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Eaton introduces DC-DC converters for 48V commercial vehicle architectures

Green Car Congress

Power management company Eaton introduced a family of 48-volt DC-DC converters for diesel-powered commercial vehicles that can be used to power accessories such as antilock brakes and lighting. Unlike competitive offerings, Eaton’s DC-DC converters are operational in ambient temperatures up to 85 ?C

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Continental puts first 48V hybrid assist system into production with Renault diesels

Green Car Congress

From the end of 2016, diesel variants of the Renault Scénic and Grand Scénic models will be equipped with Continental’s 48-volt hybrid drive—the first application of the 48V “Hybrid Assist” in production vehicles. The first production solution combines an efficient, water-cooled induction motor with an integrated inverter.

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Audi’s mild-hybrid systems: 12V for 4-cylinders, 48V for 6- and 8-cylinders

Green Car Congress

For the four-cylinder engines they are based on the familiar 12-volt electrical system. The six-cylinder and eight-cylinder engines, as well as the W12 cylinder units, will receive a new 48-volt system generally serving as the main vehicle electric system. 48-volt vehicle electrical system. Earlier post.) TFSI engine.

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Stanford researchers develop copper-based catalyst that produces ethanol from CO at room temperature; potential for closed-loop CO2-to-fuel process

Green Car Congress

volts to –0.5?volts volts versus the reversible hydrogen electrode) in CO-saturated alkaline water. For the Nature study, Kanan and Li built an electrochemical cell: two electrodes placed in water saturated with carbon monoxide gas. We have a solution to this problem that’s made of copper, which is cheap and abundant.

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Toyota to begin sales of Mirai fuel cell vehicle in Europe by September

Green Car Congress

The system uses Toyota-developed components including the Toyota FC Stack, FC boost converter, and high-pressure hydrogen tanks. The amount of water on fuel cell electrolyte membranes has a substantial influence on electricity generation efficiency. Initial price is €66,000 (US$73,735) + VAT (Germany). Toyota Mirai at Geneva 2015.

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Volkswagen introduces new Coasting 2.0 micro hybrid system and new natural gas engine at Vienna Motor Symposium

Green Car Congress

The new 'Coasting - Engine off' micro hybrid system represents a low-cost level of electric-powered motoring on a 12-volt basis. This new Volkswagen system adds a compact lithium-ion battery to the 12-volt vehicle electrics, with the battery supplying the electric consumer units with power when coasting. Coasting - Engine off.

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Daimler Buses introduces Citaro hybrid bus; available on diesel and gas models; separate 48V network

Green Car Congress

The electric power generated by recuperation is stored in a bank of supercapacitors. An inverter converts the stored direct current into alternating current in order to drive the electric motor. Both the inverter and the electric motor are water-cooled. They are resistant to high power peaks and have a long life.

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