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Open Access

Author:: Howard, Anna Kathleen Tyler
Title:: The Aeromechanical Stability of Soft-Inplane Tiltrotors
Graduate Program:: Aerospace Engineering
Keywords:: full-span
whirl flutter
semi-span
civil tiltrotor
aeromechanical stability
rotorcraft
helicopter
pitch-lag coupling
ground resonance
pitch-flap coupling
air resonance
aeroelastic couplings
stability
tiltrotor
File:: Download thesis.pdf
Committee Members:: Farhan S Gandhi, Committee Member
Kon Well Wang, Committee Member
George A Lesieutre, Committee Member
Edward C Smith, Committee Chair/Co-Chair

Open Access

Author:: Akturk, Ali
Title:: DUCTED FAN INLET/EXIT AND ROTOR TIP FLOW IMPROVEMENTS FOR VERTICAL LIFT SYSTEMS
Graduate Program:: Aerospace Engineering
Keywords:: Ducted fan
Inlet flow distortion
Tip leakage
Tip leakage mitigation
Double ducted fan
Pressure side platform
Fan rotor tip loss
Tip treatment
File:: Download Ali_Akturk-Dissertation.pdf
Committee Members:: Cengiz Camci, Dissertation Advisor/Co-Advisor
Cengiz Camci, Committee Chair/Co-Chair
Savas Yavuzkurt, Committee Member
Dennis K Mc Laughlin, Committee Member
Edward C Smith, Committee Member
Kenneth Steven Brentner, Committee Member
Michael H Krane, Committee Member

Open Access

Author:: Atli Veltin, Bilim
Title:: EFFECT OF GEOMETRIC PARAMETERS ON THE IN-PLANE CRUSHING BEHAVIOR OF HONEYCOMBS AND HONEYCOMBS WITH FACESHEETS
Graduate Program:: Aerospace Engineering
Keywords:: honeycomb crushing
energy absorption
cellular honeycombs
File:: Download Thesis_Bilim.pdf
Committee Members:: Farhan S Gandhi, Dissertation Advisor/Co-Advisor
Farhan S Gandhi, Committee Chair/Co-Chair
Edward C Smith, Committee Member
Ashok D Belegundu, Committee Member
George A Lesieutre, Committee Member

Open Access

Author:: Tiwari, Chandrashekhar
Title:: INNOVATIVE ENERGY ABSORBING AND LOAD LIMITING DEVICES BASED ON COMPOSITE TUBES
Graduate Program:: Aerospace Engineering
Keywords:: composite tubes
energy absorption
load limiting
extension-twist
stitch ripping
foam crushing
File:: Download Chandrashekhar_Tiwari_MS_Thesis_AUG09.pdf
Committee Members:: Prof Edward C Smith, Thesis Advisor/Co-Advisor
Edward C Smith, Thesis Advisor/Co-Advisor

Open Access

Author:: Heverly II, David E.
Title:: Optimal Actuator Placement and Active Structure Design for Control of Helicopter Airframe Vibrations
Graduate Program:: Mechanical Engineering
Keywords:: piezoelectric
smart structures
active control
helicopter
vibrations
actuator placement
structural design
optimization
File:: Download dehthesis.pdf
Committee Members:: Panagiotis Michaleris, Committee Member
Farhan Gandhi, Committee Member
Edward C Smith, Committee Chair/Co-Chair
Kon Well Wang, Committee Chair/Co-Chair

Open Access

Author:: Lee, Dooyong
Title:: Simulation and Control of a Helicopter Operating in a Ship Airwake
Graduate Program:: Aerospace Engineering
Keywords:: helicopter simulation
stochastic airwake
pilot model
validation
SAS optimization
File:: Download DooyongLee_thesis_etd.pdf
Committee Members:: Joseph Francis Horn, Committee Chair/Co-Chair
Lyle Norman Long, Committee Member
Edward C Smith, Committee Member
Qian Wang, Committee Member

Open Access

Author:: Hathaway, Eric L
Title:: ACTIVE AND PASSIVE TECHNIQUES FOR TILTROTOR AEROELASTIC STABILITY AUGMENTATION
Graduate Program:: Aerospace Engineering
Keywords:: aeroelastic stability
whirl flutter
tiltrotor
active control
optimization
File:: Download hathaway_phd_thesis.pdf
Committee Members:: Farhan Gandhi, Committee Chair/Co-Chair
Edward C Smith, Committee Member
Joseph Francis Horn, Committee Member
Christopher Rahn, Committee Member

Open Access

Author:: Semperlotti, Fabio
Title:: STRUCTURAL DAMAGE DETECTION VIA NONLINEAR SYSTEM IDENTIFICATION AND STRUCTURAL INTENSITY METHODS
Graduate Program:: Aerospace Engineering
Keywords:: Structural Surface Intensity
Structural Intensity
model free
baseline free
damage localization
HHRS
subharmonics
superharmonics
higher order harmonics
Nonlinear Structural Surface Intensity
Nonlinear Structural Intensity
File:: Download THESIS_FS_finalrev_3_combined.pdf
Committee Members:: Edward C Smith, Dissertation Advisor/Co-Advisor
Edward C Smith, Committee Chair/Co-Chair
Kon Well Wang, Committee Chair/Co-Chair
Stephen Clarke Conlon, Committee Member
George A Lesieutre, Committee Member
Martin Wesley Trethewey, Committee Member

Open Access

Author:: DeSmidt, Hans A.
Title:: ROBUST-ADAPTIVE ACTIVE VIBRATION CONTROL OF ALLOY AND FLEXIBLE MATRIX COMPOSITE ROTORCRAFT DRIVELINES VIA MAGNETIC BEARINGS: THEORY AND EXPERIMENT
Graduate Program:: Mechanical Engineering
Keywords:: Adaptive Control
Magnetic Bearings
Driveline Active Vibration Contol
Helicopter Driveline
Flexible Matrix Composite
Periodic Time-Varying System
File:: Download thesis_desmidt.pdf
Committee Members:: Kon Well Wang, Committee Chair/Co-Chair
Edward C Smith, Committee Chair/Co-Chair
Charles E Bakis, Committee Member
Christopher Rahn, Committee Member
Alfred Scott Lewis, Committee Member
Richard C Benson, Committee Member

Open Access

Author:: Kang, Hao
Title:: ROTOR BLADE LAG DAMPING USING EMBEDDED CHORDWISE ABSORBERS
Graduate Program:: Aerospace Engineering
Keywords:: ROTOR
BLADE
DAMPING
ABSORBER
AEROMECHANICAL STABILITY
File:: Download thesis.pdf
Committee Members:: Farhan S Gandhi, Committee Member
George A Lesieutre, Committee Chair/Co-Chair
Kon Well Wang, Committee Member
Edward C Smith, Committee Chair/Co-Chair

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