2013 DOE Annual Merit Review - ACCESS - Department of Energy
2013 DOE Annual Merit Review - ACCESS - Department of Energy
2013 DOE Annual Merit Review - ACCESS - Department of Energy
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<strong>2013</strong> <strong>DOE</strong> <strong>Annual</strong> <strong>Merit</strong> <strong>Review</strong> – <strong>ACCESS</strong> – Technical Accomplishment<br />
Fuel Economy – Vehicle Simulations w/ Prototype I Engine Data<br />
Engine / Combustion Modes<br />
FE-FTP75<br />
[mpg]<br />
∆FE-FTP75<br />
[%]<br />
FE-HWFET<br />
[mpg]<br />
∆FE-HWFET<br />
[%]<br />
S im: B as eline 3.6L V 6 E ngine / S I 20.7 - 34.0 -<br />
S im: ACCE S S Prototype I E ngine / S I 26.2 +26.6% 39.7 +16.8%<br />
S im: ACCE S S Prototype I E ngine / S I &<br />
NA HCCI (lean)<br />
S im: ACCE S S Prototype I E ngine / S I &<br />
NV O S AC I (s toichiometric)<br />
S im: ACCE S S Prototype I E ngine / S I &<br />
NA HCCI (lean) & NVO SACI<br />
(s toichiometric)<br />
S im: ACCE S S Prototype I E ngine / S I &<br />
NV O S AC I (s toichiometric) + S tart-S top<br />
27.4 +32.4% 40.9 +20.3%<br />
26.9 +30.0% 42.0 +23.5%<br />
27.7 +33.8% 42.4 +24.7%<br />
27.3 +31.8% 42.0 +23.5%<br />
* Note that vehicle simulation based fuel economy prediction are derived from optimized combustion under steady-s ta te opera tions<br />
Vehicle simulations w/ prototype I engine data confirm program fuel economy target<br />
20<br />
Gasoline S ystems | 5/17/<strong>2013</strong> | © <strong>2013</strong> R obert Bosch LLC and affiliates. All rights reserved.
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