Results 21 to 30 of about 13,304,170 (233)

An Overview of Condition Monitoring Techniques for Capacitors in DC-Link Applications

open access: yesIEEE transactions on power electronics, 2021
Capacitors are widely used in dc links of power electronic converters to balance power, suppress voltage ripple, and store short-term energy. Condition monitoring (CM) of dc-link capacitors has great significance in enhancing the reliability of power ...
Zhaoyang Zhao   +4 more
semanticscholar   +1 more source

A Comparative Study on the Performance of Single and Multi-Layer Encapsulated Phase Change Material Packed-Bed Thermocline Tanks

open access: yesEnergies, 2021
This paper presents a numerical study that aims at investigating the effects of different parameters on the dynamic performance of single and multi-layer encapsulated phase material (PCM) thermocline tanks.
Huiqian Guo   +3 more
doaj   +1 more source

Intelligent Fault Detection of Rolling Element Bearing under Variable Operating Conditions by Convolutional Neural Network using Time and Frequency Domain Signals [PDF]

open access: yesمهندسی مکانیک شریف
Intelligent detection of rolling element bearing faults is a critical aspect of rotating equipment condition monitoring. Early detection of faults holds significant economic value for industrial units in terms of maintenance and planning.
A. Farahani   +3 more
doaj   +1 more source

Suitable Analysis of Micro-Increased Capacity Model on Cold-End System of Nuclear Power Plant

open access: yesEnergies, 2023
The cold-end system of a nuclear power plant is a key complex node connecting the power generation system with the variable environmental conditions, and its operation, economy, and stability have become the main obstacles to further improving the ...
Xinming Xi   +5 more
doaj   +1 more source

A Review on Data-Driven Condition Monitoring of Industrial Equipment

open access: yesAlgorithms, 2022
This paper presents an up-to-date review of data-driven condition monitoring of industrial equipment with the focus on three commonly used equipment: motors, pumps, and bearings.
Ruosen Qi, Jie Zhang, Katy Spencer
semanticscholar   +1 more source

Modern techniques for condition monitoring of railway vehicle dynamics [PDF]

open access: yes, 2012
A modern railway system relies on sophisticated monitoring systems for maintenance and renewal activities. Some of the existing conditions monitoring techniques perform fault detection using advanced filtering, system identification and signal analysis ...
Gu, Fengshou   +6 more
core   +1 more source

Data Mining for Gearbox Condition Monitoring [PDF]

open access: yes, 2011
Engineering datasets have growing rapidly in size and diversity as data acquisition technology has developed in recent years. However, the full use of the datasets for maximizing machine operation and design has not been investigated systematically ...
Gu, Fengshou   +5 more
core   +4 more sources

Data Driven Transformer Thermal Model for Condition Monitoring

open access: yesIEEE Transactions on Power Delivery, 2022
Condition monitoring of power transformers, which are key components of electrical power systems, is essential to identify incipient faults and avoid catastrophic failures.
Atip Doolgindachbaporn   +4 more
semanticscholar   +1 more source

A New Method of Identifying the Limit Condition of Injection Pump Wear in Self-Ignition Engines

open access: yesEnergies, 2020
The quality or reliability of diagnostics is understood as obtaining the most likely diagnosis, and finding possible causes leading to incorrect operation of the system. In real engine running conditions it is often very difficult.
Artur Bejger, Jan Bohdan Drzewieniecki
doaj   +1 more source

An Offline and Online Approach to the OLTC Condition Monitoring: A Review

open access: yesEnergies, 2022
Transformer failures have a significant cost impact on the operation of an electrical network. In many utilities, transformers have been operating for many years past their expected usable life.
F. Ismail   +6 more
semanticscholar   +1 more source

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