Results 21 to 30 of about 472,930 (267)

A New Life Prediction Scheme for Mechanical System with Considering the Mission Profile Switching

Applied Sciences, 2020
The life prediction is crucial to guarantee the reliability and safety of the mechanical system. The current prediction methods predict the life only based on the historical usage pattern of the mechanical system, and do not consider the mission profile ...
Jiancheng Yin, Huailiang Zheng, Yuantao Yang, Minqiang Xu   +3 more
doaj   +1 more source

A Simplified Extension of Physics-Based Single Particle Model for Dynamic Discharge Current

IEEE Access, 2019
The prediction of the battery temperature and terminal voltage under dynamic load condition is crucial for a satellite battery management system. Restricted by parameter measurability and computing resources, equivalent circuit model has been commonly ...
Jinglong Chen, Rixin Wang, Yuqing Li, Minqiang Xu   +3 more
doaj   +1 more source

The Mars orbiter magnetometer of Tianwen-1: in-flight performance and first science results

Earth and Planetary Physics, 2023
The Mars Orbiter MAGnetometer (MOMAG) is a scientific instrument onboard the orbiter of China’s first mission for Mars — Tianwen-1. Since November 13, 2021, it has been recording magnetic field data from the solar wind to the magnetic pile-up region ...
YuMing Wang, TieLong Zhang, GuoQiang Wang, SuDong Xiao, ZhuXuan Zou, Long Cheng, ZongHao Pan, Kai Liu, XinJun Hao, YiRen Li, ManMing Chen, ZhouBin Zhang, Wei Yan, ZhenPeng Su, ZhiYong Wu, ChengLong Shen, YuTian Chi, MengJiao Xu, JingNan Guo, Yang Du   +19 more
doaj   +1 more source

Simulation Research and Analysis of Wavelength Modulation Off-Axis Integrated Cavity Output Spectrum Measurement System

Sensors
Wavelength modulation spectroscopy off-axis integrated cavity output spectroscopy (WMS-OA-ICOS) is an in situ detection technique suitable for analyzing trace gases in the atmospheres, characterized by its high sensitivity and ease of integration ...
Tao Wu, Xiao Zhang, Xiao Chen, Wangwang Liu, Yan Han, Yubin Zhong, Dan Zhao, Zhen Fang, Linxin Pan, Feiyang Wang, Hang Xu   +10 more
doaj   +1 more source

Southern Himalayas rainfall as a key driver of interannual variation of pre-monsoon aerosols over the Tibetan Plateau

npj Climate and Atmospheric Science, 2023
The Tibetan Plateau (TP) is one of the most climate-sensitive regions around the world. Aerosols imported from adjacent regions reach their peak during the pre-monsoon season and play a vital role in the TP environment.
Weichen Liu, Chun Zhao, Mingyue Xu, Jiawang Feng, Qiuyan Du, Jun Gu, L. Ruby Leung, William K. M. Lau   +7 more
doaj   +1 more source

Advancements in Mars Habitation Technologies and Terrestrial Simulation Projects: A Comprehensive Review

Aerospace
This review examines advancements in Mars habitation technologies, emphasizing Earth-based analog missions and closed-loop life support systems critical for long-duration human presence on the Red Planet.
Yubin Zhong, Tao Wu, Yan Han, Feiyang Wang, Dan Zhao, Zhen Fang, Linxin Pan, Chen Tang   +7 more
doaj   +1 more source

A Dynamic Illumination-Constrained Spatio-Temporal A* Algorithm for Path Planning in Lunar South Pole Exploration

Remote Sensing
Future lunar south pole missions face dual challenges of highly variable illumination and rugged terrain that directly constrain rover mobility and energy sustainability.
Qingliang Miao, Guangfei Wei
doaj   +1 more source

Cross-Domain Fault Diagnosis Using Knowledge Transfer Strategy: A Review

IEEE Access, 2019
Data-driven fault diagnosis has been a hot topic in recent years with the development of machine learning techniques. However, the prerequisite that the training data and the test data should follow an identical distribution prevents the conventional ...
Huailiang Zheng, Rixin Wang, Yuantao Yang, Jiancheng Yin, Yongbo Li, Yuqing Li, Minqiang Xu   +6 more
doaj   +1 more source

A Comprehensive Review of Path-Planning Algorithms for Planetary Rover Exploration

Remote Sensing
Path-planning algorithms for planetary rovers are critical for autonomous robotic exploration, enabling the efficient and safe traversal of complex and dynamic extraterrestrial terrains.
Qingliang Miao, Guangfei Wei
doaj   +1 more source

A Novel Framework for Anomaly Detection for Satellite Momentum Wheel Based on Optimized SVM and Huffman-Multi-Scale Entropy

Entropy, 2021
The health status of the momentum wheel is vital for a satellite. Recently, research on anomaly detection for satellites has become more and more extensive. Previous research mostly required simulation models for key components.
Yuqing Li, Mingjia Lei, Pengpeng Liu, Rixin Wang, Minqiang Xu   +4 more
doaj   +1 more source