Presents main reasons of the compressor damaged in winter by analyzing an accident of the wind cooling heat - pump unit. Gives some Suggestions for the user and the producer.
通过对一起风冷热泵机组压缩机损坏事故的分析，提出机组冬季损坏的主要原因，并提出一些意见和建议供用户和生产厂家参考。
A deep analysis was conducted to the reasons for the wear of main oil pump thrust pad for nationalized 300mw unit and the solution methods for such problems were proposed.
对国产300 MW汽轮机主油泵推力瓦磨损的原因进行了较深入的分析，并提出了解决该问题的方案。
Then on the principle of optimizing design the working condition of ground source heat pump system is analyzed. According to the performance of the unit each main component is designed.
然后本着优化设计的原则对地源热泵系统的设计工况进行了分析，根据其工作特点对机组各主要部件进行了设计。
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