Green Car Congress

FEBRUARY 16, 2013

Mercedes-AMG and Cigarette Racing launched the latest development of their cooperation at the Miami International Boat Show (14-18 February 2013). Numerous components from the SLS AMG Coupé Electric Drive ( earlier post ) have been integrated in the design of the “Cigarette AMG Electric Drive Concept” engineering design.

Mercedes 218

Mercedes Lithium Ion Miami Electric 218

Green Car Congress

MAY 8, 2014

Section of the MkII Clarke-Brayton split-cycle engine. Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). Note the three different cylinder sizes.

Engine 345

Engine Concept Design Exhaust 345

Green Car Congress

OCTOBER 18, 2012

Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). Expected realized brake efficiency for the X2 is 58% (peak) and 50% at partial load; power density is targeted to be around 2 hp/lb. Power modulation by cycle skipping increases efficiency and recaptures heat. Click to enlarge.

Engine 312

Engine Power Powered Isuzu 312

Green Car Congress

MAY 9, 2013

Example power cycle of the cryogenic (e.g., liquid air) Dearman piston engine. Source: Dearman Engine Company. The expansion of the liquid air when heat is reintroduced can be used to drive a piston engine or turbine to do useful work. Sources of low-grade waste heat include power stations to factories to vehicle engines.

Energy Storage 268

Energy Storage Transportation Energy Waste 268