Tag: Environmental Protection Agency: Page 4

Equipment
The inner-workings of Komatsu’s Tier 4 Interim engines
Physics and chemistry dictate that most Tier 4 Interim engines follow a common design formula to reduce emissions. Above 75 horsepower most manufacturers have increased fuel injection pressures, boosted turbos, ramped up exhaust gas recirculation (EGR) rates and added aftertreatment that traps or burns off what the Environmental Protection Agency doesn’t want going out the […]
November 1, 2012
On Komatsu’s Tier 4 Interim engines emissions reductions are handled by a variable geometry turbo, high pressure common rail fuel injection, cooled EGR and a DPF that includes a diesel oxidation catalyst and a catalyzed soot filter.
Business
Journal says Navistar ready for SCR
Navistar will soon pivot from its controversial exhaust gas recirculation (EGR) solution and adopt the selective catalytic reduction (SCR) path taken by its competitors to meet 2010 diesel emissions regulations, according to a report today in the Wall Street Journal. Navistar declined to comment on the story, but is holding a conference call Friday morning […]
July 3, 2012
Roadbuilding
Road Science
Intelligent compaction . . . application of reclaimed asphalt pavement (RAP) and recycled concrete aggregate (RCA) . . . prefabricated bridges and pavements. They’re just a few of the themes of research papers presented at the 91st Transportation Research Board meeting in Washington, D.C., Jan. 23-27.
March 20, 2012
Intelligent Compaction data may be viewed using overall project view, here viewed using Veda Software.
Roadbuilding
National Center for Asphalt Technology turns 25
The National Center for Asphalt Technology (NCAT) at Auburn University is celebrating its 25th anniversary. During a special ceremony, 18 individuals were inducted into the new NCAT Wall of Honor in recognition of their dedication to fulfilling NCAT’s mission, according to the National Asphalt Pavement Association‘s (NAPA) Action News e-newsletter. About 100 members of the […]
August 16, 2011
Equipment
NewWorld Capital Group acquires Cleaire Advanced Emission Controls
NewWorld Capital Group has acquired Cleaire Advanced Emission Controls, a leading provider of particulate matter and nitrogen oxides abatement products for on-road and off-road heavy-duty diesel-powered vehicles.  Cleaire’s products are verified by the California Air Resources Board (CARB) at Level 3, a Best Available Control Technology abatement standard. The Company’s products reduce particulate matter emissions from […]
August 16, 2011
Equipment
Navistar sues EPA again over ‘irrelevant’ SCR rule
Navistar has filed another suit against the U.S. Environmental Protection Agency, signaling the latest round in the ongoing battle between the exhaust gas recirculation-only engine manufacturer and its competitors, all of which are using selective catalytic reduction technology to meet 2010 diesel exhaust emissions regulations. Navistar opted to use in-cylinder EGR technology to meet the […]
July 26, 2011
Pickups
Ethanol increase 'troubles' Sen. Hutchison
From EquipmentWorld.com by Tina Grady Barbaccia Now that the Environmental Protection Agency (EPA) raised the amount of ethanol blended into gasoline for model year vehicles of 2007 and later, U.S. Sen. Kay Bailey Hutchison (R-Texas) called for an additional study to determine how the 15-percent ethanol blend (E-15) will impact vehicles. There is still much […]
October 14, 2010
Roadbuilding
Volvo launches Operator Safety Vest campaign
Volvo Construction Equipment launched Operator Safety Vest — its latest safety campaign — in a bid to reduce worksite injuries at this year’s Bauma. The conference is currently going on in Munich, Germany. Through the campaign, the company issue thousands of Volvo-branded high-visibility jackets globally throughout the coming months, distributed via the company’s customer magazine, […]
April 27, 2010
Roadbuilding
Cummins launches Tier 4 Website
At Bauma 2010, Cummins Inc. announced the launch of its Tier 4 Website to provide equipment users with an early insight into the performance and operation of field test installations ahead of the January 2011 effect date for EPA Tier 4 Interim and EU Stage IIIB low emissions engines above 173-hp (129-kW). The Website (www.tier4.info) […]
April 21, 2010
Business
Cummins launches Tier 4 Website
At Bauma 2010, Cummins Inc. announced the launch of its Tier 4 Website to provide equipment users with an early insight into the performance and operation of field test installations ahead of the January 2011 effect date for EPA Tier 4 Interim and EU Stage IIIB low emissions engines above 173-hp (129-kW). The Website (www.tier4.info) […]
April 21, 2010
Equipment
Trucks
New power from PACCAR PACCAR puts $1 billion behind the launch of its new engine family By Jack Roberts   You might be tempted to say to that the MX diesel engine from PACCAR is all-new. But if PACCAR Chairman and CEO Mark Pigot were close enough to hear, he’d quickly correct you. “While it’s […]
March 1, 2010
MX engine
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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