Numerical investigation of cavitating flow behind the cone of a poppet valve in water hydraulic syst

来源 :浙江大学学报：自然科学英文版 | 被引量 : 0次 | 上传用户：gameboy13888

【摘要】

：

Computational Fluid Dynarmics(CFD) simulations of cavitating flow throuth water hydraulic poppet valves were performed using advanced RNG κ-epsilon turbulence

【作者】

：

高红傅新杨华勇 TSUKIJITetsuhiro

【机构】

：

StateKeyLaboratoryofFluidPou,Departmentofmedmnicalengineering

【出处】

：

浙江大学学报：自然科学英文版

【发表日期】

：

2002年4期

【关键词】

：

水压系统水压提升阀空泡流计算流体动力学数值仿真 Water Hydraulic poppet valve Cavitating flow field N

【基金项目】

：

ProjectsupportedbytheNationalNaturalScienceFoundationofChina (No .5 9835 16 0 )andScientificResearchFoundationforReturnedOverseasChineseScholars,StateEducationMinistryofChina(No.5 0 175 0 97)

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

Computational Fluid Dynarmics(CFD) simulations of cavitating flow throuth water hydraulic poppet valves were performed using advanced RNG κ-epsilon turbulence model. The flow was turbulent, incom-pressible and unsteady, for Reynolds nurnbers greater than

其他文献

以新常态的思路,推进建筑产业现代化——访武汉市建筑业协会副会长兼秘书长李淼磊

随着我国建设事业的突飞猛进,建筑业迎来了发展的黄金期,建筑市场正在发生深刻的变化：项目规模大型化、总承包一体化、技术工艺复杂化、产业分工专业化……但是,我们的建筑业

期刊

建筑产业建筑业秘书长副会长武汉市现代化协会工程总承包

老年患者实施丙泊酚联合依托咪酯的诱导作用

目的探究老年患者实施丙泊酚联合依托咪酯的诱导作用。方法对2012年7月~2014年11月接受麻醉治疗的50例老年患者的临床资料进行回顾性分析,并且根据麻醉诱导方式的不同,将这50

期刊

老年患者丙泊酚依托咪酯诱导作用elderly patients propofol etomidate induction effect

Kinetics study on biomass pyrolysis for fuel gas production

Kinetic knowledge is of great importance in achieving good control of the pyrolysis and gasification process and optimising system design. An overall kinetic

期刊

生物能生物量高温分解气化燃料气体动力学Biomass Pyrolysis Kinetic study Gas production

Research on the rheological properties of pesticide suspension concentrate

This study reports research on pesticide suspension rheology and a new rheologicaI parameter, the relative value of approach, which has great advantage for judg

期刊

流变学性质稳定性杀虫剂悬浮浓缩相对值方法<Keyword>Suspension concentrate Rheology Stabil

Chemical composition of the essential oil from Rabdosia Iophanthoides

Gas chromatography/mass spectrometry (GC-MS) of the essential oil from the aerial parts of Rabdosia lophanthoides resulted in the identification of 108 compound

期刊

香精油冬凌草化学成分气相色谱-质谱联合分析GC-MS中药Rabdosia lophanthoides Composition of essenti

Surface treatment of 0Cr19Ni9 stainless steel SMAW joint by plasma melting

Micro-plasma are surface melting of 0Crl9Ni9 shielded metal are welding joint with a micro-plasma are welder produced a thin surface melted layer with a refined

期刊

不锈钢0Crl9Ni9钢表面处理等离子体气体保护金属极电弧焊Surface melting Stainless steels Plasma arc

Mathematical modeling of salt-gradient ion-exchange simulated moving bed chromatography for protein

The salt-gradient operation mode used in ion-exchange simulated moving bed chromatography (SMBC) can improve the efficiency of protein separations. A detailed m

期刊

数学模型模拟移动床层析法盐梯度尺寸分离蛋白质手性药物<Keyword>Simulated moving bed chromatograp

Erosion behavior and mechanism of boronised steels

Boronising of steels is a hardening process to get high surfaoe hardness. The erosion resis-tance of boronised steels was researched with the use of four kinds

期刊

钢表面处理渗硼淬火法表面硬度腐蚀行为腐蚀机理Boronising of steel Erosion behavior Erodent

Daimler Chrysler奔驰新S级轿车

尽管它马力强大，动力十足，但高度智能化的制动力加速系统会更好地控制刹车，绝不会让你成为《头文字D》里的飘移族；尽管它的加速性能极为出色。但双前置雷达系统会根据前车的情况

期刊

轿车S级奔驰加速系统语音提示雷达系统制动力智能化加速性马力刹车

Experimental study on micro-electrolysis technology for pharmaceutical wastewater treatment

Experiments were conducted to study the role of micro-electrolysis in removng chromaticity and COD and improving the biodegradability of pharmaceutical wastewat

期刊

制药废水废水处理微电解工艺色度化学需氧量生物降解Micro-electrolysis Pharmaceutical wastewater Chr

Numerical investigation of cavitating flow behind the cone of a poppet valve in water hydraulic syst

与本文相关的学术论文