Results 21 to 30 of about 678,348 (259)

Deployment of Alcohol Detection System in the Operations of Mechanical Systems [PDF]

open access: yesAfrican Journal of Science Policy and Innovation Management
The paper addressed the development of an alcohol detection device and its deployment in the operation of mechanical systems. The aim of the device is to prevent accidents caused by alcohol impairment of drivers/operators of the systems.
Babatunde V. Omidiji   +2 more
doaj   +1 more source

A new chaotic jerk system with a sinusoidal nonlinearity, its bifurcation analysis, multistability, circuit design and complete synchronization design via backstepping control [PDF]

open access: yesArchives of Control Sciences
In this research work, we investigate a new three-dimensional jerk system with three parameters in which one of the nonlinear terms is a sinusoidal nonlinearity.
Sundarapandian VaidyanathaN   +5 more
doaj   +1 more source

Closed-Form Representations of Friction

open access: yesIEEE Access, 2021
The current developed friction models are basically based on the assumption of the normal forces exerted between the contact surfaces known in advance, less work has been done for closed-form (i.e., analytic) modeling in complex mechanical systems where ...
Jin Huang   +4 more
doaj   +1 more source

Passivity-Based Safe Maneuvering Control of Mechanical Systems With Input Constraints

open access: yesIEEE Access
For mechanical systems with input constraints, safe maneuvering control is investigated in this paper. How to accomplish the maneuvering task without violating safety constraints is the main challenge.
Mingyue Cui, Yanzhuang Wei
doaj   +1 more source

Stability of the laws for the distribution of the cumulative failures in railway transport [PDF]

open access: yesTransport Problems, 2008
There are very many different laws of distribution (for example), bellshaped (Gaussian) distribution, lognormal, Weibull distribution, exponential, uniform, Poisson’s, Student’s distributions and so on, which help to describe the real picture of failures
Kirill VOYNOV
doaj  

Seamless Function-Oriented Mechanical System Architectures and Models

open access: yesEng
One major challenge of today’s product development is to master the constantly increasing product complexity driven by the interactions between different disciplines, like mechanical, electrical and software engineering.
Christian Wyrwich   +6 more
doaj   +1 more source

Central Nervous System Neuroblastoma, FOXR2‐Activated: A Pooled Analysis of Published Clinical Outcomes

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) neuroblastoma, FOXR2‐activated, is a recently recognized entity in the WHO CNS5 classification, defined by activation of the FOXR2 transcription factor and unique histopathological features. This review synthesizes available literature and pooled clinical data, providing insight into demographics ...
Sudarshawn Damodharan   +1 more
wiley   +1 more source

Feasibility and Safety of Somato‐Cognitive Coordination Therapy for Cerebellar Ataxia Following Pediatric Brain Tumor Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cerebellar ataxia after pediatric brain tumor treatment can cause persistent gait, balance, and speech impairment, yet no established rehabilitation strategy exists. Somato‐cognitive coordination therapy (SCCT) is a virtual reality–guided intervention designed to promote sensorimotor integration through visually constrained reaching
Masanobu Takeuchi   +10 more
wiley   +1 more source

Robust tracking control for a class of uncertain mechanical systems

open access: yesAutomatika, 2019
In this paper, it is proposed a control structure to solve the tracking problem in a class of uncertain mechanical systems. It is considered that the system is affected by unknown disturbances, discontinuous friction and uncertainties.
Raúl Rascón
doaj   +1 more source

Dynamic gravitational excitation of structural resonances in the hertz regime using two rotating bars

open access: yesCommunications Physics, 2023
With the planning of new ambitious gravitational wave observatories, fully controlled laboratory experiments on dynamic gravitation become more and more important.
Brack Tobias   +9 more
doaj   +1 more source

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