结果显示，改进后的热泵供热系数可达到3.856，干燥费用进一步降低。
It was shown that the improved heat pump can achieve its COP up to about 3.856, and the cost drying reduced sharply.
还表明应以整个供热系统的供热系数和一次能源利用系数来衡量各热泵系统的能量利用性。
The results also make it clear that heating coefficient and primary energy efficiency of whole heating system should be adopted to evaluate the energy utilization of each heat pump system.
通过对施工变量、运行变量的工程测量及计算得到三种规格的预制直埋供热管道与回填砂的摩擦系数样本值。
The swatch values of friction factor of three kinds of precast buried heating pipe and backfilling sand is calculated.
从凝汽机组负荷优化分配的算法出发，在此基础上推导了适用于供热机组的全局寻优法和热化做功系数法。
The global optimization method and thermo-coefficient suitable for heat supply steam turbine sets is deduced according to the optimized method for Condensing steam turbines sets.
供热系统开口运行，安全系数高。
研究结果表明，在间歇运行工况下，供热性能系数COP平均值为4。
The result shows: under the intermittent operation mode, the average value of COP is 4.
在供热机组热力系统分析计算中，完善了多重循环分析思路，构建了适于计算循环排汽系数(或再热系数)的EEDM补充方程。
In thermal system analysis of co-generation unit, the paper has perfected the analysis thought of multiple cycle, and constructed the supplement equation of the EEDM equation.
在不计燃气机缸体冷却热的条件下，一次能源利用系数仅供热时达0 .97，同时供热供冷时可达1 .74。
The primary energy ratio reaches 0.97 for heating only and 1.74 for cooling and heating concurrently, not accounting for the …
在不计燃气机缸体冷却热的条件下，一次能源利用系数仅供热时达0 .97，同时供热供冷时可达1 .74。
The primary energy ratio reaches 0.97 for heating only and 1.74 for cooling and heating concurrently, not accounting for the …
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