Results 1 to 10 of about 3,689,982 (196)

Distributed optimal power flow. [PDF]

open access: yesPLoS One, 2021
Objective The objectives of this paper are to 1) construct a new network model compatible with distributed computation, 2) construct the full optimal power flow (OPF) in a distributed fashion so that an effective, non-inferior solution can be found, and 3) develop a scalable algorithm that guarantees the convergence to a local minimum.
Oh H, Oh H.
europepmc   +6 more sources

Linear Optimal Power Flow Using Cycle Flows [PDF]

open access: yesElectric Power Systems Research, 2018
Linear optimal power flow (LOPF) algorithms use a linearization of the alternating current (AC) load flow equations to optimize generator dispatch in a network subject to the loading constraints of the network branches.
Brown, Tom   +3 more
core   +3 more sources

Integration and optimization of electrified LNG steam reforming hydrogen production system

open access: yesYou-qi chuyun, 2023
The global demand for clean hydrogen energy is constantly increasing. However, the methane steam reforming process cannot satisfy the future social demand for clean hydrogen energy due to its high emission, while the development of water electrolysis ...
Huchao SONG   +5 more
doaj   +1 more source

Optimal Power Flow With Power Flow Routers [PDF]

open access: yesIEEE Transactions on Power Systems, 2017
Power flow routing is an emerging control paradigm for the dynamic control of electric power flows. In this paper, we propose a generic model of a power flow router (PFR) and incorporate it into the optimal power flow (OPF) problem. First, a generic PFR architecture is proposed to encapsulate the desired functions of PFRs.
Lin, J, Leung, KC, Lam, AYS, Li, VOK
openaire   +3 more sources

Experimental study on supercritical carbon dioxide gasification of biomass

open access: yesCarbon Neutrality, 2023
With the excessive use of fossil energy and concern for environmental protection, biomass gasification as an effective means of biomass energy utilization has received widespread attention worldwide. Supercritical carbon dioxide (SCCO2) (T ≥ 31.26 °C, P ≥
Chenchen Zhou   +4 more
doaj   +1 more source

Economic analysis of denitration system in a coal-fired power plant with flue gas bypass during load cycling processes

open access: yes能源环境保护, 2023
Setting up an economizer flue gas bypass system is an effective approach to increase the inlet flue gas temperature of the denitration system in a coal-fired power plant and maintain high De-NO_x efficiency under all working conditions.
GAO Wei   +3 more
doaj   +1 more source

Application of multi-leaf foil bearings in high-speed turbo-machinery

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
Foil bearings, featuring various advantages (such as high-speed, good operation stability, low friction, long life, strong adaptability, wide temperature range, and oil-free), are promised to have good development prospects and application in high-speed ...
Yu GUO   +4 more
doaj   +1 more source

Transient Thermal Response of Blood Vessels during Laser Irradiation Monitored by Laser Speckle Contrast Imaging

open access: yesPhotonics, 2022
Real-time monitoring of blood flow and thrombosis formation induced by laser irradiation is critical to reveal the thermal-damage mechanism and successfully implement vascular-dermatology laser surgery.
Xu Sang   +4 more
doaj   +1 more source

Power Flow Control by Unified Power Flow Controller [PDF]

open access: yesEngineering, Technology & Applied Science Research, 2019
The demand for electricity is increasing day by day and we have to produce more electrical energy to meet the load demands. Most of the experts prefer to extend the existing electrical networks over building the new network with greater costs. In this paper, the implementation of the flexible AC transmission systems (FACTS) devices in a simple ...
Muhammad Yousaf Ali Khan   +4 more
openaire   +1 more source

Pyramidal approximation for power flow and optimal power flow [PDF]

open access: yesIET Generation, Transmission & Distribution, 2020
Power flow equations (PFEs) are the fundamental of power flow (PF) calculations and optimal PF (OPF) for power system analysis, but existing PFEs suffer from the trade‐off among various requirements in practice. This study presents a novel pyramidal approximation (PA) for PF and OPF.
Bo Zhou   +5 more
openaire   +2 more sources

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