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101 0 _aeng
102 _aCH
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181 0 _ai
182 0 _ab
200 1 _aSpraying of Composite Liquid Fuels Based on Types of Coal Preparation Waste: Current Problems and Achievements: Review
_fR. S. Volkov, T. R. Valiullin, O. V. Vysokomornaya
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 61 tit.]
330 _aThis article discusses the atomization of composite liquid fuels. A large group of injectors is considered. A comparative analysis of the atomization characteristics (droplet sizes and velocities, jet opening angles) and the influence of the fuel characteristics (density, viscosity, component composition) and the process parameters (the ratio of the fuel-air mass flow rates, the features of the jet formation) has been carried out. Finally, the most effective types of injectors, which provide for the necessary characteristics of fuel atomization for its combustion, have been determined. The most favorable conditions for the applicability of each type of atomization have been formulated. Possible mechanisms of secondary fragmentation of droplets of composite fuels have been analyzed: those resulting from mutual collisions of droplets in the flux and from the interaction with a solid surface as well as those resulting from thermal overheating in the presence of a phase boundary or a large gradient of component volatility. A conclusion is made about the need of using a synergistic effect of primary and secondary atomization of fuel suspension droplets.
461 _tEnergies
463 _tVol. 14, iss. 21
_v[7282, 17 p.]
_d2021
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _acomposite liquid fuels
610 1 _aspaying
610 1 _aatomization
610 1 _anozzle devices
610 1 _ainjectors
610 1 _aprimary andsecondary atomization
610 1 _acollision modes
610 1 _amicro-explosion
610 1 _aкомпозитные топлива
610 1 _aжидкие топлива
610 1 _aмикровзрывы
610 1 _aуглеобогащение
610 1 _aтопливные элементы
610 1 _aсмесевые топлива
610 1 _aтопливные суспензии
700 1 _aVolkov
_bR. S.
_cspecialist in the field of power engineering
_cAssociate Professor of the Tomsk Polytechnic University, candidate of technical Sciences
_f1987-
_gRoman Sergeevich
_2stltpush
_3(RuTPU)RU\TPU\pers\33926
701 1 _aValiullin
_bT. R.
_cspecialist in the field of heat and power engineering
_cAssistant of the Department of Tomsk Polytechnic University, Candidate of technical sciences
_f1991-
_gTimur Radisovich
_2stltpush
_3(RuTPU)RU\TPU\pers\42019
701 1 _aVysokomornaya
_bO. V.
_cphysicist
_cresearch engineer of Tomsk Polytechnic University, candidate of physical and mathematical sciences
_f1984-
_gOlga Valeryevna
_2stltpush
_3(RuTPU)RU\TPU\pers\33928
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИсследовательская школа физики высокоэнергетических процессов
_c(2017- )
_h8118
_2stltpush
_3(RuTPU)RU\TPU\col\23551
801 2 _aRU
_b63413507
_c20220519
_gRCR
856 4 _uhttps://doi.org/10.3390/en14217282
942 _cCF