water injection well

Casing damage during blowout of water injection well is common in many oil fields of China.

注水井放喷过程中的套管损坏问题在中国许多油田十分普遍.

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The invention relates to a petroleum extraction technology, aiming at a strong sensitivity oil layer water injection well.

本发明是针对强敏感油层注水井的石油开采技术。

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Having been modified, water was slowed down corrosion and scale buildup and reduced treatment cost and environmental pollution. Also, water absorbing condition of injection well was improved and waterflooding producing reserves of oil field were increased.

改性处理后的水不仅提高了水质，减缓了腐蚀和结垢，降低了污水处理成本，减少了对环境的污染，而且还改善了注水井的吸水状况，增加了油田水驱动用储量。

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This water, plus condensed steam from the injection well, also flow to the surface.

这水, 加浓缩蒸汽注入井, 也流向地面.

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Real water injection rate in water injection well will change when system pressure fluctuates or formation water absorption capacity changes. It is a disadvantage to needle vavle and downhole fixed water noddle.

注水井实际注水量随系统压力波动或地层吸水能力的变化而改变，这是针型阀或井下固定水嘴无法避免的缺陷。

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The Analysis of Displacement of Packer in the Layered Water Injection Well

分层注水管柱中的封隔器位移分析

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Closed well pattern and enhanced water injection can enlarge producing pressure drop, which are benefit to the low permeability reservoir development.

因此，低渗透油藏应加密井网，强化注水以扩大生产压差，从而改善开发效果。

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Application of ANSYS in forecasting of water injection well casing damage

ANSYS软件在注水井套损预测中的应用

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Research and application on diameter selection of water tap in separated water injection well

分注井水嘴直径选择的研究与应用

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The ion concentration of stemming at the water injection well bottom in the block of Jidong Oilfield has been tested.

对冀东油田某区块注水井井底堵塞物的离子含量进行了测定，分析了注水井井底堵塞产生的主要原因。

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To solve this problem, a set pipe-blowout preventer slip used in water injection well has bee.

为解决这一问题, 设计了注水井防喷管卡瓦.

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But at present, the technology of boosting pressure for water injection on well groups still has some problems, and it should be improved in the production practice unceasingly.

但目前井组增压注水还存在一些问题，应在生产实践中不断改进技术。

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