Results 11 to 20 of about 10,463 (163)
Mechanism Analysis of Time-Dependent Characteristic of Dynamic Errors of Machine Tools
Machines, 2022 The Dynamic Errors (DEs) of individual axes present Time-dependent Characteristics (TDCs) because the setpoints, as the input of the servo feed system, change in velocity, acceleration and jerk during the feed motion.
Dun Lyu +4 more
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Decoupling Control of a Multiaxis Hydraulic Servo Shaking Table Based on Dynamic Model
Shock and Vibration, 2021 Hydraulic servo shaking table is an essential testing facility to simulate the actual vibration situation in real time. As a parallel mechanism, multiaxis hydraulic servo shaking table shows strong coupling characteristic among different degrees of ...
Qitao Huang +3 more
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Nihon Kikai Gakkai ronbunshu, 2018 A no-backlash drive control technique which used two motors for forward rotation and reverse rotation to drive one load so as to cancel backlash has been using the same motor so far.
Akihiro MAEKAWA +2 more
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Nihon Kikai Gakkai ronbunshu, 2016 A no-backlash drive control technique in which two motors drive a load axis, as one is for a forward direction and another is for a reverse one, has a problem that the 1st natural frequency of the drive system may cause a backlash.
Akihiro MAEKAWA, Yusuke SUGIURA
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Design of a servo mechanism for controlling missile fins in pitch and yaw planes [PDF]
Scientific Technical ReviewThis paper explores the design and implementation of a servo mechanism utilizing DC electromotors for control of missile fin position. This research is focused on the analysis and optimization of DC electromotors to enhance the performance of servo ...
Jovičić Nebojša +3 more
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Sliding Mode Variable Structure Vector Control of Permanent Magnet Synchronous Machine Servo System for Side Scan Sonar [PDF]
Xibei Gongye Daxue Xuebao, 2018 To control the distance between the side scan sonar and the seabed, a permanent magnet synchronous machine(PMSM) servo system is designed, and the overall structure of the system and the design scheme of each part are presented.
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Analysis and optimization of the pilot stage of jet pipe servo valve
Alexandria Engineering Journal, 2022 Based on the principle of two-phase hydrodynamics and the mechanism of cavitation generation, this paper uses the finite volume method (FVM) in computational fluid dynamics (CFD) to analyse the features of fluid flow in jet amplifier, i.e., the pilot ...
Ying Zhang
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Calibration of an Automatic System Using a Laser Signature [PDF]
Journal of Systemics, Cybernetics and Informatics, 2003 The specific phenomenon, which appears in tuned CO2 lasers, called a laser signature, is used as a standard for calibration of the servomechanism. The proposed servomechanism can be used for continuous investigations of the laser signatures of different ...
Edward F. Plinski +2 more
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Aerodynamic Evaluation of Flapping Wings with Leading-Edge Twisting
Biomimetics, 2023 The purpose of the current study is to emphasize the characteristics and phenomena of leading-edge twisting in flapping wing vehicles. A fused deposition modeling (FDM) 3D printing method is applied to develop the flapping mechanisms with bevel gears to ...
Lung-Jieh Yang +6 more
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Mechanics & Industry, 2021 High mechanical advantage as well as low and steady slide speed within the working stroke Sn are the fundamental requirements for the working mechanism of servo-mechanical press.
Sun Yousong +3 more
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