清管产物对天然气管道内检测的影响

Influence of Pigging Products on In-line Inspection for Gas Pipeline

文中通过分析黑粉的质量、组分和粒径,对管道内检测现场提出了一些建议。内检测对清管杂质的质量要求应该根据实际情况确定,在检测过程中采取必要的措施防止黑粉中自燃物带来的危害。准备必要的过滤器配件,防止黑粉对过滤器的影响。

Some recommendations are offered according to the analyses of the quality,composition and particle size of black powder.The quality requirement of pigging impurities for in-line inspection shall be determined according to the actual situation,and some necessary measures must be taken to prevent the harm caused by spontaneous combustion in black powder.The necessary filter accessories shall be prepared to prevent the impact of black powder on the filter.