致密低渗气藏水平井水平段长度优化设计  

Optimization of Horizontal Section Length for Horizontal Well in Tight Gas Reservoir

作　　者：田文忠[1] 

机构地区：[1]中国石化西南油气分公司,四川成都610016

出　　处：《天然气技术与经济》2013年第3期21-23,77-78,共3页Natural Gas Technology and Economy

摘　　要：水平井技术是致密气藏有效开发的重要手段之一。水平段长度是影响水平井产能、气藏采收率和开发效益等技术经济指标的主要因素。综合运用产能公式法、类比法、数值模拟法、经济优化法等方法,确定水平段的最优长度,在新场沙溪庙组气藏水平井开发中取得了较好的开发效果和经济效益。Horizontal-well technology is one of the important tools to develop tight gas reservoir effectively.Horizontal section length is the main factor to affect such technical and economical indexes as horizontal-well productivity,and recovery factor and development benefits of gas reservoir.The optimum horizontal section length may be determined by means of some methods,including productivity formula,analogy,numerical simulation and economic optimization.This determination was applied to developing horizontal wells in Shaximiao Formation,Xinchang area.And better development effect and economic benefits have also obtained.

关 键 词：致密低渗气藏 水平井 最优长度 优化设计 产能公式法 数值模拟法 

分 类 号：TE243[石油与天然气工程—油气井工程]