Applications by Sector
Industrial Cooling for Food Industry
Sanitary chillers and cold systems for food safety and regulatory compliance
High-performance industrial cooling systems for food processing, storage and preservation. Sanitary chillers in 304/316L stainless steel with capacities from 50 to 2,000 kW, cooling from -5°C to +15°C and freezing down to -35°C. Complete solutions for cold storage, dairy, beverage industry, bakery, confectionery and general food processing. Full compliance with ANVISA RDC 275, MAPA, FSSC 22000, ISO 22000 and HACCP principles for maximum food safety and traceability.
Talk to SpecialistTechnical Specifications
Process Requirements
Rapid cooling of raw materials at reception to stop bacterial proliferation. Pre-cooling systems for fruits, vegetables and meats capable of reducing temperature by up to 70% in the first 2 hours.
Deboning, cutting and processing rooms with strict temperature and humidity control. Controlled airflow to prevent cross-contamination and maintain the cold chain throughout the process.
Slaughter and processing lines with continuous cooling. Chilled water chillers for scalding and cooling tanks, with strict bacteriological control.
Processing of milk, cheese, yogurt and derivatives. Immediate cooling of raw milk to 4°C within 2 hours after milking. Temperature control in maturation and fermentation tanks.
Controlled environment for dough fermentation, chocolate handling and confectionery production. Critical humidity control for final product quality.
Wort cooling, controlled beer fermentation, pasteurization and juice filling. Glycol systems for temperatures below 0°C in brewery processes.
Blast chilling for rapid temperature reduction of cooked products. Capacity to reduce from 70°C to 3°C in less than 90 minutes per HACCP standards.
Quick freezing (IQF) and long-term storage. Freezing tunnels with -40°C capacity for ultra-fast freezing of sensitive products.
Cold rooms for storage of finished products and raw materials. Humidity control to prevent dehydration and product weight loss.
Climate-controlled environment for primary and secondary packaging. Humidity control to prevent condensation on packaging and ensure proper sealing.
Climate-controlled area for loading refrigerated trucks. Fast doors and air curtains to minimize cold chain breaks during loading operations.
Area for washing and sanitizing equipment, utensils and PPE. Hot and cold water system with temperature control for CIP (Clean-in-Place) processes.
Technical Analysis
A Importância da Refrigeração na Indústria Alimentícia
A refrigeração industrial é o pilar fundamental da segurança alimentar moderna. Desde a recepção de matérias-primas até a entrega ao consumidor final, a manutenção da cadeia de frio é crítica para garantir a qualidade, segurança e vida útil dos produtos alimentícios. Estudos da FAO indicam que até 40% dos alimentos produzidos globalmente são perdidos devido a falhas na cadeia de frio, representando um desperdício de recursos naturais e econômicos de proporções alarmantes.
Microbiologia e Temperatura: A Ciência por Trás da Refrigeração
O controle de temperatura é a principal ferramenta para inibir o crescimento de microrganismos patogênicos e deteriorantes. A zona de perigo microbiológico, entre 5°C e 60°C, é onde bactérias como Salmonella, Listeria monocytogenes, E. coli O157:H7 e Staphylococcus aureus se multiplicam rapidamente, dobrando sua população a cada 20-30 minutos em condições ideais.
- Abaixo de 4°C: Crescimento bacteriano praticamente interrompido para a maioria dos patógenos
- -18°C: Ponto de congelamento padrão que paralisa toda atividade microbiológica
- -35°C a -40°C: Congelamento ultrarrápido (IQF) que preserva textura e qualidade nutricional
- Acima de 60°C: Zona de pasteurização e cocção que elimina patógenos
Dimensionamento de Sistemas de Refrigeração
O cálculo correto da carga térmica é fundamental para o dimensionamento adequado dos sistemas de refrigeração. Os principais fatores a considerar incluem:
| Componente | Descrição | % da Carga Total |
|---|---|---|
| Carga do Produto | Calor sensível e latente para resfriar/congelar o produto | 40-60% |
| Transmissão | Ganho de calor através de paredes, piso e teto | 15-25% |
| Infiltração | Entrada de ar quente por aberturas de portas | 10-20% |
| Equipamentos | Motores, iluminação, empilhadeiras | 5-15% |
| Pessoas | Calor metabólico dos trabalhadores | 2-5% |
Refrigerantes e Sustentabilidade
A escolha do refrigerante impacta diretamente a eficiência energética e o impacto ambiental do sistema:
- R-717 (Amônia): Máxima eficiência, GWP zero, ideal para plantas de grande porte. Requer projeto e operação especializados.
- R-744 (CO2): Refrigerante natural com GWP=1, excelente para cascata com amônia em sistemas de congelamento.
- R-134a: HFC com bom desempenho para resfriamento de água gelada. GWP=1430, em transição para alternativas.
- R-513A: Alternativa de baixo GWP (631) ao R-134a, compatível com equipamentos existentes.
- R-290 (Propano): Hidrocarboneto natural com excelente eficiência para sistemas de pequeno/médio porte.
Sistemas de Monitoramento e Rastreabilidade
A rastreabilidade de temperatura é requisito obrigatório para certificações de segurança alimentar. Sistemas modernos incluem:
- Dataloggers com registro contínuo e alarmes em tempo real
- Sensores wireless com transmissão via LoRaWAN ou Wi-Fi
- Integração com sistemas SCADA e ERP
- Relatórios automáticos para auditorias e certificações
- Alertas por SMS, e-mail e aplicativo móvel
- Backup em nuvem com retenção de dados por 5+ anos
Eficiência Energética na Refrigeração Industrial
A refrigeração pode representar até 70% do consumo energético de uma planta de processamento de alimentos. Estratégias para otimização incluem:
- Compressores com inversor de frequência: Economia de 20-40% em cargas parciais
- Condensadores evaporativos: Redução de 15-25% no consumo vs. condensação a ar
- Recuperação de calor: Aproveitamento do calor rejeitado para aquecimento de água
- Isolamento térmico adequado: Painéis PIR com espessura otimizada
- Portas rápidas e cortinas de ar: Minimização de infiltração
- Iluminação LED: Redução de carga térmica interna
- Degelo inteligente: Ciclos otimizados baseados em demanda real
Sector Challenges
The cold chain cannot be interrupted at any point, from reception to shipping. Any break can compromise food safety and result in significant product losses. Redundant systems and continuous monitoring are essential.
Simultaneous compliance with multiple national (ANVISA, MAPA) and international (FDA, EU, Codex) standards. Frequent audits by clients and certifiers require complete documentation and full traceability.
Agricultural harvests, holidays and promotional campaigns generate production peaks that can triple cooling demand. Systems must be sized to meet peaks without compromising efficiency at partial loads.
With cooling representing up to 70% of energy consumption, efficiency is critical for competitiveness. Each percentage point improvement in COP represents significant savings in large-scale plants.
Constant exposure to moisture, aggressive cleaning products, ammonia and saline environments (fish cold storage). Equipment must be built with corrosion-resistant materials.
Continuous temperature recording with precise timestamps to meet recall and audit requirements. Data must be stored for 3 to 7 years per regulations.
Equipment must allow complete cleaning without residue accumulation areas. Hygienic design with smooth surfaces, rounded corners and adequate drainage is mandatory.
Food processing plants frequently operate continuously. Unplanned shutdowns can result in millions in product losses and contractual penalties.
Air flows and personnel movement must be controlled to prevent contamination between areas of different hygiene levels. Differential pressurization and airlocks are frequently required.
Growing pressure from consumers and regulators for emissions reduction. Transition to natural refrigerants and high-efficiency systems is an irreversible trend.
Our Solutions
Centralized chilled water cooling for pasteurization, fermentation, product cooling and production area climate control. Capacities from 50 to 2,000 kW with COP above 4.5.
View ProductHigh capacity for large-scale plants with continuous 24/7 operation. Screw compressors offer lower vibration, longer lifespan and excellent efficiency at partial loads.
View ProductDedicated solution for specific production lines or processes requiring different temperatures. Simplified installation and independent operation.
View ProductAir handling units with stainless steel construction, rounded corners, complete drainage and high-efficiency filtration. Ideal for processing and packaging rooms.
View ProductClimate control for production, packaging, storage and shipping areas. Models with copper-aluminum or copper-copper coils for corrosive environments.
View ProductPrecise water temperature control for washing, sanitization and CIP (Clean-in-Place) processes. Proportional hot and cold water mixing with fast response.
View ProductClimate control for shipping rooms, offices, quality control laboratories and administrative areas. Simplified installation without need for mechanical room.
View ProductHumidity control in packaging areas, dry ingredient storage and chocolate and confectionery production rooms. Prevents condensation and quality issues.
View ProductProcess cooling at temperatures below 0°C, such as beer fermentation, ice cream production and product freezing. Food-grade propylene glycol solutions.
View ProductLarge-scale industrial refrigeration plants with maximum energy efficiency and zero environmental impact. Design, installation and maintenance by specialized team.
View ProductRegulations and Standards
Benefits for Your Business
Success Case
Poultry Cold Storage - Santa Catarina
Complete modernization of the refrigeration system of one of the largest poultry cold storage facilities in southern Brazil, with a slaughter capacity of 500,000 birds/day. The project included replacement of a 25-year-old obsolete ammonia system with a modern plant featuring screw compressors, high-efficiency evaporative condensers and complete automation. Four 500 TR chillers were installed for process chilled water, a glycol system for IQF freezing tunnels and 12 evaporators for storage chambers. The integrated monitoring system enables complete temperature traceability at all critical points.
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