自己励起発電機
出典: フリー百科事典『ウィキペディア(Wikipedia)』 (2022/05/16 22:45 UTC 版)
自己励起発電機(じこれいきはつでんき)は電磁石によって生み出された磁界の中で回転するローターで構成された発電機である。発電機の磁界は永久磁石で発生させる場合と界磁コイルで発生させる場合があるが、永久磁石で発生させる場合は大きく強い磁力を持つ永久磁石を製造する必要が生じるが励起発電機は永久磁石による制約を受けず、発電機の大型化に適しているため発電所などの大型発電機で用いられている。
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- 1 自己励起発電機とは
- 2 自己励起発電機の概要
- 3 関連項目
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