Results 11 to 20 of about 45,359 (268)

Maintenance and Exploitation of Electric, Hybrid, and Internal Combustion Vehicles

open access: yesEnergies, 2023
This paper presents an analysis of the costs, failure rate, vulnerability, and safety of electric, hybrid, and internal combustion vehicles (EV, HEV, and ICEV), including a review of literature sources, calculations, and investigations.
Iwona Krzyżewska, Katarzyna Chruzik
doaj   +1 more source

Reliability-Based Robust Design Optimization of Lithium-Ion Battery Cells for Maximizing the Energy Density by Increasing Reliability and Robustness

open access: yesEnergies, 2021
Lithium-ion batteries (LIBs) are increasingly employed in electric vehicles (EVs) owing to their advantages, such as low weight, and high energy and power densities.
Jinhwan Park   +7 more
doaj   +1 more source

Determination of modern reliability indicators of relay protection and automation devices

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2023
RELEVANCE. The reliability of power supply to consumers depends on the reliability of all elements of the power supply system, including relay protection and automation devices (RZiA).
A. V. Vinogradov   +3 more
doaj   +1 more source

A Functional Safety Assessment Methodology for Explosion Protection with Application to a Variable Frequency Drive System

open access: yesEnergies, 2021
Modern explosion protection equipment, protected by traditional explosion protection technology (as defined by the international electrotechnical commission (IEC) publication IEC60079-ff series standards) and electrical/electronic/programmable electronic
Shiguang Li, Xiaojie Wu
doaj   +1 more source

Reliability Analysis and Economic Prospect of Wind Energy Sources Incorporated Microgrid System for Smart Buildings Environment

open access: yesIEEE Access, 2023
This work deals with assessing the reliability of wind energy sources incorporated into a microgrid system to increase grid stability. As the share of power generated from wind energy continues to increase due to environmental concerns and to reduce ...
Iram Akhtar   +5 more
doaj   +1 more source

Failure of ureteral access sheath insertion in virgin ureters: A retrospective tertiary care center study

open access: yesUrology Annals, 2020
Objective: The objective of the study was to identify the failure rate of insertion of ureteral access sheath (UAS) during primary flexible ureteroscopy (FURS).
Mohammad Alkhamees   +5 more
doaj   +1 more source

Application of Reliability Prediction Technology in Railway Signal Products

open access: yesKongzhi Yu Xinxi Jishu, 2022
As a real time control system to ensure train traffic safety, rail transit signal products must have high reliability and high safety. In order to find out the weak links in the design of rail transit signal products in advance and provide data support ...
XU Zhengjie
doaj   +1 more source

Reliability of onshore wind turbines based on linking power curves to failure and maintenance records: A case study in central Spain

open access: yesWind Energy, 2023
Summary Wind turbine (WT) reliability has come to the forefront of research due to the rapid growth of wind energy in recent years. Reliability information can help understand failure causes and focus maintenance and prevention efforts on the most ...
Andres J. Sanchez‐Fernandez   +4 more
doaj   +1 more source

Risk-Based UAV Corridor Capacity Analysis above a Populated Area

open access: yesDrones, 2022
To integrate unmanned aerial vehicles (UAVs) into the national airspace in a safe manner, a risk-based approach to the regulation of UAVs is adopted in many countries.
Younsil Kim, Joongwon Bae
doaj   +1 more source

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