Results 11 to 20 of about 2,827,460 (258)

Optimal management of vegetation maintenance and the associated costs of its implementation in overhead power distribution systems

open access: yesTecnoLógicas, 2019
Network operators work constantly to maintain an appropriate level of reliability in their power supply and to preserve the integrity of the vegetation growing underneath overhead power distribution systems.
Johan S. Correa-Tamayo   +2 more
doaj   +1 more source

Grover Algorithm with zero theoretical failure rate [PDF]

open access: yes, 2001
In standard Grover's algorithm for quantum searching, the probability of finding the marked item is not exactly 1. In this Letter we present a modified version of Grover's algorithm that searches a marked state with full successful rate. The modification
G. Brassard   +6 more
core   +2 more sources

To Burn-In, or Not to Burn-In: That’s the Question

open access: yesAerospace, 2019
In this paper it is shown that the bathtub-curve (BTC) based time-derivative of the failure rate at the initial moment of time can be considered as a suitable criterion of whether burn-in testing (BIT) should or does not have to be conducted.
Ephraim Suhir
doaj   +1 more source

Operation of Circuit Breakers: Data and Analysis

open access: yesMultidisciplinary Journal for Education, Social and Technological Sciences, 2021
An attempt has been made for the analysis on Circuit breakers (CBs) this paper. First, the types and arcing phenomenon of Oil and SF6 Circuit breakers were briefly discussed.
Victory C. Madueme   +4 more
doaj   +1 more source

Introduction of an Auxiliary Breaker into the Generator-Transformer Block for Energy Saving in Open Switchgear Circuits of Power Plants

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2023
A need in finding of new ways of energy saving at open switchgears of power plants is substantiated. In order to increase energy saving efficiency, an auxiliary breaker is suggested to be inserted between a transformer of a block and its two high-voltage
A. S. Barukin   +3 more
doaj   +1 more source

Numerical Methods on the Triple Informative Prior Distribution for the Failure Rate Basic Gompertz Model [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2022
In this paper, it has been dealt with basic Gompertz distribution. The maximum likelihood, Bayes methods of estimation were used to estimate the unknown shape parameter.
Nadia Al-Obedy   +2 more
doaj   +1 more source

Heart rate and blood pressure monitoring in heart failure. [PDF]

open access: yes, 2019
It has been long known that incessant tachycardia and severe hypertension can cause heart failure (HF). In recent years, it has also been recognized that more modest elevations in either heart rate (HR) or blood pressure (BP), if sustained, can be a risk
Coats, AJS   +4 more
core   +1 more source

Performance and Reliability of Wind Turbines: A Review

open access: yesEnergies, 2017
Performance (availability and yield) and reliability of wind turbines can make the difference between success and failure of wind farm projects and these factors are vital to decrease the cost of energy. During the last years, several initiatives started
Sebastian Pfaffel   +2 more
doaj   +1 more source

Reliability Enhancement in Power Networks under Uncertainty from Distributed Energy Resources

open access: yesEnergies, 2019
This paper presents an integrated approach for assessing the impact that distributed energy resources (DERs), including intermittent photovoltaic (PV) generation, might have on the reliability performance of power networks.
Mike Brian Ndawula   +2 more
doaj   +1 more source

Search the optimal ratio of system’s component reliability parameters and the heat capacity of prosumers in the district heating system [PDF]

open access: yesE3S Web of Conferences, 2020
The paper presents a methodology for ensuring the reliability of heat supply to prosumer connected to a district heating system, by using the heat capacity of its own heat source and optimization of failure rates of system components.
Stennikov Valery, Postnikov Ivan
doaj   +1 more source

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