1) last casing
末层套管
2) bushing tap
套管末屏
1.
Through several application instances,the functions of bushing tap used in the test of transformers are analyzed.
从变压器套管末屏的数例应用入手,逐一分析了套管末屏在变压器试验中的作用,并对其间可能产生的问题做了阐述。
2.
The frequency response of 750 kV transformer bushing tap dividers are fulfilled online monitoring for lighting impulse and switching impulse.
根据变压器电容式套管结构原理,研制出系列750 kV变压器套管末屏连接专用精密低压臂分压器,与套管电容组成测量过电压信号的冲击电压分压系统。
3.
Moreover,the influences of bushing tap with imperfect earth on on-site PD test of transformers are analyzed,and a method to suppress these interferences is suggested.
介绍了使用变频电源进行现场局部放电测量的基本方法,总结了现场试验中的干扰类型及排除措施,结合2次现场测量实例,介绍了干扰排除过程及思路,分析了套管末屏接地不良对现场局部放电测量的影响,总结了此类影响的特点及处理方法。
4) surface casing
表层套管
1.
Analysis on lateral load-bearing capacity of conductor and surface casing for deepwater drilling
深水钻井导管和表层套管横向承载能力分析
2.
The drilling shoe is the key technology of surface casing drilling.
套管钻井技术是一项世界范围内钻井领域降低钻井成本的革命性新技术,钻鞋是表层套管钻井最核心的技术。
3.
This paper presents the design of surface casing drilling in Shengli Oilfield,as well as development of main tools and the field application in Well Kendong-341.
详细介绍了胜利油田表层套管钻井技术整体方案设计、主要工具的研制及在垦东341井的现场试验情况。
5) production casing
油层套管
1.
7=mm production casing was set to the depth of 4854.
７ｍｍ油层套管下深４８５４。
2.
In order to prevent perforation cracking of production casing, a toughness safety criterion must be set up besides the study of perforation bullet, perforation technology and the material property of production casing.
为解决油层套管射孔开裂问题，除应对射孔弹、射孔工艺以及油层套管的材质进行研究外，还应建立油层套管射孔开裂的安全韧性判据。
6) casing
[英]['keɪsɪŋ] [美]['kesɪŋ]
油层套管
1.
The load applied on oil layer casing during the perforation operation has been analyzed.
对油层套管在射孔作业时的受力状态进行了分析,用简化的断裂力学模型来描述复杂的射孔开裂问题,即:射孔开裂是由于射孔局部冲击力产生的孔眼尺寸的穿透裂纹在内压力产生的应力作用下沿轴向产生脆性扩展。
2.
The perforation test has been done on the casing of J55, N80, P110 and TP65 (φ139.
7mm)油层套管在中国石油天然气集团公司油气田射孔器材质量监督检验中心进行了模拟井条件下的射孔试验。
补充资料：屏屏
1.层叠貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条