Explanipedia

CLMOAS: collaborative large-scale multi-objective optimization algorithms with adaptive strategies Open

Peng Wang, Yaowen Fu, Huiping Yuan, Zhongyang Xiao, Chi Huang , et al. · 2025

In the field of multi-objective evolutionary optimization, prior studies have largely concentrated on the scalability of objective functions, with relatively less emphasis on the scalability of decision variables. However, in practical app…

Numerical Investigations of Snowdrift Characteristics on Roofs with Consideration of Snow Crystal Morphological Features Open

Guolong Zhang, Qingwen Zhang, Huamei Mo, Yang Zhao, Xudong Zhi , et al. · 2025

Under extreme snowfall conditions, wind-induced snow drifting can lead to the redistribution of snow accumulation on roofs, resulting in localized overloads that pose a serious threat to building structural safety. Notably, morphological d…

CLMOAS:Collaborative Large-scale Multi-objective Optimization Algorithms with Adaptive Strategies Open

Peng Wang, Yaowen Fu, Huiping Yuan, Zhongyang Xiao, Chi Huang , et al. · 2025

In the field of multi-objective evolutionary optimization, existing research has mostly focused on the scalability of the objective dimension, while insufficient attention has been paid to the scalability of the decision variable dimension…

Dynamics Modeling and Control Method for Non-Cooperative Target Capture with a Space Netted Pocket System Open

Wenyu Wang, Huibo Zhang, Jinming Yao, Wenbo Li, Zhuoran Huang , et al. · 2025

The space flexible netted pocket capture system provides a flexible and stable solution for capturing non-cooperative space objects. This paper investigates the control problem for the capture of non-cooperative targets undergoing motion. …

Mechanical properties of high strength Q690 steel at elevated temperature at low strain rates Open

Lingjun Wang, Yang Zhao, Ziqi Wang, Weiyong Wang · 2025

Application of Quantum Approximate Optimization Algorithm in Three- Dimensional Matching Problem Open

Jinyuan Dong, Yang Zhao, Zhiqiang Li, Tao Wang, Gang Peng , et al. · 2025

The three-dimensional matching problem is a classic NP-complete problem in combinatorial optimization, with wide applications in resource allocation, task scheduling, and many other practical scenarios. Traditional algorithms for solving t…

Research on the evaluation of science and technology museums Open

Xu Yang, Meili Wang, Qi Liu, Shujing Wang, Ying Zhang , et al. · 2025

Design and Analysis of Mars Rock Sampling System Based on Mars Sampling Quadcopter Open

Hongming Li, Shih‐Yuan Lin, Yang Zhao · 2025

This paper presents a rock sampling system designed for the slopes of Valles Marineris on Mars, utilizing a quadrotor vehicle. The study begins with an overview of Mars exploration and the potential applications of rotorcraft in this conte…

Research on the Vibration Fatigue of the Socket Welding in Small Branch Pipes Open

Wenhao Gong, Huan Liu, Yang Zhao, Hongyan Zhang · 2025

Reconstructing Material Gradient and Full-Field Dynamic Response of Fgm Beams Using Pinns with Limited Measurements Open

Haizhou Liu, Yawei Yuan, Yixin Huang, Weihua Xie, Yang Zhao · 2025

Life Cycle Assessment of jet fuel production from eight feedstock options Open

Hsien H. Khoo, Ken Shaun Yap, Yang Zhao, Eugene Hong Zhuang Ho, Daren Zong Loong Tan · 2025

High Performance Fibers-Based Space Structure and Manufacturing Materials Open

Yang Zhao, Cheng Han · 2025

Shill Bidding in Online Housing Auctions Open

Maggie Hu, Yang Zhao · 2025

A Study on the Effects of Clearance Joints on the Dynamic Response of a Planar Deployable Structure Open

Huaibo Yao, Lei Liang, Wenlai Ma, Yang Zhao · 2024

This article investigates the influence of clearance joints on the dynamic characteristics of deployable structures and the contact characteristics inside clearance joints. An explicit dynamic modeling method is employed to formulate the g…

Novel heat flux expansion formula for spacecraft solar radiation uncertainty analysis Open

Xiaoyi Fu, Yuntao Hua, Wenlai Ma, Hutao Cui, Yang Zhao · 2023

To address the challenges of spacecraft design involving over and under-designing, uncertainty thermal analysis offers a practical solution. This method typically requires extensive simulations under varying conditions, leading to high com…

A Unified Numerical Approach to the Dynamics of Beams with Longitudinally Varying Cross-Sections, Materials, Foundations, and Loads Using Chebyshev Spectral Approximation Open

Haizhou Liu, Yixin Huang, Yang Zhao · 2023

Structures with inhomogeneous materials, non-uniform cross-sections, non-uniform supports, and subject to non-uniform loads are increasingly common in aerospace applications. This paper presents a simple and unified numerical dynamics mode…

Dynamic Analysis of a Large Deployable Space Truss Structure Considering Semi-Rigid Joints Open

Huaibo Yao, Yixin Huang, Wenlai Ma, Lei Liang, Yang Zhao · 2023

Joints are widely used in large deployable structures but show semi-rigidity due to performance degradation and some nonlinear factors affecting the structure’s dynamic characteristics. This paper investigates the influence of semi-rigid j…

Dynamics Analysis of Space Netted Pocket System Capturing Non-Cooperative Target Open

Chao Tang, Yingqiang Deng, Zhengfeng Bai, Cheng Wei, Yang Zhao · 2023

With the increasing amount of space debris, it is necessary to develop space debris active cleaning technology. The space netted pocket system is a flexible mechanism system which can be used to capture a non-cooperative target flexibly du…

Dynamic Analysis of Non-Uniform Functionally Graded Beams on Inhomogeneous Foundations Subjected to Moving Distributed Loads Open

Yixin Huang, Haizhou Liu, Yang Zhao · 2023

Inhomogeneous materials, variable foundations, non-uniform cross-sections, and non-uniformly distributed loads are common in engineering structures and typically complicate their mechanical analysis considerably. This paper presents an acc…

Estimation of Full Dynamic Parameters of Large Space Debris Based on Rope Net Flexible Collision and Vision Open

Chao Tang, Jinming Yao, Lei Liang, Huibo Zhang, Cheng Wei , et al. · 2023

The identification of space debris’s dynamic parameters is a prerequisite for detumbling and capture operations. In this paper, a novel method for identifying dynamic parameters based on the rope net flexible collision and vision data is p…

An Innovative External Heat Flow Expansion Formula for Efficient Uncertainty Analysis in Spacecraft Earth Radiation Heat Flow Calculations Open

Xiaoyi Fu, Yuntao Hua, Wenlai Ma, Hutao Cui, Yang Zhao · 2023

Thermal uncertainty analysis of spacecraft is an important method to avoid overdesign and underdesign problems. In the context of uncertainty analysis, thermal models representing multiple operating conditions must be invoked repeatedly, l…

A study on the effects of clearance joints on the dynamic response of the beam-joint structure using VFIFE Open

Huaibo Yao, Lei Liang, Huibo Zhang, Wenlai Ma, Yang Zhao · 2023

Joint clearance is unavoidable because it ensures successful assembly and deployment, but it also affects the dynamic response, stability, and pointing accuracy of large deployable space structures. This paper investigates the effects of c…

Delamination of an Elastic Cuboid from a Flat Rigid Substrate Open

Zijian Chen, Xiaohao Sun, YinBo Zhu, ZeZhou He, Yang Zhao , et al. · 2023

Dynamic and sliding mode control of space netted pocket system capturing and attitude maneuver non-cooperative target Open

Chao Tang, Zhuoran Huang, Cheng Wei, Yang Zhao · 2022

Similar to a space flying net, the capture field of the space netted pocket system is large and it can be applied to capture space non-cooperative targets flexibly. To maintain the stability of the space netted pocket system, eight inflata…

High Precision Control of Rotating Payload Satellite considering Static and Dynamic Unbalanced Disturbance Open

Yatao Zhao, Cheng Wei, Qingsheng Wei, Yang Zhao · 2022

This paper is devoted to suppressing the lumped disturbance, which is mainly composed of static and dynamic unbalanced disturbance, to ensure the imaging quality of the rotating payload satellite system with a five-degree-of-freedom active…

EXPERIMENTAL INVESTIGATION OF MECHANICAL BEHAVIOR OF GRADE 8.8 AND 10.9 SMALL-SIZED (M14-M20) BOLTS WITH THE THREAD INTO THE BOLT HOLE Open

Yang Zhao, Zhan Guo, Xiao-Lei Xue, Quan Lin, Yu Chen , et al. · 2022

This paper is a study on the mechanical behavior of grade 8.8 and 10.9 small-sized (M14-M20) bolts with the thread into the bolt hole. A total of eighty specimens with different thread depth, surface treatment, bolt diameter, and bolt stre…

Effects of Ag and Co Microalloying on Glass-Forming Abilities and Plasticity of Cu-Zr-Al Based Bulk Metallic Glasses Open

Weiguo Mao, Shu Wen Wen, Cuiying Dai, Yang Zhao, Guofeng Han , et al. · 2022

Stress analysis of double-walled pipes undergone mechanical drawing process Open

Ruogu Zhang, Yu Wang, YinBo Zhu, Jidong Jin, HengAn Wu , et al. · 2022

Double-walled metal pipes are important components for heat exchange and liquid transportation. They can be manufactured by mechanical drawing of two concentric pipes. In this work, a mechanical model is developed to analyze the stress sta…

Dynamics Modeling and Experimental Investigation of Gear Mechanism with Coupled Small Clearances Open

Jianchao Han, Lei Liang, Huibo Zhang, Yang Zhao · 2021

Internal gear mechanism is widely used in micro-nano satellites due to its compact structure and high precision transmission. However, the vibration coupling caused by the small clearance coupling is more obvious and cannot be ignored unde…

Double-walled Pipe Preparation by Tensile Method and Experimental Verification of Safety Open

Ruogu Zhang, Xiang Zan, Yinbo Zhu, HengAn Wu, Ping Gu , et al. · 2021

Double-walled metal pipe is a special kind of pipe that maintains both heat transfer function and safety. In this paper, a method of fabricating double-walled pipes using tensile stresses is presented. The residual stress of the experiment…

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