Results 21 to 30 of about 1,114,548 (232)

Penggunaan Catalytic Converter dari Bahan Kuningan dengan Ketebalan 0,2 mm Terhadap Emisi Gas Buang Kendaraan Pada Motor 2 Tak

open access: yesAccurate, 2020
In reducing the remaining harmful exhaust emissions of motorcycles, one of them is by improving the quality of fuel and vehicle technology so that the combustion becomes better and more optimal, then the second way is to process exhaust gas through an ...
Imam Prasetyo, Muhammad Fahrurrozi
doaj   +1 more source

Impact of the Internal Combustion Engine Thermal State during Start-Up on the Exhaust Emissions in the Homologation Test

open access: yesEnergies, 2023
Due to the increasingly restrictive exhaust emissions requirements from conventional vehicles, the internal combustion engine start-up seems to be most important part of engine operation.
Monika Andrych-Zalewska   +3 more
doaj   +1 more source

Experimental Investigation of the Exhaust Device of Turbocharger for Marine Engines [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In order to reduce the temperature in the marine engine cabin, improve the working environment of the staff and meet the economy and emission requirements, the cooling system of the engine was experimentally investigated in the present study.
S. Li   +6 more
doaj   +1 more source

Results of recurrent in-service exhaust gas measurements with an EU stage IV forest harvester fuelled with rapeseed oil within the emission durability period

open access: yesSN Applied Sciences, 2023
The real driving emissions of an EU stage IV forest harvester were measured four times within five years to monitor long-time emission behaviour. In this period, the harvester worked 7650 h in total, thereof 6300 h with pure rapeseed oil fuel DIN 51605 ...
Peter Emberger   +3 more
doaj   +1 more source

Exhaust emissions of buses LNG and Diesel in RDE tests

open access: yesOpen Engineering, 2021
The article compares the exhaust emissions in road conditions of city buses: LNG and Diesel. Both buses met the Euro VI exhaust emission norm. The current strong drive to diversify fuels in Poland and the creation of a large gas port in Świnoujście for ...
Gis Maciej, Pielecha Jacek, Gis Wojciech
doaj   +1 more source

Impact of Electric Heating Catalyst on the Emissions for a 48V Hybrid Light-duty Vehicle [PDF]

open access: yesE3S Web of Conferences, 2022
The emission characteristics under worldwide harmonized light vehicles test cycle (WLTC) was investigated for a 48V hybrid light-duty vehicle which carried a 2.0 L naturally aspirated engine on engine test bed after the WLTC cycle was converted to the ...
Yan Pengyong   +5 more
doaj   +1 more source

Variation of Engine Performance and Emissions using Ethanol Blends [PDF]

open access: yes, 2010
The limited fossil fuel resources along with the increased public concerns about pollution levels have increased the need for alternative fuels for use in internal combustion engines.
Abuhabaya, Abdullah, Fieldhouse, John D.
core   +4 more sources

Comparison of motor coach exhaust emissions in real operating conditions for different testing procedures [PDF]

open access: yesMATEC Web of Conferences, 2019
The article discusses the results of applying real driving emissions (RDE) testing methods in measuring the exhaust emissions of a passenger rail vehicle. Portable Emissions Measuring Systems (PEMS) were used to measure the exhaust emissions from a motor
Gallas Dawid   +5 more
doaj   +1 more source

The effect of air-fuel ratio on tailpipe exhaust emission of motorcycles

open access: yesFuel Communications, 2022
This article presents the actual AFR of the vehicular emission from the tailpipe data of motorcycles with petrol engine in Southwest Nigeria. It also presents the ratio between the actual air-fuel ratio (AFRactual) and the ideal/stoichiometric air-fuel ...
O.A. Odunlami   +5 more
doaj   +1 more source

Thermal Management of Diesel Engine Aftertreatment System Based on Ultra-Low Nitrogen Oxides Emission

open access: yesApplied Sciences, 2023
To achieve diesel engine ultra-low nitrogen oxide emission, light-off selective catalyst reduction (LO-SCR) has been suggested for better performance with lower exhaust temperature.
Ke Sun   +7 more
doaj   +1 more source

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