Results 21 to 30 of about 37,191 (267)

Inertia Control Strategy of DFIG-Based Wind Turbines Considering Low-Frequency Oscillation Suppression

open access: yesEnergies, 2021
It has become a basic requirement for wind turbines (WTs) to provide frequency regulation and inertia support. The influence of WTs on the low-frequency oscillation (LFO) of the system will change after adopting inertia control methods.
Haoming Liu, Suxiang Yang, Xiaoling Yuan
doaj   +1 more source

Power optimization control of VSC-HVDC system for electromechanical oscillation suppression and grid frequency control

open access: yesFrontiers in Energy Research, 2022
The voltage source converter (VSC) based high-voltage DC (HVDC) transmission system usually adopts damping and inertia control to quickly and independently adjust the active- and reactive- power, to improve the frequency stability and suppress the ...
Chaohao Bi   +6 more
doaj   +1 more source

Study on the effect of vehicle transient posture on brake feeling

open access: yesNihon Kikai Gakkai ronbunshu, 2020
In evaluating the brake feeling of passenger cars, it is known that vehicle postures such as pitching and heave influence other than the relationship between pedal depression force and stroke and deceleration.
Shirou MONZAKI   +3 more
doaj   +1 more source

An approximate solution of the affine-quadratic control problem based on the concept of optimal damping

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2021
The paper is devoted to a particular case of the nonlinear and nonautonomous control law design problem based on the application of the optimization approach.
Veremey Evgeny I.
doaj   +1 more source

Variable stiffness control for oscillation damping [PDF]

open access: yes2015 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2015
In this paper a model-free approach for damping control of Variable Stiffness Actuators is proposed. The idea is to take advantage of the possibility to change the stiffness of the actuators in controlling the damping. The problem of minimizing the terminal energy for a one degree of freedom spring-mass model with controlled stiffness is first ...
Gasparri, G. M.   +6 more
openaire   +1 more source

The development and tests of remote data acquisition and transmission system on civil engineering structural vibration

open access: yesJournal of Asian Architecture and Building Engineering, 2019
Aiming at the difficult problem of on-site real-time vibration responses monitoring and remote data transmission of the civil engineering structures, based on LabVIEW a remote data acquisition and transmission system is designed.
Ying-Qing Guo   +2 more
doaj   +1 more source

Damping Injection by Reset Control

open access: yesJournal of Dynamic Systems, Measurement, and Control, 2011
This paper presents a method for using reset control as an alternative way of obtaining dissipation for a class of port-Hamiltonian systems. One advantage of this approach is the simplicity of its implementation, which requires only a velocity observer.
Raimúndez, Cesáreo   +2 more
openaire   +3 more sources

Damping control of sloshing during liquid container transfer by active vibration reducer with 6-DOF parallel linkage (In the case of straight path on horizontal plane)

open access: yesMechanical Engineering Journal, 2014
This paper presents a method to damp sloshing in a liquid container during its transfer in a cart equipped with an active vibration reducer having a six-degree-of-freedom parallel linkage. Sloshing is generated during the liquid container's transfer.
Masafumi HAMAGUCHI, Takao TANIGUCHI
doaj   +1 more source

Twin-Delayed Deep Deterministic Policy Gradient for Low-Frequency Oscillation Damping Control

open access: yesEnergies, 2021
Due to the large scale of power systems, latency uncertainty in communications can cause severe problems in wide-area measurement systems. To resolve this issue, a significant amount of past work focuses on using emerging technology, including machine ...
Qiushi Cui, Gyoungjae Kim, Yang Weng
doaj   +1 more source

Damping measurements of a controlled composite material [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1974
Increased use of filamentary materials as reinforcements in structural components has necessitated obtaining information on the response of such material systems to a wide variety of loading conditions. One such technically important problem area is that associated with the dynamic response of composite materials to impact-type loading situations.
E. R. Jones   +2 more
openaire   +1 more source

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