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EROSION: 作品数：815被引量：1745H指数：17; 导出分析报告; 相关领域：天文地球更多>>; 相关作者：张兴昌邵明安董鸣王辉潘英华更多>>; 相关机构：国家眼镜玻璃搪瓷制品质量监督检验中心东华大学中国科学院中国农业大学更多>>; 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>>

Investigation into enhancing the sensitivity method for monitoring trace erosion product concentration in the ceramic channel of a Hall thruster: 《Plasma Science and Technology》2025年第4期95-104,共10页Wei XI Ximing ZHU Bowen ZHENG Zhongxi NING Daren YU; financially supported by National Natural Science Foundation of China(No.U22B2094)。; An optical emission spectroscopy(OES)method with a non-invasive measurement capability,without inducing disturbance to the discharge,represents an effective method for material monitoring.However,when the OES method i...; 关键词：model filtering method optical emission spectroscopy Hall thruster advanced actinometry method trace erosion product concentration(Some figures may appear in colour only in the online journal)

Optimization of magnetic field design for Hall thrusters based on a genetic algorithm: 《Plasma Science and Technology》2024年第7期82-92,共11页谭睿杭观荣王平阳; funded by Shanghai Natural Science Foundation(No.12ZR1414700)。; Magnetic field design is essential for the operation of Hall thrusters.This study focuses on utilizing a genetic algorithm to optimize the magnetic field configuration of SPT70.A 2D hybrid PIC-DSMC and channel-wall er...; 关键词：magnetic field design genetic algorithm divergence angle erosion of discharge channel convergent magnetic field

Influence of neutral gas supply position on wall erosion of Hall thruster studied by particle-in-cell simulation: 《Plasma Science and Technology》2023年第5期184-192,共9页曹希峰夏国俊刘辉陈巨辉于达仁; In this work,we have carried out a simulation study on the discharge process of Hall thrusters under the conditions of different neutral gas radial supply positions based on the particle-in-cell(PIC)and Monte Carlo co...; 关键词：Hall thruster neutral gas wall erosion

Dynamic characteristics of multi-arc thermal plasma in four types of electrode configurations被引量：1: 《Plasma Science and Technology》2022年第5期183-194,共12页Yanjun ZHAO Guohua NI Wei LIU Hongmei SUN Siyuan SUI Dongdong LI Huan ZHENG Zhongyang MA Chi ZHANG; supported by National Natural Science Foundation of China(No.11875295);the National Key R&D Program of China(No.2019YFC0119000)。; The enhanced volume of thermal plasma is produced by a multi-arc thermal plasma generator with three pairs of discharge electrodes driven by three directed current power suppliers.Combined with a high-speed camera and...; 关键词：multi-arc electrode configuration dynamic character EROSION

Numerical study of the grid erosion of field emission electric propulsion被引量：1: 《Plasma Science and Technology》2021年第10期3-10,共8页Chang LU Yang LUO Guangqing XIA Hui GAO Nuo XU; supported by National Natural Science Foundation of China (No. 11675040);the Fundamental Research Funds for the Central Universities of China (Nos. DUT20LAB203 and DUT21GJ206);the Key Research and Development Project of Liaoning Province (No. 2020JH2/ 10500003);the Open Fund for Tianqin Project Key Laboratory of Ministry of Education (in preparation) (TQRF2020-2.5)。; In this paper, the immersed finite element particle-in-cell Monte Carlo collision(IFE-PIC-MCC)model is used to study the cause of the grid erosion in field emission electric propulsion(FEEP).The simulation results sho...; 关键词：IFE-PIC-MCC FEEP grid erosion CEX ions

Erosion research of CX-2002U carbon composites under low-temperature high-flux hydrogen plasma: 《Plasma Science and Technology》2021年第2期93-100,共8页Hengxin GUO Zongbiao YE Bizhou SHEN Jianjun WEI Bo WANG Yuchuan LUO Kun ZHANG Fujun GOU Jianjun CHEN Bo CHEN; by National Natural Science Foundation of China(No.11875198);Young Scientists Fund of National Natural Science Foundation of China(No.11905151);Fundamental Research Funds for the Central Universities of China(No.2019SCU12072);the China Postdoctoral Science Foundation(No.2019M663487).; The net erosion yield of CX-2002U carbon fiber composites under high-flux low-temperature hydrogen plasma is investigated using a linear plasma device.It is found that the net erosion yield decreases rapidly first,and...; 关键词：carbon fiber composites hydrogen plasma chemical erosion REDEPOSITION NANOPARTICLE

Silicone-coated polyimide films deposited by surface dielectric barrier discharges: 《Plasma Science and Technology》2019年第1期93-99,共7页Junggil KIM Yunjung KIM Sangjin KIM Guangsup CHO; supported in part by the Korean Institute of Energy Technology Evaluation and Planning (KETEP);the Ministry of Trade, Industry & Energy (MOTIE) of the Republic of Korea (No. 20173030014460);partly by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MSIT) (NRF-2018R1A2B6008642); Hybrid dielectric barrier discharges are investigated for plasma generated on the surface of a dielectric layer, where two conducting electrodes of high voltage and ground are formulated on the upper and bottom surfac...; 关键词：PLASMA DISCHARGE ATMOSPHERIC pressure nonthermal PLASMA POLYIMIDE film PLASMA EROSION

Hybrid–PIC simulation of sputtering product distribution in a Hall thruster被引量：1: 《Plasma Science and Technology》2017年第10期44-51,共8页Xifeng CAO Guanrong HANG Hui LIU Yingchao MENG Xiaoming LUO Daren YU; Hall thrusters have been widely used in orbit correction and the station-keeping of geostationary satellites due to their high specific impulse, long life, and high reliability. During the operating life of a Hall thr...; 关键词：Hall thruster sputtering erosion hybrid–PIC

Evaporation Erosion During the Relay Contact Breaking Process Based on a Simplified Arc Model被引量：4: 《Plasma Science and Technology》2016年第5期512-519,共8页崔行磊周学翟国富彭喜元; supported by National Natural Science Foundation of China(Nos.51377038,51307030); Evaporation erosion of the contacts is one of the fundamental failure mechanisms for relays. In this paper, the evaporation erosion characteristics are investigated for the copper contact pair breaking a resistive dir...; 关键词：evaporation erosion material transfer molten pool simplified arc model

Formation of a 40 A DC Current Arc During the Opening of Silver Contacts被引量：1: 《Plasma Science and Technology》2014年第5期471-478,共8页M'hammed ABBAOUI André LEFORT Erwann CARVOU Damien SALLAIS James Brian Alexander MITCHELL Noureddine BEN JEMAA; The erosion of silver contacts due to break arcs with length proportional to time and of variable duration has been measured by weighing the contacts following 5000 openings at a constant current equal to 40 A.The exp...; 关键词：arc root cathode spot anode spot EROSION contacts current density

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