Mixing Impeller Power Number

Mixing Impeller Power Number

Impellers Process Engineering PECO

This impeller can be fabricated to fit almost any shaft diameter and comes standard in 316 Stainless Steel but 304 Stainless Steel versions are also available 304 Stainless Steel Sawblades can be hardened for abrasive mixing applications Various surface finishes are available Power Number Np = Flow Number Nq =

Power Number an overview ScienceDirect Topics

d —the diameter of the impeller m f —the friction coefficient H —the height of the liquid level in the mixer m NP —power number NP0 —power number without baffle NPmax —power number with baffle r —the rotating rate r s − 1 nb —the number of the baffle nP —the number of the impellers P —required power W Re —Reynolds number

Pump Waste Water Cutting Centrifugal Pump Impeller Concrete Mixer

Buy low price Pump Waste Water Cutting Centrifugal Pump Impeller Concrete Mixer With Pump by Zhejiang Olbin Pump Co Ltd a leading supplier from China 1575 similar products are also available from global exporters Model Number /F Place of Origin

Mixing Impeller Power ProQuip Mixers

The power associated with an impeller is related to four primary factors Impeller geometry Impeller diameter Impeller rotational speed Fluid properties of the material being mixed The relationship of these components can be expressed in the following equation Power = Np n3 d5 sg K Np impeller power number geometry factor

Consider Hydrofoil Impellers for Laminar Flow Mixing AIChE

The four main dimensionless numbers used to study mixing are based on seven key variables the power delivered P the fluid s density ρ the shaft speed N the impeller diameter D the impeller pumping rate Q the fluid s viscosity µ and the tank diameter T These variables form the dimensionless numbers

Mixing Power an overview ScienceDirect Topics

The power number P 0 is therefore constant In this region mixing power is proportional to the cube of the rotation speed and to the fifth power of impeller diameter It is proportional to the fluid density but insensitive to viscosity In high power industrial mixers more than one type of impeller may be used in the same unit

Folding Mixing Impellers WMProcess

Power Number Np = Flow Number Nq = Our folding impeller is the most robust industrial duty collapsible propeller on the market beware of cheap styles out there For mixing in Totes and Drums this impeller folds to fit in 2″ NPT bungs and opens up when the mixer is turned on

Hydrofoil PF3 Industrial Mixing Equipment by Fusion

Hydrofoil PF3 The most common of mixing impellers PF3 Hydrofoil Impeller provides excellent pumping ability with a strong axial flow While useful in most applications this design excels in thinner fluids that are susceptible to settling and provides the MOST pumping per unit of torque input Great for low shear applications

Used Mixer/Granulator/Dryer for sale Collette equipment more Machinio

Search for used mixer/granulator/dryer Find Collette Comil LB Bohle and Zanchetta for sale on Machinio product bowl interior has high polished finish 50 kw dc main impeller 0 140 rpm Saint Petersburg FL USA Click to Request Price 115U CPU945 Two stage rotary vane vacuum pumps Manufacturer BUSCH Serial number

Folding Impellers Collapsible Blades Mixer Direct

Folding impellers allow a manufacturer to get a large impeller in a closed container due to their unique collapsible blade design Our 4 and 7 folding impellers can fit through a 2 NPT fitting and our 10 12 and 14 folding mixer impellers can fit through a 6 NPT like that on an IBC Tote Some efficiency is sacri

Power number for agitation impellers a Marine impellers b

The reactor was designed for L total and L working volume the power rating and power delivery were and hp respectively The operating conditions for the reactor to attain

PDF Mobius Power MIX Scalability in Mixing Sigma Aldrich

Table 1 Key Dimensions in Mobius Power MIX Mixer Min Sampling Volume liters Max Volume liters Diameter inches Diameter mm H/D at nominal volume Impeller Diameter mm Impeller Wing Height mm Impeller Power Number Motor Size Max RPM 100 25 110 523 120 23 1/3 HP 380 200 40 220 654 120 23 1/3 HP 380

Mixing power number Big Chemical Encyclopedia

Mixing power number The power number depends on impeller type and mixing Reynolds number Figure 5 shows this relationship for six commonly used impellers Similar plots for other impellers can be found in the Hterature The functionality between and Re can be described as cc Re in laminar regime and depends on p

Mixer Scale Up Demands Constant Attention Chemical Processing

The power number for a mixing impeller primarily depends upon the impeller geometry The impeller type number of blades blade angle width and shape etc define the value of the turbulent power number Impeller design also substantially influences power number behavior as a function of Reynolds number in the transition and laminar range

Simple Calculation Methods to Estimate Power Required to Rotate

Given the same impeller width and impeller diameter as previous example however the impeller type is pitched blade type with six blades The power number would be N P = [ 12/58 / 1/5 ] x = [2] Determine the power number N P at process and operating conditions Power number is a function of Reynolds number and impeller geometry

Propeller Turbine Mixer Design Calculator Reynolds Number Impeller

Propeller turbine mixer design calculator solving for impeller diameter given Reynolds number fluid dynamic viscosity Reynolds number < 10 mixing constant laminar flow power requirement turbulent flow Reynolds number >10000 mixing constant turbulent flow fluid mass density rotation speed revolutions per second turbulent flow

Information for Agitator / Mixer

Number of impellers = Maximum liquid height x average specific gravity / Diameter of tank The gap between two impellers = Liquid height / Number of impellers Most important parameters are diameter and length of agitator shaft and impeller diameter These are decided by process design calculations

Power number Wikipedia

The power number Np also known as Newton number is a commonly used dimensionless number relating the resistance force to the inertia force The power number has different specifications according to the field of application for stirrers the power number is defined as [1] with P power ρ fluid density

Tank agitator power calculation step by step guide My Engineering Tools

STEP 1 Calculate the power number of the agitator 2 STEP 2 Calculate the power number at actual process conditions 3 STEP 3 Calculate the motor power required for the agitator 4 STEP 4 Select the actual size of the motor 5 STEP by STEP example agitator power requirement calculation 6

Comparison of power number for paddle type impellers by three methods

The power number correlations for two stage referred to Design Handbook for Practical Subject of Chemical Engineering PartII Wang et al 2024 In this investigation the power number for double stage 4 PBT was twice the power number of single impeller Numerical method Computational grids The grids of tank domain and impeller domain were

Impeller Technology Mixquip

Impeller Technology Mixquip 61 02 4629 3050 sales Quote Request Mixquip Agitators Mixers Impeller Technology Applications About Us Learning Hub Contact Us Shop Online Impeller Technology Home Impeller Technology Power of Mixing The Impeller YOUR PROCESS MATTERS

Power Number Np examples for impellers CerCell

Single Use Mixer s 500 ml CellMiscelatore 3200 CellMiscelatore Large CellMiscelatore Perfusion Ready CellRider For improved cultivation its better to know your Power Number Marine impeller design with typical Power Number Np ranging in a radial flow distribution setup operating directly in the media without circular

Propeller Turbine Mixer Design Calculator Mixing Reynolds Number

Reynolds number < 10 mixing constant laminar flow fluid dynamic viscosity rotation speed revolutions per second laminar flow impeller diameter laminar flow power requirement turbulent flow Reynolds number >10000 mixing constant turbulent flow fluid mass density

Mixing Impeller performance in stirred tanks ResearchGate

Mixing Impeller performance in stirred tanks Authors Richard K Grenville Philadelphia Mixing Solutions LLC An SPX FLOW Brand Jason J Giacomelli Philadelphia Mixing Solutions Ltd

Effect of Impeller and Vessel Size on Impeller Power Number in Closed

Mentioning 1 Agitation is of vital importance and is widely used in many chemical processes Much research work has been done on the effect of agitation on suspending solids and dispersing gases in liquids [l 31 The main variable for the mechanical design of agitated vessels is the power requirement of the agitator Extensive work has been performed on impeller power numbers in agitated

Solve Process Problems By Simple Mixing Analysis

In the case of axial flow impellers the power number also relates to the pumping number much like the relationship between lift and drag coefficients on an aircraft wing or propeller blade By focusing this basic discussion of the MI on turbulent mixing the turbulent impeller power numbers effectively are constant values for mixers operating

Lightnin A310/A510 Low Solidity Hydrofoil Impeller SPX FLOW

Features Varying angle options optimize processes by changing the impeller diameter/tank ratio Maximizes flow with ability to add shear options Standard on the LIGHTNIN LFD Flocculator Improves results up to 40% vs conventional pitched blade turbines

Xcellerex XDR 50 to 2024 Single Vessel Cytiva

What is the power number for the impellers How to scale from 10L to 2000L Does the XDR s have the capability for a perfusion process What is the product contact material on the bag What is the maximum shear rate 1/s for a CHO process and how is it calculated What is the impeller material on the XDR s What is the size of the sparge disks

The power required for agitation of non aerated medium in fermentation

Number of impellers = 1 Mixing speed = 300 rpm Diameter of the Rushton turbine = 1 m Viscosity of the broth = Density of the broth = 1000 3 EduRev gives you an ample number of questions to practice The power required for agitation of non aerated medium in fermentation is conditions are as follows Fermentor

Propeller Turbine Mixer Design Calculator Reynolds Number Impeller

Propeller Turbine Mixer Design Calculator Wastewater Treatment Mixing Equations Solving for impeller diameter Inputs Reynold s number N R unitless fluid dynamic viscosity μ revolution per second n unitless liquid mass density ρ Conversions Reynold s number N R = 0 = 0 fluid dynamic viscosity μ = 0 = 0 newton second/meter^2

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