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Proceedings Papers

Analysis and Characterization of Ply Lay-Up in Fiber Reinforced Composites Using Ultrasonic Plate Wave Dispersion Curves

Navin S. Rao, Krishnan Balasubramaniam

Proc. ASME. IMECE97, Noise Control and Acoustics, 161-166, November 16–21, 1997

Paper No: IMECE1997-1041

DOI: https://doi.org/10.1115/IMECE1997-1041

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Topics: Dispersion (Optics), Fiber reinforced composites, Leakage, Optimization, Acoustics, Composite materials, Epoxy adhesives, Epoxy resins, Fibers, Fluids

Proceedings Papers

Nondestructive Ply-Layup Identification for Fiber Reinforced Composites Using Genetic Algorithm

Krishnan Balasubramaniam, Navin S. Rao

Proc. ASME. IMECE98, Noise Control and Acoustics, 207-213, November 15–20, 1998

Paper No: IMECE1998-0515

DOI: https://doi.org/10.1115/IMECE1998-0515

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Topics: Artificial neural networks, Composite materials, Fiber reinforced composites, Genetic algorithms, Inverse problems, Laminates, Shear waves, Signals

Proceedings Papers

Evaluation of Adhesive Interface Properties in Honeycomb Sandwich Structure Using Guided Waves

Parambeer Singh Negi, Dileep Koodalil, Krishnan Balasubramaniam

Proc. ASME. QNDE2021, 2021 48th Annual Review of Progress in Quantitative Nondestructive Evaluation, V001T05A001, July 28–30, 2021

Paper No: QNDE2021-74433

DOI: https://doi.org/10.1115/QNDE2021-74433

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Topics: Adhesives, Honeycomb structures, Sandwich structures, Waves

Proceedings Papers

Development of a Convolutional Neural Network Assisted Fiber Optics Based Passive Structural Health Monitoring System

Ainulla Khan, Krishnan Balasubramaniam

Proc. ASME. QNDE2021, 2021 48th Annual Review of Progress in Quantitative Nondestructive Evaluation, V001T16A003, July 28–30, 2021

Paper No: QNDE2021-75192

DOI: https://doi.org/10.1115/QNDE2021-75192

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Topics: Artificial neural networks, Fiber Bragg gratings, Noise (Sound), Optical fiber, Sensors, Structural health monitoring

Proceedings Papers

Online Monitoring of Electric Power Box Using Waveguide Sensors

Jaykumar Fultariya, Nishanth Raja, Krishnan Balasubramaniam

Proc. ASME. QNDE2021, 2021 48th Annual Review of Progress in Quantitative Nondestructive Evaluation, V001T06A007, July 28–30, 2021

Paper No: QNDE2021-75069

DOI: https://doi.org/10.1115/QNDE2021-75069

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Topics: Acoustic emissions, Electricity (Physics), Sensors, Waveguides

Proceedings Papers

Wave Reflection/Transmission Analysis of Thick Multi-Layered Structures Using the Numerical Truncation Approximation for the Transfer Matrix Technique

Krishnan Balasubramaniam

Proc. ASME. IMECE99, Noise Control and Acoustics, 279-285, November 14–19, 1999

Paper No: IMECE1999-0208

DOI: https://doi.org/10.1115/IMECE1999-0208

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Topics: Approximation, Reflection, Waves

Journal Articles

Surface Temperature Mapping of a Metal Plate Using Ultrasound-Guided Wave Technique

Guru Prakash Sahu, Nishanth Raja, Krishnan Balasubramaniam

ASME J Nondestructive Evaluation. November 2021, 4(4): 041009.

Paper No: NDE-20-1092

DOI: https://doi.org/10.1115/1.4051175

Published Online: June 7, 2021

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Topics: Sensors, Strips, Temperature, Waveguides, Waves, Calibration, Leakage, Simulation, Shear (Mechanics), Metals

Journal Articles

Reflection and Mode Conversion of Fundamental Torsional Guided Wave Mode From Lack of Bonding in Induction Pressure Welding

Deepesh Vimalan, Krishnan Balasubramaniam, Prabhu Rajagopal

J. Pressure Vessel Technol. December 2017, 139(6): 061401.

Paper No: PVT-16-1206

DOI: https://doi.org/10.1115/1.4036852

Published Online: August 25, 2017

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Topics: Bonding, Finite element analysis, Reflectance, Reflection, Waves, Electromagnetic induction, Pressure, Welding, Displacement

Journal Articles

Simulations and Experiments for the Detection of Flow-Assisted Corrosion in Pipes

K. Sathish Kumar, Krishnan Balasubramaniam

J. Pressure Vessel Technol. December 2015, 137(6): 061409.

Paper No: PVT-14-1153

DOI: https://doi.org/10.1115/1.4030931

Published Online: August 6, 2015

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Topics: Corrosion, Echoes, Pipes, Reflection, Signals, Simulation, Flow (Dynamics), Finite element model, Finite element methods, Waves

Proceedings Papers

Thermographic Evaluation of SS 304 Material During Monotonic Loading

Raghu V. Prakash, Kathirvel Thiyagarajan, Chandraprakash Chindam, Krishnan Balasubramaniam

Proc. ASME. IMECE2009, Volume 14: Processing and Engineering Applications of Novel Materials, 183-187, November 13–19, 2009

Paper No: IMECE2009-10697

DOI: https://doi.org/10.1115/IMECE2009-10697

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Topics: Cooling, Heat, Heating, Low cycle fatigue, Stainless steel, Temperature, Temperature measurement, Thermoelasticity

Journal Articles

Improved Imaging of Fatigue Crack Profile in Thick Cruciform Samples Using Ultrasonic Phased Array Models

S. Alavudeen, C. V. Krishnamurthy, Krishnan Balasubramaniam, D. M. Pugazhendhi, G. Raghava, P. Gandhi

J. Pressure Vessel Technol. February 2010, 132(1): 011501.

DOI: https://doi.org/10.1115/1.4000375

Published Online: December 23, 2009

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Topics: Fracture (Materials), Fatigue cracks, Echoes

Journal Articles

Detection and Sizing of Defects in Complex Geometry Weld by Manual Ultrasonic Time of Flight Diffraction Inspection

S. K. Nath, Krishnan Balasubramaniam, C. V. Krishnamurthy, B. H. Narayana

J. Pressure Vessel Technol. October 2009, 131(5): 051501.

DOI: https://doi.org/10.1115/1.3141436

Published Online: July 27, 2009

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Topics: Diffraction, Flight, Fracture (Materials), Geometry, Inspection, Probes, Signals

Proceedings Papers

Simulation of Wave Interaction With Arbitrarily Oriented Defects in Thin Sections Using Spectral Element Method

G. Baskaran, C. Lakshmana Rao, Krishnan Balasubramaniam

Proc. ASME. PVP2005, Volume 5: High Pressure Technology, Nondestructive Evaluation, Pipeline Systems, Student Paper Competition, 237-244, July 17–21, 2005

Paper No: PVP2005-71673

DOI: https://doi.org/10.1115/PVP2005-71673

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Topics: Simulation, Waves, Computer simulation, Finite element methods, Fracture (Materials), Pressure vessels, Signals, Wave propagation

Journal Articles

Ultrasonic Circumferential Guided Wave for Pitting-Type Corrosion Imaging at Inaccessible Pipe-Support Locations

K. Shivaraj, Krishnan Balasubramaniam, C. V. Krishnamurthy, R. Wadhwan

J. Pressure Vessel Technol. May 2008, 130(2): 021502.

DOI: https://doi.org/10.1115/1.2892031

Published Online: March 17, 2008

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Topics: Corrosion, Pipes, Waves, Wedges, Imaging

Journal Articles

Phased Array Ultrasonic Measurement of Fatigue Crack Growth Profiles in Stainless Steel Pipes

L. Satyarnarayan, D. M. Pukazhendhi, Krishnan Balasubramaniam, C. V. Krishnamurthy, D. S. Ramachandra Murthy

J. Pressure Vessel Technol. November 2007, 129(4): 737–743.

DOI: https://doi.org/10.1115/1.2767367

Published Online: July 24, 2006

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Topics: Fatigue cracks, Fracture (Materials), Pipes, Stainless steel, Simulation, Ray tracing