Results 11 to 20 of about 217,099 (241)

Reliability Analysis of Water Distribution Systems

open access: yesTikrit Journal of Engineering Sciences, 2005
Based on node flow analysis the available nodal flows under deficient conditions is presented for determining the reliability of water distribution system (WDS). The reliability is concentration on a node-reliability factor.
Karim K. El-Jumaily   +1 more
doaj   +1 more source

Factorization of network reliability with perfect nodes I: Introduction and statements

open access: yesDiscrete Applied Mathematics, 2016
A new general all terminal network reliability factorization theorem is stated. We relegate the proof to a forthcoming second part paper.
Juan Manuel Burgos, Franco Robledo Amoza
openaire   +3 more sources

Analytical Calculation Method of Reliability Sensitivity Indexes for Distribution Systems Based on Fault Incidence Matrix

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
An analytical calculation method for the reliability sensitivity indexes of distribution systems is proposed to explicitly quantify the impact of various influence factors on system reliability.
Tianyu Zhang   +4 more
doaj   +1 more source

Reliability Improvement Study of a Distribution Network with Distributed Generation

open access: yesApplications of Modelling and Simulation, 2021
The reliability of power supply to customers is an important factor in the design, planning and operation of a distribution network. This study analyzed the effect of Distributed Generation (DG) on the reliability of distribution network in Port Harcourt
K. Idowu   +3 more
doaj  

Research on Reducing Regional Outage Loss Based on Entropy Weight-Gray Correlation Analysis

open access: yesZhongguo dianli, 2020
Outage loss is one of the indicators to measure the economics of the power grid. Reasonable estimation of outage loss can provide a basis for improving distribution network reliability, social emergency power distribution, and public preventive budget ...
Jun HAN   +5 more
doaj   +1 more source

Analysis of additional factors for determining heat network pipelines failure rates

open access: yesE3S Web of Conferences, 2018
The paper suggests the methodology to assess the reliability of both the heat network schemes under design and the existing heat network schemes, that allows to determine availability factor and failure-free operation probability on the basis of the ...
Akhmetova Irina, Akhmetov Timur
doaj   +1 more source

A factoring algorithm using polygon‐to‐chain reductions for computing K‐terminal network reliability [PDF]

open access: yesNetworks, 1985
AbstractLet G = (V,E) be an undirected graph whose edges may fail, and let Gk denote G with a set k ⊆ V specified. Edge failures are assumed to be statistically independent and to have known probabilities. The k‐terminal reliability of Gk, denoted R(Gk), is the probability that all vertices in k are connected by working edges.
openaire   +2 more sources

Hop count limitation analysis in wireless multi-hop networks

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Recent studies about wireless multi-hop networks mainly focus on two aspects, network performance and network strategy. A mass of models and algorithms about network connectivity, path reliability, and node mobility have been proposed to improve network ...
Liao Wenxing   +4 more
doaj   +1 more source

Validation of the Portuguese version of the social isolation scale with a sample of community-dwelling older adults

open access: yesInternational Journal of Nursing Sciences, 2023
Objectives: The aim of this study was to analyze the psychometric properties (reliability and validity) of the Social Isolation Scale (SIS) in a sample of Portuguese community-dwelling older adults.
João Tavares   +5 more
doaj   +1 more source

Reliability of Wireless Sensor Networks

open access: yesSensors, 2014
Wireless Sensor Networks (WSNs) consist of hundreds or thousands of sensor nodes with limited processing, storage, and battery capabilities. There are several strategies to reduce the power consumption of WSN nodes (by increasing the network lifetime ...
Antônio Dâmaso   +2 more
doaj   +1 more source

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