CSN
Araucária, PRGreen hydrogen in galvanizing
- Assessment of maximum green-hydrogen enrichment and of the effect of direct hydrogen-enriched flames on galvanized steel sheet.
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Projects and clients
Experience in steelmaking, mining, glass, oil, food, energy and aerospace. This portfolio brings together SOLFERINI’s work and the professional track record of its team.
Featured portfolio
Work featured in the company’s institutional portfolio.
Stellantis
Porto Real, RJBiomethane in industrial processes
- Natural-gas substitution with biomethane in VOC incineration, air heaters, steam generators and an industrial kitchen; thermal flow-meter adjustment and calibration.
Alfa Laval
Petrópolis, RJElectrodes for an electric boiler
- Electrode design, material selection and service-life estimation for an electric boiler producing 12 t/h of steam.
Magrathea Metals
Oakland, CA, USAThermal processing of magnesium
- Equipment design, construction and testing for magnesium production from seawater and brine; a thermal-analysis tool, reactor energy balances, heating electrodes, material selection and physicochemical analysis.
Kamini Energy Solutions
Fortaleza, CEAtomization, burners and oxy-fuel cutting
- Detailed design of a steam-assisted Y-jet atomizer for fatty acid; heat-exchanger sizing software; analysis of oxy-fuel cutting nozzles and long-flame and flat-flame burners.
Real Guindastes e Equipamentos
Nova Lima, MGReach-stacker fire investigation
- Fire assessment involving a 45-tonne reach stacker.
VIVIX
Goiana, PEGlass decarbonization pathways
- Assessment of biomethane, syngas and ethanol as natural-gas substitutes; proprietary operating-analysis software, supply-chain and cost analysis, energy efficiency and emissions.
Novelis · with Mitisid
Pindamonhangaba, SPCoil cooling
- Optimization of coil cooling in a storage building through CFD, heat-transfer software and operating-logistics analysis. Work developed with Mitisid.
Solum Ambiental
São José dos Campos, SPGasification training and R&D
- In-company training in industrial combustion, industrial pollution and gasification; development of a waste-gasification R&D and innovation proposal for Finep.
AGC Vidros
Guaratinguetá, SPAlternative fuels for glass furnaces
- Decarbonization pathways using hydrogen, biomethane and ethanol; logistics, production and operating impacts, with economic and environmental assessment.
Mas Valor Partner
Concepción, ChileCogeneration and hydrogen in pulp production
- Assessment of energy-optimization potential in a cogeneration and hydrogen-production plant at a pulp and derivatives production site.
Magnesium do Brasil
Jucás, CESeasonality in calcination
- Study of seasonal effects on calcination-process efficiency and conversion rates.
Smarteso – Smart Team Solutions
São Paulo, SPInstrumentation and imaging
- Instrumentation and control for digital image processing.
Projeto PIPE · FAPESP
BrazilGas-stove flame spreader
- Development of a new flame spreader for domestic gas-stove burners, focused on thermal efficiency.
Delta H – Desenvolvimentos Tecnológicos
Vitória, ESMunicipal-waste gasification
- Detailed design of a circulating-fluidized-bed gasification plant, an exhaust-gas heat exchanger and a 5.2 MW air heater for reactor ignition.
Technical track record
Experience accumulated by the team through industrial projects and studies.
CSN
Volta Redonda, RJCombustion in steelmaking
- Technical support for oxy-combustion in Blast Furnace 3 stoves; investigation of a gas leak in the OG system; studies of galvanizing, acid regeneration, torpedo-car and ladle heating, Blast Furnace 2 stoves and sinter ignition; stove thermal modelling, slab-reheating optimization and studies of energy use, CO₂ and incomplete combustion.
Comgás
São Paulo, SPNatural gas and flameless combustion
- Efficient natural-gas use in the textile industry; technical and economic assessment of flameless combustion in rolling-mill reheating furnaces and development of a flameless system.
Embraer
São José dos Campos, SPEthanol flammability limits
- Development of a flammability-limit chamber following ASTM E681 and determination of ethanol flammability limits.
GASMIG / Mineração Curimbaba
Belo Horizonte, MGCalcination efficiency
- Improvement of natural-gas combustion efficiency in Mineração Curimbaba calcination furnaces.
Usiminas
Ipatinga, MGHeat treatment and fuel interchangeability
- Combustion characterization in a thick-plate heat-treatment furnace and assessment of fuel-gas interchangeability in reheating furnaces.
Gerdau
Pindamonhangaba e Mogi das Cruzes, SP; Santa Cruz, RJFurnaces, oxy-fuel cutting and fire investigations
- Pindamonhangaba, SP: Investigation of a fire in the FEA 81 electric-furnace control room and forklift fires, including an 8-tonne unit; safety and maintenance recommendations; propane-air combustion, forge-burner adaptation and NOx assessment in oxy-fuel cutting.
- Mogi das Cruzes, SP: Characterization of propane-air combustion in plant processes.
- Santa Cruz, RJ: Assessment of a fire in a 53.5-tonne wheel loader and an electrical failure in a 9-tonne forklift.
Vale (Companhia Vale do Rio Doce)
Rio de Janeiro, RJGHG emissions, sintering and pelletizing
- Greenhouse-gas emissions inventory, dioxin emissions in a pilot sintering plant and natural-gas combustion in pelletizing-furnace burners.
CST – Companhia Siderúrgica de Tubarão
Serra, ESSteelmaking combustion and emissions
- Studies of coke-making, calcination and sintering; hospital-waste incineration support for São Mateus and Colatina; flue-gas treatment for an ammoniacal-steam boiler, ignition in a power-plant boiler, fuel-gas switching in slab reheating and sintering NOx prediction.
Paranapanema – Caraíba Metais
Dias D’Ávila, BACopper-dryer incident
- Investigation of an incident in a copper-concentrate dryer.
Orienta Energias Alternativas
Vitória, ESProducer gas in engines
- Studies of producer-gas cleaning and its use in internal-combustion engines.
CPFL / INTERGEN
Americana, SPPower-plant emissions
- Prediction of atmospheric pollution associated with a proposed thermal power plant in Americana.
Villares Metals
Sumaré, SPBillet heating and burners
- Study of scale formation during billet heating and assessment of gas burners in the VTG furnace.
Liquid Carbonic
Rio de Janeiro, RJPasty-waste incineration
- Study of pasty-waste incineration.
CENPES / Petrobras
Rio de Janeiro, RJFlare systems
- Localization of flare-system technology.
Peróxidos do Brasil
Curitiba, PRIncineration and explosion analysis
- Liquid-waste incineration and investigation of an accidental explosion.
COPENE – Companhia Petroquímica do Nordeste
Camaçari, BABoiler burners
- Assessment of boiler-burner efficiency.
Agência Espacial Brasileira (AEB)
Brasília, DFPropulsion learning material
- Preparation of educational material on chemistry in propulsion.
Instituto Militar de Engenharia (IME)
Rio de Janeiro, RJSabot projectile analysis
- Analysis of Sabot projectiles.
Providro
Caçapava, SPSolar collectors
- Study supporting the development of solar collectors.
Sider Shopping
Volta Redonda, RJMicroturbine cogeneration
- Economic, energy and environmental assessment of natural-gas microturbine cogeneration.
Nitrocarbono
Camaçari, BALiquid-waste incineration
- Study of liquid-waste incineration.
Ultrafértil
Curitiba, PRHeavy-fuel-oil combustion
- Study of heavy-fuel-oil combustion.
Albrás
Barcarena, PAProcess physical chemistry
- Physicochemical analysis of an industrial process.
Proppet
Camaçari, BALiquid-waste incineration
- Study of liquid-waste incineration.
Citrosuco
Limeira, SPNatural gas for citrus-pulp drying
- Replacement of heavy fuel oil with natural gas in citrus-pulp drying.
HPB – Engenharia e Equipamentos
Sertãozinho, SPFurnace and boiler oscillations
- Study of acoustic oscillations in the furnace-and-boiler system at Siderúrgica Viena, Açailândia, MA.
Kei-Tek
São Bernardo do Campo, SPBoiler acoustic oscillations
- Study of acoustic oscillations in a Levorin boiler in Guarulhos, SP.
Southcorp Water Heaters
AustraliaPulse combustion
- Study of pulse combustion.
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