Application of ultra-wideband sensors for on-line monitoring of transformer winding radial deformations–a feasibility study
A new method for the on-line monitoring of transformer winding radial deformations using
ultra-wideband sensors is presented in this paper. A wideband signal is sent to a simplified …
ultra-wideband sensors is presented in this paper. A wideband signal is sent to a simplified …
[PDF][PDF] On-line transformer winding deformation diagnosis: A profound insight to methods
Monitoring and diagnosis of transformers have been investigated and discussed for many
years. While transformer routine tests indicate electrical and also insulation weakness or …
years. While transformer routine tests indicate electrical and also insulation weakness or …
Determination of transformer HV winding axial displacement occurrence, direction, and extent using time‐domain analysis of UWB signals
In this study, a new method is proposed to monitor axial displacement (AD) of transformer
high‐voltage (HV) winding using electromagnetic waves. The proposed method employed …
high‐voltage (HV) winding using electromagnetic waves. The proposed method employed …
Exact determination of a winding disk radial deformation location considering tank effect using an analytical method
Power transformers are one of the most expensive components of the power system. Timely
detection of fault arose in the transformer can be used to prevent unwanted outage of …
detection of fault arose in the transformer can be used to prevent unwanted outage of …
A novel method for exact determination to localize radial deformation along the transformer winding height
In order to reduce time out of the transformer circuit, implementation of methods for online
monitoring is important. Using electromagnetic waves has recently been proposed for on …
monitoring is important. Using electromagnetic waves has recently been proposed for on …
[PDF][PDF] Short Biography
MSA Hejazi - 2011 - uploads.laborx.com
Curriculum Vitae Short Biography I have been an academic member in the department of
power engineering, Faculty of Electrical an Page 1 1 Curriculum Vitae Short Biography I have …
power engineering, Faculty of Electrical an Page 1 1 Curriculum Vitae Short Biography I have …
تشخیص برخط عیب‌های مکانیکی سیم‌پیچ ترانسفورماتور با استفاده از تخمین تابع تبدیل کانال انتشار موج UWB
اخوان حجازی, مریم‌السادات, ابراهیمی… - مجله مهندسی برق …, 2018 - tjee.tabrizu.ac.ir
استفاده از رادار فراپهن‌باند جهت تشخیص برخط عیب مکانیکی سیم‌پیچ ترانسفورماتور،
به‌تازگی پیشنهاد شده است. در این مقاله به‌منظور شناسایی و تخمین تغییر شکل شعاعی و …
به‌تازگی پیشنهاد شده است. در این مقاله به‌منظور شناسایی و تخمین تغییر شکل شعاعی و …