An Introduction to Electrical Transformer Testing

Download or read book An Introduction to Electrical Transformer Testing written by J Paul Guyer and published by . This book was released on 2019-06-14 with total page 38 pages. Available in PDF, EPUB and Kindle. Book excerpt: Introductory technical guidance for electrical engineers and electric power system managers interested in testing of transformers. Here is what is discussed:1. GENERAL2. CORE INSULATION RESISTANCE AND INADVERTENT CORE GROUND TEST 3. DOBLE TESTS ON INSULATION4. VISUAL INSPECTION5. ULTRASONIC AND SONIC FAULT DETECTION6. VIBRATION ANALYSIS7. TURNS RATIO TEST8. ESTIMATE OF PAPER DETERIORATION (ONLINE)9. ESTIMATE OF PAPER DETERIORATION (OFFLINE DURINGINTERNAL INSPECTION)10. TRANSFORMER OPERATING HISTORY11. TRANSFORMER DIAGNOSTICS/CONDITION ASSESSMENT SUMMARY