However, in domestic, this technology is still immature and still at the exploratory stage, the risk for real-time prediction of well leakage is shortcomings.
然而,国内目前在这方面的技术尚不成熟,仍处于探索阶段,对于井漏风险的实时预测存在不足。
In well drilling and completion, cementing the process does not overflow occurs (at) or well leakage accidents, and realize safe, rapid and low cost of drilling.
使之在钻井、完井、固井过程中不发生溢流(井喷)或井漏事故,从而实现安全,快速,低成本钻进。
The causations of drilling well leakage in northern Shaanxi oil-bearing area can be come down to two kinds of strata reasons and improper construction technologies.
陕北油区钻井施工井内漏水原因,可归结为地层和施工工艺不当两方面。
As well leakage accidents caused serious harm and economic loss. Domestic and foreign experts and scholars have been working on how to prevent and deal with the problems of lost circulation.
由于井漏事故造成的危害严重、经济损失巨大,国内外专家学者也一直致力于如何预防和处理井漏问题的研究。
Results There was only 1 case that embodied anastomotic leakage, others, cuts healed well.
结果术后有1例发生吻合口漏,其余切口愈合良好。
A measuring method combining main magnetic flux and magnetic flux leakage for approaching the residual wall thickness of the oil well tubing in-service was presented.
提出采用主磁通与漏磁通相结合的方法检测在用油管剩余壁厚的方法。
The reasons of air leakage and the influence of it to the safe and economic running of boilers are investigated, and Suggestions for preventing air leakage are given as well.
对锅炉漏风的原因及其对锅炉安全经济运行的影响进行了分析,并提出防止漏风的建议。
Using the system, the manager can kown the boiler "four tube" explosive leakage situation of the department well, the resources can be enjoyed together.
利用本系统各发电公司可及时了解掌握所辖电厂锅炉“四管”爆漏情况,各个电厂也可以利用本系统实现网络资源共享。
In this paper, through the analysis of complex formation and leakage features of adjustment well in Zhongyuan Oilfield, the result shows that antileakage is key to drill successfully adjustment well.
中原油田地层情况复杂,漏失量大,通过对中原油田调整井地层复杂情况及漏失特点的分析,认为防漏是复杂区块调整井成功的关键,主要体现在防漏技术、配方、密度、流变性能、固控、起下钻措施等方面。
The paper presents the results as well at different sizes and operations of the leads studied, and discusses the effect of these conditions on the heat leakage.
该文还介绍励磁电流引线的不同结构尺寸和不同运行工况下的传热计算结果,并分析它们对漏热的影响。
The design of a waste heat boiler as well as methods concerning the ash deposit, abrasion and flue gas leakage for the petrochemistrys catalytic cracking process are introduced.
阐述了一台利用石化行业催化裂解装置废气的余热锅炉设计过程,重点介绍解决锅炉积灰、磨损和漏烟问题的方法。
The conic mechanical seal has been used in sand pumps in oil fields with well performance, long life, low leakage and low power loss.
锥面机械密封已应用在离心砂泵上,经钻井公司使用,效果良好,泄漏量小,寿命长,功耗低。
Aberrant filtering bleb morphology also may be cystic and avascular as well as prone to spontaneous leakage.
异常的滤泡形态除了有自发泄漏倾向外,也可能会出现囊状及无血管。
These changes affect the way the vertebrae in the spine move and bone spurs can result as well as bulging or disc leakage, all of which can cause pain when they contact the spinal nerves.
这些改变影响脊柱的椎体的运动方式,导致骨刺及椎间盘突也或漏出。所有这些压迫脊神经时都会引起疼痛。
Causes for the corrosion leakage of interstage coolers of a chlorine gas compressor were analyzed. The ultrasonic antiscaling principle was introduced as well as its practical application effects.
分析了氯气压缩机段间冷却器腐蚀泄漏原因,介绍了超声波防垢原理及其实施效果。
The paper describes emphatically the principles of electrical leakage protector, the selection of design parameters and erection as well as wiring and inquires into the reliability of it.
重点论述漏电保护装置的原理、设计参数选定和安装接线,对其可靠性进行探讨。
The low-density cement slurry is usually required in the common cementing operation in low-pressure leakage well.
在常规低压易漏井固井作业中,通常要求使用低密度水泥浆。
For the low pressure drain well, or more sets of strata under the pressure of the system, often due to poor formation pressure Wells leakage accident occurred.
对于低压易漏井,或多套压系统下的地层,常常因地层承压能力差而发生井漏事故。
You should always keep in your mind that any leakage could be critical and may endanger your life as well as your occupants'.
你应该保持你的头脑,任何泄漏可能是至关重要的,可能危及你的生活以及你的使用者。
Judging leakage in well testing string has become a noticeable problem.
地层测试管柱中的漏失判别已成为不容忽视的问题。
Based on the magnetic leakage flux technique, the principle of localized defect inspection and wall thickness measurement in oil well tubing has been researched.
文中研究了油管局部缺陷和壁厚减薄缺陷的漏磁场检测原理。
The gas leakage model commonly used in China at present is only suitable for small flow speed and short time of leakage and can't well describe long time of leakage and big change of flow speed.
我国现有的常用气体泄漏模型只适用于流速小或时间短的泄漏状况,不能很好地反映泄漏时间较长或流速变化大的气体泄漏。
By synthetically utilizing this three kinds of methods, a criterion of leakage judgment which is suit for the need of well testing at present has been set up.
将此三种方法结合应用,制定出适合目前测试需要的漏失判别标准。
Based on the fundamental of electromagnetics, are summarily derived idle, load and short-circuit voltage as well as current and leakage reactance formulas.
并根据电磁基本原理推导出空载,负载和短路时的电压、电流和漏抗的计算公式。
Low penetration as well as drilling incidents of high frequency resulted from problems caused by leakage, gas migration, collapsing sticking, well kick, blowout and so forth.
且常发生井漏、气侵、坍塌性卡钻、井涌与井喷等井下复杂问题,导致机械钻速低与钻井事故频发。
The leakage curves in the indicator diagram of a pumping well reflect the forces born by the sucking rod in static state.
抽油机井示功仪测试的上、下漏失曲线反映了抽油杆在静止状态下的受力。
The new locating-leakage instrument is developed for locating leakage zone of deep well and extradeep well.
新型井下存储式测漏仪是为测定深井、超深井漏失层位置而研制的。
According to the traditional leakage theory, this paper advanced a calculating formula for composition of well yield of the first leakage system.
本文依据传统越流理论导出了第一类越流系统井涌水量组成计算式。
No control of drilling, well, the well completion work, or improper pressure control can cause two extremely dangerous situation, that is, the well blowout or leakage.
无控制的钻井、固井、完井作业,或者压力控制不当都会造成两种极端危险的情况,即井喷或井漏。
No control of drilling, well, the well completion work, or improper pressure control can cause two extremely dangerous situation, that is, the well blowout or leakage.
无控制的钻井、固井、完井作业,或者压力控制不当都会造成两种极端危险的情况,即井喷或井漏。
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