CN102644592A - Compressor and air-conditioning system with same - Google Patents
Compressor and air-conditioning system with same Download PDFInfo
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- CN102644592A CN102644592A CN2011100428398A CN201110042839A CN102644592A CN 102644592 A CN102644592 A CN 102644592A CN 2011100428398 A CN2011100428398 A CN 2011100428398A CN 201110042839 A CN201110042839 A CN 201110042839A CN 102644592 A CN102644592 A CN 102644592A
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Abstract
The invention provides a compressor and an air-conditioning system with the same. The compressor provided by the invention comprises a shell assembly, a motor assembly and a compression assembly, wherein a first cavity is arranged at the interior of the shell assembly; the motor assembly is arranged in the first cavity; the compression assembly is arranged in the first cavity and comprises a first cylinder and a second cylinder; the first cylinder comprises a first exhaust hole; the first exhaust hole is communicated with the first cavity; the second cylinder comprises a first air suction hole; and the first air suction hole is communicated with the first cavity. The air-conditioning system provided by the invention comprises the compressor, wherein the air-conditioning system is used for cooling the motor assembly after first-stage compression; therefore, the temperature of the motor assembly is effectively reduced; the over-high temperature of the motor assembly caused by over-high temperature of exhaust temperature after two-stage compression, even multi-stage compression, can be avoided; and the reliability of the compressor and even the whole air-conditioning system is increased. According to the invention, an air supply assembly is used for further cooling the motor assembly by introducing low-temperature intermediate-voltage gas; and, the air suction temperature of a second-stage compressor is reduced.
Description
Technical field
The present invention relates to air-conditioning technical field, more specifically, relate to a kind of compressor and have the air-conditioning system of this compressor.
Background technique
Existing rotor-type compressor all adopts the high back pressure structure, sucks gaseous coolant through liquor separator and in cylinder, compresses.HTHP refrigerant after the compression is discharged to outside the compressor after motor is cooled off, and gets into systemic circulation.
At present; The employed two kinds of main refrigeration agents of field of air conditioning are R22 and R410A; Because R22 has destruction to atmospheric ozone layer, and R410A belongs to HFCs, is the transitional alternative refrigerant of HCFCs (like R22); GWP value higher (about 2100), these two kinds of refrigeration agents all will be faced with eliminates and replacement.(difluoromethane, CH2F2) because its ODP is 0, GWP lower (about 675) and the COP of system are higher, are considered to one of refrigeration agent of more potential alternative R22 and R410A for R32.But because R32 has higher delivery temperature, and high delivery temperature can cause motor temperature too high, thereby influences the reliability of compressor, and this has just limited the use of R32.
In addition, in the application of high compression ratio and high load,, thereby make the efficient of compressor and reliability reduce because the excessive discharge temperature of refrigerant also can cause motor temperature too high.
Summary of the invention
The present invention aims to provide and a kind ofly can reduce motor temperature, improves the compressor of compressor reliability and have the air-conditioning system of this compressor.
For realizing above-mentioned purpose, according to an aspect of the present invention, a kind of compressor is provided, comprise frame set, the inside of frame set has first cavity; Electric machine assembly is arranged in first cavity; Compression assembly is arranged in first cavity, and compression assembly comprises first cylinder and second cylinder; First cylinder comprises first relief opening, and first relief opening is connected with first cavity; Second cylinder comprises first intakeport, and first intakeport is connected with first cavity.
Further, compressor also comprises air pipe, and first end of air pipe is connected with first relief opening, and its second end is connected with first cavity.
Further, second end of air pipe is provided with second relief opening, and second relief opening is arranged on the top of electric machine assembly.
Further, second end of air pipe is provided with second relief opening, and second relief opening is arranged on the below of electric machine assembly.
Further, compression assembly also comprises lower flange and bottom silencer, has second cavity between lower flange and the bottom silencer, and second cavity is connected with first relief opening and first cavity respectively.
Further, compressor also comprises air pipe, and first end of air pipe is connected with the relief opening of lower flange, and its second end is connected with first cavity.
Further, compressor also comprises the tonifying Qi assembly, and the tonifying Qi assembly comprises the housing blowdown pipe, and the housing blowdown pipe is connected with frame set, and is connected with first cavity.
Further, the tonifying Qi assembly also comprises aeration valve, and aeration valve is arranged on the housing blowdown pipe.
According to another aspect of the present invention, a kind of air-conditioning system is provided, has comprised aforesaid compressor.
Further, air-conditioning system also comprises oil separator, is connected with compressor.
Adopt compressor of the present invention and have the air-conditioning system of this compressor, cold media air is after the compression of first cylinder, and the gas that transfers medium temperature and medium pressure to enters first cavity via first relief opening, and electric machine assembly is cooled off; Subsequently, cold media air is inhaled into second cylinder via first intakeport of second cylinder, carries out second level compression.Owing to electric machine assembly is cooled off in first order compression back; Effectively reduce the temperature of electric machine assembly; Avoid carrying out the generation of secondary even the too high too high phenomenon of electric machine assembly temperature that causes of multistage compression final vacuum temperature, improved the reliability of compressor and even whole air-conditioning system.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is according to first embodiment's of compressor of the present invention structure and the gas flow schematic representation under the working state;
Fig. 2 is according to second embodiment's of compressor of the present invention structure and the gas flow schematic representation under the working state;
Fig. 3 is according to the 3rd embodiment's of compressor of the present invention structure and the gas flow schematic representation under the working state;
Fig. 4 is according to the 4th embodiment's of compressor of the present invention structure and the gas flow schematic representation under the working state;
Fig. 5 is according to the 5th embodiment's of compressor of the present invention structure and the gas flow schematic representation under the working state; And
Fig. 6 is the structural representation according to air-conditioning system of the present invention.
Embodiment
Below with reference to accompanying drawing and combine embodiment, specify the present invention.
The invention provides a kind of compressor, comprise frame set 30, the inside of frame set 30 has first cavity; Electric machine assembly 20 is arranged in first cavity; Compression assembly 10 is arranged in first cavity, and compression assembly 10 comprises first cylinder 12 and second cylinder 16; First cylinder 12 comprises first relief opening, and first relief opening is connected with first cavity; Second cylinder 16 comprises first intakeport, and first intakeport is connected with first cavity.
As shown in Figure 1, frame set 30 inner cavitys are first cavity, and first cavity inside is distributed with electric machine assembly 20 and compression assembly 10.When compressor operating; Cold media air is by the motion of the direction shown in the arrow among the figure; Get into first cylinder 12 from liquor separator 50 and compress, the cold media air after the compression is discharged via first relief opening that is connected with first cavity of first cylinder 12, and finally gets into first cavity.Because cold media air is in the boil down to one-level compression of first cylinder, therefore the cold media air after the compression is the gas of medium temperature and medium pressure, and cold media air cools off electric machine assembly after entering first cavity, reduces the temperature of electric machine assembly, guarantees the normal operation of compressor; Subsequently, cold media air is inhaled into second cylinder via first intakeport of second cylinder 16 that is connected with first cavity, carries out second level compression.Owing to after first order compression, promptly electric machine assembly 20 is cooled off; Effectively reduce the temperature of electric machine assembly 20, electric machine assembly 20 moves under the environment of middle temperature, has improved electric efficiency; Guarantee electric machine assembly 20 reliabilities of operation, thereby also improved the reliability of compressor operating.
Shown in Figure 1 is the first embodiment of the present invention; In this embodiment; The sucking pipe of cold media air from liquor separator 50 gets into first cylinder 12; In first cylinder 12, carry out the low pressure compression; Medium temperature and medium pressure gas after the compression enters in second cavity between lower flange 13 and the bottom silencer 14 via first relief opening and the inlet hole on the lower flange 13 of first cylinder 12, again the exhaust port from the lower flange 13 discharge and final get into first cavity that second cavity is connected in, electric machine assembly 20 is cooled.As shown in Figure 1, in the present embodiment, the cold media air of discharging from lower flange 13 gets in first cavity through the exhaust port on first cylinder 12, pump housing dividing plate 15, second cylinder 16 and the upper flange 17 successively.
Compressor as shown in Figure 1 also comprises tonifying Qi assembly 40, and tonifying Qi assembly 40 comprises housing blowdown pipe 41, and housing blowdown pipe 41 is connected with frame set 30, and is connected with first cavity.
In the present embodiment; On frame set 30, increase the housing blowdown pipe 41 that is connected with first cavity; From air-conditioning system, introduce the gaseous coolant of pressing in the low temperature and get in first cavity of frame set 30 inside, electric machine assembly 20 is further cooled, guarantee that electric machine assembly 20 moves in the environment of middle temperature through housing blowdown pipe 41; Improve the efficient of electric machine assembly 20, guarantee electric machine assembly 20 reliabilities of operation.In addition, this portion gas mixes with the cold media air of from first cylinder 12, discharging, and accomplishes heat exchange, further reduces the temperature of the gas of from first cylinder 12, discharging.Mixed gas after the heat exchange finally compresses via the air aspiration cavity that first intakeport of second cylinder 16 gets into second cylinder 16, and the gas after the compression is discharged compressor, gets into systemic circulation.The temperature of mixing back gas is lower than the gas temperature of from first cylinder 12, discharging, thereby has reduced the inhalation temperature of second cylinder 16, has realized the reduction of compressor exhaust temperature.The reduction of delivery temperature has not only improved compression efficiency, can also guarantee oil body, improves the reliability of compressor.In the present embodiment; Mixed gas in first cavity gets into second cylinder 16 via the inlet hole of upper flange 17 and first intakeport on second cylinder 16 and compresses, and gas after compression is through discharging compressors with the outlet pipe 18 of upper flange 17 interference fit.
Tonifying Qi assembly 40 also comprises aeration valve 42, and aeration valve 42 is arranged on the housing blowdown pipe 41.
As shown in Figure 1, for obtaining best tonifying Qi effect, aeration valve 42 is set on housing blowdown pipe 41, control the gaseous coolant amount of pressing in the low temperature in first cavity that sprays frame set 30 through aeration valve 42.Through the control of air compensation and confirming of gas supplementary structure relevant parameter, can improve compressor performance effectively, guarantee the reliability of compressor.In the present embodiment, aeration valve 42 is a solenoid valve.
Compressor also comprises air pipe 19, and first end of air pipe 19 is connected with first relief opening, and its second end is connected with first cavity.Preferably, as shown in Figure 2, in a second embodiment, second end of air pipe 19 is provided with second relief opening, and second relief opening is arranged on the below of electric machine assembly 20.
As shown in Figure 2, according to a second embodiment of the present invention, compressor comprises air pipe 19.Flow direction with reference to the cold media air shown in the arrow among Fig. 2 and Fig. 1; Second embodiment and first embodiment's difference is; The medium temperature and medium pressure gas of discharging from first cylinder 12 among first embodiment is that the exhaust port from the cylinder gets in first cavity of frame set 30, is the flat pattern in inside; And after the medium temperature and medium pressure gas of discharging from second cylinder 12 among second embodiment discharges from first relief opening of first cylinder; Second relief opening via air pipe 19 second ends; Get in first cavity of frame set 30 from the below of electric machine assembly 20, be the flat pattern in outside.In the present embodiment, the cold media air after the compression gets into first cylinder 12 after discharging from the relief opening of lower flange 13, and the exhaust port on first cylinder 12 gets into air pipe 19 again.
Outside flat scheme among second embodiment; Can make full use of frame set 30 outside air pipes 19 contacts with frame set 30 air outside; Make gas stream when the outside air pipe 19 of frame set 30 and air carry out heat exchange; The gas temperature in first cavity is discharged and introduced to reduction from first cylinder 12, improves the heat exchanging function of cold media air and electric machine assembly 20.
As shown in Figure 3, according to the 3rd embodiment of compressor of the present invention, second end of air pipe 19 is provided with second relief opening, and second relief opening is arranged on the top of electric machine assembly 20.In the present embodiment, the cold media air after the compression gets into first cylinder 12 after discharging from the relief opening of lower flange 13, and the pore on first cylinder 12 gets into air pipe 19 again.
Different with second embodiment is that second relief opening of the air pipe 19 among the 3rd embodiment is arranged on the top of electric machine assembly 20.Hence one can see that; Air pipe among air pipe 19 to the second embodiments among the 3rd embodiment is longer, heat exchange area is bigger, heat-exchange time is more abundant; Can carry out heat exchange with frame set 30 air outside more fully; Can further reduce from first cylinder 12 and discharge and introduce the gas temperature in first cavity, improve electric efficiency.
As shown in Figure 4, according to the 4th embodiment of compressor of the present invention, the flow direction of cold media air is shown in arrow among the figure, and first end of air pipe 19 is connected with the relief opening of lower flange 13, and its second end is connected with first cavity.
Different with second embodiment is, after the cold media air after 12 compressions of first cylinder is drawn via the relief opening of lower flange 13, gets into air pipe 19 through first end of air pipe 19, and gets into first cavity from its second end.
The 5th embodiment according to compressor of the present invention as shown in Figure 5, the flow direction of cold media air is shown in arrow among the figure.
Different with the 3rd embodiment is, after the cold media air after 12 compressions of first cylinder is drawn via the relief opening of lower flange 13, gets into air pipe 19 through first end of air pipe 19, and gets into first cavity from its second end.
The present invention also provides a kind of air-conditioning system, comprises aforesaid compressor 100.
The present invention will be incorporated in first cavity of frame set 30 as the gas that first cylinder 12 of low pressure stage is discharged, thereby electric machine assembly 20 is effectively cooled off; Simultaneously; Through tonifying Qi assembly 40 gaseous coolant of pressing in the low temperature is incorporated in first cavity; When electric machine assembly 20 is cooled off; Mix with the low pressure stage exhaust and exhaust cools to low pressure stage, thereby reduced inhalation temperature, reduce the final delivery temperature of compressor as second cylinder 16 of high pressure stage.Electric machine assembly 20 moves in the environment of middle temperature, has improved the efficient of electric machine assembly 20, has guaranteed electric machine assembly 20 reliabilities of operation; The reduction of delivery temperature can guarantee oil body, improves the reliability of compressor 100, thereby has improved whole air-conditioning system reliability of operation.
Preferably, air-conditioning system also comprises oil separator 200, is connected with compressor 100.
As shown in Figure 6, comprise in the air-conditioning system: making-up air device 400, making-up air device 400 is connected with tonifying Qi assembly 40 on the aforesaid compressor 100; Oil separator 200 is connected with compressor 100; Condenser 300, the one of which end is connected with oil separator 200, and the other end is connected with first expansion valve 500 of air-conditioning system; Flash vessel 600, the one of which end is connected with first expansion valve 500, and the other end is connected with making-up air device 400; Second expansion valve 700, the one of which end is connected with flash vessel 600, and the other end is connected with vaporizer 800, and the other end of vaporizer 800 is connected with compressor 100.
With reference to Fig. 1 and Fig. 6; Oil content is bigger in the cold media air that discharge from outlet pipe 18 secondary compression back; Therefore in system, increased oil separator 200, reduced the oil content in the cold media air of discharging after the compressor compresses, and made the lubricant oil of separating be back to the compressor cycle use.The setting of oil separator 200 has reduced the oil content of refrigerant in the air-conditioning system, improves the performance of air-conditioning system.
In addition, also comprise making-up air device 400 in the system, be connected with tonifying Qi assembly 40 on the aforesaid compressor 100, and from air-conditioning system, introduce the attitude refrigerant of calming the anger in the low temperature through housing blowdown pipe 41.In addition, in order to control air compensation, in air-conditioning system, increase the component that tonifying Qi needs: first expansion valve 500, this valve are the throttling electric expansion valve; Flash vessel 600 etc.For obtaining best tonifying Qi effect; Can control the attitude coolant quantity of calming the anger in the low temperature in first cavity that sprays frame set 30 through the tonifying Qi solenoid valve on the making-up air device 400; Through the control of air compensation and confirming of gas supplementary structure relevant parameter; Can improve compressor performance effectively, guarantee the reliability of compressor unit and air-conditioning system.
From above description, can find out that the above embodiments of the present invention have realized following technique effect:
Adopt compressor of the present invention and have the air-conditioning system of this compressor; In the first order compression back electric machine assembly is cooled off; Effectively reduce the temperature of electric machine assembly; Avoid carrying out the generation of secondary even the too high too high phenomenon of electric machine assembly temperature that causes of multistage compression final vacuum temperature, improved the reliability of compressor and even whole air-conditioning system.In addition, through the setting of tonifying Qi assembly, introduce the gas of pressing in the low temperature electric machine assembly is further cooled; And mix with gas that first cylinder go out to be discharged; Thereby reduced the inhalation temperature of second level compression, realized the reduction of compressor exhaust temperature, improved compression efficiency; Guarantee oil body, improved the reliability of compressor.
More than be merely the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. compressor comprises:
Frame set (30), the inside of said frame set (30) has first cavity;
Electric machine assembly (20) is arranged in said first cavity;
Compression assembly (10) is arranged in said first cavity, and said compression assembly (10) comprises first cylinder (12) and second cylinder (16),
It is characterized in that,
Said first cylinder (12) comprises first relief opening, and said first relief opening is connected with said first cavity;
Said second cylinder (16) comprises first intakeport, and said first intakeport is connected with said first cavity.
2. compressor according to claim 1 is characterized in that, also comprises air pipe (19), and first end of said air pipe (19) is connected with said first relief opening, and its second end is connected with said first cavity.
3. compressor according to claim 2 is characterized in that, second end of said air pipe (19) is provided with second relief opening, and said second relief opening is arranged on the top of said electric machine assembly (20).
4. compressor according to claim 2 is characterized in that, second end of said air pipe (19) is provided with second relief opening, and said second relief opening is arranged on the below of said electric machine assembly (20).
5. compressor according to claim 1; It is characterized in that; Said compression assembly (10) also comprises lower flange (13) and bottom silencer (14); Have second cavity between said lower flange (13) and the bottom silencer (14), said second cavity is connected with said first relief opening and said first cavity respectively.
6. compressor according to claim 5 is characterized in that, also comprises air pipe (19), and first end of said air pipe (19) is connected with the relief opening of said lower flange (13), and its second end is connected with said first cavity.
7. according to each described compressor in the claim 1 to 6; It is characterized in that also comprise tonifying Qi assembly (40), said tonifying Qi assembly (40) comprises housing blowdown pipe (41); Said housing blowdown pipe (41) is connected with said frame set (30), and is connected with said first cavity.
8. compressor according to claim 7 is characterized in that, said tonifying Qi assembly (40) also comprises aeration valve (42), and said aeration valve (42) is arranged on the said housing blowdown pipe (41).
9. an air-conditioning system is characterized in that, comprises each described compressor in the claim 1 to 8.
10. air-conditioning system according to claim 9 is characterized in that, said air-conditioning system also comprises:
Oil separator is connected with said compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100428398A CN102644592A (en) | 2011-02-22 | 2011-02-22 | Compressor and air-conditioning system with same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100428398A CN102644592A (en) | 2011-02-22 | 2011-02-22 | Compressor and air-conditioning system with same |
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| CN102644592A true CN102644592A (en) | 2012-08-22 |
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| CN2011100428398A Pending CN102644592A (en) | 2011-02-22 | 2011-02-22 | Compressor and air-conditioning system with same |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953997A (en) * | 2012-10-26 | 2013-03-06 | 珠海格力电器股份有限公司 | Rotary compressor with compression pump separated from motor |
| CN105333599A (en) * | 2014-07-08 | 2016-02-17 | 海信（山东）空调有限公司 | Air replenishing and enthalpy increasing air conditioning system |
| CN106151049A (en) * | 2015-04-07 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioning system |
| CN107859624A (en) * | 2017-10-09 | 2018-03-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and there is its air conditioner |
| CN108412764A (en) * | 2018-04-16 | 2018-08-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and cooling cycle system and air conditioner |
| CN109538473A (en) * | 2018-12-14 | 2019-03-29 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of double-stage compressor and air-conditioning system |
| CN110594159A (en) * | 2019-09-06 | 2019-12-20 | 珠海凌达压缩机有限公司 | Compressor exhaust method, compressor and refrigeration system |
| CN110617645A (en) * | 2019-10-23 | 2019-12-27 | 珠海凌达压缩机有限公司 | Carbon dioxide compressor and refrigerating system thereof |
| WO2020042457A1 (en) * | 2018-08-31 | 2020-03-05 | 珠海格力电器股份有限公司 | Air conditioning system, and compressed oil supply apparatus and control method therefor |
| CN112229084A (en) * | 2020-10-26 | 2021-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Multistage compressor, electric appliance and control method |
| CN112771273A (en) * | 2018-09-14 | 2021-05-07 | 东芝开利株式会社 | Rotary compressor and refrigeration cycle device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2507047B2 (en) * | 1989-05-09 | 1996-06-12 | 松下電器産業株式会社 | Two-stage compression rotary compressor |
| CN1420964A (en) * | 2000-03-30 | 2003-05-28 | 三洋电机株式会社 | Multi-stage compressor |
| CN1450267A (en) * | 2002-04-09 | 2003-10-22 | 赵之海 | Vortex compressor with gas compensation function |
| CN1532409A (en) * | 2003-03-25 | 2004-09-29 | 乐金电子(天津)电器有限公司 | Exhaust gas quide structure of closed compressor |
| CN201310464Y (en) * | 2008-10-24 | 2009-09-16 | 珠海格力电器股份有限公司 | Scroll compressor with air supplementing structure |
| CN201363252Y (en) * | 2009-03-13 | 2009-12-16 | 珠海格力电器股份有限公司 | Air make-up compressor with non-return device |
| CN202001303U (en) * | 2011-02-22 | 2011-10-05 | 珠海格力电器股份有限公司 | Compressor and air conditioning system provided with same |
-
2011
- 2011-02-22 CN CN2011100428398A patent/CN102644592A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2507047B2 (en) * | 1989-05-09 | 1996-06-12 | 松下電器産業株式会社 | Two-stage compression rotary compressor |
| CN1420964A (en) * | 2000-03-30 | 2003-05-28 | 三洋电机株式会社 | Multi-stage compressor |
| CN1450267A (en) * | 2002-04-09 | 2003-10-22 | 赵之海 | Vortex compressor with gas compensation function |
| CN1532409A (en) * | 2003-03-25 | 2004-09-29 | 乐金电子(天津)电器有限公司 | Exhaust gas quide structure of closed compressor |
| CN201310464Y (en) * | 2008-10-24 | 2009-09-16 | 珠海格力电器股份有限公司 | Scroll compressor with air supplementing structure |
| CN201363252Y (en) * | 2009-03-13 | 2009-12-16 | 珠海格力电器股份有限公司 | Air make-up compressor with non-return device |
| CN202001303U (en) * | 2011-02-22 | 2011-10-05 | 珠海格力电器股份有限公司 | Compressor and air conditioning system provided with same |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953997A (en) * | 2012-10-26 | 2013-03-06 | 珠海格力电器股份有限公司 | Rotary compressor with compression pump separated from motor |
| CN105333599A (en) * | 2014-07-08 | 2016-02-17 | 海信（山东）空调有限公司 | Air replenishing and enthalpy increasing air conditioning system |
| CN106151049A (en) * | 2015-04-07 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioning system |
| CN107859624A (en) * | 2017-10-09 | 2018-03-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and there is its air conditioner |
| CN108412764A (en) * | 2018-04-16 | 2018-08-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and cooling cycle system and air conditioner |
| WO2020042457A1 (en) * | 2018-08-31 | 2020-03-05 | 珠海格力电器股份有限公司 | Air conditioning system, and compressed oil supply apparatus and control method therefor |
| CN112771273A (en) * | 2018-09-14 | 2021-05-07 | 东芝开利株式会社 | Rotary compressor and refrigeration cycle device |
| CN112771273B (en) * | 2018-09-14 | 2023-03-14 | 东芝开利株式会社 | Rotary compressor and refrigeration cycle device |
| CN109538473A (en) * | 2018-12-14 | 2019-03-29 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of double-stage compressor and air-conditioning system |
| CN110594159A (en) * | 2019-09-06 | 2019-12-20 | 珠海凌达压缩机有限公司 | Compressor exhaust method, compressor and refrigeration system |
| CN110617645A (en) * | 2019-10-23 | 2019-12-27 | 珠海凌达压缩机有限公司 | Carbon dioxide compressor and refrigerating system thereof |
| CN112229084A (en) * | 2020-10-26 | 2021-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Multistage compressor, electric appliance and control method |
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Application publication date: 20120822 |