double-pipe condenser是什么意思

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Early diagnosis for the stress concentration zone of borehole casing pipe by metal magnetic memory and wavelet transform;

磁记忆与小波变换相结合的井下套管应力集中早期诊断方法

Study on collapsing strength of casing pipe on the residual stress;

套管的残余应力对抗挤毁强度的影响

Monitoring technique and application of reservoir,case and wellsite facilities which oilfield development mainly concerns are introduced.

文章介绍了油气开发中主要关心的油气藏、井场设备及套管的监测技术和运用效果,油气藏监测主要是剩余油和油藏储藏物性的监测,套损直接影响油、水井的使用寿命、油、气产量和注水效果,井场设备运行的好坏直接关系油、气产量和注水效果,输油(注水)管道泄漏造成资源的浪费、人身伤害和环境污染事故。

Accord to high water containing developing period of Daqing oilfield and actual situation of case damaged seriously in water and oil wells, a set of explosive perforation tech for cased well is introduced.

针对大庆油田开发进入高含水开采阶段,油水井套管损坏显著加快的实际情况,介绍了套损井爆炸打通道工艺技术。

Injection unbalance caused by case damaged not only effects unsteady of oil field production, but also brings about oil-water well stopped, discarded which makes it unusually conduct of normal operation.

玉门油田在注水开发过程中,油水井套管损坏情况非常严重。

Punching technology for the sleeve of a new type expansion bolt;

膨胀螺栓套管冲压成形工艺

Ultimate strength of sleeve reinforced T-joints under out-plane bending;

套管加强T型管节点在平面外弯矩作用下极限强度分析

Various defects may occur in the production of plastic sleeve of railway switch tie with non-alkali glass fiber reinforced polyamide 66(GFRPA66), and reasons caused these defects are analyzed.

采用玻璃纤维增强尼龙66(GFRPA66)为原材料生产铁路岔枕套管时经常出现各种制品缺陷,分析了这些缺陷产生的原因,提出了通过调整成型工艺条件(注射温度、注塑压力、注射时间等)、改进模具结构及对原料进行预干燥处理等解决措施。

Wetted Analysis and Preventive Measures of Bushing in Converter Transformer;

换流变压器套管受潮分析及预防措施

Application and Discussion of Value Side Bushing Test Method of Converter Transformer in 500kV Converter Substation;

500kV换流站换流变阀侧套管试验方法的探讨及应用

Partial Discharge Phenomena of Oil-Paper Capacitor Bushing and Their Analysis;

油纸电容式套管局部放电现象及分析

Research on Corrosion Mechanism of Casing Steel in Saturated Brine;

套管钢在饱和盐水中的腐蚀机理研究

Influence of non-uniform external-pressure load on the load-bearing capacity of casing;

非均匀外载荷对套管承载能力的影响分析

Stress analysis and strength study of hydraulic slotting casing;

水力割缝套管应力与强度分析