CFD Role in Thailands Electronics Manufacturing

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CFD Role in Thailands Electronics Manufacturing

• Ekachai Juntasaro
• CFD Lab
• School of Mechanical Engineering
• Institute of Engineering
• Suranaree University of Technology
• Nakhon Ratchasima, Thailand

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Electronics Manufacturing (1/4)
Cleanroom 104 m x 52 m x 3 m
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Electronics Manufacturing (2/4)
Zoom-in
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Electronics Manufacturing (3/4)
gt 800 Air-inlets
gt 40 Air-outlets
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Electronics Manufacturing (4/4)
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What did we do? (1/6)

• CFD software for cleanroom
• CAMETA version 2.0
• Time-independent (steady-state) solution
• Three-dimensional domain
• Cartesian coordinate system
• Physical quantity of interest
• Airflow velocity

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What did we do? (2/6)

• Cleanroom test case

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What did we do? (3/6)

• Cleanroom test case z -1.7 m

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What did we do? (4/6)

• Cleanroom test case z -4.8 m

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What did we do? (5/6)

• Cleanroom test case y 0.6 m

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What did we do? (6/6)

• Cleanroom test case y 1.0 m

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What are we doing? (1/1)

• CFD software for cleanroom
• CAMETA version 3.0
• Time-independent (steady-state) solution
• Three-dimensional domain
• Cartesian coordinate system
• Physical quantities of interest
• Temperature distribution
• Relative humidity distribution
• Particle concentration distribution

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What do we dream of? (1/1)

• Cleanroom-embeded-software control system
• CFD software Visualizing as numerical sensors
• Online sensors Physical sensors where needed
• Supercomputer Real time computing for CFD
• Benefits
• Automatic control system
• No disturbance contamination into cleanroom
• Detailed information inside cleanroom
• Infrastructure for nanotechnology

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What research area needed? (1/1)

• Turbulence Modeling
• Scalar-Transport-Phenomena Modeling
• Temperature (Heat)
• RH (Humidity, or Moisture Content)
• Particle Concentration
• Fast and Adaptive Computing Algorithm
• Grid and Cluster Computing
• Sensor, Measurement Instrumentation

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Acknowledgements

• Dr. Piyawut Srichaikul
• National Electronics and Computer Technology
  Center (NECTEC)
• Seagate Technology (Thailand) Ltd.
• Philips Semiconductors (Thailand) Co., Ltd.

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Thank you for your interest