门架旋转作业法用于高空吊装

Hoisting High Above Ground Using Turning Portal-type Frame

在石油化工装置大型设备的技术改造和检修作业中 ,针对现场施工空间小、现有吊装设备无法满足施工要求的情况 ,介绍了因地制宜设置简单可靠的吊装机具 ,完成吊装作业的方法—门架旋转作业法的成功应用。

In view of, in the modification and maintenance of petro-chemical unit, the limited working space and inability of available hoisting equipment to meet hoisting installation requirements, a simple and reliable hoisting tool used is introduced taking account of the construction conditions.\;