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Grail Engine Adopts Enerpulse Pulse Plugs for Forced Semi-Homogeneous Charged Compression Ignition in Concept Two-Stroke Engine

Green Car Congress

A 1-liter 2-cylinder Grail Engine using Pulstar pulse plugs is expected to yield 100+ mpg without batteries or power grid [Note: Using a commuter vehicle weighing 1,600 lbs/726 kg]. In different configuration the same displacement 1-liter engine can yield 200 hp [149 kW] and 180 lb-ft [244 N·m] of torque.

Engine 186
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Liquid Air Energy Network forms in UK; focus on transportation and energy storage

Green Car Congress

The report calculates that a vehicle food refrigeration system using liquid nitrogen or liquid air to provide both additional shaft power and cooling would cut emissions from 47 tonnes per truck per year (diesel refrigeration) to 10 tonnes, a reduction of almost 80% on the basis of current grid average electricity.