Calculation Menu – Turbulent

VisiMix output parameters are presented in Calculation Menu. These menus provide objective information on all mixing-dependent parameters that are relevant for successful process results.

Hydrodynamics

HYDRODYNAMICS. MAIN CHARACTERISTICS
GENERAL FLOW PATTERN (APPROXIMATE)
Reynolds number for flow
Impeller Reynolds number
CHARACTERISTICS OF TANGENTIAL FLOW
RADIAL DISTRIBUTION OF TANGENTIAL VELOCITY
Average value of tangential velocity
Impeller tip velocity
Maximum value of tangential velocity
Tangential velocity near the wall
ENERGY AND FORCES
Mixing power
Power number
Torque
Force applied to impeller blade
Force applied to baffle
CHARACTERISTICS OF CIRCULATION FLOW
Circulation flow rate
Average circulation velocity
VORTEX PARAMETERS
Vortex depth
Vortex volume
Area of media surface
Media level increase dew to vortex formation
VORTEX FORMATION
CHECK GAS PICK-UP


Turbulence

TURBULENCE MAIN CHARACTERISTICS
DISSIPATION OF ENERGY AROUND THE IMPELLER
LOCAL VALUES OF ENERGY DISSIPATION
Energy dissipation – maximum value
Energy dissipation – average value
Energy dissipation in the bulk of volume
Energy dissipation near baffles
VOLUMES OF ZONES WITH DIFFERENT TURBULENCE
Volume of zone of maximum dissipation
RESIDENCE TIME IN ZONES WITH DIFFERENT TURBULENCE
MICROSCALES OF TURBULENCE IN DIFFERENT ZONES
TURBULENT SHEAR RATES IN DIFFERENT ZONES
Turbulent shear stress near impeller blade
LOCAL VALUES OF EFFECTIVE VISCOSITIES


Single-Phase Liquid Mixing

SINGLE PHASE MIXING. MAIN CHARACTERISTICS
Macromixing time
Mean period of circulation
Characteristic time of micomixing


Continuous Flow Dynamics

Tracer distribution. General pattern
Response function, pulse mode
Relative deiation from ideal RTD function
Average concentration of tracer (CF)
Max. local concentration of tracer (CF)
Min. local concentration of tracer (CF)
Max.difference in local concentrations of tracer (CF)
Tracer concentration in choosen point (CF)


Batch Reaction/Blending

Batch blending. General pattern
Max. local concentration , batch blending
Min. local concentration , batch blending
Max.difference in local concentrations , batch blending)
Tracer concentration in choosen point , batch blending
Batch reactor. General pattern
Average concentration of reactant A, batch reactor
Max. local concentration , of reactant A, batch reactor
Min. local concentration of reactant A, batch reactor
Max.difference in local concentrations of reactant A, batch reactor
Reactant A concentration of in choosen point , batch reactor
Degree of reactent A conversion, batch reactor
Average concentration of reactant B, batch reactor
Max. local concentration , of reactant B, batch reactor
Min. local concentration of reactant B, batch reactor
Max.difference in local concentrations of reactant B, batch reactor
Reactant B concentration of in choosen point , batch reactor
Average concentration of product, batch reactor
By-product formation rate, batch reactor
By-product quantity, batch reactor
Average concentration of by-product, batch reactor
By-product specific formation rate in choosen point , batch reactor


Semibatch Reaction

Semibatch reactor. General pattern
Average concentration of reactant A, semibatch reactor
Max. local concentration , of reactant A, semibatch reactor
Min. local concentration of reactant A, semibatch reactor
Max.difference in local concentrations of reactant A, semibatch reactor
Reactant A concentration of in choosen point , semibatch reactor
Degree of reactent A conversion, semibatch reactor
Average concentration of reactant B, semibatch reactor
Max. local concentration , of reactant B, semibatch reactor
Min. local concentration of reactant B, semibatch reactor
Max.difference in local concentrations of reactant B, semibatch reactor
Reactant B concentration of in choosen point , semibatch reactor
Average concentration of product, semibatch reactor
By-product formation rate, semibatch reactor
By-product quantity, semibatch reactor
Average concentration of by-product, semibatch reactor
By-product specific formation rate in choosen point , semibatch reactor


Continuous Flow Reaction

Starting Period

Concentration of reactant A, continuous flow reactor. Starting period
Concentration of reactant B, continuous flow reactor. Starting period
Concentration of product, continuous flow reactor. Starting period
Concentration of by-product, continuous flow reactor. Starting period


STABLE STATE

Outlet concentrations , continuous flow reactor. Steady state
Reactant A distribution , continuous flow reactor. Steady state
Distribution of reaction product , continuous flow reactor. Steady state


Liquid-Solid Mixing

LIQUID-SOLID MIXING. MAIN CHARACTERISTICS
Complete/incomplete suspension
AXIAL DISTRIBUTION OF SOLID PHASE
RADIAL DISTRIBUTION OF SOLID PHASE
Relative residence time of solid phase
COLLISIONS OF PARTICLES
Maximum local concentration of solid phase
Minimum local concentration of solid phase
Average concentration of solid phase in continuous flow
Maximum degree of non-uniformity-axial, %
Maximum degree of non-uniformity-radial, %


Liquid-Liquid Mixing

KINETICS OF DROP BREACK-UP
Complete/incomplete emulsificasion
Mean drop size
Sauter mean drop size
Specific mass transfer area
DISTRIBUTION OF DROPS BY DIAMETER
Mean micromixing time inside drops
Micromixing time for disperse phase
Frequency of coalescence


Gas Dispersion and Mass Transfer

Check gas distribution
Gas flow number
Estimated surface aeration rate
Sauter mean bubble diameter
Gas hold-up
Specific mass transfer area, gas liquid
Specific mass transfer coefficient, gas liquid
Media depth
Gas mass transfer rate, kg per hour
Expected power reduction, %


Liquid- Solid Mass Transfer

Time of complete dissolution
Concentration of dissolved solids vs. time
Residual concentration of solid phase vs. time
Mass transfer coefficient vs. time (average)
Mass transfer coefficient vs. time (maximum)
Specific mass transfer coefficient vs. time (average)
Diameter of solid particles vs.time
Specific mass transfer area vs.time
Mass transfer rate vs.time


Heat Transfer. Continuous Flow (CF)

Liquid Agent (LA)

Media temperature. CF. LA
Wall temperature, media side. CF. LA
Outlet temperature in lower jacket. CF. LA
Outlet temperature in upper jacket. CF. LA
Concentration of reactant A. CF. LA
Concentration of reactant A. CF. LA
Heat transfer rate. CF. LA
Specific reaction rate. CF. LA
Reaction heat. CF. LA
Inside film coefficient. CF. LA
Overal heat transfer coefficient, lower jacket. CF. LA
Overal heat transfer coefficient, upper jacket. CF. LA
Outside film coefficient, lower jacket. CF. LA
Outside film coefficient, upper jacket. CF. LA
Preasure head on the jacket, max
Liquid velocity in jacket
Heat transfer area


Vapor Agent (VA)

Media temperature. CF. VA
Wall temperature, media side. CF. VA
Concentration of reactant A. CF. VA
Concentration of reactant A. CF.VA
Heat transfer rate. CF. VA
Specific reaction rate. CF.VA
Reaction heat. CF. VA
Inside film coefficient. CF. LA
Overal heat transfer coefficient, lower jacket. CF.VA
Overal heat transfer coefficient, upper jacket. CF. VA
Outside film coefficient, lower jacket. CF. VA
Outside film coefficient, upper jacket. CF. VA
Upper limit of heat transfer rate for half coil. VA
Heat transfer area


Heat Transfer. Batch (BH)

Liquid Agent (LA)

Media temperature. BH. LA
Wall temperature, media side. BH. LA
Outlet temperature in lower jacket. BH. LA
Outlet temperature in upper jacket. BH. LA
Concentration of reactant A. BH. LA
Concentration of reactant A. BH. LA
Heat transfer rate. BH. LA
Specific reaction rate. BH. LA
Reaction heat. BH. LA
Inside film coefficient. BH. LA
Overal heat transfer coefficient, lower jacket. BH. LA
Overal heat transfer coefficient, upper jacket. BH. LA
Outside film coefficient, lower jacket. BH. LA
Outside film coefficient, upper jacket. BH. LA
Preasure head on the jacket, max
Liquid velocity in jacket
Heat transfer area


Vapor Agent (VA)

Media temperature. BH. VA
Wall temperature, media side. BH. VA
Concentration of reactant A. BH. VA
Concentration of reactant A. BH.VA
Heat transfer rate. BH. VA
Specific reaction rate. BH.VA
Reaction heat. BH. VA
Inside film coefficient. BH. LA
Overal heat transfer coefficient, lower jacket. BH.VA
Overal heat transfer coefficient, upper jacket. BH. VA
Outside film coefficient, lower jacket. BH. VA
Outside film coefficient, upper jacket. BH. VA
Upper limit of heat transfer rate for half coil. VA
Heat transfer area


Heat Transfer. Semibatch (SB)

Liquid Agent (LA)

Media temperature. SB. LA
Wall temperature, media side. SB. LA
Outlet temperature in lower jacket. SB. LA
Outlet temperature in upper jacket. SB. LA
Concentration of reactant A. SB. LA
Concentration of reactant A. SB. LA
Heat transfer rate. SB. LA
Specific reaction rate. SB. LA
Reaction heat. SB. LA
Inside film coefficient. SB. LA
Overal heat transfer coefficient, lower jacket. SB. LA
Overal heat transfer coefficient, upper jacket. SB. LA
Outside film coefficient, lower jacket. SB. LA
Outside film coefficient, upper jacket. SB. LA
Preasure head on the jacket, max
Liquid velocity in jacket
Heat transfer area


Vapor Agent (VA)

Media temperature. SB. VA
Wall temperature, media side. SB. VA
Concentration of reactant A. SB. VA
Concentration of reactant A. SB.VA
Heat transfer rate. SB. VA
Specific reaction rate. SB.VA
Reaction heat. SB. VA
Inside film coefficient. SB. LA
Overal heat transfer coefficient, lower jacket. SB.VA
Overal heat transfer coefficient, upper jacket. SB. VA
Outside film coefficient, lower jacket. SB. VA
Outside film coefficient, upper jacket. SB. VA
Upper limit of heat transfer rate for half coil. VA
Heat transfer area


Heat Transfer .Fixed Temperature Regime (FT)

Liquid Agent (LA)

Wall temperature, media side. FT. LA
Outlet temperature in jacket. FT. LA
Heat transfer rate. FT. VA
Inside film coefficient. FT. LA
Overal heat transfer coefficient. FT.LA
Outside film coefficient.FT. LA
Preasure head on the jacket, max
Liquid velocity in jacket
Heat transfer area


Vapor Agent (VA)

Wall temperature, media side. FT.VA
Outlet temperature in jacket. FT. VA
Heat transfer rate. FT.VA
Inside film coefficient. FT. VA
Overal heat transfer coefficient. FT. VA
Outside film coefficient FT. VA
Upper limit of heat transfer rate for half coil. VA
Heat transfer area


Mechanical Calculation of Shafts

Torsion Shear
Shaft Vibration Characteristics


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