Browsing Journal of Nondestructive Evaluation, Diagnostics and Prognostics of Engineering Systems by Issue Date
Now showing items 1-20 of 197
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Spindle Condition Monitoring With a Smart Vibration Sensor and an Optimized Deep Neural Network
(The American Society of Mechanical Engineers (ASME), 1/31/2023 )This article presents a spindle condition monitoring methodology using a low-power smart vibration sensor and a near real-time deep neural network (DNN) classifier. The most frequent spindle failures, such as imbalance, ... -
Time-Dependent Sensitivity of Structural Reliability Assessment to Multi-Source Uncertainties Using Lamb Wave
(The American Society of Mechanical Engineers (ASME), 10/5/2022 )This article investigates the time-dependent sensitivity of structural reliability assessment to multisource uncertainties using Lamb wave. To precisely model the influence of local damage on the structure in the course ... -
Real-Time Nondestructive Evaluation of Additive Manufacturing Using a Laser Vibrometer and Shock Tube
(The American Society of Mechanical Engineers (ASME), 10/7/2022 )Additive manufacturing (AM) parts retain a certain degree of individuality and could suffer from a combination of different defect types, and therefore the nondestructive evaluation on AM parts remains a challenging task. ... -
Log Grading and Knot Identification by Oblique X-Ray Scanning
(The American Society of Mechanical Engineers (ASME), 12/12/2022)The presence and location of knots within cut lumber substantially controls the physical properties and commercial value of the material. Thus, there is great practical interest in developing ways of choosing the cutting ... -
Detection and Characterization of Fatigue Cracks in Butt Welds of Offshore Structures Using the Eddy Current Method
(The American Society of Mechanical Engineers (ASME), 12/12/2022)A reliable assessment of the actual condition of wind turbines is essential for their continuous operation, or if an extension of their service life is considered. To be able to make valid statements about the condition ... -
Localized Damage Identification in the Last Stage Low-Pressure Steam Turbine Blade Using Dynamic Parameter Measurements
(The American Society of Mechanical Engineers (ASME), 12/12/2022)Steam turbine blades are the important components in power system shaft lines subjected to severe temperatures, leading to low/high cycle fatigue failures. The transient conditions occurring during startup and shutdown ... -
Nonlinear Beamforming Based on Amplitude Coherence Applied to Ultrasonic Imaging of Coarse-Grained Steels
(The American Society of Mechanical Engineers (ASME), 2/28/2023 )This paper deals with ultrasonic imaging in a nondestructive evaluation (NDE) context. In particular, we are focused on the inspection of coarse-grained steels having a heterogeneous composition that creates structural ... -
A Data-Driven, Statistical Feature-Based, Neural Network Method for Rotary Seal Prognostics
(The American Society of Mechanical Engineers (ASME), 2019)Failure of the rotary seal is one of the foremost causes of breakdown in rotary machinery, and such a failure can be catastrophic, resulting in costly downtime and large expenses. Assessing the performance degradation of ... -
Trial for Monitoring the Water Temperature Utilizing the Frequency Dependence of Reflection Coefficient of Ultrasound Passing Through Thin Layer
(The American Society of Mechanical Engineers (ASME), 2019)This paper describes a new concept to monitor the temperature of water utilizing the acoustic resonance, which occurs when ultrasound passes through a thin layer. In the ultrasonic transmission system that comprises of the ... -
Assessment of Ultrasonic Welds Using Pulsed Infrared Thermography
(The American Society of Mechanical Engineers (ASME), 2019)Ultrasonic metal welding is used in the automotive industry for a wide variety of joining applications, including batteries and automotive wire harnessing. During electric vehicle battery pack assembly, the battery cell ... -
Sparse Sum-of-Squares Optimization for Model Updating Through Minimization of Modal Dynamic Residuals
(The American Society of Mechanical Engineers (ASME), 2019)This research investigates the application of sum-of-squares (SOS) optimization method on finite element model updating through minimization of modal dynamic residuals. The modal dynamic residual formulation usually leads ... -
Nondestructive Evaluation of Radio Frequency Connector Continuity Using Stimulated Emissions
(American Society of Mechanical Engineers (ASME), 2019)A wireless nondestructive fault detection test for loose or damaged connectors is demonstrated. An architecture known as the conditioned multiclassification of stimulated emissions (CMSE) is pretrained on simulated and ... -
Damage Classification and Feature Extraction in Steel Moment-Resisting Frame Using Time-Varying Autoregressive Model
(American Society of Mechanical Engineers (ASME), 2019)In this paper, the time-varying autoregressive (TVAR) model is integrated with the K-means—clustering technique to detect the damage in the steel moment-resisting frame. The damage is detected in the frame using nonstationary ... -
Regenerated Fiber Bragg Grating Sensing System for Ultrasonic Detection in a 900 °C Environment
(American Society of Mechanical Engineers (ASME), 2019)Heat-resistant composites, such as ceramic matrix composites and heat-resistant carbon fiber reinforced plastics (CFRPs), are expected to be used for aircraft engine parts. The development of reliable heat-resistant composite ... -
Assessment of Ultrasonic Welds Using Pulsed Infrared Thermography
(American Society of Mechanical Engineers (ASME), 2019)Ultrasonic metal welding is used in the automotive industry for a wide variety of joining applications, including batteries and automotive wire harnessing. During electric vehicle battery pack assembly, the battery cell ... -
Sparse Sum-of-Squares Optimization for Model Updating Through Minimization of Modal Dynamic Residuals
(American Society of Mechanical Engineers (ASME), 2019)This research investigates the application of sum-of-squares (SOS) optimization method on finite element model updating through minimization of modal dynamic residuals. The modal dynamic residual formulation usually leads ... -
Numerical Analysis and Experimental Validation of an Nondestructive Evaluation Method to Measure Stress in Rails
(American Society of Mechanical Engineers (ASME), 2019)This article presents a numerical formulation and the experimental validation of the dynamic interaction between highly nonlinear solitary waves generated along a mono-periodic array of spherical particles and rails in a ... -
Modeling and Identification of the Mechanical Properties of Achilles Tendon With Application in Health Monitoring
(The American Society of Mechanical Engineers (ASME), 2019)In this study, we develop a modeling and experimental framework for multiscale identification of the biomechanical properties of the human Achilles tendon (AT). For this purpose, we extend our coarse-grained model of ... -
Identification of the Velocity, Thickness, and Interfacial Roughness of Coating Using Full Time-Domain URCPS: Cross-Correlation-Based Inverse Problem
(The American Society of Mechanical Engineers (ASME), 2019)Aiming at characterizing interfacial roughness of thin coatings with unknown sound velocity and thickness, we derive a full time-domain ultrasonic reflection coefficient phase spectrum (URCPS) as a function of interfacial ... -
Nondestructive Evaluation of Radio Frequency Connector Continuity Using Stimulated Emissions
(The American Society of Mechanical Engineers (ASME), 2019)A wireless nondestructive fault detection test for loose or damaged connectors is demonstrated. An architecture known as the conditioned multiclassification of stimulated emissions (CMSE) is pretrained on simulated and ...