Centrifual cold-water machine unit freon-12 substituted refrigeration agent
A chiller and refrigerant technology, applied in the direction of heat exchange materials, chemical instruments and methods, etc., can solve problems such as increased costs, vibration of compressors, and failure to work normally, and achieve the effect of reducing the greenhouse effect
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Embodiment 1
[0033] Example 1: 15% of chlorodifluoromethane (HCFC-22), 50% of 1,1,1,2,3,3,3-heptafluoropropane (HFC-227ea) and 35% of 1-chloro - 1,2,2,2-Tetrafluoroethane (HCFC-124). The three substances are physically mixed in the liquid phase.
Embodiment 2
[0034] Example 2: 35% HCFC-22, 40% HFC-227ea and 25% HCFC-124 were physically mixed in the liquid phase.
Embodiment 3
[0035] Example 3: 30% HCFC-22, 45% HFC-227ea, 20% HCFC-124 and 5% isobutane (HC-600a) were physically mixed in the liquid phase.
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