Search Results

Heavy-duty vehicles in China: Cost-effectiveness of fuel-efficiency and CO2 reduction technologies for long‑haul tractor‑trailers in the 2025–2030 timeframe

China is considering options for increasing fuel efficiency and reduce CO2 emissions from freight transportation. This study assesses the future costs of existing and emerging technologies to reduce...
Published 2019.03.12: Publication

Costs of emission reduction technologies for diesel engines used in non-road vehicles and equipment

Diesel engines used to power non-road equipment and vehicles, such as agricultural tractors and construction equipment, are a significant source of air pollutant emissions. Several regions around the...
Published 2018.07.11: Publication

China VI: A milestone for the world’s transition to soot-free vehicles

On June 28, China officially released the China VI emission standard for new heavy-duty vehicles, which is equivalent to, or in some aspects even more stringent, than the Euro VI emission standard....On June 28, China officially released the China VI emission standard for new heavy-duty vehicles. If effectively implemented, it will transition all new heavy-duty vehicles in China to soot-free...
Published 2018.07.03: Blog Post

Direct progression from Bharat IV to Bharat VI national vehicle emission standards in India

The Indian Ministry of Petroleum and Natural Gas has been considering the possibility of leapfrogging from Bharat Stage (BS) IV emission standards in April 2017 to BS VI emission standards in April...
Published 2015.09.15: Publication

Estimated cost of emission reduction technologies for LDVs

The cost of meeting standards for conventional pollutant emissions is a perennial bone of contention in arguments over vehicle emission regulations. The public health benefits of the most stringent...
Published 2012.06.11: Publication

Urban off-cycle NOx emissions from Euro IV/V trucks and buses

Despite meeting more stringent regulatory standards for exhaust emissions during type approval, many Euro IV and Euro V heavy-duty vehicles equipped with selective catalytic reduction (SCR) systems...
Published 2012.04.10: Publication

Inertia classes proposal

Historically the weight of a vehicle was represented by hanging rotating inertia mass on a dynamometer. This approach required the use of discrete inertia classes and an upper limit for inertia mass...
Published 2011.06.17: Publication

Inertia classes in worldwide harmonized light vehicle test procedure (WLTP) development

The definition of vehicle weight used for testing procedures is an important decision when drafting the regulation on determining emission values under the WLTP. Currently, different inertia class...
Published 2011.05.18: Publication