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COURSE
PROGRAM
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Two-day Course Tentative Outline
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Wednesday October 8, 2008
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(08:00-08:10)
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Greetings
by K. Saito - Director of PTC and IR4TD
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(08:10-10:00)
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Changes in Automotive Painting - I
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by K. Toda
Fundamental mechanism of the quality issues:
- Atomization
- Solvent Evaporation
- Viscosity Change
- Film Thickness vs. Transfer Efficiency
- Appearance Quality
Changes in the application equipment:
- (Electrostatic) Spray Gun
- No.2 Process Bell
- Mini-Bell
- Metallic Bell
- Multi-feed Bell
- Cartridge Bell
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(10:00-10:10)
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Morning Break
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(10:10-12:00)
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Process Improvement Tools - I: CFD and Applications
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by A. J. Salazar
Introduction to Computational Fluid Dynamics (CFD):
- Engineering analysis and traditional approaches
- CFD as the third complementary approach
- Four basic steps in CFD analysis
Application of CFD to paint overspray capturing:
- Applying four basic steps of CFD analysis
Application of CFD to VOC's calculation:
- Applying four basic steps of CFD analysis
Application of CFD to sprayer cup simulation:
- Applying four basic steps of CFD analysis
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(12:00-01:00)
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Lunch Break
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(01:00-02:50)
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Process Improvement Tools - II: Infrared NDT and Applications
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by B. Gharaibeh
Non-Destructive Testing (NDT) techniques for coated surfaces:
- Introduction and terminology, Contact vs. non-contact methods
Infrared Thermography (IRT) for NDT applications:
- Introduction to IRT testing
- IRT principles of operation
Five fundamental steps in IRT applied to coated surface inspection:
- Properly defining an IRT problem
- Identifying the most suitable IRT technique
- Implementing the process and collecting data
- Reducing noise and data errors
- Post-processing and analyzing the data
Case studies - Defect detection in automotive manufacturing:
- Substrate integrity (scratches, scale, dust, etc.)
- Disbonding
- Foreign objects (metallic and non-metallic) in a coating system
- Gas pop-ups, thick layer and paint overspray defects
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(02:50-03:00)
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Afternoon Break
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(03:00-04:50)
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Changes in Automotive Painting - II
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by K. Toda
Changes in the automatic application system:
- Reciprocator
- Old Robot Painting
- Modular Robot Painting
- New Robot Painting
Reduction of VOCs emissions, energy usage:
- Difference between Japanese and American/European way
- Kaizen: Continuous improvement
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(08:10-10:00)
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Changes in Automotive Painting - III
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by K. Toda
Application of Waterborne Paints:
- Evaporation rate of water
- Rheology control
- Electrostatic spray equipment for waterborne paints
Application of Powder:
- Mechanism of powder coating
- Transfer efficiency and paint recovery
- Paint delivery system
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(09:50-10:00)
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Morning Break
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(01:00-03:00)
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Changes in Automotive Painting - IV
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by K. Toda
Compact Coating Process in the Plant Site:
- Rastatt
- Mazda
- Daihatsu/Toyota
- Others
Future
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(12:00-01:00)
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Lunch Break
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Course Program: Painting Technology Application Process Improvement
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