Agitator Design Spreadsheet

Version 1.2

December 20, 2017

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Inputs

InputsMOC of Vessel / Shaft

Type of ImpellerMotor HP (cal. available)Sweep Dia. of Impeller

Shaft Dia. (cal. available)Vessel Dimension

For Shaft Dia. Cal.Vessel MOCOutput RPM

Motor HPVessel Dimension

Sweep Dia. of Impeller

For Motor HP Cal.Liquid Density

Liquid ViscosityOutput RPM

Baffle/Unbaffle vesselType of Impeller (Np)

Vessel DiameterSweep Dia. of Impeller

Impellers Np Graph available for design cal.

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Anchor

Vessel MOC SS304 Motor Position VerticalLiquid Density p 1498 kg/m3 Motor HP 5Liquid Viscosity µ 12 CP Motor HP Req. 4.2

0.012 N.s/m2 Shaft SealRequired Rotation N 90 RPM Shaft Support

1.5 RPS Baffle Yes

Power Number Np 5 (as per graph)Reynolds Number Nre 69675.73 SHAFT DIA

MOTOR HP CALC. INPUTS COMMON

Single MechanicalRequired

75

388

1830 ID

90

2700

72.95 SHAFT DIA. REQ.75 SHAFT DIA.

610 SWEEP DIA.

400388

Output - Sample Drawing (A2 Size)

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Miscellaneous Points1 Typical power curve (Np graph) for agitator impellers

2 Input steps for motor HP cal.

Liquid DensityLiquid Viscosity Np Graph Power Number Vessel

Output RPM Reynolds number Np DimensionSweep Diameter

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4 Spreadsheet is available in full version only

5 The updated version will be provided without any extra charges.

6 Tutorial Video link - https://goo.gl/i73UDk

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IFSC Code : IBKL0000455

All dimensions can be change as per requirement.

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