Top Research Papers on Electric Vehicles

In this chapter, a general overview of electric vehicles (EVs) is briefly provided because EV is one of the major applications of WPT in this book.

The electric vehicle (EV) is not a recent invention. Between the end of the XIX century and the beginning of the XX century, most motor vehicles were electric, due to their superior reliability and cleanliness, compared to that of vehicles driven by internal combustion engines (ICE). However, with the development of ICEs and the reduction of their price, electric cars were forgotten. Only almost a century later, they returned in the market due to a significant increase in fossil fuels prices, as well as to a growing environmental concern. EVs present a number of advantages over ICE vehicles: t...

Liquid Fuel and water resupply costs 4 lives for every 100 convoys in theater The military's non-tactical vehicle fleet is the second largest in the federal government. The Pentagon is already transitioning tactical vehicles to hybrids and moving non-tactical cars and trucks on bases straight to electric. The U.S. military has made transition to hybrid and EVs across the domestic fleet a priority. National Security and Electric Vehicles (EVs) Spring 2022 Fact Sheet

This data paper presents the dataset from a study on the use of electric vehicles (EVs). This dataset covers the first dataset collected in this study: the usage data from a Renault Zoe over 3 years. The process of collection of the dataset, its treatment, and descriptions of all the included variables are detailed. The collection of this dataset represents an iteration of participative research in the personal mobility domain as the dataset was collected with low-cost commercially available equipment and open-source software. Some of the challenges of providing the dataset are also discussed:...

This paper presents an Electric Vehicle simulator to aid in Electric Vehicle Education. There has been an exponential surge in demand for developing new generation of vehicles using electric-technology. That has caused rapid shift in design paradigm from mechanical to electrical. Such a paradigm shift requires developing new technology educational programs in electric vehicles. The EV-simulator presented in this paper will be helpful for such programs. The simulator is written in Visual C++/MS Visual Studio .NET 2007. It is called LAMAR-EVSim1 after Lamar's first Electric Vehicle Lamar-EV1. Th...

In the automobile sector, the combination of Artificial Intelligence (AI) technology and Electric Vehicles (EVs) has disruptive potential. Vehicle performance, safety, and user experience are all improved by this confluence. AI systems enhance energy management, increasing EV range and charging effectiveness. Predictive maintenance is made possible by real-time data analytics, which lowers downtime and increases overall reliability.

The major automobile manufacturers have been responsive, creative, and synergistic in developing and demonstrating significant improvements in acceleration performance and vehicle styling configuration strategies which may permit early deployment of ultralight electric vehicles with increased range.

In today's fast changing world a sustainable model of development is prescribed. Environment and climate change has taken center stage and instigated governments to think on measures to propel growth without harming the environment. Combustion Engine Vehicles have always been vast emitter of gases like CO, CO2, NO2 Etc. Which harm the environment and thus the climate as a whole. Electric Vehicles being non emitters of these poisonous gasses helps save the environment. Electric Vehicle (EV) being a complete system comprises of different subsystems. Be it the motors, batteries, controls and char...

A generic EV model was proposed which takes into account charging and discharging characteristics of EV batteries, the driving distance per trip and the availability of EVs for charging and providing grid service.

An Electric Vehicle Routing (EVR) Methodology is the developed system that guides the Electric Vehicle Owner to reach out to the nearest Electric Vehicle Hub (EV Hub) either to swap or recharge the Electric Vehicle Battery (EVB). EVR Methodology is developed based on the Euclidean distance. Coordinates which is the latitudinal and longitudinal combination of the four EV Hubs, as well as the Current location of the Electric Vehicle utilized. Finally, the Euclidean distances obtained are compared to fetch the nearest Hub. Execution of EVR Methodology in EV hub could enhance EV utility. An increa...

In a bid to perform electric vehicle modeling in terms of propulsion system of the electric motor, the calculation and the analysis of vehicles dynamics have been done. Its will concluded the suitable motor that will used to move the specific vehicles, ISWARA. Through the literature review, this thesis presented the introduction of electric vehicles and the major components of its system. Besides that, it will discuss the propulsion system for electric motor of the electric vehicles. Next, calculation and analysis been done to find the requirement power and force to move the vehicle in fixed v...

This paper overviews some of the implications to the electricity supply industry (ESI) of the introduction of electric vehicles (EVs). It seeks to put the roles of electric vehicles into context and offers some observations on aspects of EV development and commercialisation within Australia.

A vehicle and method of controlling the vehicle includes identifying an EV priority zone for the vehicle along a travel path, determining the position of the vehicle with respect to the expected forthcoming EV priority zone; Implementing a plain electric operating mode of the vehicle on the basis of the position of the vehicle and a current operating mode of the vehicle; and implementing a charge operation mode of the vehicle on the basis of the position of the vehicle and a current operating mode of the vehicle ( 1 ).

Rapid uptake of Electric Vehicles (EVs) necessitate a thorough investigation of their impact on the electric grid. Despite being an urgent issue, only small-scale studies have been done due to an uncertainty on their adoption rate and unavailability of realistic EVs load data. There is an urgent need to understand how and to what extent EVs will impact the grid and to what extent the EV hosting capacity can be maximised without any major orchestration. This research aims to answer these questions through a range of steady-state and quasi dynamic simulation studies performed on real urban and r...

The present invention provides a retrofit system for configuring a vehicle to a hybrid electric vehicle or an electric vehicle to dynamically control the function and an electronic control unit which is connected to a power source (EPS).

The present invention provides a retrofit system for configuring a vehicle into a hybrid electric vehicle or electric vehicle using an electric power source comprising one or more motors to provide fail safe torque to the vehicle.

The adoption of electric vehicles (EV) is effectively a problem of socio-technical transitions and comes with its complexities. The Thai Energy Efficiency Development Plan includes the adoption of EV as a voluntary measure to increase the energy effectiveness of its transport sector and to mitigate GHG emissions. But, there are other important social, technological, economic and policy factors which need to be thoroughly investigated before the EV transition is attempted in Thailand, since the environmental cost may outweigh the benefits of the EV transition. The methodology used is based on s...

Beginning in 1990, the major automotive passenger vehicle manufacturers once again reexamined the battery powered electric vehicle (EV). This intensive effort to reduce the battery EV to commercial practice focused attention on the key issue of limited vehicle range, resulting from the low energy density and high mass characteristics of batteries, in comparison to liquid hydrocarbon fuels. Consequently, by 1995, vehicle manufacturers turned their attention to hybrid electric vehicles (HEV). This redirection of EV effort was highlighted by the 1996 EVS-13 Osaka Electric Vehicle Symposium, plus ...

Evergreen is UTeM’s latest Electric Vehicle (EV) being developed by lecturers and students from Faculty of Mechanical Engineering and Faculty of Electric Engineering in order to compete in PGMC (Proton Green Mobility Challenge) competition. Evergreen is a standard Proton Saga BLM with 5-speed manual transmission system. This car is transformed to electric vehicle by removing the ICE (Internal Combustion Engine) and replaced with DC electric motor. Mechanical Coupling is the parts of the engine system that integrate the DC electric motor with the 5-speed manual transmission. Literature review o...

In this paper, Battery Management System (BMS) that addresses the electrical and thermal risks associated with lithium-ion batteries is presented and is designed to provide secure and dependable battery operation.

The utility model provides an EV (electric vehicle) hybrid power controller which comprises an information transmitting module, a battery voltage monitoring module and a generator. The battery voltage monitoring module is used for monitoring voltage of an EV battery, transmitting a charge signal to the information transmitting module when the voltage of the EV battery is smaller than a preset minimum value, transmitting a charge stop signal to the information transmitting module when the voltage of the EV battery reaches a preset maximum value. The information transmitting module transmits the...

Key electric vehicle (EV) communications can be read through the vehicle On-Board Diagnostics (OBD) system. While recording data from the vehicle OBD, a chassis dynamometer (dyno) testbed can be used to emulate various driving schedules/cycles. Analysis of this test data can provide engineers, technicians and researchers with significant insight into how the EV systems are operating in order to understand the performance. This paper characterizes EV chassis dyno testing, giving an overview of dyno operation and methods for obtaining vehicle performance. EVs are run through drive cycles on the ...

The rising concern about the global warming, emission of the hazardous gases and limited sources of the fossil fuel has made an electric vehicle one of the most topics that catch the attention of the researchers and automotive companies. However, as everyone concern, electric vehicle is driven or powered by the rechargeable battery that can only withstand certain period of time and the time taken for battery to be fully charged will take quite a long time. Therefore, in this project, the power consumption of the electric vehicle will be calculated and predicted. This will assist the driv...

The study is a focus on possible factors affecting an electric vehicle (EV) in “real world” testing. Factors such as wind, temperature, and humidity were considered in testing range. A base model 2017 Nissan Leaf EV was modified to remove weight through altering wheel rims and car seats. Removing weight from a vehicle has been used in car racing for many years to increase vehicle speed. Through past studies focusing on new Teslas (EV), wheel rim structure has been found to increase range. Increasing the EV range through the removal of weight was thought to be possible. In addition, the Nissan ...

High voltage technology, such as hybrid and electric drives, affects a number of international regulatory frameworks. A comprehensive approach to functional, electrical and chemical safety together with expert know-how on high voltage vehicles, systems, components and energy storage devices is necessary when deciding to export to overseas markets.

The growing electric vehicle (EV) sector, while tackling climate issues, also encounters obstacles concerning resource usage and a rise in EV disposal. This study examines the circularity framework in the EV sector to address these problems, emphasizing the importance of reusing and upcycling resources for sustainability. Moreover, numerous nations have implemented recycling and R&D policies to offer legal and policy backing for the advancement of recycling technology. This report will investigate and contrast various recycling technologies. Furthermore, it involves an examination of key figur...

Nowadays, transport activities are one of the major contributors to greenhouse gas (GHG) emission. It also causesair pollutants in major cities around the world as particulatematter (PM), carbon monoxide (CO) and carbon dioxide (CO2). Thai governmenthasimplemented numerouspolicies in reducing GHG emissionof which Electric Vehicles are an interesting option. Electric vehicles (EVs) are interesting as a resultof new technologythey deploy, which can reduce GHG emission and friendly to the environment. This study, thereforeaims to investigate EVs factors and their important by using SWOT analysis....

The Electrical Vehicles (EV) industry is evolving in several ways. The technology behind EVs is improving, and so are the supporting facilities. At the same time, consumers have become more aware of electric vehicles as a viable option for their next vehicle purchase. In addition to these trends, fuel prices are ever-increasing while prices of EVs continue to fall. This means that more people can afford to drive an EV. The objective of this study is to know the marketing strategies of how electric vehicles can be used worldwide. This study applied descriptive quantitative method through survey...

This study focused on developing composite indices (CI) to determine the degree to which electric vehicles (EVs) may be adopted by consumers, manufacturers, and investors and found that the Agreement Matrix method had lower CI information losses for all three categories.

The built-in-test (BIT) design of electric vehicles, driven by an AC motor, requires high-reliability and easy repairability and is used in the authors' system.

An advanced electric vehicles' fleet management architecture that considers the most important factors that can affect the traveling mode of electric vehicles, in order to offer different services to fleet management companies for an efficient monitoring and management of their fleets is proposed.

The author addresses and summarizes some of the broader issues relating to electric vehicles including legislation, regulation, funding, infrastructure, niche markets, safety, and the near-term need for lead-acid batteries. The impact of low emission requirements is examined. The principle hazards associated with lead-acid batteries and the attendant liability issues are identified. Federal safety requirements are discussed in some detail.<<ETX>>

The swappable EV battery box is simple and fast to operate when pure EVs undergo swapping in a station, and each battery can be independently charged simply and quickly and can be charged fully, and the balance efficiency is high.

a cooling plate is provided for use in a transformer in an electric vehicle (EV) or a hybrid electric vehicle (HEV). The cooling plate includes a main portion having a recess formed therein, said recess having a bottom which is adapted to come into contact with the lower surface of the transformer to dissipate heat generated by the transformer. The main portion includes a raised structure which is adapted to come into contact with the winding of the transformer to dissipate heat generated by the transformer. The cold plate further includes a strap member which serves the fastening of the trans...

A software-defined EV-to-EV charging framework (SD-E2EC) with mobile aggregators, in which, on the basis of the collected information in a global view, the charging controller determines the charging location, monetary cost for C-EV, and monetary reward for D-EV is proposed.

Thermal conductor for electric vehicle (EV) or a hybrid vehicle (HEV) in the inverter, the inverter includes a DC link capacitor, the DC side capacitor having a stacked plurality of substantially polygonal prism arranged to form film capacitor. Each thin film capacitor having orthotropic properties. A first thermal conductor having a substantially planar member and a second substantially planar member, a first substantially planar member configured to contact the first side of a polygonal prism is formed in a thin film capacitor, and a second substantially planar the member is configured to co...

We are living in an age where the rising level of pollution has left our livelihood in complete disarray. The amount of particulate matter in the air is touching new heights day by day. The number of industries and automobiles has increased exponentially over time due to rising population and demand. The power sources for the mentioned sources of smoke, i.e., fossil fuels, are the reasons for such a condition of the atmosphere and are very costly at that. The reserve of fossil fuels is depleting, and the costs are rising. Hence, it is obvious that right now we are in dire need of an alternativ...

Integrating Electric Vehicles (EVs) with the electrical grid is a pivotal aspect of modern transportation systems. This integration poses multifaceted challenges and opportunities, influencing the grid's stability, energy management, and environmental sustainability. Smart charging solutions emerge as a crucial mechanism to address these challenges by optimizing charging patterns, balancing grid demand, and maximizing renewable energy utilization. This abstract delves into the impacts of EV-grid integration, exploring the interplay between smart charging solutions and grid dynamics while consi...

The pollution of environment is increasing due to a very large numbers of conventional vehicles present today, so to reduce pollution the electric and hybrid electric vehicle are very beneficial.

The literature search was mainly focused on topics related to Electric and Hybrid cars. The review of publications and research work revealed the basic guidelines and area of work need to be conducted exhaustively on a particular model of car, where positive result is expected, in favor of society and future demand for saving of fossil fuel and environment pollution point of view.

To guide future RandD program planning, the US Department of Energy (DOE) commissioned an assessment of all viable battery techniques for EV applications. Sixty-seven technology developers in the United States, Canada, Europe, Asia, and Africa were solicited to design a power pack for an ''Improved Dual-Shaft Electric Propulsions'' (IDSEP) van. A team of 10 consultants and 8 representatives from DOE's National Laboratories evaluated 43 developers responses and consultant-prepared conceptual designs. Using six criteria---five technical/economic criteria and a maturity/technical barriers criteri...

Tubular plate lead acid deep cycle batteries are becoming more and more popular in Bangladesh to run electrical vehicles. A China made low cost charger is commonly used to charge these batteries which takes approximately 10 hours to full charge. In this paper, comparative results of charging EV tubular battery using conventional charger as well as Universal Battery Tester (UBT) have been reported. Total 8 different types of charging methods have been tested and different parameters like temperature rise, change of specific gravity of the electrolyte in the battery, variation of voltage and cur...

Results of the paper shows that using the proposed flexibility scheduling method will save more energy cost and improve the utilization rate of the grids energy storage system (ESS).

This paper explores wireless charging technology using magnetic resonance methodology in Electric Vehicles (EV). It highlights wireless charging's historical evolution, technical aspects, and diverse applications, emphasizing its potential for sustainability and reducing electronic waste. Additionally, it discusses magnetic resonance's roots, technical advancements, and applications in fields like health care. The paper covers critical factors in wireless power transfer systems, including coil configuration and materials. It also examines wireless charging for electric vehicles, focusing on ma...

Battery packaging is the packaging where the batteries Lead-acid or Lithium-Ion are kept safe. Battery packaging is installed in car such as electric vehicle, hybrid electric vehicle or the car that needs to convert to the electric vehicle. Batteries selection is made depend on the motor specification that install in the car. The battery packaging are important to make the performance of batteries are stable. The cooling system of battery packaging is used to make the heat flow in battery packaging not exceeding the operating temperature of the batteries. The proposed design is made to reach t...

EV Sahayak is one such helping application that gives the location of the charging station, helps the user with their payments, manages their files or documents, and gives some information about the parts of the vehicle, and hardware.

In order to achieve a low carbon society, the introduction of EV (electric vehicle) that considers the environment is being promoted. EV has a restriction for the distance which it can drive with one battery charge, and under the present situation there are problems such as too few installation places for battery charge equipment. To promote the introduction of EV, a highly convenient system corresponding to these problems and characteristics is required. This system includes an on-board unit (OBU), a navigation system connected to OBU, a roadside system, and a center system. This system also ...

Electrical Vehicle (EV) is a vehicle which runs with the electrical power instead of fossil fuel. Electric vehicle runs with the electric power accumulated in a battery which needs to be charged in a regular basis. In order to charge the EV-batteries, the EVs are connected to the charging stations or the battery charging units which are connected to the electric-power-grid and collects the AC electrical power from the grid. Depending on the number of vehicle connected to the grid faces the variable amount of power demand which should be efficiently handled by the grid controller to maintain a ...

(2) Environmental reasons: India is a signatory to Paris climate treaty, which envisages that India is to reduce its GHG emissions intensity by 33.3% below 2005 levels by 2030. Present carbon dioxide emissions are annually 2066 million tons (2015 figures). Global net emissions caused by humans of carbon dioxide need to fall by about 45% from 2010 levels by 2030, reaching to net zero by 2050. It is necessary to keep average Global temperature at 1.5 degrees centigrade below preindustrial levels instead of anticipated two-degree centigrade increase which will happen if no steps are taken today t...

The automotive industry is undergoing a paradigm shift with the widespread adoption of electric vehicles (EV’s) to address environmental concerns and reduce dependence on fossil fuels. As EV technology continues to evolve, manufacturers face new challenges in producing efficient, reliable, and cost-effective powertrains-the core components responsible for converting electrical energy into motion. In this paper, agile manufacturing principles offer a promising approach to address the dynamic requirements of powertrain production in EV-based car companies. Agile manufacturing is a flexible and a...