The experimental study for moderate and high temperature heat pump working fluids had been done in the improved test system.
在改进后的实验台上，进行了中高温热泵工质循环性能实验研究。
Optimal design is done for water to water moderate and high temperature heat pump system from the viewpoint of saving energy and materials.
开展中高温热泵技术研究，具有拓展热泵节能技术的应用空间、提供工业余热资源回收利用手段的节能与环保意义。
Based on the performance experiment on the new refrigerant HTR01 and the data analysis, a large-scale machine of medium-high temperature heat pump could be designed.
通过对新工质HTR01的大量热工性能试验，以及对试验结果的误差和性能分析，为中高温水源热泵大型样机的设计提供了基础。
The concept of Associated Coefficient of Performance was presented, and the feasibility of air-conditioning system assisted by medium-high temperature heat pump was analyzed.
提出了联合性能系数的概念，分析了利用中高温热泵辅助太阳能空调系统的可行性。
High temperature oil pump with self heat radiating system, do not require water for cooling pump body, simple structure, smaller size, cost, performance is very reliable.
高温油泵采用自热散热系统，不需要用水来冷却泵体，结构简化，体积变小，运行成本降低，性能却非常可靠。
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.
但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
Two-stage heat pump system is an important research direction which can acquire high temperature working fluid.
双级热泵系统是获得高温工质的一个重要研究方向。
At the same time, because of structural limitations, steering pump on a typical installation in the vehicle next to the engine, the ambient temperature very high, thus turning more serious heat pump.
同时，由于受结构的限制，转向液压泵在整车上一般安装于发动机旁，环境温度很高，因而转向液压泵发热更为严重。
Water source heat pump (WSHP) replaces cooling towers with underground constant temperature water, and has the characteristics of high efficiency energy-saving.
水源热泵用地下恒温水源代替冷却塔，具有高效节能的特性。
With the change of environmental temperature, the air sourced heat pump water heater will frost in winter and the low pressure will be too high in summer.
随着环境的变化，热泵热水机将出现冬季结霜，夏季出现低压压力过高的现象。
Environmental impact analysis for district heating by geothermy associated with high temperature water source heat pump;
地热温室是采用地热为热源供热的一种温室 ，通过调查研究设计了一套地热温室的采暖系统。
As a heat transfer medium with water, electrical heating heating up, through high temperature forced circulation pump heating.
以水为传热介质，电加热升温，通过高温水泵强制循环供热。
As a heat transfer medium with water, electrical heating heating up, through high temperature forced circulation pump heating.
以水为传热介质，电加热升温，通过高温水泵强制循环供热。
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