MISALIGNMENT

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Torsional vibration suppression and electromechanical coupling characteristics of electric drive system considering misalignment
《Applied Mathematics and Mechanics(English Edition)》2024年第11期1987-2010,共24页Jinxin DOU Zhenping LI Hongliang YAO Muchuan DING Guochong WEI 
Project supported by the National Natural Science Foundation of China(Nos.52075084 and 52475094);the Fundamental Research Funds for the Central Universities of China(No.N2303005)。
The torque ripples resulting from external electromagnetic excitation and mechanical internal excitation contribute to significant torsional vibration issues within electromechanical coupling systems.To mitigate these...
关键词：electric drive system electromechanical coupling nonlinear energy sink(NES) MISALIGNMENT 
The misalignment between degradation rate and mechanical integrity of Mg-Zn-Y-Nd alloy during the degradation evaluation in modified Hanks’solutions
《Journal of Magnesium and Alloys》2024年第9期3661-3674,共14页Di Mei Qingyuan Zhang Yaqian Li Mengyao Liu Wenkai Li Pingli Jiang Ruiqing Hou Shijie Zhu Liguo Wang Shaokang Guan 
support from the Na-tional Key Research and Development Program of China(2021YFC2400703);the Key Projects of the Joint Fund of the National Natural Science Foundation of China(U1804251);support from Natural Science Foundation of Henan Provincial(222300420309).
The degradation behavior of biodegradable Mg alloys has become a research hotspot in the fields about biodegradable metallic materials.While the most of the related publications mainly focused on the degradation rate ...
关键词：Magnesium alloy Degradation rate Mechanical integrity Hanks’solution 
Achieving high-security and massive-capacity optical communications based on orbital angular momentum configured chaotic laser
《Advanced Photonics Nexus》2024年第4期92-100,共9页Yanwei Cui Jianguo Zhang Zhongquan Nie Anbang Wang Yuncai Wang 
supported by the National Natural Science Foundation of China(Grant Nos.61927811,62035009,and 11974258);the Fundamental Research Program of Shanxi Province(Grant No.202103021224038);the Development Fund in Science and Technology of Shanxi Province(Grant No.YDZJSX2021A009);the Open Fund of State Key Laboratory of Applied Optics(Grant No.SKLAO2022001A09);the Science and Technology Foundation of Guizhou Province(Grant Nos.ZK[2021]031 and ZK[2023]049);the Program for Guangdong Introducing Innovative and Entrepreneurial Teams.
Secure and high-speed optical communications are of primary focus in information transmission.Although it is widely accepted that chaotic secure communication can provide superior physical layer security,it is challen...
关键词：chaotic secure communication orbital angular momentum configured chaotic laser high security massive capacity MISALIGNMENT 
Design and Verification of Parallel Hip Exoskeleton Considering Output Torque Anisotropy
《Journal of Bionic Engineering》2024年第3期1305-1320,共16页Jilong Xu Yunzhan Niu Fucai Liu 
funded by the Natural Science Foundation of Hebei Province(Grant no.F2022203043);the Provincial Key Laboratory Performance Subsidy Project(Grant no.22567612 H).
In rehabilitation training,it is crucial to consider the compatibility between exoskeletons and human legs in motion.However,most exoskeletons today adopt an anthropomorphic serial structure,which results in rotationa...
关键词：Hip exoskeleton Parallel mechanism MISALIGNMENT ANISOTROPY Output torque 
A Modified Iterative Learning Control Approach for the Active Suppression of Rotor Vibration Induced by Coupled Unbalance and Misalignment
《Chinese Journal of Mechanical Engineering》2024年第1期242-253,共12页Yifan Bao Jianfei Yao Fabrizio Scarpa Yan Li 
Supported by National Natural Science Foundation of China(Grant Nos.51975037,52375075).
This paper proposes a modified iterative learning control(MILC)periodical feedback-feedforward algorithm to reduce the vibration of a rotor caused by coupled unbalance and parallel misalignment.The control of the vibr...
关键词：Rotor vibration suppression Modified iterative learning control UNBALANCE Parallel misalignment Active magnetic actuator 
Optimization-based mode selection scheme for OAM millimeter wave system in the off-axis misalignment case
《Digital Communications and Networks》2024年第1期101-108,共8页Haie Dou Lei Wang Bin Kang Baoyu Zheng 
supported in part by The National Natural Science Foundation of China(62071255,62171232,61771257);The Major Projects of the Natural Science Foundation of the Jiangsu Higher Education Institutions(20KJA510009);The Open Research Fund of Key Lab of Broadband Wireless Communication and Sensor Network Technology(Nanjing University of Posts and Telecommunications),Ministry of Education(JZNY201914);The open research fund of National and Local Joint Engineering Laboratory of RF Integration and Micro-Assembly Technology,Nanjing University of Posts and Telecommunications(KFJJ20170305);The Research Fund of Nanjing University of Posts and Telecommunications(NY218012);Henan province science and technology research projects High and new technology(No.182102210106).
Millimeter-wave transmission combined with Orbital Angular Momentum(OAM)has the advantage of reducing the loss of beam power and increasing the system capacity.However,to fulfill this advantage,the antennas at the tra...
关键词：Orbital angular momentum Millimeter wave Off-axis misalignment Mode selection Capacity 
EPT:Data Augmentation with Embedded Prompt Tuning for LowResource Named Entity Recognition
《Wuhan University Journal of Natural Sciences》2023年第4期299-308,共10页YU Hongfei NI Kunyu XU Rongkang YU Wenjun HUANG Yu 
Data augmentation methods are often used to address data scarcity in natural language processing(NLP).However,token-label misalignment,which refers to situations where tokens are matched with incorrect entity labels i...
关键词：data augmentation token-label misalignment named entity recognition pre-trained language model PROMPT 
Observation and mitigation of image distortion in high-energy electron radiography
《Nuclear Science and Techniques》2023年第6期69-77,共9页Hao-Qing Li Liang Sheng Chang-Qing Zhang Ying-Chao Du Zheng Zhou Xiu-Feng Weng Jia-Hao Xiao Hong-Qiao Yin Bin Sun Kun Wei Yang Li Bao-Jun Duan Yong-Tang Liu Yan-Hong Zhang Mei Zhang Yan Song Xiao-Dong Zhang Jun Liu Zhu-Ming Fu Qing Xu Xue Du Jian-Peng Gao Xin-Yi Wang Xin-Jian Tan Dong-Wei Hei 
supported by the National Natural Science Foundation of China(Nos.12005211,12075192).
Image distortion caused by the angular misalignment of quadrupole magnets in high-energy electron radiography has been studied systematically.We propose that the distortion originates from the coupling of the electron...
关键词：MISALIGNMENT Angular rotation Russian quadruplet Transfer matrix 
Optimal Design of Transmission Characteristics for Hexagonal Coil Wireless Power Transfer System Based on Genetic Algorithm
《Chinese Journal of Electrical Engineering》2023年第2期94-106,共13页Ping’an Tan Bin Song Xu Shangguan Huadong Liu 
Supported by the Special Funding Support for the Innovative Construction in Hunan Province of China(2020GK2073).
Effective optimization methods are used to guide the optimal design of coil parameters,which is significant for improving the transmission performance of the wireless power transfer(WPT)system.Traditional methods most...
关键词：Wireless power transfer(WPT) hexagonal coil MISALIGNMENT optimal design genetic algorithm(GA) 
Human-Exoskeleton Joint Coordination Assessment:A Case Study on the Shoulder and Elbow Joints
《Journal of Bionic Engineering》2022年第6期1712-1721,共10页Pablo Delgado Clarissa Rincon Yimesker Yihun 
National Science Foundation Grant No.1915872.
This study is aimed at developing a methodology to assess and quantify the human limb motions and interactions with the exoskeleton in relation to alignment.Three different basic and common upper arm joint movements a...
关键词：EXOSKELETON Upper limb REHABILITATION MISALIGNMENT OpenSim Computational modeling Bioinspiration 
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