Results 31 to 40 of about 135,602 (309)

A Novel Hybrid Robot for In-Pipe Maintenance and Inspection

open access: yesIEEE Access
Pipelines play a crucial role in the movement of key resources such as water, oil, and gas in today’s globe. The continued development of urbanization is resulting in a significant annual increase in the number of pipes. The prompt maintenance and
Dias Akimbay   +6 more
doaj   +1 more source

CONTROL OF ROBOTIC ASSEMBLY COMPLEX

open access: yesНаука Красноярья, 2015
In the presented work describes a system of computer control and robotic assembly complex. The mathematical model of the manipulator on the basis of the method of Denavit-Hartenberg is received.
Tatyana Egorovna Mamonova
doaj   +1 more source

Experimental investigations of the effects of cutting angle on chattering of a flexible manipulator [PDF]

open access: yes, 1991
When a machine tool is mounted at the tip of a robotic manipulator, the manipulator becomes more flexible (the natural frequencies are lowered). Moreover, for a given flexible manipulator, its compliance will be different depending on feedback gains ...
Book, W.   +3 more
core   +1 more source

Dynamic Modeling and Simulation of a Rotating Single Link Flexible Robotic Manipulator Subject to Quick Stops [PDF]

open access: yes, 2014
Single link robotic manipulators are extensively used in industry and research operations. The main design requirement of such manipulators is to minimize link dynamic deflection and its active end vibrations, and obtain high position accuracy during its
Dupac, Mihai, Noroozi, Siamak
core   +1 more source

Dynamic Manipulability of Robot Manipulators

open access: yesTransactions of the Society of Instrument and Control Engineers, 1985
The concept of dynamic manipulability measure of robot arms is proposed as a quantitative measure of their manipulating ability in positioning and orienting the end-effectors, which takes the arm dynamics into consideration. This measure is defined on the basis of the relation between the joint driving force and the acceleration of the end-effector ...
openaire   +3 more sources

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

SPINAL MANIPULATION

open access: yesBMJ, 1931
No abstract available.
openaire   +3 more sources

Effects of Cancer Treatment on Somatosensory and Nociceptive Processing in Children and Adolescents: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Chemotherapy‐induced peripheral neuropathy remains a major complication in pediatric cancer, with disrupted somatosensory and nociceptive processing being a key aspect. This review synthesizes empirical studies on alterations in somatosensory and nociceptive processing in children and adolescents with cancer.
Julia Schweiger   +4 more
wiley   +1 more source

Collision Detection and Identification on Robot Manipulators Based on Vibration Analysis

open access: yesSensors, 2019
Robot manipulators should be able to quickly detect collisions to limit damage due to physical contact. Traditional model-based detection methods in robotics are mainly concentrated on the difference between the estimated and actual applied torque.
Feiyan Min, Gao Wang, Ning Liu
doaj   +1 more source

Nonlinear Nonsingular Fast Terminal Sliding Mode Control Using Deep Deterministic Policy Gradient

open access: yesApplied Sciences, 2021
Background: As a control strategy of industrial robots, sliding mode control has the advantages of fast response and simple physical implementation, but it still has the problems of chattering and low tracking accuracy caused by chattering.
Zefeng Xu   +4 more
doaj   +1 more source

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