article thumbnail

Toyota introduces new 2020 Highlander and hybrid at New York International Auto Show; TNGA-K platform

Green Car Congress

Toyota introduced the next-generation three-row 2020 Highlander SUV at the New York International Auto Show. The gas engine employs Variable Valve Timing-intelligent system by Electric motor (VVT-iE) on the intake camshaft, and VVT-i on the exhaust camshaft.

article thumbnail

Europe’s Euro 7 emission limits face pushback from 8 international locations

Baua Electric

8 Ecu Union countries together with France and Italy referred to as for the bloc to scrap deliberate Euro 7 exhaust emission limits, announcing they’re overly determined and unrealistic for automakers to strike. France’s President Emmanuel Macron, has additionally mentioned that there must be a rest in EU situation legislation.

article thumbnail

Gen 5 2019 Toyota RAV4 debuts at New York International Auto Show; 2.5L inline-4 and Toyota Hybrid System

Green Car Congress

Toyota introduced the fifth-generation RAV4 at the New York International Auto Show. The engine utilizes high-speed combustion technology and a variable control system for greater thermal efficiency output, which reduces energy losses associated with exhaust and cooling systems and the movement of mechanical parts, among other factors.

New York 207
article thumbnail

Qoros Auto unveils drivable engineering development car with QamFree engine; near +50% boost in power & torque, -15% fuel consumption

Green Car Congress

At the 2016 Guangzhou Auto Show, Qoros Auto introduced the first drivable engineering development car—a modified Qoros 3 hatchback—equipped with the QamFree engine featuring FreeValve’s Pneumatic-Hydraulic-Electric-Actuator (PHEA) technology. Earlier post.) FreeValve AB is a sister company to Koenigsegg Automotive.

Engine 218
article thumbnail

Two engine options in new Mazda6; updated 2.5L with cylinder deactivation, turbo 2.5L with Dynamic Pressure Turbo

Green Car Congress

The updated Mazda6 ( earlier post ) introduced at the Los Angeles Auto Show this past week offers two powertrain options in the US: an upgraded SKYACTIV-G 2.5 engine, first unveiled at the 2015 LA Auto Show for the 2016 CX-9. Mazda’s Dynamic Pressure Turbo varies the degree of exhaust pulsation depending on engine speed.

Engine 170
article thumbnail

GM R&D study explores effect of temperature and O2 concentration on automotive low-load HCCI

Green Car Congress

Their paper is published in the International Journal of Engine Research. To understand the auto-ignition characteristics at low-load operation, the GM team investigated the effect of negative valve overlap, injection timing and external exhaust gas recirculation. This causes delayed auto-ignition phasing (unstable combustion).

GM 231
article thumbnail

Mazda starts US pre-orders for diesel 2019 Mazda CX-5

Green Car Congress

Mazda Motor Corporation announced at the New York International Auto Show that it has begun accepting pre-orders for the diesel-powered 2019 Mazda CX-5 in the US market. 1—allowing it to comply with exhaust gas regulations globally generally without elaborate NO x aftertreatment systems. The Skyactiv-D 2.2

Mazda 207