Chrome Extension
WeChat Mini Program
Use on ChatGLM

榆林低渗透气藏产水原因及其对开发的影响

Inner Mongolia Petrochemical Industry(2008)

Cited 23|Views5
No score
Abstract
低渗透气藏常存在气水同产现象,其原因及其对气藏开发的影响受到很多油藏工程师的关注。本文通过对低渗透、气水同产气藏资料的统计和分析,解释了低渗透气藏产水的类型为凝析水、原始地层水和边、底水;孔喉毛管力作用导致气水同层,存在高气水过渡带,致使所有气井产水;在非均质条件下,某含气饱和度的气水界面并非水平面,而是呈不规则的起伏界面;气井产水导致井底附近地层导流能力降低、井筒积液降低生产井生产压差;平面上气井产水存在较大差异,局部区域产水量大,影响气藏开发。
More
Translated text
Key words
Drawdown pressure,Gas/water transition zone,Low permeability,Water gas contact,Capillary force,Flow conductivity,Water/gas ratio
AI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined