CN102748794A - Heating system of heat pump - Google Patents
Heating system of heat pump Download PDFInfo
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- CN102748794A CN102748794A CN2012102317110A CN201210231711A CN102748794A CN 102748794 A CN102748794 A CN 102748794A CN 2012102317110 A CN2012102317110 A CN 2012102317110A CN 201210231711 A CN201210231711 A CN 201210231711A CN 102748794 A CN102748794 A CN 102748794A
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- heat exchanger
- heat
- heating system
- heat pump
- pump heating
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Abstract
The invention provides a heating system of a heat pump. The heating system comprises a compressor, a heat exchanger I, a heat exchanger II and a water tank; a refrigerant outlet of the compressor is connected with one port of a middle refrigerant pipe of the heat exchanger I, a refrigerant inlet of the compressor is connected with one port of the middle refrigerant pipe of the heat exchanger II, the other port of the middle refrigerant pipe of the heat exchanger I is connected with the other port of the middle refrigerant pipe of the heat exchanger II by a throttling device, a water outlet of the heat exchanger I is connected with a water inlet of the water tank, a water outlet of the heat exchanger II is connected with a water inlet of the heat exchanger I. Residual heat of return water of equipment at the user side is recycled to supply an evaporative heat source for the heat exchanger II and lead the heat pump system to run normally, thus realizing that the winter heating is not interfered by outside environment temperature and has higher heating efficiency in low-temperature running, and improving the heating efficiency of the heat pump heating system in low-temperature environment.
Description
Technical field
The present invention relates to heat pump, relate in particular to a kind of heat pump heating system.
Background technology
At present, generally include compressor, condenser, throttling arrangement, evaporimeter and water tank by heat pump, compressor, condenser, throttling arrangement and evaporimeter link together.In the process of heating; Become high temperature refrigerant after refrigerant in the evaporimeter absorbs airborne low-temperature heat gasification, the process compressor is handled again; High temperature refrigerant is transported in the refrigerant pipe of condenser, and the high temperature refrigerant in the refrigerant pipe to the refrigerating medium in the water tank (for example: water) heat.By on can know that heat pump heating system of the prior art is under low temperature environment (below 15 degrees centigrade) usually, it is less that evaporimeter and outside air carry out the energy that heat exchange obtains, and causes heat pump of the prior art heating efficiency under low temperature environment lower.
Summary of the invention
The present invention provides a kind of heat pump heating system, in order to solve heat pump of the prior art lower defective of heating efficiency under low temperature environment, realizes improving the heating efficiency of heat pump heating system under low temperature environment.
The present invention provides a kind of heat pump heating system, comprising: compressor, heat exchanger one, throttling arrangement, heat exchanger two and water tank; The refrigerant exit of said compressor is connected with a port of refrigerant pipe in the said heat exchanger one; The refrigerant import of said compressor is connected with a port of refrigerant pipe in the said heat exchanger two; The another port of refrigerant pipe is connected with the another port of refrigerant pipe in the said heat exchanger two through said throttling arrangement in the said heat exchanger one; The delivery port of said heat exchanger one is connected with the water inlet of said water tank, and the delivery port of said heat exchanger two is connected with the water inlet of said heat exchanger one.
Heat pump heating system provided by the invention; It is the refrigerating medium that has utilized in the condensation heat release principle heating system in the heat pump; Refrigerating medium in feed-tank and the ustomer premises access equipment provides heat, recycles the waste heat of ustomer premises access equipment backwater simultaneously, the evaporation thermal source is provided for heat exchanger two; Make heat pump be able to normal operation; Thereby realized that the winter heating operation does not receive the interference of ambient temperature, and higher heating efficiency has also been arranged when cold operation, improved the heating efficiency of heat pump heating system under low temperature environment.
Aforesaid heat pump heating system, said heat exchanger one is shell and tube exchanger or double pipe heat exchanger.
Aforesaid heat pump heating system, said heat exchanger two is shell and tube exchanger or double pipe heat exchanger.
Aforesaid heat pump heating system is provided with phase change heat accumulator in the said water tank, is provided with phase-change material in the said phase change heat accumulator.
Aforesaid heat pump heating system, said phase change heat accumulator are coiled structure or phase transformation spherical structure.
Aforesaid heat pump heating system also comprises ustomer premises access equipment, and the delivery port of said water tank comes in to be connected with said ustomer premises access equipment, and the outlet of said ustomer premises access equipment is connected with the water inlet of said heat exchanger two; Said ustomer premises access equipment is fin or floor heating pipe.
Aforesaid heat pump heating system is provided with filter between said heat exchanger one and the said throttling arrangement.
Aforesaid heat pump heating system is disposed with capillary and control valve between the pipeline between pipeline between said heat exchanger two and the said compressor and said filter and the said throttling arrangement.
Aforesaid heat pump heating system, said throttling arrangement are electric expansion valve or capillary.
Aforesaid heat pump heating system is provided with water pump between the delivery port of said heat exchanger one and the water inlet of said water tank.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of heat pump heating system embodiment of the present invention;
Fig. 2 is the cisten mechanism sketch map one among the heat pump heating system embodiment of the present invention;
Fig. 3 is the cisten mechanism sketch map two among the heat pump heating system embodiment of the present invention.
The specific embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 1 is the structural representation of heat pump heating system embodiment of the present invention; Fig. 2 is the cisten mechanism sketch map one among the heat pump heating system embodiment of the present invention; Fig. 3 is the cisten mechanism sketch map two among the heat pump heating system embodiment of the present invention.Like Fig. 1-shown in Figure 3, the present embodiment heat pump heating system comprises: compressor 1, heat exchanger 1, throttling arrangement 62, heat exchanger 23 and water tank 4; The refrigerant exit of compressor 1 is connected with a port of refrigerant pipe in the heat exchanger 1; The refrigerant import of compressor 1 is connected with a port of refrigerant pipe in the heat exchanger 23; The another port of refrigerant pipe is connected with the another port of refrigerant pipe in the heat exchanger 23 through throttling arrangement 62 in the heat exchanger 1; The delivery port 21 of heat exchanger 1 is connected with the water inlet of water tank 4, and the delivery port 31 of heat exchanger 23 is connected with the water inlet 22 of heat exchanger 1.
Particularly, heat exchanger 1 is used for the refrigerating medium of water tank 4 is carried out heat treated in the present embodiment heat pump heating system, is that water is example with the refrigerating medium.Water enters into and is input to water tank 4 after heat exchanger 1 is heated; And the water that flows out from the delivery port of water tank 4 can enter into ustomer premises access equipment 43; Water carries out heat exchange change environment temperature in ustomer premises access equipment 43 after; Water flow in the heat exchanger 23 through the outlet of ustomer premises access equipment 43, and owing to the temperature of having a surplus from the glassware for drinking water of ustomer premises access equipment 43 outflows, the surplus temperature that enters into the water of heat exchanger 23 will be absorbed by the refrigerant of heat exchanger 23; Because the refrigerant in the heat exchanger 23 directly carries out heat exchange with the water that flow in the heat exchanger 23; The glassware for drinking water that flow in the heat exchanger 23 has higher surplus temperature, and the refrigerant in the heat exchanger 23 does not carry out heat exchange with ambient atmosphere, and influenced by ambient temperature less, makes the present embodiment heat pump heating system can normally operation still in low temperature environment.Wherein, the heat exchanger 1 in the present embodiment can be shell and tube exchanger or double pipe heat exchanger, and heat exchanger 23 can be shell and tube exchanger or double pipe heat exchanger.Concrete, can effectively accelerate the heat exchanger effectiveness of refrigerant and water in heat exchanger 1 and the heat exchanger 23 through adopting shell and tube exchanger or double pipe heat exchanger, thus the heating efficiency of raising present embodiment heat pump heating system.In addition, be provided with filter 61 between the another port of refrigerant pipe and the throttling arrangement 62 in the heat exchanger 1 in the present embodiment, throttling arrangement 62 can be electric expansion valve or capillary.And, be disposed with capillary 52 and control valve 51 between the pipeline between pipeline between heat exchanger 23 and the compressor 1 and filter 61 and the throttling arrangement 62.The refrigerant import of compressor 1 is connected with the refrigerant pipe of heat exchanger 23 through gas-liquid separator 11, and filter 61, capillary 52 and control valve 51 can guarantee that refrigerant flows stably in the present embodiment heat pump heating system.Preferably, in order to accelerate the water circulation, be provided with water pump 42 between the delivery port 21 of the heat exchanger 1 in the present embodiment and the water inlet of water tank 4.
Describe below in conjunction with the flow direction of accompanying drawing: become high temperature refrigerant after the refrigerant in the heat exchanger 23 absorbs the surplus wetization of the water that from water tank 4, flows out, process compressor 1 is handled again refrigerant and water in the present embodiment heat pump heating system; High temperature refrigerant is transported in the refrigerant pipe of heat exchanger 1, flow back in the heat exchanger 23 after the water heating of the high temperature refrigerant in the heat exchanger 1 to its inside; Meanwhile; Becoming hot water after water in the heat exchanger 1 is heated flow in the water tank 4; In ustomer premises access equipment 43, hot water carries out lowering the temperature after the heat exchange in ustomer premises access equipment 43 and flow in the heat exchanger 23 water tank 4 with delivery, and the water of output still has higher temperature from ustomer premises access equipment 43; To carry out heat exchange with the refrigerant in the heat exchanger 23 after flowing in the heat exchanger 23, the refrigerant in the heat exchanger 23 can fully be absorbed heat.
Further,, can be provided with phase change heat accumulator 41 in the water tank 4 in the present embodiment, be provided with phase-change material in the phase change heat accumulator 41 in order to improve the accumulation of energy ability of water tank 4.Concrete, through phase change heat accumulator 41 is set in water tank 4, the phase-change material in the phase change heat accumulator 41 can be saved more ability, just can store enough abilities thereby make 4 need of water tank hold less water, has effectively reduced the volume of water tank 4.Wherein, as shown in Figure 2, the phase change heat accumulator 41 in the present embodiment can be the coiled structure, so that phase change heat accumulator 41 can carry out heat exchange by the water with in the water tank 4 rapidly and efficiently; Perhaps, as shown in Figure 3, the phase change heat accumulator 41 in the present embodiment can be the phase transformation spherical structure.In addition, the present embodiment heat pump heating system also can comprise ustomer premises access equipments 43 such as fin or floor heating pipe between the water inlet of the delivery port that is connected water tank 4 and heat exchanger 23.
The present embodiment heat pump heating system; It is the refrigerating medium that has utilized in the condensation heat release principle heating system in the heat pump; Refrigerating medium in feed-tank and the ustomer premises access equipment provides heat, recycles the waste heat of ustomer premises access equipment backwater simultaneously, the evaporation thermal source is provided for heat exchanger two; Make heat pump be able to normal operation; Thereby realized that the winter heating operation does not receive the interference of ambient temperature, and higher heating efficiency has also been arranged when cold operation, improved the heating efficiency of heat pump heating system under low temperature environment.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (10)
1. a heat pump heating system is characterized in that, comprising: compressor, heat exchanger one, throttling arrangement, heat exchanger two and water tank; The refrigerant exit of said compressor is connected with a port of refrigerant pipe in the said heat exchanger one; The refrigerant import of said compressor is connected with a port of refrigerant pipe in the said heat exchanger two; The another port of refrigerant pipe is connected with the another port of refrigerant pipe in the said heat exchanger two through said throttling arrangement in the said heat exchanger one; The delivery port of said heat exchanger one is connected with the water inlet of said water tank, and the delivery port of said heat exchanger two is connected with the water inlet of said heat exchanger one.
2. heat pump heating system according to claim 1 is characterized in that, said heat exchanger one is shell and tube exchanger or double pipe heat exchanger.
3. heat pump heating system according to claim 1 is characterized in that, said heat exchanger two is shell and tube exchanger or double pipe heat exchanger.
4. heat pump heating system according to claim 1 is characterized in that, is provided with phase change heat accumulator in the said water tank, is provided with phase-change material in the said phase change heat accumulator.
5. heat pump heating system according to claim 4 is characterized in that, said phase change heat accumulator is coiled structure or phase transformation spherical structure.
6. heat pump heating system according to claim 1 is characterized in that, also comprises ustomer premises access equipment, and the delivery port of said water tank comes in to be connected with said ustomer premises access equipment, and the outlet of said ustomer premises access equipment is connected with the water inlet of said heat exchanger two; Said ustomer premises access equipment is fin or floor heating pipe.
7. heat pump heating system according to claim 1 is characterized in that, is provided with filter between said heat exchanger one and the said throttling arrangement.
8. heat pump heating system according to claim 7 is characterized in that, is disposed with capillary and control valve between the pipeline between pipeline between said heat exchanger two and the said compressor and said filter and the said throttling arrangement.
9. heat pump heating system according to claim 1 is characterized in that, said throttling arrangement is electric expansion valve or capillary.
10. heat pump heating system according to claim 1 is characterized in that, is provided with water pump between the delivery port of said heat exchanger one and the water inlet of said water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102317110A CN102748794A (en) | 2012-07-06 | 2012-07-06 | Heating system of heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102317110A CN102748794A (en) | 2012-07-06 | 2012-07-06 | Heating system of heat pump |
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| Publication Number | Publication Date |
|---|---|
| CN102748794A true CN102748794A (en) | 2012-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012102317110A Pending CN102748794A (en) | 2012-07-06 | 2012-07-06 | Heating system of heat pump |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004218912A (en) * | 2003-01-14 | 2004-08-05 | Sanyo Electric Co Ltd | Heat pump type hot water heating device |
| CN101294753A (en) * | 2008-05-26 | 2008-10-29 | 柳吉东 | Inner circulation compound energy heat-supplying refrigeration technology and device |
| JP2009264718A (en) * | 2008-04-30 | 2009-11-12 | Panasonic Corp | Heat pump hot water system |
| CN101713561A (en) * | 2009-11-04 | 2010-05-26 | 陈连祥 | System device for power plants to supply heat to buildings |
| CN202747461U (en) * | 2012-07-06 | 2013-02-20 | 石程林 | Heat pump heating system |
-
2012
- 2012-07-06 CN CN2012102317110A patent/CN102748794A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004218912A (en) * | 2003-01-14 | 2004-08-05 | Sanyo Electric Co Ltd | Heat pump type hot water heating device |
| JP2009264718A (en) * | 2008-04-30 | 2009-11-12 | Panasonic Corp | Heat pump hot water system |
| CN101294753A (en) * | 2008-05-26 | 2008-10-29 | 柳吉东 | Inner circulation compound energy heat-supplying refrigeration technology and device |
| CN101713561A (en) * | 2009-11-04 | 2010-05-26 | 陈连祥 | System device for power plants to supply heat to buildings |
| CN202747461U (en) * | 2012-07-06 | 2013-02-20 | 石程林 | Heat pump heating system |
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Application publication date: 20121024 |