CN203190701U - Air-conditioning unit with multiple sets of compressors connected in parallel to carry out control - Google Patents
Air-conditioning unit with multiple sets of compressors connected in parallel to carry out control Download PDFInfo
- Publication number
- CN203190701U CN203190701U CN2012207466583U CN201220746658U CN203190701U CN 203190701 U CN203190701 U CN 203190701U CN 2012207466583 U CN2012207466583 U CN 2012207466583U CN 201220746658 U CN201220746658 U CN 201220746658U CN 203190701 U CN203190701 U CN 203190701U
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- Prior art keywords
- condenser
- expansion valve
- compressor
- parallel
- compressors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model relates to the technical field of refrigeration air conditioners, in particular to an air-conditioning unit with multiple sets of compressors connected in parallel to carry out control. The air-conditioning unit with the multiple sets of compressors connected in parallel to carry out control comprises a condenser, wherein the input end of the condenser is connected with an oil separator, the input end of the oil separator is connected with a compressing device, the output end of the condenser is connected with a filter, the output end of the filter is connected with an expansion valve, a fin-type evaporator is arranged between the compressing device and the expansion valve, the input end of the fin-type evaporator is connected with the expansion valve, the output end of the fin-type evaporator is connected with the compressing device, the compressing device, the oil separator, the condenser, the filter, the expansion valve and the fin-type evaporator are connected to form a serial-connection loop, the compressing device comprises three sets of compressing mechanisms, and the three compressing mechanisms are connected in parallel. The air-conditioning unit with the multiple sets of compressors connected in parallel to carry out control adopts the microcomputer gradual change automatic control technology, sets the working modes of a single set or multiple sets of compressors according to the indoor temperature, enables compressor sets to work in a gradual change mode, and achieves the energy-saving effect.
Description
Technical field
The utility model relates to the refrigeration and air-conditioning technical field, relates in particular to many group compressor parallel control formula air-conditioning units.
Background technology
In the middle of like product, generally be single group to be set or to organize compressor more, and with respect to the control of scroll compressor, be generally one and open standard-sized sheet that one stops the control model of full cut-off, this is unfavorable for the energy-conservation of air-conditioning unit.
Chinese patent application number is a patent of 02225170.7, discloses a kind of high efficient heat exchanging formula Water cooled air conditioners unit, though this patent has good energy-saving effect, is still having not enough place to need to improve aspect its control.
Summary of the invention
The purpose of this utility model is to provide many group compressor parallel control formula air-conditioning units at the deficiencies in the prior art, the utility model uses micro computer gradual change automatic control technology, set single mode of operation of organizing or organizing compressor more according to indoor temperature, make the compressor bank can be with the pattern work of gradual change, to reach energy-conservation effect.
For achieving the above object, many group compressor parallel control formula air-conditioning units of the present utility model, comprise condenser, the input of described condenser connects oil eliminator, described oil eliminator input is connected with compression set, the output of described condenser is connected with filter, the output of described filter is connected with expansion valve, be provided with evaporator fin between described compression set and the expansion valve, the input of described evaporator fin connects expansion valve, the output of described evaporator fin connects compression set, described compression set, oil eliminator, condenser, filter, expansion valve, evaporator fin is connected to form series loop, described compression set comprises three groups of compressors, and described three groups of compressor parallels arrange.
As preferably, the input of described compressor is connected with the output of gas-liquid separator, and the output of described compressor is connected with the input of oil eliminator.
The beneficial effects of the utility model: three groups of compressors are controlled by using micro computer gradual change automatic control technology, when indoor temperature does not reach the refrigeration of setting, open gradually or all open compressor and freeze, when indoor temperature reaches the temperature of setting, namely stop single compressor wherein gradually, to arrive the effect of constant temperature, thereby reach purpose of energy saving, the gas that comes out from compressor is high temperature, the gas refrigerant of high pressure, gas refrigerant enters in the condenser, wherein, the gas coolant medium is when coming out from compressor, what can be with the machine oil in the compressor, so the gas coolant medium also needs through oil eliminator machine oil to be separated, cooling water in the condenser absorbs the heat of gas refrigerant, the gas refrigerant heat release, become the liquid coolant medium, the gas coolant medium is filtering by filter, becoming low temperature low pressure liquid refrigerants by expansion valve, liquid refrigerant enters in the evaporator fin, the heat of heat absorption surrounding air becomes gas, blower fan blows out cold wind again, reach refrigeration, gas refrigerant enters gas-liquid separator again and carries out gas-liquid separation, and then enter that compression forms high temperature in the compressor, the gas refrigerant of high pressure, micro computer gradual change automatic control technology is used in periodic duty, the utility model, sets single mode of operation of organizing or organizing compressor more according to indoor temperature, make the compressor bank can be with the pattern work of gradual change, to reach energy-conservation effect.
Description of drawings
Fig. 1 is the theory structure schematic diagram that the utility model connects by water pipe.
Reference numeral comprises:
1-condenser, 2-compressor, 3-expansion valve, 4-gas-liquid separator, 5-evaporator fin, 7-oil eliminator, 8-filter.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
As shown in Figure 1, many group compressor parallel control formula air-conditioning units, comprise condenser 1, the input of described condenser 1 connects oil eliminator 7, described oil eliminator input is connected with compression set, the output of described condenser 1 is connected with filter 8, the output of described filter 8 is connected with expansion valve 3, be provided with evaporator fin 5 between described compression set and the expansion valve 3, the input of described evaporator fin 5 connects expansion valve 3, the output of described evaporator fin 5 connects compression set, described compression set, oil eliminator 7, condenser 1, filter 8, expansion valve 3, evaporator fin 5 is connected to form series loop, described compression set comprises three groups of compressors 2, and described three groups of compressors 2 are arranged in parallel.
Three groups of compressors 2 of present embodiment are controlled by using micro computer gradual change automatic control technology, when indoor temperature does not reach the refrigeration of setting, open gradually or all open compressor 2 and freeze, when indoor temperature reaches the temperature of setting, namely stop single compressor 2 wherein gradually, to arrive the effect of constant temperature, thereby reach purpose of energy saving, the gas that comes out from compressor 2 is high temperature, the gas refrigerant of high pressure, gas refrigerant enters in the condenser 1, wherein, the gas coolant medium is when coming out from compressor 2, what can be with the machine oil in the compressor 2, so the gas coolant medium also needs through oil eliminator 7 machine oil to be separated, cooling water in the condenser 1 absorbs the heat of gas refrigerant, the gas refrigerant heat release, become the liquid coolant medium, the gas coolant medium is filtering by filter 8, becoming low temperature low pressure liquid refrigerants by expansion valve 3, liquid refrigerant enters in the evaporator fin 5, the heat of heat absorption surrounding air becomes gas, blower fan blows out cold wind again, reach refrigeration, gas refrigerant enters gas-liquid separator 4 again and carries out gas-liquid separation, and then enter that compression forms high temperature in the compressor 21, the gas refrigerant of high pressure, micro computer gradual change automatic control technology is used in periodic duty, the utility model, sets single mode of operation of organizing or organizing compressor more according to indoor temperature, make the compressor bank can be with the pattern work of gradual change, to reach energy-conservation effect.
[0013]In the present embodiment, the input of described compressor 2 is connected with the output of gas-liquid separator 4, and the output of described compressor 2 is connected with the input of oil eliminator 7.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (1)
1. organize compressor parallel control formula air-conditioning unit more, it is characterized in that: comprise condenser (1), the input of described condenser (1) connects oil eliminator (7), described oil eliminator input is connected with compression set, the output of described condenser (1) is connected with filter (8), the output of described filter (8) is connected with expansion valve (3), be provided with evaporator fin (5) between described compression set and the expansion valve (3), the input of described evaporator fin (5) connects expansion valve (3), the output of described evaporator fin (5) connects compression set, described compression set, oil eliminator (7), condenser (1), filter (8), expansion valve (3), evaporator fin (5) is connected to form series loop, described compression set comprises three groups of compressors (2), and described three groups of compressors (2) are arranged in parallel.
2. many group compressor parallels according to claim 1 are controlled formula air-conditioning unit, it is characterized in that: the input of described compressor (2) is connected with the output of gas-liquid separator (4), and the output of described compressor (2) is connected with the input of oil eliminator (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207466583U CN203190701U (en) | 2012-12-31 | 2012-12-31 | Air-conditioning unit with multiple sets of compressors connected in parallel to carry out control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207466583U CN203190701U (en) | 2012-12-31 | 2012-12-31 | Air-conditioning unit with multiple sets of compressors connected in parallel to carry out control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203190701U true CN203190701U (en) | 2013-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207466583U Expired - Fee Related CN203190701U (en) | 2012-12-31 | 2012-12-31 | Air-conditioning unit with multiple sets of compressors connected in parallel to carry out control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203190701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103054A1 (en) * | 2019-11-28 | 2021-06-03 | 江苏苏净集团有限公司 | Multi-parallel carbon dioxide heat pump control method based on target load control |
-
2012
- 2012-12-31 CN CN2012207466583U patent/CN203190701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103054A1 (en) * | 2019-11-28 | 2021-06-03 | 江苏苏净集团有限公司 | Multi-parallel carbon dioxide heat pump control method based on target load control |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20161231 |