Results 51 to 60 of about 208,097 (225)

Ультразвуковий контроль відкритої мікроскопічної пористості фарфорових ізоляторів [PDF]

, 2016
Розглянуто методи і засоби контролю відкритої мікроскопічної пористості фарфорових ізоляторів. Проаналізовані чинники, що впливають на достовірність ультразвукового контролю фарфорових ізоляторів, та обґрунтовані шляхи зменшення їх впливу.
Галаган, Роман Михайлович, Єременко, Володимир Станіславович   +1 more
core  

High Voltage Insulator Surface Evaluation Using Image Processing

, 2017
High voltage insulators are widely deployed in power systems to isolate the live- and dead-part of overhead lines as well as to support the power line conductors mechanically.
Bagheri, Mehdi, James, Alex Pappachen, Pernebayeva, Damira   +2 more
core   +1 more source

Aging detection of glass disc insulator by using infrared camera [PDF]

, 2017
Suitable diagnostic techniques for outdoor glass insulators are important for ensuring the reliablilty and stability of power system. The possibility of insulator flash-over increases, especially when the insulator is covered by pollution layers or has ...
Abdul-Malek, Z., Mousa, M. I., Zainab, I. M.   +2 more
core   +2 more sources

Analysis of grounding performance for different bio filler medium effect [PDF]

, 2019
The importance of grounding system is when any fault current due to the power system problem, or lightning, can allow that dangerous current passes through the earth.
Abd Karim, Ahmad Zahir Zakwan
core  

Diagnostics of porcelain insulators by partial discharges characteristics

Известия высших учебных заведений: Проблемы энергетики
RELEVANCE of the research is in the development of a non-destructive method for diagnosing porcelain insulators of high-voltage electrical equipment based on analysis of the characteristics of partial discharges (PDs).
A. M. Gataullin, A. N. Gavrilenko, Yu. V. Piskovatskiy, A. S. Minkin   +3 more
doaj   +1 more source

Leakage current based thermal modeling of glass disc insulator surface [PDF]

, 2017
The stability of transmission lines relies on the health of the insulators, such as glass string insulators, which may occasionally flashover during an overvoltage.
Abdul-Malek, Z., Mousa, M. I., Zainab, I. M.   +2 more
core   +3 more sources

Performance evaluation of ceramic insulators coated with titanium dioxide films to reduce soiling

Revista Facultad de Ingeniería Universidad de Antioquia, 2013
The soiling of in-service electrical insulators exposed to the atmosphere is a major problem in power transmission lines. Several inorganic and organic particulate materials are deposited on insulator surfaces forming a layer that could become ...
Lorena E. Correa, Esteban Velilla, Maryory Gómez, Félix Echeverría, Alejandro Marín, Juan G. Castaño   +5 more
doaj   +1 more source

Buy Your Automatic Refrigerator with Dollars and Sense [PDF]

, 1937
PDF pages ...
Beall, Thelma, Beard, Ruth
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EFVD along porcelain insulator using the FEM [PDF]

, 2017
In this paper, cap and pin porcelain insulator was studied under an environment with different levels of humidity. The electric field strength and voltage distribution profile along the insulator string was simulated using a computational software ...
Ab Kadir, Mohd Zainal Abidin, Ho, Kian Tsong, Izadi, Mahdi   +2 more
core  

Development of Equipment and Application of Machine Learning Techniques Using Frequency Response Data for Cap Damage Detection of Porcelain Insulators

Applied Sciences, 2020
The most common method for inspection of insulators is to measure the change of electrical characteristics such as electric resistance and partial discharge.
I. Choi, Ja-Bin Koo, Ju-Am Son, Jun Yi, Y. Yoon, Taekeun Oh   +5 more
semanticscholar   +1 more source