Calculadora de dimensionamiento RAS.
El dimensionamiento de un RAS parte del objetivo de producción, no de los planos de los tanques. La biomasa máxima en sistema define la carga diaria de alimento; el alimento define la demanda de oxígeno, la carga de amonio y la producción de sólidos; los límites de densidad definen el volumen de tanque y la tasa de recambio define el caudal de recirculación, la potencia de bombeo y la energía.
Dimensione su sistema de recirculación
Calculadora de dimensionamiento RAS.
Recirculating aquaculture systems (RAS) are sized around standing biomass, feed load and target density. This tool derives system volume, daily make-up water, TAN production, MBBR biofilter volume and oxygen demand — the five numbers every RAS engineer starts with.
Trout/salmon 40–80, tilapia 60–120
Modern RAS 3–10%
Planning estimate only: Final species assumptions, stocking density, water quality, biosecurity, system design, equipment sizing, production performance and financial outcomes must be confirmed by qualified independent professionals and the selected provider.
Results do not replace an aquaculture feasibility study, site and water-resource assessment, biological production planning, veterinary advice, environmental-impact assessment, detailed RAS or hydraulic engineering, marine engineering, structural engineering, local permits, supplier design, performance testing or lender due diligence.
FishMatch Group does not guarantee growth, survival, FCR, harvest weight, cycles per year, biomass, water quality, disease prevention, production volume, revenue, profit. Outputs are not legal, financial, engineering, tax or veterinary advice. Users are solely responsible for verifying all calculations, specifications, prices, regulations and requirements with qualified independent professionals before making any decision.
Supplier and manufacturer listings are provided for research, transparency and discovery only. FishMatch Group does not provide automatic buyer-supplier introductions. Every aquaculture project request is reviewed manually by David / FishMatch Group, and supplier introductions are made only after internal approval.
Los cinco pasos del dimensionamiento RAS
- 1. Fije el objetivo de producción
La cosecha anual en toneladas y el peso objetivo de cosecha determinan la biomasa en sistema. Lo que dimensiona cada equipo es la biomasa máxima, no el tonelaje anual.
- 2. Convierta biomasa en carga de alimento
El alimento diario en biomasa máxima es la variable maestra: fija el consumo de oxígeno, la producción de TAN para el biofiltro, la extracción de CO₂ y la carga de sólidos del filtro de tambor.
- 3. Dimensione tanques y caudal
Los límites de densidad dan el volumen de tanque; el recambio requerido (0,75–1,5 volúmenes por hora en engorde) da el caudal de recirculación, que define bombas y diámetros de tubería.
- 4. Dimensione filtración y oxígeno
El volumen de medio del biofiltro depende de la carga de TAN y de la tasa areal de remoción. El suministro de oxígeno sigue la carga de alimento más un factor de seguridad y decide entre LOX, generación in situ o solo aireación.
- 5. Dimensione energía y redundancia
La altura de bombeo, la transferencia de oxígeno y el control de temperatura dominan la factura eléctrica. Bombas de reserva, oxígeno de respaldo y generador pertenecen a la hoja de dimensionamiento, no a la negociación.
Referencias de dimensionamiento a nivel de planificación
| Parámetro | Rango típico | Nota |
|---|---|---|
| Densidad de engorde | 40–90 kg/m³ | Límites de especie y bienestar; salmón menor, tilapia mayor. |
| Tasa de recambio del tanque | 0,75–1,5 volúmenes/hora | Mayor con alta densidad y agua cálida. |
| Renovación diaria de agua nueva | 1–10 % del volumen del sistema | Por debajo del 1 % se requiere desnitrificación. |
| Demanda de oxígeno | ≈ 0,4–0,6 kg O₂ por kg de alimento | Más factor de seguridad y pérdidas. |
| Producción de TAN | ≈ 30 g TAN por kg de alimento (32 % proteína) | Define el volumen de medio del biofiltro. |
| Consumo específico de energía | 3–8 kWh por kg producido | Bombeo, oxigenación y control de temperatura. |
Preguntas frecuentes sobre dimensionamiento RAS
FishMatch Group es un servicio de sourcing gestionado. Cada brief lo revisa una persona antes de iniciar la búsqueda: nunca se contacta automáticamente a proveedores ni se revelan sus identidades.
Short answer
What is the fastest way to get quotes for RAS Sizing Calculator?
Submit one structured request for RAS Sizing Calculator. FishMatch Group translates it into a technical RFQ, runs a confidential sourcing round with project-matched international suppliers, and returns comparable quotations. No fee is charged to the buyer, and your identity and project details stay private until you choose to proceed.
- How it works:
- One structured request, human-reviewed before any supplier outreach
- Typical turnaround:
- Depends on scope and site data; no turnaround is guaranteed
- Confidentiality:
- Supplier names are never exposed during evaluation
- Cost to buyers:
- No fee charged to the buyer
Before you request quotes
Equipment scope
What equipment does a commercial aquaculture project actually need?
A grow-out project typically needs holding infrastructure (tanks, ponds or cages), water movement (pumps, piping, valves), aeration or oxygenation, water treatment appropriate to the system, feeding equipment, grading and handling gear, monitoring and alarms, and backup power. RAS adds mechanical filtration, biofiltration, degassing, disinfection and tighter process control. Hatchery and processing scopes are specified separately.
Which equipment should be specified before requesting quotes?
Specify the items whose sizing changes everything downstream: design biomass and stocking density, water exchange or recirculation rate, oxygen demand at peak temperature, and installed pumping head. With those four fixed, suppliers can quote aeration, filtration, pumps and power on the same basis. FishMatch calculators produce these figures and attach them to the RFQ.
Can equipment be sourced in stages?
Yes, and phased procurement is common. The usual sequence is water supply and holding infrastructure, then aeration and treatment, then automation and monitoring, then processing and cold chain. Staging works when interfaces and capacity headroom are defined at the start; otherwise later phases force replacement rather than addition.