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SAE 2010: Next-gen Ford Ecoboost engines to get even more efficient with cooled EGR

wickedstangs

Chula Vista, CA
Staff member
Administrator
<p>Filed under: <a href="http://www.autoblog.com/category/tech/" rel="tag">Technology</a>, <a href="http://www.autoblog.com/category/ford/" rel="tag">Ford</a></p><img hspace="0" border="0" vspace="4" src="http://www.blogcdn.com/green.autoblog.com/media/2010/04/ecoboostengine01.jpg" alt="" /><br />
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Over the course of 2010, <a href="http://www.autoblog.com/make/ford/">Ford</a> plans to aggressively ramp up its <a href="http://www.autoblog.com/tag/Ecoboost/">Ecoboost</a> engine strategy with two new four-cylinder engines and the first rear-wheel drive application of the boosted 3.5-liter V6. However, this is just the beginning as Ford is already hard at work on the next generation of Ecoboost engines. At the SAE World Congress on Wednesday, Dan Kapp, director of powertrain research and advanced engineering, and Bob Fascetti, director of large gas and diesel engine engineering, will be announcing that the next generation Ecoboost engines are adding cooled exhaust gas recirculation (EGR) systems.<br />
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Just like the direct injection and turbocharging used on the current Ecoboost mills, cooled EGR is derived from diesel engines. Exhaust gas is routed back into the combustion chamber to reduce the combustion temperatures. Controlling the combustion temperature has a number of benefits, primarily allowing the use of a leaner air/fuel mixture, which would normally burn hotter and thus produce more nitrogen oxide emissions. Running the exhaust gas through a heat exchanger before sending it into the intake stream improves the cooling effect further.<br />
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Using cooled EGR will also allow the use of even higher compression ratios without getting into knock situations. Engineers will be able to downsize engines even further without sacrificing power and torque. Overall, Ford estimates cooled EGR will improve Ecoboost efficiency by an additional five percent, further closing the gap between gasoline and diesel. More power, less fuel - it's a win/win scenario.<br />
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[Source: Ford]<p><a href="http://www.autoblog.com/2010/04/14/sae-2010-next-gen-ford-ecoboost-engines-to-get-even-closer-to-d/" rel="bookmark">Continue reading <em>SAE 2010: Next-gen Ford Ecoboost engines to get even more efficient with cooled EGR</em></a></p><p style="padding:5px;background:#ddd;border:1px solid #ccc;clear:both;"><a href="http://www.autoblog.com/2010/04/14/sae-2010-next-gen-ford-ecoboost-engines-to-get-even-closer-to-d/">SAE 2010: Next-gen Ford Ecoboost engines to get even more efficient with cooled EGR</a> originally appeared on <a href="http://www.autoblog.com">Autoblog</a> on Wed, 14 Apr 2010 00:01:00 EST. Please see our <a href="http://www.weblogsinc.com/feed-terms/">terms for use of feeds</a>.</p><h6 style="clear: both; padding: 8px 0 0 0; height: 2px; font-size: 1px; border: 0; margin: 0; padding: 0;"></h6><a href="http://www.autoblog.com/2010/04/14/sae-2010-next-gen-ford-ecoboost-engines-to-get-even-closer-to-d/" rel="bookmark" title="Permanent link to this entry">Permalink</a>&nbsp;|&nbsp;<a href="http://www.autoblog.com/forward/19438468/" title="Send this entry to a friend via email">Email this</a>&nbsp;|&nbsp;<a href="http://www.autoblog.com/2010/04/14/sae-2010-next-gen-ford-ecoboost-engines-to-get-even-closer-to-d/#comments" title="View reader comments on this entry">Comments</a>


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