Improvement and Application of Surge Reliever in Long-distance Pipelines

Work principle of nitrogen surge reliever and its issues in application are introduced.In allusion to problems in nitrogen surge reliever, double control self-operated surge reliever is developed with a sound running effect.This surge reliever not only overcomes shortcomings existed in nitrogen surge reliever, but also increases safety factor exponentially, which can provide a reliable safeguard for steady operation of long-distance pipelines.