堵水

由于钻新井比补层、堵水等常规增油措施的投资成本大很多，一旦部署井位不当极易造成新井产能低，造成极大的经济损失。

The investment cost of drilling a new well is much larger than reperforating , water control and other regular measures of increase of oil , once deployed , well sites improper can easily result in low productivity of new well , resulting in great economic losses .

粘土水泥浆性能及其堵水机理的研究

Properties of clay cement grout and mechanism of water control

我刚撞上了一堵水墙。

I was just hit by a wall of water .

PI决策技术在油田调剖堵水技术中的应用

The Application of PI Decision Technology on Water Plugging and Profile Control in Oilfield

PHP堵水技术的注入新工艺

New Technology for Injecting PHP Solution into Well

在PI决策技术效果逐年变差的情况下，研究并发展了油井分层堵水技术。

Since the effect of PI control technology was getting deteriorated , the technology of separate layer water plugging has been studied and developed .

Zr（Ⅳ）交联的聚丙烯酰胺（PAM）冻胶在压裂和调剖堵水等采油作业中起着重要作用。

The gel of polyacrylamide ( PAM ) crosslinked with Zr (ⅳ) compound performs an important role in oil production operations such as fracturing , water plugging and profile modification .

应用拟连续介质、Darcy定律和岩体裂隙网络的随机模拟对裂隙岩体堵水的注浆参数进行了解算。

This paper , resolves the injecting parameters of ponding the cracked rocks using imitate continuous medium , Darcy law and random simulate of rocks ' crack network .

堵水效果评价指标有堵水前后油井注水压力、日注水量、启动压力、视吸水指数、PI值、吸水面的变化。

Water plugging effect evaluation index have before and after water injection pressure , water Wells , note water , start-up pressure , depending on the bibulous index , PI value , bibulous the change .

在剩余油分布特征研究的基础上，选取A15井进行堵水以控制底水锥进；

Based on the residual oil distribution analysis , well A15 is selected for water blocking to control the bottom water coning ;

目的：从油田实际出发，解决高含水期非均质油藏水井区块整体堵水调剖过程中的各种问题。方法：使用PI决策技术。

This paper studies how to use the PI technology to solve various problems existed in the process of shutting off water and controlling profile in heterogeneous reservoirs at high water-cut stage from the practice in oilfield .

结果表明：ST胶的堵水率可达到90%左右，ST胶水膨体的破裂压力已超过23MPa，堵水、固砂效果良好。

The study instructed the result of blocking-water and consolidated sandstone is better : the blocking-water ratio of ST glue more than 90 % , the fracture pressure of ST glue water swelling body higher than 23 MPa .

IPCS技术的目的就在于改善高含水期堵水调剖提高采收率的作用。

IPCS technology was aimed at improving the effection that water shutoff and profile control enhance recovery efficiency factor .

新型YH-103复合堵水堵漏剂的研究与应用

Research and application of YH-103 composite water shutoff / sealing agent

PI决策技术具有快速、实用、操作简单的特点，适用于复杂断块油田高含水期调剖堵水要求，具有良好的推广前景。

PI decision-making technique has the advantages of fast , practical and easy to operate and can meet the need of profile correction and water-plugging at high water cut stage in complex fault block reservoirs , thus has a bright prospect of deployment .

本文在充分调研国内外有关理论与技术基础上，综合了RE决策技术、注水井井口压降决策技术（PI决策）等技术，建立了区块整体调剖、堵水决策系统所需的各种理论模型；

RE decision-making technology , decision-making technology ( PI decision-making ) of injection wellhead pressure drawdown are integrated on the base of sufficient investigation of relative theory and technology , thus established the theoretical models needed to whole block profile control and water-plugging decision-making system .

XN-PP调剖堵水体系的研究及性能评价

Evaluation of water shutoff system XN-PP

本文介绍近年来三个矿井利用C-S双液浆和化学浆处理井壁淋水的方法、材料、反应机理和堵水效果。

This paper is introduced the method , grouted materials , principles and effects of sealing water in shaft wall with C-S grout and chemical grout on three shafts in recent years .

同时还可用于MTC技术和废弃钻井液的固化，由于流动时稠化时间长，静止时迅速凝固，因此，可用于堵漏和堵水；

This material can also be used in MTC technology , to convert the waste drilling fluid into cement slurry . For its feature of long thickening time in flowing and fast solidification in static , it can be used in lost circulation plugging and water plugging .

针对注水开发油田选择性堵水的急需，研制了一类新型油溶性聚合物选堵剂JHXD。

A new kind of oil soluble polymer JHXD as selective water shutoff agent was prepared based on the requirement of selective plugging in water injected oilfields .

试验结果表明，FD-2型封堵剂的堵水率高，耐冲刷能力强，并可首先进入渗透率较大的井段，实现选择性堵水。

The results showed that the plugging agent had high water - plugging rate and good resistance to flushing . It plugged water selectively by entering the well stratum with high permeability first .

中原油田化学堵水调剖技术的发展历程与发展方向探讨

Development of Chemical Water-Plugging and Profile-Adjusting Technologies in Zhongyuan Oil Fields

地面注浆堵水充填骨料工艺技术

Process technology of gobbing aggregate in ground grouting for water shut-off

水下隧道施工中的注浆堵水设计探讨

Design of Water Plugging during Grout Injection in Underwater Tunnel Construction

调剖堵水设备设计初探

Design of Device for Modification of Injection Profile and Water Control

可视化水平井模型中的堵水实验研究

Water Plugging Study by 2D Visual Plate Model of Horizontal Well

油井堵水概念的内涵及其技术关键

Comprehension of water shutoff in oil wells and its technical keys

并对调剖堵水等工艺措施的适应性进行了评价。

The suitability of profile control and water plugging is evaluated .

体膨型颗粒类堵水调剖技术的研究

Research of expansion grain chemical for water shutoff and profile control

为提高水平井堵水的效果提供了依据和参考数据。

It guides to improve water shut-off performance of horizontal wells .