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A Three-Dimensional Finite Element Analysis Model of SAW Torque Sensor with Multilayer Structure [PDF]

open access: yesSensors, 2022
A three-dimensional finite element analysis model of surface acoustic wave (SAW) torque sensor based on multilayer structure is proposed in this paper. Compared with the traditional saw torque sensor with quartz as piezoelectric substrate, the SAW torque
Zhipeng Li   +3 more
doaj   +2 more sources

A Novel Variable Stiffness Torque Sensor with Adjustable Resolution [PDF]

open access: yesMicromachines
In rotating machinery, the demands for torque sensor resolution and range in various torque measurements are becoming increasingly stringent. This paper presents a novel variable stiffness torque sensor designed to meet the demands for high resolution or
Zhongyuan Mao   +4 more
doaj   +2 more sources

A Highly Reliable Embedded Optical Torque Sensor Based on Flexure Spring [PDF]

open access: yesApplied Bionics and Biomechanics, 2018
We propose a new highly reliable and lightweight embedded optical torque sensor for biomimetic robot arm enabling the torque measurement in joints, which can measure torque of the joint by detecting torsion of its elastic element (mechanical structure or
Yuwang Liu   +4 more
doaj   +2 more sources

Rugged and Compact Three-Axis Force/Torque Sensor for Wearable Robots [PDF]

open access: yesSensors, 2021
In the field of robotics, sensors are crucial in enabling the interaction between robots and their users. To ensure this interaction, sensors mainly measure the user’s strength, and based on this, wearable robots are controlled. In this paper, we propose
Heeyeon Jeong   +5 more
doaj   +2 more sources

Design of a Non-Contact Radial Torque Sensor with Variable Torque Range by Electromagnetic Coil Coupling with Piezoelectric Sensor. [PDF]

open access: yesMaterials (Basel), 2021
Recently, due to the development of automation technology, torque measuring and monitoring technologies have been brought to the focus. However, the commercially available sensors have the disadvantage of large volume, which results in the difficulty of ...
Wang SH.
europepmc   +2 more sources

Virtual Torque Sensor for Low-Cost RC Servo Motors Based on Dynamic System Identification Utilizing Parametric Constraints [PDF]

open access: yesSensors, 2018
We propose a novel virtual torque sensor for commercial low-cost radio-controlled (RC) servo motors. The virtual torque sensor has played an important role for conventional robots.
Yoonkyu Hwang   +2 more
doaj   +2 more sources

Design Analysis and Isotropic Optimization for Miniature Capacitive Force/Torque Sensor [PDF]

open access: yesSensors
A capacitive six-axis force/torque (F/T) sensor has favorable characteristics for miniature design. However, when designing small-sized force/torque sensors, anisotropy among the six axes can lead to uneven sensitivity across each axis.
Seung Yeon Lee   +5 more
doaj   +2 more sources

A low cost 3D-printed robot joint torque sensor

open access: yesMATEC Web of Conferences, 2018
Technological advances allow researchers to develop advanced arm robots and can safely work side by side with humans Therefore, a robot arm controller can be designed in such way that the robot arm can move along the desired trajectories and act upon ...
Siradjuddin Indrazno   +6 more
doaj   +3 more sources

Development of Torque Sensor with High Sensitivity for Joint of Robot Manipulator Using 4-Bar Linkage Shape

open access: yesSensors, 2016
The torque sensor is used to measure the joint torque of a robot manipulator. Previous research showed that the sensitivity and the stiffness of torque sensors have trade-off characteristics.
Hong-Xia Zhang   +2 more
doaj   +3 more sources

SAW Torque Sensor Gyroscopic Effect Compensation by Least Squares Support Vector Machine Algorithm Based on Chaos Estimation of Distributed Algorithm [PDF]

open access: yesSensors, 2019
As this study examined the issue of surface acoustic wave (SAW) torque sensor which interfered in high rotational speed, the gyroscopic effect generated by rotation was analyzed.
Wei Han   +3 more
doaj   +2 more sources

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