a guided workflow approach to transformer … guided workflow approach to transformer diagnostic...
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A Guided Workflow Approach to Transformer
Diagnostic Testing
Source: Courtesy of Waukesha Electric Systems, Inc. All rights reserved
Insulation
Main
Windings
Core
Tap Changer
Leads and
Components
Leakage
Channel
Clamping
Structure
Power Transformer Component Overview
Bushings and
Surge Arresters
Dielectric Thermal Mechanical
DGA DGA SFRA
Oil Screen Oil Screen Leakage Reactance
PF & CAP IR PF & CAP
Exciting Ima DC Winding RES Exciting Ima
Turns Ratio Tests DC Winding RES
DFR
Insulation Resistance
Partial Discharge
Power Transformer Diagnostic Overview
© OMICRON
Workflow Process
© OMICRON
Workflow Requirements
Minimum Required Input:
*Location/Substation Name
*Time and Date
*Work Order
*Serial Number
*Asset Type (2-Winding, 3-Winding, Auto, etc...)
© OMICRON
Test Plan Generation
Execute Test (TTR)
© OMICRON
Phase A
Phase B
Phase C
Analyze Results
© OMICRON
© OMICRON
Generate Report
© OMICRON
Manage Data
© OMICRON
Advanced Analysis
0.00%
0.05%
0.10%
0.15%
0.20%
0.25%
0.30%
0.35%
0.40%
0.45%
0.50%
CHL Power Factor
20151960 1985
Thank you for your time!
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