UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

NATIONAL VEHICLE AND FUEL EMISSIONS LABORATORY

2000 TRAVERWOOD DRIVE

ANN ARBOR, MI  48105-2498

									     OFFICE OF

									AIR AND RADIATION

3/24/16

MEMORANDUM

SUBJECT: Test Procedure Review with Cummins, Volvo, Navistar, Paccar,
Daimler Eaton and Allison

FROM: James Sanchez

TO:  Greenhouse Gas Emissions Standards and Fuel Efficiency Standards
for Medium- and

Heavy-Duty Engines and Vehicles - Phase 2 - Docket EPA-HQ-OAR-2014-0827

This memo documents communication on March 24, 2016 between
representatives of Cummins, Volvo, Navistar, Paccar, Eaton, Allison,
Daimler, Caterpillar, Hino, EMA and EPA to discuss heavy-duty test
procedures proposed in the Phase 2 greenhouse gas and fuel efficiency
standards for heavy-duty vehicles notice of proposed rulemaking.

Participants: 

Allison – Mike Howenstein

Caterpillar – 

Cummins – Manik Narula

Daimler – Gerald Freitag, David Kayes, Inderpal Singh

Eaton –

EMA – Tim Blubaugh

EPA – Houshun Zhang, James Sanchez

Hino – Mark Siddall

Navistar – Dave Gardner, Cortney Guzlas, Matt Hunkler

PACCAR – Mark Malowicki, Erin Luke, Dan Kieffer

Volvo – Marc Miller, Tim Connors, Steve Berry

Discussion and follow-up items (with owner's name in bold): 

Road grade evaluation - James

James presented analysis looking at the effect of vehicle overspeed on
engine operation

James proposed a modified Profile D and showed the effect of
modification on engine operation 

Evaluate modified Profile D and provide feedback to EPA as soon as
possible – All 

Slides and profile have been shared with the group in a separate email

Topics for future calls: 

(TBD) SwRI results (N13 365, gasoline engine) – Houshun

(4/7) Road grade evaluation – TBD

