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【英文篇名】 Pump head matching in distributed power system 【下载频次】 ☆ 【作者】 符永正; 李玲玲; 周传辉; 【英文作者】 Fu Yongzheng; Li Lingling and Zhou Chuanhui Wuhan University of Science and Technology; Wuhan; China; 【作者单位】 武汉科技大学; 【文献出处】 暖通空调 , Heating Ventilating nbsp; 期刊荣誉：中文核心期刊要目总览 ASPT来源刊 中国期刊方阵 CJFD收录刊 【中文关键词】 动力分散系统; 水泵; 扬程; 匹配; 【英文关键词】 distributed power system; pump; head; matching; 【摘要】 采用求解回路压力平衡方程组的方法确定动力分散系统中诸多水泵的扬程。对于在热(冷)源和各支路均设泵的系统,水泵扬程有多解,考虑约束条件,选定第一个支路的水泵扬程之后,即可确定其他水泵的扬程。对于在热(冷)源和各供回水干管管段上均设泵的系统,并且一对对应的供回水干管采用相同的水泵,则方程组可解。干线上设泵的其他系统形式,水泵扬程也均有唯一解。 【英文摘要】 Determines the pump head in the distributed power system by utilizing the pressure balance loop equations.To the system that pumps are set up on the cold and heat sources and branches,the equations of pump head have multi-solutions,considering restraint factors,when the pump head in the first branch has been defined,the others can also be determined.To the system that pumps are set up on the cold and heat sources and supply-return water main lines,and the couple supply-return water main lines use the same p...