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Electric Vehicle
Teacher:RU-LI,LIN
Student : 4A012050 YING-TI,LAI
4A012112 CHIH-TING,WANG
Directory
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Hybrid Vehicles Foreword
Principle
History
Hybrid electric vehicle type
Environmental Impact
Advantages and Disadvantages
Battery Electric Vehicle
HEV and BEVcompare
Battery
Hybrid vehicles
Foreword
• Hybrid vehicle is to use two or more energy sources
and the vehicle propulsion system can set one or
more sets.
• Currently on the market for a hybrid internal
combustion engine and electric motor as much to
promote the system, the use of fuel-driven internal
combustion engine and a battery-driven electric
motor, such a hybrid known as hybrid cars
Principle
• Hybrid vehicles use more than
one kind of energy. At present,
usually initiated by the
electric motor and the internal
combustion engine, by one or
more motor driven vehicles, is
responsible for the internal
combustion engine to charge
the battery, or requires a lot of
force (such as a slope or
acceleration) is directly
powered
History
• Hybrid technology first appeared on the
submarine. When this type of submarine marine
propulsion diesel engine and charge the battery,
the battery by pushing in the water.
• First a hybrid vehicle made
by Ferdinand Porsche in
1899. Mass-produced hybrid
car will have to appear in the
1990s, were the Honda
Insight and the Toyota
production and Prius, both
cars can be directly
promoted by the internal
combustion engine to power
the wheels.
Hybrid electric vehicle type
• The earliest hybrid vehicle,
internal combustion engine is
not directly push the wheels,
just as the generators installed
in the car, for providing power
from the generator. Only
vehicle driven by an electric
motor. This configuration is
called "series hybrid."
• The second generation of hybrid, powered by
the internal combustion engine directly,
pushing the wheels. Only as a vehicle for the
electric motor when starting aids, when
needed thrust output; and provide
regenerative braking when braking, kinetic
energy will become a power to save it up.
• 2000 Toyota Prius is the
third generation of
production, the use of
computer control and the
use of differential, you can
only use an electric motor,
internal combustion
engine, or a combination
of pushing the wheels. You
can turn off internal
combustion engine or
electric motor when the
computer needs to reduce
gasoline consumption
while providing highthrust.
1. [Full mix]
2. [Auxiliary mix]
3. [Mild hybrid]
4. [Hydraulic hybrid]
Advantages and Disadvantages
1. Enhance endurance
2. Strengthen Performance
3. The burden of the braking system, can
significantly reduce fuel consumption in urban
areas
4. Lower air pollution emissions
5. Reduce maintenance costs more
6. Allow more trunk space
• The disadvantage is that the capacity is still low
• Low noise may be pedestrians or cyclists danger
• The overall cost may be even higher than that of
pure engine or pure electric vehicles, uneconomic
• Battery manufacturing and recycling pollution
problems, but also need to make other hybrid
power systems, production and recovery caused
by pollution and energy consumption is higher
than most pure engine car
Battery Electric Vehicle
Battery Electric Vehicle
• Pure electric vehicles, refers to a fully charged battery power prior
to the motor vehicle driven by an electric motor, and battery power
from an external power supply add the media often referred to as
electric cars, so often confused with other electricity-driven
vehicles. Because emissions are not on the road, it will not pollute
the air the road, but this certainly does not mean that electric cars
do not produce pollution or carbon emissions, generating electricity
to pure electric vehicles in the process, and will be different
depending on power generation degree of pollution and carbon
emissions; in the manufacturing process, the carbon emissions
generated by electric vehicles is greater
Principle
• Pure electric vehicles to the energy stored in the car battery,
equivalent to the average car's fuel tank, to provide electricity to
the motor vehicle, motor converts electrical energy into kinetic
energy, pushing the vehicle, the structure is very simple.
Overall, the market for electrified vehicles will grow at a
CAGR of 19.5 percent between 2011 and 2017,” Pike
Research said of the Cumulative Annual Growth
Electric-drive vehicles incorporate a number of
advanced technologies, like those highlighted below, to
reduce fuel consumption and emissions.
The starter battery has about 720W; hybrid 1500W;
plug-in with 12.5kW and a light electric vehicle 25kW
Today pure battery electric vehicles use nickel-metal
hydride batteries (Ni-MH) and lithium-ion battery (Liion battery)
The second-generation
Prius NiMH battery
75 Whr / kg lithium-ion polymer
battery patterns. The new lithiumion battery can provide 130 Wh / kg
and has thousands of charge and
discharge times.
World Electric Vehicle Production and Lithium Demand
For Electric Vehicle Batteries - 2008 through 2020
Battery problems arising
• Cell production process will produce large amounts
of carbon dioxide, accounting for 43% of the entire
production process, greatly increasing carbon
emissions pure electric vehicles.
Carbon emissions
Estimates of total
carbon emissions
(tons)
The proportion of
carbon emissions
production process
Production process
carbon emissions
(tonnes, estimated)
Starter
24
23%
5.6
Hybrid
21
31%
6.5
Plug-in
19
35%
6.7
Electric
19
46%
8.8
Carbon emissions from electric vehicles have two
sources, one of the vehicle production process, and
second, to provide power plants need when traveling
Forecasted Cost of a Typical Electric-Vehicle Battery
END
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References
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