Mathematical simulation of ignition of an organic coal–water fuel droplet; Journal of Engineering Physics and Thermophysics; Vol. 94, iss. 4
| Parent link: | Journal of Engineering Physics and Thermophysics Vol. 94, iss. 4.— 2021.— [P. 949-962] |
|---|---|
| Institution som forfatter: | Национальный исследовательский Томский политехнический университет Инженерная школа энергетики Научно-образовательный центр И. Н. Бутакова (НОЦ И. Н. Бутакова) |
| Andre forfattere: | Antonov D. V. Dmitry Vladimirovich, Vershinina K. Yu. Kseniya Yurievna, Kuznetsov G. V. Geny Vladimirovich, Strizhak P. A. Pavel Alexandrovich |
| Summary: | Title screen A mathematical model affording satisfactory representation of experimental values for the characteristics of the ignition of organic coal-water fuel droplets has been developed. Numerical investigations of the processes of ignition of droplets of the fuels based on typical wastes from dressing hard coals, enriching industrial oils, and water have been carried out. The delay times in ignition of organic coal-water fuel droplets with their radii varying from 0.25 to 1.5 mm, at oxidant fl ow velocity varying from 0.5 to 3 m/s and of its temperature varying from 700 to 1000 K, have been established. A satisfactory correspondence of the results of mathematical simulation to the familiar experimental data has been obtained. The possibility of using the ANSYS Fluent package for numerical simulation of the ignition of organic coal-water fuel droplets has been substantiated. The temperature fi elds of such droplets on ignition, as well as the coordinates of the zones of their intense chemical transformations, have been calculated. Prediction of the limiting conditions of stable ignition of organic coal-water fuels on relatively low-temperature heating has been made. Режим доступа: по договору с организацией-держателем ресурса |
| Sprog: | engelsk |
| Udgivet: |
2021
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| Fag: | |
| Online adgang: | https://doi.org/10.1007/s10891-021-02372-z |
| Format: | MixedMaterials Electronisk Book Chapter |
| KOHA link: | https://koha.lib.tpu.ru/cgi-bin/koha/opac-detail.pl?biblionumber=666532 |
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Lignende værker
-
Coagulation and splitting of droplets of coal-water slurry containing petrochemicals and their effect on ignition characteristics; Applied Thermal Engineering; Vol. 116
af: Kuznetsov G. V. Geny Vladimirovich
Udgivet: (2017) -
Effect of the shape of an organic water–coal fuel particle on the condition and characteristics of its ignition in a hot air flow; Russian Journal of Physical Chemistry B; Vol. 10, iss. 6
Udgivet: (2016) -
Fragmentation of heated droplets of coal-water slurries containing petrochemicals; Applied Thermal Engineering; Vol. 195
af: Antonov D. V. Dmitry Vladimirovich
Udgivet: (2021) -
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af: Vershinina K. Yu. Kseniya Yurievna
Udgivet: (2017) -
Mathematical Modeling of Ignition of Droplets of Coal-Water SlurryContaining Petrochemicals Using Ansys Fluent; Momentum, Heat and Mass Transfer (MHMT'17)
Udgivet: (2017)