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Model-Based Friction Compensation
Compensation of nonlinear friction terms is a most challenging application of high resolution encoders, which are nowadays getting available for...
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Nonlinear Robust Adaptive Control of Electro-hydrostatic Actuators With Continuous Friction Compensation
Electro-hydrostatic actuators (EHAs) have gradually been applied in the flight control systems of multi-electric/all-electric aircraft due to the...
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Pre-compensation of Friction for CNC Machine Tools through Constructing a Nonlinear Model Predictive Scheme
Nonlinear friction is a dominant factor affecting the control accuracy of CNC machine tools. This paper proposes a friction pre-compensation method...
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Adaptive robust control for fully electric pitch system of tank with dynamic friction compensation
This article addresses a problem of dynamic friction compensation for fully electric pitch system of tank based on modified LuGre model. Aiming to...
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Multi-degree-of-freedom Internal Model Control for Optoelectronic Stabilized Platform Based on Sliding Mode Friction Compensation
A multi-degree-of-freedom (multi-DOF) control method is proposed in this paper for the optoelectronic platform affected by internal and external...
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Online identification and robust compensation of extended nonlinear time-varying friction model in robotic arms
Torque loss values resulting from friction in mechanical arm joints and their actuators were identified. Then, using the LuGre friction model and...
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Modeling, system identification, and friction compensation of an actuator system for heave and surge wave energy converter experiments
A submerged, neutrally buoyant cylinder may be an attractive option for a wave energy converter design due to its potential for highly efficient...
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Medical Grabbing Servo System with Friction Compensation Based on the Differential Evolution Algorithm
This paper introduces a pneumatic finger cylinder servo control system for medical grabbing. First, according to the physical structure of the...
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Observer-based friction compensation in heavy-duty parallel robot control
This paper presents an experimental study on friction compensation for the high-precision tracking control of parallel manipulators. A...
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Robust control of uncertain robotic systems: An adaptive friction compensation approach
This paper solves the robust control problem of robotic manipulator systems with uncertain dynamics by friction compensation approach. A weighting...
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A Solution to Reduce Friction During Shutdown Process of Journal Bearings
This paper presents a new bearing structure (NSB) to reduce friction between the bearing and shaft during the shutdown process. The automatic...
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LuGre-Net: a hybrid neural network for friction modeling of feed systems in machine tools
Friction has a substantial impact on the performance of machine feed systems, and establishing a high-precision friction model is the main premise of...
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Prediction of friction angle and cutting force considering sticking friction in machining process
Sticking friction is a significant factor which influences the tribological behavior at the chip-tool interface and cutting force. This study...
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Feedback linearization control method for hydraulic flight simulation turntable based on variable inertia model compensation
The turntable plays an important role in semi-physical simulation of missiles and other aircraft. The precision of its control directly influences...
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Identification and Compensation of the Flexure-Induced Motion Error with a Voice Coil Motor
Flexures are commonly used in various fields, including optics, microscopy, robotics, and precision engineering since they offer several advantages...
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Tribological behavior of shape memory cyanate ester materials and their tunable friction mechanism
High-performance polymer friction materials with tunable tribological behavior to fit varied work conditions remain a challenge of widespread...
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Analytical modeling method for joint friction in harmonic drive robot
Traditional methods for characterizing friction in mechanical systems can be challenging, and the fitting accuracy often proves unsatisfactory. In...
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Compensation control of hydraulic manipulator under pressure shock disturbance
This study aims to develop an advanced controller for high-accuracy tracking control ofhydraulic manipulators. The primary technical challenges...
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Adaptive Trajectory Compensation of Large Inertia Robot
The electro-hydraulic controlled bionic robots suffer from path contour deviation, which is affected by inertia, system lag, and control system...
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Theoretical and experimental analysis of springback compensation for four-roll roll forming
The four-roll bending machine is large-scale bending equipment. It has a wide range of applications in various engineering industries. Rebound is an...
