Chemical engineering - Crystallization, Fluid-solid Separation

Sedimentation and drying

During this chemistry course:

  • An overview of different Crystallization and Fluid-Solid separation mechanism is offered;
  • A divers series of Crystallization and Fluid-Solid separation types is treated;
  • Optimalization of Crystallization and Fluid-Solid separation types is allocated;
  • The newest developments on Crystallization and Fluid-Solid separation Design and Application will be dealt with.

To develop a fundamental understanding of Crystallization and Fluid-Solid separation Engineering:
This goal will be achieved by solving Crystallization and Fluid-Solid separation engineering problems trough reasoning.

After the course:

  • You understand the influence of a good Crystallization and Fluid-Solid separation design on the products and the separation;
  • You know what the important factors are that influence the process;
  • You have an over view of available types of  separation processes;
  • You can optimize existing processes.

Learning Objectives Crystallization
On completion of this course, you are able to:

  • Describe how crystallization is a solid–liquid separation process
  • Identify industries where crystallization is used
  • Explain why crystal size and shape uniformity is important
  • Identify the seven classes of crystals in terms of axes and angles
  • Explain when equilibrium occurs during crystallization
  • Interpret data from a solubility curve
  • Calculate the yield from a crystallization process
  • Describe how heat and energy can affect the crystallization process
  • Describe different types of crystallizers used in industry
  • Explain the differences between homogeneous and contact nucleation
  • Calculate crystal growth rates and growth coefficients
  • Interpret data from a particle size distribution
  • Use the MSMPR model to calculate grow rate and nucleation rate
  • Explain why particle size reduction is often required in industry
  • Describe the different methods by which particle size reduction may occur
  • Calculate the energy and power associated with particle size reduction

Learning Objectives Sedimentation
On completion of this course, you are able to:

  • Explain why settling and sedimentation processes are different from filtration
  • Provide examples of applications for settling, sedimentation, and centrifugal separation processes
  • Explain the difference between free settling and hindered settling
  • Identify and calculate the forces acting on a particle while it is in motion
  • Calculate the particle Reynolds number
  • Calculate the terminal velocity and drag coefficient for a single falling particle in different flow regimes
  • Explain how wall effects could affect the settling properties of particles 
  • Show how differential settling can be used to separate and classify solids of different particle sizes
  • Calculate the sedimentation settling velocity and explain why it’s different from the particle settling velocity
  • Identify equipment used for settling, sedimentation, and centrifugeal separation operations
  • Identify and calculate the forces acting on particles during a centrifugal separation process
  • Show how centrifugal settling can be used to separate and classify solids of different particle sizes
  • Derive the governing equations of centrifugal filtration systems 
  • Explain the concept of a cyclone and how centrifugal forces govern its operation

Learning Objectives Drying
On completion of this course, you are able to:

  • Explain the overall process of drying and provide examples of industrial applications
  • List different types of drying equipment and explain how they work
  • Calculate the humidity (moisture content) of an air-water vapor using vapor-pressure data, a humidity chart, and the wet bulb temperature
  • Explain the concept of equilibrium moisture content in different materials
  • Explain the difference between falling and constant drying-rate periods 
  • Use drying-rate curves to determine the falling and constant rate periods, as well as to calculate the required drying time for a process
  • Calculate the required heat-transfer coefficients during drying processes
  • Use design equations to calculate the required drying time for various types of dryers
  • Describe the process of freeze-drying and provide examples of applications
  • Describe the process of sterilization and provide examples of biological applications
  • Determine the thermal process time for sterilization using death-rate kinetics

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    The program will be taught in English.