Results 31 to 40 of about 727,460 (232)

Stiffness Modeling of Robotic Manipulator with Gravity Compensator [PDF]

open access: yes, 2013
The paper focuses on the stiffness modeling of robotic manipulators with gravity compensators. The main attention is paid to the development of the stiffness model of a spring-based compensator located between sequential links of a serial structure.
Klimchik, Alexandr   +5 more
openaire   +4 more sources

Passive Limitations for a Magnetic Gravity Compensator

open access: yesJournal of System Design and Dynamics, 2009
The development of sophisticated advanced vibration isolation is important because even the minutest vibrations have disastrous effects on the performance of static and moving parts in high-precision machines. This paper concerns with the isolation of these vibrations for a large static body in an advanced micro-lithographic system, where a passive ...
JANSSEN, Jeroen L. G.   +2 more
openaire   +2 more sources

Compensation Review Board (CRB) opinions. 2007

open access: yes, 2007
Updated annually; Began in 2003?; Title from home page last rev. Feb. 6, 2007 (publisher's web site, viewed Mar.
Connecticut. Workers' Compensation Commission. Compensation Review Board.
core   +3 more sources

Analysis on the Compensation Efficacy of Gravity Field Spherical Harmonic Models of Different Degrees for High-Precision Inertial Navigation Systems

open access: yesApplied Sciences
In long-endurance and high-precision navigation scenarios, gravity disturbances have become the core bottleneck limiting the performance improvement of high-precision Inertial Navigation Systems (INSs).
Shiyao Zhao   +5 more
doaj   +1 more source

Modelling of the gravity compensators in robotic manufacturing cells

open access: yesIFAC Proceedings Volumes, 2013
The paper deals with the modeling and identification of the gravity compensators used in heavy industrial robots. The main attention is paid to the geometrical parameters identification and calibration accuracy. To reduce impact of the measurement errors, the design of calibration experiments is used.
Klimchik, Alexandr   +5 more
openaire   +5 more sources

An Approach of Vibration Compensation for Atomic Gravimeter under Complex Vibration Environment

open access: yesSensors, 2023
Atomic gravimeter has been more frequently applied under complex and dynamic environments, but its measurement accuracy is seriously hampered by vibration-induced noise.
Hao Che   +5 more
doaj   +1 more source

A master–slave control method with gravity compensation for a hydraulic teleoperation construction robot

open access: yesAdvances in Mechanical Engineering, 2017
This research develops a gravity compensation method that determines the mass of a task object easily and compensates for the external force caused by the task object when it is conveyed by a hydraulic teleoperation construction robot.
Lingtao Huang   +3 more
doaj   +1 more source

Gravity‐Dependent Modulation of Downbeat Nystagmus: Insights From Velocity‐Storage Dysfunction

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Downbeat nystagmus varies with head position, a phenomenon termed gravity‐dependent modulation. We aimed to clarify its mechanism using a velocity‐storage model. Methods In 10 patients with downbeat nystagmus due to cerebellar disorders, we recorded eye movements at different pitch‐ and roll‐axis head positions.
Ji‐Hyung Park   +5 more
wiley   +1 more source

Development of pantograph-type robot arm equipped with 3-dimentional gravity compensation mechanism

open access: yesNihon Kikai Gakkai ronbunshu, 2017
In this paper, we described the principle, design prototype and evaluation of of 3-dimensional gravity compensation mechanism for human coexistence robot.
Hideichi NAKAMOTO   +3 more
doaj   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

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