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RELATIVE_MOTION: 作品数：57被引量：96H指数：5; 导出分析报告; 相关作者：梅凤翔张毅白春华闫华张奇更多>>; 相关机构：北京理工大学韶关大学商丘师范高等专科学校更多>>; 相关期刊：《Science Bulletin》《Astrodynamics》《中国空间科学技术（中英文）》《Journal of Applied Mathematics and Physics》更多>>; 相关基金：国家自然科学基金河南省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更多>>

A guidance strategy for rendezvous and docking to the space station in the Earth-Moon NRHO orbit: 《中国空间科学技术（中英文）》2024年第4期29-39,共11页XIE Yongchun CHEN Changqing LI Xiangyu LI Zhenyu; National Natural Science Foundation of China(U20B2054)。; With the development of space technology,it is possible to build a space station in Earth-Moon space as a transit for Earth-Moon round-trip and entering in the deep space.Rendezvous and docking is one of the key techn...; 关键词：Earth-Moon space station rendezvous and docking NRHO orbit relative motion guidance strategy

Gauss Principle of Least Compulsion for Relative Motion Dynamics and Differential Equations of Motion: 《Wuhan University Journal of Natural Sciences》2024年第3期273-283,共11页ZHANG Yi XIA Junling; Supported by the National Natural Science Foundation of China (12272248, 11972241)。; This paper focuses on Gauss principle of least compulsion for relative motion dynamics and derives differential equations of motion from it. Firstly, starting from the dynamic equation of the relative motion of partic...; 关键词：relative motion dynamics Gauss principle of least compulsion acceleration energy compulsion function

Initial costates derived by near-optimal reference sequence and least-squares method: 《Chinese Journal of Aeronautics》2024年第5期377-391,共15页Shaozhao LU Yao ZHANG Quan HU; This study was funded by the National Natural Science Foundation of China(Nos.11972077 and 12272039).; In this paper,we present a novel initial costates solver for initializing time-optimal trajectory problems in relative motion with continuous low thrust.The proposed solver consists of two primary components:training ...; 关键词：Relative motion Expanding training database Multilayer perceptron Initial costates Least-squares method

How are multiple satellites seen from the ground? Relative apparent motion and formation stabilization: 《Astrodynamics》2024年第1期121-134,共14页Kenta Nakajima Yasuhiro Yoshimura Hongru Chen Toshiya Hanada; This paper answers how multiple satellites are seen from the ground. This question is inspired by space-advertising, a public exhibition in the night sky using a dot matrix of satellites that are bright enough to be s...; 关键词：formation flying relative motion STABILIZATION ASTRODYNAMICS multi-apparent motions space advertisement

Secure motion control of micro-spacecraft using semi-homomorphic encryption被引量：1: 《Security and Safety》2023年第4期34-48,共15页Yongxia Shi Ehsan Nekouei Qinglei Hu; supported partly by the National Natural Science Foundation of China under Grants 62227812 and 61960206011;partly by the Zhejiang Provincial Natural Science Foundation under Grant LD22E050004;partly by the Research Grants Council of Hong Kong under Project CityU 21208921;partly by the Chow Sang Sang Group Research Fund Sponsored by Chow Sang Sang Holdings International Ltd.; This paper studies the secure motion control problem for micro-spacecraft systems.A novel semi-homomorphic encrypted control framework,consisting of a logarithmic quantizer,two uniform quantizers,and an encrypted cont...; 关键词：Spacecraft relative motion security protection encrypted control homomorphic encryption QUANTIZATION

Research on dynamic characteristics of arc under electrode relative motion被引量：1: 《Plasma Science and Technology》2023年第4期128-137,共10页董克亮吴广宁钱鹏宇许之磊马亚光杨泽锋高国强魏文赋; supported by National Natural Science Foundation of China(Nos.U19A20105 and 52077182)。; The relative motion of the electrodes is a typical feature of sliding electrical contact systems.The system fault caused by the arc is the key problem that restricts the service life of the sliding electrical contact ...; 关键词：sliding electric contact arc dynamic characteristics electrode relative motion arc root movement

Close relative motion on distant retrograde orbits被引量：3: 《Chinese Journal of Aeronautics》2023年第3期335-356,共22页Chihang YANG Ming WANG Hao ZHANG; supported by the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDA30010200)。; Distant Retrograde Orbits(DROs)in the Earth-Moon system have great potential to support varieties of missions due to the favorable stability and orbital positions.Thus,the close relative motion on DROs should be analy...; 关键词：Distant retrograde orbits Ephemeris model Floquet theory Formation flight Relative motion Spacecraft Three-body problem Transfer singularity

Reachable set estimation for spacecraft relative motion based on bang-bang principle被引量：2: 《Chinese Journal of Aeronautics》2023年第2期229-240,共12页Lizhen SHAO Haibin MIAO Renhong HU Hongjin LIU; partially supported by the National Natural Science Foundation of China(No.12071025);the Natural Science Foundation of Guangdong Province,China(No.2022A1515011172);the Science and Technology on Space Intelligent Control Laboratory for National Defense,China(No.KGJZDSYS-2018-13);the Scientific and Technological Innovation of Shunde Graduate School of University of Science and Technology Beijing,China(No.BK20AE004)。; For spacecraft formation flight,the information of relative motion reachable set is very important,which can be used to predict the operating boundary of adjacent spacecraft and thus to ensure the safety of spacecraft...; 关键词：Polyhedral approximation Reachable set Spacecraft control Spacecraft relative motion The bang-bang control principle

机匣-动叶的相对运动对高负荷涡轮叶顶气热性能的影响被引量：1: 《风机技术》2023年第1期47-56,共10页杜昆惠娜宋辉陈磊张倩崔亭亭刘存良; National Natural Science Foundation of China(No.52006178);National Key R&D Program of China(No.Y2019-Ⅷ-0007-0168);the Fundamental Research Funds for the Central Universities and the Innovation Capacity Support Plan in Shaanxi Province of China(Grant No.2023-CX-TD-19)。; Base on the standard k-ωturbulent model,numerical method for solving three dimensional Reynolds Averaged Navier-Stokes(RANS)was adopted to study the aerothermal characteristics of the turbine blade with casing relati...; 关键词：Numerical Simulation Relative Motion Tip Clearance Tip Configuration Heat Transfer Coefficient

Rolling velocity and relative motion of particle detector in local granular flow: 《Chinese Physics B》2022年第11期388-394,共7页Ran Li Bao-Lin Liu Gang Zheng Hui Yang; Project supported by the National Natural Science Foundation of China(Grant Nos.11972212,12072200,and 12002213)。; The velocity of a particle detector in granular flow can be regarded as the combination of rolling and sliding velocities.The study of the contribution of rolling velocity and sliding velocity provides a new explanati...; 关键词：local velocity distribution rolling velocity inertial navigation technology relative velocity dependent(RVD)rolling friction

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