CN101671542A - Refrigerant composition - Google Patents
Refrigerant composition Download PDFInfo
- Publication number
- CN101671542A CN101671542A CN200910018489A CN200910018489A CN101671542A CN 101671542 A CN101671542 A CN 101671542A CN 200910018489 A CN200910018489 A CN 200910018489A CN 200910018489 A CN200910018489 A CN 200910018489A CN 101671542 A CN101671542 A CN 101671542A
- Authority
- CN
- China
- Prior art keywords
- hfc
- c2h4f2
- tetrafluoeopropene
- refrigerant
- refrigeration agent
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
- C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
- C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
- C09K5/045—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
- C09K2205/10—Components
- C09K2205/12—Hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
- C09K2205/10—Components
- C09K2205/12—Hydrocarbons
- C09K2205/126—Unsaturated fluorinated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
- C09K2205/22—All components of a mixture being fluoro compounds
Abstract
The invention provides a refrigerant applied to an automobile air conditioner for replacing HFC-134a. The refrigerant contains 2,3,3,3-tetrafluoropropylene (HFO-1234yf) and 1,1-difluoroethane (HFC-152a) or isobutane (HC-600a); a preparation method is achieved by physically mixing various components according to corresponding mixture ratio under liquid phase. The refrigerant is equivalent to the physical property of the HFC-134a, is compatible with pipelines and components of the prior HFC-134a system, has safe use, higher refrigeration efficiency and quite low slipping temperature, is free from damaging an atmospheric ozone layer and has quite low GPW value and shunt replacement fee. The refrigerant can be used as a replaced refrigerant of the HFC-134a of the automobile air conditioner.
Description
Technical field
The invention belongs to refrigerant art, relate to a kind of refrigerant composition, relate in particular to a kind of being applied to and substitute 1,1,1 in the automotive air-conditioning system, the refrigerant composition of 2-Tetrafluoroethane (HFC-134a).
Background technology
1,1,1,2-Tetrafluoroethane (HFC-134a) is widely used in fields such as automative air conditioning and some other refrigeration system, but because its chamber effect potential value (GWP value) is higher, is CO
21430 times, and the automative air conditioning operation condition is complicated and changeable, the refrigeration agent spillage is bigger, thereby bigger to the contribution of global warming, automative air conditioning has also become one of refrigeration air-conditioner of the high GWP value of first batch of forbidding refrigeration agent thus.The requirement of fluorine-containing greenhouse gases (F-gas) the control rules of having passed through according to European Union: from January 1st, 2011, European Union will forbid that the automative air conditioning of new production uses the GWP value greater than 150 refrigeration agent; On January 1st, 1 day 1 January in 2011 six in the period of, the vehicle in use air-conditioning will be in proportion progressively eliminated the GWP value greater than 150 refrigeration agent; From on January 1st, 2017, will forbid that all automative air conditionings use GWP values greater than 150 refrigeration agent.Therefore, refrigerating and air conditioning industry (especially automative air conditioning) uses the refrigeration agent of low GWP value to become trend and inevitable, and the research and development of carrying out relevant substitute is extremely urgent.
At present, international community mainly is carbonic acid gas (CO to HFC-134a alternate research direction in the automative air conditioning
2), 1,1-C2H4F2 C2H4F2 (HFC-152a), 2,3,3,3-tetrafluoeopropene (HFO-1234yf) and some mixing medium schemes, but these schemes respectively have relative merits, still are not very desirable, also do not form clear and definite alternative orientation.Wherein, use CO
2Chamber effect potential value is low, not flammable, but its need redesign and optimization system, cost height, system pressure height, efficiency low; Use 1,1-C2H4F2 C2H4F2 (HFC-152a) system reform is few, efficiency is high, the refrigeration agent cost is low, but its combustibility is strong, need secondary circuits system, compressor exhaust temperature higher; Use 2,3,3,3-tetrafluoeopropene (HFO-1234yf) system reform is few, combustibility is weak, compressor exhaust temperature is lower, but its efficiency is lower, refrigerating duty is less, refrigeration agent cost height.In addition, when selecting the mixing medium scheme, take all factors into consideration except needs the factors such as environmental protection, rerum natura, efficiency, cost,,, need the slip temperature of mixture as far as possible little for the ease of care and maintenance because automobile air-conditioning refrigeration agent spillage is bigger.
In the existing mixing medium substitute technology, patent application US20080026977 and CN200780035213.6 disclose the mixture of tetrafluoeopropene and seven fluorine butylene composition, but its slip temperature is big, cost is higher; Patent application US20080308763, US7524805 and CN200580022108.X disclose HFO-1234ze and have been selected from binary or the multicomponent mixture that HFC-152a, HFC-227ea, HFC-134a, HFC-125 form, but if it is when being used for substituting HFC-134a or efficiency is lower, cold is less or the GWP value is higher or slip temperature is bigger; Patent application US20080075673 discloses the mixture of HFO-1234ze and hydrocarbon polymer composition, but its slip temperature is big, combustibility is stronger; Patent application US20060022166 and CN200580019019.X disclose the mixture of HFO-1234yf and HFO-1225yeZ composition, but its slip temperature is big, cost is higher; Patent application US20060019857 and CN200580019197.2 disclose HFO-1234ze and CF
3The mixture that I forms, but because CF
3The ODP value of I is recently determined and non-vanishing, so its mixture still has certain destruction to atmospheric ozone layer; Patent application US20060043331 and CN200580021136.X disclose HFO-1234ze and CO
2The mixture of forming, but it is if pressure is higher when being used for substituting HFC-134a, slip temperature is bigger.
In addition, patent application CN200610049650.0 discloses the mixture of HFC-161 and HFC-152a composition; Patent application CN200610052120.1 discloses the mixture that HFC-161, HFC-152a and HC-600a or HC-600 etc. form; Patent application US20060116310 and US20060025322 disclose HFC-152a and CF
3The mixture that I forms; Patent application CN200510119566.7 discloses CF
3The mixture that I, HC-600 and HC-600a form; Patent application US2003178597 discloses HC-600a, HFC-152a and CO
2The mixture of forming; Patent application JP11199863 discloses CF
3The mixture that I, HC-600, HC-600a and HFC-152a form; Patent application CN98101170.5 discloses the mixture of HFC-152a, HC-600 and HC-600a composition; Patent application WO9529210 discloses the mixture of HFC-152a and HC-600a composition.These mixtures are compared with HFC-134a all has lower GWP value, but these mixtures exist or stronger combustibility is arranged, or has bigger slip temperature, or bad with existing automotive air-conditioning system compatibility, or efficient is lower, or problem such as cost an arm and a leg.
Summary of the invention
The present invention is intended to research and develop a kind of refrigeration agent that automotive air-conditioning system substitutes HFC-134a that is used for, make alternative refrigerants newly developed should with the HFC-134a rerum natura quite, with the pipeline and the parts compatibility, safe in utilization of existing HFC-134a system, higher refrigerating efficiency is arranged again, but also otherwise destroy atmospheric ozone layer, the GWP value is low as far as possible, and very little slip temperature is arranged.
The refrigerant composition of alternative HFC-134a of the present invention, by 2,3,3,3-tetrafluoeopropene (HFO-1234yf) and 1,1-C2H4F2 C2H4F2 (HFC-152a) is formed, and wherein each component is as follows, is mass percent:
2,3,3,3-tetrafluoeopropene: 50～95%
1,1-C2H4F2 C2H4F2: 50～5%.
Preferably, the refrigerant composition of alternative HFC-134a of the present invention, component is as follows, is mass percent:
2,3,3,3-tetrafluoeopropene: 60～90%
1,1-C2H4F2 C2H4F2: 40～10%.
And, the refrigerant composition of alternative HFC-134a of the present invention, except comprising 2,3,3,3-tetrafluoeopropene (HFO-1234yf) and 1 outside the 1-C2H4F2 C2H4F2 (HFC-152a), also contains Trimethylmethane (HC-600a), and wherein each component is as follows, is mass percent:
2,3,3,3-tetrafluoeopropene: 50～90%
1,1-C2H4F2 C2H4F2: 5～48%
Trimethylmethane: 2～5%.
In the said components 2,3,3,3-tetrafluoeopropene (HFO-1234yf), its molecular formula is CH
2CFCF
3, molar mass is 114.04g/mol, and normal boiling point is-29.35 ℃, and critical temperature is 94.7 ℃, and emergent pressure is 3.375MPa.
1,1-C2H4F2 C2H4F2 (HFC-152a), its molecular formula is CHF
2CH
3, molar mass is 66.05g/mol, and normal boiling point is-24.0 ℃, and critical temperature is 113.3 ℃, and emergent pressure is 4.52MPa.
Trimethylmethane (HC-600a), its molecular formula are CH (CH
3)
3, molar mass is 58.12g/mol, and normal boiling point is-11.7 ℃, and critical temperature is 134.7 ℃, and emergent pressure is 3.63MPa.
The preparation method of refrigerant composition provided by the invention, be with 2,3,3,3-tetrafluoeopropene (HFO-1234yf) and 1,1-C2H4F2 C2H4F2 (HFC-152a), perhaps 2,3,3,3-tetrafluoeopropene (HFO-1234yf), 1,1-C2H4F2 C2H4F2 (HFC-152a) and Trimethylmethane (HC-600a) carry out physical mixed by its corresponding mixture ratio and get final product under liquid phase state.
The present invention has the following advantages and beneficial effect:
A. environmental performance
The environmental performance that table 1 has been listed the present invention and HFC-134a compares, as can be seen, ozone layer destroying potential value of the present invention (ODP) is zero, can not destroy atmospheric ozone layer, chamber effect potential value (GWP) is very low, less than 100, compares HFC-134a and has reduced the discharging potential more than 95%, satisfy of the environmental requirement of current European Union, also meet HFC-134a alternate long term growth environmental requirement fully the automobile air-conditioning refrigeration agent.
Table 1 environmental performance relatively
| Refrigeration agent | ??HFC-134a | The present invention |
| ??ODP | ??0 | ??0 |
| GWP (100 years) | ??1430 | ??10～64 |
B. thermal parameter:
The thermal parameter that table 2 has been listed the present invention and HFC-134a compares, in vaporization temperature is that 62 ℃, temperature of superheat are that 10 ℃, supercooling temperature are that 5 ℃ and compressor efficiency are under 80% the operating condition of test for-1 ℃, condensing temperature, the force value of vaporizer side refrigeration agent is slightly high than HFC-134a, the force value of condenser side refrigeration agent is lower slightly than HFC-134a, but it is all very approaching with HFC-134a, so not only can obtain littler compression ratio, reduce the compressor wasted work, and satisfy the pressure requirement of direct filling to substitute; Compressor exhaust temperature and HFC-134a are suitable, without detriment to the long-term stability operation of compressor; And slip temperature of the present invention is very little, can think a kind of azeotropic mixture, not only can strengthen the heat exchange in two devices, and the composition of mixture can be thought and do not change when take place leaking, and is of value to the maintenance and the maintenance of automative air conditioning.
Table 2 thermal parameter relatively
| Refrigeration agent | ??HFC-134a | The present invention |
| Evaporating pressure (bar) | ??2.83 | ??2.87～3.04 |
| Condensing pressure (bar) | ??17.78 | ??16.90～17.36 |
| Compression ratio | ??6.28 | ??5.69～5.90 |
| Exhaust temperature (℃) | ??86.17 | ??81.26～91.93 |
| Slip temperature (℃) | ??0 | ??0.0～0.1 |
C. thermal property
The thermal property that table 3 has been listed the present invention and HFC-134a compares, and COP value of the present invention is suitable with HFC-134a, not only improved the efficiency of the alternative HFC-134a of tetrafluoeopropene, and some proportioning has also shown certain energy-saving effect; Volume refrigerating capacity compressor and HFC-134a are also suitable, the low deficiency of cold when not only having overcome tetrafluoeopropene and substituting HFC-134a, and also some proportioning has also shown bigger refrigerating duty.
Table 3 thermal property relatively
| Refrigeration agent | ??HFC-134a | The present invention |
| ??COP | ??1 | ??0.98～1.05 |
| Volume refrigerating capacity compressor | ??1 | ??0.98～1.04 |
D. directly charge performance
And, through meeting the material compatibility verification experimental verification of international standard regulation, metallic substance, plastic material and resilient material etc. in the present invention and the crude HFC-134a system all are compatible, need not the parts and the pipeline of the system that changes in the transition course that substitutes HFC-134a; In addition, verify through the lubricating oil compatibility test, ester class oil (POE) and alcohols oil (PAG) that binary mixture of the present invention and HFC-134a system use mix, and tertiary mixture not only mixes with ester class oil (POE) and alcohols oil (PAG), and the mineral oil lower with price (MO) mixes.Therefore, the present invention not only with the pipeline and the parts compatibility of existing HFC-134a system, need not to change pipeline component and lubricating oil, but also can be oil change the lower mineral oil of price (MO), will reduce the transition expense in the HFC-134a alternative Process so greatly.
In sum, the rerum natura of the present invention and HFC-134a quite, with the pipeline and the parts compatibility, safe in utilization of existing HFC-134a system, have higher refrigerating efficiency, very little slip temperature again, and do not destroy atmospheric ozone layer, the GWP value is very low, satisfy of the environmental requirement of current European Union to refrigeration agent, also meet HFC-134a alternate long term growth requirement, it is low to substitute the transition expense, is a kind of ideal substitute of HFC-134a in the automative air conditioning.
Embodiment
In order to help understanding to refrigeration agent of the present invention and advantage thereof, enumerate several specific embodiments below, wherein the ratio of each component is mass percent.
Embodiment 1: with 2,3,3 of mass percent 50%, and 1 of 3-tetrafluoeopropene and mass percent 50%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 2: with 2,3,3 of mass percent 60%, and 1 of 3-tetrafluoeopropene and mass percent 40%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 3: with 2,3,3 of mass percent 75%, and 1 of 3-tetrafluoeopropene and mass percent 25%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 4: with 2,3,3 of mass percent 80%, and 1 of 3-tetrafluoeopropene and mass percent 20%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 5: with 2,3,3 of mass percent 90%, and 1 of 3-tetrafluoeopropene and mass percent 10%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 6: with 2,3,3 of mass percent 95%, and 1 of 3-tetrafluoeopropene and mass percent 5%, two kinds of materials of 1-C2H4F2 C2H4F2 carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 7: with 2,3,3 of mass percent 50%, and 1 of 3-tetrafluoeopropene, mass percent 48%, three kinds of materials of the Trimethylmethane of 1-C2H4F2 C2H4F2 and mass percent 2% carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 8: with 2,3,3 of mass percent 76%, and 1 of 3-tetrafluoeopropene, mass percent 21%, three kinds of materials of the Trimethylmethane of 1-C2H4F2 C2H4F2 and mass percent 3% carry out under liquid phase after the physical mixed as refrigeration agent.
Embodiment 9: with 2,3,3 of mass percent 90%, and 1 of 3-tetrafluoeopropene, mass percent 5%, three kinds of materials of the Trimethylmethane of 1-C2H4F2 C2H4F2 and mass percent 5% carry out under liquid phase after the physical mixed as refrigeration agent.
In vaporization temperature is that 62 ℃, temperature of superheat are that 10 ℃, supercooling temperature are that 5 ℃ and compressor efficiency are that the environmental parameter of the foregoing description refrigeration agent, physical parameter and thermal property are listed in the table 4 under 80% the operating mode for-1 ℃, condensing temperature.
The environmental parameter of table 4 refrigeration agent, physical parameter and thermal property
Remarks: * represents the corresponding ratio with HFC-134a, and wherein COP is the coefficient of performance.
The parameters of the present invention and HFC-134a and performance compare as can be seen from Table 4, and ozone layer destroying potential value of the present invention (ODP) is zero, can not destroy atmospheric ozone layer, and chamber effect potential value (GWP) is very low, less than 100.
The force value of vaporizer side refrigeration agent of the present invention is slightly high than HFC-134a, the force value of condenser side refrigeration agent is lower slightly than HFC-134a, but all very approaching with HFC-134a, so not only can obtain littler compression ratio, reduce the compressor wasted work, and satisfy the pressure requirement of direct filling to substitute; And slip temperature of the present invention is very little, can think a kind of azeotropic mixture, not only can strengthen the heat exchange in two devices, and the composition of mixture can be thought and do not change when take place leaking, and is of value to the maintenance and the maintenance of automative air conditioning.
COP value of the present invention is suitable with HFC-134a, not only improved the efficiency of the alternative HFC-134a of tetrafluoeopropene, and some proportioning has also shown certain energy-saving effect; Volume refrigerating capacity compressor and HFC-134a are also suitable, the low deficiency of cold when not only having overcome tetrafluoeopropene and substituting HFC-134a, and also some proportioning has also shown bigger refrigerating duty.
Metallic substance, plastic material and resilient material etc. in the present invention and the crude HFC-134a system are compatible; In addition, ester class oil (POE) and alcohols oil (PAG) that binary mixture of the present invention and HFC-134a system use mix, and tertiary mixture not only mixes with ester class oil (POE) and alcohols oil (PAG), and the mineral oil lower with price (MO) mixes.Therefore, the present invention not only with the pipeline and the parts compatibility of existing HFC-134a system, need not to change pipeline component and lubricating oil when alternative, but also can be oil change the lower mineral oil of price (MO), will reduce the transition expense in the HFC-134a alternative Process so greatly.
Claims (4)
1. the refrigerant composition of an alternative HFC-134a is characterized in that this refrigeration agent contains 2,3,3,3-tetrafluoeopropene and 1, and two kinds of materials of 1-C2H4F2 C2H4F2, its component concentration is respectively:
2,3,3,3-tetrafluoeopropene: 50～95%
1,1-C2H4F2 C2H4F2: 50～5%
Be mass percent.
2. kind as claimed in claim 1 substitutes the refrigerant composition of HFC-134a, comprising:
2,3,3,3-tetrafluoeopropene: 60～90%
1,1-C2H4F2 C2H4F2: 40～10%
Be mass percent.
3. the refrigerant composition of alternative HFC-134a as claimed in claim 1 is characterized in that this refrigeration agent also contains Trimethylmethane, and its component concentration is respectively:
2,3,3,3-tetrafluoeopropene: 50～90%
1,1-C2H4F2 C2H4F2: 5～48%
Trimethylmethane: 2～5%
Be mass percent.
4. the preparation method of the refrigerant composition of alternative HFC-134a as claimed in claim 1, be with 2,3,3,3-tetrafluoeopropene (HFO-1234yf) and 1,1-C2H4F2 C2H4F2 (HFC-152a), perhaps 2,3,3,3-tetrafluoeopropene (HFO-1234yf), 1,1-C2H4F2 C2H4F2 (HFC-152a) and Trimethylmethane (HC-600a) carry out physical mixed by its corresponding mixture ratio and get final product under liquid phase state.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910018489A CN101671542A (en) | 2009-09-29 | 2009-09-29 | Refrigerant composition |
| PCT/CN2010/001465 WO2011038570A1 (en) | 2009-09-29 | 2010-09-21 | Refrigerant composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910018489A CN101671542A (en) | 2009-09-29 | 2009-09-29 | Refrigerant composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101671542A true CN101671542A (en) | 2010-03-17 |
Family
ID=42018967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910018489A Pending CN101671542A (en) | 2009-09-29 | 2009-09-29 | Refrigerant composition |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101671542A (en) |
| WO (1) | WO2011038570A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014202017A1 (en) | 2013-06-21 | 2014-12-24 | 浙江蓝天环保高科技股份有限公司 | Mixed refrigerant |
| WO2015000367A1 (en) | 2013-07-05 | 2015-01-08 | 浙江蓝天环保高科技股份有限公司 | Environment-friendly near-azeotropic mixed refrigerant |
| CN105038711A (en) * | 2015-07-30 | 2015-11-11 | 天津大学 | Mixed refrigerant containing 1,1-difluoroethane |
| CN106893557A (en) * | 2015-12-18 | 2017-06-27 | 浙江省化工研究院有限公司 | A kind of heat transfer compositions and its application |
| CN107057647A (en) * | 2017-06-21 | 2017-08-18 | 合肥嘉仕诚能源科技有限公司 | It is a kind of for refrigerant of air-conditioning and preparation method thereof |
| CN111253912A (en) * | 2020-03-20 | 2020-06-09 | 珠海格力电器股份有限公司 | Environment-friendly mixed refrigerant replacing R290 |
| CN113025279A (en) * | 2021-02-09 | 2021-06-25 | 浙江衢化氟化学有限公司 | Composition containing fluoroolefin and preparation method thereof |
| CN113366274A (en) * | 2019-01-30 | 2021-09-07 | 大金工业株式会社 | Air conditioner in warehouse |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10174235B2 (en) | 2017-03-01 | 2019-01-08 | Haier Us Appliance Solutions, Inc. | Low global warming potential binary refrigerant mixture with comparable energy efficiency to R-134a and a lower heat of combustion |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109971428B (en) * | 2005-03-04 | 2021-08-10 | 科慕埃弗西有限公司 | Compositions comprising fluoroolefins |
| JP5546726B2 (en) * | 2007-12-26 | 2014-07-09 | Ｊｘ日鉱日石エネルギー株式会社 | Refrigerator oil and working fluid composition for refrigerator |
-
2009
- 2009-09-29 CN CN200910018489A patent/CN101671542A/en active Pending
-
2010
- 2010-09-21 WO PCT/CN2010/001465 patent/WO2011038570A1/en active Application Filing
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014202017A1 (en) | 2013-06-21 | 2014-12-24 | 浙江蓝天环保高科技股份有限公司 | Mixed refrigerant |
| WO2015000367A1 (en) | 2013-07-05 | 2015-01-08 | 浙江蓝天环保高科技股份有限公司 | Environment-friendly near-azeotropic mixed refrigerant |
| US11549042B2 (en) | 2013-07-05 | 2023-01-10 | Zhejiang Lantian Environmental Protection Hi-Tech Co., Ltd. | Environmentally friendly near-azeotropic mixed refrigerant |
| CN105038711A (en) * | 2015-07-30 | 2015-11-11 | 天津大学 | Mixed refrigerant containing 1,1-difluoroethane |
| CN106893557A (en) * | 2015-12-18 | 2017-06-27 | 浙江省化工研究院有限公司 | A kind of heat transfer compositions and its application |
| CN106893557B (en) * | 2015-12-18 | 2020-03-03 | 浙江省化工研究院有限公司 | Heat transfer composition and application thereof |
| CN107057647A (en) * | 2017-06-21 | 2017-08-18 | 合肥嘉仕诚能源科技有限公司 | It is a kind of for refrigerant of air-conditioning and preparation method thereof |
| CN113366274A (en) * | 2019-01-30 | 2021-09-07 | 大金工业株式会社 | Air conditioner in warehouse |
| CN111253912A (en) * | 2020-03-20 | 2020-06-09 | 珠海格力电器股份有限公司 | Environment-friendly mixed refrigerant replacing R290 |
| WO2021184735A1 (en) * | 2020-03-20 | 2021-09-23 | 珠海格力电器股份有限公司 | Environmentally friendly mixed refrigerant for replacing r290 |
| CN113025279A (en) * | 2021-02-09 | 2021-06-25 | 浙江衢化氟化学有限公司 | Composition containing fluoroolefin and preparation method thereof |
| CN113025279B (en) * | 2021-02-09 | 2023-07-25 | 浙江衢化氟化学有限公司 | Composition containing fluoroolefin and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011038570A1 (en) | 2011-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101671542A (en) | Refrigerant composition | |
| CN112391145B (en) | Environment-friendly hydrocarbon mixed refrigerant replacing R134a and application thereof | |
| CN101157849A (en) | Environment-friendly type refrigerant | |
| CN110878195B (en) | Coolant containing trifluoroiodomethane, mixture containing coolant and heat exchange system | |
| CN109897607B (en) | Heat pump mixed working medium and application | |
| CN101671543B (en) | Environment-friendly refrigerant | |
| CN110843457A (en) | Automobile air conditioner heat pump system adopting environment-friendly refrigerant | |
| CN103965836B (en) | Environment-friendly refrigerant for automobile air conditioner and preparation method of refrigerant | |
| CN101735774A (en) | Environmental-protection refrigerating agent replacing R410A | |
| CN100489050C (en) | Refrigerant composition | |
| CN101020812B (en) | Environment protection refrigerant composition | |
| CN102241962A (en) | Composition with low global warming potential (GWP) value | |
| CN100500793C (en) | Refrigerant capable of directly filling to substitute R22 | |
| CN102229793A (en) | Refrigerant with low GWP value | |
| CN101775268A (en) | Refrigerant compound for substituting for R410A | |
| CN111423852A (en) | Ternary refrigeration composition and refrigeration device comprising same | |
| CN102229794A (en) | Refrigerant composition with low GWP (Global Warming Potential) value | |
| CN100489051C (en) | Ternary mixed refrigerant composition | |
| CN103289648A (en) | Environmentally-friendly energy-saving refrigerant capable of substituting R134a | |
| CN113549427B (en) | Environment-friendly mixed refrigeration working medium, refrigerant and refrigeration system | |
| CN104610919A (en) | Environment-friendly refrigerant suitable for low-temperature freezing system | |
| CN106543963B (en) | Environment-friendly refrigeration composition | |
| CN112409992B (en) | Ternary environment-friendly mixed refrigerant, preparation method thereof and refrigeration system | |
| CN101486893B (en) | Mixed refrigerant suitable for high temperature environment refrigerating air-conditioning apparatus | |
| CN102161881A (en) | Ternary mixed refrigeration agent composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100317 |