Calculations are performed for various ammonia decomposition rates and various nozzle expand ratio, and the selection of heatpower and passage length are investigated also.
对不同氨分解率和膨胀比的多种情况进行了计算，并对热功率和管道长度的选择进行了分析。
2
The influence of composite relationship between cold storage ratio and energy price on the economy of combined cooling, heat and power system is studied with examples.
通过实例，研究了蓄冷比例与能源价格的复合关系对热电冷联供系统经济性的影响。
3
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency.