Two stage compression cycle with one evaporator and intercoller/flash tank
known: refrigeration load:300kW
evaporating temperature Te=-30C
condensing temperature Tc=35C
refrigerant R717 (ammonia)
Calculate:
1.the specific refrigeration capacity(qe)
2. mass flow rates
3. the powers of compressors and COP
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然后在查氨在吸气状态下的比容、汽化潜热等……
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