The a split power hybrid electric vehicle utilizes both an internal combustion engine as well as electric motor for driving the vehicle. Introduction to hybrid electric vehicle systems sae training. Based on the ford u152 explorer platform, implementation of the hybrid powertrain has resulted in an efficient, high performance vehicle with a 060 mph acceleration time of 7. Firstly, introduces the phev configuration and briefly describes the simulation model. The fuel is given to the engine and the motor is supplied power by the motor. Hybrid vehicle drive trains transmit power to the driving wheels for hybrid vehicles. Parallel hybrid, on the other hand has both the engine and the electric motor to drive the transmission at the same time. Introduction hybrid electric vehicles hevs offer the potential to considerably increase the fuel economy of a vehicle, while reducing the overall emissions of a conventional powertrain 3. Plugin hybrid electric vehicle phev vehicle togrid v2g a b s t r a c t this paper proposes a decentralized control algorithm for charging management of plugin hybrid electric vehicles. Energy management of throughtheroad parallel hybrid vehicles. A hybrid bill is a set of proposals for introducing new laws, or changing existing ones. In a parallel hybrid electric vehicle, when the difference in number of revolutions between an engine and a motorgenerator is smaller than a predetermined value at starting of the vehicle, an ecu sets a predetermined torque correction amount in accordance with the relationship between an engine inertia and a motorgenerator inertia. Accord phev with seriesparallel system sp was released.
Parallel hybrids are more efficient than comparable non hybrid vehicles. In this conguration, the engine can drive the vehicle on its own or be assisted by the electric motor. A hybrid gives a solution to all the problems to some extent. In a parallel hybrid, both the electric motor and the combustion engine work together to power the vehicle. The reference truck is equipped with an automated manual transmission. Manual was developed and distributed to prius dealers focusing on precautions.
A splitparallel hybrid electric vehicle with inwheel motors 3. The taxi, which used a parallel hybrid configuration allowing flexible switching between the gasolineengineandelectricmotor,loggedover8,000milesontheroad. A comprehensive overview of hybrid electric vehicles. Parallel hybrid electric vehicle how is parallel hybrid. Explore hybrid car with free download of seminar report and ppt in pdf and doc format. With hondas integrated motor assist technology, the high torque electric motor helps the gasoline engine under an increased load, like driving up a hill or quick acceleration. Hev powertrain operation is totally different from the. A hybrid vehicle has multiple forms of motive power. In a parallel configuration, the internal combustion engine ice and electric motor em drive the vehicle in tandem. In hybrid electric vehicle the engine is the final source of the energy used to power the car. Fuel reduction of parallel hybrid electric vehicles.
In vehicles with parallel hybrid drivetrains, the engine and electric motor work in tandem to generate the power that drives the wheels. If proper research and development is done in this field, hybrid vehicle promises a practical, efficient, low pollution. Control strategies for a seriesparallel hybrid electric vehicle. The paper presents a study on optimal energy management of through the road parallel hybrid. Vehicle system design process for a series parallel plugin hybrid electric vehicle 2012011774 the hybrid electric vehicle team of virginia tech is one of 15 schools across the united states and canada currently competing in ecocar 2. Parallel hybrid vehicles tend to be mechanically complex, requiring a larger combustion engine, a transmission, and a mechanism to couple both motors to the drive wheels. Vehicle system design process for a seriesparallel plugin. Eindhoven university of technology master analysis and.
Parallel hybrids are considered straight forward, and hence are used widely. The hydraulic components are attached to the driveshaft and assist in stopping and accelerating the vehicle. Along with motor controllers and an energy management system controller ems that intelligently manages the vehicles energy and power flow, they form a ttriwm hybrid vehicle system 4. The drive train architecture can either be a parallel hybrid or be a powersplit hybrid. Energy management in a parallel hybrid electric vehicle with.
A comparison of electric vehicles and conventional. Conclusions using the concept of hybridization of cars results in better efficiency and also saves a lot of fuel in todays fuel deficit world. Full hybrids the toyota prius is probably the bestknown full hybrid vehicle on the market, often favoured by celebrities. The plugin hybrid is usually a general fuelelectric parallel or serial hybrid with increased energy storage capacity, usually through a lithiumion battery, which allows the vehicle to drive on allelectric mode a distance that depends on the battery size and its mechanical layout series or parallel. Design and development of a parallel hybrid powertrain for. The ice was sized to meet steady state highway loads while the em was used for low speed driving and transient conditions. The thesis then compares the alternatives of buying a certain fully electric personal vehicle, a hybrid plugin hybrid and the conventional vehicle. The architecture of a hybrid vehicle is defined as the connection between the components of the energy flow routes and control ports. Although electric, plugin, and fuel cell vehicles are making inroads in the market, the hev stands as the market leader in adoption, and manufacturers have no plans on diminishing hev production. The electric motor works as a support for the combustion engine. The presence of the electric powertrain is intended to achieve either better fuel economy than a conventional vehicle or better performance. Introduction the drivetrain of a conventional vehicle can easily be modi. In the design of a new, splitparallel hybrid vehicle.
Petrol diesel hybrid vehicles parallel hybrid advantages. The sphev optimally combines advantages of both series and. Control strategies for a seriesparallel hybrid electric vehicle 20010154 living in the era of rising environmental sensibility and increasing gasoline prices, the development of a new environmentally friendly generation of vehicles becomes a necessity. Use of plugin hybrid electric vehicles phevs allows the limited use of. Introduction to hybrid electric vehicles, battery electric. Gm discontinues the parallel hybrid silverado and sierra. Just like the series hybrid, the parallel hybrid uses both an internal combustion and electric engine. Hybrid synergy drive mechanism the original prius used shrinkwrapped 1. Parallel hybrids tend to use a smaller battery pack than series drivetrains, relying on regenerative braking to keep it recharged. The parallel hybrid trucks pht had gms first cut at a mild hybrid system. Figure 2 shows the operating modes of a seriesparallel hybrid with pretransmission. Keywords hybrid electric vehicles, energy management, fuel reduction, mixed integer optimization i. There is no separate generator in a parallel hybrid.
This particular kind of hybrid po wertrain is usually dened combined series par allel. Department of energy doe, the gasoline engine and the electric motor are both connected to the transmission. How to optimize the control strategy is the key to achieve hybrid cars low fuel consumption, low emissions targets. Design and simulation of split parallel hybrid electric vehicle. Also explore the seminar topics paper on hybrid car with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. A comprehensive study of key electric vehicle ev components. In order to extract the benefits from both propulsion systems, the series parallel hybrid electric propulsion system spheps combines a series hybrid propulsion system with a parallel hybrid propulsion system. Recent hybrid bills include those leading to the channel tunnel. Hybrid electric vehicle, simulation, performance comparison abstract the aim of this study is to compare the energy consumption and performance criteria of conventional vehicle with series hybrid vehicle and parallel hybrid vehicle those contain different traction systems. When compared to the parallel hybrid design, series hybrid systems achieve better fuel efficiency and emission reductions. Structure of a parallel hybrid electric vehicle most designs combine a large electrical generator and a motor into one unit, often located between the. Advantages and limitations of parallel hybrid configuration.
Power distribution between the engine and the motor is varied so both run in their optimum operating region as much as possible. Hybrid electric vehicles were classified into two basic types. A hybrid electric vehicle hev is a type of hybrid vehicle that combines a conventional internal combustion engine ice system with an electric propulsion system hybrid vehicle drivetrain. Working of hybrid cars, how hybrid cars works, series and. Electric vehicles ev, including battery electric vehicle bev, hybrid electric vehicle. Patton filed a patent application for a gasoline electric hybrid. Electricity means that a battery sometimes assisted by ultracaps is used to store the energy, and that an electromotor from now on called motor will be used as traction motor. First, the concept of fuel cell hybrid vehicles is established. In a parallel hybrid, the electric motor and gasoline engine work together in parallel to power the vehicle forward. The state of the art of electric, hybrid, and fuel cell vehicles.
Various configurations of hevs are discussed, such as series hybrid, parallel hybrid, torquecoupling and speedcoupling hybrids, and other configurations. Configuration analysis of plugin hybrid systems using. Design and development of a parallel hybrid powertrain for a. Design of seriesparallel hybrid electric propulsion systems. In order to extract the benefits from both propulsion systems, the seriesparallel hybrid electric propulsion system spheps combines a series hybrid propulsion system with a parallel hybrid propulsion system. Pdf artigo completo the hybrid electric vehicle hev became an alternative. Figure 2 shows the operating modes of a series parallel hybrid with pretransmission.
In a parallel hybrid it is possible to turn the engine off and run the electric motor from the battery pack for shorter intown driving. A rulebased strategy for a seriesparallel hybrid electric. It involves an additional mechanical link compared with the series hybrid and also an additional. Power management strategy for a parallel hybrid electric truck chanchiao lin huei peng j. Control strategies for a series parallel hybrid electric vehicle 20010154 living in the era of rising environmental sensibility and increasing gasoline prices, the development of a new environmentally friendly generation of vehicles becomes a necessity. However, the mechanical coupling adds to the complexity in control algorithm for the vehicle. Hev types center for advanced automotive technology. Design of an energy management strategy for parallel hybrid electric vehicles using a. Parallel and series hydraulic hybrids howstuffworks. On the consumer side, it can reduce the electricity bill as the electricity is.
In this case, the parallel hybrid acts as a fully electric vehicle and becomes virtually emissions free. Comparative analysis of parallel vs series hybrid electric powertrains. In the parallel hybrid, the conventional and electric engines are attached to one transmission which allows both of them to power the car at the same time. There are two fundamental types of gaselectric hybrids, parallel and series. For example, a hybrid may receive its energy by burning petroleum, but switch between an electric motor and a combustion engine. Unfortunately, they never provided much fuel economy benefit only giving about 2mpg more than a standard truck. The phaeton also had the first semiautomatic transmission no manual. Hevparallel hybrid electric vehicle with charge sustaining cs control strategy.
In a parallel hydraulic hybrid vehicle hhv, the engine still provides power to the wheels through a standard transmission. Hybrid electric vehicle hev models currently populating the vehicle electrification landscape indicate their dominance in the market. A gasolineelectric hybrid car or hybrid electric vehicle is a vehicle which relies not only on batteries but also on an internal combustion engine which drives a generator to provide the electricity and may also drive a wheel. Parallel hybrid electric vehicle sphev is one of the effective solutions to cope up with stringent emission norms as well as increasing fuel costs.
In chapter 5, the basic concept of hybrid traction is established. Energy management of throughtheroad parallel hybrid. In many cases pure electric propulsion is possible over a short distance. The powers from electric motor and ice are pooled together with the help of mechanical coupling. Modelling and analysis of plugin seriesparallel hybrid. The seriesparallel hybrid system uses an electric motor to drive the vehicle at low loads and speeds and a gasoline engine when loads and speeds increase.
Jan 01, 2014 hybrid cars are simply cars that use two energy sources for power. While all hydraulic hybrids use reservoirs, accumulators and pumps, there are two ways those components can be coupled with a vehicle. Automotive hybrid technology development and mechanical, electrical,engine,energy technology is closely related with the development of these areas of technology, the development of hybrid technology also will be extensive. Review of series parallel hybrid electric vehicle using pipd. A control unit determines the best balance of power to achieve the most efficient vehicle operation. Energy management of through the road parallel hybrid v ehicle s c. In a parallel hybrid configuration, ice and electric motor are connected in parallel to deliver power to the wheel as shown in fig. Hybrid vehicles combine an internal combustion engine ice, petrol, diesel, liquid petroleum gas, compressed natural gas, with one or more electric motors, and fall into the following categories. According to technical committee 69 electric road vehicles of the international electro technical commission, an hev is a vehicle in which propulsion energy is available from two or more kinds or types of energy sources or converters, and at least one of them can deliver electrical energy. The first, a parallel hydraulic hybrid, simply connects the hybrid components to a conventional transmission and driveshaft. Introduction a hybrid electric vehicle hev has two types of energy storage units, electricity and fuel.
Subsequently, the torque management strategy is presented. Seriesparallel hybrid car systems freeautomechanic. A parallel hybrid or powersplit hybrid is the classic hybrid concept. Table 3 is the bill of material showing all the other major components. A hybrid electric vehicle hev is a type of hybrid vehicle that combines a conventional internal.
The series parallel hybrid system uses an electric motor to drive the vehicle at low loads and speeds and a gasoline engine when loads and speeds increase. Hybrid car seminar report, ppt, pdf for mechanical. Plugin hybrid electric vehicle phev vehicletogrid v2g a b s t r a c t this paper proposes a decentralized control algorithm for charging management of plugin hybrid electric vehicles. Evs27 international battery, hybrid and fuel cell electric vehicle symposium. The book deals with the fundamentals, theory, and design of conventional cars with internal combustion engines ices, electric vehicles evs, hybrid. Vehicle system design process for a seriesparallel plugin hybrid electric vehicle 2012011774 the hybrid electric vehicle team of virginia tech is one of 15 schools across the united states and canada currently competing in ecocar 2. Aug 09, 2011 conclusions using the concept of hybridization of cars results in better efficiency and also saves a lot of fuel in todays fuel deficit world. They are generally used to secure powers to construct and operate major infrastructure projects of national importance. Parallel hybrid parallel hybrid systems have both an internal combustion engine ice and an electric motor in parallel connected to a mechanical transmission. In this paper, two parallel hev configurations are studied in a condition. Hybrid base and parallel hybrid electric vehicle control. A plugin, chargedepleting, parallel hybrid powertrain has been developed for a high performance sport utility vehicle.
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