YaBeSH Digital Library: Recent submissions
Now showing items 221-240 of 316660
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A Novel Multiscale Petal Pattern and CNN-BiLSTM Structure for Acoustic Signal-Based Rolling Bearing Fault Diagnosis
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Rolling bearings play a critical role in industries such as wind power, rail transit, and aerospace, where their health directly impacts equipment reliability. Despite the growing use of machine learning for fault ... -
Theoretical Study of Frequency Ambiguity in Rotor Blade Tip Timing for Vibration Monitoring
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Blade tip timing (BTT) is a non-contact monitoring technology for rotor blade vibrations. Due to its severe undersampling, anti-aliasing spectral analysis has become a key focus. We identified certain specific ... -
Equality-Based Weighted Residual Formulation for the Forced Vibration of a Beam With an Attached Dry Friction Damper
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. An equality-based weighted residual (E-WR) formulation is proposed to analyze the periodic responses of continuous systems subject to discrete frictional occurrences. A cantilever beam with an attached friction ... -
Evolution of the Nonlinear Normal Truncation Modes With Energy in Diatomic Chains With Strong Cubic Nonlinearity
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Truncation resonances reside within the bandgap of periodic systems as a result of a finite-length system being truncated from its infinite chain. Because they exist in the band gap, truncation resonance modes ... -
Reconfigurable Elastic Metamaterials With Dual-Tunable Local Resonance for Sub-Kilohertz Vibration Control
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Tunable elastic metamaterials based on dynamic vibration absorber (DVA) concepts typically achieve frequency adjustment by varying a single resonator parameter, resulting in limited tuning range or bandwidth ... -
Wave Propagation in a Strongly Nonlinear Mass-in-Mass Chain With Hard Springs and Stability and Bifurcation Analyses
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A modified incremental harmonic balance (IHB) method is employed to obtain periodic solutions for wave propagation in a strongly nonlinear mass-in-mass chain with hard springs. To analyze the stability and ... -
Pressure Variations During Warm Hydrotesting
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In the pressure vessels and heat exchanger manufacturing, some codes and specifications require the final acceptance test (hydrotest) to be performed at temperature higher than the ambient temperature. This may ... -
Fundamental Consideration of Maximum Allowable Flaw Lengths for Limit Load Evaluation Based on Flat Plates for the ASME Code Section XI
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. When flaws are detected in power plants, they are evaluated to determine their impact on component integrity. Three conditions are imposed on the components in question to ensure they can operate safely. First, ... -
Mechanical Evaluation for Dry Electrode Tip Geometry in Scalp Electroencephalography Measurements
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In electroencephalography (EEG) with dry electrodes, a tradeoff between signal stability and user comfort is a critical barrier to long-term, wearable applications. While various approaches exist, the mechanical ... -
Design of a Multivariable Decoupling Controller for Constant-Temperature Mixing System in Marine Intercooled Cycle Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study addresses the challenge of stabilizing cooling seawater temperature and liquid level in a marine intercooled gas turbine seawater heat exchanger by proposing a multivariable decoupling control strategy. ... -
Lubricating Performance and Antiwear Mechanism of Tallow Diamine Dioleates as an Additive of Engine Oil
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Low/zero-SAPS (sulfated ash, phosphorus, sulfur) additives are emerging as a critical development direction. The function of tallow diamine dioleates (CAS 61791-53-5) as an additive of engine oil was evaluated ... -
Low Friction Radial Lip Seals for Railcar Bearings
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A numerical analysis investigates the feasibility of low-power-loss seals using alternative materials in a standard lip seal form factor for railcar bearing seal applications. This form factor is a common topology ... -
Effect of Finite Mixing Timescales in Nonpremixed Rich Relaxation Lean Combustors
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A novel nonpremixed rich relaxation lean (NRRL) combustor concept was recently introduced as a method to enable fuel- and operational-flexibility in gas turbines. To review, the multistage combustor starts with ... -
Dynamic Characteristic Analysis of Mechanical Seals With Leakage Rate as Response
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Good dynamic characteristics are essential for the safe operation of noncontact mechanical seals. This article investigates a diffuser-type self-pumping hydrodynamic mechanical seal (DSPHMS) by integrating the ... -
Toward an Electrical Monitoring of Load Distribution in Bearings
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This article introduces a novel approach to modeling load distribution in rolling bearings, aimed at advancing the development of an interpretative framework for signatures derived from electrical monitoring. In ... -
Machinability Data to Sustainability Metrics: Cradle-to-Gate Life Cycle Assessment of Lubrication-Assisted Drilling of Cold Metal Transfer-Wire Arc Additive Manufacturing Ti-6Al-4V
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. With the rapid advancement of wire arc additive manufacturing (WAAM), assessing the sustainability of postprocessing operations such as machining has become increasingly important. This study investigates ... -
Comparative Study of Tribological Performance of LPBF-Produced AlSi10Mg and Wrought Al6061T6 Alloys
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The present research provides a comparative evaluation of the tribological behavior of laser powder bed fusion (LPBF)-printed AlSi10Mg alloy produced in different build directions—vertical, horizontal, and inclined ... -
Analysis of the Influence of Bidirectional Journal Bending on the Lubrication Performance of Marine Stern Bearings
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study establishes a generalized Reynolds equation model that incorporates the bending deformation of the stern shaft journal under combined vertical and horizontal loads. The journal deflection was obtained ... -
Generalized MEMT-Field Reynolds Equation With Application to Electric Polarization in Lubrication
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Lubricants used in electrically powered machinery, such as electric vehicles (EVs) and wind turbines, operate under complex mechanical, electric, magnetic, and thermal (MEMT) environments that can significantly ... -
A Multi-Point Coupling Strategy for the Analysis of Spatially Distributed Rotor–Clearance Flow Interaction
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This work presents a novel multipoint coupling scheme between the rotor and clearance flow, particularly for scenarios where the flow extends over a significant portion of the rotor length. The rotor system is ...