Energy Balance for Liquid Nitrogen Freezing Systems
Calculates the mass and volumetric consumption of liquid nitrogen required to freeze food products based on steady-state energy balance principles.
📖 Need the theory? Read the methodology, assumptions, and equations in the full reference guide.
1. Define Input Parameters
2. Engineering Output
Total product heat load (Q_food)
- kJ/kg
- kJ/kg
Total LN2 cooling capacity (Q_N2)
- kJ/kg
- kJ/kg
LN2 consumption ratio (m_ratio)
- kg/kg
- kg/kg
Volumetric LN2 consumption (V_LN2)
- L/kg
- L/kg
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Download Offline Excel CalculationContext & Assumptions
This calculation determines the cryogenic requirements for Individual Quick Freezing (IQF) tunnels by balancing the heat removed from the product against the cooling capacity of liquid nitrogen. It is a standard process engineering approach used to optimize nitrogen supply infrastructure and ensure target core temperatures are achieved efficiently.
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