Remove Emissions Remove Engine Remove Exhaust Remove Isuzu
article thumbnail

NREL announces $18M investment in 9 new projects to advance medium- and heavy-duty natural gas vehicle technologies

Green Car Congress

The selected projects will focus on reducing the total cost of ownership of NGVs, increasing vehicle efficiency, decreasing local air pollution, and advancing technology development to increase the use of more affordable medium- and heavy-duty natural gas engines and vehicles. Cummins Inc.

Gas 191
article thumbnail

European, Japanese and American Heavy-Duty Vehicle and Engine Manufacturers Call for Global Policy Cooperation to Improve Energy Efficiency and Emissions of Road Freight Transport

Green Car Congress

The world’s leading heavy-duty vehicle and engine manufacturing companies are urging the close cooperation between policy makers in Europe, the United States and Japan to develop practical and effective fuel-efficiency measurement metrics, methodologies and regulations which would then be used all around the globe.

article thumbnail

Global Commercial Vehicle Industry Meeting endorses harmonized global approach to improve fuel efficiency and reduce GHGs

Green Car Congress

Leading global manufacturers of heavy-duty commercial trucks and engines gathering at the annual Global Commercial Vehicle Industry Meeting endorsed a harmonized global approach as an effective pathway to further improve energy efficiency and reducing greenhouse gas emissions from commercial vehicles. Earlier post.). Earlier post.).

Global 239
article thumbnail

FedEx adds 1,900 new lightweight composite Reach vans to fleet; 35% fuel efficiency improvement

Green Car Congress

liter Isuzu diesel engine, demonstrates a 35% fuel efficiency improvement over traditional vehicles in the FedEx Express fleet. This conversion not only reduces fuel consumption and emissions, but will also extend the engine life in fleet vehicles by supplementing the necessary power with their hybrid-electric drive train.

Fleet 240
article thumbnail

Study Finds Fumigation Ethanol Operation with Diesel Reduces PM and NOx, While Oxidation Catalyst Reduces Resulting Increased CO and HC

Green Car Congress

Ethanol fumigation is a form of dual-fuel engine operation in which the ethanol is premixed with the intake air by injection or vaporization of the alcohol, while the diesel fuel is injected directly into the cylinder as in a traditional diesel engine. The engine was not equipped with EGR. The engine was not equipped with EGR.

Diesel 225
article thumbnail

Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

Green Car Congress

Emission rates for the 1.7 L engines at idle. A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (1.7 L) diesel engines at idle and load, using a biodiesel blend (B20) and conventional ultralow sulfur diesel (ULSD) fuel.

Pollution 231
article thumbnail

LiquidPiston introduces latest X-series version of HEHC rotary engine; targeting 58% peak BTE, 2 hp/lb power density

Green Car Congress

Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). Other features of the X2 include: Quiet operation: engine lacks poppet valves and over-expansion minimizes exhaust noise. to the thermodynamics, not to a particular engine. Click to enlarge. LiquidPiston, Inc.

Engine 312