外浮顶油罐清洗死角区及其防爆措施

外浮顶油罐内部存在许多清洗死角区，残余油气很难排除，并容易引发事故。列出了外浮顶油罐容易忽视的死角区域，提出了在清洗过程中应采取的安全措施。

The Problems to be focused on in the Cleaning of Floating Roof Oil Tank

There are many spaces in the floatation pontoon of floating roof oil tank where it is difficult to clean because the oil and light gas often accumulate in it,which is easy to explode under the conditions of open fire. In this paper,the dangerous spaces to be likely neglected in the cleaning or welding job of floating roof oil tank are given,some safety measures to be taken in these jobs are presented.