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2009年07 期
| 标题 |
| 25Hz电源屏自激问题的分析和处理(45 卷) |
| 英文标题 |
| 摘要 |
| 25Hz信号电源屏的田字型铁磁变频器具有电路简单、运行可靠、抗雷害效果好、抗过载能力强（过载30%可连续工作），并且当外线发生短路时有自动保护等功能。虽然随着电子技术的发展，又出现了25Hz电子变频器，但在相当一段时间内2种 |
| 作者 |
| 新闻作者:赵玉珍 |
| 关键字 |
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| 标题 |
| 25Hz电源屏自激问题的分析和处理(45 卷) |
| 英文标题 |
| 摘要 |
| 25Hz信号电源屏的田字型铁磁变频器具有电路简单、运行可靠、抗雷害效果好、抗过载能力强（过载30%可连续工作），并且当外线发生短路时有自动保护等功能。虽然随着电子技术的发展，又出现了25Hz电子变频器，但在相当一段时间内2种 |
| 作者 |
| 新闻作者:赵玉珍 |
| 关键字 |
| COPYRIGHT©2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
