Tag: SCR: Page 4

Equipment
Tier 4 Report
PERKINS   A three-year head start in the emissions game has given Perkins time to explore and develop a wide range of Tier 4 technology. By Tom Jackson For most medium and large horsepower bands the new diesel emissions regulations kick in starting in 2011 and 2012, and the factories are tooling up the new […]
October 6, 2010
Perkins 1200 series Tier 4 Interim engines have two turbochargers as indicated by red and blue arrows for fast operator response, increased power and torque and reduced fuel consumption.
Equipment
Trucks
EPA, Navistar formally end litigation EPA, CARB move ahead with further SCR reviews By Jack Roberts   The legal battle Navistar had waged against the U.S. Environmental Protection Agency since March 2009 formally came to an end Aug. 16 when the two parties jointly filed to withdraw the lawsuit and a federal appeals court agreed. […]
September 6, 2010
Trucks Untitled 1
Pickups
Letters to the Editor
Readers write in their comments on SCR, sharing a moment with a granddaughter, pickup truck media coverage and winches.
August 11, 2010
Home
Real-world SCR evals
If you’re wondering what the future holds for 2010 truck engines, both Mack and Volvo Trucks’ customers have provided commentary on trucks equipped with selective catalytic reduction (SCR). Check out Mack’s customer opinions here and click on the icon to the left of the screen to watch the video, or view Volvo Trucks’ customer reviews by clicking on […]
January 10, 2010
Roadbuilding
Texas Transportation Institute awarded $500K to study off-road construction equipment NOx
The Environmental Protection Agency (EPA) has awarded the Texas Transportation Institute’s (TTI’s) Center for Air Quality Studies a $500,000 grant two-year project will monitor nitrogen oxide (NOx) emissions of road construction equipment before and after the installation of an emission reduction system, called selective catalytic reduction (SCR). This system uses ammonia injection to convert NOx into […]
November 23, 2009
Roadbuilding
Two Volvo Trucks engines certified by the U.S. EPA, CARB
Volvo Trucks North America’s D11 and D13 engines have been certified by the U.S. Environmental Protection Agency and the California Air Resources Board as meeting upcoming 2010 diesel emissions standards, the most stringent in the world, Volvo has announced. The company says it is the first truck manufacturer to have its heavy-duty diesel engines certified […]
November 17, 2009
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