Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 29 for “"battery electric vehicle"”.
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An analysis of battery electric vehicle production projections
… released separate reports detailing projected Battery Electric Vehicle production through 2020. These reports both outlined scenarios in which BEVs gained significant market share (1-2%) by the end of the decade. To analyze the magnitude of the annual growth rates needed to obtain these sales …
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A DC chopper controller for a battery electric vehicle
The battery electric vehicle is presented as a pollution free alternative to the internal combustion engined vehicle as a form of commuter transport in city centres. To conserve battery energy as much as possible, an efficient drive system, consisting of a chopper controller and a permanent magnet …
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Dynamic modeling and control of transcritical vapor compression system for battery electric vehicle thermal management
Electrification is an increasing trend among vehicle systems such as aircrafts, heavy machinery, and civilian transportation. Battery electric vehicles (BEVs) are one such development that use a battery pack to generate electrical energy used to propel the vehicle and power its auxiliaries. …
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Architectural innovation in the automotive industry : Tesla and the renaissance of the battery electric vehicle
With the launch of the Tesla Model S all-electric premium sedan, it is evident that, in at least some segments of the automotive market, there is significant demand for battery electric vehicles (BEVs) that have fundamentally different, and for these segments at least, superior attributes to …
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Optimal routes for electric vehicles facing uncertainty, congestion, and energy constraints
There are many benefits of owning a battery electric vehicle, including zero tailpipe emissions, potential independence from oil, lower fuel costs, and the option to recharge the battery at home. However, a significant concern about owning a battery electric vehicle is range anxiety: the fear that …
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Design of electric vehicle propulsion system incorporating flywheel energy storage
Battery electric vehicles are crucial for moving towards a zero emission transport system. Though battery electric vehicle technology has been rapidly improving, it is still not competitive to the conventional vehicles in terms of both cost and performance. The limited driving range and high cost …
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Comparing Relative Convenience of Non-Commute Trips in Battery Electric Vehicles Versus Internal Combustion Engine Vehicles in the Contiguous United States
Technological advancements in battery electric vehicles (BEVs) have developed alongside increases in vehicle size and the introduction of vehicle styling more similar to internal combustion engine vehicles (ICEVs). Increases in the distance a BEV can travel on a single charge have been accompanied …
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Development of a Methodology for Virtual Efficiency Evaluation of Electric Drive Modules
… for the evaluation of the efficiency of an EDM (Electric Drive Module), with a focus on the mechanical characteristics, i.e, the loss that arises in the reduction unit needed to adapt the Electric Motor (EM) characteristics to the vehicle requirements that are commonly split into load losses and …
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MIT Electric Vehicle Team Porsche designing a cooling system for the AC24 electric motor
… design and analysis of a cooling system for the electric motor of the MIT Electric Vehicle Team's Porsche 914 Battery Electric Vehicle. The vehicle's Azure Dynamics AC24 motor tended to overheat (up to around 140C), which caused the motor controller to limit the maximum power of the motor. The …
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Implementations of electric vehicle system based on solar energy in Singapore assessment of lithium ion batteries for automobiles
… ion (Li-ion) batteries for plug-in hybrid electric vehicle (PHEV) and battery electric vehicle (BEV) from technological and economical perspectives. Five key factors including power density, energy density, safety, durability, and cost are employed to compare four types of Li-ion batteries. …
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Energy Modeling of Deceleration Strategies for Electric Vehicles
Rapid adoption of battery electric vehicles means improving energy consumption is a top priority. Regenerative braking converts kinetic energy to electrical energy stored in the battery pack while the vehicle is decelerating. Coasting is an alternative strategy that minimizes energy consumption by …
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Essays on electric vehicles, wildfires, and regional economic impacts
… of public charging infrastructure in promoting electric vehicle (EV) adoption. Using county-level panel data from Washington State between 2019 and 2023, I estimate the marginal effects of new charging stations on new EV registrations and test for heterogeneity across income levels and charger …
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Simplified electric vehicle powertrain modelling
Rapid development and adoption of electric vehicle technology has driven the requirement for simplified powertrain models. In this thesis, a simplified electric vehicle powertrain (SEVP) model, which calculates energy consumption for a battery electric vehicle (BEV) based on the minimum number of …
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A system dynamics exploration of future automotive propulsion regimes
… hybrid system that combines an ICE with an electric motor to conserve fuel; a battery electric vehicle (EV) charged regularly from the electricity grid; and a fuel cell electric vehicle (FCEV) that electrochemically converts hydrogen to electricity for propulsion. I first examine the …
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The projected pathways and environmental impact of China's electrified passenger vehicles
… China's rapidly rising number of light-duty vehicles (LDVs) on the road have resulted in serious problems such as increasing CO2 emissions, energy insecurity, and air pollution. The question I examine here is how electrified vehicles (EVs) can help reduce China's energy demand and greenhouse …
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Validation of EcoRouting and an Analysis of the Impact of Traffic on Route Choice
Battery Electric Vehicles and Plug-in Hybrid Vehicles are increasingly becoming more popular in recent years. Stricter regulations from government agencies to curb emissions and reduce impact on climate have led to automobile makers adopt electric powertrains. Eco-Routing is one such method to …
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The Effect of Providing Subsidies for Vehicles and Infrastructures to shift toward a low carbon passenger car mix
… CO2 emissions, The adoption of clean energy vehicles such as Battery Electric Vehicle (EV) and Fuel Cell Vehicle (FCV) is proposed as one effective means to reduce CO2. However, In Japan, the share of EV (0.43%) and FCV (0.04%) still remain less than 0.5% of annual sales. To address this …
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Climate and Air Quality Impacts of Electric Vehicles and Comparison to U.S. Tax Credits
… emissions. Electrification of the light duty vehicle fleet is a potential solution, and the federal government is offering a $7,500 tax credit, along with 15 states with up to $5,000 rebates on battery electric vehicle (BEV) purchases. This study compares the monetized climate and air quality …
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The Role of Photovoltaic Generation and Electric Mobility in Future Distribution Systems
… from a fossil fuels to a renewable energy-based electric system is required. As this process goes on, both the power generation and consumption profiles are changing in daily pattern and magnitude, so the power grid needs to become more and more flexible in order to handle this variability. At …
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