Results 1 to 10 of about 34,165 (160)

Biaxial Angular Acceleration Sensor with Rotational-Symmetric Spiral Channels and MEMS Piezoresistive Cantilevers [PDF]

Micromachines, 2021
Angular acceleration sensors are attracting attention as sensors for monitoring rotational vibration. Many angular acceleration sensors have been developed; however, multiaxis measurement is still in a challenging stage.
Rihachiro Nakashima, Hidetoshi Takahashi
doaj   +2 more sources

Development of Bionic Semicircular Canals and the Sensation of Angular Acceleration [PDF]

Bioengineering, 2022
To study the sensing process of the human semicircular canals (HSCs) during head rotation, which is difficult to directly measure due to physiological reasons.
Zhi Wang, Shien Lu, Xianjin Wang, Yuhang Chen, Junjie Gong, Yani Jiang, Yixiang Bian   +6 more
doaj   +2 more sources

A Novel Permanent Magnetic Angular Acceleration Sensor [PDF]

Sensors, 2015
Angular acceleration is an important parameter for status monitoring and fault diagnosis of rotary machinery. Therefore, we developed a novel permanent magnetic angular acceleration sensor, which is without rotation angle limitations and could directly ...
Hao Zhao, Hao Feng
doaj   +2 more sources

A Novel Angular Acceleration Sensor Based on the Electromagnetic Induction Principle and Investigation of Its Calibration Tests

Sensors, 2013
An angular acceleration sensor can be used for the dynamic analysis of human and joint motions. In this paper, an angular acceleration sensor with novel structure based on the principle of electromagnetic induction is designed.
Hao Zhao, Hao Feng
exaly   +3 more sources

Biomechanical Profiles of Diagnosed Concussions in Rugby Union: A Case Study Using Instrumented Mouthguards [PDF]

Sports Medicine - Open
Background This case study presents biomechanical profiles of three confirmed concussions in professional Under 21 (U21) academy rugby union players, recorded using instrumented mouthguards (iMGs).
Jonathan Ward, James Tooby, Damien Bonnet, Mickael Roumeau, Loic Louit, Patrice Halimi, Jean-Jacques Raymond, Julien Piscione, Olivier Gavarry   +8 more
doaj   +2 more sources

Joint motion planning of industrial robot based on hybrid polynomial interpolation

Xibei Gongye Daxue Xuebao, 2022
To plan an industrial robot's point-to-point joint motion that has velocity constraints, the cubic polynomial interpolation planning method has angular acceleration discontinuity.
PU Yasong, SHI Yaoyao, LIN Xiaojun, ZHANG Wenbin, CHEN Zhen   +4 more
doaj   +1 more source

Power Spectrum of Acceleration and Angular Velocity Signals as Indicators of Muscle Fatigue during Upper Limb Low-Load Repetitive Tasks

Sensors, 2022
Muscle fatigue is a risk factor for developing musculoskeletal disorders during low-load repetitive tasks. The objective of this study was to assess the effect of muscle fatigue on power spectrum changes of upper limb and trunk acceleration and angular ...
Béatrice Moyen-Sylvestre, Étienne Goubault, Mickaël Begon, Julie N. Côté, Jason Bouffard, Fabien Dal Maso   +5 more
doaj   +1 more source

Estimation of the Center of Mass of GRACE-Type Gravity Satellites

Remote Sensing, 2022
One of the key constraints for the accelerometer of GRACE-type gravity satellites to accurately measure the non-gravitational accelerations acting on the satellite is that the center of mass of the satellite and the proof mass of the accelerometer should
Zhiyong Huang, Shanshan Li, Lin Cai, Diao Fan, Lingyong Huang   +4 more
doaj   +1 more source

Eccentric overload differences between loads and training variables on flywheel training

Biology of Sport, 2023
There is considerable debate about the existence of a real eccentric overload in flywheel exercises. This study aimed to analyse the differences in concentric: eccentric mechanical output ratios between different loads and variables in the flywheel squat
Alejandro Muñoz-López, Fábio Yuzo Nakamura, Marco Beato   +2 more
doaj   +1 more source

Real-Time Joint Angular-Acceleration Planning for Vision-Based Kinematically Redundant Manipulator in Dynamic Environment

IEEE Access, 2020
This paper presents an angular acceleration planning for joint configuration spaces of vision-based kinematically redundant robot manipulators to achieve real-time tracking tasks in dynamic environment.
Hui Zhang, Hongzhe Jin, Mingda Ge, Yanhe Zhu, Jie Zhao   +4 more
doaj   +1 more source