Results 31 to 40 of about 154,581 (303)

Opportunistic sensing for road pavement monitoring [PDF]

, 2020
Road surface state monitoring is of main concern for road infrastructure owners. Hence dedicated measurement campaigns using laser scanning and image analysis are performed on a regular basis. Yet, this type of monitoring comes at a high labor cost
Botteldooren, Dick, David, Joachim, De Coensel, Bert, De Pessemier, Toon, Dekoninck, Luc, Filipan, Karlo, Joseph, Wout, Van Hauwermeiren, Wout   +7 more
core   +1 more source

Opportunistic maintenance based on CUSUM control charts

, 2016
The use of a Ship Maintenance Management System is fundamental for the good performance of equipments and the entire platform. Over the systematic maintenance, the opportunistic maintenance is a concept that aims to minimize outages and costs preventing undesirable failures.
Lampreia, Suzana Paula Gomes Fernando da Silva, Vairinhos, Valter Martins, Lobo, Victor J. A. S., Parreira, Rui, Requeijo, José Gomes   +4 more
openaire   +2 more sources

Machining Center Opportunistic Maintenance Strategy Using Improved Average Rank Method for Subsystem Reliability Modeling

Applied Sciences
Machining centers are complex systems that consist of multiple subsystems. When maintaining these subsystems, considering opportunistic maintenance can prevent frequent shutdowns during the machining process and reduce costs.
Yingzhi Zhang, Minqiao Song, Wei Wu, Feng Han   +3 more
doaj   +1 more source

Reportability Tool Design: Assessing Grouping Schemes for Strategic Decision Making in Maintenance Planning from a Stochastic Perspective

Applied Sciences, 2022
In this article, we report on the design and implementation of a reportability tool using Microsoft Power BI embedded with Python script to assess opportunistic grouping schemes under a preventive maintenance policy.
Pablo Viveros, Nicolás Cárdenas Pantoja, Fredy Kristjanpoller, Rodrigo Mena   +3 more
doaj   +1 more source

A preventive opportunistic maintenance method for railway traction power supply system based on equipment reliability

Railway Engineering Science, 2020
Conventional maintenance mode for the traction power supply system (TPSS) is to perform scheduled regular maintenance activities for power supply equipment, while such maintenance mode may result in undue maintenance tasks and low efficiency due to ...
Sheng Lin, Nan Li, Ding Feng, Xiaomin Guo, Weiguo Pan, Jun Wang, Chao Yang   +6 more
doaj   +1 more source

Reliability-Based Opportunistic Maintenance Modeling for Multi-Component Systems with Economic Dependence under Base Warranty

Discrete Dynamics in Nature and Society, 2021
Maintenance usually plays a key role in controlling a multi-component production system within normal operations. Furthermore, the failure of components in the production system will also cause large economic losses for users due to the shutdown ...
Rongcai Wang, Zhonghua Cheng, Enzhi Dong, Chiming Guo, Liqing Rong   +4 more
doaj   +1 more source

Energy Consumption-Based Maintenance Policy Optimization

Energies, 2021
The optimal predictive, preventive, corrective and opportunistic maintenance policies play an important role in the success of sustainable maintenance operations. This study discusses a new energy efficiency-related maintenance policy optimization method,
Ágota Bányai
doaj   +1 more source

An improved opportunity maintenance model of complex system

Advances in Mechanical Engineering, 2019
To solve the problems of multiple parts, high cost of disassembly, and imperfect maintenance in multi-component complex systems, an opportunistic maintenance model of multi-component complex systems based on a time threshold is proposed in this article ...
Qinghe Yuan, Zhenzhen Jin, Shun Jia, Qian Liu   +3 more
doaj   +1 more source

STOCHOS: Stochastic opportunistic maintenance scheduling for offshore wind farms

IISE Transactions, 2023
Despite the promising outlook, the numerous economic and environmental benefits of offshore wind energy are still compromised by its high operations and maintenance (O&M) expenditures. On one hand, offshore-specific challenges such as site remoteness, harsh weather, transportation requirements, and production losses, significantly inflate the O&
Petros Papadopoulos, David W. Coit, Ahmed Aziz Ezzat   +2 more
openaire   +2 more sources

A Predictive Maintenance Strategy for Multi-Component Systems Based on Components’ Remaining Useful Life Prediction

Mathematics, 2023
Industries increasingly rely on intricate multi-component systems, necessitating efficient maintenance strategies to ensure system reliability and minimize downtime.
Yaqiong Lv, Pan Zheng, Jiabei Yuan, Xiaohua Cao   +3 more
doaj   +1 more source