技术中心

蒸汽供热管道沿程压力损失简易计算法 【英文篇名】 Simplified calculation of friction loss in steam heating pipe 【作者中文名】 姜永顺; 【作者英文名】 By Jiang Yongshun ★; 【作者单位】 西北建筑工程学院; 【文献出处】 暖通空调, HV 水力计算; 压力损失; 密度; 【英文关键词】 steam heating pipe; hydraulic calculation; pressure loss; density; 【摘要】 认为现行计算蒸汽供热管道沿程压力损失的方法复杂且不便电算。设定饱和蒸汽供热管道常用压力范围 ,提出简化蒸汽密度的计算方法 ,推导出直管内任意处的压力计算式 ,以此得出水力计算用的基本公式 ,使计算过程变得简单。 【英文摘要】 Holds that the existing method for calculating friction loss in steam heating pipe is complicated and not easy to realise in a computer. Based on simplified density calculation of saturated steam in steam heating pipe within a range of pressure commonly encountered, derives the basic formulas for straight pipe in steam heating systems which shows convenience in calculation.