CN201621896U - Hot water heating system of scroll compressor having centre supplement gas - Google Patents
Hot water heating system of scroll compressor having centre supplement gas Download PDFInfo
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- CN201621896U CN201621896U CN2010200102712U CN201020010271U CN201621896U CN 201621896 U CN201621896 U CN 201621896U CN 2010200102712 U CN2010200102712 U CN 2010200102712U CN 201020010271 U CN201020010271 U CN 201020010271U CN 201621896 U CN201621896 U CN 201621896U
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Abstract
The utility model provides a hot water heating system of scroll compressor having centre supplement gas comprising a scroll compressor having centre supplement gas, a four-way reversing valve, a electronic expansion valve, a drying filter, a bidirectional contraflow heat exchanger, an economizer, an evaporator, connection pipes, a electric controller and the like. The utility model is characterized in that the working efficiency of the compressor is improved, and the heating capability of the compressor in the low temperature condition is furthermore improved for reaching the optimized condition of the supplemented gas amount of the compressor, reducing the compression ratio, and increasing the capacity, by adopting the scroll compressor having centre supplement gas cooperated with the economizer automatically controlled by the electronic expansion valve. The control requirement of the set for modern highly automatization can be satisfied by adopting the bidirectional contraflow heat exchanger to provide hot water to the hot water heating system, and controlling the operation of the set through computer control panel automatically.
Description
Technical field
The utility model relates to a kind of heat pump provides hot water to use and heating system, and particularly middle tonifying Qi screw compressor heat pump provides hot water system.
Background technology
The running that heat pump is a kind of refrigerant by compressor reaches from external environment condition and absorbs or release heat, is transported to the air handling system that indoor environment discharges or absorb heat.
In heat pump, the effect of indoor heat exchanger is an evaporimeter during cooling operation; The effect of indoor heat exchanger is a condenser during heating running.Simultaneously, the heat conduction property by the bidirectional adverse current heat exchanger just can provide hot water.
But, present heat pump, when outdoor temperature was low excessively, Energy Efficiency Ratio descended when having the compression mechanism heat run, the problem that heating capacity deficiency, indoor heating are not good.
The utility model content
The utility model purpose provide a kind of in the middle of the heat pump of tonifying Qi screw compressor under low temperature environment hot water system is provided, to overcome common compressor not good problem of Energy Efficiency Ratio descending system thermal effect under low temperature environment.
The utility model to achieve these goals, provide a kind of middle tonifying Qi screw compressor heat pump that hot water system is provided, tonifying Qi screw compressor heat pump provides hot water system to comprise middle tonifying Qi screw compressor, bidirectional adverse current heat exchanger, four-way change-over valve in the middle of described, bidirectional adverse current heat exchanger entrance end connects four-way change-over valve one port by pipeline, tonifying Qi screw compressor one port in the middle of four-way change-over valve second port connects by pipeline.
A kind of middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system one preferred version: tonifying Qi screw compressor heat pump provides hot water system to comprise that also economizer, middle tonifying Qi connect triple valve one port through economizer, middle tonifying Qi with electric expansion valve by pipeline through check valve with electric expansion valve, triple valve, middle tonifying Qi screw compressor second port in the middle of described.
A kind of middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system one preferred version: tonifying Qi screw compressor heat pump provides hot water system also to comprise two-way device for drying and filtering, two-way reservoir in the middle of described, triple valve second port connects two-way reservoir one port by pipeline through two-way device for drying and filtering, and two-way reservoir another port connects the bidirectional adverse current heat exchanger outlet by pipeline.
A kind of middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system one preferred version: tonifying Qi screw compressor heat pump provides hot water system also to comprise electric expansion valve, filter, current divider and evaporimeter in the middle of described, triple valve the 3rd port connects the electric expansion valve that filter respectively is equipped with at two ends by pipeline through economizer, connect current divider, evaporimeter by the road, evaporimeter joins by pipeline and cross valve the 3rd port.
A kind of middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system one preferred version: tonifying Qi screw compressor heat pump provides hot water system also to comprise gas-liquid separator in the middle of described, cross valve the 4th port connects gas-liquid separator one port by pipeline, tonifying Qi screw compressor the 3rd port in the middle of the gas-liquid separator another port connects by pipeline.
A kind of middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system one preferred version: described bidirectional adverse current heat exchanger side connects water inlet pipe and outlet pipe respectively, and is equipped with water flow switch at water inlet pipe.
Tonifying Qi screw compressor heat pump provides hot water system to adopt middle tonifying Qi screw compressor in the middle of described in the utility model, major technique is adopting middle tonifying Qi screw compressor, be used by economizer, can accurately regulate the air compensation that enters in the compressor tonifying Qi chamber according to different environment temperatures with the automatic control of electric expansion valve; Electric expansion valve that described tonifying Qi is used and described middle tonifying Qi screw compressor can Synchronization Control.
Tonifying Qi screw compressor heat pump provides hot water system to adopt middle tonifying Qi screw compressor in the middle of described in the utility model, by connecting cross valve, the bidirectional adverse current heat exchanger, two-way reservoir, with two-way device for drying and filtering, under electronic Expansion Valve Control, refrigerant is delivered to economizer, according to the different environment temperatures and the return-air degree of superheat, electric expansion valve increases or reduces open degree accurately to be regulated by check valve and enters air compensation in the compressor tonifying Qi chamber, can make the air compensation of the compressor in the work reach optimization, reduce compression ratio, increase capacity, thereby promoted the operating efficiency of compressor under low temperature environment, further improve the heating capacity of compressor under low temperature environment, and passed through the operation of computer plate robot brain group, realized the supermatic control requirement of unit.
The beneficial effects of the utility model are:
1, middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system, has selected middle tonifying Qi screw compressor for use.Middle air supply compressor be exactly in the work of compressor in the compression space volume of compressor make-up gas, to increase the capacity of compressor, reduce compression ratio, cooperate the use of economizer, can make the air compensation of compressor reach maximization.
2, middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system, has selected economizer for use.Increase economizer in the system, make the air compensation maximization, make the refrigerant temperature that enters evaporimeter keep minimum state, increase evaporation capacity, particularly under the ultralow temperature state, Energy Efficiency Ratio is brought up to 15-20%, move more energy-conservationly under low temperature condition than common compressor, heating effect is better.
3, middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system, has selected electric expansion valve for use.Adopt electric expansion valve pulse control and regulation progression to reach 500 grades, adjustable range is big, can be according to the different environment temperatures and the return-air degree of superheat, increase and reduce open degree and regulate flow and throttling precision height, can in 1-500 pulsating sphere, regulate arbitrarily, temperature accuracy is controlled in the small range.The automaticity height, energy and compressor Synchronization Control are closed electric expansion valve fully when compressor shutdown, and synchronous unlocking electronic expansion valve when opening compressor reaches system's restriction effect optimum state.
4, middle tonifying Qi screw compressor heat pump described in the utility model provides hot water system, has selected for use electric expansion valve to economizer liquid refrigerant temperature controlling.In the unit heating, finish under different environment temperatures by automatic control program, guarantee that the open degree of electric expansion valve remains optimum state, make liquid refrigerant keep minimum temperature by economizer.Reach and enter the maximization of the gas flow in the tonifying Qi chamber in the middle of the compressor, thereby improved the heating capacity of middle air supply compressor, satisfied the instructions for use that heats under the low temperature condition to a certain extent, and can save electric energy effectively.
5, the utility model heat pump is applicable to places such as regional a lot of office of needing in the winter time to heat, villa, because a variety of causes does not have the central heating outer net, or heating facility is arranged but the place of poor effect, and provide heat-supplying mode energy-efficient, environmental protection to satisfy heating, better than the ordinary hot pump pressure machine-processed thermal effect that contracts.Also can use in the refrigeration simultaneously, have extensive applicability in summer.
6, the utility model system also possesses the function of refrigeration simultaneously, also can use as the refrigeration in summer, and is better, more energy-conservation than the refrigeration of air supply compressor in the middle of not being usually.
Description of drawings
Tonifying Qi screw compressor heat pump provides the flow chart that heats of hot water system in the middle of Fig. 1
The direction of arrow is represented water (flow) direction among the figure; Tonifying Qi screw compressor in the middle of the 1-, 2-four-way change-over valve, 3-bidirectional adverse current heat exchanger, the two-way reservoir of 4-, tonifying Qi electric expansion valve in the middle of the two-way device for drying and filtering of 5-, 6-, the 7-economizer, 8-electric expansion valve, 9-evaporimeter, the 10-gas-liquid separator, the 11-current divider, 12-filter, 13-triple valve, the 14-check valve, the 15-water flow switch.
The specific embodiment
Embodiment
As shown in Figure 1, middle tonifying Qi screw compressor heat pump provides hot water system, tonifying Qi screw compressor 1, bidirectional adverse current heat exchanger 3 in the middle of comprising, two-way reservoir 4, two-way device for drying and filtering 5, middle tonifying Qi electric expansion valve 6, economizer 7, evaporimeter 9, gas-liquid separator 10, current divider 11, filter 12 compositions such as grade.
Bidirectional adverse current heat exchanger 3 arrival ends connect four-way change-over valve 2 one ports by pipeline, tonifying Qi screw compressor 1 one ports in the middle of four-way change-over valve 2 second ports connect by pipeline.
Middle tonifying Qi screw compressor 1 second port connects triple valve 13 one ports through economizer 7, middle tonifying Qi with electric expansion valve 6 by pipeline through check valve 14.
Bidirectional adverse current heat exchanger 3 sides connect water inlet pipe and outlet pipe respectively, and are equipped with water flow switch 15 at water inlet pipe.
Tonifying Qi screw compressor heat pump provided the hot water system method of work in the middle of the utility model embodiment was described:
1. middle tonifying Qi screw compressor 1 is drained into bidirectional adverse current heat exchanger 3 to high temperature and high pressure gas through four-way change-over valve 2, and the back exchange of process and water is discharged into heat in the water, thereby the water of heating system is heated; Insert the heating end system through water flow switch 15.
2. by after bidirectional adverse current heat exchanger 3 release heat, high temperature and high pressure gas is condensed into normal temperature high voltage liquid, enter two-way reservoir 4, after storing, enter device for drying and filtering 5 again, the moisture absorption in the liquid coolant, to guarantee electric expansion valve 6 good operation, through behind the dry filter 5, part highly pressurised liquid refrigerant expands by electric expansion valve and enters the subloop system of economizer 7 after 6, in the subloop system, evaporate, after absorbing the heat of major loop, become low-temp low-pressure gas, enter the middle tonifying Qi chamber of compressor 1 through check valve 14;
3. the primary heat transport system that enters economizer 7 through another part highly pressurised liquid refrigerant behind the device for drying and filtering 5, after subloop system reverse exchange heat absorption, become high pressure low temperature liquid, enter evaporimeter 9 through another electric expansion valve 8 and filter 12, knockout 11 again, thereby make the evaporation capacity maximization, guarantee efficiently to heat, the refrigerant that enters evaporimeter 9 through absorption become low-temp low-pressure gas behind the outside heat after, enter gas-liquid separator 10 by cross valve 2, separate by gas-liquid separator 10, guarantee the normal compression of compressor;
4. enter the cryogenic gas in compressor 1 return-air chamber and the low-temp low-pressure gas in middle tonifying Qi chamber, the gas that is compressed into HTHP through the running of whirlpool dish is discharged from, and a heating recycle system has just been finished in the motion that goes round and begins again like this.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, all should be encompassed within the protection domain of the present utility model.
Claims (6)
1. a middle tonifying Qi screw compressor heat pump provides hot water system, it is characterized in that: tonifying Qi screw compressor heat pump provides hot water system to comprise middle tonifying Qi screw compressor, bidirectional adverse current heat exchanger, four-way change-over valve in the middle of described, bidirectional adverse current heat exchanger entrance end connects four-way change-over valve one port by pipeline, tonifying Qi screw compressor one port in the middle of four-way change-over valve second port connects by pipeline.
2. a kind of middle tonifying Qi screw compressor heat pump according to claim 1 provides hot water system, it is characterized in that: tonifying Qi screw compressor heat pump provides hot water system to comprise that also economizer, middle tonifying Qi connect triple valve one port through economizer, middle tonifying Qi with electric expansion valve by pipeline through check valve with electric expansion valve, triple valve, middle tonifying Qi screw compressor second port in the middle of described.
3. a kind of middle tonifying Qi screw compressor heat pump according to claim 1 provides hot water system, it is characterized in that: tonifying Qi screw compressor heat pump provides hot water system also to comprise two-way device for drying and filtering, two-way reservoir in the middle of described, triple valve second port connects two-way reservoir one port by pipeline through two-way device for drying and filtering, and two-way reservoir another port connects the bidirectional adverse current heat exchanger outlet by pipeline.
4. a kind of middle tonifying Qi screw compressor heat pump according to claim 1 provides hot water system, it is characterized in that: tonifying Qi screw compressor heat pump provides hot water system also to comprise electric expansion valve, filter, current divider and evaporimeter in the middle of described, triple valve the 3rd port connects the electric expansion valve that filter respectively is equipped with at two ends by pipeline through economizer, connect current divider, evaporimeter by the road, evaporimeter joins by pipeline and cross valve the 3rd port.
5. a kind of middle tonifying Qi screw compressor heat pump according to claim 1 provides hot water system, it is characterized in that: tonifying Qi screw compressor heat pump provides hot water system also to comprise gas-liquid separator in the middle of described, cross valve the 4th port connects gas-liquid separator one port by pipeline, tonifying Qi screw compressor the 3rd port in the middle of the gas-liquid separator another port connects by pipeline.
6. a kind of middle tonifying Qi screw compressor heat pump according to claim 1 provides hot water system, and it is characterized in that: described bidirectional adverse current heat exchanger side connects water inlet pipe and outlet pipe respectively, and is equipped with water flow switch at water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200102712U CN201621896U (en) | 2010-01-15 | 2010-01-15 | Hot water heating system of scroll compressor having centre supplement gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200102712U CN201621896U (en) | 2010-01-15 | 2010-01-15 | Hot water heating system of scroll compressor having centre supplement gas |
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| Publication Number | Publication Date |
|---|---|
| CN201621896U true CN201621896U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200102712U Expired - Fee Related CN201621896U (en) | 2010-01-15 | 2010-01-15 | Hot water heating system of scroll compressor having centre supplement gas |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353126A (en) * | 2011-09-09 | 2012-02-15 | 大连旺兴机电工程建设有限公司 | Air conditioning control system for air supply scroll compressor |
| CN103499162A (en) * | 2013-09-14 | 2014-01-08 | 江西清华泰豪三波电机有限公司 | Low-temperature air-cooled screw cold and hot water unit |
| CN104315742A (en) * | 2014-11-05 | 2015-01-28 | 合肥工业大学 | Electric automobile air conditioning heat pump system with economizer and control method thereof |
| CN105444465A (en) * | 2014-08-29 | 2016-03-30 | 大连旺兴新能源科技有限公司 | Ultralow temperature heat pump refrigeration heat recovery and heat accumulation heating system |
| CN109000386A (en) * | 2018-09-06 | 2018-12-14 | 大连民族大学 | A kind of air-source with second vapor injection-water source combined heat-pump system |
| CN110823616A (en) * | 2019-11-21 | 2020-02-21 | 青岛大学 | Desktop type self-supply water heat exchanger performance testing device |
-
2010
- 2010-01-15 CN CN2010200102712U patent/CN201621896U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353126A (en) * | 2011-09-09 | 2012-02-15 | 大连旺兴机电工程建设有限公司 | Air conditioning control system for air supply scroll compressor |
| CN103499162A (en) * | 2013-09-14 | 2014-01-08 | 江西清华泰豪三波电机有限公司 | Low-temperature air-cooled screw cold and hot water unit |
| CN105444465A (en) * | 2014-08-29 | 2016-03-30 | 大连旺兴新能源科技有限公司 | Ultralow temperature heat pump refrigeration heat recovery and heat accumulation heating system |
| CN105444465B (en) * | 2014-08-29 | 2018-06-22 | 大连旺兴新能源科技有限公司 | Super low temperature heat pump refrigeration recuperation of heat and accumulation of heat heating system |
| CN104315742A (en) * | 2014-11-05 | 2015-01-28 | 合肥工业大学 | Electric automobile air conditioning heat pump system with economizer and control method thereof |
| CN109000386A (en) * | 2018-09-06 | 2018-12-14 | 大连民族大学 | A kind of air-source with second vapor injection-water source combined heat-pump system |
| CN110823616A (en) * | 2019-11-21 | 2020-02-21 | 青岛大学 | Desktop type self-supply water heat exchanger performance testing device |
| CN110823616B (en) * | 2019-11-21 | 2021-04-27 | 青岛大学 | Desktop type self-supply water heat exchanger performance testing device |
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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: 20101103 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |