A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas
Autor(a) principal: | |
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Data de Publicação: | 2021 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Research, Society and Development |
Texto Completo: | https://rsdjournal.org/index.php/rsd/article/view/15006 |
Resumo: | The study was developed inside an integrated steel mill, located in Rio de Janeiro city, aiming to analyse the technical-economic feasibility of installing a new inlet air refrigeration system for the gas turbines. The technologies applied for such purpose are named Turbine Inlet Air Cooling (TIAC) technologies. The power plant utilizes High Fogging and Evaporative Cooling methods for reducing the compressor’s inlet air temperature, however, the ambient climate condition hampers the turbine’s power output when considering its design operation values. Hence, this study was proposed to analyse the installation of an additional cooling system. The abovementioned power plant has two heavy-duty gas turbines and one steam turbine, connected in a combined cycle configuration. The cycle nominal power generation capacity is 450 MW with each of the gas turbines responsible for 90 MW. The gas turbines operate with steelwork gases, mainly blast furnace gas (BFG), and natural gas. The plant has its own weather station, which provided significant and precise data regarding the local climate conditions over the year of 2017. An in-house computer model was created to simulate the gas turbine power generation and fuel consumption considering both cases: with the proposed TIAC system and without it, allowing the evaluation of the power output increase due to the new refrigeration system. The results point out for improvements of 4.22% on the power output, corresponding to the electricity demand of approximately 32960 Brazilian homes per month or yearly earnings of 3.92 million USD. |
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A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gasAnálisis técnico-económico de la refrigeración del aire de entrada de la turbina para una turbina de gas de gran potencia que funciona con gas de alto hornoAnálise técnico-econômica do resfriamento do ar de entrada do compressor de uma turbina a gás heavy duty operando com gás de alto-fornoTurbina a gásCiclo combinadoCondicionamento de arGás de Alto-Forno (BFG)Modelagem de energiaSiderurgia.Gas turbineBlast furnace gas (BFG)Electricity generationCombined cycleSteelworksTurbine Inlet Air Cooling (TIAC).Turbina de gasGas de Alto Horno (BFG)Modelado energéticoCiclo combinadoSiderúrgicaEnfriamiento de Aire de Entrada a la Turbina (TIAC).The study was developed inside an integrated steel mill, located in Rio de Janeiro city, aiming to analyse the technical-economic feasibility of installing a new inlet air refrigeration system for the gas turbines. The technologies applied for such purpose are named Turbine Inlet Air Cooling (TIAC) technologies. The power plant utilizes High Fogging and Evaporative Cooling methods for reducing the compressor’s inlet air temperature, however, the ambient climate condition hampers the turbine’s power output when considering its design operation values. Hence, this study was proposed to analyse the installation of an additional cooling system. The abovementioned power plant has two heavy-duty gas turbines and one steam turbine, connected in a combined cycle configuration. The cycle nominal power generation capacity is 450 MW with each of the gas turbines responsible for 90 MW. The gas turbines operate with steelwork gases, mainly blast furnace gas (BFG), and natural gas. The plant has its own weather station, which provided significant and precise data regarding the local climate conditions over the year of 2017. An in-house computer model was created to simulate the gas turbine power generation and fuel consumption considering both cases: with the proposed TIAC system and without it, allowing the evaluation of the power output increase due to the new refrigeration system. The results point out for improvements of 4.22% on the power output, corresponding to the electricity demand of approximately 32960 Brazilian homes per month or yearly earnings of 3.92 million USD.El estudio fue desarrollado dentro de una planta siderúrgica integrada, ubicada en la ciudad de Río de Janeiro, con el objetivo de analizar la viabilidad técnico-económica de la instalación de un nuevo sistema de refrigeración por aire de entrada para las turbinas de gas. Las tecnologías aplicadas para tal fin se denominan tecnologías TIAC (Turbine Inlet Air Cooling). La planta de energía utiliza métodos de alta nebulización y enfriamiento evaporativo para reducir la temperatura del aire de entrada del compresor, sin embargo, las condiciones climáticas ambientales dificultan la potencia de salida de la turbina cuando se consideran los valores de operación del diseño. Por lo tanto, este estudio fue propuesto para analizar la instalación de un sistema de refrigeración adicional. La citada central dispone de dos turbinas de gas de gran potencia y una de vapor, conectadas en ciclo combinado. La capacidad nominal de generación de energía del ciclo es de 450 MW con cada una de las turbinas de gas responsables de 90 MW. Las turbinas de gas funcionan con gases de trabajo del acero, principalmente gas de alto horno (BFG) y gas natural. La planta tiene su propia estación meteorológica, que proporciona datos significativos y precisos sobre las condiciones climáticas locales durante el año 2017. Se creó un modelo informático interno para simular la generación de energía de la turbina de gas y el consumo de combustible considerando ambos casos: con el sistema TIAC propuesto y sin él, permitiendo evaluar el aumento de potencia debido al nuevo sistema de refrigeración. Los resultados apuntan a mejoras del 4,22% en la producción de energía, correspondientes a la demanda de electricidad de aproximadamente 3.2960 hogares brasileños por mes o ganancias anuales de 3,92 millones de dólares.O estudo foi desenvolvido em uma usina siderúrgica integrada, localizada no Rio de Janeiro, com objetivo de analisar a viabilidade técnico-econômica da instalação de um novo sistema de resfriamento do ar de entrada do compressor de suas turbinas a gás. As técnicas de resfriamento do ar dos compressores são denominadas Turbine Inlet Air Cooling – TIAC. A termelétrica em questão utiliza métodos de nebulização e evaporativos para a redução de temperatura do ar de entrada deste compressor, porém as condições climáticas locais impossibilitam a obtenção de valores de geração próximos ao do projeto da planta. Por isso, é proposto o referido estudo técnico-econômico da instalação de um sistema adicional para resfriamento do ar captado. A planta analisada possui duas turbinas a gás do tipo Heavy Duty operando em ciclo combinado e capacidade nominal de 450 MW. As turbinas a gás em questão possuem potência nominal de 90 MW e opera a partir da combustão de gases de processo siderúrgico, principalmente o gás de alto-forno (BFG). A planta possui uma estação meteorológica que forneceu dados para o estudo da eficiência da troca de calor em função das condições ambientais. Foram consideradas as condições climáticas, de hora em hora, de todo ano de 2017. Desenvolveu-se um modelo computadorizado “in-house” para simular a geração de energia e o consumo de combustível de uma turbina com TIAC e sem TIAC, permitindo mensurar o ganho de geração em função do emprego do sistema de resfriamento. Os resultados obtidos apontam para um potencial de aumento de potência líquida na turbina a gás de 4,22%, correspondendo à demanda de eletricidade de aproximadamente 32960 residências brasileiras e receita esperada de até 15 milhões de Reais (R$) anuais.Research, Society and Development2021-07-29info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://rsdjournal.org/index.php/rsd/article/view/1500610.33448/rsd-v10i9.15006Research, Society and Development; Vol. 10 No. 9; e59810915006Research, Society and Development; Vol. 10 Núm. 9; e59810915006Research, Society and Development; v. 10 n. 9; e598109150062525-3409reponame:Research, Society and Developmentinstname:Universidade Federal de Itajubá (UNIFEI)instacron:UNIFEIenghttps://rsdjournal.org/index.php/rsd/article/view/15006/16330Copyright (c) 2021 Raphael Camargo da Costa; Cesar Augusto Arezo e Silva Jr.; Júlio Cesar Costa Campos; Washington Orlando Irrazabal Bohorquez; Rogerio Fernandes Brito; Antônio M. Siqueirahttps://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/openAccessCosta, Raphael Camargo da Silva Jr., Cesar Augusto Arezo e Campos, Júlio Cesar Costa Bohorquez, Washington Orlando Irrazabal Brito, Rogerio FernandesSiqueira, Antônio M. 2021-09-12T14:28:06Zoai:ojs.pkp.sfu.ca:article/15006Revistahttps://rsdjournal.org/index.php/rsd/indexPUBhttps://rsdjournal.org/index.php/rsd/oairsd.articles@gmail.com2525-34092525-3409opendoar:2024-01-17T09:35:56.508128Research, Society and Development - Universidade Federal de Itajubá (UNIFEI)false |
dc.title.none.fl_str_mv |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas Análisis técnico-económico de la refrigeración del aire de entrada de la turbina para una turbina de gas de gran potencia que funciona con gas de alto horno Análise técnico-econômica do resfriamento do ar de entrada do compressor de uma turbina a gás heavy duty operando com gás de alto-forno |
title |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
spellingShingle |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas Costa, Raphael Camargo da Turbina a gás Ciclo combinado Condicionamento de ar Gás de Alto-Forno (BFG) Modelagem de energia Siderurgia. Gas turbine Blast furnace gas (BFG) Electricity generation Combined cycle Steelworks Turbine Inlet Air Cooling (TIAC). Turbina de gas Gas de Alto Horno (BFG) Modelado energético Ciclo combinado Siderúrgica Enfriamiento de Aire de Entrada a la Turbina (TIAC). |
title_short |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
title_full |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
title_fullStr |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
title_full_unstemmed |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
title_sort |
A technical-economic analysis of turbine inlet air cooling for a heavy duty gas turbine operating with blast-furnace gas |
author |
Costa, Raphael Camargo da |
author_facet |
Costa, Raphael Camargo da Silva Jr., Cesar Augusto Arezo e Campos, Júlio Cesar Costa Bohorquez, Washington Orlando Irrazabal Brito, Rogerio Fernandes Siqueira, Antônio M. |
author_role |
author |
author2 |
Silva Jr., Cesar Augusto Arezo e Campos, Júlio Cesar Costa Bohorquez, Washington Orlando Irrazabal Brito, Rogerio Fernandes Siqueira, Antônio M. |
author2_role |
author author author author author |
dc.contributor.author.fl_str_mv |
Costa, Raphael Camargo da Silva Jr., Cesar Augusto Arezo e Campos, Júlio Cesar Costa Bohorquez, Washington Orlando Irrazabal Brito, Rogerio Fernandes Siqueira, Antônio M. |
dc.subject.por.fl_str_mv |
Turbina a gás Ciclo combinado Condicionamento de ar Gás de Alto-Forno (BFG) Modelagem de energia Siderurgia. Gas turbine Blast furnace gas (BFG) Electricity generation Combined cycle Steelworks Turbine Inlet Air Cooling (TIAC). Turbina de gas Gas de Alto Horno (BFG) Modelado energético Ciclo combinado Siderúrgica Enfriamiento de Aire de Entrada a la Turbina (TIAC). |
topic |
Turbina a gás Ciclo combinado Condicionamento de ar Gás de Alto-Forno (BFG) Modelagem de energia Siderurgia. Gas turbine Blast furnace gas (BFG) Electricity generation Combined cycle Steelworks Turbine Inlet Air Cooling (TIAC). Turbina de gas Gas de Alto Horno (BFG) Modelado energético Ciclo combinado Siderúrgica Enfriamiento de Aire de Entrada a la Turbina (TIAC). |
description |
The study was developed inside an integrated steel mill, located in Rio de Janeiro city, aiming to analyse the technical-economic feasibility of installing a new inlet air refrigeration system for the gas turbines. The technologies applied for such purpose are named Turbine Inlet Air Cooling (TIAC) technologies. The power plant utilizes High Fogging and Evaporative Cooling methods for reducing the compressor’s inlet air temperature, however, the ambient climate condition hampers the turbine’s power output when considering its design operation values. Hence, this study was proposed to analyse the installation of an additional cooling system. The abovementioned power plant has two heavy-duty gas turbines and one steam turbine, connected in a combined cycle configuration. The cycle nominal power generation capacity is 450 MW with each of the gas turbines responsible for 90 MW. The gas turbines operate with steelwork gases, mainly blast furnace gas (BFG), and natural gas. The plant has its own weather station, which provided significant and precise data regarding the local climate conditions over the year of 2017. An in-house computer model was created to simulate the gas turbine power generation and fuel consumption considering both cases: with the proposed TIAC system and without it, allowing the evaluation of the power output increase due to the new refrigeration system. The results point out for improvements of 4.22% on the power output, corresponding to the electricity demand of approximately 32960 Brazilian homes per month or yearly earnings of 3.92 million USD. |
publishDate |
2021 |
dc.date.none.fl_str_mv |
2021-07-29 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/15006 10.33448/rsd-v10i9.15006 |
url |
https://rsdjournal.org/index.php/rsd/article/view/15006 |
identifier_str_mv |
10.33448/rsd-v10i9.15006 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/15006/16330 |
dc.rights.driver.fl_str_mv |
https://creativecommons.org/licenses/by/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Research, Society and Development |
publisher.none.fl_str_mv |
Research, Society and Development |
dc.source.none.fl_str_mv |
Research, Society and Development; Vol. 10 No. 9; e59810915006 Research, Society and Development; Vol. 10 Núm. 9; e59810915006 Research, Society and Development; v. 10 n. 9; e59810915006 2525-3409 reponame:Research, Society and Development instname:Universidade Federal de Itajubá (UNIFEI) instacron:UNIFEI |
instname_str |
Universidade Federal de Itajubá (UNIFEI) |
instacron_str |
UNIFEI |
institution |
UNIFEI |
reponame_str |
Research, Society and Development |
collection |
Research, Society and Development |
repository.name.fl_str_mv |
Research, Society and Development - Universidade Federal de Itajubá (UNIFEI) |
repository.mail.fl_str_mv |
rsd.articles@gmail.com |
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1797052676277534720 |