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

OCTOBER 25, 2010

Turbocharged HCPC engine scheme. A team from Universita degli Studi di Pisa (Italy) and Rolf Reitz at the University of Wisconsin-Madison are proposing a novel combustion concept—Homogenous Charge Progressive Combustion (HCPC)—based on a split-cycle principle to control HCCI combustion in diesel-fueled engines.

Concept 318

Concept Diesel San Diego 2010 318

Green Car Congress

APRIL 30, 2009

of the OX2 Engine. Advanced Engine Technologies. says it has reached the final development stage of its OX2 rotary engine, achieving a performance objective of more than 300 lb-ft (407 N·m) of torque along with 46 hp (34 kW) at an approximate operating speed of 760 rpm. Exploded view. Click to enlarge. OX2 in a test rig.

Engine 170

Engine Concept Shelby Concept Engine 170

Green Car Congress

NOVEMBER 12, 2018

Since internal combustion engines will remain the primary mode of choice for mobility in the foreseeable future, both alternative (renewable) fuels and high-performance combustion concepts/ engines using fuels adapted for that purpose will be preferred for reducing the combustion impact on climate change.

Transportation 255

Transportation Future Fuel Climate Change 255

Green Car Congress

MAY 23, 2009

Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. The hardware concept. Source: ETH Zürich. Click to enlarge. Earlier post.).

Downsizing 170

Downsizing Concept Engine Hybrid 170

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). Specific Power. Power Density. kilowatt (kW).

Fuel 150

Fuel Hydrogen Vehicles Carbon Fiber 150

Green Car Congress

SEPTEMBER 27, 2017

Powertrain concepts. At NACV 2017, Bosch is also showcasing several future-focused powertrain concepts engineered to save fuel and money while extending the lives of fleets. The eAxle is a scalable, modular platform with the motor, power electronics, and transmission form one compact unit. Thermal management.

Connect 170

Connect Connected Commercial Future 170

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 Cars News

MAY 6, 2009

An engine that provides vehicle manufacturers with an immediate solution for low emission legislation will make its European debut at the Engine EXPO in Stuttgart. The split-cycle engine from the Scuderi Group offers high efficiency standards without the need for large investments to modify existing production processes.

Engine 36

Engine San Antonio Petrol Concept Engine 36

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

DECEMBER 30, 2015

Researchers at the Dalian University of Technology have proposed a novel method to control premixed charge compression ignition (PCCI) phasing in internal combustion engines in all load operations. The application of HPE is also beneficial to the fuel consumption and emissions because of its several flexible operation modes.

Engine 150

Engine Hybrid Diesel Exhaust 150

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.

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Energy Storage Transportation Energy Waste 268

Green Car Congress

APRIL 20, 2009

The engine is packaged as a research engine, with easy access for instrumentation, a balancer shaft, etc., The Scuderi Group unveiled a cutaway model of the first proof-of-concept prototype for its Scuderi Split-Cycle Engine ( earlier post ) at the SAE World Congress in Detroit. Model of the working prototype.

Engine 170

Engine San Antonio Production Concept Engine 170

Green Car Congress

JANUARY 29, 2010

Prototype of a Bladon Micro-Jet engine. The ULRE will incorporate a Bladon Jets patented, axial flow gas turbine engine coupled to a high-speed generator utilizing SR Drives’ proprietary switched reluctance technology. Bladon Micro-Jet Engines are 100% axial-flow, gas turbine engines for use in a variety of applications.

Land Rover 262

Land Rover Gas-Electric Gas Electric Vehicles 262

Green Car Congress

APRIL 9, 2009

The engine components are contained within a sphere. The first cycle is a “conventional” combustion engine process using a combustible fuel with the crankless (i.e., The engine is classified as a turbine, says Jim Andrews, vv-tec’s President, because the use of the sinus discs make the engine into an impulse turbine.

Concept 170

Concept Saudi Arabia Concept Engine Engine 170