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(jī)載驅(qū)動(dòng)器的Parker電氣液壓閥提供一個(gè)電壓輸出。該放大器設(shè)計(jì)成提供對(duì)Parker電氣液壓閥的簡(jiǎn)單的閉環(huán)控制。根據(jù)設(shè)置配置的不同,把一個(gè)電壓或電流輸入信號(hào)與一個(gè)電壓反饋信號(hào)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(hào)處理器(DSP)作為控制核心,可以實(shí)現(xiàn)比較復(fù)雜的控制算法,實(shí)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(jì)的驅(qū)動(dòng)電路,IPM內(nèi)部集成了驅(qū)動(dòng)電路,同時(shí)具有過(guò)電壓、過(guò)電流、過(guò)熱、欠壓等故障檢測(cè)保護(hù)電路,在主回路中還加入軟啟動(dòng)電路,以減小啟動(dòng)過(guò)程對(duì)驅(qū)動(dòng)器的沖擊。 功率驅(qū)動(dòng)單元首先通過(guò)三相全橋整流電路對(duì)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(guò)整流好的三相電或市電,再通過(guò)三相正弦PWM電壓型逆變器變頻來(lái)驅(qū)動(dòng)三相永磁式同步交流伺服電機(jī)。 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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