采用直接法测量发电机功角，可采集机端电压和（ ）信号组合后得到发电机功角。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29468' and id < 2398926 and id<>'2398926' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29468' and id > 2398926 and id<>'2398926' order by id asc limit 5