May 2012

Bonus Report: Corrosion Control

What are the corrosion issues for gasohol?

New study investigates metal deterioration from ethanol-blended gasoline

Choudary, N. V., Rawat, J., Rao, P. V. C., Bharat Petroleum Corp. Ltd.

Due to the spiraling crude oil prices, refining companies along with federal governments are seriously considering alternative fuel strategies. These efforts involve blending alternate fuels, such as ethanol and biodiesel, into gasoline and diesel, respectively. For example, 5% blending of ethanol into gasoline is mandatory in several Indian states. In addition, the Indian government is proposing to increase the ethanol content to 10% in gasoline blends. Ethanol-blended gasoline will aid in reducing particulate emissions for compression-ignition engines due to more efficient combustion. Conversely, ethanol-blended gasoline can accelerate corrosion for susceptible metals used in the fuel

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