Results 101 to 110 of about 119,769 (367)

Special High-Strength Cast Iron with Spherical Graphite as a New Constructional Material

open access: yesМеханика машин, механизмов и материалов, 2012
The main results of research on the production of special high-strength cast iron (brand VCHTG) with high mechanical properties are presented. Preproduction series were produced from cast iron VCHTG for large gears on final drive for energy resources UES-
N.V. Psyrkov
doaj  

Numerical modeling of the churning power losses of gears: an innovative 3D computational tool suitable for planetary gearbox simulation

open access: yes, 2017
Thanks to the recent developments in the computer science, simulations are becoming an increasingly widespread approach that can help the designers in the development of new products.
Gorla, C, F. Concli, Concli, F, C. Gorla
core   +1 more source

LLM‐Based Scientific Assistants for Knowledge Extraction: Which Design Choices Matter?

open access: yesAdvanced Intelligent Discovery, EarlyView.
A comprehensive framework for optimizing Large Language Models in domain‐specific applications is introduced. The LLM Playground integrates Prompt Engineering, knowledge augmentation, and advanced reasoning strategies to enable systematic comparison of architectures and base models.
David Exler   +7 more
wiley   +1 more source

Hierarchical Convolution-Transformer Framework for Gear Fault Diagnosis Under Severe Noise

open access: yesIEEE Access
To address the limitations of convolutional neural networks in capturing global fault features, the high computational cost and overfitting risk of Transformer models in gear fault diagnosis, and the feature degradation under strong noise, this study ...
Qiushi He   +3 more
doaj   +1 more source

Extending Battery Usage Time of a Heavy‐Duty Mecanum‐Wheeled Autonomous Electric Vehicle Used in Iron–Steel Industry by Considering Wheel Slippage

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
It is a fact that slippage causes tracking errors in both longitudinal and lateral directions which results to have less travel distance in tracking a reference trajectory. Less travel distance means having energy loss of the battery and carrying loads less than planned.
Gokhan Bayar   +2 more
wiley   +1 more source

A Temperature Field Simulation of the Pressure Quenching Process of 18Cr2Ni2MoVNbA Gears

open access: yesMetals
In this paper, gears made of 18Cr2Ni2MoVNbA steel were taken as the research object, and their cooling curves under different flow rate conditions were determined.
Yu Wang   +4 more
doaj   +1 more source

Beveloid gears in planetary gear trains for increased power density and reduced backlash

open access: yes, 2017
By using beveloid gears in planetary gear trains it is possible to achieve very equal load sharing between the planet gears also for gear trains with more than 3 planet gears, thus making it possible to increase torque density and reduce weight.
Stensson, Alexander Eng,   +3 more
core  

Characteristics, Management, and Utilization of Muscles in Musculoskeletal Humanoids: Empirical Study on Kengoro and Musashi

open access: yesAdvanced Intelligent Systems, EarlyView.
Musculoskeletal humanoids exhibit rich biomechanical properties that remain insufficiently unified in prior discussions. This article systematically categorizes muscle characteristics into five properties: redundancy, independency, anisotropy, variable moment arm, and nonlinear elasticity, and analyzes their combined effects on control.
Kento Kawaharazuka   +2 more
wiley   +1 more source

Lock-in Thermography for Surface Treatment Characterization in Gears

open access: yesEngineering Proceedings
Mechanical gears are essential in power transmission systems across various industrial applications. Their performance is critically influenced by residual stresses from manufacturing processes like induction hardening, case hardening, and shot peening ...
Francesca Maria Curà   +2 more
doaj   +1 more source

JEER: GEAR [PDF]

open access: yesNotes and Queries
n ...
openaire   +2 more sources

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