低压湿式气柜维护维修规程.pdf

低压湿式气柜维护检修规程二○○七目录1总则···························································································612完好标准·····················································································613低压湿式气柜的维护······································································623.1维护····················································································623.2常见故障及处理方法·······························································634低压湿式气柜的定期检查································································645低压湿式气柜的修理······································································655.1检修周期及内容·····································································655.2检修方法及质量标准·······························································675.3气柜的补漏···········································································705.4防腐····················································································736试车与验收··················································································757维护检修安全注意事项···································································79６０1总则1.1适用范围参照原化学工业部颁布的《低压湿式气柜维护检修规程》(HG25007－91)以及《金属焊接结构湿式气柜施工及验收标准》(HJG212－83)等有关技术标准、资料编制本规程。本规程适用于水煤气气柜和燃料气气柜(5000m3螺旋导轨式低压湿式气柜，以下简称为“气柜”)的维护检修。1.2结构简述低压湿式气柜是可变容积的储存气体的设备，一般用于储存城市煤气、化工生产中的原料气、半水煤气或水煤气及其它气体。在化工生产中除起着均衡系统负荷和缓冲作用外，同时也具有对工艺气体净化除尘的作用。低压湿式气柜主要由水槽、中节、钟罩、外导架、导轨、进气室、出气室、进气立管、出气立管、最高(最低)限位装置、配重等部件构成。中节、钟罩依靠导轨、导轮在水槽中自由升降而改变储气容积。按升降形式可以分为螺旋导轨式、外导架直升式、无外导架直升式等三种。2完好标准2.1零、部件2.1.1各零部件完整齐全，质量符合要求。2.1.2最高、最低限位联锁、讯号、自动放空装置等齐全,灵敏，准确。2.1.3管道、管件、阀门、支架等安装合理、牢固、完整，涂色符合要求。2.1.4防腐、保温、防冻、避雷、防静电、照明等设施完整有效,符合要求。2.2运行性能2.2.1各塔节升降正常，压力均衡，无脱轨、卡轨等现象。2.2.2导轮、导轨润滑良好，油杯齐全，油质符合要求。2.2.3无异常的震动，塔节间无摩擦，导轮座及导轮连接螺栓无松动。2.2.4储气量到达设计要求或查定能力。2.3技术资料2.3.1设备技术档案齐全、准确。应具有：.1施工单位所提供的气柜交工文件，包括1.钢材、配件和焊接材料的合格证书；学习文档仅供参考2.主体结构的组装记录及排版图；3.气柜底板严密性试验记录；4.气柜焊缝的检查记录，水槽壁焊缝的无损探伤记录；5.气柜总体试验记录；6.气柜防腐记录；7.基础沉陷观察记录；8.设计变更文件。.2安装使用说明书。.3设备履历卡片。.4设备总装配图、主要零部件图及易损件图样。.5设备运行累计时间。.6设备缺陷及历年事故情况记录。.1.7设备检修、试验与技术鉴定记