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    • 2. 发明公开
    • DEVICE FOR CONTROLLING TRAVELING OF VEHICLE
    • VORRICHTUNG ZUR STEUERUNG DES FAHRWEGS EINES FAHRZEUGS
    • EP2340975A1
    • 2011-07-06
    • EP09823457.8
    • 2009-09-30
    • ADVICS CO., LTD.Aisin AW Co., Ltd.
    • YASUI, YoshiyukiSUZUKI, MotoshiKOTO, HideakiNORO, KazutakaKODAMA, HiroyukiTANAKA, ManabuMYAJIMA, Takayuki
    • B60W30/14B60T7/12B60T8/1755B60W10/18B60W30/00B60W40/10G08G1/16
    • B60T7/12B60K31/0066B60K31/0075B60K31/0083B60T8/1755B60T2201/16B60W30/02B60W30/045B60W30/14B60W30/143B60W30/18145B60W40/072B60W40/076B60W2520/125B60W2520/14B60W2540/18B60W2550/146G01C21/28
    • After a vehicle has entered a curve, a deviation (Sch) between a target turning state quantity Td and an actual turning state quantity Ta is computed. In a stage in which Sch does not reach a predetermined value after the vehicle has entered the curve, the possibility of the vehicle traveling in the curve is judged to be low, and the reliability of the curve information Rc, Pc is judged to be low. In this case, a determination for prohibiting execution of control (So = 0) is made. In a stage after Sch has reached the predetermined value, the possibility of the vehicle traveling in the curve is judged to be high, and the reliability of the curve information Rc, Pc is judged to be high. In this case, a determination for permitting execution of the control (So = 1) is made. Deceleration control is started and executed only when a control start condition is satisfied, and the determination for permission is made. Accordingly, even when the control start condition is satisfied, the deceleration control is not started, if the prohibition determination is made. Thus, the reliability of the curve information based on map information on the vehicle is evaluated reliably, and the deceleration control within the curve can be prevented from being unnecessarily executed on the basis of curve information whose reliability is low.
    • 在车辆进入曲线之后,计算目标转弯状态量Td与实际转弯状态量Ta之间的偏差(Sch)。 在车辆进入曲线后,Sch未达到规定值的阶段,车辆行驶曲线的可能性被判断为低,曲线信息Rc,Pc的可靠性判断为低 。 在这种情况下,进行禁止执行控制(So = 0)的判定。 在Sch达到预定值之后的阶段,车辆行驶曲线的可能性被判定为高,曲线信息Rc,Pc的可靠性被判定为高。 在这种情况下,进行允许执行控制的判定(So = 1)。 仅在满足控制开始条件的情况下才开始执行减速控制,并进行许可判定。 因此,即使满足控制开始条件,如果进行禁止判定,则不开始减速控制。 因此,可靠地评估基于车辆上的地图信息的曲线信息的可靠性,并且可以基于可靠性低的曲线信息来防止曲线内的减速控制被不必要地执行。
    • 4. 发明公开
    • AIR DETECTOR AND AIR DETECTING METHOD
    • LUFTDETEKTOR UND LUFTDETEKTIONSVERFAHREN
    • EP3115268A1
    • 2017-01-11
    • EP16176708.2
    • 2016-06-28
    • Toyota Jidosha Kabushiki KaishaADVICS CO., LTD
    • KANAMORI, KatsuhiroNORO, Kazutaka
    • B60T13/14B60T8/40B60T13/66B60T17/22
    • An air detector detects the presence or absence of air in a hydraulic braking system including a rearward-hydraulic-pressure controller 28 connected to a rearward chamber 66 located behind a pressurizing piston 34 in a master cylinder 26. When an instruction for detecting the presence or absence of air is output, a hydraulic pressure is accumulated in an accumulator 108 at S1. Pressure holding valves 170 are closed at S2. The presence or absence of air in an upstream portion 180 including the rearward-hydraulic-pressure controller 28 is detected at S3 based on a relationship between a servo pressure and a time of controlling an input chamber 122. The pressure holding valves 170 are opened at S6. The presence or absence of air of a downstream portion 182 including a pressure chamber 42 is detected at S7 based on a relationship between a stroke of a brake pedal 24 and the servo pressure. With these processings, the presence or absence of air is detected for the upstream portion and the downstream portion, separately. Thus, when air is detected, it is possible to identify a portion at which the air exists.
    • 空气检测器检测液压制动系统中是否存在空气,包括连接到位于主缸26中的加压活塞34后面的后室66的后向压力控制器28.当用于检测存在或 不输出空气,则在S1中蓄压器108内积压液压。 压力保持阀170在S2处闭合。 基于伺服压力和控制输入室122的时间之间的关系,在S3检测包括后方液压控制器28在内的上游部分180中的空气的存在或否。压力保持阀170在 S6。 基于制动踏板24的行程和伺服压力之间的关系,在S7检测包括压力室42的下游部分182的空气的存在或不存在。 通过这些处理,分别检测上游部分和下游部分是否存在空气。 因此,当检测到空气时,可以识别存在空气的部分。