1) two-stage compression refrigeration
两级压缩制冷
2) two-stage vapor compression refrigeration cycle
两级蒸气压缩制冷循环
3) two-stage compression
两级压缩
1.
Compound system of heat pump air-conditioning and refrigerator with two-stage compression
两级压缩式热泵空调与冰箱复合系统
2.
Compared two-stage compression with single-stage compression on the terms of piston loadings and refrigeration work consumption,it is concluded that the two-stage compression has the features of lighter loadings.
讨论了大型压缩机中广泛应用的分级压缩在小型斜盘压缩机中的应用,采用MATLAB程序得出活塞受力规律,计算一个热力循环过程中的压-焓值变化大小,从动力性能、制冷功率消耗等方面对斜盘压缩机两级压缩与单级压缩进行比较,得出两级压缩比单级压缩受力更小、节省功耗,从而得出两级压缩具有更好的综合性能的结论。
3.
In order to improve the performance of the transcritical CO2-refrigeration system, the mathematical models for the single-stage expander cycle and for four types of two-stage compression cycles without expanders were developed and their performance was analyzed.
为了提高CO2跨临界制冷系统的性能,建立了单级膨胀机循环与4种不带膨胀机的两级压缩循环的数学 模型,并进行了性能计算。
4) two stage compression
两级压缩
1.
This paper analyzed the performance of CO 2 transcritical two stage compression cycle, and contrasted it with one stage system.
结果表明 ,采用两级压缩可提高 CO2 循环的 COP,相同工作条件下 ,两级压缩与单级压缩系统相比 ,其 COP可提高 5 %左右 ;一定的蒸发温度下 ,CO2 循环的最佳冷却压力在 9。
2.
The results show that N2O plays a better comprehensive performance than CO2 in transcritical two stage compression expander refrigeration cycle.
将天然工质N2O用于跨临界循环,建立了相应的理论模型,比较了CO2和N2O用于跨临界两级压缩膨胀制冷循环的性能。
5) two-stage compressor
两级压缩机
6) compression refrigeration
压缩制冷
1.
Comparison with ammonia absorption refrigeration technique and compression refrigerationcraft in economic efficiency;
氨吸收制冷工艺与压缩制冷工艺的经济效益比较
2.
Research and analysis of the new cycle with super-subcooling single stage ammonia compression refrigeration system;
带过冷的氨单级压缩制冷系统新流程的分析研究
3.
But it is difficult for ordinary refrigeration devices to meet their demands, so ammonia absorption refrigeration, ammonia compression refrigeration and p.
在煤和石油化工中,通常需要大型的制冷装置,特别是以煤为原料,生产甲醇和合成氨的化工厂,其中的煤气净化工段所需冷量较大、制冷温度较低,一般为-15℃或-38℃,一般的制冷装置很难满足要求,通常采用的制冷方案有氨吸收制冷、氨压缩制冷和丙烯压缩制冷等。
补充资料：滚动转子式制冷压缩机
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条