Zhengguang Li

ORCID: 0000-0003-1405-837X
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About
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Research Areas
  • Structural Health Monitoring Techniques
  • Structural Load-Bearing Analysis
  • Seismic Performance and Analysis
  • Topology Optimization in Engineering
  • Magnetic confinement fusion research
  • Planetary Science and Exploration
  • Bladed Disk Vibration Dynamics
  • Structural Engineering and Vibration Analysis
  • Superconducting Materials and Applications
  • Stellar, planetary, and galactic studies
  • Astro and Planetary Science
  • Spacecraft and Cryogenic Technologies
  • Optical measurement and interference techniques

Jilin University
2024

Jinan University
2016

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10.2139/ssrn.5094180 preprint EN 2025-01-01

Very recently, Heinze & Metchev proposed a novel method for calculating precise distances to the main-belt asteroids using only two nights of data from single observatory. In this paper, we re-derive solution but use easily understood spherical astronomy. Our derivation is based on premise that geocentric angular velocity an asteroid changes linearly with time, which closer real situation. Therefore, possible extra error rotational reflex velocity, in some cases, eliminated. A total 193...

10.3847/0004-6256/152/6/183 article EN The Astronomical Journal 2016-11-23

An improved generalized flexibility matrix-based method using matrix partitioning technique for structure damage identification is proposed. As an effective method, the requires fewer vibration frequencies and corresponding modal shapes compared with traditional method. By introducing a new of matrices involved in constructive process governing equation, simplifies calculation dramatic reduction computational cost while maintaining accuracy results. In case incomplete measured data, based on...

10.1177/10775463241293017 article EN Journal of Vibration and Control 2024-10-21
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