Results 11 to 20 of about 7,357 (262)

A Review on Friction Reduction by Laser Textured Surfaces in Internal Combustion Engines

open access: yesTribology Online, 2022
The internal combustion engine will be required as a bridge-technology in the upcoming decades to achieve a significant reduction in local emissions in the mobility, and logistics sector.
Gabor Laki   +3 more
doaj   +1 more source

Test Conditions of Diesel Engine Particulate Emission and the Results Obtained

open access: yesCommunications, 2001
In this work, based on experimental results, the effect of four factors of particulate emission measurements were taken into account: the method of determining the exhaust dilution in a diluting tunnel, the ratio of exhaust gases dilution, conditioning ...
Jerzy Cisek   +2 more
doaj   +1 more source

Prediction Model for Transient NOx Emission of Diesel Engine Based on CNN-LSTM Network

open access: yesEnergies, 2023
In order to address the challenge of accurately predicting nitrogen oxide (NOx) emission from diesel engines in transient operation using traditional neural network models, this study proposes a NOx emission forecasting model based on a hybrid neural ...
Qianqiao Shen   +5 more
doaj   +1 more source

Timing chain wear investigation methods: Review [PDF]

open access: yesFME Transactions, 2022
Several methods are used for investigating timing chain wear, from fired engine dynamometer tests through tribological model tests to simulations. Research over the past decade has shown that component or tribometer tests can replace expensive engine ...
Paulovics László   +2 more
doaj   +1 more source

A transient numerical study for heat transfer and flow characteristics of dimpled piston cooling gallery of a diesel engine

open access: yesCase Studies in Thermal Engineering, 2023
Piston cooling gallery is an effective cooling method to achieve an acceptable piston temperature field. This paper aims to analyze the effects of teardrop dimples size and dimple head-and-tail orientation on flow and heat transfer inside the cooling ...
Jinkun Wang   +4 more
doaj   +1 more source

The Internal-Combustion Engine.—I [PDF]

open access: yesScientific American, 1909
n ...
openaire   +2 more sources

Research on Fuel Offset Control of High-Pressure Common-Rail Diesel Engine Based on Crankshaft Segment Signals

open access: yesSensors, 2022
This paper studies the fuel supply offset of diesel engines based on the crankshaft segment signal. Engine nonuniformity refers to the crankshaft torque fluctuation caused by cylinder-to-cylinder differences caused by misfiring or differences in the fuel
Yuhua Wang   +3 more
doaj   +1 more source

Combustion mechanism study of ammonia/n-dodecane/n-heptane/EHN blended fuel

open access: yesApplications in Energy and Combustion Science
Due to the challenges of ammonia, such as high ignition energy and slow flame propagation speed, the utilization of ammonia in engines might necessitate the implementation of dual-fuel combustion modes along with the use of cetane improvers.
Tengda Song   +4 more
doaj   +1 more source

The influence of the fuel spray structure and dynamics of its formation on surface combustion of biofuels in diesel engines

open access: yesTransport, 2016
The paper presents the results of the experimental investigation of the structure of the fuel, rapeseed oil and diesel fuel sprays obtained by analysing their optical density.
Sergey P. Kulmankov   +5 more
doaj   +1 more source

Optimization of Miller Cycle, EGR, and VNT on Performance and NOx Emission of a Diesel Engine for Range Extender at High Altitude

open access: yesEnergies, 2022
Due to the increasing sales of extended-range hybrid vehicles and the increasingly stringent emission regulations for light vehicles in China, the performance and emission of diesel engines for range extenders in the plateau region have attracted ...
Weichao Wang   +6 more
doaj   +1 more source

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