1) scouring sluice
冲砂道
2) flush galley
冲砂廊道(地)
3) r outlet channel
冲砂泄水道
4) Sand washing
冲砂
1.
Numerical simulation of sand washing with high pressure waterjet in horizontal well
水平井段高压水射流冲砂洗井数值模拟研究
2.
In order to enhance continuous-running efficiency,a special centralizer was developed and eliminated the tie back sting,and one trip was needed for the performance of sand washing by slim pipe.
为提高作业时效,成功研发了一种新型套管丢手内专用冲砂扶正工具,其省略了回接管柱,直接在大套管内下入小油管就可准确进入丢手内冲砂。
3.
In view of the shortcoming of sand washing technology with recycled water, the negative-pressure sand fishing technology is put forward.
针对循环水冲砂工艺存在的不足,提出了负压捞砂工艺技术。
5) sand-flushing
冲砂洗井
1.
Foam fluid is widely used in sand-flushing operations in oilfields, while the prop-carrying capability of foam fluid is very important.
泡沫流体广泛应用于油井的冲砂洗井作业中,携砂能力是衡量其性能的一项重要指标。
6) continuous sand washing
连续冲砂
1.
Development and application of reversing continuous sand washing device inside the casing;
套管内换向连续冲砂装置的研制与应用
2.
A continuous sand washing apparatus and sand control unit are used in operation, by which stack accidents can be effectively avoided, the pollution in sand washing operation is solved and sand washing efficiency is raised.
在施工过程中通过采用连续冲砂装置及冲砂液除砂装置,可有效地避免卡井事故的发生,解决了冲砂作业的污染问题,并提高了冲砂效率。
3.
The disadvantage using coiled tubing for continuous sand washing in the multilateral horizontal wells is that the diameter of coiled tubing is small,borehole size is big,the return speed of sand washing liquid is low while washing sand,and it is not easy to sand out to the ground.
采用连续油管对分支水平井进行连续冲砂的缺点是连续油管直径小,井眼尺寸大,正冲砂时洗井液上返速度低,不易把砂子带出地面。
补充资料：冲砂液
分子式：
CAS号：
性质：又称冲砂液，冲洗液。用来冲洗井壁，清除井内沉渣或淤砂的流体。一般由表面活性剂及溶剂组成，并添加增黏剂和降滤失剂以调整其性能。
CAS号：
性质：又称冲砂液，冲洗液。用来冲洗井壁，清除井内沉渣或淤砂的流体。一般由表面活性剂及溶剂组成，并添加增黏剂和降滤失剂以调整其性能。
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