珠海电厂240m烟囱钢内筒气顶倒装施工工艺  

PNEUMATIC JACKING REVERSE CONSTRUCTION WORKMANSHIP FOR 240 m CHIMNEY INTERNAL STEEL TUBE OF ZHUHAI COAL POWER PLANT

作　　者：彭孝雄 

出　　处：《建筑技术》2000年第7期462-464,共3页Architecture Technology

摘　　要：珠海电厂240m烟囱钢内筒施工采用常规的吊具 ,先组装适当高度的钢内筒顶段 ,加上密封封头、内底座等构件 ,以压缩空气为动力 ,将组装过程中的钢内筒自身化为顶升工具 ,在逐步接高中逐步上升 ,取得了既安全又经济的效果。In the construction of 240 m chimney internal steel tube of Zhuhai coal power plant,normal hoist was firstly used to fix top section of internal steel tube to an appropriate height.Seal cap,internal bottom base and other elements were then fixed and rest internal steel tubes,as part of hoist tool,were raised gradually by pneumatic jack.This is a safe and economical method.

关 键 词：烟囱 钢内筒 气压顶升 外保温 拉杆 发电厂 

分 类 号：TU761.2[建筑科学—建筑技术科学] TM621[电气工程—电力系统及自动化]