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    • 2. 发明申请
    • LOCK-UP CLUTCH CONTROL DEVICE
    • 锁定离合器控制装置
    • US20150006050A1
    • 2015-01-01
    • US14367172
    • 2012-12-17
    • HONDA MOTOR CO., LTD.
    • Fumio EgashiraAkio Muto
    • F16D48/02
    • F16D25/14F16D48/02F16D48/06F16D2500/3024F16D2500/3065F16D2500/30816F16D2500/70406F16D2500/7061F16D2500/70668F16H61/143F16H2061/0087Y10T477/6333Y10T477/63385
    • In a lock-up clutch control device, base hydraulic pressure calculation device calculates base hydraulic pressure Pb for engaging a lock-up clutch based on input torque from an engine, correction factor calculation device calculates correction factor α, which is greater than 0 but less than 1, for correcting the base hydraulic pressure Pb based on an input rotational speed Ni of a transmission and a cylinder cut-off state of the engine. Commanded hydraulic pressure calculation device calculates a commanded hydraulic pressure Pc from the base hydraulic pressure Pb and the correction factor α by means of: current value of commanded hydraulic pressure Pc←previous value of commanded hydraulic pressure Pc+(base hydraulic pressure Pb−previous value of commanded hydraulic pressure Pc)×α, and the commanded hydraulic pressure Pc is made to converge to the base hydraulic pressure Pb by repeating this a predetermined number of times.
    • 在锁止离合器控制装置中,基础液压计算装置基于来自发动机的输入转矩来计算用于接合锁止离合器的基本液压Pb,校正系数计算装置计算校正系数α,其大于0但较小 1以上,用于基于变速器的输入转速Ni和发动机的气缸切断状态来校正基本液压Pb。 指令液压计算装置通过以下方式从基本液压Pb和校正系数α计算指令液压Pc:指令液压Pc的当前值Pc←指令液压Pc +的先前值(基准液压Pb-先前值 指令液压Pc)×α,并且使指令的液压Pc通过重复该预定次数而收敛到基本液压Pb。
    • 7. 发明授权
    • Control device for a direct-coupling hydraulic clutch in a hydraulic
torque converter
    • 液压变矩器中直接耦合液压离合器的控制装置
    • US4597482A
    • 1986-07-01
    • US655026
    • 1984-09-26
    • Yoshimi SakuraiTakashi AokiMasao Nishikawa
    • Yoshimi SakuraiTakashi AokiMasao Nishikawa
    • F16H61/14F16D21/04
    • F16H61/14Y10T477/63385
    • A control device for controlling the operation of a direct-coupling hydraulic clutch of a hydraulic torque converter for use in an automotive vehicle, wherein the hydraulic torque converter is coupled to a transmission of the automotive vehicle selectable at a plurality of transmission gear ratios. A first fluid line is connected to the direct-coupling hydraulic clutch for supplying same with operating fluid pressure generated by an operating fluid pressure source. A selector valve is arranged across the first fluid line and shiftable to a first or a second position thereof in response to a transmission gear ratio established by the transmission, and is adapted to open the first fluid line when it assumes the first or second position, and to close the first fluid line when it assumes a third position between the first and second positions. A second fluid line branches off from the first fluid line at a location between the selector valve and the direct-coupling hydraulic clutch and communicates with a zone under lower pressure, and across which the selector valve is arranged. The selector valve has a valve operable to close the second fluid line when the first or second position is assumed, and to open the second fluid line to thereby escape operating oil pressure to the zone under lower pressure when the third position is assumed. Preferably, at least one restriction is arranged in the first fluid line at a location between the junction of the first and second fluid lines and the operating fluid pressure source.
    • 一种用于控制用于机动车辆的液压变矩器的直接耦合液压离合器的操作的控制装置,其中所述液力变矩器与可以多个变速传动比可选择的所述机动车辆的变速器相连接。 第一流体管线连接到直接耦合液压离合器,以向其提供由工作流体压力源产生的工作流体压力。 选择阀跨越第一流体管线布置并响应于由变速器确定的变速传动比而移动到其第一或第二位置,并且适于在第一流体管线呈现第一或第二位置时打开第一流体管线, 并且当第一流体线处于第一和第二位置之间的第三位置时关闭第一流体管线。 第二流体管线在选择阀和直接联接液压离合器之间的位置处从第一流体管路分支,并与较低压力的区域连通,并且选择阀布置在该区域上。 当假设第一或第二位置时,选择阀具有可操作以关闭第二流体管线的阀,并且当假设第三位置时打开第二流体管线从而使工作油压力降低到较低压力下的区域。 优选地,在第一流体管线中的至少一个限制件在第一和第二流体管线的连接处与工作流体压力源之间的位置处布置。