WORKS AND CONSULTING PROJECTS DONE BY SOLFERINI PROFESSIONALS

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Magrathea Metals, Oakland, CA, USA

- Development of a proprietary calculation tool for thermal analysis,

- Thermal balance of the high-temperature reactors in the process.

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Kamini Energy Solutions, Fortaleza, CE

• Detailed design of a Y-type atomizer working with steam and fatty acid.​

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VIVIX, Goiana, PE

• Study of decarbonization routes for the VIVIX group through the use of biomethane.

• Development of a proprietary program for operational analysis.

• Supply chain and operational cost analysis.

• Energy efficiency and emissions analysis.

 

Novelis, Pindamonhangaba, Brazil – Development in partnership with Mitisid

• Optimization analysis of coil cooling in the storage warehouse.

• CFD analysis of the storage warehouse.

• Development of a detailed heat transfer analysis program.

• Operational logistics analysis.

 

Solum Ambiental, São José dos Campos, SP

• Conducted in-company training on industrial combustion, industrial pollution, and gasification.

• Development of an R&D project for FINEP in the field of waste gasification.

 

AGC Vidros, Guaratinguetá, SP​

• Study of decarbonization routes for the glass furnace using hydrogen, biomethane, and ethanol.

• Impact analysis on logistics, production, and operations.

• Economic and environmental analysis.

 

Mas Valor Partner, Concepción, Chile

• Energy optimization study of a cogeneration and hydrogen production plant in a pulp and derivatives production center.

 

Magnesium do Brasil, Jucás, CE

• Study on the influence of seasonality on efficiency and conversion rates in the calcination process.

 

Smarteso - Smart Team Solutions, São Paulo, Brazil

• Instrumentation and control in digital image processing.

 

New Flame Spreader for Domestic Stove Burners, PIPE Project, FAPESP

• Design of a stove burner 20% more efficient than current models on the Brazilian market.

 

Delta H - Technological Developments, Vitória, ES

• Detailed design of a circulating fluidized bed gasification plant for energy generation from urban waste.

• Design of a heat exchanger for the exhaust gases of the equipment.

• Design of a 5.2 MW air heater for reactor ignition.

• Process video (Urban Waste Gasification).

 

Companhia Siderúrgica Nacional (CSN), Volta Redonda, RJ

• Technical assistance in implementing oxy-combustion systems in Blast Furnace 3 regenerators.

• Support in analyzing a gas leakage accident in the OG system.

• Combustion analysis and requirements definition for various processes, including galvanizing, acid regeneration, reheating torpedo cars, ladle reheating, and regenerators in Blast Furnace 2.

• Thermal modeling for blast furnace regenerators.

• Combustion optimization in slab reheating furnaces.

• CO₂ and energy emissions analysis for President Vargas Steelworks, simulating new steel technologies.

• Study of incomplete combustion occurrences at President Vargas Steelworks.

 

EMBRAER, São José dos Campos, SP

• Development of a flammability limit test chamber according to ASTM E681.

• Determination of flammability limits of ethanol.

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Companhia de Gás de São Paulo (Comgás), São Paulo, SP

• Efficient use of natural gas in the textile industry.

• Technical and economic assessment of flameless combustion systems for reheating furnaces.

• Development of flameless combustion systems.

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GASMIG, Belo Horizonte, MG

• Maximization of natural gas combustion efficiency in calcination furnaces at Mineração Curimbaba.

 

Usiminas, Ipatinga, MG

• Characterization of combustion processes in the heat treatment furnace for heavy plates.

• Analysis of gas interchangeability in reheating furnaces.

 

Gerdau – Pindamonhangaba Unit, SP

• Analysis of the events leading to a fire in the Electric Arc Furnace Operation Room (FEA 81).

• Analysis of the events leading to a forklift fire, with safety and maintenance recommendations.

• Characterization of propane-air combustion in company processes.

• Combustion analysis and adjustment of forge furnace burners.

• NOx generation assessment in oxy-cutting processes.

• Evaluation of an 8-ton forklift fire.

 

Gerdau – Mogi das Cruzes Unit, SP

• Characterization of propane-air combustion in company processes.

 

Companhia Vale do Rio Doce, Rio de Janeiro, RJ

• Assessment of greenhouse gas emissions by the company.

• Dioxin emissions from a pilot sintering plant.

• Natural gas combustion in pelletizing furnace burners.

 

Companhia Siderúrgica de Tubarão (CST), Serra, ES

• Combustion in coke ovens, calcination, and sintering processes.

• Incineration of hospital waste, supporting municipalities of São Mateus and Colatina.

• Treatment of combustion gases from an ammonia vapor boiler.

• Ignition of mixtures in the thermoelectric unit boiler.

• Replacement of combustible gases in slab reheating furnaces.

• NOx emission predictions in sintering processes.

 

Paranapanema – Caraíba Metais, Dias D’Ávila, BA

• Analysis of an incident in a copper concentrate dryer.

 

Orienta Energias Alternativas, Vitória, ES

• Studies on cleaning gas from gasification and its use in internal combustion engines.

 

Companhia Paulista de Força e Luz (CPFL)/INTERGEN, Americana, SP

• Prediction of atmospheric pollution from a thermoelectric plant in Americana, SP.

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Villares Metals, Sumaré, SP

• Scale formation analysis during billet heating.

• Evaluation of gas burners in the VTG furnace.

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Liquid Carbonic, Rio de Janeiro, RJ

• Incineration of pasty waste.

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CENPES/PETROBRÁS, Rio de Janeiro, RJ

• Nationalization of flare systems.

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Peróxidos do Brasil, Curitiba, PR

• Incineration of liquid waste.

• Analysis of accidental explosions.

 

Companhia Petroquímica do Nordeste (COPENE), Camaçari, BA

• Efficiency analysis of boiler burners.

 

Brazilian Space Agency (AEB), Brasília, DF

• Preparation of materials for a booklet on Chemistry in Propulsion.

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Military Engineering Institute (IME), Rio de Janeiro, RJ

• Analysis of sabot projectiles.

 

PROVIDRO, Caçapava, SP

• Study for the development of solar collectors for the company.

 

Sider Shopping, Volta Redonda, RJ

• Economic, energy, and environmental analysis for applying a cogeneration system using natural gas microturbines.

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Nitrocarbono, Camaçari, BA

• Incineration of liquid waste.

 

Ultrafértil, Curitiba, PR

• Combustion of BPF oil.

 

Albrás, Barcarena, PA

• Physical-chemical analysis of the sugar melting process.

 

Proppet, Camaçari, BA

• Incineration of liquid waste.

 

Citrosuco, Limeira, SP

• Replacement of BPF oil with natural gas in citrus pulp drying.

 

HPB – Engenharia e Equipamentos Ltda., Sertãozinho, SP

• Acoustic vibrations in the furnace/boiler system at Siderúrgica Viena, Açailândia, MA.

 

Kei-Tek, São Bernardo do Campo, SP

• Acoustic vibrations in a boiler at Levorin, Guarulhos, SP.

 

Southcorp Water Heaters, Australia

• Pulsating combustion.