建筑加压供水的动力节能技术 Energy saving techniques of pressurized water supply systems in buidings.pdfVIP
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建筑加压供水的动力节能技术 Energy saving techniques of pressurized water supply systems in buidings
建筑加压供水的动力节能技术 赵世明 高 峰 (中国建筑设计研究院,北京100044) 摘要建筑加压供水的动力节能技术包括用户末端节能、输配水管道节能、供水加压设施节能。 用户末端节能技术主要有控制用水点无效出水量和最不利点少用倒流防止器。输配水管道节能技 术主要有:采用经济流速选管径,减少管网的阻力损失,管网竖向分区采用分组水泵。供水加压设施 节能技术主要有:充分利用城市供水压力,削减变频供水装置的无效扬程,机组运行效率能固定在高 效区的供水方式。 关键词建筑节能技术二次加压供水动力能耗 of water in Energysavingtechniquespressurizedsupplysystemsbuidings Zhao Shiming,GaoFeng Architecture 100044,China) (China DesignResearchGroup,Betiing of water Abstract:The supplysystem dynamicenergysavingtechniquesbuildingpressurized includethe ofterminal and pressurized energysaving users,transportingdistributingpipes,and water ofterminalusers consistsofthecontrolof supplyequipments.Theenergysaving mainly favorable invalidwaterrelease and the ofbackflow attheleast point reducingusage preventer of and involves the diameter energy transportingdistributingpipes selectingpipe point.Thesaving oneconomic thelossesin differentfor based pipenetwork,and pumps velocity,decreasing using verticaldivision.The of water of full energysavingpressurizedsupplyequipmentscomprisestaking ofthe water downthe waterheadof advantagecity supplypressure,cuttingover-high watering
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