Design and Test of Admittance Control with Inner Adaptive Robust Position Control for a Lower Limb Rehabilitation Robot
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Control, Automation and Systems"
DOI: 10.1007/s12555-018-0477-z
Abstract: Although admittance control has been used in rehabilitation robots in many studies as it can realize compliant human-robot interaction, the inner proportional-integral-derivative (PID) controller of conventional admittance schemes is simple and not robust enough. This… read more here.
Keywords: control; robot; rehabilitation; controller ... See more keywords
Estimating driver time-varying neuromuscular admittance through LPV model and grip force
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.2539
Abstract: Abstract Humans can rapidly change their low-frequency arm dynamics (i.e., stiffness) to resist forces or give way to them. Quantifying driver’s time-varying arm dynamics is important for the development of steer-by-wire systems and haptic driver… read more here.
Keywords: admittance; grip force; time; force ... See more keywords
A variable stochastic admittance control framework with energy tank
Sign Up to like & getrecommendations! Published in 2020 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2020.12.2716
Abstract: Abstract In this paper we address the problem of implementing a stochastic variable admittance control. Both the variable part of the admittance control and the noise affecting the system may concur to the instability of… read more here.
Keywords: system; admittance control; admittance; energy tank ... See more keywords
Admittance matrix computation and stability analysis of droop controlled DC micro-grids with CPL
Sign Up to like & getrecommendations! Published in 2020 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2020.12.769
Abstract: Abstract In this paper, an analytical method of computing the admittance matrix is introduced that facilitates the stability analysis of DC micro-grid systems, in presence of constant power loads (CPLs). Due to their nonlinear behaviour,… read more here.
Keywords: stability analysis; admittance matrix; admittance; micro grid ... See more keywords
Theory for influence of ohmic resistance and electrode roughness on admittance voltammetry of reversible E and EE reactions
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Electroanalytical Chemistry"
DOI: 10.1016/j.jelechem.2021.115601
Abstract: Abstract The theory is developed for the admittance voltammetry of reversible EE process under the influence of uncompensated solution resistance at random and fractally rough electrode. The theory accounts for the influence of random roughness… read more here.
Keywords: influence; electrode; resistance; length ... See more keywords
Fatigue damage monitoring of reinforced concrete frames using wavelet transform energy of PZT-based admittance signals
Sign Up to like & getrecommendations! Published in 2020 at "Measurement"
DOI: 10.1016/j.measurement.2020.108033
Abstract: Abstract The paper presents a novel structural health monitoring approach based on the wavelet energy of admittance signals to detect, localize and estimate the severity of the damages caused by fatigue in reinforced concrete (RC)… read more here.
Keywords: reinforced concrete; admittance; energy; concrete frames ... See more keywords
Influence of temperature on phase shift angle and admittance of moistened composite of cellulose and insulating oil
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.110041
Abstract: Abstract This paper describes precise tests of frequency–temperature relations of the phase shift angle and admittance of a reference sample of composite of cellulose and insulating oil with a moisture content of (5.0 ± 0.20)%… read more here.
Keywords: angle admittance; temperature; shift angle; phase shift ... See more keywords
Admittance matching analysis and optimization of transmission through an ultracompact hybrid plasmonic waveguide Bragg grating
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2019.03.054
Abstract: Abstract Hybrid plasmonic waveguide Bragg gratings (HPWBGs) are promising and essential components in ultracompact integrated circuits. In this paper, the transmission spectra of HPWBGs composed of two types of HPWs with different low-index dielectric layers… read more here.
Keywords: transmission; hybrid plasmonic; waveguide bragg; plasmonic waveguide ... See more keywords
Based on human-like variable admittance control for human–robot collaborative motion
Sign Up to like & getrecommendations! Published in 2023 at "Robotica"
DOI: 10.1017/s0263574723000383
Abstract: Admittance control of the robot is an important method to improve human–robot collaborative performance. However, it displays poor matching between admittance parameters and human–robot collaborative motion. This results in poor motion performance when the robot… read more here.
Keywords: robot collaborative; human robot; robot; admittance ... See more keywords
Design and deposition of a metal-like and admittance-matching metamaterial as an ultra-thin perfect absorber
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-03392-7
Abstract: A stratiform metamaterial, comprising metal and dielectric thin films, exhibits both near-perfect antireflection and strong light extinction to function as a perfect and ultra-thin light absorber. The equivalent admittance and extinction coefficient of the metamaterial… read more here.
Keywords: ultra thin; admittance; metal; design deposition ... See more keywords
Broadband and thin magnetic absorber with non-Foster metasurface for admittance matching
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-07323-4
Abstract: One of the long-standing and challenging problems in microwave engineering is the realization of ultra-wideband absorption using extremely-thin structures. Magnetic material can facilitate thickness reduction for microwave absorbers but also bring inherent narrowband admittance matching… read more here.
Keywords: admittance matching; admittance; thin magnetic; absorber ... See more keywords