494 Result(s)
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Article
Zhigang **
Engineering
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Article
Effects of the length of frozen rivulets on the flow field structures and the aerodynamic performance of an airfoil
Runback ice can lead to significant aerodynamic deterioration and affects aircraft flight safety. The frozen rivulets can form during the aircraft icing process as a part of the runback ice. So far, the effect...
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Intermittent sampling and detection event-based model predictive control for perturbed nonlinear systems
This paper presents a dynamic intermittent sampling strategy within event-based MPC framework for discrete-time nonlinear systems with external disturbances. A minimal triggering interval and corresponding tri...
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Localization of Underwater Wireless Sensor Networks for Ranging Interference based on the AdaDelta Gradient Descent Algorithm
In Underwater Wireless Sensor Networks, ensuring precise localization of sensor nodes is crucial. Existing localization algorithms heavily rely on pre-deployed and known anchor nodes to compute and determine t...
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Effect of Tacticity on the Dynamic Response of Chiral Mechanical Metamaterials
In this work, a tacticity strategy is proposed to adjust the mechanical properties of chiral mechanical metamaterials for vibration isolation. By applying the finite element method, the impact of tacticity on ...
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Experimental research on bearing characteristics of coal gangue pile–net composite foundation
To make a comprehensive use of coal gangue, it is proposed to use this solid waste instead of fine aggregate to prepare gangue concrete pile for pile-net composite foundation. The influences from substitution ...
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Vacuum preloading hydrostatic support technology for mirror milling of thin-walled parts
High-quality and high-efficiency machining of thin-wall, low-stiffness, and large-scale skin parts with complex curved surface is in great demand in the aerospace field. Mirror milling is an efficient and gree...
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Homogeneous domination-based composite adaptive control strategy for perturbed chain of integrators with mismatched disturbances
In this paper, a composite adaptive control law by utilizing the homogeneous domination-based and the disturbance observer-based method is designed to stabilize a class of perturbed nonlinear system. Inspired ...
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Research on axial cutting force fluctuation and periodicity in helical milling of CFRP
Carbon fiber-reinforced plastic (CFRP) is a widely used material in the aeronautical and aerospace industry. Hole-making operations on CFRP frequently generate hole-exit damages which are related to the axial ...
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Damage identification of steel-ECC composite deck incorporating piezoelectric impedance methodology and hierarchical clustering analysis
As a highly ductile concrete, engineered cementitious composites (ECC) can be used as pavement to form a lightweight composite bridge deck system. However, the structural damage introduced by fatigue load in o...
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Defect length estimation of rolling element bearings via adaptive separation of dual-impulse
Dual-impulse responses are characteristic phenomenon of rolling element bearings with a defect, which can be utilized to quantify the defect length of bearings. Previous researches have demonstrated that separ...
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Speed Planning and Interpolation Algorithm of Archimedes Spiral Based on Tangential Vector
The primary challenge in CNC machining is optimizing arc interpolation for better smoothness and precision, as traditional methods often fail to maintain a consistent curvature, resulting in inefficiencies and...
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Strainburst and AE Properties of Sandstone Supported by Negative Poisson’s Ratio (NPR) Cable under True Triaxial Loading
Supporting and controlling rockburst hazards is a great challenge for deep rock engineering. A new cable, the negative Poisson’s ratio (NPR) cable, exhibits excellent mechanical properties, including high ener...
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Open AccessExperimental study on joint sensing and early warning method of landslide disaster based on NPR-OFST
In order to explore more effective methods of landslide disaster monitoring and controlling, NPR anchor cable and optical fiber grating strain sensor are physically combined to form a slope reinforcement-monit...
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An unsupervised false data detection method based on graph autoencoder and attention network in power grid
False Data Injection Attacks (FDIAs) can bypass traditional state estimation detection, which threatens the security of power systems. Data-driven detection is an effective method for detecting FDIAs. However,...
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Research on the Influencing Factors of Peristalsis Amplitude Based on an in Vitro Bionic Rat Stomach Model
The In Vitro Bionic Digestion Model (IVBDM) are used to simulate the digestion process of food or pharmaceuticals in corresponding digestion tracts for obtaining the digestion data, which are expected to repla...
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A Numerical Model for the Bearing Capacity of Anchoring Interface in Composite Rock Mass by A Modified Nonlinear Bond-Slip Model
To investigate the mechanical behavior for rock bolt embedded in composite rock mass, a modified nonlinear bond-slip model considering the residual strength is established, and then a numerical model of compos...
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Open AccessFlow and sound fields of scaled high-speed trains with different coach numbers running in long tunnel
Segregated incompressible large eddy simulation and acoustic perturbation equations were used to obtain the flow field and sound field of 1:25 scale trains with three, six and eight coaches in a long tunnel, a...
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Open AccessRetraction Note: Meta-analysis of Artificial Intelligence-Assisted Pathology for the Detection of Early Cervical Cancer
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Exploring Antarctic subglacial lakes with RECoverable Autonomous Sonde (RECAS): Design and first field tests
Conducting scientific drilling on subglacial lakes and obtaining samples of subglacial lake water holds great significance in unraveling the formation and evolution of Antarctic subglacial lakes and early Eart...
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Open AccessBayesian inference-based wear prediction method for plain bearings under stationary mixed-friction conditions
This study introduces a method to predict the remaining useful life (RUL) of plain bearings operating under stationary, wear-critical conditions. In this method, the transient wear data of a coupled elastohydr...
