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Abstract:
一种替代R502的混合制冷剂及其制备方法和应用,在低温Ⅰ工况下,按质量百分比,该混合制冷剂由1~68%的氟乙烷、19~98%的丙烯和1~32%的丙烷组成,低温Ⅱ工况下由1~22%的氟乙烷、29~78%的丙烯和21~49%的丙烷组成。制备时将氟乙烷、丙烯和丙烷按比例在液态下混合均匀即可。该混合制冷剂ODP=0,GWP<12,环境性能极好。蒸发压力、冷凝压力、压比、标准沸点、排气温度与R502很相近,滑移温度小于2K,循环性能系数、单位容积制冷量均优于R502,单位质量制冷量远高于R502,标准容积制冷量稍低于R502,可作为R502的替代物,并且可以大幅度减少制冷剂的充灌量,减少能源消耗。
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Patent Info :
Type: 发明专利
Patent No.: CN201410455415.8
Filing Date: 2014-09-09
Publication Date: 2015-01-07
Pub. No.: CN104263322A
Applicants: 西安交通大学
Legal Status: 在审
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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