Remove Cleaner Remove Comparison Remove Gasoline-Electric Remove Oil
article thumbnail

Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

Green Car Congress

Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. This is due to raw, externally premixed fresh charge comprising air, fuel and lube oil being short-circuited into the exhaust during the scavenging process. Oh and Plante. Click to enlarge.

Engine 329
article thumbnail

Tsinghua University provincial-level lifecycle study finds fuel-cycle criteria pollutants of EVs in China could be up to 5x those of natural gas vehicles due to China’s coal-dominant power mix

Green Car Congress

In regions where the share of coal-based electricity is relatively low, EVs can achieve substantial GHG reduction, the team reports in a paper in the ACS journal Environmental Science & Technology. 2020),” which plans to achieve accumulated sales of 500,000 new-energy vehicles (including hybrids and EVs) by 2015, and 5 million by 2020.

Coal 231
article thumbnail

Daihatsu develops e:S Technology for 30 km/l in JC08 Mode; equivalent to 71 mpg US or 3.3 L/100km

Green Car Congress

In the process of this development, Daihatsu overhauled all aspects of the engine, the transmission, and the body structure, to maximize energy efficiency and achieve almost a 40% increase in fuel efficiency comparison with the Mira 2WD/CVT without idle reduction functions. L/100km) in JC08 mode. Thermal management.

MPG 246
article thumbnail

Must Read 40+ Electric Vehicle Interview Questions & Answers

Get Electric Vehicle

The electric vehicle industry is growing at a high pace these days. Are you planning a job in electric vehicle industry? Then this Electric Vehicle Interview Questions and Answers will definitely help you out. There are different types of firms working in the electric vehicle domain.

article thumbnail

Toyota’s new conventional and hybrid powertrains for 2018 Camry deliver significant boost in efficiency

Green Car Congress

liter inline-four-cylinder D-4S gasoline engine and a new 3.5-liter With its long-stroke and high compression ratio, multi-hole direct fuel injectors, variable cooling system and VVT-iE, this high-output powerplant takes the gasoline-powered internal combustion engine to an increased level of thermal efficiency. Powertrains.

2018 150
article thumbnail

The 80-20 Rule

Plug In Partners

Take care of that 20% with a small, efficient gasoline engine that runs at its optimum speed. However, 70% of vehicles can apparently be fueled with no increase of electrical capacity. The reduction in emissions results from electric operation being much more efficient than gasoline operation. 2) The U.S.

EPRI 100
article thumbnail

Plug-In Hybrids (or Plugin Hybrids)

Tony Karrer Delicious EVdriven

2 Plug-in hybrids are cleaner 3 Plug-in hybrids are cheaper 4 Plug-in hybrids are domestic 5 Plug-in hybrids already exist 1. But when you do, your car essentially becomes an electric vehicle with a gas-tank backup. Lifetime service costs are lower for a vehicle that is mainly electric. What Are Plug-In Hybrids?

Plug-in 61