Results 1 to 10 of about 20,900,654 (118)

Overall reliability assessment of water distribution system [PDF]

open access: yes, 2014
The paper proposes a methodology that estimates the overall reliability of water distribution system based on the aggregated utilities gained from the water service.
ATAOUI, RAFET   +1 more
core   +2 more sources

A study on stabilization of operation time for hydraulic operating circuit breaker (Development of hydraulic stabilization system holding constant high pressure)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
A hydraulic operation stabilizing system was developed for a hydraulic operating mechanism of a gas circuit breaker (GCB). Air bubbles and cavities, created in hydraulic fluid by the movement of the operating mechanism, have an effect on the movement of ...
Tohru YAMASHITA   +4 more
doaj   +1 more source

A study on stabilization of operation time for hydraulic operating circuit breaker (Simulation and investigation of hydraulic stabilization system holding constant high pressure)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Numerical simulation for a hydraulic operation stabilizing system of gas circuit breaker (GCB) driven by a hydraulic operating mechanism is treated . Valve collision and hydraulic column separation, created in hydraulic fluid by the movement of valves ...
Tohru YAMASHITA   +4 more
doaj   +1 more source

Online monitoring of the spectral characteristic of a flashed solar simulator for performance assessment of multijunction solar cells [PDF]

open access: yesEPJ Web of Conferences
This work presents the implementation of high-speed spectral measurements for online monitoring of the spectral characteristics of a flasher solar simulator necessary to apply the mismatch spectral correction between the standard ASTM G173-03 AM1.5 1000 ...
Imperatore Mario V.   +3 more
doaj   +1 more source

Analysis and optimization of a Time Resolved Photoluminescence instrument [PDF]

open access: yesEPJ Web of Conferences
This work describes the analysis and optimization of a Time Resolved Photoluminescence instrument to improve its optical performances. Simulation of the light behaviour inside the sample material have been done to maximize light extraction and the ...
Trespidi Franco   +2 more
doaj   +1 more source

Design and optimization of a compact prismatic solar concentrator [PDF]

open access: yesEPJ Web of Conferences
This work focuses on the optimization of a compact square prismatic single stage solar concentrator to be realized either with BK7 glass or Silopren plastic. Zemax software is used to simulate and optimize the optical surfaces.
Trespidi Franco   +2 more
doaj   +1 more source

Power-frequency magnetoelectric energy harvester using FeCoV–PZT laminates based on ericsson cycle [PDF]

open access: yesAIP Advances
With the increasing demand for power supply in power Internet-of-Things (IoT) sensor nodes, providing stable, self-powered operation near power-frequency transformers remains a critical challenge.
Changgeng Zhang   +5 more
doaj   +1 more source

Angle-compensated non-invasive current measurement of multi-conductor cables via a TMR sensor-array [PDF]

open access: yesAIP Advances
Real-time current monitoring of currents in smart grid poses significant challenges, particularly within multi-conductor cables where inherent phase imbalance and complex electromagnetic coupling distort the magnetic field patterns, complicating accurate
Fugui Liu   +4 more
doaj   +1 more source

Centralized Shared Energy Storage Optimization Framework for AC/DC Distribution Systems with Dual-Time-Scale Coordination

open access: yesApplied Sciences
Conventional shared energy storage (SES) allocation and coordinated operation mechanism are mismatched with the actual time-varying demand of the distribution system, resulting in low utilization of energy storage and renewable energy sources (RES ...
Yidi Zhu   +4 more
doaj   +1 more source

Measurement Feedback-Driven Load Restoration Enhancement of Active Distribution Networks with Soft Open Points

open access: yesCSEE Journal of Power and Energy Systems
Increasing distributed generator (DG) penetration poses significant challenges in the restoration performance of active distribution networks (ADNs). Load restoration after topology reconfiguration has not been adequately considered. With the development
Chengshan Wang   +7 more
doaj   +1 more source

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