energy and environmental flow laboratory서울대... · 2020. 9. 29. · fundamental applied...
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Energy and Environmental FlowLaboratory
Prof. Wontae Hwang
2020. 09. 24
Open Lab
GE 7HA
AppliedFundamental
Magnetic Resonance VelocimetryParticle Image Velocimetry (PIV)
Research Introduction
GE 7HA
2
Infrared Thermography &
Ultra High-Speed Imaging
Real-time turbine blade
thermal imaging
Gas turbine blade internal
cooling flowHomogeneous Isotropic
Turbulence
Preferential concentration of particles
PIV
미세먼지유동
Fine dust in Seoul Turbulence Chamber
Instantaneous flow field
Laser
Camera
HIT
chamber
Particle inlet
입자-액적 interaction
Droplet shape change
measurement using shadowgraphy
Axis ratio : 0.85
Flat bottom
광자물질상호작용
Particle dispersion control
Particle preferential concentration
Shockwave
Temperature fluctuation measurement
Hot-gas vortex
focused Rayleigh
scattering
Photomultiplier
tube
Combustion chamber
Schlieren video
( Flame Front)
laser-induced
breakdown
Photomultiplier tube
CW Laser
Turbulence chamber
호흡기내유동및호흡기외부비말거동분석
3T MRI Scanner at SNU hospitalCT scanned human
respiratory systemEnvironmental chamber
Droplet dispersion
(image from Chris Rogers, Getty Images)
Laryngeal jet in larynx
(Kleinstreuer et al. 2010)
Gas Turbine Engineering Handbook
Magnetic Resonance Velocimetry
Turbine blade cooling flow
Flow conditioning sections
Test section
Plenum & Bellmouth
터빈블레이드냉각유동
Quantitative visualization of internal cooling flow
Internal cooling surface heat transfer
Flow
Baffle Grid
Flow characteristics in realistic serpentine passage
Infrared (IR) Thermography
Combustor thru-flame imaging
Turbine blade thermal imaging
터빈고온부품열계측
Turbine blade real-time imaging
CFD for purge tip design
터빈공력손실분석
Combustor simulator and turbine cascade
Swirl flow prior to the nozzle guide vane
(Werschnik et al., 2017)
Experimental setup
Hot streak propagation within an
integrated combustor / turbine model
(Insinna et al., 2014)
Gas Turbine Blade Internal Cooling Technology
Atmospheric fine dust flow
Gas Turbine Blade Real-Time Thermal Imaging
Power Generation
Gas Turbine
Fundamental Turbulence
Current Research Projects
Droplet-particle adsorption mechanism analysis
Dynamic analysis of respiratory droplets
Transient flow structure in the respiratory system
Combustor-turbine interaction and turbine aerodynamic loss assessment
Current Members Open Positions
Ph.D candidates 6
M.S. candidates 4
Undergraduate interns 3
AddressSeoul, 1 Gwanak-ro, Gwanak-gu, Building 301, Room 1215
Phone+82-2-880-7118
We are currently looking for enthusiastic
graduate/undergraduate students.
Contact us before applying for graduate school.
We encourage lab internships.
Backup
Applied Fundamental
Gas turbine blade cooling technology
Atmospheric fine dust flow
Turbine blade thermal imaging
Research Introduction