Results 81 to 90 of about 155,286 (299)

Design of robust multi-loop PI controller for improved disturbance rejection with constraint on minimum singular value [PDF]

open access: yesArchives of Control Sciences
Disturbance rejection performance optimization with constraints on robustness for a multivariable process is commonly encountered in industrial control applications.
R. Arun   +4 more
doaj   +1 more source

Geometric Adaptive Control for a Quadrotor UAV with Wind Disturbance Rejection

open access: yes, 2018
This paper presents a geometric adaptive control scheme for a quadrotor unmanned aerial vehicle, where the effects of unknown, unstructured disturbances are mitigated by a multilayer neural network that is adjusted online.
Bisheban, Mahdis, Lee, Taeyoung
core   +1 more source

Disturbance Rejection for Biped Humanoids [PDF]

open access: yesProceedings 2007 IEEE International Conference on Robotics and Automation, 2007
This paper proposes a simple passivity-based disturbance rejection scheme for force-controllable biped humanoids. The disturbance rejection by force control is useful not only for self-balance, but also for stable and safety physical interaction between human and humanoid robots.
Sang-Ho Hyon, Gordon Cheng
openaire   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Research on Application of APF Based on LADRC in Electric Drilling Rig Power Grid

open access: yesShiyou jixie, 2021
Aiming at the problem of slow response and poor real-time current tracking of the active power filter(APF)in filtering out harmonics in the electric drilling rig grid, the active disturbance rejection control technology is used for the current tracking ...
Yan Hongliang, Li Leiming, Li Jiapeng
doaj  

Application research on improved active disturbance rejection control in air speed regulation of local ventilator

open access: yesGong-kuang zidonghua, 2019
In view of the problem of strong fluctuation of control signal in the existing active disturbance rejection control algorithm for air speed regulation of mine local ventilator, which causes shock and vibration of frequency converter and motor, an ...
OUYANG Mingsan, WU Guofang
doaj   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Closed-loop Frequency Tracking and Rejection [PDF]

open access: yes, 1997
This paper develops an adaptive controller for active vibration control. The method is based on the LQG approach via disturbance modelling given in De Nicolao [1].
Connolly, Allan J.   +2 more
core   +1 more source

Microfluidic Hydroporation Platform for Effective Allogeneic CAR‐T Cell Production and Subsequent Functional Cytotoxicity Analysis

open access: yesAdvanced Materials Technologies, EarlyView.
The hydroporator platform employs controlled hydrodynamic deformation for efficient mRNA and CRISPR/Cas9 delivery into primary human T cells, enabling allogeneic CAR‐T cell manufacturing. It preserves cell functionality and drives potent gene editing, CAR expression, and tumor cytotoxicity, while feature‐based analysis links these functional outcomes ...
Soohyun Jeon   +6 more
wiley   +1 more source

DESIGN AND REALIZATION OF A HAPTIC CRANE FORCE CONTROL FOR APPLICATION OF MATERIAL HANDLING BY USING ACTIVE FORCE CONTROL (AFC) [PDF]

open access: yes, 2010
The final project highlights a method for controlling a haptic crane and hoist model based on an Active Force Control (AFC) strategy. It is a disturbance rejection control technique in which AFC is employed to control accurately and robustly the trolley ...
Ningrum, Endah Suryawati   +2 more
core  

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