Sheet2 · Interactive engineering study

TVF Shaft Performance

Compare South and North louver shaft performance as more fans run. Adjust the source inputs to explore total airflow, face velocity and pressure drop live.

SOURCE · BOOK1.XLSX / SHEET2

Fans runningChoose one through four to highlight the operating point.

TVF SHAFT

South

LOUVER 1

81.6Pa pressure drop

Total area84.0 m²

Airflow480 m³/s

Face velocity5.71 m/s

TVF SHAFT

North

LOUVERS 3 + 4

78.2Pa pressure drop

Total area85.8 m²

Airflow480 m³/s

Face velocity5.59 m/s

Pressure drop by fan count

Pa · same formulas as Sheet2

SouthNorth

Operating scenarios

Select a row to highlight it above

Fans	South shaft			North shaft
Fans	Airflow m³/s	Velocity m/s	Drop Pa	Airflow m³/s	Velocity m/s	Drop Pa