Results 1 to 10 of about 241,840 (235)

Degradation modelling of chaotic systems via random walks in phase space [PDF]

open access: yesCommunications Engineering
Accurately predicting long-term degradation in chaotic systems remains a fundamental challenge due to their sensitive dependence on initial conditions and non-periodic dynamics. Conventional numerical models, which rely on fine time-step integration, are
Zhendan Lu   +3 more
doaj   +2 more sources

Multiparameter reliability model for SiC power MOSFET subjected to repetitive thermomechanical load [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2021
The main drawback of any Design for Reliability methodology is lack of easy accessible reliability models, prepared individually for each critical component.
Sebastian Bąba
doaj   +1 more source

State-of-Health Prediction for Reaction Wheel of On-Orbit Satellite Based on Fourier Broad Learning System

open access: yesIEEE Access, 2021
The state-of-health (SoH) of the reaction wheel (RW) is a key indicator of the satellite’s ability to function properly and complete its mission successfully.
Xingliu Zhang   +4 more
doaj   +1 more source

A Method for Safety Evaluation of Train Braking System Considering Multiple Types of Preventive Maintenance Cycles

open access: yesApplied Sciences, 2022
The train braking system with redundant components has an essential effect on driver safety. In this paper, we consider the failure of K-out-of-N brake motors during operation and the redundant recovery by preventive maintenance.
Lilei Zhang   +3 more
doaj   +1 more source

Fatigue Damage Mechanism-Based Dependent Modeling With Stochastic Degradation and Random Shocks

open access: yesIEEE Access, 2018
This paper proposes a dependent modeling method for reliability estimation of metal structures under constant amplitude loading and random shocks considering the nonlinear damage accumulation mechanism.
Dan Xu   +4 more
doaj   +1 more source

Multi-Stress Equivalent Optimum Design for Ramp-Stress Accelerated Life Test Plans Based on D-Efficiency

open access: yesIEEE Access, 2017
Due to time and cost limitations, multi-stress accelerated life tests (ALTs) have been gradually applied in the fields of experimental design and reliability estimation for highly reliable and long-life products.
Yunxia Chen, Wenbin Sun, Dan Xu
doaj   +1 more source

A TRL Assessment Method Considering Reliability Requirements

open access: yesMATEC Web of Conferences, 2018
In addition to considering the functional performance characteristics requirements of the product, reliability requirements should be also considered in the current product design.
Wang Wei   +5 more
doaj   +1 more source

Reliability Implementation and Cost Trade-off of Product during the Development Process

open access: yesMATEC Web of Conferences, 2018
Modern product needs to meet the reliability requirements during the development process. The reliability in this paper refers to an integral view of a product’s reliability, maintainability, supportability, testability, safety and environmental ...
Wang Wei   +5 more
doaj   +1 more source

Exploration of the Reliability of Automotive Electronic Power Steering System Using Device Junction Electrothermal Profile Cycle

open access: yesIEEE Access, 2016
This paper focuses on the driving steering load cycle stress-strain, shake, and transient temperature profiles in relation to failure in an automotive electric power steering (EPS) system.
Xinlei Ma   +3 more
doaj   +1 more source

Status Set Sequential Pattern Mining Considering Time Windows and Periodic Analysis of Patterns

open access: yesEntropy, 2021
The traditional sequential pattern mining method is carried out considering the whole time period and often ignores the sequential patterns that only occur in local time windows, as well as possible periodicity.
Shenghan Zhou   +7 more
doaj   +1 more source

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