DIGIWELD

Article:

ELECTRICAL FUNDAMENTALS OF

RESISTANCE WELDING

1. Electrical Nature of Resistance Welding

2. How to determine parameters of the weld

3. How to set the welding current

4. Welding current sources

5. Duty cycle

6. How to determine parameters of transformer

7. Resistance in primary and secondary circuits

8. Transformer efficiency

9. Saturation

10. Winding and conductors resistance

11. How to measure the leakage inductance

12. Dealing with unknown transformer

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