蓬莱镇组

新场气田蓬莱镇组气藏XP2井加砂压裂效果解析数模

A Analytical Model for Evaluating Sand Fracturing Effects in XP_2 Well in the Xinchang Gas Field

大足石刻砂岩是上侏罗系蓬莱镇组下部地层，具有典型长石砂岩的成分特征和溶蚀胶结结构。

The carved sandstone of Dazu county in Sichuan is a stratum under the Pen-laizhen group of late Jurassic .

本文从蓬莱镇组浅层气藏的储层特征入手，找出产生速敏效应的潜在因素；

The potential factors of causing damages to reservoirs due to the inappropnriate flowing velocity are analysized in this article .

蓬莱镇组气藏是川西北地区新场气田成组气藏中的主力气藏，加砂压裂改造储层取得重大进展。

Gas reservoirs situated in Penglaizhen sector are major ones in northwest area , reservoir improvements make significant development by sand fracturing .

隐伏断层切穿工区蓬莱镇组的泥页岩盖层，油气保存条件受到一定程度的破坏。

Drape of mud and shale of J_3P was pierced by concealed fault and it destroys petroleum reserved condition to some extent .

通过对蓬莱镇组Ⅲ、Ⅳ段亚相类型和沉积格局的研究，确定了研究区范围内蓬Ⅲ、Ⅳ段以湖泊三角洲沉积为主，夹少量正常湖泊沉积。

Having a study of the surface 's types and sedimentary framework in this work area , we confirm the fact that the sedimentary types of it are mainly lake delta deposit whereas a small part is normal lake deposit .

新场蓬莱镇组气藏属构造背景下的岩性气藏，气层内部非均质很强，气井之间连通性较差，且封盖条件差异也较大；

Penglai group gas reservoir in Xinchang gas field belongs to lithologic gas reservoir under the structural background , heterogeneity in the gas reservoir is strong , connectivity between the gas layers is poor , difference of sealing condition is also big .