Results 61 to 70 of about 5,392,680 (276)

Experimental research on measurement of soot concentration under spraying on exhaust gas of diesel engine

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectiveIn this paper, experiments are carried out to investigate the effects of water spray on the soot removal of diesel engine flue gas.MethodA Dekati low pressure impactor (DLPI) is used to sample smoke soot in a flue. The sampling gun is wrapped in
Lianwei WU   +5 more
doaj   +1 more source

Edge Effects on Simultaneous Reconstructions of Flame Temperature and Soot Volume Fraction Profiles by a CCD Camera

open access: yesSensors, 2022
In this paper, the influence of the edge effect on the simultaneous reconstruction of axisymmetric flame temperature and soot volume fraction profiles by a single CCD camera was investigated in detail. The reconstruction accuracy of the flame temperature
Jie Li   +6 more
doaj   +1 more source

Contrail microphysics in the near wake of a realistic wing through RANS simulations [PDF]

open access: yes, 2012
This paper focuses on Steady Reynolds Average Navier Stokes simulations (RANS) of ice particles growth in the near field of a wing-injector configuration.
Guignery, Florent   +3 more
core   +3 more sources

Atmospheric ice nuclei in the Eyjafjallajökull volcanic ash plume [PDF]

open access: yes, 2011
We have sampled atmospheric ice nuclei (IN) and aerosol in Germany and in Israel during spring 2010. IN were analyzed by the static vapor diffusion chamber FRIDGE, as well as by electron microscopy.
Ardon-Dryer, Karin   +14 more
core   +2 more sources

Soot participation in total air pollution in the municipality of Bor with statistical data processing [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2014
For effective air quality management, one of the main conditions is the identification of pollution sources, determining their share in the overall pollution as well as implementation the measures for control and reducing the pollution.
Marjanović Vesna M.   +2 more
doaj   +1 more source

Measurement of Soot Volume Fraction and Temperature for Oxygen-Enriched Ethylene Combustion Based on Flame Image Processing

open access: yesEnergies, 2017
A method for simultaneously visualizing the two-dimensional distributions of temperature and soot volume fraction in an ethylene flame was presented. A single-color charge-coupled device (CCD) camera was used to capture the flame image in the visible ...
Weijie Yan   +4 more
doaj   +1 more source

Spectrally Resolved Measurement of Flame Radiation to Determine Soot Temperature and Concentration [PDF]

open access: yesAIAA Journal, 2002
A multiwavelength flame emission technique is developed for high spatial resolution determination of soot temperature and soot volume fraction in axisymmetric laminar diffusion flames. Horizontal scans of line-integrated spectra are collected over a spectral range of 500-945 nm.
Snelling, David   +5 more
openaire   +2 more sources

Experimental study on the effect of post-injection parameters on performance of extra-high pressure common-rail diesel engine

open access: yesEnergy Reports, 2022
The diesel engine combustion process is mainly controlled by the fuel injection characteristics, which will have a direct impact on the performance of the diesel engine, more flexible injection strategy is the development direction of high pressure ...
Lei Zhou   +5 more
doaj   +1 more source

Investigation of soot formation in pressurized swirl flames by laser measurements of temperature, flame structures and soot concentrations [PDF]

open access: yesProceedings of the Combustion Institute, 2015
Abstract Soot formation and oxidation were investigated in swirl flames operated with ethylene/air at elevated pressure in a gas turbine model combustor with optical access. Coherent anti-Stokes Raman scattering was used for temperature measurements, laser-induced incandescence for soot concentration and laser-induced fluorescence for the ...
Klaus Peter Geigle   +3 more
openaire   +2 more sources

Transport of black carbon in the presence of perchlorate in aquatic environment: A perspective of cogenerated species in the gangetic plain of India

open access: yesCase Studies in Chemical and Environmental Engineering, 2021
Both perchlorate and black carbon (BC) are known for their common source of origin (i.e. burning processes, especially fireworks display), yet to our knowledge no study has focused on the effect of perchlorate (ClO4-) on the mobility of black carbon. The
Manish Kumar, Ph.D   +3 more
doaj   +1 more source

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