川渝气田天然气水合物防治技术研究与应用进展

Natural gas hydrate prevention technology and its application progress in Sichuan and Chongqing gas field

针对川渝气田冬季生产过程中的水合物堵塞问题,中国石油西南油气田公司在天然气水合物防治及管理技术方面开展了大量研究工作,取得了重要研究成果和较好的冰堵防治效果。结合近年来川渝地区含硫气田冬季生产水合物堵塞现状,分析总结了发生水合物堵塞的主要原因,介绍了川渝气田在天然气水合物形成预测、天然气水合物动力学抑制剂产品开发与现场应用、水合物堵塞防治措施、天然气水合物防治和管理技术方面的研究与应用进展,提出了发展方向。

Aiming at the plugging of natural gas hydrate in the development of Sichuan and Chongqing gas field in winter,PetroChina Southwest Oil and Gasfield Company has carried on a lot of researches on the prevention and management technology of natural gas hydrate and gained some important research results and better prevention effects.Based on the present situation of the plugging of natural gas hydrate in Sichuan and Chongqing sour gas field in winter recently,this paper analyzed and summarized the main reasons of hydrate plugging,introduced the research and application development on the prevention of natural gas hydrate and management technology such as the prediction of natural gas hydrate formation in Sichuan and Chongqing oil and gas field,the development and field application of the kinetic hydrate inhibitors,and put forward the development direction.