Specific Heat Capacity of Water (Cp) vs Temperature
Cp of liquid water from 0 to 300°C. Polynomial fit, ideal for heat exchanger duty and energy balance calculations.
Specific Heat of Water vs Temperature
Property Data
| Cp (kJ/kg·°C) | Temperature (°C) |
|---|---|
| 4.2176 | 0 |
| 4.1816 | 20 |
| 4.1786 | 40 |
| 4.1848 | 60 |
| 4.1964 | 80 |
| 4.2159 | 100 |
| 4.302 | 150 |
| 4.451 | 200 |
| 4.678 | 250 |
| 5.141 | 300 |
Key Insights
- •Minimum Cp at ~37°C (4.1783 kJ/kg·°C).
- •Cp increases +23% from 20°C to 300°C.
- •Use averaged Cp for large ΔT in Q = mCpΔT.
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