Transformer testing

Basic level

Transformer Testing Course – E-LESSON #1 – Introduction

This will be the 1st lessons in the series of transformer testing, and it might be extended with detailed and specific topics.

Basic level

Transformer Testing Course – E-LESSON #2 – Measurement of voltage ratio and check of phase displacement

This is the second e-lesson in the Transformer Testing Course at the Transformers Academy, hosted, authored and presented by Balazs Sztari.

Basic level

Transformer Testing Course – E-LESSON #3 – Winding resistance measurement

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Intermediate level

Transformer Testing Course – E-LESSON #4 – Short-circuit impedance and load loss measurement

Learn about standards, test and evaluation methods, and requirements for test equipment of short-circuit impedance and load loss measurement of transformers.

Intermediate level

Transformer testing course – e-lesson #5: No-load loss and current measurement

In the fifth lesson of Transformer Testing Course, you will learn about the basics and techniques of these tests with the usual detailed explanations.

Intermediate level

Transformer Testing course – e-lesson #6: Dielectric tests on power transformers

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Intermediate level

Transformer Testing Course – e-lesson #7: Lightning impulse test (part I)

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Intermediate level

Transformer Testing Course – e-lesson #8: Lightning impulse test (part II)

The 2nd part of lightning impulse testing lesson, with focus on waveshape control and evaluation of oscillatory and high overshoot LI waveforms.

Intermediate level

Transformer testing course – e-lesson #9 Switching Impulse Test

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Intermediate level

Transformer testing course – e-lesson #10: Applied voltage test

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Intermediate level

Transformer Testing Course – e-lesson #11: Line terminal AC withstand voltage test (LTAC)

This chapter of the Transformer Testing Course details the line terminal AC withstand voltage test of power transformers. You will learn about IEC and IEEE standard requirements, test connections, testing techniques, and failure cases.

Intermediate level

Transformer testing course – e-lesson #12: Induced voltage test and PD measurement

This chapter contains the most important information about induced voltage testing and partial discharge measurement on power transformers.

Master’s level

Transformer Testing course – e-lesson #13: Temperature rise test

This is the 13th e-lesson in the Transformer testing course

Master’s level

Transformer Testing Lesson -e-lesson # 14: Sound level measurement

This is the 14th e-lesson in the Transformer testing course.

Master’s level

Transformer Testing Course – e-lesson #15: Measurement of zero-sequence impedance

This is the 15th lesson in the Transformer Testing Course, hosted by Balazs Sztari. It deals with important parameter for three-phase electrical network design.

Master’s level

Transformer testing course – e-lesson #16: Insulation resistance measurement

This lesson provides an in-depth exploration of the mechanical testing procedures conducted during the Factory Acceptance Test (FAT) of power transformers. The focus is on verifying the mechanical strength and tightness of the transformer’s steel structure, ensuring it can withstand operational pressures and maintain proper sealing over its lifecycle. Key mechanical tests discussed in the […]

Master’s level

Transformer Testing Course – e-lesson #17: Capacitance and dielectric dissipation factor measurement

In this lesson, you will learn about the AC insulation test method for the capacitance and loss factor. Lesson is hosted on Master's level.

Master’s level

Transformer Testing Course – e-lesson #18: Testing of tap-changers and built-in current transformers

The 18th lesson of the Transformer testing course is hosted and authored by Mr. Balazs Sztari at Mater's level.

Master’s level

Transformer Testing Course – Lessons #19 Testing of auxiliaries

The 19th lesson of the Transformer testing course is hosted and authored by Mr. Balazs Sztari at Mater's level.

Master’s level

Transformer Testing Course – e-lesson #20: Mechanical tests

The 19th lesson of the Transformer testing course is hosted and authored by Mr. Balazs Sztari at Mater's level.