An experimental performance study on VCR system with 100g R600a/R290 refrigerant mixture and 100g R600a (pure isobutene) as drop in replacement of R134a was conducted . continuation running tests were performed under different length of capillary for R600a/R290 & R600a. The result showed ...
Refrigerant composition capable of replacing HFC-134adoi:CN101851490 BThe invention discloses a refrigerant composition capable of replacing HFC-134a, consisting of 2,3,3,3-tetrafluoropropene (HFO-1234yf), trans-1,3,3,3-tetrafluoropropene (HFO-1234ze (E)) and 1,1-difluoroethane (HFC-152a...
A Hydrofluorocarbon Retrofit Refrigerant for R-12 Automotive service technicians depend on Freon™ 134a (R-134a) refrigerant, a non-ozone depleting hydrofluorocarbon (HFC) replacement for R-12. Freon™ 134a is the standard in many mobile air conditioning (AC) units, and also replaces R-12...
HFC-134A HCFC-141b CHEMICALS HCFC R22 R406A R408A R409A R123 R142B R141B HFC R23 R32 R125 R143A R152A R134A R227EA R245FA R404A R407C R410A R417A R507 R236FA R152A/DME DME R407F HC R290 R600A HFO R1234yf 产品款式多样,品种...
HFC-134A& R134a freon gas auto refrigerants Description 1.Refrigerant gas r134a is a best environmental replacement for r12. 2.Refrigerant gas r134a is used as refrigerant in automobile air -conditioning ,household and com-mercial refrigerant applications. It can also be used as aerosol, f...
HFC134A refrigerant UN 3159 pure gas freon r134a technical specification Item Index Apperance colorless,transparent liquid,odaurless Purity %≥ 99.9 Moisture %≤ 0.0010 Acidity(HCI)ω %≤ 0.0001 Evaporated residue %≤ 0.005 Chlorides (CI¯)test pass Volume of Non-condensable gases(...
Uses:refrigerant, is the substitute of F22 Physical and Chemical Properties: Name of coolant R-410a Molecular weight 72.6 Boiling point(1atm), °C -51.6 Critical temperature, °C 72.13 Critical pressure, MPa 4920 Saturated vapor pressure (25°C), kPa 1653 Heat of vaporization/latent heat ...
HFC 134a as a substitute refrigerant for CFC 12 来自 Elsevier 喜欢 0 阅读量: 29 作者: HO Spauschus 摘要: In response to international protocol agreements and national regulatory actions promoted by the increasing concern for ozone depletion and the greenhouse effect, HFC 134a has emerged as a ...
3 3 33 3 3 33 Refrigerant: HFC-134a Compressor Speed (x1000r/min) TEST CONDITIONS Discharge pressure: 1.52MPa (gage) Suction pressure : 0.18MPa (gage) Sub cool :5˚C Super heat : 10˚C http-equiv="content-type"
HFC-134a refrigerant R-134a refrigerant R-1234yf refrigerant R407C refrigerant R32 refrigerant F22 refrigerant R410a refrigerant R404 refrigerant R507 refrigerant Read More>>about us Shaanxi Zhongbei Chemical Refrigeration Co., Ltd. (former China Ordins Northwest Company Chemical Refrigeration Material ...