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Using This Manual
1. The Contents of This Manual
2. The Contents of the Ansys Polyflow Manuals
1. Introduction
1.1. Objectives
1.2. How to Characterize Mixing?
1.3. Classification of Flows, Capabilities of the Mixing Module
1.4. General Explanation on the Way to Solve a Mixing Task
1.5. The Numerical Techniques Involved in the Mixing Module
1.6. Examples
1.6.1. Example 50: The Rectangular Cavity
1.6.2. Example 51: Coextrusion of Polymers in a Square Channel
1.6.3. Example 52: Flat Die
1.6.4. Example 46: Periodic Flow Through a Kenics Mixer
1.6.5. Example 37: Mixer 2-D
1.6.6. Example 65: Adaptive Meshing for Moving Parts; Mixer 2-D
1.6.7. Example 91: Dispersion
1.6.8. Example 116: Distributive Mixing Analysis in the Mixer GK7N
1.7. Running Ansys Polystat from the Command Line
1.8. Known Limitations in Ansys Polystat 2024 R2
2. The Mixing Theory
2.1. Introduction
2.2. Kinematic Parameters
2.2.1. Kinematic Parameters for 2D Flows
2.2.2. Kinematic Parameters for 3D Flows
2.2.3. Statistical Analysis
2.2.3.1. Mean and Standard Deviation
2.2.3.2. Cumulated Probability Function (or Distribution Function)
2.2.3.3. Density of Probability Function
2.2.3.4. Percentiles
2.2.3.5. Histograms
2.2.3.6. Correlations
2.3. Homogenization
2.3.1. Definition
2.3.2. Numerical Method
2.4. Distributive Mixing
2.4.1. Distribution Index
2.4.2. Distribution in Zones
2.4.3. Deviation of Points Concentration
2.5. Disagglomeration
2.6. Comment
3. Mixing Tasks in Polydata
3.1. Creating a New Mixing Task
3.2. Using the General Menu of a Mixing Task
3.3. Definition of the Flow Domain
3.4. Definition of the Boundary Conditions
3.4.1. Specification of the Boundary Type
3.4.2. Specification of a Stopping Plane
3.5. Definition of the Flow Field
3.5.1. Steady-State Flow
3.5.2. Time-Dependent Flow
3.6. Parameters for the Generation of the Material Points
3.7. Parameters for the Tracking
3.8. Selection of Properties
3.8.1. Parameters for the Kinematic Mixing Properties
3.9. Parameters for the Storage of the Results
3.10. Definition of Moving Parts
3.11. Definition of the Kinematic Analysis
3.11.1. Management of Properties
3.12. Definition of the Distribution Analysis
4. The Polystat User’s Manual
4.1. The File Menu
4.1.1. Open...
4.1.2. Options
4.1.3. Read Data
4.1.4. Read mesh
4.1.5. Run
4.1.6. Draw results
4.1.7. Draw Stats.
4.1.8. WRITE Trajectories
4.1.9. WRITE Slices
4.1.10. WRITE Stat.
4.1.11. Save
4.2. The Properties Menu
4.2.1. Definition
4.2.2. See Properties
4.2.3. Create Properties
4.2.3.1. || A ||
4.2.3.2. A^x
4.2.3.3. exp ( A )
4.2.3.4. log ( A )
4.2.3.5. A + B, A - B
4.2.3.6. A / B
4.2.3.7. A * B
4.2.3.8. Rotate
4.2.3.9. Translate
4.2.3.10. Derivate
4.2.3.11. Integrate
4.2.3.12. k (constant)
4.2.3.13. A ( Slice )
4.2.3.14. Concentration
4.2.3.15. Min / Max
4.2.3.16. Extract
4.2.3.17. Step
4.2.3.18. Instant. Eff.
4.2.3.19. Time Aver. Eff.
4.2.3.20. Shear Rate
4.2.3.21. Melting Index
4.2.4. Disagglomeration Properties
4.2.4.1. Disagglomeration
4.2.4.2. Typical size of agglomerates
4.2.4.3. Fraction of agglomerates of given size
4.2.4.4. Number of agglomerates of given size
4.2.4.5. Mass of agglomerates of given size
4.3. The Trajectories Menu
4.3.1. See the Set of Trajectories
4.3.2. CREATE a new set of trajectories
4.3.3. COMBINE sets of trajectories
4.3.4. The SELECT one single trajectory Option
4.3.5. SEARCH stagnation points
4.4. The Slices Menu
4.4.1. See the Set of Slices
4.4.2. Automatic Slicing
4.4.3. Manual Slicing
4.4.4. Sub - Slicing
4.5. The Statistics Menu
4.5.1. See the Statistical Functions
4.5.2. Create Statistical Functions
4.5.2.1. The Property along a trajectory Function
4.5.2.2. The Sum Function
4.5.2.3. The Mean + Standard Deviation Function
4.5.2.4. The Correlation Function
4.5.2.5. The Probability Function
4.5.2.6. The Auto-Correlation Function of the Concentration Function
4.5.2.7. The Distance distribution Function
4.5.2.8. The Distribution in zones Function
4.5.2.9. The Sum A <op> Sum B Function
4.5.2.10. The Smoothing Function
4.5.2.11. The Density of Probability Function
4.5.2.12. The Percentile Function
4.5.2.13. The Histogram Function
4.5.2.14. The Segregation Scale Function
4.5.2.15. The Deviation Function
4.5.2.16. The Points Concentration Deviation Function
4.5.3. New disagglomeration functions
4.5.3.1. The See disagglomeration along a single trajectory Function
4.5.3.2. The Mean disagglomeration function
4.5.3.3. The Probability function
4.6. The Help Menu
4.7. Additional Definitions
4.7.1. The Slices
4.7.2. The Zones
4.7.3. Weighting
A. The Simulation of the Distribution
B. The Global Efficiency of Stretching
C. Adaptive Meshing and Mixing Task
D. Sliding Mesh Technique and Mixing Task
Bibliography