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First reference installation of Opcon Waste Heat Recovery technology for ships; potential for 5–10% fuel savings

Green Car Congress

Opcon, in collaboration with Wallenius Marine, recently completed the first reference installation of its Waste Heat Recovery technology for ocean-going vessels in a project supported by the Swedish Energy Agency. The Opcon systems generate electricity from low-value waste heat in the vessel’s steam and cooling system. Earlier post.)

Waste 300
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Monash study on solar-driven electrolysis for green hydrogen production cautions on life-cycle emissions and EROI

Green Car Congress

of hydrogen is currently produced via water electrolysis and only a fraction of this production is powered by renewable energy. Taking IRENA’s REmap scenario as a reference, renewable hydrogen could deliver 5% of total final energy demand in 2050. According to the IEA, less than 0.1% —Palmer et al.

Solar 459
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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

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Mercedes-AMG 2L, turbo four-cylinder pushes out up to 421 hp, 500 Nm

Green Car Congress

This means that the turbocharger and the exhaust manifold are now positioned at the rear, on the side of the firewall when viewed from behind. Furthermore, the new arrangement allows much improved air ducting with shorter distances and fewer diversions - both on the intake and exhaust side. Turbocharger.

Mercedes 277
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What we don’t admit about carbon dioxide

Electric Auto Association

Intuitive misconceptions about this harmful gas slows EV adoption By PETER DOUGLAS: MEMBER, ELECTRIC AUTO ASSOCIATION. The decision to purchase an electric vehicle (EV) over an internal combustion engine (ICE) vehicle involves several factors. If we called it that, folks might take it more seriously.

Carbon 88
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2014 Mercedes-Benz E-Class in the US will offer new 4-cylinder diesel; new 4-cylinder gasoline direct injection engine in other markets

Green Car Congress

Supplemented by an electric motor (27hp, 184 lb-ft), the E400 HYBRID offers the powerful and refined performance of the Mercedes-Benz 3.5-liter New developments for the four-cylinder engine include the first dynamic balancer with full anti-friction bearings to be used in a gasoline engine as well as a switchable water pump.

Mercedes 231
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Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

Green Car Congress

Friction-reducing measures include a variable speed water pump, a clutched air compressor, low-viscosity oil and an improved cylinder kit. The Freightliner SuperTruck features a low-back-pressure, next-generation aftertreatment system that efficiently removes NO x from the exhaust stream.

2009 150