DLT468-2004电站锅炉风机选型和使用导则.pdf

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1、ICS27.100F22备案号:13560-2004EIL中华人民共和国电力行业标准DL/T468一2004代替DL468一1992电站锅炉风机选型和使用导则Guideontypeselectionandapplicationforpowerboilerfans2004-03-09发布2004-06-01实施中华人民共和国国家发展和改革委员会发布DL/T468一2004目次前言················。···。··············································。······

2、···········································⋯⋯H1范围··················································································································⋯⋯12规范性引用文件······························。···························································

3、·········⋯⋯13定义····。········································································································。····⋯⋯14设计与制造·········································································································⋯⋯45风机的选择············

4、·····························································································⋯⋯56风机的安装·········································································································⋯⋯67风机的运行··················。···。·························

5、·························································⋯⋯68风机的噪声·..............................................................................................................89风机的试验与验收··································。··········································

6、···················⋯⋯810风机的系统设计·.....................................................................................................I1附录A(规范性附录)选择风机需要的资料·....................................................................19附录B(资料性附录)评定风机报价书需要的资料·................

7、...........................................22DL/T468一2004fl0吕本标准是根据原国家经贸委200()年度电力行业标准制、修订计划项目(电力「2000170号文)的安排，对DL468-1992《电站锅炉风机选型和使用导则》进行修订而编制的。本标准是推荐性标准本标准与DL468-1992相比，其编写与主要技术内容变化如下:—依照DL/T600-2001的规定对编写进行了相应的改动。—定义和术语依据GBIT1236-2000进行了修改和扩充。—增加了提高风机安全可靠性的内容

8、。如热一次风机允许的最高进口温度由300℃提高到4000C且应符合JB/T8822-1998《高温离心通风机技术条件》的规定;叶轮静强度设计应采用准确度较高的有限元分析方法，且应考虑动强度问题;对采用变速调节的风机，必须进行轴系扭振计算，避免发生轴系扭转振动;风机设计人员应对风机进出口管道布置提出推荐性