AIMC Topic: Torque

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Nonlinear control of a class of non-affine variable-speed variable-pitch wind turbines with radial-basis function neural networks.

ISA transactions May 12, 2022
Due to complicated dynamics, wind turbines' governing equations are subject to uncertainties and unknown disturbance sources. Despite uncertainties and disturbance sources, the paper's focus is to design an adaptive controller that enables trajectory...
Neural Networks, Computer Nonlinear Dynamics Uncertainty Computer Simulation Torque
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Transfer of learned dynamics between different surgical robots and operative configurations.

International journal of computer assisted radiology and surgery Apr 6, 2022
PURPOSE: Using the da Vinci Research Kit (dVRK), we propose and experimentally demonstrate transfer learning (Xfer) of dynamics between different configurations and robots distributed around the world. This can extend recent research using neural net...
Humans Surgical Instruments Neural Networks, Computer Robotics Biomechanical Phenomena Torque
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Gait Entrainment to Torque Pulses From a Hip Exoskeleton Robot.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society Mar 22, 2022
Robot-aided locomotor rehabilitation has proven challenging. To facilitate progress, it is important to first understand the neuro-mechanical dynamics and control of unimpaired human locomotion. Our previous studies found that human gait entrained to...
Walking Gait Humans Torque Robotics Exoskeleton Device
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Lower-Limb Joint Torque Prediction Using LSTM Neural Networks and Transfer Learning.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society Mar 21, 2022
Estimation of joint torque during movement provides important information in several settings, such as effect of athletes' training or of a medical intervention, or analysis of the remaining muscle strength in a wearer of an assistive device. The abi...
Torque Ankle Joint Lower Extremity Knee Joint Machine Learning Biomechanical Phenomena Humans Neural Networks, Computer
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Metabolically efficient walking assistance using optimized timed forces at the waist.

Science robotics Mar 16, 2022
The metabolic rate of walking can be reduced by applying a constant forward force at the center of mass. It has been shown that the metabolically optimal constant force magnitude minimizes propulsion ground reaction force at the expense of increased ...
Humans Torque Walking Biomechanical Phenomena Gait Robotics
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Singular Configuration Analysis and Singularity Avoidance with Application in an Intelligent Robotic Manipulator.

Sensors (Basel, Switzerland) Feb 6, 2022
Recently, robotic sensor systems have gained more attention annually in complex system sense strategies. The robotic sensors sense the information from itself and the environment, and fuse information for the use of perception, decision, planning, an...
Motion Torque Robotics Humans Robotic Surgical Procedures Software
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Development of a Robot Arm Link System Embedded with a Three-Axis Sensor with a Simple Structure Capable of Excellent External Collision Detection.

Sensors (Basel, Switzerland) Feb 5, 2022
In order to effectively detect the contact state between the operator and the collaborative robot, a sensor with excellent external force detection performance is needed. The existing force/torque sensor and joint torque sensor, which are the two mai...
Reproducibility of Results Robotics Friction Torque Mechanical Phenomena
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Design and Calibration of Torque Measurement System of Comprehensive Performance Test Instrument of Industrial Robot Reducer.

Computational intelligence and neuroscience Feb 1, 2022
The measurement of input and output torque of a precision reducer, the core component of an industrial robot, plays a vital role in evaluating the robot's performance. The TMSIS and TMSOS of a vertical cylindrical high-precision reducer detector were...
Neural Networks, Computer Algorithms Calibration Robotics Torque
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A CT Image-Based Virtual Sensing Method to Estimate Bone Drilling Force for Surgical Robots.

IEEE transactions on bio-medical engineering Jan 20, 2022
OBJECTIVE: Current surgical robots face challenges to understand preoperative images like human surgeons, which hindering robots from making full use of preoperative information to operate stably and efficiently. We offer a method to estimate drillin...
Bone and Bones Mechanical Phenomena Torque Animals Tomography, X-Ray Computed Swine Cattle Robotics
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Robust fuzzy sliding mode controller for a skid-steered vehicle subjected to friction variations.

PloS one Nov 16, 2021
Skid-steered vehicles (SSV) are gaining huge importance in the market due to their applications like construction, agricultural work, material handling etc. The accuracy of performing such tasks require a robust control algorithm. The design of such ...
Robotics Torque Models, Theoretical Computer Simulation Motor Vehicles Fuzzy Logic Friction
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