Results 81 to 90 of about 116,310 (262)

Combined Mechanism and Its Kinematics Inverse Algorithm for Realizing Constant Speed Reciprocating Motion

open access: yesJixie chuandong, 2019
A combined mechanism which can realize constant speed reciprocating motion of its follower is presented. The mechanism is composed of a pair of non-circular gears and a sine mechanism in series.
Yu Chen, Zhixian He, Peicheng Shi
doaj  

Entropy optimization and heat transfer analysis of radiative MHD hybrid nanofluid flow in a porous triangular cavity under varying thermal effects

open access: yesResults in Engineering
This study examines the entropy formation of magnetohydrodynamics (MHD) natural convection flow in a radiative porous right-angled triangular cavity filled with a hybrid nanofluid under uniform and non-uniform(sinusoidal and step) heating conditions. The
Jeyashri K, Prabhakar V
doaj   +1 more source

Fully 3D‐Printed Wave‐Wound Electromagnetic Motors

open access: yesAdvanced Materials Technologies, EarlyView.
This work presents the first fully 3D‐printed wave‐wound electromagnetic motors, which are created using conductive nanoparticle inks, carbon‐filled nylon polymers, and surface mount components. These motors can achieve a stall torque of 7.62N·mmA−1$7.62 \nobreakspace N{\cdot }mm A^{-1}$ and efficiency of 28.2 %, which approaches the performance of ...
Joseph Schwalbe   +4 more
wiley   +1 more source

Fractional-conformable control for cooperative object transport in multi-robot systems

open access: yesResults in Engineering
This paper proposes a decentralized control framework for cooperative object transport in a multi-robot system (MRS) composed of two omnidirectional robots and one object. The approach integrates Conformable Fractional Functions (CFF) within a fractional-
Alejandro Toro-Ossaba   +6 more
doaj   +1 more source

Bidirectional Process Prediction in the Laser‐Induced‐Graphene Production Using Blackbox Deep Learning

open access: yesAdvanced Materials Technologies, EarlyView.
This study shows that a lightweight blackbox neural network provides a practical, cost‐effective solution for bidirectional process prediction in laser‐induced graphene (LIG) fabrication. Achieving high predictive performance with minimal overhead, the approach democratizes machine learning (ML) for resource‐limited environments.
Maxim Polomoshnov   +3 more
wiley   +1 more source

Influence of sinusoidal motion on Stirling engines

open access: yes, 2018
Stirling engines have a high potential to produce renewable energy due to their ability to use a wide range of sustainable heat sources and their high theoretical efficiencies.
Ranieri, Salvatore
core  

Ship roll motion under different amplitude sinusoidal fin angle signals.

open access: yes, 2019
Ship roll motion under different amplitude sinusoidal fin angle signals.
Peipei You (6710939)   +4 more
core   +1 more source

Testing and Simulation of Multilayer Polyvinylidene Fluoride‐Based Piezoelectric Energy Harvester Devices

open access: yesAdvanced Materials Technologies, EarlyView.
The study considers the use of polymer/dielectric‐based multilayers piezoelectric Energy Harvesters (EH) to produce an output voltage and current, by exploiting the mechanical energy provided by human organs movements. In particular, the heart motion is considered from the kinematic viewpoint, and a multiphysics theoretical model is developed to assess
Hamdi Ezzin   +5 more
wiley   +1 more source

Discomfort of seated persons exposed to low frequency lateral and roll motion

open access: yes, 2012
Passengers of land transport are exposed to horizontal and rotational oscillations at frequencies less than 1 Hz which may cause vibration discomfort and motion sickness.
Beard, George
core  

Roll motion under different amplitude sinusoidal fin angle control signals.

open access: yes, 2019
Roll motion under different amplitude sinusoidal fin angle control signals.
Peipei You (6710939)   +4 more
core   +1 more source

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