Design of new practical phase shaping circuit using optimal pole–zero interlacing algorithm for fractional order PID controller
Sign Up to like & getrecommendations! Published in 2017 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-016-0920-0
Abstract: This paper presents the implementation of fractional order PID (FO-PID) controller using hardwired modules of constant phase element (CPE). A new approach of phase shaping by slope cancellation of asymptotic phase plots for zeros and… read more here.
Keywords: phase; fractional order; pole zero; controller ... See more keywords
Iterative Pole–Zero model updating: A combined sensitivity approach
Sign Up to like & getrecommendations! Published in 2018 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2017.11.002
Abstract: Abstract A crucial step in the control of a weakly damped high precision motion system is having an accurate dynamic model of the system from actuators to sensors and to the unmeasured performance variables. A… read more here.
Keywords: poles zeros; sensitivity; pole zero; model ... See more keywords
Matched‐pole–zero discrete‐time model in the state‐space representation
Sign Up to like & getrecommendations! Published in 2020 at "Iet Control Theory and Applications"
DOI: 10.1049/iet-cta.2019.0382
Abstract: In this paper, the matched-pole–zero model which has been widely used for discretisation of a single-input–single-output control system described in transfer-function forms is extended to be applicable to the system in state-space forms. The matched-pole–zero… read more here.
Keywords: discrete time; zero model; pole zero; model ... See more keywords
Automatic Monitor-Based Tuning of Reconfigurable Silicon Photonic APF-Based Pole/Zero Filters
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2018.2795582
Abstract: Reconfigurable photonic filters are promising candidates to meet the requirements of future microwave communication systems. However, sensitivity to process and temperature variations necessitates an automatic calibration solution to enable robust operation. This paper demonstrates fully… read more here.
Keywords: apf based; based pole; zero filters; pole zero ... See more keywords
Identifying Resonant Poles by Visual Inspection of Pole-Zero Plots
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2022.3222100
Abstract: We derive the $s$- and $z$-plane pole regions for continuous-time and discrete-time LTI systems to yield resonance. In this way, resonance can be identified by visual inspection of the pole-zero plot, without the need for… read more here.
Keywords: pole; visual inspection; pole zero; tex math ... See more keywords
Harmonic Instability of LCL-Type Grid-Connected Inverter Caused by the Pole-Zero Cancellation: A Case Study
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3123616
Abstract: Pole-zero cancellation technique has drawn much attention to tackle the filter resonance of the LCL-type grid-connected inverter for simplifying the stability-oriented design. However, its potential stability risk was rarely concerned. As one representative of this… read more here.
Keywords: lcl type; zero cancellation; pole zero; type grid ... See more keywords