Results 31 to 40 of about 64,608 (286)

Multiple-fault detection methodology based on vibration and current analysis applied to bearings in induction motors and gearboxes on the kinematic chain [PDF]

open access: yes, 2016
© 2016 Juan Jose Saucedo-Dorantes et al. Gearboxes and induction motors are important components in industrial applications and their monitoring condition is critical in the industrial sector so as to reduce costs and maintenance downtimes.
Delgado Prieto, Miquel   +4 more
core   +2 more sources

Pattern Formation in Non‐Equilibrium Architected Materials

open access: yesAdvanced Materials Technologies, EarlyView.
This article demonstrates an artificial mechanical system ‐ a robotic metamaterial ‐ as an accessible and versatile platform within which to explore and prescribe the reaction‐diffusion driven pattern formation hitherto associated with comparatively less accessible and versatile non‐equilibrium biological and chemical systems.
Vinod Ramakrishnan, Michael J. Frazier
wiley   +1 more source

Optimization of motor and gearbox for an ultra light electric vehicle [PDF]

open access: yes, 2014
The integrated design of the drivetrain of a single person ultra light electric vehicle powered by batteries is optimized towards high efficiency and low mass.
Hofman, Isabelle   +2 more
core   +1 more source

Observations of acoustic emission activity during gear defect diagnosis. [PDF]

open access: yes, 2003
It is widely recognised that acoustic emission (AE) is gaining ground as a non- destructive technique (NDT) for health diagnosis on rotating machinery.
Mba, David, Toutountzakis, Tim
core   +2 more sources

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

Research on Vibration and Noise Coupling Characteristics of Bogie Gearboxes for Metro Vehicles

open access: yesJixie chuandong, 2023
Aiming at the common key issues for gearbox vibration and noise, a certain type of subway car bogie gearbox has been regarded as the research object.
Ni Jinshang
doaj  

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Contribution analysis of vibration transmission path of planetary reducer box based on velocity involvement loss

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2023
Planetary reducer box undertakes the vibration transmitted from gear transmission system to bearing, and further transmits the vibration to the base. Research on the transmission path contribution of reducer box has an important guiding role in reducing ...
Miaomiao Li   +5 more
doaj   +1 more source

BAJA SAE: Building an Engineer [PDF]

open access: yes, 2019
of the necessary experience needed to perform the job with a high level of competence. Simulating this real-world experience in a classroom or lab becomes difficult when it has to be squeezed into a class like senior design.
Brown, Fredericka   +2 more
core   +1 more source

Gait Analysis of Pak Biawak: A Necrobot Lizard Built using the Skeleton of an Asian Water Monitor (Varanus Salvator)

open access: yesAdvanced Robotics Research, EarlyView.
Pak Biawak, a necrobot, embodies an unusual fusion of biology and robotics. Designed to repurpose natural structures after death, it challenges conventional boundaries between nature and engineering. Its movements are precise yet unsettling, raising questions about sustainability, ethics, and the untapped potential of biointegrated machines.
Leo Foulds   +2 more
wiley   +1 more source

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