135 Result(s)
within
Article
Zhigang **
Engineering
Mechanical Engineering
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Article
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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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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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...
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Behaviour of the aeolian sands under true-triaxial conditions
To clarify the stress–strain behaviour, strength on the deviatoric plane, shear band formation, and dilatancy characteristics of aeolian sand under three-dimensional loading conditions, a series of true-triaxi...
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Two simple memristive maps with adaptive energy regulation and digital signal process verification
Mathematical models can produce desired dynamics and statistical properties with the insertion of suitable nonlinear terms, while energy characteristics are crucial for practical application because any hardwa...
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Electromechanical coupling dynamic characteristics of electric drive system for electric vehicle
The electromagnetic vibration of the motor and the mechanical vibration of the transmission mechanism are highly coupled in an electric drive system for an electric vehicle, complicating the positioning of the...
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Influence of ground effect on flow field structure and aerodynamic noise of high-speed trains
The simulation of the ground effect has always been a technical difficulty in wind tunnel tests of high-speed trains. In this paper, large eddy simulation and the curl acoustic integral equation were used to s...
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A data-driven high-precision modeling method of machine tool spatial error under the influence of Abbe error
Due to the intricate mechanism of Abbe error’s impact on spatial accuracy, the accumulated Abbe error in the traditional spatial accuracy model is difficult to identify and eliminate, resulting in reduced mode...
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A combined kinodynamic motion planning method for multisegment continuum manipulators in confined spaces
Multisegment continuum manipulators exhibit broad application prospects for complex tasks in confined spaces due to their inherent compliance and dexterity. However, the dynamic behaviors of these manipulators...
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Prediction of the mechanical behavior of steel-aluminum flow drill screw joints using artificial neural network
The flow drill screw (FDS) process has been widely used for joining plates and profiles in automotive body structures owing to its advantage of one-sided accessibility. A challenge in practical applications is...
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Material identification method for helical milling of CFRP/Ti stacks based on torque-speed model
Because of the excellent material properties of carbon fiber-reinforced plastic composites (CFRP) and titanium alloy (Ti), CFRP/Ti stacks are extensively used in the aerospace industry. As the foundation for c...
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Nonlinear dynamics characteristics of a magnetically actuated dual-spin capsule robot
To study the attitude dynamics of a magnetically driven dual-spin spherical capsule robot (DSCR), a fourth-order periodic time-varying nonlinear dynamic equation for the DSCR under the action of complex extern...
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Advances in micro-nano biosensing platforms for intracellular electrophysiology
The establishment of a dependable electrophysiological detection platform is paramount for cardiology and neuroscience research. In the past decade, devices based on micro and nanoscale sensing and control tec...
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Correction to: Micromechanics-based analysis of PVA–ECC after thermal exposure
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A multiple-tool method for fast FEM simulation of incremental sheet forming process
In this paper, we proposed a multiple-tool (MT) modeling method to reduce computational time for finite element simulations of incremental sheet forming (ISF) process. The aim is to investigate the computation...
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Structural behavior of the deep hole internal grinding machine structure with artificial granite material
Tubes, actuators, and aeroplane landing gears are instances of tubular elements with deep holes and thin-wall constructions; such components are the backbone of the aerospace industry. Precision machining of i...
