風電控制系統(tǒng)輔助設備邏輯 （1）發(fā)電機系統(tǒng) 監(jiān)控發(fā)電機運行參數(shù)，通過3臺冷卻風扇和4臺電加熱器，控制發(fā)電機線圈溫度、軸承溫度、滑環(huán)室溫度在適當?shù)姆秶鷥，相關邏輯如下： 當發(fā)電機溫度升高至某設定值后，起動冷卻風扇，當溫度降低到某設定值時，停止風扇運行；當發(fā)電機溫度過高或過低并超限后，發(fā)出報警信號，并執(zhí)行安全停機程序。 當溫度越低至某設定值后，起動電加熱器，溫度升高至某設定值后時，停止加熱器運行；同時電加熱器也用于控制發(fā)電機的溫度端差在合理的范圍內。 （2）液壓系統(tǒng) 機組的液壓系統(tǒng)用于偏航系統(tǒng)剎車、機械剎車盤驅動。機組正常時，需維持額定壓力區(qū)間運行。 液壓泵控制液壓系統(tǒng)壓力，當壓力下降至設定值后，啟動油泵運行，當壓力升高至某設定值后，停泵。 （3）氣象系統(tǒng) 氣象系統(tǒng)為智能氣象測量儀器，通過RS485口和控制器進行通訊，將機艙外的氣象參數(shù)采集至控制系統(tǒng)。根據(jù)環(huán)境溫度控制氣象測量系統(tǒng)的加熱器以防止結冰。 閃光障礙燈控制，每個葉片的末端安裝閃光障礙燈，在夜晚點亮。 機艙風扇控制機艙內環(huán)境溫度。 （4）電動變槳距系統(tǒng) 變槳距系統(tǒng)包括每個葉片上的電機、驅動器、以及主控制PLC等部件
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