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· 분류 : 외국도서 > 과학/수학/생태 > 과학 > 화학 > 공업화학
· ISBN : 9781498724647
· 쪽수 : 138쪽
· 출판일 : 2016-11-02
목차
Chapter 1 Introduction
1.1 Why Do We Need CFD Simulation of Spray Drying?
1.2 Components of CFD Simulation of Spray Drying
Chapter 2 Basics of CFD
2.1 How Are Those Velocity and Temperature Plots Generated?
2.2 How is Turbulence Captured?
2.3 Common Basic Numerical Strategies
Chapter 3 Airflow Modeling
3.1 Turbulence Model Selection
3.2 Transient Flow versus Steady Flow
3.2.1 In What Situations Do We Expect Transient Flows?
3.2.2 Important Numerical Strategies for Transient Flows
Chapter 4 Atomization and Particle Tracking
4.1 Capturing Rotating Atomization
4.2 Capturing Pressure-Based Atomization
4.3 Simulating Particles Transport by Convection and Dispersion
4.4 Important Numerical Strategies in Two-Way Coupling
Chapter 5 Droplet Drying and Quality Modeling
5.1 How is Drying Captured in the Particle-in-Cell Approach?
5.2 Comparison on the Existing Models
5.2.1 Characteristic Drying Curve
5.2.2 Reaction Engineering Approach
5.2.3 Comparison between the CDC and the REA Approach
5.3 How is the Drying Kinetics Measured for Specific Products?
5.4 Effect of Accurately Capturing the Particles Shrinkage and its Implications
5.5 A Note on Mass and Heat Transfer Coefficients
5.6 Incorporation of Quality Modeling of the Particles
Chapter 6 Agglomeration and Wall Deposition Modeling
6.1 Predicting the Collision Efficiency for Agglomeration Application
6.2 Modeling Stickiness and Coalescence
6.2.1 Sticking Criterion
6.2.2 Important Experiments to Measure the Stickiness of Particles
6.3 Predicting the Structure of the Agglomerate
6.4 Capturing the Near Wall Phenomenon for Wall Deposition
6.4.1 Momentum Impact versus Diffusion Impact
6.4.2 Modeling Particle Removal Due to Shearing
Chapter 7 Simulation Validation Techniques
7.1 Airflow Measurements
7.2 Temperature and Humidity Measurements
7.3 Yield, Product, and Deposition Flux Measurements
7.4 Controlled Experimental Technique for Model Development
Chapter 8 Common Challenges for Industrial Applications
8.1 Managing Expectations
8.1.1 Estimation of Droplet Size for Atomization of Concentrated Feed
8.1.2 Complex and Lack of Information on Air Inlet Configurations
8.1.3 Is the Spray Dryer Well Insulated?
8.1.4 How Do CFD Simulations Tie in With Plant-Wide Prediction Packages?
8.1.5 I Want to Understand Why My New Spray-Dried Formulation is Off-Specification!
8.1.6 How Does the CFD Model Reflect My Actual Feed Material?
8.1.7 Strategy for Outlet-Controlled Spray Dryers?
8.1.8 How Accurate is the Final Particle Moisture Content Prediction?
References
Index
