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直流电机调速控制原理是通过改变电机的电压、电流或者改变电机的磁通来调节电机的转速。下面介绍三种常见的直流电机调速控制方法:
电阻调速法:通过改变电枢回路或励磁回路的电阻值来改变电机的转速。在电枢回路串联电阻或励磁回路并联电阻的情况下,增加电阻可以减小电机的转速,减小电阻可以增大电机的转速。
脉宽调制(PWM)控制法:通过改变电机电压的有效值来改变电机的转速。通过控制开关器件的导通和截止时间比例来改变电机的电压,进而改变电机的转速。
磁场调制控制法:通过改变电机磁场的磁通量来改变电机的转速。通过控制电机的励磁电流来改变电机的磁通量,进而改变电机的转速。
以上三种方法都可以实现直流电机的调速,具体的选择需要根据实际情况进行考虑,如负载特性、系统要求、控制精度等。
YASKAWA JANCD-MTV01 PC Board CALL
YASKAWA JANCD-PC20 PC BOARD CALL
YASKAWA JANCD-SP17B DISPLAY CONTROL BOARD
YASKAWA JANCD-SR20B-2 PC BOARD CALL
YASKAWA JANCD-SV03 SV03 BOARD
YASKAWA JANCD-TU05 RELAY BOARD CALL
YASKAWA JANCD-XCP01-1/JANCD-XIF03-1 XRC SYSTEM CONTROL BOARD WITH XIF03 BOARD
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YASKAWA JUSP-ACP35JAA Servo Amp; XRC Power
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YASKAWA JZNC-MPP10DE TEACH PENDANT
YASKAWA JZNC-MPP10E TEACH PENDENT
YASKAWA JZNC-MRK09-1 MRC I/O RACK
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YASKAWA JZNC-TB24L TEACH PENDANT ERC
YASKAWA JZNC-XPP02 XRC TEACH PENDANT
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ABB YB560100-AA TEACH PENDANT S3 M87-89 CALL
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ABB 3HAC3462-1 DSQC374 POWER SUPPLY
ABB E-31810 DOC-01 PC BOARD CALL
FANUC A16B-2200-0252 2-AXIS CONTROL BOARD CALL
ABB E-32086 APSAF-03 SYSTEM BOARD CALL
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FANUC A05B-2490-C171 I PENDANT MATERIAL HANDLING CALL
ABB E-32725 I0S-02 BOARD CALL
ABB 3HAB8802-1 DSQC266T AXIS DRIVE BOARD CALL
ABB 3HAA3563-AJA DSQC236P 4,5,6 DRIVE UNIT CALL
NACHI UM870B/UM871A PC BOARDS CALL
ABB 3HAB8101-8 DSQC346G 2-AXIS DRIVE UNIT (GT) CALL
ABB 3HAB7215-1 DSQC331 PANEL UNIT CALL
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ABB E-32178 APTBE-03 CIRCUIT BOARD CALL
ABB E-32891 TBH-04 TERM.BOARD CALL
ABB E-32177 APTBH03 PC BOARD CALL
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NACHI RFX1100G-03 DRIVE UNIT CALL
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YASKAWA CACR-IR151515FB SERVO PAC CALL
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