article thumbnail

Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

Green Car Congress

Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. This is due to raw, externally premixed fresh charge comprising air, fuel and lube oil being short-circuited into the exhaust during the scavenging process. Oh and Plante. Click to enlarge. g/kWh with a 3.3%

Engine 329
article thumbnail

Michigan State University Receives $2.5M ARPA-E Award to Build Wave Disc Engine/Generator for Series Hybrid Applications

Green Car Congress

million from the Department of Energy’s ARPA-E program ( earlier post ) to complete its prototype development of a new gasoline-fueled wave disc engine and electricity generator that promises to be five times more efficient than traditional auto engines in electricity production, 20% lighter, and 30% cheaper to manufacture.

Michigan 316
article thumbnail

EPA Proposes to Streamline Approval Process for Fuel Conversion Systems

Green Car Congress

Conversion systems allow vehicles to run on alternative fuels; most conversions involve switching gasoline or diesel vehicles to operate instead on a gaseous fuel such as natural gas or propane; an alcohol fuel; or electricity. Exhaust, Evap, and OBD testing 2. Exhaust and Evap testing + OBD attestation. Intermediate age.

article thumbnail

Behind Audi’s new “rightsized” efficient EA888 Gen.3B family

Green Car Congress

TFSI turbocharged gasoline direct injection engine introduced at the Vienna Motor Symposium last week is the first of the company’s EA888 Gen.3B Audi initially deployed its turbocharged, direct injection TFSI technology in 2004; the second generation followed in 2007, followed by the third generation, currently on the market, in 2011.

Audi 150
article thumbnail

BMW Outlines Intelligent Heat Management Applications for Reducing Fuel Consumption and CO2; New Thermoelectric Generator Unit Integrated with EGR

Green Car Congress

The remaining two-thirds are lost as waste heat going into the environment through the car’s exhaust emissions and through the radiator. Use of the thermal energy contained in the car’s exhaust gas also offers major saving and comfort potentials.

BMW 218
article thumbnail

Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

In 1975, General Ernesto Geisel, then-president of Brazil, ordered the country’s gasoline supply mixed with 10% ethanol. The level was raised to 25% over the next five years, which was intended to maintain a constant Brazilian gasoline supply for an ever-increasing demand.

article thumbnail

Ford Unveils Next-Generation Global Focus at NAIAS; Features New 2.0L DI Engine with Powershift Dual-Clutch Transmission for NA Market

Green Car Congress

liter gasoline engine designed for the North American market that features direct injection (DI) and Twin Independent Variable Camshaft Timing (Ti-VCT) for enhanced performance and fuel efficiency. US small car sales—combined B- and C-segments—grew from about 14% of the market in 2004 to more than 21% now. Battery-electric.

Ford 199