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Issue:ISSN 1006-5539
          CN 51-1183/TE

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Existing Problems and Corresponding Solutions in the Blow DownSystem of Natural Gas Pipeline
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Key Words:Natural gas pipeline; Blow down; Fire; Problem; Analysis; Suggestion
Abstract:Affected by blow down vents and thermal radiation of torches, site selection of natural gas pipeline valve chambers and station yards appears to be an outstanding issue in the process of projects construction. This articlegives corresponding suggestion for improving design of natural gas blow down system based on the present situation of domestic blow down system design, construction and operation, as well as comparative analysis of current standards in China and aboard. In addition, further suggestion to revise of existing national standards is also put forward, in order to avoid divergence which may occur in safety assessment or some other sections. It is considered to help solve difficulties in site selection and landrequisition, optimize blow down operation procedure, and provide good guidance and reference to the subsequentconstruction.
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