نتایج جستجو برای: electric vehicles evs

تعداد نتایج: 194394  

A novel structure of switched reluctance motors (SRMs) is proposed. The proposed structure uses the benefits of the axial flux path, short flux path, segmental rotor, and flux reversal free stator motors all together to improve the torque density of the SRMs. The main geometrical, electrical and physical specifications are presented. In addition, some features of the proposed structure are comp...

Journal: :Energies 2022

Electric vehicles (EVs) and hybrid electric (HEVs) are the most appropriate alternatives for conventional (internal combustion engine (ICE)-based) smart urban transport—as an element of sustainable modes transportation [...]

2014
Tom Curran Edgar Galván-López

The charging of electric vehicles (EVs) places a strain on the transformers in the electric grid in order for it to be able to supply enough power to meet demand. This is set to become more and more of a burden on the grid as EVs become more popular among the general public. The use of demand-side management (DSM) and smart grids have been investigated as a solution to this problem, and the pro...

2017
Yunpeng Guo Liyan Zhang Junhua Zhao Fushuan Wen Abdus Salam Jianwei Mao Liang Li

Electric vehicles (EVs) can have noteworthy impact on power system dynamic performance. This paper develops two novel controllers which can take into account the random time delay in the communication channel of the control system. With the designed robust controller, the system can utilize EVs to participate in automatic generation control (AGC) processes so as to assist conventional thermal p...

2010

Electric and Plug-in Hybrid Vehicles HIGHLIGHTS PROCESS AND TECHNOLOGY STATUS – Battery electric vehicles (BEVs) and plug-in hybrid electric vehicles (PHEVs) share characteristics that provide a range of benefits such as lower CO2 emissions (potentially zero for pure EVs); no local pollution; competitive operating costs, quiet operation; high acceleration; regenerative braking and other systems...

2011
Lingwen Gan Ufuk Topcu Steven Low

We propose decentralized algorithms for optimally scheduling electric vehicle (EV) charging. The algorithms exploit the elasticity and controllability of electric vehicle loads in order to fill the valleys in electric demand profiles. We first formulate a global optimization problem, whose objective is to impose a generalized notion of valley-filling, and study the properties of optimal chargin...

2017
Azhar Ul-Haq Marium Azhar Yousef Mahmoud Aqib Perwaiz Essam A. Al-Ammar

It has been recognized that an increased penetration of electric vehicles (EVs) may potentially alter load profile in a distribution network. As EVs are regarded as a diversely distributed load so a deterministic method, to predict EV charging load, may not account for all possible factors that could affect the power system. Thus, a stochastic approach is applied that takes into account various...

2015
Somil Bansal Murat Arcak Anil Aswani

Model Predictive Control Approach to Electric Vehicle Charging in Smart Grids by Somil Bansal Master of Science in Electrical Engineering and Computer Sciences University of California, Berkeley Professor Claire Tomlin, Chair In this work, I present a method to design a predictive controller for handling Plug-andPlay (P&P) requests of Electric Vehicles (EVs) in a power distribution system. The ...

2015
Mahyar Movahed Nejad MAHYAR MOVAHED NEJAD

FRONTIERS IN OPERATIONS RESEARCH FOR OVERCOMINGBARRIERS TO VEHICLE ELECTRIFICATIONbyMAHYAR MOVAHED NEJADAugust 2015 Advisor: Dr. Ratna Babu ChinnamMajor: Industrial EngineeringDegree: Doctor of Philosophy Electric vehicles (EVs) hold many promises including diversification of the transporta-tion energy feedstock and reduction of greenhouse gas and other emissions. Ho...

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