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L23-Motive Power Automobiles - LECTURE LECTURE 23 TOPIC...

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Motive Power: Automobile 1 8/19/2005 TOPIC TOPIC: Hydrogen as Motive Power: Automobile LECTURE LECTURE # # # 23 23
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Motive Power: Automobile 2 8/19/2005 Why Drive Hydrogen Powered Vehicles? a) Cheaper than a vehicle with internal combustible engine b) Available at every local car dealer c) Better for environment d) Decrease dependence on fossil fuels e) Both c and d
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Motive Power: Automobile 3 8/19/2005 More Cars = More Pollution square6 # Of automobiles owned will increase box2 1960: <4% world’s population owned cars box2 1980: 9% box2 Today: 12% of 6 billion pop. box2 2020: 15% of 7.5 billion pop. square6 Estimated 1.1 billion cars by 2020 square6 Need to find environmentally safe alternative
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Motive Power: Automobile 4 8/19/2005 Better for Environment square6 Only emissions of hydrogen car on road are water and heat square6 More efficient than internal combustion engines square6 If extracted from renewable sources, i.e. solar energy, it is completely environmentally friendly
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Motive Power: Automobile 5 8/19/2005 U.S. Dependency on Oil square6 98% energy for cars derived from petroleum square6 2/3 of imported oil used for transportation square6 Hydrogen produced from number of sources besides oil box2 Natural gas box2 Ethanol box2 Renewable energy sources
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Motive Power: Automobile 6 8/19/2005 Major Challenges square6 Development of onboard hydrogen storage box2 Durable enough to run for 150,000 miles box2 Operate in temperature range –40 to 113ºF (-40 to 45ºC) box2 Quick and easy refueling
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Motive Power: Automobile 7 8/19/2005 Major Challenges square6 Complete infrastructure change box2 Every pipeline, tanker truck, and gasoline station must be converted box2 Shell hydrogen estimates cost >$19 billion
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Motive Power: Automobile 8 8/19/2005 Major Challenges square6 Converting hydrocarbon fuel into hydrogen box2 Uses a lot of energy box2 Releases greenhouse gases box2 Carbon dioxide left behind by conversion square6 Possible Solution: pump CO 2 into ground box2 Norwegian Company, Norsk Hydro building power plant fueled with hydrogen box2 Leftover CO 2 will be injected into oil field on continental shelf box2 Pressurize oil field and make it easier to pump later
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Motive Power: Automobile 9 8/19/2005 Hydrogen Power for Cars
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