Engineers putting wasted engine heat to good use: improving fuel economy

by Chris Tutor
Autoblog Green
September 13, 2012

Gasoline-powered, internal combustion engines are notoriously inefficient. Some estimates say as much as 70 percent of the fuel’s energy is lost to friction and heat… To engineers, that’s a huge pot of low-hanging, fuel-efficiency fruit.

Chrysler and Dana Holding Corp. have developed a “thermal management system” (highlighted in blue in the photo above) for the 2013 Dodge Ram that takes advantage of some of that heat.

Read more…


Opinion and Analysis