YaBeSH Digital Library: Recent submissions
Now showing items 2821-2840 of 316660
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Time-Efficient Aerodynamic Load Prediction Using Reduced-Order Modeling for Ground Noise Calculation
(American Society of Civil Engineers, 2025)AbstractHelicopters provide exceptional mission flexibility but are limited by the noise generated by their rotors, especially the blade–vortex interaction (BVI) noise. Optimizing flight paths to minimize the noise impact ... -
Normal Force and Pitching Moment Trend Sensing of Delta Wing Based on Flow Physical Topology with Sparse Pressure Measurements
(American Society of Civil Engineers, 2025)AbstractAt high angles of attack (AOAs), aircraft experience significant nonlinear aerodynamic forces, which are influenced predominantly by vortex structures. These unsteady forces and moments have a considerable impact ... -
Intelligent Inspection Method for Aircraft Damage Defects Based on Small-Sample Data Augmentation
(American Society of Civil Engineers, 2026)AbstractAccurate detection of aircraft surface damage is critical for assessing structural integrity, yet the scarcity of labeled damage images poses a significant challenge for deep learning–based inspection methods. This ... -
Aerothermal–Heat Transfer Coupling Calculation Method Based on Whole Ballistic Iteration
(American Society of Civil Engineers, 2025)AbstractAiming at the coupling problem between the aerothermal environment of an aircraft’s flow field and the thermal response of its structural field, this paper proposes a novel coupling calculation method based on whole ... -
Multidisciplinary Design Optimization of the Vertical Takeoff and Landing for Fixed-Wing Hybrid Unmanned Aerial Vehicles
(American Society of Civil Engineers, 2026)AbstractVertical takeoff and landing (VTOL) fixed-wing hybrid unmanned aerial vehicle is currently the most noteworthy and practical solution for VTOL fixed-wing aircraft. However, several issues persist in existing electric ... -
Suppression Mechanism of Deep Cavity Noise Using Flow Interference between Cavity and Grooves Located at Different Spacings
(American Society of Civil Engineers, 2025)AbstractThis paper employs the flow control method of the leading-edge groove on a deep cavity and numerically investigates the effect of the spacing between the groove and the cavity on the aerodynamic noise characteristics ... -
Optimal Design of Flat Carbon Fiber Composite Mirror
(American Society of Civil Engineers, 2025)AbstractThis study aims to achieve the optimal design of a carbon fiber composite mirror, focusing on minimizing mass and wavefront error (WFE). To achieve this, central composite design (CCD) was employed as the method ... -
Incremental Model Predictive Attitude Control for Morphing Aircraft: A Weak Model-Dependent Control Method
(American Society of Civil Engineers, 2026)AbstractIn this article, an incremental model predictive attitude control for morphing aircraft with variable wingspans and sweepback angles is proposed. This method does not require a concrete mathematical model of the ... -
Uncertainty Quantification for Earthquake and Tsunami Risk Analysis with Application to Valparaíso, Chile
(American Society of Civil Engineers, 2026)AbstractIn a probabilistic analysis, epistemic uncertainties associated with modeling choices and limited data are accounted for, and their effect on the resulting risk metrics is quantified. In this paper, we address the ... -
Optimum Design of Impingement-Effusion Cooling System Using Differential Evolution Algorithm in 2D Vectoring Nozzle of Turbofan Engine
(American Society of Civil Engineers, 2025)AbstractThe turbine engine nozzle inlet temperature is one of the most influential parameters in thrust increases, necessitating efficient techniques to safeguard the nozzle wall. The objective of the present study is to ... -
Mode Decomposition Analysis of Low-Reynolds-Number Compressible Flows with Triangular Airfoil in the Martian Atmosphere
(American Society of Civil Engineers, 2025)AbstractDue to the low density and low temperature of the atmosphere on the surface of Mars, Mars aircraft often operate in compressible flows at low Reynolds numbers. The study of airfoil flow characteristics under the ... -
Design and Investigation of a Three-Dimensional TBCC Exhaust System Operating at Mach 0–6
(American Society of Civil Engineers, 2026)AbstractThis study presents the design and investigation of a three-dimensional (3D) turbine-based combined cycle (TBCC) exhaust system operating across Mach 0 to 6. The streamline tracing technique is utilized to design ... -
Dynamic Modeling and Longitudinal Characterization of Dual-Mode Morphing Aircraft
(American Society of Civil Engineers, 2025)AbstractThis paper focuses on morphing aircraft with variable-oblique wing and variable-sweep wing configurations. A dynamic aircraft model accounting for additional forces, moments, and center-of-mass offset effects has ... -
Dynamic Derivative Characteristics of a Lifting Body under Forced-Transition Conditions
(American Society of Civil Engineers, 2025)AbstractHigh lift-to-drag ratio lifting-body vehicles may experience abnormal phenomena, such as dynamic instability, induced attack angle divergence, and aperiodic unstable pitching oscillation when an asymmetric transition ... -
Approach Based on Machine Learning for the Sensitivity Assessment of an Aerodynamic Shape
(American Society of Civil Engineers, 2026)AbstractThis study presents an innovative approach to the aerodynamic optimization of wing-in-ground (WIG) effect vehicles, with a focus on enhancing operational efficiency and promoting environmental sustainability. A ... -
Machine Learning–Based Correlation Methods for Satellite Thermal Analysis Models
(American Society of Civil Engineers, 2026)AbstractAccurate thermal analysis is essential for reliable satellite thermal design. To improve the accuracy of thermal analysis, thermal analysis model correlation is performed using thermal vacuum chamber test results. ... -
Aeropropulsive Coupling Investigation of Boundary Layer–Ingesting Distributed Electric Propulsion Aircraft
(American Society of Civil Engineers, 2025)AbstractCompared with conventional aircraft, distributed electric propulsion (DEP) aircraft are recognized for their potential to enhance aerodynamic performance and propulsive efficiency, positioning them as one of the ... -
Aerodynamic Shape Optimization of Forebodies Based on the GEK and Discrete Adjoint Methods
(American Society of Civil Engineers, 2025)AbstractThe aerodynamic shape optimization of air-breathing hypersonic vehicles often involves a high computational load due to the large number of design variables. Additionally, the complex shockwave structures and ... -
LFT-FSI Modeling Approach for Transonic Flutter Prediction of Aeroelastic Systems Considering Uncertainties
(American Society of Civil Engineers, 2025)AbstractIn this work, a linear fractional transformation–fluid structural interaction (LFT-FSI) approach is developed by coupling a low-fidelity robust flutter method with high-fidelity FSI solutions and applied on the ... -
Gaussian Process Regression Prediction Model for Vortex-Induced Vibration of Suspension Bridges Driven by Real Bridge Monitoring Data
(American Society of Civil Engineers, 2025)AbstractVortex-induced vibration (VIV) is a great threat to the safety of vehicles traveling on large-span bridges, and has a certain impact on the structural safety and durability of bridges. It is very important to predict ...