Results 61 to 70 of about 8,052 (227)

Fault Diagnosis of Planetary Gearbox Based on Motor Current Signal Analysis

open access: yesShock and Vibration, 2020
Planetary gearbox is one of the most widely used core parts in heavy machinery. Once it breaks down, it can lead to serious accidents and economic loss.
Ziyuan Jiang, Qinkai Han, Xueping Xu
doaj   +1 more source

WindTrace: Assessing the environmental impacts of wind energy designs with a parametric life cycle inventory model

open access: yesJournal of Industrial Ecology, Volume 29, Issue 6, Page 2024-2038, December 2025.
Abstract Wind energy is expanding rapidly in Europe and plays a crucial role in the energy transition, yet existing life cycle inventory databases are outdated and lack the flexibility to accommodate continuously growing sizes of wind turbines. Here, we introduce WindTrace, an open‐source parametric model built on Brightway that generates customized ...
Miquel Sierra‐Montoya   +4 more
wiley   +1 more source

Application of GA-ACO Optimized BP Neural Network in Fault Diagnosis of Planetary Gearbox

open access: yesJixie chuandong, 2021
Aiming at the problems of low fault recognition rate, slow convergence speed and difficult parameter selection in the process of fault diagnosis of planetary gearbox based on BP neural network improved by optimization algorithm, a GA-ACO algorithm is ...
Chang Gao, Zhongqing Yu, Qiang Zhou
doaj  

Design of a Mechanical Power Circulation Test Rig for a Wind Turbine Gearbox

open access: yesApplied Sciences, 2020
We developed a mechanical power circulation test rig for a wind turbine gearbox with a power rating of 5.8 MW or less. The test rig consists of an electric motor, two auxiliary gearboxes, a torque-applying device, lubrication systems, cooling systems ...
Geun-Ho Lee   +4 more
doaj   +1 more source

Large wind energy converter: Growian 3 MW [PDF]

open access: yes, 1979
The main features of the Growian wind energy converter are presented. Energy yield, environmental impact, and construction of the energy converter are discussed.
Koerber, F., Thiele, H. A.
core   +1 more source

Smart Transfemoral Prosthetic Socket with Motorized Cable‐Driven System

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 11, November 2025.
This study presents an innovative transfemoral socket featuring a motorized cable‐driven system and a sensorized liner, designed to adapt to changes in residual limb volume while monitoring interface pressures. Users can seamlessly control the socket in both open‐ and closed‐loop modes via a customized mobile application, enhancing comfort and ...
Linda Paternò   +7 more
wiley   +1 more source

A novel information fusion method for the health monitoring of planetary gearbox based on veCMDE

open access: yesAdvances in Mechanical Engineering
Prognostic and health management of planetary gearbox can be of important to prevent catastrophic event and economic loss. The time-varying gear meshing position and the complex transmission path bring great challenge for the health monitoring of ...
Xianzhi Wang   +4 more
doaj   +1 more source

Structural optimisation of planetary gearbox components

open access: yesFME Transactions
The high-speed reduction in a relatively small space, coupled with a torque load capacity larger than that of any other standard transmission, positions planetary gear systems as one of the most vital components in gearing applications today.
Aleksandar Marinkovic   +3 more
openaire   +3 more sources

Design, control and evaluation of a low-cost active orthosis for the gait of spinal cord injured subjects [PDF]

open access: yes, 2016
Robotic gait training after spinal cord injury is of high priority to maximize independence and improve the living conditions of the patients. Current rehabilitation robots are expensive and heavy, and are generally found only in the clinical environment.
Alonso Sánchez, Francisco Javier   +6 more
core  

A Comprehensive Review of Deep Transfer Learning for Intelligent Fault Diagnosis in Rotating Machines

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
This paper reviews recent advances in deep transfer learning for intelligent fault diagnosis of rotating machinery. The review categorizes existing methods into four key types, evaluates their strengths and weaknesses, and outlines current challenges and future directions to guide researchers and practitioners in selecting effective approaches for ...
Temesgen Tadesse Feisa   +5 more
wiley   +1 more source

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