GB/T 12145-1999火力发电机组及蒸汽动力设备水汽质量.pdf

ics27.060.30 198 搏8 中 华 人 民 共 和 国 国 家 标 准 GB/T12145-1999 火力发电机组及蒸汽动力设备水汽质量 Qualitycriterionofwaterandsteam forgeneratingunitandsteampowerequipment 1999一03一23发布 1999一10一01实施 国家 质 董靛技 术 业盆督 局 发布 Gs/T12145-1999 目 次 前言 ，。·····························”···“························”······················，······················“·… 工 1 范围 ···················“························“·“·············””····“··········，·，·····················…… 1 2 引用标准 ·······“·“···”······，·············‘·············，·················””·”···，，·····“·“·“···”·1 3蒸汽质量标准 .·1 4锅炉给水质量标准 ······························““··”···········“··”········”··············…·… 一‘ 2 5汽轮机凝结水质量标准 ，··················.，··················································……’·’··‘·…3 6 锅炉炉水质量标准 ·················································································“·“····…… 3 7 补给水质量标准 ········································，”············“·····“····，··… ’二二‘’二”’··…’二4 8 减温水质量标准 “·“·“···，···，··，··”···”···‘.·，········，·······················，············“·.·，···.一· 5 9疏水和生产回水质量标准 ···”··········‘················，”·········“·············……’· ‘“·‘·‘’二5 10热网补充水质量标准二‘一‘ 5 11水内冷发电机的冷却水质量标准························…….，·························……’..’二二‘’·‘’’·5 12停、备用机组启动时的水、汽质量标准··············..·······…… “……”·..·..·..················..…… 6 13水汽质量劣化时的处理·····”···················……”···..····..·················..·····…·… “····……6 GB/T 12145-1999 前 言 本标准于1989年 12月首次制定颁发，至今已有8年之久。近年来，大容量、亚临界、超临界机组和 直流炉以及新型水处理设备相继投入运行。以300MW机组为主力机组的迅速发展，使水处理及热力 设备防腐防垢技术和水汽品质监控技术水平都有了较大的提高。提出了新的科研成果和总结了新的经 验，给修订该标准提供了重要的技术依据。 依据国标GB/T1.1-1993《标准化工作导则 第1单元:标准的起草与表述规则 第1部分:标准 编写的基本规定》对GB/T12145-1989的体例等内容进行了修订。