尾气回收车间气密试验方案(最终版)..doc

目 录 1.适用范围·································································································································3 2.气密试验目的·························································································································3 3.引用文件·································································································································7 4.气密试验要求·························································································································3 5.气密试验步骤·························································································································7 6.验收标准·································································································································7 7.气密试验准备·························································································································3 8.气密试验检查·························································································································3 9.气密检查位置·························································································································4 10.气密区域划分·······················································································································8 11.安全注意事项·······················································································································5 附表1气密试验监控记录表·····································································································8 附表2气密试验盲板记录表·····································································································8 1. 适用范围 本方案适用于320还原尾气回收系统氮气管、仪表空气管、氢气管、氯化氢管、氯硅烷管、循环水管、蒸汽管、制冷剂管、冷凝水管线的吹扫，包括产品氯硅烷送至250CP-V02A～F，产品 A～E，试验用压力表应经过校验，在校验有效期内，压力表的精度不得低于1.6级压力表的满刻度值应为最大试验压力的1.52.0倍。试验时使用的压力表不得少于两块 7.4 施工单位气密保运准备工作已做好 7.5 联系仪表，在装置气密期间，同时对仪表引压管线、控制阀等进行气密 7.6 准备好精密压力表、扳手、肥皂水、刷子、洗耳球、喷壶等气密工具以及登高用的安全带、扶梯已准备