Results 31 to 40 of about 1,256,437 (255)

Capacitive compensation at nonsinsoidal buses based on IEEE Std. 18-1992 [PDF]

open access: yes, 2003
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Zobaa, AF
core   +1 more source

Analysis of equivalent circuit models in lithium-ion batteries

open access: yesAIP Advances, 2018
This study investigates lithium-ion (Li-ion) battery discharge at a constant current by comparing equivalent circuit simulation data with experimental data. The simulations employ Thévenin equivalent circuit models consisting of a resistance, capacitance,
Hyun Woo You   +4 more
doaj   +1 more source

Integrated T&D Voltage Stability Assessment Considering Impact of DERs and Distribution Network Topology

open access: yesIEEE Access, 2023
Electric distribution systems are going through a major upgrade with increasing penetration of distributed energy resources (DERs) and impacting transmission system operational analysis.
Syed Muhammad Hur Rizvi   +1 more
doaj   +1 more source

Optimal passive filter design for effective utilization of cables and transformers under non-sinusoidal conditions [PDF]

open access: yes, 2014
Transformers and cables have overheating and reduced loading capabilities under non-sinusoidal conditions due to the fact that their losses increases with not only rms value but also frequency of the load current.
Aleem, SHEA   +3 more
core   +1 more source

Bridge Average Value Model of Modular Multilevel Converter

open access: yesZhongguo dianli, 2019
The speed-up simulation model of modular multilevel converter (MMC) is the basis for the research of voltage-source converter high-voltage direct-current (VSC-HVDC) system. Among many models, the bridge Thevenin model of MMC is the most widely used.
Ning CHEN, Lei QI, Meng BAO, Xiang CUI
doaj   +1 more source

The optimal passive filters to minimize voltage harmonic distortion at a load bus [PDF]

open access: yes, 2005
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Zobaa, AF
core   +1 more source

Study on Thévenin Equivalent Circuit Modeling of Zinc-Nickel Single-Flow Battery

open access: yesInternational Journal of Electrochemical Science, 2018
Based on the working principle of a zinc–nickel single-flow battery (ZNB), an improved Thévenin equivalent circuit model is proposed in this paper. According to the experimental data of a 100-A pulsed discharge of a ZNB, the parameters of the modified ...
Shouguang Yao   +4 more
doaj   +1 more source

Unified Power Conservative Equivalent Circuit for DC Networks

open access: yesIEEE Access, 2020
This article introduces a new equivalent circuit for linear direct current networks consisting of independent voltage and current sources, and resistors, which represents all the power dissipated internally in the resistors.
Ivo Barbi
doaj   +1 more source

Phasor-Based Assessment for Harmonic Sources in Distribution Networks [PDF]

open access: yes, 2020
Phasor-based interdependencies of multiple harmonic sources, especially Distributed Energy Resources, on distribution networks are analyzed in this paper. A new index, Phasor Harmonic Index (IPH), is proposed by the authors.
Arghandeh, R.   +5 more
core  

State of Charge Estimation of Lithium-Ion Batteries Over Wide Temperature Range Using Unscented Kalman Filter

open access: yesIEEE Access, 2018
With the development of electric vehicles in recent years, lithium-ion batteries have been widely used. Accurate state of charge (SOC) estimation plays an important role in the safety of electric vehicles.
Xiaogang Wu, Xuefeng Li, Jiuyu Du
doaj   +1 more source

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