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    • 24. 发明公开
    • SELF-CHARGING ELECTROMAGNETIC RETARDER
    • EP3121951A4
    • 2017-11-15
    • EP14827147
    • 2014-03-20
    • TBK CO LTD
    • KATO YUKIHIROMIYOSHI AKIHIROOBA MITSUYOSHI
    • H02P15/00H02K49/02
    • H02K49/04B60T1/10B60T13/586F16D61/00H02K7/14H02K17/42H02K49/043H02P15/00
    • A self-charging type electromagnetic retarder having a main portion of the electromagnetic retarder consisting of a stator yoke, of a plurality of magnetic coils forming multi-phase connections, and of a steel rotor; a control device; an electric power generating type electromagnetic retarder potion having a driving device for a high revolution region consisting of transistors opened and closed by a drive pulse for the high revolution region issued from the control device, respectively; a capacitor portion storing therein an excess electric power; a diode for preventing a reverse-current; and a driving device for a low revolution region consisting of transistors opened and closed by a drive pulse for the low revolution region issued from the control circuit, respectively. The magnetic coils of each phase are connected with capacitors so as to form a resonance circuit, respectively. Each of the transistors for the high revolution region is connected in series to each of the multi-phase connections. Each of the transistors for the low revolution region is connected in series to each of the multi-phase connections through the capacitor portion and the diode. At the high revolution region, the excess electric power obtained from the electric power generating type electromagnetic retarder portion is stored in the capacitor portion, and at the low revolution region, the magnetic coils are excited by the electric power stored in the capacitor portion.
    • 25. 发明公开
    • ELECTRIC BRAKE DEVICE
    • ELEKTRISCHE BREMSVORRICHTUNG
    • EP3045359A4
    • 2017-06-21
    • EP14842713
    • 2014-09-01
    • NTN TOYO BEARING CO LTD
    • MASUDA YUI
    • B60T8/17B60T13/74H02K7/106H02P15/00H02P21/00H02P27/04
    • F16D65/18B60L7/00F16D2121/24F16D2125/40F16D2125/48F16D2125/52H02K7/06H02P3/18H02P6/08H02P23/009Y02T10/641Y02T10/642
    • Provided is an electric brake device that can suppress increase in power consumption and that can improve responsiveness. This electric brake device includes: a brake rotor; a brake pad; an electric motor (2); a linear motion mechanism configured to convert a rotary motion of the electric motor (2) into a linear motion so as to be transmitted to the brake pad; a controller (9) to control the electric motor (2); and a brake command (40) device to send a braking force command to the controller (9). The controller (9) includes: an emergency braking detector (41) to detect an emergency braking request; a steady state controller (46) to perform braking in a steady state; and a flux weakening controller (42) to perform flux weakening control. The flux weakening control is performed when the emergency braking detector (41) detects an emergency braking request.
    • 本发明提供一种能够抑制消耗电力的增加并且能够提高响应性的电动制动装置。 该电动制动装置包括:制动器转子; 刹车片; 电动机(2); 线性运动机构,所述线性运动机构被构造成将所述电动机(2)的旋转运动转换成线性运动以便传递到所述制动衬块; 控制器(9),用于控制电动机(2); 以及制动命令(40)装置以向控制器(9)发送制动力命令。 控制器(9)包括:紧急制动检测器(41),用于检测紧急制动请求; 稳态控制器(46),用于在稳定状态下执行制动; 和弱磁控制器(42),用于执行弱磁控制。 当紧急制动检测器(41)检测到紧急制动请求时执行弱磁控制。