ICS 27.100
CCS F 23
备案号: 53939-2016
准
T/CEC 651—2022
火力发电厂高低压加热器检修维护导则
Guide for maintenance of high and low pressure heaters in thermal
power station
2022-06-23 发布 2022-10-01 实施
中国电力企业联合会 发 布 《电子编加稿件》
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全国团体标准信息平台
中国电力企业联合会标准
火力发电厂高低压加热器检修维护导则
T/CEC 651—2022
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(北京市东城区北京站西街 19号 100005 http://www.cepp.sgcc.com.cn )
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T/CEC 651—2022
全国团体标准信息平台
T/CEC 651—2022
I 目 次
前言 ······························································································································· ···································· II
1 范 围 ······························································································································· ······························· 1
2 规范性引用文件 ······························································································································· ··········· 1
3 术语和定义 ······························································································································· ··················· 1
4 总 则 ······························································································································· ······························· 2
5 一般规定 ······························································································································· ······················· 2
6 高、低压加热器检修 ······························································································································· ··· 4
7 高、低压加热器维护 ······························································································································· ··· 7
8 检修总结 ······························································································································· ······················· 7
全国团体标准信息平台
T/CEC 651—2022
II 前 言
本文件按照 GB/T 1.1 —2020《标准化工作导则 第 1 部分:标准化文件的结构和起草规则》的规定
起草。
请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。
本文件由中国电力企业联合会提出。
本文件由电力行业电站汽轮机标准化技术委员会( DL/TC 07 )归口。
本文件主要起草单位:中电神头发电有限责任公司。
本文件主要起草人:冯耀东、冯黎东、蒋华、冯美荣、张进、王军、朱元涛、祝康平、李学波、
王俊山、罗伟红、辛志东。
本文件为首次发布。
本文件在执行过程中的意见或建议反馈至中国电力企业联合会标准化管理中心(北京市白广路二
条一号, 100761)。
全国团体标准信息平台
T/CEC 651—2022
1 火力发电厂高低压加热器检修维护导则
1 范 围
本文件规定了火力发电厂给水回热系统高、低压加热器检修维护的基本内容与方法,以及检修原
则性技术规定与质量要求。
本文件适用于火力发电厂给水回热系统表面式加热器。
2 规范性引用文件
下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文
件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于本文件。
GB/T 150.4 —2011 压力容器 第 4部分:制造、检验和验收
GB/T 713 锅炉和压力容器用钢板
GB/T 11651 个体防护装备选用规范
GB/T 12801 生产过程安全卫生要求总则
GB/T 17145 废润滑油回收与再生利用技术导则
GB 26164.1 电业安全工作规程 第 1部分:热力和机械
DL/T 838 燃煤火力发电企业设备检修导则
DL/T 869 火力发电厂焊接技术规程
DL/T 1115 火力发电厂机组大修化学检查导则
3 术语和定义
下列术语和定义适用于本文件。
3.1
表面式加热器 surface heater
加热蒸汽和被加热的给水不直接接触,其换热通过金属壁面进行的加热器。
3.2
检修等级 maintenance grades
以机组检修规模和停用时间为原则,将火力发电企业机组的检修分为 A、B、C、D四个等级。
3.3
A级检修 A class maintenance
对发电机组主要设备进行全面的解体检查和修理,以保持、恢复或提高设备性能。辅助设备应根
据设备状况的设备技术要求进行检查和修理。
3.4
B级检修 B class maintenance
针对机组某些设备存在问题,对机组部分设备进行解体检查和修理。 B 级检修可根据机组设备状
态评估结果,有针对性地实施部分 A级检修项目或定期滚动检修项目。
全国团体标准信息平台
T-CEC 651—2022 火力发电厂高低压加热器检修维护导则
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