计算了一次蒸汽经减温减压后的火用损失。
The exergy loss of primary steam after temperature and pressure reduction is calculated.
分析表明,传热不可逆损失是火用损失的主要部分,占40%。
Further, the exergy analysis reveals that the irreversibility of heat transfer (40 percent) is the major source of exergy destruction.
进而通过热力系统单元的划分,利用火用分析法计算得出系统的火用损失分布规律,并绘制出火用流图。
Then through modules division of the thermal system, calculated distribution of energy loss using energy analysis system, and draw a flow diagram.
采用能流结构图直观地分析了甲苯吸收乙烯分离工艺,揭示了系统火用损失发生的主要部位和原因,说明了系统的节能效果。
The main locations and reasons of exergy loss are illustrated by energy-flow framework diagram. The effects of energy conservation is discussed.
提高热媒炉(火用)效率的关键是降低燃烧过程和传热过程的炯损失。
The key for increasing exergy efficiency of heat medium heater is to reduce the lost of exergy during combustion and heat transfer period.
结果表明(火用)损失和化学反应及传热速率成正相关。
The results show that the exergy loss is directly proportional to the rates of chemical reaction and heat transfer.
结果表明,压缩机(火用)损失接近系统总输入(火用)的50%,床层(火用)损失接近30%,冷却器(火用)损失为9。 39%,废气带走的(火用)为5。 73%; 总(火用)效率为8。 51%。
It is showed that the exergy loss ofthe compressure is nearly50% of total input exergy and the bed column almost30% the coler 9.39% the waste gas 5.73% the total energy efficiency is only8.51%.
对换热器的热量(火用)损失和(火用)效率进行了分析。
Heat exergy loss and exergy efficiency of heat exchangers are analyzed.
在能量转移系统中,应该采用容积膨胀减压方式减少减压环节的可用能损失;合理利用低温排气的冷量火用可以提高气动发动机能量转移系统的总能量效率。
The expander can reduce exergy loss in pressure reducing process, and the utilization of cryogenic exergy of air-powered engine exhaust is useful to improve the total energy efficiency.
举例说明不可逆过程(火用)损失及其图示。
The exergy loss during irreversible process is elucidated by...
举例说明不可逆过程(火用)损失及其图示。
The exergy loss during irreversible process is elucidated by...
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