jetting相关论文
The jack-up drilling platform is a kind of common platform structure for offshore oil and gas exploration. It is flexibl......
应用欧拉-欧拉双流体模型,与动网格技术相耦合数值分析往复搅拌流场中气体射流两相流的流动特性及气泡在往复流场内的分布规律。通......
本文对协流式微通道内乳化过程进行了可视化实验研究,采用高速动态摄像装置观测了协流式微通道中离散相(油)在连续相(水)中的乳化......
MICROSTRUCTURAL CHARACTERISTICS ASSOCIATED WITH HIGHSTRAIN-RATE PLASTIC DEFORMATION IN THE ELECTROFO
The microstructures of electroformed copper liners of shaped charges that had undergone high-strain-rate deformation wer......
MICROSTRUCTURAL CHARACTERISTICS ASSOCIATED WITH HIGHSTRAIN-RATE PLASTIC DEFORMATION IN THE ELECTROFO
The microstructures of electroformed copper liners of shaped charges that had undergone high-strain-rate deformation wer......
采用调质高炉渣进行喷吹法制备矿渣棉试验,对喷吹试验所得纤维的表观特性及性能进行检测,探索喷吹工艺参数对纤维质量的影响规律.......
在简单分析大庆油田推广应用的几种物理法采油技术的基础上，提出了水力冲击解堵技术。该技术是依据流体运动中的水击现象作用原理进......
综述了现有的乳化器结构特点，从乳化机理出发，设计提出了新型高效的同轴射流乳化器，以不同喷射速度的水为工质，并就其内部流场特性进行......
Improving the suction performance of centrifugal pumps by using jetting device is presented. The theoretical analysis, e......
地铁几乎都以浅埋隧道在城市密集群地表以下修建，岩层风化严重，特别在沿海地区和广州珠江三角洲地带，地下水发育，为寻找更适合于矿山法......
应用欧拉-欧拉法双流体模型描述液态金属中气体射流搅拌过程的两相流动及气泡分布．采用分别描述气泡和液体湍流的k-e两相湍流模型，重......
深水钻井下喷射导管的钻井参数与陆地及浅水钻井存在较大不同。为了模拟喷射下导管过程，为深水钻井喷射下导管作业参数计算提供试验......
白山拱坝15、17、19号坝段为泄洪深孔坝段。这三个坝段在未浇筑深孔底板混凝土之前均产生裂缝，15号坝段最为严重，其中位于347．5m高程......
为了降低深水钻井作业风险、缩短钻井周期，提出了深水钻井表层导管静置时间窗口设计方法，并通过现场应用对其进行了验证。根据现场试......
深水浅层土质松软，抗剪强度极低，采用喷射钻进技术能有效提高表层导管及深水水下井口安装作业时效。通过理论分析和数值模拟计算，研究......
提出了喷射结构套管管周扰动土体的抗剪强度增长规律的表达式，分析了扰动土体抗剪强度的增长对API建议的软粘土p-y曲线、管身土抗力......
海洋深水区域日益成为海洋油气勘探开发的热点,但海洋深水地层因其特殊的沉积环境,致使深水钻井面临不稳定的海床、地层破裂压力低......
MICROSTRUCTURAL CHARACTERISTICS ASSOCIATED WITH HIGH-STRAIN-RATE PLASTIC DEFORMATION IN THE ELECTROF
The microstructures of electroformed copper liners of shaped charges that had undergone high-strain-rate deformation wer......
A CFD code has been developed based on the conservation principles describing gas and solid flow in fluidized beds. This......
The present work explores the feasibility of fabricating porous 3D parts in TiAl intermetallic alloy directly from Tie6A......
结合自动喷水灭火系统设计规范,从消防水池贮水量、喷头工作压力试水出水口的流量系数等,对实际工程设计和竣工验收时经常遇到的问......
