Forget ethanol: it's hard to transport and gives bad mileage per gallon. Another alcohol, butanol, is a much better renewable fuel, says the president of BP Biofuels.
GM Vice Chairman Bob Lutz answers the skeptics.
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With Singapore's goal of generating power from solar energy, it may one day be possible for Singaporeans to completely recharge their vehicles using solar power.
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A new engine design could significantly improve fuel efficiency for cars and SUVs, at a fraction of the cost of today's hybrid technology.
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The cell consists of two electrodes coated with the enzymes placed inside a container of ordinary air with 3 percent added hydrogen.
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The system operates from the Calor Gas, liquefied petroleum gas (LPG) or propane that is already on board for cooking. The system will fit comfortably in an aft locker, normally used for a conventional generator.
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The emerging, green car technologies that stand the best chance of catching on, experts say, are the ones that combine multiple forms of advanced propulsion systems.
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There still are plenty of scientific and technical hurdles that need to be overcome. But hydrogen and fuel cell technology could reverberate through our lives and our economy.
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The first vehicle prototypes that use this high temperature technology could be around by about 2010. Series production of this future technology is not expected before 2020.
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The fuel cell provides all power for the cruise phase of flight. During takeoff and climb, the flight segment that requires the most power, the system draws on lightweight lithium-ion batteries.
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