1) over frequency protection
过频保护
1.
At present the matching problems between the generator over frequency protection and turbine over speed protection exist commonly in coal-fired power units.
目前,火电机组普遍存在发电机过频保护与汽轮机超速保护之间的配合问题。
2) overfrequency protection
过频率保护，超频率保护
3) overcurrent with protection low frequency
低频过流保护
4) over frequency protection
过频率保护装置
5) carrier frequency protection
载频保护
6) high frequency protection
高频保护
1.
Malfunction analysis and improvement measure of closed abrupt direction high frequency protection on closing the ring;
系统高频保护误动作分析及改进措施
2.
Discussion of high frequency protection against disturbance for substation;
变电所高频保护抗干扰问题的探讨
3.
The analysis for false action of high frequency protection and its anti - accident measure;
高频保护误动原因分析及反事故措施
补充资料：工频突变量方向比较式纵联保护
工频突变量方向比较式纵联保护
direction comparison pilot protection system using sudden change of power frequency component
gongPIntub一an}一ong fongx一angb一]loosh一Zongl一an boohu工颇突变t方向比较式纵联保护(d ireetioneomParison pilot protection system using suddeneharge of power fr阅ueney eomponent)见方向比校式纵联保护。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条