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182 0 _ab
200 1 _aSwitching Coal-Fired Thermal Power Plant to Composite Fuel for Recovering Industrial and Municipal Waste: Combustion Characteristics, Emissions, and Economic Effect
_fD. O. Glushkov, G. V. Kuznetsov, K. K. Paushkina
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 32 tit.]
330 _aCombustion characteristics were studied experimentally for single droplets of fuel slurries based on wet coal processing waste with municipal solid waste components (cardboard, plastic, rubber, and wood) and used turbine oil. We established the ignition delay time for three various groups of fuel compositions in motionless air at 600–1000 °C. The minimum values are 3 s, and the maximum ones are 25 s. The maximum temperatures in the droplet vicinity reach 1300 °C during fuel combustion for compositions with 10% of used oil. The combustion temperatures of fuel compositions without oil are 200–300 °C lower. The concentrations of anthropogenic emissions in flue gases do not exceed those from dry coal combustion. Adding used oils to composite fuels reduces the concentrations of dioxins and furans in flue gases when municipal solid waste in the fuel burns out due to high combustion temperatures. Based on the experimental research findings, we have elaborated a strategy of combined industrial and municipal waste recovery by burning it as part of composite fuels, as illustrated by three neighboring regions of the Russian Federation with different industrial structures and levels of social development. This strategy suggests switching three typical coal-fired thermal power plants (one in each of the regions) to composite liquid fuel. It will reduce the hazard of waste to the environment and decrease the consumption of high-quality coals for power generation. Implementing the developed strategy for 25 years will save 145 Mt of coal and recover 190–260 Mt of waste. The positive economic effect, considering the modernization of fuel handling systems at thermal power plants and the construction of a fuel preparation plant, will make up 5.7 to 6.9 billion dollars, or 65–78%, respectively, of the main costs of three thermal power plants operating on coal within the identical period.
461 _tEnergies
463 _tVol. 13, iss. 1
_v[259, 17 p.]
_d2019
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _acoal waste
610 1 _amunicipal solid waste
610 1 _awaste petroleum oil
610 1 _aco-combustion
610 1 _athermal power plant
610 1 _aenvironmental and economic efficiency
610 1 _aугольные отходы
610 1 _aтвердые бытовые отходы
610 1 _aотработанные масла
610 1 _aэкономическая эффективность
700 1 _aGlushkov
_bD. O.
_cspecialist in the field of power engineering
_cAssociate Professor of Tomsk Polytechnic University, Candidate of physical and mathematical sciences
_f1988-
_gDmitry Olegovich
_2stltpush
_3(RuTPU)RU\TPU\pers\32471
701 1 _aKuznetsov
_bG. V.
_cSpecialist in the field of heat power energy
_cProfessor of Tomsk Polytechnic University, Doctor of Physical and Mathematical Sciences
_f1949-
_gGeny Vladimirovich
_2stltpush
_3(RuTPU)RU\TPU\pers\31891
701 1 _aPaushkina
_bK. K.
_cspecialist in the field of heat and power engineering
_cEngineer of Tomsk Polytechnic University, assistant
_f1998-
_gKristina Konstantinovna
_2stltpush
_3(RuTPU)RU\TPU\pers\47420
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа энергетики
_bНаучно-образовательный центр И. Н. Бутакова (НОЦ И. Н. Бутакова)
_h8025
_2stltpush
_3(RuTPU)RU\TPU\col\23504
801 2 _aRU
_b63413507
_c20221223
_gRCR
856 4 _uhttp://earchive.tpu.ru/handle/11683/64939
856 4 _uhttps://doi.org/10.3390/en13010259
942 _cCF