Results 1 to 10 of about 221,595 (265)

Design and application of accelerated life test of grating ruler based on step stress loading [PDF]

open access: yesMATEC Web of Conferences, 2021
Combined with the actual project, a grating ruler accelerated life test device is designed, which can simulate the actual loads, including temperature, humidity and speed stress. An accelerated life test scheme based on stepped stress loading is proposed,
Wang Jili   +6 more
doaj   +1 more source

Application Research on Life Extension of Missile-Borne Electronic Equipment HALT [PDF]

open access: yesHangkong bingqi, 2021
For selecting more suitable stress of accelerated life test, based on the environmental characte-ristics and the requirements of highly accelerated life test (HALT) of a certain missile mission, a HALT method for the missile-borne electronic equipment is
Han Jianli, Zhang Xin, Zhang Chonghui, Zhao Jianyin
doaj   +1 more source

Life decay characteristics identification method of retired power batteries based on inverse power law model of accelerated life test

open access: yesEnergy Reports, 2022
In order to reduce the sorting complexity of retired power batteries, the life decay characteristics identification method of power battery module based on the accelerated life test is proposed in the paper. Firstly, the influence of different parameters
Ning Yan, Xiangjun Li, Yao Zhong
doaj   +1 more source

Optimal Constant-Stress Accelerated Life Test Plans for One-Shot Devices with Components Having Exponential Lifetimes under Gamma Frailty Models

open access: yesMathematics, 2022
Optimal designs of constant-stress accelerated life test plans is one of the important topics in reliability studies. Many devices produced have very high reliability under normal operating conditions.
Man-Ho Ling
doaj   +1 more source

Development of a lifetime evaluation system and lifetime prediction method for GaN RF semiconductors used in manned and unmanned weapon systems

open access: yes선진국방연구, 2023
The aim of this study is to develop a testing system that applies RF (Radio Frequency) stress to predict the lifespan of GaN RF semiconductors, a subject of numerous ongoing domestication studies.
Youngrack Choi   +2 more
doaj   +3 more sources

Multi-damage accelerated life test based on the Birnbaum-Saunders reliability evaluation model

open access: yesJournal of Asian Architecture and Building Engineering, 2023
The present study aims to reveal the deterioration law and service life of concrete durability in the saline soil area of western China. For this purpose, the indoor accelerated tests with multiple damage factors including compound salt erosion, dry-wet ...
Chenggong Lu   +6 more
doaj   +1 more source

Accelerated Wear Test Design Based on Dissipation Wear Model Entropy Analysis under Mixed Lubrication

open access: yesLubricants, 2022
Theoretical life prediction of tribo-pairs such as seals, bearings and gears with the failure form of wear under mixed lubrication depends on quantitative analysis of wear. Correspondingly, the wear life test depends on an accelerated wear test method to
Hongju Li   +3 more
doaj   +1 more source

Accelerated Life Test for Reliability Evaluation of Pneumatic Cylinders

open access: yesIEEE Access, 2018
Pneumatic cylinders are intended to be designed for high reliability and long lifetimes. Evaluating such designs through conventional life tests is difficult as the affordable test time is too short to generate a meaningful amount of failure data.
Juan Chen   +4 more
doaj   +1 more source

Research on Accelerated Life Test Method for Electrical Assembly Device of Carrier-Borne Aircraft Missile Based on Use Process [PDF]

open access: yesHangkong bingqi, 2022
With the rise of use requirements, carrier-borne aircraft missile is facing the problem of long-term use under the blend of storage on land and on-board duty tasks.
Yang Zhihong, Di Peng, Fan Ye, Chen Jinhu
doaj   +1 more source

Accelerated Life Test for Photovoltaic Cells Using Concentrated Light

open access: yesInternational Journal of Photoenergy, 2016
This paper presents a new method developed to significantly reduce the necessary time for the ageing tests for different types of photovoltaic cells.
Daniel Tudor Cotfas   +3 more
doaj   +1 more source

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