Contents

• Using This Manual
  • The Contents of This Manual
  • Typographical Conventions
  • Mathematical Conventions
  • Technical Support
    • Contacting Technical Support
• 1. Introduction
  • 1.1 The Discrete Method
  • 1.2 The Standard Method of Moments
  • 1.3 The Quadrature Method of Moments
• 2. Population Balance Model Theory
  • 2.1 The Particle State Vector
  • 2.2 The Population Balance Equation (PBE)
    • 2.2.1 Particle Growth and Dissolution
    • 2.2.2 Particle Birth and Death Due to Breakage and Aggregation
    • 2.2.3 Particle Birth by Nucleation
  • 2.3 Solution Methods
    • 2.3.1 The Discrete Method
    • 2.3.2 The Standard Method of Moments (SMM)
    • 2.3.3 The Quadrature Method of Moments (QMOM)
  • 2.4 Reconstructing the Particle Size Distribution from Moments
• 3. Using the ANSYS FLUENT Population Balance Model
  • 3.1 Population Balance Module Installation
  • 3.2 Loading the Population Balance Module
  • 3.3 Population Balance Model Setup
    • 3.3.1 Enabling the Population Balance Model
    • 3.3.2 Defining Population Balance Boundary Conditions
    • 3.3.3 Specifying Population Balance Solution Controls
    • 3.3.4 Coupling With Fluid Dynamics
    • 3.3.5 Specifying Interphase Mass Transfer Due to Nucleation and Growth
• 4. Postprocessing for the Population Balance Model
  • 4.1 Population Balance Solution Variables
  • 4.2 Reporting Derived Population Balance Variables
    • 4.2.1 Computing Moments
    • 4.2.2 Displaying a Number Density Function
• 5. UDFs for Population Balance Modeling
  • 5.1 Population Balance Variables
  • 5.2 Population Balance DEFINE Macros
    • 5.2.1 DEFINE_PB_BREAKUP_RATE_FREQ
    • 5.2.2 DEFINE_PB_BREAKUP_RATE_PDF
    • 5.2.3 DEFINE_PB_COALESCENCE_RATE
    • 5.2.4 DEFINE_PB_NUCLEATION_RATE
    • 5.2.5 DEFINE_PB_GROWTH_RATE
  • 5.3 Hooking a Population Balance UDF to ANSYS FLUENT
• A. DEFINE_HET_RXN_RATE Macro
  • A.1 Description
  • A.2 Usage
  • A.3 Example
  • A.4 Hooking a Heterogeneous Reaction Rate UDF to ANSYS FLUENT
• Bibliography