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Concept: modular EV-hybrid features battery and engine swapping

Green Car Congress

A Romanian team—Dan Scarlat (automotive journalist), Marian Cilibeanu (designer) and Cristian Ionescu (engineer)—are proposing the SCI hyMod modular concept car. The engine-pack contains a combustion engine which produces 82 hp and is connected to a continuously variable transmission (CVT).

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Novel Fixed Pitch Continuously Variable Transmission for High Torque Applications

Green Car Congress

A Fixed Pitch Continuously Variable Transmission (FPCVT) assembly with two FPCVT units connected in series. Multiple chains provide multiple contact points to keep the power and load sides connected during a complete rotation. Tags: Concept Engines Transmissions. Source: Ken Hawthorn. Click to enlarge. FPCVT website.

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Concept: Downsized and Supercharged Hybrid Pneumatic Engine for 30%+ Reduction in Fuel Consumption

Green Car Congress

The injection of the additional air during transients can overcome the poor driveability usually associated with heavily downsized and supercharged engines, the team notes. In the pneumatic hybridization scheme, each cylinder is connected via a fully variable charge valve to a shared pressure tank. The hardware concept.

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Bosch showcasing wide range of future commercial vehicle technologies at NACV; automated, connected and electric

Green Car Congress

At the North American Commercial Vehicle Show (NACV) in Atlanta this week, Bosch is showcasing its portfolio of automated, connected and electrified technologies for commercial vehicles. The Bosch Central Gateway (CGW) enables secure connectivity in commercial vehicles. Powertrain concepts. Thermal management.

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Concept: AET Reaches Final Development Stage of OX2 Barrel Engine

Green Car Congress

This new unit will condition the raw power and produce useable power for commercial connectivity and use. In addition to the exciting engineering progress made on the OX2 engine/generator, the company has initiated efforts to raise additional capital to fund the OX2’s 30 Kw Generator final development stage. OX2 animation files.

Engine 170
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Concept: Honda RD Developing Variable Compression Ratio Engine with Dual Piston Mechanism

Green Car Congress

[Separately, Honda engineers are making a number of HCCI presentations at the SAE 2009 World Congress, including the development of mechanisms to expand the HCCI operational range.]. For the study, Honda installed a small pump separate from that of engine lubricating oil pump. Tags: Concept Engines Engines.

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Australian Cam-Drive Gasoline Engine Reaches 39.5% Efficiency in Independent Testing; Potential for Production Engine in China

Green Car Congress

The bearings are mounted on the underside of the two inter-connected pistons, which maintain the desired bearing-to-trilobe clearance throughout the stroke. The counter rotation is performed by a reverse gear set at a 1:3 ratio shaft providing two strokes of a piston to 360 degrees of output shaft rotation—the same as a conventional engine.

Engine 240