, the delivery outlet of hot-water radiator (27) by circulating water pipe, pump (29), constitutes a hot water circuit heat supply loop.
4. by the described double resource composite heat pump unit of claim 3, it is characterized in that in the circulation line that water tank, pump (29) and hot-water radiator (27) are communicated with, also being connected electrical auxiliary heater (28).
5. by claim 1 or 2 described double resource composite heat pump units, it is characterized in that hot-water radiator is the finned coil structure, joining by heat conduction dowel and finned coil (10) is integral.
6. by the described double resource composite heat pump unit of claim 2, it is characterized in that described equipment water jetting cooler includes sparge pipe (25) and water pump (19), the water tank of the water inlet of water pump and case shell (26) bottom joins, the water inlet of water tank is connected with float-ball type water valve (18), constitutes a circulating equipment water jetting cooler thus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100194214A CN100375873C (en) | 2006-06-20 | 2006-06-20 | Double resource composite heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100194214A CN100375873C (en) | 2006-06-20 | 2006-06-20 | Double resource composite heat pump unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1900630A CN1900630A (en) | 2007-01-24 |
| CN100375873C true CN100375873C (en) | 2008-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100194214A Expired - Fee Related CN100375873C (en) | 2006-06-20 | 2006-06-20 | Double resource composite heat pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100375873C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826734B (en) * | 2018-08-01 | 2023-09-01 | 安徽欧瑞达电器科技有限公司 | Two-connected hot water unit suitable for ultralow temperature environment |
| CN113551441A (en) * | 2021-08-02 | 2021-10-26 | 姜春辉 | Heat pump set |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0887602A1 (en) * | 1997-06-28 | 1998-12-30 | VIESSMANN WERKE GmbH & CO. | Heat pump |
| CN1137360C (en) * | 2001-06-12 | 2004-02-04 | 颜倜明 | Composite wind-cooled heat pump set |
| CN1152222C (en) * | 2002-06-27 | 2004-06-02 | 上海交通大学 | Wind-cooling heat pump set for solar water heating |
| CN2684105Y (en) * | 2004-02-18 | 2005-03-09 | 江苏中科能凯夫空调有限公司 | Solar auxiliary heating type air cooling heat pump assembly |
-
2006
- 2006-06-20 CN CNB2006100194214A patent/CN100375873C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0887602A1 (en) * | 1997-06-28 | 1998-12-30 | VIESSMANN WERKE GmbH & CO. | Heat pump |
| CN1137360C (en) * | 2001-06-12 | 2004-02-04 | 颜倜明 | Composite wind-cooled heat pump set |
| CN1152222C (en) * | 2002-06-27 | 2004-06-02 | 上海交通大学 | Wind-cooling heat pump set for solar water heating |
| CN2684105Y (en) * | 2004-02-18 | 2005-03-09 | 江苏中科能凯夫空调有限公司 | Solar auxiliary heating type air cooling heat pump assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1900630A (en) | 2007-01-24 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUN LI Free format text: FORMER OWNER: YAN TIMING Effective date: 20111230 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111230 Address after: 430071, No. 11, building 62, 1 South Central Road, Wuchang District, Hubei, Wuhan Patentee after: Sun Li Address before: 10 Zhongnan Architectural Design Institute, No. two Zhongnan Road, Wuchang District, Wuhan, Hubei 430071, China Patentee before: Yan Diaoming |
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| ASS | Succession or assignment of patent right |
Owner name: SHANDONG HONGLI AIR CONDITIONING EQUIPMENT CO., LT Free format text: FORMER OWNER: SUN LI Effective date: 20120409 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 430071 WUHAN, HUBEI PROVINCE TO: 261061 WEIFANG, SHANDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120409 Address after: 261061 Shandong city of Weifang Province Dongfeng High-tech Development Zone South Hui Yin Road West Street Patentee after: Shandong Hongli Air-Conditioning Equipment Co., Ltd. Address before: 430071, No. 11, building 62, 1 South Central Road, Wuchang District, Hubei, Wuhan Patentee before: Sun Li |
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| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG HONGLI HOT PUMP ENERGY CO., LTD. Free format text: FORMER NAME: SHANDONG HONGLI AIR CONDITIONING EQUIPMENT CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 261205 Shandong Province, Weifang city high tech Development Zone Hui Yin Road No. 2751 Patentee after: SHANDONG HONGLI PUMP ENERGY CO., LTD. Address before: 261061 Shandong city of Weifang Province Dongfeng High-tech Development Zone South Hui Yin Road West Street Patentee before: Shandong Hongli Air-Conditioning Equipment Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 Termination date: 20190620 |