More detailed analysis are made on leak test of waterless gasholder, and some suggestions for revision are put forward.
对干式煤气柜严密性试验方法进行了分析和研究 ,并提出了修正意见。
In the Code for Construction and Acceptance of City and Town Gas Distribution Works(CJJ 33-2005),133 Pa pressure drop is only permitted in tightness test of gas pipeline,which means that no pressure drop is permitted,and the possibility of visual error is considered when reading manometer.
规范CJJ 33—2005对燃气管道严密性试验规定只允许有133 Pa的压力降,其含义是不允许有压力降,之所以这样规定,是考虑在读取压力计时可能产生视觉误差。
On the gas pipeline air tightness test discussion
关于燃气管道严密性试验的讨论
In the base of gas transmission and distribution engineering air tightness test essence,the article analyze every link of the test and puts forwards shortcomings and defects of air tightness test in current gas construction standard(CJJ 33—2005).
文章从城镇燃气输配工程严密性试验的本质出发,分析严密性试验的各个环节,并提出了现行燃气施工规范(CJJ33—2005)中对严密性试验规定的不足与缺陷。