JK Park, JH Lee, SK Kim, CK Ahn - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
With the proposed technique, a controlled brushless DC motor can robustly track the desired trajectory, while estimating angular acceleration, to remove current feedback. The controller …
This paper introduces a nonlinear PI controller for improved speed regulation in permanent magnet direct current (PMDC) motor drive systems. The nonlinearity comes from the …
SK Kim, Y Kim, CK Ahn - … on Circuits and Systems II: Express …, 2020 - ieeexplore.ieee.org
This brief presents a novel energy-shaping technique-based speed controller for permanent- magnet synchronous motors (PMSMs) considering machine nonlinearities and load and …
The overall performance of servo Permanent Magnet DC (PMDC) machines can be gravely undermined when the machine is prone to strong external disturbances and uncertainty in …
Z Huang, S Qiu, B Wang, Q Liu - Scientific Reports, 2024 - nature.com
The multi-motor servo system (MMSS) is an electro-mechanical system widely used in various fields, including electric vehicles, robotics, and industrial machinery. Depending on …
SK Kim, S Lim, CK Ahn - IEEE Transactions on Industrial …, 2024 - ieeexplore.ieee.org
This work presents an advanced decentralized multiloop output-feedback solution enabling closed-loop systems to reduce the position synchronization errors via feedback-loop …
KS Kim, SK Kim, CK Ahn - IEEE Transactions on Industrial …, 2022 - ieeexplore.ieee.org
This study presents a parameter-independent decentralized speed synchronizer for multiservo systems without a current feedback loop, considering the current dynamics. The …
Y Gao, C Jiang, D Yu, M Ahmad - Energy, 2023 - Elsevier
Abstract Electric Vehicles (EVs) have been typically proposed to replace conventional vehicles in the near future. The use of an Electric Differential (ED) in EV has many …
X Xu, Y Zhu, F Wu, CK Ahn - … on Circuits and Systems I: Regular …, 2024 - ieeexplore.ieee.org
This paper focuses on the sampled-data control for a DC-DC buck-boost converter, which is modeled as a class of continuous-time switched affine systems (SASs). The controller of the …