■ ■ Enthalpy auto-interpolated from steam table

Flash Steam Heat Exchanger

Pressure before flash P₁ MPa

Sat. water enthalpy (before) kJ/kg

Sat. steam enthalpy (before) kJ/kg

Pressure after flash P₂ MPa

Sat. water enthalpy (after) kJ/kg

Sat. steam enthalpy (after) kJ/kg

Flash steam saturation T °C

Water flow before flash T/H

Condensate temp °C

Cooling-water inlet °C

Cooling-water outlet °C

Heat-transfer coeff. K W/(m²·°C)

Flash steam flow kg/h

Flash steam ratio % (h₁−h₂)/(h₂s−h₂) × 100

Heat release kW qmi · (h₁s − h₂) / 3600

LMTD hot end ∆T₁ °C T₁ − t̀c;₁

LMTD cold end ∆T₂ °C T₁ − t̀c;₂

Heat-exchange area m² Q / (K · LMTD)

Reference: Saturated Steam Table (by Pressure)

P (MPa)	T sat (°C)	h' (kJ/kg)	h'' (kJ/kg)
0.001	6.95	29.2	2513.3
0.01	45.80	191.8	2583.7
0.05	81.34	340.6	2645.3
0.1	99.63	417.5	2675.1
0.2	120.24	504.8	2706.5
0.5	151.87	640.4	2748.6
1.0	179.92	762.8	2777.7
2.0	212.42	908.6	2798.7
4.0	250.39	1087.2	2800.5
6.0	275.63	1213.3	2783.8
10.0	311.04	1407.2	2724.5
14.0	336.71	1570.4	2637.1
20.0	365.79	1827.2	2413.1