Flow process calculators
Throttling valve · isenthalpic
All calculators
Inputs
Required fields marked with
*
.
1 missing
h₁
Inlet specific enthalpy
*
kJ/kg
kJ/kg
Enter h₁
Reset
Schematic
Throttling valve — enthalpy is conserved across the restriction.
1
2
h₁ = —
h₂ = —
THROTTLING VALVE
h₂ = h₁
Q̇ = 0 · Ẇ = 0
Equation
h₂ = h₁
No work, no heat, negligible Δ kinetic energy.