Results 11 to 20 of about 1,091,359 (285)

NOx Prediction Based on Cylinder Pressure Measurement for Engine Emission Monitoring [PDF]

open access: yes, 2011
Meeting European NOx emission standards is one of the biggest challenges facing automotive industries. The available technologies to measure NOx emission are dependent on measurement of different NOx species.
Gu, Fengshou   +4 more
core   +6 more sources

Research on the impact of new OBD diagnostic items on the emission of China 6 light-duty vehicles [PDF]

open access: yesE3S Web of Conferences, 2022
The new diagnostic items such as fuel system, VVT and cold start emission reduction strategy are tested for several vehicles meeting the requirements of the China 6 emission standards of light-duty vehicles.
Liu Le   +5 more
doaj   +1 more source

Emission Characteristics of NOx During the Combustion of Waste Energetic Materials [PDF]

open access: yesE3S Web of Conferences, 2023
A large amount of NOx will be produced during the combustion process of waste energetic materials (EMs), which is extremely harmful to human health and ecological environment, and has become an urgent problem for all countries to solve.
Wang ShouYu, Jin GuoRui, He WeiDong
doaj   +1 more source

NOx Emission Prediction Based on Measurement of in-Cylinder Pressure for CI Engine Running with Diesel and Biodiesel [PDF]

open access: yes, 2014
NOx is one of the major toxic emissions that needs to be regulated stringently in both EU and USA emission regulations. The engine designer is keen to get an accurate, reliable and cost effective NOx measurement system.
Gu, Fengshou   +3 more
core   +3 more sources

Control of NOx emissions from diesel engines using exhaust gas re-circulation [PDF]

open access: yes, 2001
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The diesel engine currently accounts for 32 per cent of the new passenger car sales in Europe.
Horrocks, Roy
core   +7 more sources

Remote supervision strategy based on in-use vehicle OBD data flow [PDF]

open access: yesE3S Web of Conferences, 2021
Test results from many researchers show that NOx emissions from parts of on-road heavy-duty diesels are higher than which been registered. Therefore, CN_VI emission regulations clearly proposes that the heavy-duty diesels should be supervised by a T-BOX ...
Wang Tiantian   +3 more
doaj   +1 more source

Assessment of Heavy-Duty Diesel Vehicle NOx and CO2 Emissions Based on OBD Data

open access: yesAtmosphere, 2023
Controlling NOx and CO2 emissions from heavy-duty diesel vehicles (HDDVs) is receiving increasing attention. Accurate measurement of HDDV NOx and CO2 emissions is the prerequisite for HDDV emission control.
Lijun Hao   +5 more
doaj   +1 more source

A Study on the Investigation of Air Pollutant Emissions (2015~2019) in Gunsan [PDF]

open access: yes대한환경공학회지, 2023
Objectives In this study, the emission status by year was analyzed using the air pollutant emission data of Gunsan for 5 years from 2015 to 2019. In addition, it is intended to identify the emission characteristics of (Jeonju and Iksan).
Sang-Hun Park   +2 more
doaj   +1 more source

NOx Emissions Control for Small Single-cylinder Diesel Engine Using Exhaust Gas Recirculation Strategy [PDF]

open access: yesIranica Journal of Energy and Environment, 2021
Small Diesel engines pose a very tough challenge of simultaneously meeting NOx and particulate matter (PM) emissions, without hampering performance and fuel consumption.
A. Jain, P. Ekambaram, S. S. Thipse
doaj   +1 more source

Investigating the impacts of satellite fire observation accuracy on the top-down nitrogen oxides emission estimation in northeastern Asia

open access: yesEnvironment International, 2022
NOx fire emissions greatly affect atmosphere and human society. The top-down NOx fire emission estimation is highly influenced by satellite fire observation performance (e.g., fire detection) by affecting the derivation of emission coefficient (EC) and ...
Yuyun Fu   +4 more
doaj   +1 more source

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