motor power calculation for agitator

Relationship between torque and density in agitator

It sounds to me like someone on the agitator side didn't do their homework on the fluid properties - or didn't choose the correct diameter impeller for the agitator. On the motor side, if the machine is running slightly fast (i.e. lower-than-expected cage resistance in the rotor, for example) the power draw - and, consequently, the current draw ...

Agitator Power Requirement - CheCalc

Agitator Power requirement for a given geometry and mixture CheCalc Chemical engineering calculations to assist process, plant operation and maintenance engineers.

CHAPTER 21 Mechanical Design of Mixing Equipment

1248 MECHANICAL DESIGN OF MIXING EQUIPMENT metric units will reference materials commonly measured in millimeters (mm), while equations will do calculations in meters (m). Metric units in equations will follow SI metric practice.

Mechanical Agitator Power Requirements for Liquid Batches ...

Calculate design motor power requirements for various agitator types and fluid properties. Course Introduction. This course provides a step-by-step development for the calculation of the power requirements for a mixed liquid batch at known fluid properties and vessel geometry.

VFDs How Do I Calculate RPM For Three Phase Induction Motors?

These Static Phase Converters Will Convert Single Phase120 VAC, 240 VAC, 480 VAC or 600 VAC Input Power To Three Phase Output Power For Motor Applications First off, if you need a variable frequency drive for your AC motor, make sure you check out our web store .

Pumps vs. agitators for tank mixing, classic case of CAPEX ...

May 04, 2014· For example, although the pump requires 5 times as much motor power as the agitator, the agitator pumps almost 80 times as much, and blends13 times as fast. Blend time for the agitator is calculated using a formula from a private communication, where

Agitators - Instruct

Includes jacket motor gear drive and shaft seal, agitator, shaft, thermometer well, blow-pipe, insulation and safety valves. Rating of full vacuum and design pressure.


On a mixer or agitator, for example, as the viscosity increases, it will take more power to stir the mixture and ... Monitoring Motor Power is a Clever Way to Get Feedback about Machine and Process Performance POWER FACTOR No Load Full Load.9.1 AMPS No Load Full Load ... wave calculations for values of current and voltage.

LKR-5 Agitator - Harco Enterprises

LKR-5 Agitator Application ... chemical industry. Standard design Agitator LKR-5 is fitted with a standard motor and the agitator shaft is directly coupled to the motor shaft. There is a bracket and a front plate between the motor and the welding flange. The welding flange is designed for welding ... Basic agitator calculations Flow capacity: Q ...

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to the motor is given, and the current at various levels of torque has been plotted. The product of the motor current and the applied voltage is the power input to the motor. At each point selected for calculation, the efficiency of the motor is the mechanical power output divided by the electrical power input. Once again, a sample

Calculations - Pharma Engineering

agitator Calculations chilling Condenser design Documentation DQ FTA how to iq network analysis OOS OQ Power consumption pressure calculation pumps reaction kinetics scaleups simulation softwares timecycle for heating/cooling Tons of Refrigeration utilities vacuum pump

Agitator Design Calc | Tanks | Horsepower

Where Di = Diameter of impeller in meters, N = Revolution per minute for impeller Np = Power number for impeller ρ = Specific gravity of slurry Calculations to arrive at the motor rating for the agitator of Pre-desilication tank of around 3000 m3 gross capacity with realistic assumptions have …

Helical Gearbox for Agitator Reactor with 90 KW motor ...

Helical Gearbox for Agitator Reactor motor power is 90 KW and output speed of 5.3 RPM for Horizontal agitation of polymer granules. Helical Gearbox for Agitator Reactor motor power is 90 KW and output speed of 5.3 RPM for Horizontal agitation of polymer granules. ... Gear rating is based on AGMA D104 & bearing life calculation is based on DIN ...


Aug 12, 2012· Enter Slide 1 Title Here. This is slide 1 description. Go to Edit HTML of your blogger blog. Find these sentences. You can replace these sentences with your own words.

Agitation - CheCalc

CheCalc. Chemical engineering calculations to assist process, plant operation and maintenance engineers.

Agitator Power Requirement and Mixing Intensity Calculator ...

Use this MS Excel spreadsheet to calculation the power requirements and mixing intensity for a defined mixing application.

Propeller Turbine Mixer Design Calculator - Mixing ...

Propeller turbine mixer design calculator solving for Reynolds number given impeller diameter, fluid dynamic viscosity, revolution per second and liquid mass density

Sizing Impellers for Agitated Aerobic Fermenters

defined as the ratio of the agitator power in an aerated ves-sel (P g or "gassed" agitator power) to the agitator power in an unaerated vessel (P u or "ungassed" agitator power). Most of the time, the upper impellers are up-pumping. This arrangement is more mechanically stable than down-pumping impellers. In more tangible terms, the ...

How to choose proper motor for agitator?

A 1-hp, 6-pole motor will develop 50% more torque than a 1-hp, 4-pole motor If the manufacturer of the agitator is provided with the density of the material beforehand they should determine what torque is required and supply a motor to suit.

MIXING AND AGITATION A - Industrial Automation Training

MIXING AND AGITATION gitation is a means whereby mixing of phases can be ... A dished bottom requires less power than a flat one. When a single ... With commercially available motors and speed reducers, standard speeds are 37, 45, 56, 68, 84, 100, 125, 155, 190, and 320rpm. ...

Mechanical Agitator Power Requirements for Liquid Batches

Mechanical Agitator Power Requirements for Liquid Batches _____ Application Equations Mechanical agitator power requirements for liquid batches are calculated by determining the power number, N P, for a given system and correcting for motor, gearing and bearing losses. Design specification of the motor is then determined by

Design and Implementation of Differential Agitators to ...

Design and Implementation of Differential Agitators to Maximize Agitating Performance Saeed Asiri ... there is a need to calculate the electric power of the motor according to the tank size and ... Design and Implementation of Differential Agitators to Maximize Agitating Performance 100 .

Power numbers for impellers -

For a standard cylindrical vessel geometry, the power consumed by the impeller(s) at a specified rotational speed, for a liquid with known density, can be determined from the Power Number correlation. Power = Power Number x Density x Agitator speed 3 x Impeller Diameter 5. P = N p ρn 3 D a 5. Where P = Impeller power, Watts N p = Power Number

Mixing Calculator - Industrial Mixing Equipment by Fusion

Our competitors want you to believe that mixer sizing requires impossible calculations and a pinch of black magic. At Fusion Fluid Equipment, we want you to be confident that you are getting the right mixer for your money, so we are providing a free basic mixing calculator for your reference.

Datasheet for Agitator -

Sheet3 Sheet2 Sheet1 Revision Page Cover Page Title: Date Prepared By Checked By Approved By Status A 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 ...

Agitator Design Agitator Systems

Motor Power 0,37 - 5,5 kW Shaft Diameter 25 - 40 mm hermet Mag Drive Series Motor Power 0,12 - 7,5 kW STELZER Rührtechnik can do more If you should not find your industry or application among those listed, please contact us. We will certainly be able to come up with an answer to your question and a solution to your agitator problem.

Information for Agitator / Mixer - Satish Lele

Power required for agitation: Power depends on diameter of impeller, revolutions of agitator shaft, power number of impeller, number of impellers, density, content of solids and viscocity of liquid. Overhang of shaft and lower fixed bearing : The shaft is supported at the …

Motor Torque Calculations - NEPSI - Northeast Power ...

Known variables: Speed of Moving Parts (RPM), Speed of Driving Motor (RPM), Change in Speed (RPM), Time to Accelerate System (sec) In addition to the torque required to drive the load at a steady speed, torque is required to accelerate the load.

Mixing Calculator Guide - Industrial Mixing Equipment by ...

The TruMix™ Calculator is a tool that estimates key mixing data for a particular mixing scenario. The output data includes Bulk Fluid Velocity, Pumping Rate, Tank Turnovers per Minute, Impeller Tip Speed, and Minimum Motor Power Required.


Jun 25, 2007· Well you can the power of motor = (total power/90%), and aproximate it to next comercial motor. to calculate the total power than your agitator needs you must to calcule the work of the blade over time, so you need determinate a velocity …

Agitator Geared Motors - Drive Technology - Siemens

MOTOX agitator geared motors have an over-dimensioned end bearing that absorbs the high radial and axial loads. The end bearing can be optionally lubricated using a lubricating system.

KUMERA DRIVES OY Kumerankatu 2 - Power-Plaza

Agitator Gearboxes Agitator Gearboxes Agitator KUMERA DRIVES OY Kumerankatu 2 Gearboxes FI-11100 Riihimäki, FINLAND Tel. +358 20 755 4200 Fax: +358 20 755 4220 E-mail: [email protected] Kumera Power-Plaza is the online market place for Kumera mechanical transmission products and associated spare parts.