Category Archives: Automobiles

How much energy does it take to make a car? by David Fridley, LBL

David Fridley. August 25, 2009.  Embodied and operational energy of vehicles.  I read an article today by Xiaoyu Yan titled Energy demand and greenhouse gas emissions during the production of a passenger car in China in journal Energy Conversion and … Continue reading

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Electric vehicle overview

[ Most, but not all of what follows comes from the NPC paper below. I’ve reworded or interjected some comments as well. As you can see in Figure 1 below, light cars and trucks are the main guzzlers of petroleum.  … Continue reading

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GAO on why ethanol, and other non-drop in fuels, face pipeline & installation at service station challenges

[The challenges that ethanol faces in being put into new or modified pipelines and added to gas stations are issues faced by all alternative fuels (methanol, CNG, LNG, DME, diesohol, CTL, hydrogen, and so on) in a transition from gasoline … Continue reading

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Electricity, fuel, and other interdependencies

Freight trucks, trains, ships, airplanes all stop when the electricity is out because the pumps depend on it.  Related: Why you should love trucks and When Trucks Stop CR. September 4 & 23, 2003. Implications of power blackouts for the … Continue reading

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Life before Cars: When Pedestrians Ruled the Streets

When Pedestrians Ruled the Streets December 2014, By Clive Thompson. Smithsonian Magazine. When you visit any city in America today, it’s a sea of cars, with pedestrians dodging between the speeding autos. It’s almost hard to imagine now, but in … Continue reading

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Fuel economy improvements show diminishing returns in fuel savings

This means it’s unlikely we’ll turn over the vehicle fleet fast enough to make a difference in fuel consumption.  Which wouldn’t have happened anyhow due to Jevon’s paradox. July 11, 2014 Fuel economy improvements show diminishing returns in fuel savings … Continue reading

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