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 57 for “"hybrid vehicle"”.
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Hybrid vehicle-centric route guidance
This thesis proposes a hybrid route guidance system in which predictive guidance is generated in a centralized layer and revised in a reactive, decentralized layer that resides on-board the vehicle. This hybrid approach is intended to improve guidance quality by balancing the ability of the …
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Development of a Hybrid Vehicle Powertrain Test Laboratory
… and testing. We can currently test the EcoCAR vehicle and a number of other front-wheel-drive vehicles at our university campus using the eddy current chassis dynamometer.</p>
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Optimum hybrid vehicle configurations for heavy duty applications
… automobiles has led to interest in the use of hybrid electric powertrains and the introduction of several production vehicles in both heavy-duty and light-duty applications. Hybrid electric vehicles (HEVs) use a combination of electric motor(s) and another power source such as an internal …
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Control-Oriented Thermal Model for a Hybrid Vehicle Battery
… manufacturers are moving towards elec- tric and hybrid vehicles. Most hybrid vehicles use Lithium-ion batteries as energy storage systems. Lithium-ion batteries have a narrow range of temperature within which they can be operated efficiently. Operation of Lithium-ion batteries outside this range …
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A study in hybrid vehicle architectures : comparing efficiency and performance
… of performance and efficiencies for four vehicle power architectures; the internal combustion engine (ICE), the parallel hybrid (i.e. Toyota Prius), the serial hybrid (i.e. Chevrolet Volt), and the electric vehicle (i.e. Chevrolet EV-1). These four power schemes represent the most …
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Development and Testing of a Hybrid Vehicle Energy Management Strategy
… management strategy for a prototype P4 parallel hybrid Chevrolet Blazer is developed for the EcoCAR Mobility Challenge. The objective of the energy management strategy is to reduce energy consumption while maintaining the drive quality targets of a conventional vehicle. A comprehensive model of …
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Implementation of Design Failure Modes and Effects Analysis for Hybrid Vehicle Systems
… industry to develop advanced technology vehicles which meet increasing strict government regulations and standards for emissions and fuel economy while maintaining the safety, performance, and consumer appeal of the vehicle. In response to these requirements, hybrid and electric vehicle …
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Developing a HIL-Based Software Platform for Testing Electric and Hybrid Vehicle Powertrains
… capabilities for the evaluation of electric and hybrid vehicle powertrains under realistic driving conditions. The traction inverter and dc/dc converter are two crucial subsystems of the powertrain and new prototypes require significant validation before implementing into production vehicles. As …
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Novel optimal control algorithms with application to the parallel hydraulic hybrid vehicle power train.
The parallel Hydraulic Hybrid Vehicle (HHV) power train is quickly becoming a viable option among large (class 7-10) vehicles. This is due to its potentially vast improvements in fuel economy over non-hybrid power trains. Optimal control of the parallel HHV power train is critical to overall …
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Predicting hybrid vehicle fuel economy and emissions with neural network models trained with real world data
Physics-based hybrid vehicle simulation models for fuel economy (FE) exist but are computationally and financially expensive. These models simulate aspects of real-world drive cycles that include the driving environment, thermal management, driver input, and powertrain component behavior. In this …
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Design and development of an extended range electric bywire/wireless hybrid vehicle with a near wheel motor drivetrain
… technology naturally lends itself to electrical hybrid vehicle architectures relying on alternatives as a primary electrical energy source. This thesis presents a design solution of a direct-drive and drive-by-wire prototype of a hybrid extended range electric vehicle (EREV) based on a dune buggy …
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Execution of a Hybrid Vehicle Controls Development Effort Utilizing Model-Based Design, Hardware-in-the-loop Testing, Agile Scrum Methods and Requirements Engineering
<p>Modern hybrid vehicles require sophisticated supervisory control systems in order to realize competitive efficiency gains. Processes such as model-based design, HIL simulation and Agile Scrum methods can allow for quicker and less costly development of a complex product. The design of a …
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Design of a novel rotary compact power pack for the series hybrid electric vehicle. Design and simulation of a compact power pack consisting of a novel rotary engine and outer rotor induction machine for the series hybrid electric vehicle powertrain.
Hybrid electric vehicles significantly reduce exhaust emissions and increase fuel economy. Power packs are the most fundamental components in a series powertrain configuration of a hybrid vehicle, which produce the necessary power to run the vehicle. The aim of this project is to design a compact …
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Development and Implementation of a Fault Mitigating Control System for a Biodiesel Plug-In Hybrid Electric Vehicle for the EcoCar: The NeXt Challenge Competition
… industry is continuously developing, and with it hybrid vehicle technology is a growing field of interest. The design of the electric vehicle is a pressing matter and grows in complexity with new powertrain components such as power inverters and transmission systems that use electric motors. As a …
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Modeling and comparison of transient emissions behavior of hybrid and conventional vehicles
… propulsion systems is escalating. Electric, hybrid gas-electric, fuel cell, and other possible automotive propulsion technologies are continually being evaluated for their merit in a more "environmental society". Investigating these technologies requires both specific evaluation and broad …
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Comprehensive concept-phase system safety analysis for hybrid-electric vehicles utilizing automated driving functions
… safety case (RISC) is required for all complex hybrid-vehicle builds especially when utilizing ADFs and ADAS. Industry standard SS procedures have been developed and are accessible but contain few detailed instructions or references for the process of completing a thorough automotive SS …
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DEVELOPMENT OF A HYBRID ELECTRIC VEHICLE FOR EFFECTIVE TRAVERSAL OF CONNECTED CORRIDORS
… traversal of a connected corridor, and the vehicle development work done in Year 4 of the EcoCAR Mobility Challenge to enable the testing of one such scheme on Ponce De Leon Avenue in Atlanta, Georgia. Georgia Tech is one of 11 teams participating in the EcoCAR Mobility Challenge, a 4-year …
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