Results 11 to 20 of about 149,672 (219)

Condition-Based Maintenance Optimization Method Using Performance Margin

open access: yesAxioms, 2023
As a maintenance strategy to reduce unexpected failures and enable safe operation, condition-based maintenance (CBM) has been widely used in recent years.
Shuyu Li   +3 more
doaj   +1 more source

An Optimal Opportunistic Maintenance Planning Integrating Discrete- and Continuous-State Information

open access: yesMathematics, 2023
Information-driven group maintenance is crucial to enhance the operational availability and profitability of diverse industrial systems. Existing group maintenance models have primarily concentrated on a single health criterion upon maintenance ...
Fanping Wei   +4 more
doaj   +1 more source

Maintenance Optimization for Two-Component Series Systems With Degradation Dependence

open access: yesIEEE Access, 2021
This paper proposes a model of maintenance optimization for a system consisting of two dependent components in long-term operation, where both components are subject to dependent degradation.
Wei-Ning Ma   +3 more
doaj   +1 more source

Optimization of Condition-Based Maintenance of Wood Utility Pole Network Subjected to Hurricane Hazard and Climate Change

open access: yesFrontiers in Built Environment, 2020
Electric power distribution systems that link the bulk power grid (generation and transmission systems) to customers are the leading cause of power outages due to their vulnerability to extreme wind events, especially hurricanes. The strength of the wood
Abdullahi M. Salman   +3 more
doaj   +1 more source

Review of recent research towards power cable life cycle management

open access: yesHigh Voltage, 2017
Power cables are integral to modern urban power transmission and distribution systems. For power cable asset managers worldwide, a major challenge is how to manage effectively the expensive and vast network of cables, many of which are approaching, or ...
Chengke Zhou, Huajie Yi, Xiang Dong
doaj   +1 more source

Research of preventive maintenance task interval optimization model and method of aircraft

open access: yesHangkong gongcheng jinzhan, 2023
Aircraft maintenance order specifies all preventive maintenance tasks involved in aircraft basic level maintenance. During the beginning of aircraft service,the maintenance tasks are intended to be conservative.
NAN Yanfei   +4 more
doaj   +1 more source

Multi objective optimization of ship spare parts maintenance based on Improved Genetic Algorithm [PDF]

open access: yesE3S Web of Conferences, 2021
For ship equipment turnover spare parts, if the maintenance interval is too long, the safety and working ability will be reduced; if frequent maintenance is performed, it will cause much waste.
Xiao Bin, Liu Chang, Jiang Tiejun
doaj   +1 more source

Maintenance Management of a Transmission Substation with Optimization

open access: yesApplied Sciences, 2021
The paper deals with the reliability-centered maintenance (RCM) of a transmission substation. The process of the planning and actual performance of maintenance was carried out using an optimization algorithm.
Peter Kitak   +3 more
doaj   +1 more source

Monitoring Variability in Melt Pool Spatiotemporal Dynamics (VIMPS): Towards Proactive Humping Detection in Additive Manufacturing

open access: yesJournal of Manufacturing and Materials Processing
Humping is a common defect in direct energy deposition processes that reduces the geometric integrity of printed products. The available literature on humping detection is deemed reactive, as they focus on detecting late-stage melt pool spatial ...
Mohamed Abubakr Hassan   +3 more
doaj   +1 more source

The Balance and Optimization Model of Coal Supply in the Flow Representation of Domestic Production and Imports: The Ukrainian Case Study

open access: yesEnergies, 2022
The successful supply of an economy with coal fuel, for a country that carries out its large-scale extraction and import, is a complex production and logistics problem.
Tetiana Bilan   +7 more
doaj   +1 more source

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