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- Keywords fluidics downhole boost compressor;hydraulic parameter;network analytic method;throttle valve;annular flow path;model machine;theoretical model; 射流式井底增压器;水力参数;网络分析方法;节流阀;环形流道;样机设计;理论模型;
- annular flow path 环形流道
- Tubular copper body creates smooth flow path and low headloss. 管状铜阀体形成流畅的流道,也降低了水头损失。
- Churn flow and annular flow are common flow patterns encountered in gas-liquid systems through conduits. 摘要对垂直同心环形管内上升气液团状流向环状流的转换进行了研究。
- Its basic principle is that there is a quite steady flow state of annular flow in the flow pattern of gas-liquid two-phase flow. 模型是建立在压力能量消耗率最小的原理上的,其基本原理是:在气-液两相流的流型中,环状流具有相当稳定的流动状态。
- The gas-liquid annular flow model of evaporation heat transfer in helically grooved, horizontal microfin tubes has been developed. 本文提出了基于气液环状流的水平螺旋微肋管内沸腾传热理论预测模型。
- Annular flow was analyzed for boiling heat transfer in vertical narrow rectangular gap with liquid drop entrainment in this paper. 摘要对竖直矩形狭缝通道内有液滴卷吸环状流阶段流动沸腾进行分析。
- Flow Path Reformation of 200 MW Steam Turbines in Xingtai Power Generation Co. Ltd. 兴泰发电有限责任公司200MW机组通流部分改造。
- Only one conduction loss of the power switch is present in the power flow path during the inversionperiod. 逆变时,在功率通量回路中只有一个功率开关上有传导损耗。
- It is pointed that the failure of this model in predicting the transition stems from the non-objective of the momentum balance relationship of smooth annular flow. 由此阐明了该模型难以正确预测微重力条件下气/液两相弹－环状流转换条件的原因在于光滑环状流动量平衡关系的非客观性。
- Body ? streamlined flow path minimizes pressure drop. Butt weld, venturi or flanged ends provide piping alternatives. 阀体?流线形流道，最大限度减少压降。对焊、缩喉管或法兰连接端口几种可供选择的连接方式。
- The liquid upward transport mechanism is very important for predicting the circumferential liquid film thickness distribution in horizontal gas-liquid annular flow. 为更为准确地预测液膜厚度，综合考虑了扰动波抽吸作用机理、气体二次流机理及液滴沈降和携带机理；
- It has such characteristics as easy control,little flow path,simple reprocess and high yield etc. 合成过程为动态连续反应,具有反应易控、流程短、后处理简便、收率高等特点。
- Ibashi W,Groppi G.Kinetic measurements of CH4 combustion over a 10% PdO/ZrO2 catalystusing an annular flow microreactor[J].Catalysis Today,2003,83:115-129. 李跃龙;张婷.;溶胶乳化液凝胶法制备二氧化锆等离子喷涂粉料[J]
- In this paper, tne manufactured process flow path of TAN is investigated and its econom-ical benefit is also analyzed. 本文探讨了间三氟甲基苯乙腈(TAN)的生产工艺流程,并对其经济效益进行了分析。
- With the experimental data of air-water verticle annular flow, 8 pressure differential calculations such as Duns-Ros rnethode etc. are checked and evaluated. 本文以空气-水铅直环空流动的实验资料,检验和评价了丹斯-若斯等八种压差计算方法。
- This paper developed an equation of differential pressure and Reynolds' numbers for pipe and annular flow, and presened a method of accurate calculation of rheologic parameters. 本文推导了管流和环空流动的压降公式和雷诺数,提出了精确确定流变参数的计算方法。
- It described a special design method using virtual fabricate microsystem to realize microsystem design and supplying a flow path to design microsystem. 介绍了微系统专用的设计方法;即虚拟制造微系统来实现微系统的设计;并提供了微系统设计流程.
- The energy flow path, the energy flow sources and sinks of laminated composite plates can be identified for different loading cases and boundary conditions. 从结构声强向量图和流线图可获得关于能量传递路径、源位置和能量汇合点的许多信息。
- The polyamide to easy generation salivate (PA) , through choosing form of a powerful person hot nozzle also can realize hot flow path to shape. 对易产生流涎的聚酰胺(PA)，通过选用阀式热喷嘴也能实现热流道成型。
