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Numerical Research on Hull–Propeller–Rudder–Ice Interaction of Full-Scale Polar Transport Ship in Brash Ice Channel
Published 2025-01-01“…The interactions between the full-scale polar transport ship, propeller, rudder, and brash ice are effectively simulated. First, the hydrodynamic performance of an open-water propeller is tested, and it is found that the numerical errors of efficiency and the experimental result are less than 8%. …”
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Modeling and Analysis of Actuators in Multi-Pump Waterjet Propulsion Systems
Published 2025-01-01Subjects: Get full text
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Experimental dataset of a model-scale ship in calm water and wavesUniversity of Southampton Institutional Repository
Published 2025-02-01Subjects: Get full text
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Fault-Tolerant Model Predictive Control for Autonomous Underwater Vehicles Considering Unknown Disturbances
Published 2025-01-01“…This paper presents a fault-tolerant model predictive control approach for cross-rudder autonomous underwater vehicles to achieve heading control, considering rudder stuck faults and unknown disturbances. …”
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Chattering-Free Sliding-Mode Control for Electromechanical Actuator with Backlash Nonlinearity
Published 2017-01-01“…Considering the backlash nonlinearity and parameter time-varying characteristics in electromechanical actuators, a chattering-free sliding-mode control strategy is proposed in this paper to regulate the rudder angle and suppress unknown external disturbances. …”
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Experimental Study on the Nonlinear Behavior of a Sailing Container Ship under Landslide-Induced Surges
Published 2019-01-01“…In this study, twenty groups of orthogonal experiments of landslide-induced impulse wave were conducted, the details of the self-propulsion of ships were designed, the values of the propeller, rudder, and shafting were calculated, and the model of the propeller and rudder was processed. …”
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Novel Model for Manoeuvrability of Ships Advancing in Landslide-Generated Tsunamis
Published 2020-01-01“…The correlations between the maximum roll angle and the navigation position, sailing speed, and rudder angle were investigated in detail. A safety risk response theory of navigation in the area of landslide-generated tsunamis was proposed, and a scientific basis was provided for the safe navigation of ships in the Three Gorges Reservoir area.…”
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Command Filter AILC for Finite Time Accurate Tracking of Aircraft Track Angle System Based on Fuzzy Logic
Published 2023-01-01“…In this paper, the longitudinal model of an uncertain aircraft is taken as the research object, and the aircraft path inclination is controlled by controlling the input rudder deflection angle. An adaptive iterative learning control (AILC) scheme is proposed to solve the accurate tracking control problem of the flight path inclination on a finite time interval. …”
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Ground Motion Modeling and Adaptive Joint Control for Large-Scale UAVs
Published 2024-12-01“…Aiming at the problem of lateral deviation of large-scale long-endurance solar-powered UAVs relative to the runway during takeoff or landing, a UAV ground motion control structure based on the combination of engine differential and rudder was proposed. According to the structural characteristics of large-scale long-endurance solar-powered UAVs, a ground motion model of a three-point layout UAV including landing gear was established, and the ground rolling dynamics and modal characteristics were analyzed. …”
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Construction and application of a physically-based constitutive model for superplastic deformation of near-α TNW700 titanium alloy
Published 2025-01-01“…The TNW700 alloy is designed for short-term service up to 700 °C to meet the high-temperature titanium alloy requirements for complex thin-walled cabin and rudder/wing components in high Mach aircraft. This study aims to develop a high-precision, physically-based unified viscoplastic constitutive model to predict superplastic deformation and microstructure evolution of TNW700 alloy conical components under complex loading. …”
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Experimental Study of H-Shaped Honeycombed Stub Columns with Rectangular Concrete-Filled Steel Tube Flanges Subjected to Axial Load
Published 2021-01-01“…The results showed that rudder slip diagonal lines occur on the steel tube outer surface and the concrete-filled steel tube flanges of all specimens exhibit shear failure. …”
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Integrated Guidance and Control of Interceptor Missile Based on Asymmetric Barrier Lyapunov Function
Published 2019-01-01“…Finally, in light of redundancy in such actuators as aerodynamic rudders and jet devices, a dynamic control allocation algorithm is designed to assign the desired control moments to the actuators. …”
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