技术中心

【英文篇名】 The Choice and Analysis of the Air-conditioning Water System parallel Pumps 【作者中文名】 王刚; 崔明辉; 【作者英文名】 Wang Gang Cui Minghui（Hebei university of science and technology; Shiajiazhuang; 050018）; 【作者单位】 河北科技大学; 【文献出处】 制冷与空调(四川), Refrigeration nbsp; 期刊荣誉：ASPT来源刊 CJFD收录刊 【关键词】 水泵; 节能; 空调; 【英文关键词】 pump; energy saving; air-conditioning; 【摘要】 分析了空调水系统中水泵选择时应注意的方面,并通过泵的性能曲线(两台水泵为例)与水管道特性曲线对定频泵并联、定频泵,变频泵并联、变频泵并联三种组合方式下水泵的运行状况进行了分析,通过对比得出三种组合方式中变频泵并联方式最为节能,定频泵、变频泵并联次之,定频泵并联节能较差。 【英文摘要】 the article analyses the noticing aspects of selecting pumps about the air-conditioning water system;and by the pump curve and pipe curve analyses running situations of 3 assembled forms-parallel constant speed pumps、parallel constant speed pump and variable speed pump、parallel variable speed pumps,at last concludes that the parallel variable speed pumps form save energy most best,parallel constant speed pump and variable speed pump save energy better,parallel constant speed pumps save energy bad.