DL/T 909

📋 Scope / 适用范围 ai_extracted

本标准规定了火力发电厂正压气力除灰系统性能验收试验的原则和方法。 本标准适用于燃煤锅炉所配正压气力除灰系统的性能验收或鉴定试验、运行试验。其他物料的正 压气力输送系统可参照执行。

📝 Foreword / 前言 ai_extracted

范围····，·····‘··········“‘···，·，···““·········“····，···“‘··，，····‘····，··················”，······‘···，····‘·‘·1 规范性引用文件·················‘·············································，···································⋯⋯1 试验组织和试验大纲··············⋯⋯‘········································································⋯⋯1 试验条件及要求····························，····················，·················································⋯⋯1 试验项目···········································································································⋯⋯2 测量仪表和测点布置·············································，···········，··········，·········，，············，⋯⋯2 试验方法和计算···············，·。·············································，···········，··········，··········，·⋯⋯3 试验报告·................................................................................................................. 7 内 乙 内 、 4 l f d 6 7 只 附录A(资料性附录) 试验数据综合表··‘·‘····························，···‘·················”··········，，⋯‘二8 DL/T909 一 2004 前 言 本标准是根据原国家经济贸易委员会《关于下达2001年度电力行业标准制、修订计划项目的通知》 (电力【2001] 44号)要求制定的。 为适应燃煤电厂节水、环保和资源综合利用等的要求，越来越多的火力发电厂开始采用正压气力 除灰系统。由于正压气力除灰系统在我国的应用历史较短、型式也比较多样，目前缺乏统一的验收和 试验标准。鉴于除灰系统的安全稳定运行对火电机组的安全可靠性有直接影响，为了使电厂用户在对 正压气力除灰系统进行性能验收或鉴定时有章可循、有据可依，本标准在广泛调查国内各种类型的正 压气力除灰系统的系统组成、设备性能、运行可靠性等的基础上，提出了对我国火电机组正压气力除 灰系统的关键性能参数进行验收试验的内容和方法。 本标准的附录A是资料性附录。 本标准由中国电力企业联合会提出。 本标准由电力行业电站锅炉标准化技术委员会归口并解释。 本标准起草单位:国电电力建设研究所。 本标准主要起草人:李向阳、李新生、陈志高。 DL/T909 一 2004 正压气力除灰系统性能验收试验规程

📚 References & Relations / 引用与关联