国六较之国五标准更严格，要求氮氧化合物与颗粒物排放量更低，且新增了粒子数量的限制要求，未达到国六排放标准，各大主机厂商也纷纷大展身手，要么降低发动机动力，要么升级尾气处理。 国六时代也涌现出了一波新名词，比如EGR、DOC、DPF、SCR，这都是 ...

Your DPF and DOC don’t fail overnight—they fail slowly, one idle session and one short trip at a time. Some think emissions system issues are bad luck or bad engineering, but the truth is these ...

LONDON--(BUSINESS WIRE)--Technavio has announced the top five leading vendors in their recent the global diesel oxidation catalysts (DOC) and diesel particulate filters (DPF) market report. This ...

Manufacturers are busy rolling out solutions to meet Final Tier 4 off-road requirements for diesel engine exhaust emissions, and the technologies look very familiar to those already in use in the ...

Increasingly stringent diesel engine exhaust emissions regulations have, over the past 20 years, reduced output of nitrogen oxides (NOx) by 95% and particulate emissions by 90% in heavy trucks. These ...

What technologies are the portable compressor manufacturers using to meet the latest engine emission regulations, and what will it mean for engine maintenance and servicing? IRN asked some of the ...