筒井

本激励源通过对负载亥姆赫兹线圈施加不同强度、不同频率的激励，使亥姆赫兹线圈在其筒井内产生与设置参数对应的均匀的动磁场环境。

The Helmholtz coil is imposed by incentives of different intensity and different frequencies , so that there will generate corresponding magnetic field in the tube well of the Helmholtz coil .

给气、排气两用通风筒单井送排风式竖井衬砌滑模施工技术

Lining Slipform Construction Technology of Sending and Exhausting Single-shaft

深筒式消力井水力特性试验研究

Experimental research on hydraulics characteristics of energy dissipation in vertical stilling well

定型筒模在电梯井施工中的应用

Application of fixed tub model in lifted well construction

圆形深筒式消力井的数值算法及边界条件的确立

The numerical algorithm of circular vertical stilling wells and the establishment of boundary conditions

对水头高，流量小的管道水流消能，圆形深筒式消力井是较理想的消能建筑物。

Circular stilling wells are ideally suited for dissipation of high energy pipe flow .

卡瓦打捞筒作为钻修井打捞工具，主要用于钻完井作业打捞落物的外捞工具。

Slip socket , the fisher of drilling and repairing well , is mostly used as the outer fisher to fish the drop during the drilling and completion .

本文通过物理模型试验，对圆形深筒式消力井进行了试验研究给出了水力设计的基本方法，并在此基础上对井内水流流态作了探索性研究。

Based on physical model experiment , hydraulic design of circular stilling wells is made in this paper . Then the flow regime in the wells is studied .