carries out a series of test of THR03, an environment friendly refrigerant for replacement of HCFC-22,covering its environmental characteristics, basic properties, the thermal performance of the air conditioner using this refrigerant, properties and aging test of the compressor, its flammability and ma...
refrigeration/ HCFC-22 replacementretrofit HFC refrigerantstwo-stage refrigeration plantlow temperatureHCFC-22 refrigerantThe world community has committed to eliminate the HCFC-22 refrigerant to a series of deadlines according to the agreements taken during the 19th Montreal Protocol meeting in September ...
CFCs,HCFCs类制冷工质的替代评述与展望 河南理工大学 杨运良☆ 涂中强 摘 要 从环保,经济性和使用安全性角度分析了各自的特点和局限性。指出环境不友好的过渡性替代物的应用会走 技术改造的弯路,造成巨大的经济损失。并指明:只要采取适当措施就可以使用环境性能经济性能都很好的碳氢类物质作为现在的和...
Further more, HFC-161 was employed to replace HCFC-22 as a refrigerant. The result showed that HFC-161 exhibits superior properties than HC-290 in the field of HCFC-22 replacement. In other words, HCF-161 is a promising HCFC-22 substitute. Keywords C-161 HCFC-22 HC-290 Replace 0 ...
a fluorocarbon that is replacing chlorofluorocarbon as a refrigerant and propellant in aerosol cans; considered to be somewhat less destructive to the atmosphere HCFC 例句 1.DuPont exports gas to Mexico — the top foreign destination for American-made HCFC-22 — because it makes more of the coo...
Experiments were conducted to obtain row-by-row heat transfer data during condensation of downward-flowing zeotropic refrigerant mixture HGFC-123/HFC-134a on a 3脳15 (columns脳rows) staggered bundle of horizontal low-finned tubes. The va... H Honda,HTN Takata - 《Reports of Institute of Advanc...
CFC和HCFC替代物 4) HCFC replacement HCFC替代 例句>> 5) HCFC refrigerant HCFC物质 6) HCFC-141b hydrate HCFC-141b水合物 1. Influences of ultrasonic waves frequencies on HCFC-141b hydrate crystallization process; 超声波频率对HCFC-141b水合物结晶过程的影响研究补充...
5) HCFC refrigerant HCFC物质 6) HCFC replacement HCFC替代 例句>> 补充资料:HCFC 分子式:CAS号:性质:是烷烃中部分氢原子被氯、氟所取代的化合物。原称“氟里昂”。此类化合物有HCFC-22、HCFC-141b、HCFC-142b等,虽然对臭氧层的破坏次于CFC,但也是被国际上公认的消耗臭氧层物质,将被逐步替代,并继CFC之...
EXPERIMENTAL STUDY ON HFC-161 MIXTURE AS AN ALTERNATIVE REFRIGERANT TO HCFC-22 HFC-161混合物作为HCFC-22替代制冷剂的实验研究 5. import substitute and export substitute 进口替代与出口替代 6. Acting or serving in place of someone or something else; substituted. 替代的代替某人或某物活动的或服务...
Its ODP is zero, no damage to ozonosphere and GWP is smaller than HCFC-22 and available replacement R407C, R41 OA. Working pressure and compressure ratio are similar to HCFC-22. Without substantially altering main parts in system, said refrigerant can replace HCFC-22 on long term basis, ...