CN201885344U - Load-adjustable dual-working condition integrated heat pump system - Google Patents
Load-adjustable dual-working condition integrated heat pump system Download PDFInfo
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- CN201885344U CN201885344U CN2010206426005U CN201020642600U CN201885344U CN 201885344 U CN201885344 U CN 201885344U CN 2010206426005 U CN2010206426005 U CN 2010206426005U CN 201020642600 U CN201020642600 U CN 201020642600U CN 201885344 U CN201885344 U CN 201885344U
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Abstract
The utility model provides a load-adjustable dual-working condition integrated heat pump system which comprises a fresh air refrigerant circulating system and a radiation refrigerant circulating system which are mutually connected in parallel; wherein the fresh air refrigerant circulating system comprises a fresh air indoor heat exchanger; the fresh air refrigerant circulating system is connected with the radiation refrigerant circulating system in parallel through the fresh air indoor heat exchanger; the radiation refrigerant circulating system comprises a radiation refrigerant heat exchanger; and the radiation refrigerant circulating system is connected with the fresh air refrigerant circulating system in parallel through the radiation refrigerant heat exchanger. The load-adjustable dual-working condition integrated heat pump system has low cost, is convenient for integral control, simultaneously can realize the load proportion adjustment of two parts and is more flexible to operate.
Description
Technical field
The utility model relates to a kind of heat pump of HVAC technical field, relates in particular to load and can regulate duplexing condition integrated heat pump system.
Background technology
Along with the development of economic society, refrigeration, the heating mode of industrial production and human settlements life requirement different temperatures improve comfortableness.But, the technology that generally lack the many temperature refrigeration of reliable, adjustable unit in the market, heats.In the face of in the productive life difference being freezed, when heating the specific requirement of temperature, is often adopted the method for some compromises on the engineering.For example, for the different cryogenic temperature occasions of demand, adopt the different self-contained refrigerating system of two covers usually.Be difficult to realize that the load of low cryogenic temperature and higher cryogenic temperature load are regulated respectively, reliability of system operation is also lower.
Simultaneously, along with the raising of people's living standard, air-conditioning has become comfortableness and has built an indispensable part, so the building air conditioning energy consumption is also in continuous increase.Reducing the air conditioning energy consumption of building as far as possible, and satisfy identical demand with the energy cost of minimum, is the pursuit of all heating and ventilation project Shi Gongtong.At present, the radiation end is adopted air-conditioning system that changes in temperature cooperate new wind to handle and is considered to a kind of economy, energy-conservation, air-conditioning system pattern that comfortableness is good and obtains research gradually and use.The radiation end is adopted changes in temperature and is meant by changing the temperature on ceiling, body of wall or floor in the building enclosure, forms radiating surface, relies on the radiant heat exchange between this radiating surface and human body, thermal source, furniture and all the other building enclosure surfaces, reaches the technology of refrigerating/heating effect.The radiation end is adopted changes in temperature and is cooperated the air-conditioning system of new wind processing can reduce the vertical thermograde of room air effectively, improves thermal comfort, and the also more conventional air system of indoor air velocity is low, and the air-treatment energy consumption reduces because of air output reduces greatly.
In the HVAC technology of novel radiation end, need the fresh air supply system simultaneously, with regard to cooling condition, new blower fan group needs the chilled water supply temperature about 7 ℃, to satisfy the dehumidifying requirement to air; And for fear of surface sweating, the terminal chilled water that needs of radiation is about 18 ℃～20 ℃.For satisfying the demand of user to this air-conditioning form, mainly adopt two kinds of methods at present on the engineering, a kind of method is at radiation and new wind end two cover source pump to be installed respectively, said method not only cost is high, and complete independent operating between the unit, two different loads of Coordination Treatment mutually, two units also are difficult to realize the integrated ground control and management.Another kind method is to adopt a cover unit directly to produce to handle new wind and temperature required recirculated water, heat exchange energy loss, COP(Energy Efficiency Ratio in the middle of this method exists) defective of aspect such as low.
Summary of the invention
The technical problem that the utility model solves is, provides load can regulate duplexing condition integrated heat pump system, and price is suitable, independent operating, two different loads of Coordination Treatment mutually fully between the unit.
The utility model provides load can regulate duplexing condition integrated heat pump system, and it comprises the fresh air refrigerating agent circulatory system parallel with one another and the radiation refrigeration agent circulatory system.
The described fresh air refrigerating agent circulatory system comprises heat exchanger in the new air compartment;
The described fresh air refrigerating agent circulatory system is in parallel with the described radiation refrigeration agent circulatory system by heat exchanger in the new air compartment;
The described radiation refrigeration agent circulatory system comprises radiation refrigerating medium heat exchanger;
The described radiation refrigeration agent circulatory system is in parallel with the described fresh air refrigerating agent circulatory system by radiation refrigerating medium heat exchanger.
Further, the described fresh air refrigerating agent circulatory system also comprises:
New ventilating compressor;
The new wind cross valve that is connected with described new ventilating compressor;
The new air compartment external heat exchanger that is connected with described new wind cross valve;
The second fresh air refrigerating agent flow control apparatus that is connected with described new air compartment external heat exchanger;
The new wind reservoir that is connected with the described second fresh air refrigerating agent flow control apparatus;
The new wind throttle mechanism that is connected with described new wind reservoir;
The first fresh air refrigerating agent flow control apparatus that is connected with described new wind throttle mechanism;
The first fresh air refrigerating agent regulating that is connected respectively with heat exchanger, radiation refrigerating medium heat exchanger in the described first fresh air refrigerating agent flow control apparatus, the new air compartment;
The second fresh air refrigerating agent regulating that is connected with heat exchanger in the described new air compartment; And
The new wind-powered electricity generation magnet valve that is connected respectively with the described second fresh air refrigerating agent regulating, radiation refrigerating medium heat exchanger.
Further, described new wind throttle mechanism be heating power expansion valve, capillary, hand expansion valve or electric expansion valve one of them.
Further, the described radiation refrigeration agent circulatory system comprises:
The radiation compressor;
The radiation cross valve that is connected earlier with described radiation compressor;
The second radiation refrigeration agent regulating that is connected respectively with heat exchanger, radiation refrigerating medium heat exchanger in described radiation cross valve, the new air compartment;
The first radiation check valve that is connected with heat exchanger in the new air compartment;
The radiation decompressor that is connected with the described first radiation check valve;
The second radiation check valve that is connected with heat exchanger in the described new air compartment;
The first radiation refrigeration agent regulating that is connected respectively with described radiation decompressor, the second radiation check valve, radiation refrigerating medium heat exchanger;
The second radiation refrigeration agent flow control apparatus that is connected with the described first radiation refrigeration agent regulating;
The radiation reservoir that is connected with the described second radiation refrigeration agent flow control apparatus;
The radiation throttle mechanism that is connected with described radiation reservoir;
The first radiation refrigeration agent flow control apparatus with described radiation throttle mechanism; And
The radiation chamber external heat exchanger that is connected respectively with the described first radiation refrigeration agent flow control apparatus, radiation cross valve.
Further, described radiation throttle mechanism be heating power expansion valve, capillary, hand expansion valve or electric expansion valve one of them.
Further, described radiation refrigerating medium heat exchanger be plate type heat exchanger, double pipe heat exchanger or shell and tube exchanger one of them.
The utility model have cost low, be convenient to characteristics such as integrated control, can realize that two-part load proportion is adjustable simultaneously, operate more flexibly, can be the user provides the higher radiation end of a kind of comfort level to adopt the air-conditioning system that changes in temperature cooperate new wind processing.
[description of drawings]
Fig. 1 can regulate duplexing condition integrated heat pump system preferred embodiment structured flowchart for the utility model load.
Fig. 2 can regulate the structured flowchart of first kind of duty of duplexing condition integrated heat pump system's preferred embodiment for the utility model load.
Fig. 3 can regulate the structured flowchart of second kind of duty of duplexing condition integrated heat pump system's preferred embodiment for the utility model load.
Fig. 4 can regulate the structured flowchart of duplexing condition integrated heat pump system the third duty of preferred embodiment for the utility model load.
Fig. 5 can regulate the structured flowchart of the 4th kind of duty of duplexing condition integrated heat pump system's preferred embodiment for the utility model load.
Fig. 6 can regulate the structured flowchart of the 5th kind of duty of duplexing condition integrated heat pump system's preferred embodiment for the utility model load.
[specific embodiment]
Below in conjunction with drawings and Examples the utility model is elaborated.
The load that the utility model provides can be regulated duplexing condition integrated heat pump system and comprise two compressors, two cross valves, two outdoor heat exchangers, two indoor heat exchangers, two throttling arrangements, two refrigerant flow direction control device, two reservoirs, two magnetic valves, four cold-producing medium adjusting devices; Cross valve is realized the switching of cooling and warming operating mode; Two cold-producing mediums divide the two-way parallel connection to flow through heat exchanger in the new air compartment, radiation refrigerating medium heat exchanger by a refrigerant flow adjusting device separately, and two indoor heat exchangers are produced a kind of air of temperature and a kind of water of temperature respectively.The keying by magnetic valve and the adjusting of cold-producing medium adjusting device realize loading adjustable, and improve the reliability of system.
The load that the utility model provides can be regulated duplexing condition integrated heat pump system, comprises the fresh air refrigerating agent circulatory system parallel with one another and the radiation refrigeration agent circulatory system, as shown in Figure 1.
With regard to cooling condition, as described below:
Fresh air refrigerating agent circulatory system aspect, the cold-producing medium that comes out from new ventilating compressor (1) flows through new wind cross valve (2) successively, new air compartment external heat exchanger (3), the second fresh air refrigerating agent flow control apparatus (5), new wind reservoir (7), new wind throttle mechanism (6), the first fresh air refrigerating agent flow control apparatus (4), and be divided into two-way by the first fresh air refrigerating agent regulating (8), one the tunnel through interior heat exchanger (9) inflow of the new air compartment second fresh air refrigerating agent regulating (10), another road is through radiation refrigerating medium heat exchanger (16), new wind-powered electricity generation magnet valve (11) flows into the second radiation refrigeration agent regulating (10), and the cold-producing medium that flows out from the second fresh air refrigerating agent regulating (10) flows into new ventilating compressor (1) through new wind cross valve (2).
Radiation refrigeration agent circulatory system aspect, the cold-producing medium that comes out from radiation compressor (20) flows through radiation chamber external heat exchanger (21) successively, the second radiation refrigeration agent flow control apparatus (23), radiation reservoir (25), radiation throttle mechanism (24), the first radiation refrigeration agent flow control apparatus (22), and be divided into two-way by the first radiation refrigeration agent regulating (17), one the tunnel through radiation refrigerating medium heat exchanger (16) and the inflow second radiation refrigeration agent regulating (18), another road is through radiation decompressor (13), the first radiation check valve (12), heat exchanger (9) in the new air compartment, radiation electric magnet valve (15) flows into the second radiation refrigeration agent regulating (18), and the cold-producing medium that flows out from the second radiation refrigeration agent regulating (18) flows into radiation compressor (20) through radiation cross valve (19).
With regard to heating condition, as described below:
Fresh air refrigerating agent circulatory system aspect, the cold-producing medium that comes out from new ventilating compressor (1) flows into the second fresh air refrigerating agent regulating (10) by new wind cross valve (2), the cold-producing medium that flows out from the second fresh air refrigerating agent regulating (10) is divided into two-way, one the tunnel through interior heat exchanger (9) inflow of the new air compartment first fresh air refrigerating agent regulating (8), another Lu Jingxin wind-powered electricity generation magnet valve (11), radiation refrigerating medium heat exchanger (16) flows into the first fresh air refrigerating agent regulating (8), and the cold-producing medium that flows out from the first fresh air refrigerating agent regulating (8) is through the second fresh air refrigerating agent flow control apparatus (5), new wind reservoir (7), new wind throttle mechanism (6), the first fresh air refrigerating agent flow control apparatus (4), new air compartment external heat exchanger (3), new wind cross valve (2) flows to new ventilating compressor (1).
Radiation refrigeration agent circulatory system aspect, the cold-producing medium that comes out from radiation compressor (20) flows into the second radiation refrigeration agent regulating (18) through radiation cross valve (19), the cold-producing medium that comes out from the second radiation refrigeration agent regulating (18) is divided into two-way, one the tunnel through radiation refrigerating medium heat exchanger (16) the inflow first radiation refrigeration agent regulating (17), another road is through radiation electric magnet valve (15), heat exchanger (9) in the new air compartment, the second radiation check valve (14) flows into the first radiation refrigeration agent flux adjusting device (17), the cold-producing medium that flows out from the first radiation refrigeration agent regulating (17) is through the second radiation refrigeration agent flow control apparatus (23), radiation reservoir (25), radiation throttle mechanism (24), the first radiation refrigeration agent flow control apparatus (22), radiation chamber external heat exchanger (21), and by radiation cross valve (19) input b ', output c ' flows into radiation compressor (20).
In the utility model, radiation refrigerating medium heat exchanger (being heat exchanger in cold-producing medium-hydroecium) can use but be not limited to following form: plate type heat exchanger, double pipe heat exchanger or shell and tube exchanger; New wind throttle mechanism (6), radiation throttle mechanism (24) can use but be not limited to following form: heating power expansion valve, capillary, hand expansion valve or electric expansion valve.
Characteristics of the present utility model also are, under the situation of using invariable frequency compressor, can realize that load is adjustable by the keying and the adjusting cold-producing medium adjusting device of control two magnetic valves, and improve reliability of system operation.
When conventional operation, new wind load is only born in the fresh air refrigerating agent, and radiation load is only born in the radiation refrigeration agent, and new wind-powered electricity generation magnet valve (11) and radiation electric magnet valve (15) are all closed, as shown in Figure 2.
When, radiation load less when new wind load is big, radiation electric magnet valve (15) is closed, new wind-powered electricity generation magnet valve (11) is opened, the partial radiation load is born in the fresh air refrigerating agent, the size of refrigerant flow satisfies instructions for use in p by regulating the first fresh air refrigerating agent regulating (8) during cooling condition, the q passage, the size of refrigerant flow satisfies instructions for use in s by regulating the second fresh air refrigerating agent regulating (10) during heating condition, the t passage, as described in Figure 3.
When new wind load is big, radiation load hour, new wind-powered electricity generation magnet valve (11) is closed, radiation electric magnet valve (15) is opened, the part new wind load is born in the radiation refrigeration agent, the size of refrigerant flow realizes Load Regulation in p ' by regulating the first radiation refrigeration agent regulating (17) during cooling condition, the q ' passage, the size of refrigerant flow realizes Load Regulation in s ' by regulating the second radiation refrigeration agent regulating (18) during heating condition, the t ' passage, as shown in Figure 4.
When less or radiation refrigeration agent system can't move when total load, can only move fresh air refrigerating agent system, this stylish wind-powered electricity generation magnet valve (11) is opened, radiation electric magnet valve (15) is closed, size according to new wind load and radiation load, regulate the size of refrigerant flow among the p, q passage of the first fresh air refrigerating agent device (8) during cooling condition, heating condition is the size of refrigerant flow in the s that regulates the second fresh air refrigerating agent device (10), the t passage, it is adjustable to realize loading, and the reliability of raising system, as shown in Figure 5.
When less or fresh air refrigerating agent system can't move when total load, can only move radiation refrigeration agent system, this stylish wind-powered electricity generation magnet valve (11) is closed, radiation electric magnet valve (15) is opened, size according to new wind load and radiation load, regulate the size of refrigerant flow among the p ', q ' passage of the first radiation refrigeration agent device (17) during cooling condition, regulate the size of refrigerant flow in second radiation refrigeration agent device (18) s ', the t ' passage during heating condition, it is adjustable to realize loading, and the reliability of raising system, as shown in Figure 6.
The utility model can be produced a kind of water of temperature simultaneously and directly handle new wind, compared to using the independent unit of two covers (cover is produced terminal recirculated water, the new wind of another set of processing), has realized the integrated of two kinds of functions.Have cost low, be convenient to characteristics such as integrated control, can realize that two-part load proportion is adjustable simultaneously, operate more flexibly, can be the user provides the higher radiation end of a kind of comfort level to adopt the air-conditioning system that changes in temperature cooperate new wind processing.
The utility model uses the interior heat exchanger of a new air compartment directly to handle new wind, with regard to cooling condition, in new air compartment, directly handle new wind with the fresh air refrigerating agent in the heat exchanger (9), produce air about 15 ℃ and send into indoorly, in radiation refrigerating medium heat exchanger, directly produce 18 ℃ water with the radiation refrigeration agent; Handle new wind and produce 18 ℃ water compared to the chilled water of producing 7 ℃, improved evaporating temperature, reduced the energy loss of middle heat exchange, under the certain situation of condensation temperature, improved the efficient about 30% of system by the method for Intermediate Heat Exchanger heat exchange. With regard to heating condition, in new air compartment, directly handles new wind with the fresh air refrigerating agent in the heat exchanger (9), produce air about 20 ℃ and send into indoorly, in radiation refrigerating medium heat exchanger, directly produce 32 ℃ water; Handle new wind and produce 32 ℃ water compared to the water of producing 45 ℃, reduced condensation temperature, reduced the energy loss of middle heat exchange, under the certain situation of evaporating temperature, improved the efficient about 40% of system by the method for Intermediate Heat Exchanger heat exchange.Simultaneously, also help the simplification of system, reduced initial cost.
Fresh air refrigerating agent of the present utility model system, radiation refrigeration agent system are in parallel by interior heat exchanger of same new air compartment and radiation refrigerating medium heat exchanger, realized that energy is adjustable, improved reliability of system operation, promptly when a refrigerant system goes wrong and can't move, still can all or part ofly satisfy instructions for use by the operation of another one refrigerant system.
In the above-described embodiments, only the utility model has been carried out exemplary description, but those skilled in the art can carry out various modifications to the utility model after reading present patent application under the situation that does not break away from spirit and scope of the present utility model.
Claims (6)
1. a load can be regulated duplexing condition integrated heat pump system, it is characterized in that, comprises the fresh air refrigerating agent circulatory system parallel with one another and the radiation refrigeration agent circulatory system;
The described fresh air refrigerating agent circulatory system comprises heat exchanger in the new air compartment;
The described fresh air refrigerating agent circulatory system is in parallel with the described radiation refrigeration agent circulatory system by heat exchanger in the new air compartment;
The described radiation refrigeration agent circulatory system comprises radiation refrigerating medium heat exchanger;
The described radiation refrigeration agent circulatory system is in parallel with the described fresh air refrigerating agent circulatory system by radiation refrigerating medium heat exchanger.
2. load according to claim 1 can be regulated duplexing condition integrated heat pump system, it is characterized in that the described fresh air refrigerating agent circulatory system also comprises:
New ventilating compressor;
The new wind cross valve that is connected with described new ventilating compressor;
The new air compartment external heat exchanger that is connected with described new wind cross valve;
The second fresh air refrigerating agent flow control apparatus that is connected with described new air compartment external heat exchanger;
The new wind reservoir that is connected with the described second fresh air refrigerating agent flow control apparatus;
The new wind throttle mechanism that is connected with described new wind reservoir;
The first fresh air refrigerating agent flow control apparatus that is connected with described new wind throttle mechanism;
The first fresh air refrigerating agent regulating that is connected respectively with heat exchanger, radiation refrigerating medium heat exchanger in the described first fresh air refrigerating agent flow control apparatus, the new air compartment;
The second fresh air refrigerating agent regulating that is connected with heat exchanger in the described new air compartment; And
The new wind-powered electricity generation magnet valve that is connected respectively with the described second fresh air refrigerating agent regulating, radiation refrigerating medium heat exchanger.
3. load according to claim 2 can be regulated duplexing condition integrated heat pump system, it is characterized in that, described new wind throttle mechanism be heating power expansion valve, capillary, hand expansion valve or electric expansion valve one of them.
4. load according to claim 1 can be regulated duplexing condition integrated heat pump system, it is characterized in that the described radiation refrigeration agent circulatory system comprises:
The radiation compressor;
The radiation cross valve that is connected earlier with described radiation compressor;
The second radiation refrigeration agent regulating that is connected respectively with heat exchanger, radiation refrigerating medium heat exchanger in described radiation cross valve, the new air compartment;
The first radiation check valve that is connected with heat exchanger in the new air compartment;
The radiation decompressor that is connected with the described first radiation check valve;
The second radiation check valve that is connected with heat exchanger in the described new air compartment;
The first radiation refrigeration agent regulating that is connected respectively with described radiation decompressor, the second radiation check valve, radiation refrigerating medium heat exchanger;
The second radiation refrigeration agent flow control apparatus that is connected with the described first radiation refrigeration agent regulating;
The radiation reservoir that is connected with the described second radiation refrigeration agent flow control apparatus;
The radiation throttle mechanism that is connected with described radiation reservoir;
The first radiation refrigeration agent flow control apparatus with described radiation throttle mechanism; And
The radiation chamber external heat exchanger that is connected respectively with the described first radiation refrigeration agent flow control apparatus, radiation cross valve.
5. load according to claim 4 can be regulated duplexing condition integrated heat pump system, described radiation throttle mechanism be heating power expansion valve, capillary, hand expansion valve or electric expansion valve one of them.
6. can regulate duplexing condition integrated heat pump system according to each described load of claim 1 to 5, it is characterized in that, described radiation refrigerating medium heat exchanger be plate type heat exchanger, double pipe heat exchanger or shell and tube exchanger one of them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206426005U CN201885344U (en) | 2010-12-06 | 2010-12-06 | Load-adjustable dual-working condition integrated heat pump system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206426005U CN201885344U (en) | 2010-12-06 | 2010-12-06 | Load-adjustable dual-working condition integrated heat pump system |
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| CN201885344U true CN201885344U (en) | 2011-06-29 |
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| CN2010206426005U Expired - Fee Related CN201885344U (en) | 2010-12-06 | 2010-12-06 | Load-adjustable dual-working condition integrated heat pump system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032629A (en) * | 2010-12-06 | 2011-04-27 | 上海朗诗建筑科技有限公司 | Load adjustable double working condition integrated heat pump system |
| CN108644955A (en) * | 2018-04-12 | 2018-10-12 | 东南大学 | A kind of space humidity control method of floor radiant cooling composite permutation ventilating system |
-
2010
- 2010-12-06 CN CN2010206426005U patent/CN201885344U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032629A (en) * | 2010-12-06 | 2011-04-27 | 上海朗诗建筑科技有限公司 | Load adjustable double working condition integrated heat pump system |
| CN108644955A (en) * | 2018-04-12 | 2018-10-12 | 东南大学 | A kind of space humidity control method of floor radiant cooling composite permutation ventilating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20141206 |
|
| EXPY | Termination of patent right or utility model |