March 2019, Vol. 246, No. 3


Over-Pressure Protection for Natural Gas Distribution Systems

By John Deveau, Baker Hughes Natural gas is an abundant fuel that is used for both industrial and residential energy and is one of the few energy sources that is delivered directly into our homes. Because it’s also a flammable, potentially explosive fluid, utilities and distribution companies are required to prioritize safety and devote focus to their protection systems to prevent accidents.   As we have seen in recent events, even with that knowledge and safety precautions in place, it is still possible for something to potentially go wrong.   Every natural gas system is designed and approved for a maximum allowable operating pressure (MAOP). Pressure regulation or control devices are us

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