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Novel Modulation Strategy to Achieve Neutral-point Voltage Balance, Common-mode Voltage, and Switching Loss Reduction for Neutral-point Clamped Three-level Inverters: 《Chinese Journal of Electrical Engineering》2024年第4期106-118,共13页Donghan Liu Jinping Wang Shengyu Liu Weidong Jiang; Carrier-based pulse width modulation (CBPWM) and virtual space vector pulse width modulation (VSVPWM) are briefly reviewed for neutral-point-clamped three-level inverters (NPC TLI). A new modulation strategy referred ...; 关键词：Three-level inverter common-mode voltage switching loss neutral point voltage balance

Nonvolatile silicon photonic MEMS switch based on centrally clamped stepped bistable mechanical beams: 《Photonics Research》2024年第12期2838-2844,共7页QIAN MA YINPENG HU YE LU YUNZHI LIU HUAN LI DAOXIN DAI; National Science Fund for Distinguished Young Scholars(61725503);National Natural Science Foundation of China(62321166651,92150302,U23B2047);Leading Innovative and Entrepreneur Team Introduction Program of Zhejiang(2021R01001);Zhejiang Provincial Major Research and Development Program(2021C01199);Natural Science Foundation of Zhejiang Province(LZ22F050006);Fundamental Research Funds for the Central Universities;Startup Foundation for Hundred-Talent Program of Zhejiang University。; High-performance photonic switches are essential for large-scale optical routing for AI large models and the Internet of Things.Realizing nonvolatility can further reduce power consumption and expand application scena...; 关键词：switch ELECTROSTATIC driving

A novel embedded voltage-clamped circuit for multilevel modular converters submodule to suppress very fast transient overvoltage: 《High Voltage》2024年第6期1202-1207,共6页Hong Shen Zhonghao Dongye Mian Xiao Jiayi Shao Xiangyu Zhang Yao Yao Zifan Dong Lei Qi; Science and Technology Project of SGCC,Grant/Award Number:5500-202422123A-1-1-ZN。; The submodule in multilevel modular converters experiences a very fast transient over-voltage(VFTO)during switch operation of gas-insulated switchgear,which also results in overvoltage on power devices,such as thyrist...; 关键词：transient VFTO CLAMPED

Bending strength degradation of a cantilever plate with surface energy due to partial debonding at the clamped boundary: 《Applied Mathematics and Mechanics(English Edition)》2024年第9期1573-1594,共22页Zhenliang HU Xueyang ZHANG Xianfang LI; Project supported by the National Natural Science Foundation of China(Nos.12372086,12072374,and 12102485)。; This paper investigates the bending fracture problem of a micro/nanoscale cantilever thin plate with surface energy,where the clamped boundary is partially debonded along the thickness direction.Some fundamental mecha...; 关键词：micro/nanoscale cantilever plate partially debonded bending fracture singular integral equation oscillatory singularity

Hybrid Modulation Strategy with Voltage Balancing Control for Four-level Neutral-point Clamped Converters: 《Chinese Journal of Electrical Engineering》2024年第3期25-36,共12页Ning Xie Wei Zhao Wenzhi Lin Zhenglei Wang Yukai Chen Chengzhi Li Jianfei Chen; Supported in part by the Guangdong Innovative Program on New Power System Technology under Grant 1688483408285;in part by the National Natural Science Foundation of China under Grant 52207221;in part by Wuhan Science and Technology Project under Grant 2023010201010071.; Capacitor voltage imbalance in four-level(4L)neutral-point clamped(NPC)converters is a direct factor hindering their application.In particular,when they are applied in motor drives,space vector pulse-width modulation(...; 关键词：4L NPC converters 3L SVPWM 2L CPWM voltage balancing control

Eigenvalues for the Clamped Plate Problem of L_(ν)^(2) Operator on Complete Riemannian Manifolds: 《Acta Mathematica Sinica,English Series》2024年第9期2223-2243,共21页Ling Zhong ZENG; Supported by the National Natural Science Foundation of China(Grant Nos.11861036 and 11826213);the Natural Science Foundation of Jiangxi Province(Grant No.20224BAB201002)。; L_(ν) operator is an important extrinsic differential operator of divergence type and has profound geometric settings.In this paper,we consider the clamped plate problem of L_(ν)^(2)operator on a bounded domain of t...; 关键词：Mean curvature flows L_(ν)^(2)operator clamped plate problem EIGENVALUES Riemannian manifolds translating solitons

Improved Clamped Diode Based Z-Source Network for Three Phase Induction Motor: 《Intelligent Automation & Soft Computing》2023年第4期683-702,共20页D.Bensiker Raja Singh R.Suja Mani Malar; The 3Φinduction motor is a broadly used electric machine in industrial applications,which plays a vital role in industries because of having plenty of beneﬁcial impacts like low cost and easiness but the problems lik...; 关键词：Three phase induction motor voltage source inverter improvedΓZSI with clamping diode PI controller fractional order PID controller gray wolf optimizer

Effective Impulse for Fully Clamped Rectangular Plates Under Internal Blast Loading被引量：1: 《Acta Mechanica Solida Sinica》2022年第3期481-494,共14页Xianben Ren Xiaoqiang Zhang Zhixin Huang Ying Li; The authors would like to thank the support from the National Natural Science Foundation of China under Grant No.11802030.; Under internal blast loading,the response of a beam or plate is highly correlated with the phenomenon of saturated impulse,which governs the deflection of the structure.This paper aims to investigate the phenomenon of...; 关键词：Internal blast Effective impulse Rectangular plate Effective acting time Simplified model

Eigenvalue inequalities for the clamped plate problem of L_(ν)^(2) operator被引量：1: 《Science China Mathematics》2022年第4期793-812,共20页Lingzhong Zeng; supported by National Natural Science Foundation of China(Grant Nos.11861036 and 11826213);the Natural Science Foundation of Jiangxi Province(Grant No.20171ACB21023).; The ■ operator is introduced by Xin(2015), which is an important extrinsic elliptic differential operator of divergence type and has profound geometric meaning. In this paper, we extend the ■ operator to a more gene...; 关键词：mean curvature flows L^(2)_(ν)operator clamped plate problem EIGENVALUES Riemannian manifolds translating solitons

Modulation and Voltage Balancing Control of Dual Five-level ANPC Inverter for Ship Electric Propulsion Systems被引量：1: 《Chinese Journal of Electrical Engineering》2021年第4期78-92,共15页Xiaohui Xu Xingchi Song Kui Wang Nianzhou Liu Wenfeng Long Zedong Zheng Yongdong Li; Open-end winding motors are used extensively in ship electric propulsion systems,in which medium-voltage high-power inverters are a critical component.To increase the system voltage and power density,a dual five-level...; 关键词：Multilevel inverter active neutral-point clamped(ANPC) capacitor voltage balance open-end winding motor drive

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