Professor

Nickolas Vlahopoulos

 
 
Engineering for the Marine Environment
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Sponsored Research:

  

A. "COMPASS: Commercial Object Model of Product/Process for an Advanced Shipbuilding System," (9/1/96-6/1/99, my portion of the contract is $50,000 sponsored by DARPA #035147). PD: B. Bongiorni, PI: N. Vlahopoulos.

B. "Modeling of spot welded and beam to plate joints using an Energy Finite Element Formulation for high frequency vibration and acoustic analysis," (11/1/96-12/31/98, $90,000 sponsored by Automated Analysis Corporation and Ford Motor Co. #374786). PD: N. Vlahopoulos, supported 1 GSRA.

C. "Acoustic radiation of a structural panel under random excitation and computation of the structural/acoustic sensitivity," (1/1/97-12/31/98, $15,000 sponsored by Rackham School of Graduate Studies #386610). PD: N. Vlahopoulos, supported 1 GSRA.

D. NASA Summer Faculty Fellowship in Aeronautics and Space Research, NASA Langley Research Center, Structural-Acoustics Branch (6/2/97-8/10/97, $10,000). PD: N. Vlahopoulos.

E. "Development of a structural-acoustic sensitivity under random excitation for reducing wind noise in a vehicle," (2/1/98-12/31/98, $20,000 Ford Motor Co. #376088). PD: N. Vlahopoulos, supported 1 GSRA.

F. "Feasibility study on the utilization of EFEA methods for noise and vibration reduction in fishing boats," (1/1/98-8/1/98, $10,000 Michigan Sea Grant #139380). PD: N. Vlahopoulos.

G. "A Dynamic Analysis of the Crankshaft Block System in an Internal Combustion Engine," (9/1/97-12/31/01, $135,000 NSF #036235). PD: N. Vlahopoulos, supported 1 GSRA.

H. "Development and validation of a virtual pass-by noise simulation environment," (3/1/98-12/31/00, $120,000 University Research Project, Ford Motor Co. #376105). Awarded through an international competition with success rate 9.5%. PD: N. Vlahopoulos, supported 1 GSRA.

I. "Simulation Based Design for Internal Combustion Engines," ($15,000 Automated Analysis Corp. #376476) PD: N. Vlahopoulos.

J. "National Defense Science & Engineering Graduate Fellowship," (9/1/98-8/31/01, $110,000 O.N.R. #037489) PD: N. Vlahopoulos, supported 1 GSRA.

K. "Cabin Noise Analytical Prediction Methodology," ($50,000 11/1/98-12/31/99, $25,000 1/1/00-12/1/00, #037806 sponsored by Bell Helicopter for my participation in a project sponsored by NRTC/DAUP Program.) PD: N. Vlahopoulos.

L. "Modeling of Noise from the Propulsion System of a Fishing Boat/Ship and Development of Noise Reduction Techniques," (3/1/99-3/1/01, $80,000 Michigan Sea-Grant, #038259) PD: N. Vlahopoulos, supported 1 GSRA.

M. "Analyses of Marine Structures using Conventional Finite Element and Energy Finite Element Methods," (12/1/98-10/1/99, $38,000 O.N.R., #037879) PD: N. Vlahopoulos.

N. "Simulation based design for engine crankshaft dynamics," (5/1/99-5/1/04, $200,000 Federal Mogul, #376993) PD: N. Vlahopoulos, supported 1 GSRA.

O. "Development of a structural-acoustic sensitivity under random excitation for reducing wind noise in a vehicle, Phase II" (5/1/99-12/31/99, $20,000 Ford Motor Co. #992856) PD: N. Vlahopoulos.

P. "Development of Hybrid FEA method for Mid-Frequency Computations," (5/1/99-5/1/00, $45,000, Automotive Research Center, US Army Tank Automotive Command, #080474-0) PI: N. Vlahopoulos, supported 1 GSRA.

Q. "Coupling of beam and plate members in a Hybrid FEA formulation for Mid-Frequency Computations," (5/1/00-6/31/04, $260,000, Automotive Research Center, US Army Tank Automotive Command, #080474-0) PI: N. Vlahopoulos, supported 1 GSRA.

R. "Testing of automotive structures for validating mid-frequency developments in the hybrid FEA method," (in-kind support provided by Ford Motor Co., $100,000) PD: N. Vlahopoulos.

S. "Modeling of plate stiffeners in a hybrid FEA formulation for mid and high frequency vibration analysis of naval structures," (2/15/2000-1/30/2004, $180,000, ONR, #039708) PD: N. Vlahopoulos, supported 1 GSRA.

T. "Coupled Finite Element/Energy Finite Element Modeling of a Turbulent Boundary Layer Excited Submersible Structure," (7/1/00-3/1/04, $720,000, ONR; $370,000, #039752 to UM and $350,000 to Newport News Shipbuilding) PD: N. Vlahopoulos, supported 1 GSRA.

U. "High Frequency Computation of a Generic Model of the Mk48 Torpedo Using Energy Finite Element Analysis and Statistical Energy Analysis," (2/22/01-9/30/01, $15,000, UNWC, Rhode Island, F004414) PD: N. Vlahopoulos.

V. "Energy Finite Element Analysis for Computing the High Frequency Vibration of the Aluminum Testbed Cylinder and Correlation to Test Data," (NASA Langley Research Center, 5/1/03-5/1/04, $70,000) PD: N. Vlahopoulos.

W. "Energy Finite Element Simulation for Self-Noise Concerns in a Torpedo" (NUWC, 6/1/03 - 12/1/03, $30,000) PD: N. Vlahopoulos.

X. "Investigation on Metamodel Developments by the Kriging Method," (ARC, 6/1/03 - 9/1/03, $15,000) PD: N. Vlahopoulos.

Y. "Advanced Energy Finite Element/Energy Boundary Element Developments for Surface Ships," (ONR, 3/1/04 - 2/28/07, $500,000 : $300,000 to UM and $200,000 to Northrop Grumman Newport News) PD: N. Vlahopoulos, supports 1 GSRA.

Z. "A New Joint Formulation for Modeling Acoustic Treatment and Trim Panels in the Energy Finite Element Analysis; Theoretical development, Numerical Implementation, and Validation to test data," (NASA Langley Research Center, 4/1/03-4/1/07, $170,000) PD: N. Vlahopoulos, supports 1 GSRA.

AA. "Energy Finite Element Simulations for assessing damage in an Army vehicle due to high frequency vibration induced by a blast/shock load," ARC III project, Thrust Area III, 7/1/04-6/31/09, $435,000) PD: N. Vlahopoulos, supports 1 GSRA.

BB. "Energy boundary element analysis for predicting the acoustic field around an aircraft due to engine noise," (NASA Langley Research Center, 12/6/2004-10/31/2005, $71,000) PD: N. Vlahopoulos.

CC. "Dynamic Response of a Complex Ship Structure to Time Dependent Fluid Pressure Loads from Slamming," (ONR, 9/06 - 9/08, $300,000) Co-PI: N. Vlahopoulos.

DD. "Energy Finite Element Developments for Composite Rotorcraft Structures," (NASA Langley Research Center, 2/2007 - 2/2011, $600,000) PD: N. Vlahopoulos.

EE. "Energy Finite Element Developments for Shock Analysis of Composite Vehicles," (US Army Research Office, 3/2007 - 3/2010, $210,000) PD: N. Vlahopoulos.

FF. "Multi-Disciplinary Design under Uncertainty for Surface Ships," (ONR, 3/2007 - 7/2011, $250,000) PD: N. Vlahopoulos

GG. "Energy Finite Element Developments for Solid Domains," (ONR, 2/2007 - 2/2011, $300,000 to UM, $200,000 to Northrop Grumman Newport News) PD: N. Vlahopoulos

HH. "T-Craft project: Elasto-dynamic analysis," (ONR, 2/1/08 - 2/1/11, $200,000) PD: N. Vlahopoulos.

 
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