Green Car Congress

JANUARY 28, 2021

Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. The project, awarded in late-2020, builds upon the success of the Advanced Combat Engine (ACE). to develop the Advanced Combat Engine for the US Army. Earlier post.)

Power 418

Power Powered Vehicles Exhaust 418

Green Car Congress

DECEMBER 1, 2014

The H-engine—basically two separate engines housed within the same engine block—comprises two switchable parallel piston banks, independently fueled by gasoline and CNG. Startup Eco-Motive has developed what it calls the first dual-fuel “H” engine; it recently received a patent (# 8807098 ) on the design.

Engine 257

Engine Fuel Concept Engine Gasoline-Electric 257

Green Car Congress

OCTOBER 31, 2009

Schematic model of a wave disk engine, showing combustion and shockwaves within the channels. The wave disc engine, a new implementation of wave rotor technology, was earlier developed by the Michigan State group in collaboration with researchers from the Warsaw Institute of Technology. The Wave Disc Engine. Source: MSU.

Michigan 316

Michigan Engine Universal 2004 316

Green Car Congress

OCTOBER 29, 2019

Dutch start-up ECONAMIQ is developing a novel engine technology which saves up to 20% in fuel consumption. The “ECONAMIQ principle” uses flexible over-expansion in combination with cylinder deactivation technology to increase performance and efficiency without significantly changing the engine layout or architecture.

Fuel 186

Fuel San Jose 2019 Engine 186

Green Car Congress

JANUARY 22, 2015

Topics addressed include: advanced batteries (including manufacturing processes) and electric drive R&D; Lightweight materials; Advanced combustion engine and enabling technologies R&D; and Fuels technologies (dedicated or dual-fuel natural gas engine technologies). less than a baseline structure. turbomachinery.

Fuel 150

Fuel Hydrogen Vehicles Carbon Fiber 150

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