CN101936631B - Air conditioning refrigeration circulating system and air conditioner - Google Patents
Air conditioning refrigeration circulating system and air conditioner Download PDFInfo
- Publication number
- CN101936631B CN101936631B CN2010102778207A CN201010277820A CN101936631B CN 101936631 B CN101936631 B CN 101936631B CN 2010102778207 A CN2010102778207 A CN 2010102778207A CN 201010277820 A CN201010277820 A CN 201010277820A CN 101936631 B CN101936631 B CN 101936631B
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- CN
- China
- Prior art keywords
- compensator
- air conditioner
- cooling cycle
- cycle system
- refrigerant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005057 refrigeration Methods 0.000 title abstract description 28
- 238000004378 air conditioning Methods 0.000 title abstract description 9
- 239000003507 refrigerant Substances 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 28
- 238000010792 warming Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 229910001369 Brass Inorganic materials 0.000 claims description 2
- 239000010951 brass Substances 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 230000037237 body shape Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 17
- 239000002826 coolant Substances 0.000 abstract description 8
- 238000004781 supercooling Methods 0.000 abstract description 4
- 230000020169 heat generation Effects 0.000 abstract 2
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The invention provides an air conditioning refrigeration circulating system and an air conditioner, which can solve the problem brought by different coolant demand quantities by refrigeration and heating cycle in the prior art. The technical scheme is as follows: the air conditioning refrigeration circulating system comprises a compressor, a condenser, a four-way valve, a throttling device and an evaporimeter, wherein all components are connected by an online pipeline; the air conditioning refrigeration circulating system is also provided with a balance tank which is communicated with the outlet tube of the condenser via pipelines; and the body of the balance tank contacts with the E tube of the four-way valve. The invention utilizes the principles of degree of supercooling and degree of superheat, parts of coolant are stored in the balance tank during refrigeration circulation without participating in the refrigeration circulation, and parts of coolant participate in the refrigeration circulation during heat generation so as to obtain the purpose of balancing the filling amount of the coolant for refrigeration and heat generation.
Description
Technical field
The invention belongs to air-conditioning and Refrigeration Engineering technical field; Specifically; Relate to a kind of novel household idle call refrigerant compensator and use the design of the air-conditioning system of this device, relate to a kind of device of coolant injection amount when adopting degree of supercooling, degree of superheat principle to reach balance high-efficiency air-condition refrigerating/heating.
Background technology
The air-conditioner coolant injection rate how much, plays crucial effect for performance indications such as air-conditioning Energy Efficiency Ratio and heating capacities.Owing to freezing and heating the difference that circulation exists, so there is difference in the optimal refrigerant injection rate of the two.High efficiency air conditioner refrigeration and heat the optimal refrigerant charging amount and differ bigger especially, generally, it is more than kind of refrigeration cycle generally to heat circulation.With regard to the air-conditioning of 1PH, both differ greatly about 50 to 100g, because existing air-conditioning system is not considered both reasonable disposition modes, thereby can not accomplish both balances.Air conditioner refrigerating/heating is difficult to bring into play fully effectively, is restricted at aspects such as Energy Efficiency Ratio, heating capacities, and especially heating capacity and heating capacity aspect are restricted morely, make that the air-conditioner integrated performance index is difficult to realize promote comprehensively and effectively.
Summary of the invention
The invention provides a kind of air conditioner cooling cycle system and air-conditioner, it can solve the refrigeration of prior art existence and heat the problem that circulation brings the difference of refrigerant demand.
In order to reach the purpose that solves the problems of the technologies described above; Technical scheme of the present invention is that a kind of air conditioner cooling cycle system comprises compressor, condenser, cross valve, throttling arrangement and evaporimeter; And through online pipeline connection; It is characterized in that: also be provided with compensator in the said cooling cycle system, said compensator is communicated with said condensator outlet pipe through pipeline, and the tank body of said compensator and the E of said cross valve pipe contact.
Further, the E of the tank body of said compensator and said cross valve pipe contacts through soldering or the mode of tying up.
Again further, the computing formula of the internal volume V of said compensator is: V=M/ (ρ
1-ρ
2), in the formula, ρ
1Density during for the refrigerant liquid state, units/m
3, ρ
2Density during for the refrigerant gaseous state, units/m
3, the refrigerant that circulates in the system when M is cooling and warming is of poor quality, units.
One go on foot ground again, said compensator is a tank container, the import inside diameter D of compensator
1Scope is 3-7mm, the cavity D outer diameter
2Scope is 20-40mm, and the length L scope is 100mm-150mm, and wall thickness range is 0.5-1.0mm.
Through designing the compensator of suitable internal volume V, can reach the purpose of refrigerant filling quantity in balance refrigeration, the heating.
Preferably, said compensator is to be processed by TP2M material copper pipe, or adopts brass to process.
Alternatively, the scope of the refrigerant M of poor quality that circulates in the system during said cooling and warming is 50-250g.
Preferably, the scope of the refrigerant M of poor quality that circulates in the system during said cooling and warming is 100-200g.
A kind of air-conditioner is equipped with the air conditioner cooling cycle system of technique scheme.
The present invention utilizes degree of supercooling, degree of superheat principle, makes when kind of refrigeration cycle part refrigerant be stored in and does not participate in circulation in the compensator, thereby reach the balance refrigeration, heat the purpose of circulation coolant injection amount.
Because the compensator among the present invention is managed with E in the cross valve and is closely contacted each other; Compensator is in parallel by copper pipe and condensator outlet pipe; The E pipe is low temperature during refrigeration, so compensator also is low temperature because of contacting with the E pipe, a part of refrigerant is condensed into liquid state in compensator; Do not participate in circulation; Can reduce the hydrops in the condenser, increase the condenser two-phase section, improve the condenser heat exchange efficiency; And then the reduction Overall Power Consumption, improved the Energy Efficiency Ratio of kind of refrigeration cycle; The E pipe is high temperature when heating, so compensator also is high temperature because of contacting with the E pipe, refrigerant is evaporated to gaseous state in compensator, participate in circulation, thereby improved heating capacity.Our experiments show that it is about 0.6% that the Energy Efficiency Ratio of refrigeration has improved, heating capacity has improved about 5%.
Description of drawings
Fig. 1 is a compensator structure chart of the present invention;
4, compensator; D
1Be the import internal diameter; D
2Be the cavity external diameter; L is a length;
Fig. 2 is air conditioner cooling cycle system figure of the present invention;
1, compressor; 2, condenser; 2-1, condensator outlet pipe; 3, cross valve; 3-1, cross valve C pipe; 3-2, cross valve E pipe; 3-3, cross valve S pipe; 3-4, cross valve D pipe; 4, compensator; 4-1, compensator outlet copper pipe; 5, online pipe; 6, evaporimeter; 7, check valve assembly; 8, capillary;
Fig. 3 is the E pipe connected mode structure chart of compensator and cross valve in the air conditioner cooling cycle system of the present invention;
2, condenser; 2-1, condensator outlet pipe; 3, cross valve; 3-2, cross valve E pipe; 4, compensator; 4-1, compensator outlet copper pipe.
The specific embodiment
Referring to Fig. 1, as shown in Figure 1, compensator 4 is the tank containers that processed by TP2M material copper pipe, the import inside diameter D
1Be generally 3mm to 7mm, the cavity D outer diameter
2Be generally 20mm to 40mm, length L is generally 100mm to 150mm, and container wall thickness is 0.5-1.0mm.
In the present embodiment, D
1Be 5mm, D
2Be 30mm, length L is 120mm, and container wall thickness is 0.8mm.
The computing formula of the internal volume V of said compensator 4 is: V=M/ (ρ
1-ρ
2), in the formula, ρ
1Density during for the refrigerant liquid state, units/m
3, ρ
2Density during for the refrigerant gaseous state, units/m
3, the refrigerant that circulates in the system when M is cooling and warming is of poor quality, units.
The scope of the refrigerant M of poor quality that circulates in the system during said cooling and warming is 50-250g, and the preferred scope that adopts is 100-200g.
Referring to Fig. 2 and Fig. 3, compensator 4 install and use the position: compensator 4 is through compensator outlet copper pipe 4-1 and condensator outlet pipe 2-1 connection.The E pipe 3-2 of the tank body of compensator 4 and cross valve 4 contacts through soldering or the mode of tying up, thereby guarantees fully contact between the two, conducts heat with realization.In the present embodiment, both adopt brazing mode.
In the present embodiment, throttling arrangement 8 is a capillary.
Compensator 4 operation principles: E pipe 3-2 is a low temperature during refrigeration, so compensator 4 also is low temperature because contact heat transfer each other with the E pipe 3-2 of cross valve 3, refrigerant is condensed into liquid state in compensator 4, and density is ρ
1, do not participate in kind of refrigeration cycle; E pipe 3-2 is a high temperature when heating, so compensator 4 also is high temperature because contact heat transfer each other with E pipe 3-2, refrigerant evaporates in compensator 4, and gaseous density is ρ
2, thereby participate in heating circulation, the refrigerant that then circulates in the system during cooling and warming is of poor quality to be M=V (ρ
1-ρ
2), in the formula,
V is the internal volume of compensator, the m of unit
3
Density when ρ 1 is the refrigerant liquid state, units/m
3
Density when ρ 2 is the refrigerant gaseous state, units/m
3
The refrigerant that circulates in the system when M is cooling and warming is of poor quality, units
To sum up, through designing the compensator 4 of suitable internal volume V, can reach the purpose of refrigerant filling quantity in balance refrigeration, the heating.
The present invention utilizes degree of supercooling, degree of superheat principle; Make when kind of refrigeration cycle part refrigerant be stored in and do not participate in circulation in the compensator 4; And the part refrigerants in the compensator 4 are participated in circulation when heating, thereby reach the balance refrigeration, heat the purpose of circulation coolant injection amount.
Show that through experiment adopt the air-conditioner of refrigeration system of the present invention, its heating capacity has improved 100-200W, Energy Efficiency Ratio has improved 0.6% during refrigeration.
The present invention is through adding compensator 4 in refrigeration system, the problem that refrigerant demand difference is brought when having solved cooling and warming makes refrigeration and heat to be able to balance, has improved the air-conditioner integrated performance index.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (9)
1. air conditioner cooling cycle system; Comprise compressor, condenser, cross valve and evaporimeter; And through online pipeline connection; It is characterized in that: also be provided with compensator in the said cooling cycle system, said compensator is communicated with said condensator outlet pipe through pipeline, and the tank body of said compensator and cross valve E pipe contact.
2. a kind of air conditioner cooling cycle system according to claim 1 is characterized in that: the tank body of said compensator and said cross valve E pipe contact through soldering or the mode of tying up.
3. a kind of air conditioner cooling cycle system according to claim 2 is characterized in that, the computing formula of the internal volume V of said compensator is: V=M/ (ρ
1-ρ
2), in the formula, ρ
1Density during for the refrigerant liquid state, units/m
3, ρ
2Density during for the refrigerant gaseous state, units/m
3, the refrigerant that circulates in the system when M is cooling and warming is of poor quality, units.
4. a kind of air conditioner cooling cycle system according to claim 2 is characterized in that: said compensator is a tank container, the import inside diameter D of compensator
1Scope is 3-7mm, the cavity D outer diameter
2Scope is 20-40mm, and the length L scope is 100mm-150mm, and wall thickness range is 0.5-1.0mm.
5. a kind of air conditioner cooling cycle system according to claim 3 is characterized in that: said compensator is a tank body shape container, the import inside diameter D of compensator
1Scope is 3-7mm, the cavity D outer diameter
2Scope is 20-40mm, and the length L scope is 100mm-150mm, and wall thickness range is 0.5-1.0mm.
6. a kind of air conditioner cooling cycle system according to claim 4 is characterized in that: said compensator is to be processed by TP2M material copper pipe, or adopts brass to process.
7. a kind of air conditioner cooling cycle system according to claim 3 is characterized in that: the scope of the refrigerant M of poor quality that circulates in the system during said cooling and warming is 50-250g.
8. a kind of air conditioner cooling cycle system according to claim 3 is characterized in that: the scope of the refrigerant M of poor quality that circulates in the system during said cooling and warming is 100-200g.
9. an air-conditioner is characterized in that: above-mentioned any described air conditioner cooling cycle system of claim is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102778207A CN101936631B (en) | 2010-09-01 | 2010-09-01 | Air conditioning refrigeration circulating system and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102778207A CN101936631B (en) | 2010-09-01 | 2010-09-01 | Air conditioning refrigeration circulating system and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101936631A CN101936631A (en) | 2011-01-05 |
| CN101936631B true CN101936631B (en) | 2012-09-26 |
Family
ID=43390089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102778207A Expired - Fee Related CN101936631B (en) | 2010-09-01 | 2010-09-01 | Air conditioning refrigeration circulating system and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101936631B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362031A (en) * | 2018-03-29 | 2018-08-03 | 广东纽恩泰新能源科技发展有限公司 | A kind of refrigerant self-balancing heat pump system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090020305A (en) * | 2007-08-23 | 2009-02-26 | 엘지전자 주식회사 | Air conditioner |
| CN201764762U (en) * | 2010-09-01 | 2011-03-16 | 海信（山东）空调有限公司 | Refrigeration circulating system and air conditioner |
-
2010
- 2010-09-01 CN CN2010102778207A patent/CN101936631B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090020305A (en) * | 2007-08-23 | 2009-02-26 | 엘지전자 주식회사 | Air conditioner |
| CN201764762U (en) * | 2010-09-01 | 2011-03-16 | 海信（山东）空调有限公司 | Refrigeration circulating system and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101936631A (en) | 2011-01-05 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20120926 |