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影响热网水力稳定性的若干因素分析 【英文篇名】 Several factors affecting hydraulic stabilityof heating network 【作者中文名】 韩晓红; 陈光明; 邹平华; 【作者英文名】 By Han Xiaohong Zhejiang University; Hangzhou; China; Chen Guangming and Zou Pinghua; 【作者单位】 浙江大学; 哈尔滨工业大学; 【文献出处】 暖通空调, Hv 比压降; 数学模型; 热网; 最佳比摩阻; 【英文关键词】 hydraulic stability; specific pressure drop; mathematical model; heating network; optimal specific frictional head loss; 【摘要】 通过实例分析了不同位置比压降对管网水力稳定性的影响 ,并在此基础上给出最佳比摩阻的求解过程 ,为便于求解和工程应用 ,引入局部阻力系数、平均比摩阻的推导及泵站费用的概念。 【英文摘要】 With an example, analyses the influence of the specific pressure drop in different position on the hydraulic stability of heating network. Presents the process solving the optimal specific frictional head loss. Introduces the local resistance coefficient, average specific frictional head loss and pump station cost in order to simplify solving process and project application.