Results 11 to 20 of about 4,787 (207)

Methods to Increase the Robustness of Finite-Volume Flow Models in Thermodynamic Systems

open access: yesEnergies, 2014
This paper addresses the issues linked to simulation failures during integration in finite-volume flow models, especially those involving a two-phase state.
Sylvain Quoilin   +4 more
doaj   +1 more source

Adaptive Second Order Recursive Terminal Sliding Mode Control for a Four-Wheel Independent Steer-by-Wire System

open access: yesIEEE Access, 2020
An adaptive second order recursive terminal sliding mode (SO-RTSM) is developed for the steering angle control of a four-wheel independent steer-by-wire (4WI-SbW) system.
Bin Deng, Ke Shao, Han Zhao
doaj   +1 more source

Chatter Stability of Machining Operations [PDF]

open access: yesJournal of Manufacturing Science and Engineering, 2020
AbstractThis paper reviews the dynamics of machining and chatter stability research since the first stability laws were introduced by Tlusty and Tobias in the 1950s. The paper aims to introduce the fundamentals of dynamic machining and chatter stability, as well as the state of the art and research challenges, to readers who are new to the area. First,
Altintas, Yusuf   +4 more
openaire   +5 more sources

Analysis of impact chattering [PDF]

open access: yesMiskolc Mathematical Notes, 2017
In this paper, mechanical models with Newton's Law of impacts are studied. One of the most interesting properties in some of these models is chattering. This phenomenon is understood as the appearance of an infinite number of impacts occurring in a finite time.
Akhmet, Marat, Çag, Sabahattin
openaire   +3 more sources

Governor design for hydropower plants by intelligent sliding mode variable structure control [PDF]

open access: yesJournal of Artificial Intelligence and Data Mining, 2016
This work proposes a neural-fuzzy sliding mode control scheme for a hydro-turbine speed governor system. Considering the assumption of elastic water hammer, a nonlinear mode of the hydro-turbine governor system is established. By linearizing this mode, a
D. Qian, L. Yu
doaj   +1 more source

Integral sliding mode control for active suspension systems of half-vehicle model

open access: yesMechanical Engineering Journal, 2015
This paper proposes a design method of sliding mode controller with the robustness against actuator uncertainty for active suspension systems of half-vehicle model. The features of the proposed sliding mode controller are not to require any force sensors
Shigehiro TOYAMA, Fujio IKEDA
doaj   +1 more source

Sliding Mode Control of Servo Feed System Based on Fuzzy Reaching Law

open access: yesApplied Sciences, 2023
An adaptive sliding mode control method based on the fuzzy exponential convergence law is proposed to solve the jitter problem caused by the sliding mode control of the servo-feed system and to improve the tracking performance of the system.
Chong-Li Huang   +3 more
doaj   +1 more source

Actuator fault reconstruction using FDI system based on sliding mode observers [PDF]

open access: yesINCAS Bulletin, 2022
Interplanetary space missions require spacecraft autonomy in order to fulfill the mission objective. The fault detection and isolation (FDI) system increases the level of autonomy and can ensure the safety of the spacecraft by detecting and isolating ...
Florin-Adrian STANCU   +1 more
doaj   +1 more source

Simulation research of the second order sliding mode observer of sensorless permanent magnet synchronous motor

open access: yesGong-kuang zidonghua, 2014
For eliminating chattering caused by traditional sliding mode observer used in sensorless control of permanent magnet synchronous motor, a sliding mode observer based on the second order sliding mode control method was proposed to estimate position and ...
DENG Xinzhong
doaj   +1 more source

A New Backstepping Sliding Mode Guidance Law Considering Control Loop Dynamics [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2016
In this paper, a new procedure for designing the guidance law considering the control loop dynamics is proposed. The nonlinear guidance loop entailing a first order lag as the control loop dynamics is formulated. A new finite time and smooth backstepping
Vahid Behnamgol   +2 more
doaj  

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