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Induction heating of generators and transformers

Electrotechnical

EFD Induction equipment performs a variety of crucial tasks in the electrotechnical industry.
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Most of our solutions for this sector fall into the following categories:

  • Induction brazing of bars, strands, rings and wires in motors, generators and transformers
  • One-shot or segment brazing of short circuit rings 
  • Pre-heating of generator components and casings before welding 
  • Postheating for softening bars and removing shrink-fitted parts 

Images

Brazing of contactor with induction heating

A contactor being induction brazed

Brazing  pool windings with induction heating

Customized induction heating solution for brazing of pool windings.

Brazing of stands with induction heating

Induction heating is the perfect choice for brazing of bars, strands, rings and wires in motors, generators and transformers. This photo shows brazing of strands.

brazing of serial connections of stator windings with induction heating

Induction brazing of serial connections of stator windings.

Brazing short-circuit rings (SC-rings) with induction heating

Induction brazing of short-circuit rings

Brazing short-circuit rings (SC-rings) with induction heating

A stationary coil during brazing of a short-circuit ring for one of the world’s leading power generation equipment companies