Results 31 to 40 of about 5,634,113 (341)

A RES-GANomaly Method for Machine Sound Anomaly Detection

open access: yesIEEE Access
Automatic detection of mechanical failure is an essential technology in the fourth industrial revolution, which involves artificial-intelligence-based factory automation.
Xiaowei Huang, Fabin Guo, Long Chen
doaj   +1 more source

Research on the Heavy Gas Action Characteristics of BF Type Double Float Ball Gas Relay Under Transient Oil Flow Impact

open access: yesEnergies
The gas relay is a common non-electric protection device inside transformers, installed on the connecting pipeline between the transformer oil tank and the oil conservator.
Chengxiang Liu   +5 more
doaj   +1 more source

Design of tool-state monitoring system based on current method

open access: yesThe Journal of Engineering, 2019
Tool failure is one of the main causes of failure in CNC machine tool machining. The real-time online monitoring technology of CNC machine tool is studied, which is helpful to improve the efficiency of failure-free operation of CNC machine tool and ...
Weiwei Sun   +3 more
doaj   +1 more source

Probability-Based Failure Evaluation for Power Measuring Equipment

open access: yesEnergies, 2021
Accurate reliability and residual life analysis is paramount during the designing of reliability requirements and rotation of power measuring equipment (PME). However, the sample dataset of failure is usually sparse and contains inevitable pollution data,
Jie Liu   +4 more
doaj   +1 more source

The effect of sterilization and number of use on the accuracy of friction-style mechanical torque limiting devices for dental implants

open access: yesDental Research Journal, 2014
Background: Mechanical torque limiting devices (MTLDs) are necessary tools to control a peak torque and achieving target values of screw component of dental implants.
Ali Fayaz   +4 more
doaj   +1 more source

The equipment failure assessment on the secondary system in smart substation

open access: yes电力工程技术, 2022
The establishment of failure risk assessment on the secondary system in smart substation can help power gird company timely arrange maintenance when the failure risk of equipment accumulates to a certain extent,thus effectively preventing systematic ...
YANG Qing, ZHU Daohua
doaj   +1 more source

Investigation of Motor Current Signature Analysis in Detecting Unbalanced Motor Windings of an Induction Motor with Sensorless Vector Control Drive [PDF]

open access: yes, 2015
Maintaining the efficiency of AC motors in site equipment is important, given the increasing cost of energy. Reduction of motor efficiency from baseline manufacturer data can go undetected until total failure of the equipment is experienced.
Ashari, Djoni   +3 more
core   +1 more source

Electrical withstand performance of Malaysian based palm oil under influence of HVDC stress [PDF]

open access: yes, 2020
Overvoltage is a phenomenon where electrical waveform applied to circuit or device exceeds normal operating parameters. The sources of overvoltage are often unpredictable and can lead to permanent degradation, failure or temporary malfunction of devices ...
Baharom, Md Nor Ramdon   +5 more
core  

Design of the Target Dump Injection Segmented (TDIS) in the framework of the High Luminosity Large Hadron Collider (HL-LHC) project [PDF]

open access: yes, 2018
The High Luminosity Large Hadron Collider (HL-LHC) Project at CERN calls for increasing beam brightness and intensity. In this scenario, most equipment has to be redesigned and rebuilt. In particular, beam intercepting devices (such as dumps, collimators,
Carbajo, D.   +4 more
core   +1 more source

Compatibility and Safety Implications Associated with Interfacing Medical Devices in Neonatal Respiratory Care: A Case Example Using the Inhaled Nitric Oxide Delivery System

open access: yesMedical Devices: Evidence and Research, 2021
Anthony L DeWitt,1 Jaron Acker,2 Thomas A Larkin,3 Jim L Potenziano,4 Jeffrey M Schmidt5 1Penumbra Seminars, LLC, Auburn, AL, USA; 2Medical Device Marketing, Mallinckrodt Pharmaceuticals, Bedminster, NJ, USA; 3Device Engineering R&D, Mallinckrodt ...
DeWitt AL   +4 more
doaj  

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