نتایج جستجو برای: electric vehicles evs

تعداد نتایج: 194394  

2014

Due to demand for decreasing CO2 emission and improving fuel-efficiency of vehicles, research and development of electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs) is being revitalized worldwide. In advance of widespread use of EVs and PHEVs, Europe, United States and Japan have cooperated and worked on the international standardization of the vehicle charging system. We have ...

2015
Leandros A. Maglaras Jianmin Jiang Athanasios Maglaras Frangiskos V. Topalis Sotiris Moschoyiannis

Dynamic wireless charging of electric vehicles (EVs) is becoming a preferred method since it enables power exchange between the vehicle and the grid while the vehicle is moving. In this article, we present mobile energy disseminators (MED), a new concept, that can facilitate EVs to extend their range in a typical urban scenario. Our proposed method exploits InterVehicle (IVC) communications in ...

2013
Mikio Ishihara

1. Introduction There is a growing demand for power semiconductors applied to motor drive inverters for electric vehicles (EVs) and hybrid electric vehicles (HEVs). Based on the results of the development and mass production of automotive power semiconductors, which require very high reliability and functionality, Mitsubishi Electric has developed the J-Series Intelligent Power Modules (IPMs) a...

2012
Tohru Kawabe

In this paper, a new model predictive PID controller design method for the slip suppression control of EVs (electric vehicles) is proposed. The proposed method aims to improve the maneuverability and the stability of EVs by controlling the wheel slip ratio. The optimal control gains of PID framework are derived by the model predictive control (MPC) algorithm. There also include numerical simula...

The battery of electric vehicles (EV) can be charged from the power grid or discharged back to it. Parking lots can aggregate hundreds of EVs which makes them a significant and flexible load/generation component in the grid. In a smart grid environment, the smart parking lot (SPL) can benefit from the situation of the simultaneous connection to the EVs and power grid. This paper proposes a new ...

2016
Parvathy CHITTUR RAMASWAMY Christian CZAJKOWSKI Raul Rodríguez SANCHEZ

This paper studies the impact of electric vehicles (EVs) in real distribution networks. In particular, the impact of the penetration of EVs and its flexibility on the distribution network is studied. In addition, the benefits of EV flexibility in solving the rising challenge of increasing DER penetration are analysed. If managed properly, EVs will have a positive impact in supporting the networ...

2015
Huawei Yang Kevin Wu

Electric vehicles (EVs) are becoming popular in the United States. Battery EVs, powered exclusively by electricity, draw more attention because they emit zero exhaust fumes, transfer energy efficiently and can be more economical compared with internal combustion automobiles. This paper presents a comprehensive analysis of the real-world charging, driving and energy consumption patterns of elect...

2013
Ching-Yen Chung Peter Chu Rajit Gadh

Currently, when Electric Vehicles (EVs) are charging, they only have the option to charge at a selected current or not charge. When during the day there is a power shortage, the charging infrastructure should have the options to either shut off the power to the charging stations or to lower the power to the EVs in order to satisfy the needs of the grid. There is a need for technology that contr...

2015
Neville R. Watson Jeremy D. Watson Russell M. Watson Kashani Sharma Allan Miller

The desire to reduce our reliance on fossil fuel and reduce the emission of greenhouse gases has led to an increasing interest in the use of Electric Vehicles (EVs), whether all electric or plug in hybrid electric vehicles (PHEV). New Zealand is ideally suited for the uptake of EVs since most of the electricity generation is from renewable resources. The main barriers from a customer perspectiv...

2012
Yuki Kudoh Ryoko Motose

Changes of Japanese consumer preference for electric vehicles (EVs) with new EV commercialisation and subsidy implementation has been quantitatively evaluated by applying conjoint analysis to the respondents choice experiment data collected by internet questionnaire survey that have been conducted in February 2009 and 2010. Powertrains (battery electric vehicle (BEV), gasoline hybrid electric v...

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