派克放大器原理 BD1AANE1,BD1AANE10,BD1AANE15,BD1AANE2.5, BD1AANE20,BD1AANE5,BD1AANF1,BD1AANF10,BD1AANF2.5,BD1AANF20, BD1AANF5,BD1AANG1,BD1AANG10,BD1AANG15,BD1AANG20,BD1AAVB1, BD1AAVB10,BD1AAVB15,BD1AAVB2.5,BD1AAVB20,BD1AAVB5,BD1AAVC10, BD1AAVC15,BD1AAVC2.5,BD1AAVC20,BD1AAVC5,BD1AAVD10,BD1AAVD15, BD1AAVD2.5,BD1AAVD5,BD1AAVE10,BD1AAVE15,BD1AAVE2.5,BD1AAVF10, BD1AAVG10,BD1AAVG2.5,BD1AAVG20,BD1AAVH10,BD1AAVH2.5,BD1AAVH5, BD1ABND2.5,BD1ACND5,BD1ACNG20,BD1ACVC10,BD1BANC1,BD1BAND15, BD1BAND2.5,BD1BANE15,BD1CANB10,BD1CAND2.5,BD1CANG1,BD1CANG2.5, BD1CAVC10,BD1CBNB20,BD1CCVC15,BD1DANB2.5,BD1DANB5,BD1DAND20, BD1EANB20,BD1EBNB0.5X6300,BD1FANB1,BD1FANB10,BD1FANB15,BD1FANC5, BD1FAND10,BD1FAND15,BD1FANE10,BD1FANE20,BD1GANB10,BD1GANB15, BD99是一種閥放大器,它能向BD和ST伺服閥提供電流輸出或向其他帶有機載驅(qū)動器的Parker電氣液壓閥提供一個電壓輸出。該放大器設(shè)計成提供對Parker電氣液壓閥的簡單的閉環(huán)控制。根據(jù)設(shè)置配置的不同,把一個電壓或電流輸入信號與一個電壓反饋信號相比較以便向閥提供想要的輸出。比例和積分環(huán)路閉合可用跨接片選擇。 伺服放大器均采用數(shù)字信號處理器(DSP)作為控制核心,可以實現(xiàn)比較復(fù)雜的控制算法,實現(xiàn)數(shù)字化、網(wǎng)絡(luò)化和智能化。功率器件普遍采用以智能功率模塊(IPM)為核心設(shè)計的驅(qū)動電路,IPM內(nèi)部集成了驅(qū)動電路,同時具有過電壓、過電流、過熱、欠壓等故障檢測保護(hù)電路,在主回路中還加入軟啟動電路,以減小啟動過程對驅(qū)動器的沖擊。 功率驅(qū)動單元首先通過三相全橋整流電路對輸入的三相電或者市電進(jìn)行整流,得到相應(yīng)的直流電。經(jīng)過整流好的三相電或市電,再通過三相正弦PWM電壓型逆變器變頻來驅(qū)動三相永磁式同步交流伺服電機。 BD1GAND15,BD1GANG15,BD1GAVB20,BD1HANC10,BD15BJJNB10,BD15BJJNB20, BD15BJJNC2.5,BD15BJJND10,BD15BJJNE20,BD15BJJNH1,BD15BJJVC10,BD15BJJVC15, BD15BJJVD10,BD15BJJVD20,BD15BJJVD5,BD15BJJVG10,BD15BJJVG15,BD15BJJVH15, BD15BJJVH2.5,BD15CALNC1,BD15CALVB20,BD15CELNC1,BD15CFLNC1,BD15JALNB2.5, BD15JALNB5,BD15JALNC15,BD15JALNC5,BD15JALND10,BD15JALND2.5,BD15JALND20, 派克放大器原理
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