VENTURI

作品数:49被引量:128H指数:7
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相关领域:机械工程交通运输工程医药卫生更多>>
相关作者:叶燮明郭爱芝于文娟郭皓靖李玲军更多>>
相关机构:西安交通大学西北工业大学浙江海洋大学山西医科大学更多>>
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相关基金:国家自然科学基金国家科技重大专项国家高技术研究发展计划山西省卫生厅科技攻关计划项目更多>>
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Investigation of cloud cavitating flow in a venturi using adaptive mesh refinement
《Journal of Hydrodynamics》2024年第5期898-913,共16页Dhruv Apte Mingming Ge Olivier Coutier-Delgosha 
supported by the Office of Naval Research,USA(Grant No.N00014-18-S-B001);the Macao Young Scholars Program(Grant No.AM2022003);the Priority Postdoctoral Projects in Zhejiang Province(Grant No.341781).
Unsteady cloud cavitating flow is detrimental to the efficiency of hydraulic machinery like pumps and propellers due to the resulting side-effects of vibration,noise and erosion damage.Modelling such a unsteady and hi...
关键词:Cavitating flow detached eddy simulation(DES) cavitation model adaptive mesh refinement(AMR) 
Experimental Analysis of the Flow Characteristics of an Adjustable Critical-Flow Venturi Nozzle
《Fluid Dynamics & Materials Processing》2023年第3期754-765,共12页Chun Ye Jingjing Gao Zhihui Wang Weibiao Zheng Yibei Wang Xingkai Zhang Ming Liu 
The authors would like to acknowledge the support provided by the National Natural Science Foundation of China(No.62173049);the open fund of the Key Laboratory of Exploration Technologies for Oil and Gas Resources(Yangtze University),Ministry of Education(Grant K2021-17).
The response of an adjustable critical-flow Venturi nozzle is investigated through a set indoor experiments aimed to determine the related critical flow rate,critical pressure ratio,and discharge coefficient.The effec...
关键词:Adjustable critical flow venturi nozzle critical pressure ratio critical mass flow rate gas-liquid two-phase critical flow 
Carbon Deposition on the Venturi of a Gas Turbine Combustor Using Ethanol-Kerosene Blends
《Journal of Thermal Science》2022年第6期2216-2224,共9页WANG Xiaofeng LIN Yuzhen ZHANG Chi 
supported by National Science and Technology Major Project(2017-Ⅲ-0004-0028,J2019-Ⅲ-0014-0057)。
This paper reports an investigation of carbon deposition on the venturi component of a gas turbine combustor fueled with ethanol/kerosene fuel blends. China RP-3 kerosene and its ethanol blends(10%, 30%, and 50% ethan...
关键词:ETHANOL KEROSENE carbon deposition VENTURI COMBUSTOR 
Experimental Investigations of the Flow Field Structure and Interactions between Sectors of a Double-Swirl Low-Emission Combustor:Effects of Main Stage Swirl Intensity and Venturi Angle被引量:3
《Journal of Thermal Science》2020年第3期813-819,共7页FAN Xiongjie XU Gang LIU Cunxi ZHANG Chi WANG Jianchen LIN Yuzhen 
supported by National Natural Science Foundation of China(Grant No.51306182 and 61827802)。
Effect of venturi angle and main stage swirl intensity on flow field and interactions were investigated using PIV.The results showed the difference between the side sector and the middle sector was caused by interacti...
关键词:COMBUSTOR recirculation zone PIV swirl intensity venturi angle 
Performance evaluation of a bubble generator and a bubble separator designed for the gas removal system of a small thorium molten salt reactor被引量:1
《Chinese Journal of Chemical Engineering》2020年第5期1250-1259,共10页Licheng Sun Liang Zhao Min Du Zhengyu Mo Jiguo Tang Guo Xie 
financial support from the National Natural Science Foundation of China (51706149, 51709191, 51606130);the China Postdoctoral Science Foundation (2018M643474)。
In the present study, a bubble generator and a bubble separator were designed and evaluated for an independent off-gas removal system of a small thorium molten salt reactor(TMSR) with reference to the design of the Oa...
关键词:Bubble generator VENTURI Bubble separator Off-gas removal TMSR 
One-dimensional/three-dimensional analysis of transient cavitating flow in a venturi tube with special emphasis on cavitation excited pressure fluctuation prediction被引量:5
《Science China(Technological Sciences)》2020年第2期223-233,共11页WANG LuYan JI Bin CHENG HuaiYu WANG Jiong LONG XinPing 
supported by the National Natural Science Foundation of China(Grant Nos.51679169,11472197)。
The large eddy simulation(LES) method is used to simulate cavitating flow in a venturi tube. The simulated results agree fairly well with the experimental data. To quantitatively describe the relationship between cavi...
关键词:VENTURI tube LES modified model CAVITATION pressure FLUCTUATION 
Degradation of refractory pollutants by hydrodynamic cavitation: Key parameters to degradation rates被引量:1
《Journal of Hydrodynamics》2019年第4期848-856,共9页Zhi-yong Dong Kai Zhang Rui-hao Yao 
Project supported by the National Natural Science Foundation of China (Grant No. 51179172).
Degradations of refractory pollutants by hydrodynamic cavitation were experimentally carried out in a self-developed hydrodynamic cavitation reactor with Venturi tubes, multi-orifice plates and their combinations. Eff...
关键词:HYDRODYNAMIC CAVITATION VENTURI tube multi-orifice plate REFRACTORY POLLUTANT combination effect 
基于Venturi效应的两相流雾化喷嘴设计与性能试验被引量:1
《江苏农业科学》2019年第12期250-255,共6页陆岱鹏 陶建平 王珏 吕晓兰 
江苏省农业科技自主创新资金[编号:CX(17)1002];农业部设施农业工程重点实验室开发课题(编号:2017B01)
现有的两相流雾化喷嘴普遍存在着出口气流速度低、雾滴粒径大且雾滴粒径分布不均匀等缺点,不适合应用于设施农业的植物防治。为解决上述问题,结合Venturi阀芯可以产生高的气液两相速度差和负压吸水的效应,设计了一种基于Venturi效应的...
关键词:Venturi效应 两相流雾化喷头 流体动力学分析 雾化特性 
Venturi式掺混器几何参数对性能的影响被引量:1
《气体物理》2019年第1期53-63,共11页鲍锋 涂立 刘康 卢愿 李亚忠 
微气泡发生器在污水处理中具有重要用途, Venturi式气液两相掺混器在微气泡生成方面具有众多优良特性.采用数值模拟方法研究了Venturi式掺混器结构几何参数对其掺混性能的影响.运用单一变量法分别研究了不同收缩段曲线,进气孔数目,扩张...
关键词:FLUENT VENTURI 掺混性能 局部气含率 压力 湍动能 
A visualized study of interfacial behavior of air–water two-phase flow in a rectangular Venturi channel被引量:3
《Theoretical & Applied Mechanics Letters》2018年第5期334-344,363,共12页Jiang Huang Licheng Sun Min Du Zhengyu Mo Liang Zhao 
supported by the National Natural Science Foundation of China (Grants 51709191, 51606130, and 51506099)
A visualized investigation was carried out on the effect of the diverging angle on the bubble motion and interfacial behavior in a Venturi-type bubble generator.It was found two or three large vortexes formed in the d...
关键词:VENTURI CHANNEL REENTRANT jet flow process INTERFACIAL behavior BUBBLE BREAKUP Diverging angle 
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