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Optimization of Processing Conditions for Polymer Twin-Screw Extrusion
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A. Gaspar-Cunha
Veröffentlicht/Copyright:
5. Juni 2013
Abstract
The problem of setting the best operating conditions of a co-rotating twin-screw extruder is solved using an optimization approach based on Genetic Algorithms. Two possibilities are considered: i) the maximization of an objective function; ii) the simultaneous optimization of the individual criteria and the use of Pareto plots. The flow conditions inside the machine are simulated using the Ludovic© software. Various practical case studies are discussed, among them a reactive extrusion application. Generally, the methodology is sensitive to the influence of the main process criteria and provides solutions that are apparently sound.
Received: 2002-2-14
Accepted: 2002-7-1
Published Online: 2013-06-05
Published in Print: 2002-09-01
© 2002, Carl Hanser Verlag, Munich
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Artikel in diesem Heft
- Editorial
- Touchstones of Polymer Processing
- Twin Screw Extrusion and Compounding
- Residence Time Distribution Curves of Screw Elements in Twin-Srew Extruder
- Rheological Effect of Zinc Surfactant on the TESPT-Silica Mixture in NR and S-SBR Compounds
- Optimization of Processing Conditions for Polymer Twin-Screw Extrusion
- Fibers and Film
- The Prediction of Sharkskin Instability Observed during Film Blowing
- Tensile Strength Characteristics of Polymer Melts
- Biaxially Oriented PP Films Using the Double Bubble Process
- Fiber and Film
- Crystallization and Orientation Development in Melt Spinning Isotactic PP of Varying Tacticity
- Extrusion Coating
- Extrusion Coating with Metallocene-Catalysed Polyethylenes
- Injection Molding
- Design Sensitivity Analysis Applied to Injection Molding for Optimization of Gate Location and Injection Pressure
- Three-dimensional Numerical Modeling of Co-injection Molding
- Residual Stress and Warpage Models for Complex Injection Molded Parts
- Blow Molding
- Investigation of Design Parameters and Novel Design of Petaloid PET Bottles
Artikel in diesem Heft
- Editorial
- Touchstones of Polymer Processing
- Twin Screw Extrusion and Compounding
- Residence Time Distribution Curves of Screw Elements in Twin-Srew Extruder
- Rheological Effect of Zinc Surfactant on the TESPT-Silica Mixture in NR and S-SBR Compounds
- Optimization of Processing Conditions for Polymer Twin-Screw Extrusion
- Fibers and Film
- The Prediction of Sharkskin Instability Observed during Film Blowing
- Tensile Strength Characteristics of Polymer Melts
- Biaxially Oriented PP Films Using the Double Bubble Process
- Fiber and Film
- Crystallization and Orientation Development in Melt Spinning Isotactic PP of Varying Tacticity
- Extrusion Coating
- Extrusion Coating with Metallocene-Catalysed Polyethylenes
- Injection Molding
- Design Sensitivity Analysis Applied to Injection Molding for Optimization of Gate Location and Injection Pressure
- Three-dimensional Numerical Modeling of Co-injection Molding
- Residual Stress and Warpage Models for Complex Injection Molded Parts
- Blow Molding
- Investigation of Design Parameters and Novel Design of Petaloid PET Bottles