Results 61 to 70 of about 17,474 (298)

A demonstrative prototype of aeronautical dual-power path gear unit

open access: yes, 2011
The paper presents a process of designing, modelling and manufacturing of a demonstrative prototype of a dual-power path gear unit to be applied in aeronautical systems of drive transmission. The process of making a demonstrator of a dual-power path gear
Budzik, G.
core  

Molecular Engineering Mediated Interfacial Assembly as an Artificial Extracellular Matrix Remolds Bacteria With Enhanced Abiotic Resilience

open access: yesAdvanced Science, EarlyView.
A biomimetic artificial extracellular matrix is assembled directly on Pseudomonas fluorescens by co‐assembling amyloid‐like lysozyme and alginate at the cell surface. This conformal nanocoating acts as both a hydration buffer and a physiological priming layer, markedly enhancing desiccation tolerance, seed adhesion, storage stability, and biocontrol ...
Yuanyuan Wang   +5 more
wiley   +1 more source

Research of NC Gear-hobbing Machining and Error Compensation

open access: yesJixie chuandong, 2015
According to the principles of various gear profile generation and gear generating error,the motion control structure of NC hobbing system for gear machining is optimized.
Jia Dongsheng, Zhao Jiali
doaj  

Micro-parameter Optimization of Helical Cylindrical Gear based on Romax

open access: yesJixie chuandong, 2021
With the development of technology,the high precision transmission equipment has higher and higher requirements on gear. In the gearbox of main reduction helical cylindrical gear as the research object,by using Romax software,the gearbox model is ...
Hongfu Xing   +4 more
doaj  

Perancangan Gear Unit pada Transmisi Otomatis sebagai Media Pembelajaran

open access: yes, 2018
RINGKASAN Romadhan, Aldi Triyan. 2018. Perancangan Gear Unit pada Transmisi Otomatis sebagai Media Pembelajaran. Tugas Akhir, Diploma 3 Mesin Otomotif Fakultas Teknik Universitas Negeri Malang. Pembimbing: Fuad Indra Kusuma, S.Pd., M.Pd.
Aldi Triyan Romadhan; Mahasiswa
core  

A Versatile‐Designable Framework for Active and Programmable Shape‐Morphing Soft Matter Systems: From Inverse Design to Closed‐Loop Control

open access: yesAdvanced Science, EarlyView.
A versatile framework integrates addressable electrothermal actuation and strain‐constraint mechanisms to construct programmable shape‐morphing soft matter systems. By combining an analytical inverse design strategy for high‐fidelity 3D surface reconstruction with deep learning‐based closed‐loop control, this approach enables zero‐energy shape locking,
Kai Liu   +5 more
wiley   +1 more source

基于ANSYS的采煤机截割部传动系统齿轮疲劳分析

open access: yesJixie chuandong, 2014
Shearer service life and reliability of the gear cutting unit has the close relation.Based on ANSYS,the dynamics and fatigue analysis of the third stage gear of minimum safety coefficient of a certain type of shearer cutting unit transmission system are ...
赵丽娟, 杨勇, 李明昊
doaj  

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

Reliability and maintainability of a single stage reduction industrial gear unit

open access: yes, 2012
M. Ing.Reliability is basically the measure of performance, it is the probability that a system or component will perform its required task without failure under certain conditions for a given period of time [1].
Van Rooyen, Pierre
core   +1 more source

Research on Dynamic Performance of Locomotive Wheelset Driving Unitwith Gear Teeth Cracks

open access: yes机车电传动, 2016
In order to simulate the influences of gear teeth cracks on the dynamic performance of the wheelset driving system, withthe multi-body dynamic software SIMPACK, the vibration model of gear-pair meshing was established, which, meanwhile, was appliedto the
FAN Jiafeng   +3 more
doaj  

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