CN202083059U - Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy - Google Patents
Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy Download PDFInfo
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- CN202083059U CN202083059U CN201120159215XU CN201120159215U CN202083059U CN 202083059 U CN202083059 U CN 202083059U CN 201120159215X U CN201120159215X U CN 201120159215XU CN 201120159215 U CN201120159215 U CN 201120159215U CN 202083059 U CN202083059 U CN 202083059U
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Abstract
The utility model is applicable to the field of air conditioners, and provides an independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy, which comprises a compressor, an independent step-down water energy or geothermal energy heat exchanger, an electromagnetic valve and a heat exchanger at a using side that are connected with one another in series by pipelines. In the heat pump set, water or soil is taken as a direct cold and hot source of cold media, and the step-down heat exchangers separately arranged in a water body or soil are taken as condensers in refrigerating season, so that the cold media are directly condensed for dissipating heat; the step-down heat exchangers separately arranged in the water body or the soil are taken as evaporators, so that the cold media are directly evaporated for absorbing heat; and a long distance fluorine path is firstly used in water or the soil for condensation or evaporation, thus overcoming the defect of heat exchange efficiency loss of a water or geothermal heat pump due to a plurality of times of heat exchange of intermediate media improving system energy efficiency ratio and stability by times, thoroughly breaking through the restriction of geographic water environment on the use of the heat pump, and greatly expanding the application range of the water energy or geothermal energy heat pump.
Description
Technical field
The utility model belongs to the air-conditioning equipment field, relate in particular to a kind of buck water/ground energy heat pump unit field that splits that utilizes water/ground can carry out air conditioning, more particularly, be a kind of relating to split condenser or evaporimeter in water or soil and utilize the water energy or ground can be directly and the source pump of refrigerant heat exchange.
Background technology
Building energy consumption has accounted for more than 40% of social total energy consumption, and heating in the building energy consumption, refrigeration and system domestic hot-water's energy consumption accounts for 70% of building energy consumption.Therefore, energy consumption and the discharging that utilizes the cleaning renewable sources of energy to reduce heating, refrigeration and system domestic hot-water is the key that the whole society realizes energy-saving and emission-reduction.
At present, utilize surface water, underground water or geothermal energy geothermal heat pump air-conditioning system, have advantages such as significantly energy-conservation (generally can save 50% above energy consumption at least), comfortable environment-protection, Energy Efficiency Ratio height, zero air discharging, zero pollution, weatherproof as Cooling and Heat Source.Now be used widely at world wide, become the cleaning renewable sources of energy product of the tool reliability of new energy field, economy, practicality.The central government of China and local government have vigorously supported the application of promoting this new energy technology, set up multinomial fund to reward the applying ground source heat pump central air conditioner system.But existing earth source heat pump central air-conditioning adopts inefficient water ring pipeline heat exchange principle to have great limitation, and its water body water yield because of needs when utilizing surface water is subject to season and other such environmental effects greatly, can not guarantee operation steady in a long-term; Water yield Da Yi because of needs when utilizing underground water causes surface subsidence and is subjected to the government policy restriction, and the pipeline blockage corrosion that also has underground water to bring simultaneously is difficult to avoid; Utilize underground buried tube to be subjected to the geological hydrology environmental limitations, need take a large amount of land resources and increase huge construction costs.The operation principle of existing earth source heat pump central air-conditioning unit also makes its Energy Efficiency Ratio form the bottleneck that is difficult to break through near 4.0 ~ 5.0.The limitation of existing earth source heat pump central air-conditioning has greatly influenced its scope of application.
Utilize the air sensible heat to absorb before the gasification of refrigerant the wind-cooled cold-water unit of heat and have easy for installation, wide adaptability, modularized design, and can be installed in building places such as roof, balcony, do not take effective construction area, saved construction investment, the wind-cooled cold-water unit all is widely used throughout the country at present.But because air-cooled heat pump self, it also is restricted many-sided restriction: 1, the performance of air source heat pump changes obviously with outdoor climate.Outside air temperature is higher than 40-45 ℃ or when being lower than-5～-15 ℃, the source pump cisco unity malfunction; 2, the air-cooled heat pump Energy Efficiency Ratio is about 2.5-3.2, and heat exchange efficiency is low, and power consumption is big; 3, the noise of source pump is bigger, and environment and adjacent room are had certain influence.
The content of utility model
The purpose of this utility model is to provide a kind of buck that splits of utilizing water/ground can carry out air conditioning
Water/ground energy heat pump unit is intended to solve that the heat exchange efficiency that utilization earth source heat pump central air-conditioning brings in the existing progression is low, water ring pipeline energy consumption big, take water and soil resources reaches the high problem of construction costs more.
The utility model is to realize like this, a kind of utilize that water/ground can carry out air conditioning split buck water/ground energy heat pump unit, when selecting refrigeration mode, compressed machine refrigerant compressed becomes behind the high temperature and high pressure gas splitting buck water/ground energy exchanger heat release and is condensed into low pressure refrigerant liquid, flow to and use the side heat exchanger, cold-producing medium flows to compressor again and enters next circulation after using the heat absorption of side heat exchanger to be evaporated to gas, when selecting heating mode, compressed machine refrigerant compressed is using the heat release of side heat exchanger to be condensed into refrigerant liquid after becoming high temperature and high pressure gas, the flow direction splits buck water/ground energy exchanger, and cold-producing medium flows to compressor again and enters next circulation after buck water/the ground energy exchanger heat absorption is evaporated to gas.
A kind of utilize that water/ground can carry out air conditioning split buck water/ground energy heat pump unit, comprise the compressor (1), the first unidirectional electrical magnet valve (4) that are linked in sequence with pipeline, split buck water/ground energy exchanger (2), use side heat exchanger (3), the second unidirectional electrical magnet valve (5), the second unidirectional electrical magnet valve (5) is connected with compressor (1) again.With the 3rd unidirectional electrical magnet valve (6) and the first unidirectional electrical magnet valve (4) that is connected in series, split buck water/ground energy exchanger (2) and use side heat exchanger (3) to be connected in parallel, with the 4th unidirectional electrical magnet valve (7) with the second unidirectional electrical magnet valve (5) that is connected in series, use side heat exchanger (3) with split buck water/ground energy exchanger (2) and be connected in parallel.
The above-mentioned buck water/ground energy exchanger (2) that splits adopts stainless steel buck heat exchanger, ambrose alloy pipe buck heat exchanger, titanium alloy or the nonmetal buck heat exchanger of high temperature resistant high conduction.
Above-mentioned use side heat exchanger (3) adopts finned heat exchanger, the direct-expansion type heat exchanger of plate type heat exchanger, double pipe heat exchanger, shell and tube exchanger and the air heat exchange of cold water heat exchange.
Above-mentioned use side heat exchanger (3) does not hold fan coil to form the exchange heat water circuit system with air-conditioning side feed pipe, air-conditioning side circulating pump, air-conditioning side backwater main and air-conditioning side.
The above-mentioned buck water/ground energy exchanger (2) that splits is soil filling type heat exchanger, water source, lake heat exchanger, phreatic water source heat exchanger, wastewater heat exchange device or ocean water source heat exchanger.
Adopt technique scheme, the utility model as the direct Cooling and Heat Source of refrigerant, utilizes the buck heat exchanger of scattered resettlement in water body or soil as condenser in refrigeration, directly condensation refrigerant heat release in water or soil season; Heating season utilizes the buck heat exchanger of scattered resettlement in water body or soil as evaporimeter, directly evaporation refrigerant heat absorption, heat exchange efficiency increases substantially, thoroughly having changed existing used for geothermal heat pump settles in the water or the principle and the method for the water ring pipe-line system heat exchange in the soil, long directly condensation or the evaporation in water or in the soil of initiative apart from the fluorine road, overcome the heat exchange efficiency loss problem that existing water/ground source heat pump brings because of the repeatedly heat exchange of intermediate medium, the water and soil resources area occupied scale of construction and construction costs have been significantly reduced, systematic energy efficiency ratio and stability significantly improve, thoroughly broken through of the restriction of geographical geological hydrology environment to heat pump, greatly expand the range of application of water/ground energy heat pump, had extremely great far-reaching social economic value.
Description of drawings
Fig. 1 is the systematic schematic diagram that the utility model embodiment provides.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Please refer to Fig. 1, be a preferred embodiment of the present utility model, a kind of utilize that water/ground can carry out air conditioning split buck water/ground energy heat pump unit, comprise the compressor 1, the first unidirectional electrical magnet valve 4 that are linked in sequence with pipeline, split buck water/ground energy exchanger 2, use side heat exchanger 3, the second unidirectional electrical magnet valve, 5, the second unidirectional electrical magnet valves 5 to be connected with compressor 1 again.With the 3rd unidirectional electrical magnet valve 6 and the first unidirectional electrical magnet valve 4 that is connected in series, split buck water/ground energy exchanger 2 and use side heat exchanger 3 to be connected in parallel, with the 4th unidirectional electrical magnet valve 7 with the second unidirectional electrical magnet valve 5 that is connected in series, use side heat exchanger 3 with split buck water/ground energy exchanger 2 and be connected in parallel.
Above-mentioned connected mode forms one can make the refrigerant system of cycle operation therein, finishes splitting the buck water/heating of ground energy heat pump unit, the function of refrigeration.
See also Fig. 1, split buck water/ground energy exchanger 2 and be stainless steel buck heat exchanger, it also can be ambrose alloy pipe buck heat exchanger, titanium alloy or the nonmetal buck heat exchanger of high temperature resistant high conduction etc., they all be utilized water body or soil Cooling and Heat Source directly and the cold-producing medium in the heat exchanger carry out exchange heat and reach purpose of energy saving.
See also Fig. 1, use side heat exchanger 3 to be plate type heat exchanger, it also can be shell and tube exchanger, double pipe heat exchanger etc.Described use side heat exchanger 3 is connected to air-conditioning by air-conditioning water pump 8, air-conditioning water inlet pipe 9 and air-conditioning outlet pipe 10 and uses side composition water circuit system to carry out exchange heat.
Present embodiment has following two kinds of working conditions, and in these two kinds of duties, the described buck water/ground energy exchanger 2 that splits is non-corrosive metal (NCM) or nonmetal buck heat exchanger, and the described side heat exchanger 3 that uses is plate type heat exchanger.
One, air conditioner refrigerating operation
See also Fig. 1, after splitting buck water/ground energy heat pump unit connection power supply, compressor 1 is started working, by compressor 1 acting, after cold-producing medium becomes the gas of HTHP by low-temp low-pressure gas, flow to magnetic valve 4, the flow direction splits buck water/ground energy exchanger 2, cold-producing medium split 2 heat releases of buck water/ground energy exchanger be condensed into low pressure refrigerant liquid after stream use side heat exchanger 3, cold-producing medium flows to magnetic valve 5 after using 3 heat absorptions of side heat exchanger to be evaporated to gas, flow to compressor 1 by magnetic valve 5 again and enter next circulation.
In the described circulation, magnetic valve 6,7 cuts out, and magnetic valve 4,5 is opened.
Air-conditioner water system flows into use side heat exchanger (evaporimeter) 3 by air-conditioning return pipe 9 and carries out heat exchange under the drive of air-conditioning circulating pump 8, the temperature step-down is after air-conditioning feed pipe 10 flows to user's fan coil, for the user provides cold.
Two, air-conditioning heating operation
See also Fig. 1, after splitting buck water/ground energy heat pump unit connection power supply, compressor 1 is started working, by compressor 1 acting, after cold-producing medium becomes the gas of HTHP by low-temp low-pressure gas, flow to magnetic valve 6, flow to and use side heat exchanger 3, cold-producing medium flows to after using 3 heat releases of side heat exchanger to be condensed into refrigerant liquid and splits buck ground energy parallel operation 2, cold-producing medium flows to magnetic valve 7 after heat absorption is evaporated to gas in splitting buck energy heat exchanger 2, flows to compressor 1 by magnetic valve 7 again and enters next circulation.
In the described circulation, magnetic valve 4,5 cuts out, and magnetic valve 6,7 is opened.
Air-conditioner water system flows into use side heat exchanger (condenser) 3 by air-conditioning return pipe 9 and carries out heat exchange under the drive of air-conditioning circulating pump 8, temperature raises after air-conditioning feed pipe 10 flows to user's fan coil, for the user provides heat.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
- One kind utilize that water/ground can carry out air conditioning split buck water/ground energy heat pump unit, it is characterized in that: comprise the compressor (1), the first unidirectional electrical magnet valve (4) that are linked in sequence with pipeline, split buck water/ground energy exchanger (2), use side heat exchanger (3), the second unidirectional electrical magnet valve (5), the second unidirectional electrical magnet valve (5) is connected with compressor (1) again; With the 3rd unidirectional electrical magnet valve (6) and the first unidirectional electrical magnet valve (4) that is connected in series, split buck water/ground energy exchanger (2) and use side heat exchanger (3) to be connected in parallel, with the 4th unidirectional electrical magnet valve (7) with the second unidirectional electrical magnet valve (5) the use side heat exchanger (3) that is connected in series with split buck water/ground energy exchanger (2) and be connected in parallel.
- 2. source pump as claimed in claim 1 is characterized in that: the described buck water/ground energy exchanger (2) that splits adopts stainless steel buck heat exchanger, ambrose alloy pipe buck heat exchanger, titanium alloy or the nonmetal buck heat exchanger of high temperature resistant high conduction.
- 3. source pump as claimed in claim 1 is characterized in that: described use side heat exchanger (3) adopts finned heat exchanger, the direct-expansion type heat exchanger of plate type heat exchanger, double pipe heat exchanger, shell and tube exchanger and the air heat exchange of cold water heat exchange.
- 4. source pump as claimed in claim 1 is characterized in that: described use side heat exchanger (3) does not hold fan coil to form the exchange heat water circuit system with air-conditioning side feed pipe, air-conditioning side circulating pump, air-conditioning side backwater main and air-conditioning side.
- 5. source pump as claimed in claim 1 is characterized in that: the described buck water/ground energy exchanger (2) that splits is soil filling type heat exchanger, water source, lake heat exchanger, phreatic water source heat exchanger, wastewater heat exchange device or ocean water source heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120159215XU CN202083059U (en) | 2011-05-18 | 2011-05-18 | Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120159215XU CN202083059U (en) | 2011-05-18 | 2011-05-18 | Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy |
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| Publication Number | Publication Date |
|---|---|
| CN202083059U true CN202083059U (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120159215XU Expired - Lifetime CN202083059U (en) | 2011-05-18 | 2011-05-18 | Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy |
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| CN (1) | CN202083059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375242A (en) * | 2016-10-24 | 2018-08-07 | 天津大学 | Ground-source heat pump system based on underground heat exchanger and direct-expansion type carbon dioxide heat-pump |
-
2011
- 2011-05-18 CN CN201120159215XU patent/CN202083059U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375242A (en) * | 2016-10-24 | 2018-08-07 | 天津大学 | Ground-source heat pump system based on underground heat exchanger and direct-expansion type carbon dioxide heat-pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHENZHEN J&H INTELLIGENT ENERGY TECHNOLOGY CO., LTD. Assignor: Chao Minqiang Contract record no.: 2013440020394 Denomination of utility model: Independent step-down water energy or geothermal energy heat pump set for regulating air by utilizing water energy or geothermal energy Granted publication date: 20111221 License type: Exclusive License Record date: 20131219 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111221 |
|
| CX01 | Expiry of patent term |