CFD Role in Thailand’s Electronics Manufacturing Ekachai Juntasaro CFD Lab School of Mechanical Engineering Institute of Engineering Suranaree University.

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Presentation transcript:

CFD Role in Thailand’s Electronics Manufacturing Ekachai Juntasaro CFD Lab School of Mechanical Engineering Institute of Engineering Suranaree University of Technology Nakhon Ratchasima, Thailand

Electronics Manufacturing (1/4) Cleanroom: 104 m x 52 m x 3 m

Electronics Manufacturing (2/4) Zoom-in

Electronics Manufacturing (3/4) > 800 Air-inlets > 40 Air-outlets

Electronics Manufacturing (4/4)

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

What did we do? (2/6) Cleanroom test case

What did we do? (3/6) Cleanroom test case: z = -1.7 m

What did we do? (4/6) Cleanroom test case: z = -4.8 m

What did we do? (5/6) Cleanroom test case: y = 0.6 m

What did we do? (6/6) Cleanroom test case: y = 1.0 m

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

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

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

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

Thank you for your interest