页岩气分段压裂水平井产量递减快速预测新模型

姜宇玲, 陈晓宇, 包汉勇

A new model for rapid prediction of horizontal well production decline in shale gas staged fracturing： Case study of Fuling shale gas field

Yu-ling JIANG, Xiao-yu CHEN, Han-yong BAO

表1 ARPS的3种递减类型

Table 1 Three descending types of ARPS

指数递减 双曲递减 调和递减 q=qie-Dit q=qi(1+bDit)-1/b q=qi(1+Dit)-1 D=Di D=aqb，Di=aqi D=aq，Di=aqi D=Di D=11/Di+bt D=11/Di+t