云南高校图书馆联盟文献共享服务平台- IMPELLER

IMPELLER: 作品数：173被引量：638H指数：12; 导出分析报告; 相关领域：机械工程更多>>; 相关作者：张廷安刘燕张子木张超赵洪亮更多>>; 相关机构：东北大学哈尔滨工业大学沈阳铝镁设计研究院名古屋大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Blade Cutting Influence on Centrifugal Pump Noise Reduction: 《Fluid Dynamics & Materials Processing》2025年第3期623-644,共22页Tianpeng Li Yujun Duan Qianghu Ji; A centrifugal pump with a specific speed ns=67 is considered in this study to investigate the impact of blade cutting(at the outlet edge)on the fluid-induced noise,while keeping all the other geometric parameters unch...; 关键词：Centrifugal pump IMPELLER cutting distance CLEARANCE sound field

Flow excitation mechanisms of unbalanced impeller forces after pump power-trip of ultra-high head pump-turbines被引量：1: 《Science China(Technological Sciences)》2024年第5期1602-1611,共10页FU XiaoLong LI DeYou LV JingWei YANG Biao WANG HongJie WEI XianZhu; supported by the National Natural Science Foundation of China(Grant Nos.52079034,and 52209108);the Sichuan Science and Technology Program(Grant No.2023YFQ0021);the China Postdoctoral Science Foundation(Grant Nos.2022M720948,and 2023T160162);the Natural Science Foundation of Heilongjiang Province,China(Grant No.HL2023E058)。; To elucidate the dynamic mechanisms of unbalanced impellers in ultra-high head pump-turbines(PTs),this study employed a one-and three-dimensional coupled method to simulate the pump power-trip(PPT)process of an ultra-...; 关键词：ultra-high head pump-turbine pump power-trip unbalanced impeller forces pressure pulsations flow pattern transitions

Flow characteristics of radial inflow in impeller rear cavity with baffle plate: 《Chinese Journal of Aeronautics》2024年第2期270-282,共13页Yang BAI Xiang LUO Dongdong LIU Zeyu WU Xiaoqiang ZHANG Sipeng WANG; the financial support from the National Science and Technology Major Project(Nos.2017-Ⅲ-0011-0037,2022-Ⅲ-0003-0012)。; The research purpose of this paper is to explore the influence of the baffle plate on the airflow in the rear cavity of the centrifugal impeller and optimize the performance of the secondary air system’s air bleed se...; 关键词：Impeller rear cavity Baffle plate Flow structure Windage torque Pressure drop

Induced noise of impeller stuck and passive rotation state in multi-stage pump without power drive under natural flow conditions: 《Journal of Hydrodynamics》2023年第5期1008-1026,共19页Run-ze Zhou Hou-lin Liu Ru-nan Hua Liang Dong Kim Tiow Ooi Cui Dai Si-yuan Hu; Project supported by the National Natural Science Foundation of China(Grant Nos.52279087,51879122).; The natural flow cooling strategy is commonly employed in modern high-speed vessels and nuclear-powered submarines. These vessels rely on the energy generated by their own speed to drive the cooling system and supply ...; 关键词：Natural flow condition multi-stage pump flow induced noise acoustic power radiation noise directivity

Influence of specific speed on hydraulic performances and pressure fluctuations in mixed-flow pumps: 《排灌机械工程学报》2023年第10期981-987,共7页FU Yanxia JIA Qi SHEN Yang PACE Giovanni; National Natural Science Foundation of China(51976078);Senior Personnel Scientific Research Foundation of Jiangsu University:(15JDG073);Open Research Subject of Key Laboratory of Fluid and Power Machinery,Ministry of Education(szjj2016-065)。; A series of steady and unsteady numerical calculations of the internal flow in mixed-flow pumps with three different specific speeds were carried out based on the N-S equation coupled with the standard k-εturbulence ...; 关键词：mixed-flow pumps impeller specific speed hydraulic performance pressure pulsation numerical simulation EXPERIMENT

Performance Prediction of an Optimized Centrifugal Pump with High Efficiency: 《Fluid Dynamics & Materials Processing》2023年第9期2215-2228,共14页Yuqin Wang Luxiang Zhou Mengle Han Lixiang Shen; supported by the Anhui Province University Discipline(Professional)Top Talent Academic Funding Project(No.gxbjZD2021076);This project is supported by the Key Project of Natural Science Research in Colleges and Universities of Anhui Province(No.KJ2021A1026);This project is supported by the Key Project of Natural Science Foundation of Chaohu University(No.XLZ-201902).; The main structural parameters of the IR100-80-100A type chemical centrifugal pump have been optimized by means of an orthogonal test approach.The centrifugal pump has been modeled using the CFturbo software,and 16 se...; 关键词：Centrifugal pump structural design work efficiency internal flow field simulation IMPELLER

Evaluation of vortex evolution and energy loss within the impeller of a side channel pump: 《Journal of Hydrodynamics》2023年第2期240-251,共12页Ke Chen Fan Zhang Yu-jian Fang Desmond Appiah Shou-qi Yuan Feng Hong; Project supported by the National Natural Science Foundation of China(Grant Nos.52279086,52150410397).; Side channel pumps can provide a huge pressure boost at very low specific speeds,making them useful in various industrial operations.Due to its very complex flow pattern,the high hydraulic head is often accompanied by...; 关键词：Side channel pump vortex identification Ω-criteria entropy production

Numerical investigation on the mechanism of impeller hub corner separation flow and induced energy loss in the bulb tubular pump被引量：1: 《Journal of Hydrodynamics》2023年第2期252-267,共16页Long-yue Sun Qiang Pan De-sheng Zhang Rui-jie Zhao B.P.M.(Bart)van Esch; Project supported by the National Natural Science Foundation of China(Grant Nos.51979125,52209111 and U2016225).; Impeller hub corner separation flow(IHCS)has a significant influence on energy conversion of the bulb tubular pump,and its unsteady characteristics are investigated with CFD-based method.The generation mechanism and p...; 关键词：Bulb tubular pump corner separation entropy production pressure fluctuation visualization analysis

Indoor Environment Control Effect Based on Multi-Impeller Air Conditioner: 《Journal of Thermal Science》2022年第6期2137-2154,共18页WANG Jiahao LIU Xiaomin TIAN Chenye WU Liming XI Guang; supported by the National Natural Science Foundation of China(No.51676152)。; Air conditioner is the key air supply device to improve the indoor air heat transfer cycle and thermal environment. In this paper, according to the similarity theory, six kinds of the multi-impeller air conditioners(M...; 关键词：air conditioner multi-impeller indoor thermal environment thermal comfort numerical simulation experimental test

Numerical investigation of effect of a centrifugal boost impeller on suction performance of an aircraft hydraulic pump被引量：2: 《Chinese Journal of Aeronautics》2022年第8期236-248,共13页Hongkang DONG Yongling HE Yan WANG Guiyue KOU; financially supported by the National Natural Science Foundation of China(No.51775013);the Science and Technology Research Project of Jiangxi Provincial Department of Education(No.GJJ201914)。; An integrated boost impeller can effectively improve the suction performance of an aircraft hydraulic pump(AHP).It must be designed very carefully;however,few studies thus far have investigated boost impellers.To expl...; 关键词：Aircraft hydraulic pump CAVITATION Computational Fluid Dynamics IMPELLER Suction performance Transient flow

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