Remove Clean Remove Exhaust Remove Gasoline-Electric Remove Reference
article thumbnail

Porsche simulates hydrogen V8 for virtual Nordschleife run; 440 kW, 261 km/h, near-zero NOx

Green Car Congress

We have therefore developed a hydrogen combustion engine that aims to match the power and torque of current high-performance gasoline engines as a concept study. liter eight-cylinder gasoline engine—or rather, its digital data set, since we conducted the entire study virtually using engine performance simulations.

Porsche 284
article thumbnail

EPA report shows progress in reducing urban air toxics across US; 50% reduction from mobile sources since 1990

Green Car Congress

The US Environmental Protection Agency (EPA) released the Second Integrated Urban Air Toxics Report to Congress—the final of two reports required under the Clean Air Act (CAA) to inform Congress of progress in reducing public health risks from urban air toxics (also referred to as hazardous air pollutants or HAPs).

EPA 273
article thumbnail

ARB: carbon intensity of biomethane from wastewater sludge could be as low as -65.27 g CO2e/MJ

Green Car Congress

Under the LCFS, the baseline CI value for gasoline was 95.86 Grid-based electricity, using the California-Marginal mix of electrical generating assets, is assumed to power the wastewater sludge treatment, and biogas cleaning, compression, and fuel dispensing processes. g CO 2 e/MJ; for diesel fuel, 94.71 g CO 2 e/MJ.

Carbon 236
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

Road Test: 2024 Cadillac XT4 Premium Luxury FWD

Clean Fleet Report

liter 4-cylinder engine that puts out 235 horsepower and 258 pound-feet of torque (on premium gasoline), driving either the front or all-four wheels through a nine-speed automatic transmission with paddle shifters. Clean Fleet Report spent a week exploring Southern California in a front-wheel drive XT4 Premium Luxury.

article thumbnail

EV myths busted: Are electric vehicles safer than gas-powered cars?

Drive Electric

Electric vehicles have historically received a bad reputation for concerns around safety. Issues like thermal runaway, electrocution, and reports of inextinguishable fires plagued the pioneering electric vehicles. Useful terms: Internal Combustion Engine Vehicle (ICEV) and Electric Vehicle (EV). In fact, EVs have just 25.1

article thumbnail

2014 Sprinter van for US standard with new 2.1L diesel; new driver assistance features

Green Car Congress

Since 2010, all Sprinters in the US have been powered by BlueTEC diesel engines, marking the first use of BlueTEC technology, with its selective catalytic reduction (SCR) exhaust aftertreatment system, in the commercial van market here. The two overhead camshafts actuate 16 intake and exhaust valves. with a variable delivery rate.

2014 306