NDVL News
Accordions
- November 21: Paper published online: Damping and Stiffness Mistuning Effects in a Bladed Disk With Varied Disk Coupling in the Journal of Engineering for Gas Turbines and Power
- November 7: Faculty spotlight of Professor D'Souza
- September 28: NDVL alumni Meng-Hsuan Tien receives NTHU Young Faculty Research Award
- September 20: Paper published online: Frequency tunable electromagnetic vibration energy harvester using piecewise linear nonlinearity in the Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
- August 20-23: NDVL presents research and chairs MSNDC Conference at the 2023 ASME IDETC in Boston, MA
- August 19: Graduate student, Troy Krizak, starts NSF INTERN program with Hyphen Innovations for fall semester
- August 18: Rashid Mattar defends his MS thesis titled - Comparison of Bird and UAV Ingestions Into a Fan Assembly Model
- July 13: Paper published online: Experimental and Computational Study of a Rotating Bladed Disk with Under-Platform Dampers in the AIAA Journal
- June 26-30: NDVL presents multiple papers on blade mistuning modeling and identification and chairs session at the 2023 ASME Turbo Expo in Boston, MA
- June 18-22: NDVL presents paper on abstract dynamics at the Third International Conference on Nonlinear Dynamics in Rome, Italy.
- May 15: Mitchell Wong awarded Ohio Space Grant Consortium Fellowship
- May 3: Paper published online: Mistuning Identification of Blisks Using Mass Detuning and Influence Coefficients in the AIAA Journal
- April 17: Paper published online: Efficient Hybrid Symbolic-Numeric Computational Method for Piecewise Linear Systems with Coulomb Friction in the Journal of Computational and Nonlinear Dynamics
- April 7: Jacob Veney defends his MS thesis titled - Investigation of the BAA Method’s Applications for Vibration Energy Harvesting
- April 7: Mitchell Wong defends his BS thesis titled - Validating a UAS Model for Conditions Seen in an Engine Ingestion
- March 30: Allie Renshaw wins Summer Research Scholarship to work on TEK8 program over the summer
- March 10: Troy Krizak wins 2023 Student Advisory Committee Travel Award (SACTA) by the ASME International Gas Turbine Institute for the upcoming ASME Turbo Expo conference where he will be presenting a paper and a poster
- March 9: Mitchell Wong earns an Honorable Mention in the Engineering & Technology category of the Denman Undergraduate Research Forum
- February 27: Jacob Veney awarded prestigious Distinguished University and ENGIE-Axium Fellowships from OSU Graduate School
- February 1: UAS engine ingestion report published
- January 23-27: NDVL presents - Investigation of Experimental Response of Bladed Disk with Under-Platform Dampers Using Tip Timing and Strain Gauge Responses at the 2023 SciTech in National Harbor, Maryland and Troy Krizak wins 2nd Place in the Structural Dynamics student paper competition and Professor D'Souza inducted into 2023 class of AIAA Associate Fellows
- January 3: Report published online on outreach activities involving UAS: STEM III –UAS As A STEM Outreach Learning Platform For K-12 Students And Educators
- January 2: Paper published online: Parametric Investigation of Vibratory Responses for Reduced-Order Models of Rotating Bladed Disks in the AIAA Journal
- December 14: Professor D'Souza is elected to the 2023 class of AIAA Associate Fellows
- December 13: Paper published online: Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System in the ASME Journal of Engineering for Gas Turbines and Power
- November 17: NDVL welcomes visiting scholar Valeria Pinto from Politecnico di Torino
- September 25: Paper published online: Poincare Maps: A Modern Systematic Approach Toward Obtaining Effective Sections in Nonlinear Dynamics
- September 16: GTL/NDVL host symposium to honor Mike Dunn's retirement.
- September 14: NDVL presents multiple presentations on blade damping/mistuning studies and blade tip rub studies at the Turbine Engine Technology Symposium
- September 2: NDVL team Adaptive Vibration Solutions completes NSF I-Corps program
- August 14-17: NDVL attends ASME IDETC to present research on PWL vibration energy harvester and a Journal of Vibration and Acoustics Spotlight presentation. The team also meets with the Nonlinear Structural Dynamics Lab and former advisee Meng-Hsuan Tien and former advisor Bogdan Epureanu.
- July 15: Book chapter published - Analysis of General Piecewise-Linear Nonlinear Systems using a Hybrid Analytical-Numeric Computational Method in Advances in Nonlinear Dynamics
- June 13-17: NDVL chairs sessions and presents - Design and Dynamic Characterization of the OSU Rotor 67 for Full Scale Damping and Mistuning Studies and Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System at ASME Turbo Expo in Rotterdam.
- May 25: Paper published online - Stress State Characterization for a Generic Ti-6Al-4V Fan during Bird Ingestion in the AIAA Journal
- May 22: Presentation at AIDCAT conference at Penn State University - Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System
- May 19: Metro High School intern Ayub Abdi presents capstone research project
- April 6: Jacob Veney defends his BS thesis titled - Experimental Validation of a Piecewise Linear Nonlinear Energy Harvester and wins Outstanding Undergraduate Research Award
- April 1: Paper published online - Efficient Analysis of Piecewise-Linear Nonlinear Systems Modeled Using General State-Space Representations in the Journal of Computational and Nonlinear Dynamics
- April 1: Troy Lyons defends his PhD thesis titled - Stress State Characterization of Ti-6Al-4V Fan Blades under Impact Loading
- March 17: Invited presentation to MTU Aero Engines, Nonlinear Dynamics and Damping team - Rotating Damping/Mistuning Experiments in the OSU Large Spin Tank Facility
- March 8: NDVL awarded NSF grant - PFI TT: Vibration Energy Harvesting to Meet Power Demands for the Electric Grid and Remote Sensing
- December 10: NDVL graduate Karsten Look spending year in Antarctica conducting research
- November 16: Mitchell Wong presents "Airfoil Analysis" design challenge to Metro Middle School through TEK8 program
- October 4: NDVL team of researchers win best paper award at MSND Conference
- October 1: Report - OSU-Siemens Energy Build 3 Results and Discussion delivered to Siemens Energy.
- August 17-19: NDVL chairs sessions and presents the paper - Analysis and Evaluation of Piecewise Linear Systems With Coulomb Friction Using a Hybrid Symbolic-Numeric Computational Method at the 2021 ASME IDETC (virtual) conference
- July 29: James Paskett (RISE) and Mitchell Wong (TEK8) present their research at 2021 Summer Research Symposium
- July 9: Paper published online - Bilinear Systems With Initial Gaps Involving Inelastic Collision: Forced Response Experiments and Simulations in the ASME Journal of Vibration and Acoustics
- July 6: Paper published online - Experimental Investigation of Bladed Disk Dynamics at Design Speed Under Synchronous Vibration in the AIAA Journal
- April 19: Paper published online - A New Method to Find the Forced Response of Nonlinear Systems With Dry Friction in the Journal of Computational and Nonlinear Dynamics
- April 17: Professor D'Souza participates as graduate school panelist in Pi Tau Sigma National Convention
- April 13: Chris Keener defends his MS thesis titled - Design and Dynamic Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed
- April 1: Noah Broski is awarded University Fellowship for graduate school
- March 16: Eric Kurstak defends his PhD thesis titled - Experimental and Computational Investigation of a Rotating Bladed Disk under Synchronous and Non-Synchronous Vibration
- January 12: NDVL awarded grant from FAA on UAV ingestion into aircraft engines
- January 11-15: NDVL presents - Parametric Investigation of an Experimentally Validated Reduced Order Model and Stress State Characterization under the Certification Experiments for a Generic Ti-6Al-4V Fan at the 2021 SciTech (virtual) conference
- January 4: Paper published online: An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk in the Journal of Engineering for Gas Turbines and Power
- December 10: Invited to present at inaugural ASME Technical Committee on Vibration and Sound Virtual Seminar Series. Presentation titled - Computational Modeling and Experimental Characterization of Turbomachinery
- October 6: Freeman Gao presents "Airborne Collision Repair" design challenge to Metro Middle School through TEK8 program
- October 5: Jacob Veney presents “Floatation Station” design challenge to Metro Middle School through TEK8 program
- October 1: Professor D'Souza selected as Associate Editor for ASME Journal of Vibration Acoustics
- September 21-25: NDVL chairs session and presents paper - An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk at the 2020 ASME Turbo Expo (virtual)
- August 17-19: NDVL chairs sessions and presents paper at the 2020 ASME IDETC (virtual) conference. Also won 1st Place in Technical Committee on Vibration and Sound Student Paper Competition at the 31st Conference on Mechanical Vibration and Noise for Mistuning Identification for Rotating Bladed Disks Using Stationary Measurements and Reduced Order Models
- July 31: Patent application submitted - DEVICE AND METHOD FOR CONTROLLING VIBRATION WITH PIECEWISE-LINEAR NONLINEARITY, Application No. PCT/US2020/044472
- June 30: Invited presentation to Rolls Royce Experimental Vibration Team on Experimental and Computational Analysis of Rotating Bladed Disks Excited in a Vacuum Chamber
- June 3: Kiran D'Souza promoted from Assistant Professor to Associate Professor with tenure
- May 21-June 2: NDVL presents - Investigation of Mesh Regularization in MAT 224 for Subsequent Use in Impact Simulations at the LS-DYNA (virtual) conference
- May 1: Eric Kurstak wins Future Academic Scholar Training (FAST) Fellowship where he will teach as instructor of record next academic year
- March 16: Louie Altamirano defends his MS thesis titled - Friction Response Approximation Method for Nonlinear Systems
- April 30: Paper published online - A New Experimental Facility for Characterizing Bladed Disk Dynamics at Design Speed in the AIAA Journal
- March 27: Karsten Look defends his BS thesis titled - Characterization of Small Mistuning in Rotating Bladed Disk Using Stationary Experimental Modal Analysis
- March 24: Meng-Hsuan Tien defends his PhD thesis titled - Analyzing and Exploiting the Dynamics of Complex Piecewise Linear Nonlinear Systems
- February 13: Professor Kiran D'Souza elected ASME Fellow
- February 3: Paper published online - A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks in the Journal of Engineering for Gas Turbines and Power
- January 8: Paper published online - Method for Controlling Vibration by Exploiting Piecewise-Linear Nonlinearity in Philosophical Transactions of the Royal Society of London: A - Mathematical, Physical and Engineering Sciences
- January 6-10: NDVL presents - Design of a New Experimental Facility to Investigate the Vibratory Characteristics of Bladed Disks at Operational Speed and Experimental Investigation of Mistuning and Damping Characteristics of a Bladed Disk at Operational Speed under Synchronous Vibration at the 2020 SciTech in Orlando, Florida
- September 12: Professor D'Souza speaks with Minority Engineering Program at Discovering Engineering with Faculty series
- September 9: NDVL awarded FAA grant - Translating Engineering to Kindergarten Through 8th graders (TEK8) with a Focus on UAS Research
- August 18-21: NDVL chairs sessions and has multiple presentations at the 2020 ASME IDETC in Anaheim, California
- August 2: Professor D'Souza becomes a Senior Member of AIAA
- July 3: Paper published online - Statistical Analysis of the Nonlinear Response of Bladed Disks with Mistuning and Cracks in the AIAA Journal
- June 17-21: NDVL presents paper interaction of small and large mistuning in multistage systems and chairs session at ASME Turbo Expo in Phoenix, Arizona
- June 1: Eric Kurstak wins 2019 ASME IGTI Young Engineer Turbo Expo Participation Award
- May 23: Meng-Hsuan Tien wins prestigious Presidential Fellowship award
- April 25: NDVL awarded NSF grant - Analyzing and Exploiting Hybrid Dynamical Systems Containing Piecewise Linear Nonlinearities
- April 10: Paper published online -Transient Dynamic Analysis of Cracked Structures with Multiple Contact Pairs Using Generalized HSNC in Nonlinear Dynamics
- March 8: Paper published online - Parametric Reduced Order Models for Bladed Disks with Mistuning and Varying Operational Speed in the ASME Journal of Engineering for Gas Turbines and Power
- February 4: Paper published online - Analyzing Bilinear Systems Using a New Hybrid Symbolic-Numeric Computational Method in the ASME Journal of Vibration Acoustics
- January 28: Invited presentation to Pratt & Whitney - Introduction to Tip Rubs at The Ohio State University Gas Turbine Lab
- January 10: Paper published online - Parametric Study of an UAV Ingestion into a Business Jet Size Fan Assembly Model in the ASME Journal of Engineering for Gas Turbines and Power
- January 7-11: NDVL presents papers on analyzing turbomachinery with cracks and Coulomb friction response analysis method at AIAA SciTech
- November 20: Tianyi Hu defends his MS thesis titled - Modeling & Analysis of Bladed Disks with Cracks and Mistuning
- October 18: GTL and NDVL became Center of Excellence for Blade Tip Rub Studies for Pratt & Whitney
- August 30: NDVL awarded Airborne Collision Severity Evaluation - Engine Ingestion grant from the FAA
- August 26-29: NDVL presents paper on HSNC for analyzing non-stationary dynamics of PWL systems and abstract and chairs sessions at 2018 ASME IDETC in Quebec City. Canada
- August 11: Meng-Hsuan Tien wins prestigious Future Academic Scholar Training (FAST) fellowship from Mechanical and Aerospace Engineering Department
- June 11-15: NDVL presents paper on parametric reduced order models in tubomachinery and chairs session at ASME Turbo Expo in Oslo, Norway
- June 5-9: NDVL presents abstracts and chairs mini-symposium at the 2018 USNC/TAM in Chicago, Illinois
- April 12: Spencer Stahl defends his thesis titled - Multistage Blisk and Large Mistuning Modeling Using Fourier Constraint Modes and PRIME
- April 10: Paper published online - Multistage Blisk and Large Mistuning Modeling using Fourier Constraint Modes and PRIME in the ASME Journal of Engineering for Gas Turbines and Power
- April 5: Ian Chamberlain defends his BS thesis titled - Improving the Accuracy and Efficiency of a Simulated Unmanned Aerial Vehicle Ingestion in a Jet Engine Using LS-DYNA
- April 2: Ian Chamberlain wins 1st place in Engineering: Mechanical & Aerospace category at Denman research forum
- March 14: Paper published online - Generalized Bilinear Amplitude Approximation and X-Xr for Modeling Cyclically Symmetric Structures With Cracks in the ASME Journal of Vibration and Acoustics
- March 5: Louie Altamirano awarded SROP and College of Engineering fellowships from OSU
- January 26: NDVL drone ingestion research published in the Economist
- December 12: Paper published online - Nonlinear Parametric Reduced-Order Model for the Structural Dynamics of Hybrid Electric Vehicle Batteries in the ASME Journal of Vibrations and Acoustics
- December 10: NDVL drone ingestion research published in the Dayton Daily News
- December 5: NDVL drone ingestion research highlighted by University
- September 1: Paper published online - A Mode-Accelerated XXr (MAX) Method for Complex Structures with Large Blends in Mechanical Systems and Signal Processing
- August 6-9: NDVL chairs sessions, presents abstract, and presents paper on an efficient modeling method of blinear systems at the ASME IDETC in Cleveland, Ohio
- August 1: FAA report published - Volume IV: UAS Airborne Collision Severity Evaluation: Engine Ingestion
- July 27: Louie Altamirano presents research at Summer Research Opportunities Program (SROP) Symposium
- July 10-12: NDVL/GTL presents paper on Gas Turbine Research and Education Activities at OSU at the AIAA Propulsion and Energy Conference in Atlanta, Georgia
- June 26-30: NDVL presents Multi-Stage Large Mistuning and Mistuning and Damping Experiment papers and chairs session at ASME Turbo Expo in Charlotte, North Carolina
- May 30-31: NDVL presents research at the 17th Polish American Science and Technology Conference in Columbus, Ohio
- March 17: Invited presentation to Wright State University - Computational and Experimental Turbomachinery Dynamics Research at the OSU Gas Turbine Laboratory (GTL)
- April 6: Ryan Wilber defends his BS thesis titled - Application of Parametric Reduced Order Models for Gas Turbine Applications
- April 4: Tianyi Hu defends his BS thesis titled - Construction of Efficient Models for Turbomachinery with Cracks Using X-Xr and BAA
- March 29: Ryan Wilber wins 3rd place in the Engineering: Mechanics & Materials category at Denman Undergraduate research forum
- February 8: Paper published online - A Generalized Bilinear Amplitude and Frequency Approximation for Piecewise-Linear Nonlinear Systems with Gaps or Prestress in Nonlinear Dynamics
- October 1: NDVL awarded grant from Siemens Energy - Rotating Damper Test Rig OSU
- August 21-24: NDVL presents paper on analysis of bilinear systems at the ASME IDETC in Charlotte, North Carolina
- July 31: Ryan Wilber wins the Ohio Space Grant Consortium Award
- June 17: Paper published online - An Integrated Design Approach for Evaluating the Utility and Cost of a Fleet in Journal of Defense Modeling and Simulation: Application, Methodology, Technology
- May 16: Book chapter published - System Augmentation for Detection and Sensing: Theory and Applications in Handbook of Applications of Chaos Theory
- May 1: NDVL awarded grant from GUIde Consortium - Experimental Investigation of Airfoil Damping for an Excited Bladed Disk and a Blisk Operating at Engine Design Speed
- November 20: Invited presentation - Overview of the Experimental and Computational Turbomachinery Dynamics Research at the Gas Turbine Laboratory at The Ohio State University Graduate Seminar Series
- October 1: NDVL awarded grant from Siemens - Preliminary Investigation of Mode 19 to 21 Excitation
- September 10: Paper published online - Forecasting Bifurcations from Large Perturbation Recoveries in Feedback Ecosystems in PLoS One
- August 1: NDVL awarded grant from FAA - UAS Airborne Collision Severity Evaluation
- June 15-19: NDVL chairs sessions at the ASME Turbo Expo in Montreal, Canada