High voltage transformer for AC-DC converter

Inductor devices – With outer casing or housing – Internal inductor support

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336150, 336170, 336180, 336184, 363 68, H01F 2112, H01F 2728

Patent

active

043296742

ABSTRACT:
A converter transformer for an AC-DC converter is assembled by connecting three transformer units at an installment site. In the respective transformer units, first, second and third iron core legs are received in oil tanks. On the first and second core legs are mounted series-connected first and second primary windings, respectively. On the second and third legs are mounted first and second secondary windings respectively. Coupling windings connected in parallel are mounted on the respective legs. The primary windings and the secondary windings are electromagnetically coupled.

REFERENCES:
patent: 1749388 (1930-03-01), Meyerhans
patent: 3611232 (1971-10-01), Sakamoto
Proc. Can. Communication EHV Conf. Montreal, "Design and Testing of the Eel River HV DC Converter Transformers", by L. B. Strickland and B. C. Olsen, 1972, pp. 147-148.

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