Orifice Bore Sizing
Inverse sizing with beta verdict.
Result
Bore (mm)
50.5
Beta ratio
0.5051
Calculation details
Beta OK (1=yes)
1
Formula
Calculation logicVerify
Check before relying.
Bore from flow, beta as judge.
- Flow at the same dP
- Density at flowing conditions
- Beta 0.2-0.75 or resize
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Pressure flow
Absolute vs Gauge Pressure
Atmosphere addition with vacuum readout.
- Absolute (kPa abs)
- Vacuum below atm (kPa)
Pressure flow
dP Zero Trim with Suppression
Percent and mA with migration flags.
- Loop current (mA)
- Percent of span (%)
Pressure flow
Flow to dP Reverse
dP plus loop current for a flow input.
- dP
- Loop current (mA)
Pressure flow
Flow Unit Conversion
Volume and mass rates with density pivot.
- Converted value
- m3/h pivot
Workspace
Keep the assumptions with the result.
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