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Areas of Interest:
1). Fundamental studies on challenging thermal-fluids problems:
- Laminar flow
separation and transition on low-Reynolds-number airfoils.
Bio-inspired
aerodynamic designs for micro-air-vehicle (MAV) applications.
Icing physics,
aircraft icing, wind turbine icing and power cable icing.
Micro-flows
and micro-scale heat transfer in microfluidics.
Vortex flow
and flow-structure interaction in tornado-liked winds.
Film cooling
and trailing edge cooling of turbine blades.
2). Advanced flow diagnostics and instrumentations:
- Particle
Image Velocimetry (PIV) and Stereoscopic PIV techniques.
- Laser Induced
Fluorescence (LIF) and Laser Induced Phosphorescence (LIP).
- Pressure
Sensitive Paint (PSP) and Temperature Sensitive Paint (TSP).
- Molecular
Tagging Velocimetry (MTV) and Molecular Tagging Thermometry (MTT).
- Quantum Dot imaging and Molecule-based microscopic
flow diagnostic techniques
Funding Sources:
Major equipment available for advanced flow diagnostics:
- A double-pulsed Nd:Yag laser system with 200mJ/pulse@532nm or
50mJ/pulse@266nm, (Gemini 200 -NewWave) for LIF, PIV, µ-PIV and stereoscopic PIV
measurements.
- A high-energy pulsed Nd:Yag laser with 400mJ/pulse@532nm, 100mJ/pulse @
355nm or 90mJ/pulse@ 266nm (Surelite III-10- Continuum) for molecular tagging
measurements.
- Three high-resolution 12-bit CCD cameras (Sensicam QE and Pixelfly - Cooke
Corp).
- A two-component LDV system (Dantec) with translation mechanism.
- A research-grade inverted epi-fluorescent microscope (Leica-DM-IL).
- Digital delay generators with picoseconds-resolution (SRS-DG535, and
BNC-565-8C).
- Optical tables with various camera lens, optics, mirrors, filters, beam
splitters and associated mounts.
- Host computer/workstations for image acquisition and processing with
image-processing software.
- Various electronic devices such as high-voltage power supplies and
oscilloscopes for digital signal analyzing and instrumentation.
Other major facilities available in the Lab:
- A closed-circuit subsonic wind tunnel (1ft ×1ft section) with 180mph
capacity.
- An open-circuit subsonic wind tunnel (3.0 ft × 2.5 ft section) with 180 mph
capability.
- A close-loop water flume (12in × 6in section) with 0.5 m/s capacity.
- A close-loop water tunnel (4in ×4in section) with overflow systems to
maintain constant water head.
- An experimental rig for the studies of molecular mixing in turbulent gaseous
flow.
- An experimental rig for the studies of wake aerodynamics of rotorcraft in
maneuvering.
- Various conventional wind tunnel testing equipment such as force balances,
digital pressure transducers, and hot wires probes.
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