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    • 1. 发明公开
    • Method of knocking control of internal combustion engine
    • Verfahren zur Klopfsteuerung eines Verbrennungsmotors
    • EP1936170A1
    • 2008-06-25
    • EP07150012.8
    • 1998-01-16
    • YANMAR DIESEL ENGINE CO. LTD.
    • Ohkubo, Minoru Yanmar Co., Ltd.Nakazono, Tohru Yanmar Co., Ltd.
    • F02D45/00
    • F02D41/1498F02D2200/1015
    • Calculation result of the ratio of a representative value of a knocking signal (9 or 9'), which has passed through a filter circuit (15) constituted of a combustion part time gate (2a), a combustion part filter (3a), a knocking part time gate (2b), and a knocking part filter (3b), to a representative value of a combustion signal (10) is used for knocking g decision, in a knocking control method of an internal combustion engine for operating the signals detected by a plurality of knocking sensors (1) using a knocking decision device after the signals have been passed through the filter circuit (15) installed to correspond to respective knocking sensors (1) and outputting control signals on the basis of the knocking decision. The output voltage of the control signals from the knocking decision device is varied in accordance with the knocking strength and frequency.
    • 已经通过由燃烧部分时间门(2a),燃烧部分过滤器(3a),燃烧部分过滤器(3a)构成的过滤器回路(15)的爆震信号(9或9')的代表值的比率的计算结果, 在用于操作所检测到的信号的内燃机的爆震控制方法中,将用于敲击g判定的爆震部分时间门(2b)和爆震部分滤波器(3b)用于燃烧信号(10)的代表值 通过在信号已经通过安装成对应于各个爆震传感器(1)的滤波器电路(15)之后使用敲击判定装置的多个敲击传感器(1),并且基于敲击判定输出控制信号。 来自爆震判定装置的控制信号的输出电压根据爆震强度和频率而变化。
    • 3. 发明公开
    • HYDRAULICALLY DRIVEN TRAVELING VEHICLE
    • 水CH CH ES。。
    • EP1253064A1
    • 2002-10-30
    • EP00987669.9
    • 2000-12-20
    • Yanmar Diesel Engine Co. Ltd.
    • KITASAKA, YujiHASEBE, TakeshiKATOU, KatsunoriMIWA, Toshiyuki
    • B62D11/10
    • B62D11/183B60K17/105
    • A hydraulically driven traveling vehicle comprising a pair of right and left driving axles (driving sprockets) differentially connected to each other by a differential mechanism, the input section of the differential mechanism having the output rotation of traveling HST 110 (110) transmitted thereto, both driving sprockets having mutually opposite two-flow output rotations separately transmitted thereto from a steering HST (120), thereby effecting traveling driving and turning, electromagnetic solenoids (61a, 61b, 62a, 62b) serving as output regulating means for the traveling HST and the steering HST being provided so that the manipulated variables and directions of a speed change lever and a steering operation tool are converted into electric signals, on the basis of which electric signals the output current values of the electromagnetic solenoids are controlled, causing the respective output rotary speeds of the HSTs to correspond to the output current values, wherein the respective output current values of the electromagnetic solenoids (61a, 61b) of the traveling HST and the electromagnetic solenoids (62a, 62b) of the steering HST are controlled on the basis of both the electric signal resulting from the operation of the speed change operation tool and the electric signal resulting from the operation of the steering operation tool.
    • 一种液压驱动的行驶车辆,包括通过差速机构彼此差分连接的一对左右驱动轴(驱动链轮),差速机构的输入部分具有传递给其的行驶HST 110(110)的输出旋转,两者 驱动链轮具有从转向HST(120)分别传递的相互相反的两个流动的输出旋转,从而实现行驶驱动和转动,用作行驶HST的输出调节装置的电磁螺线管(61a,61b,62a,62b)和 提供转向HST,使得变速杆和转向操作工具的操纵变量和方向被转换为电信号,基于该信号,控制电磁螺线管的输出电流值,从而使各个输出旋转 HST的速度对应于输出电流值,其中相应的 基于由变速操作工具的操作产生的电信号和由变速操作工具的操作产生的电信号来控制行驶的HST的电磁螺线管(61a,61b)的输出电流值和转向HST的电磁螺线管(62a,62b) 由转向操作工具的操作产生的电信号。
    • 8. 发明公开
    • FUEL INJECTION PUMP
    • 燃油喷射泵
    • EP1041273A1
    • 2000-10-04
    • EP98961436.7
    • 1998-12-18
    • Yanmar Diesel Engine Co. Ltd.
    • NAGAKURA, Katsuhiko, Yanmar Diesel Eng. Co., Ltd.
    • F02M59/46F02M59/26
    • F02M59/462F02M59/265
    • A fuel injection pump for a diesel engine for attaining a specially excellent combustion performance, specifically comprising a notch part (20) formed in the retraction collar (16) of a delivery valve (3), in addition to an Angleich cut(17), to increase the communicating area of a fuel path (18) between a high pressure chamber (7) and a force-feed chamber (11) according to the lift of the delivery valve (3) so as to suppress the retraction effect of the delivery valve (3) in order to prevent a residual pressure in the high pressure chamber (7) from excessively reducing particularly during high idling. An annular groove (54) communicating with a lower lead (52) is formed in the outer peripheral surface of a plunger (50), and a part of fuel inside the force-feed chamber (11) is returned, during force-feed process, to a fuel feed port (13) through the annular groove (54) so as to increase the length of an injection period in low and medium speed ranges to reduce combustion noises, and to delay the injection timing under low idle condition to reduce the emission of blue white smoke.
    • 一种用于柴油发动机的燃料喷射泵,用于实现特别优异的燃烧性能,具体地包括在输送阀(3)的退回轴环(16)中形成的缺口部分(20),除了Angleich切口(17)之外, 以根据输送阀(3)的升程增大高压室(7)和强制供给室(11)之间的燃料通路(18)的连通区域,从而抑制输送 (3),以防止高压室(7)中的残余压力特别是在高空转期间过度减小。 在柱塞(50)的外周面上形成有与下引线(52)连通的环状槽(54),在强制供给工序中,强制供给室(11)内的燃料的一部分返回 通过环形槽(54)连接到燃料供给口(13),以便在低速和中速范围内增加喷射周期的长度以减少燃烧噪声,并在低怠速条件下延迟喷射正时以减少 发出蓝色的白色烟雾。
    • 9. 发明公开
    • METHOD OF KNOCKING CONTROL OF INTERNAL COMBUSTION ENGINE
    • VERFAHREN ZUR KONTROLLE DES KLOPFENS EINES VERBRENNUNGSMOTORS
    • EP1010883A1
    • 2000-06-21
    • EP98900410.6
    • 1998-01-16
    • YANMAR DIESEL ENGINE CO. LTD.
    • OHKUBO, MinoruNAKAZONO, Tohru
    • F02D45/00
    • F02D41/1498F02D2200/1015
    • Calculation result of the ratio of a representative value of a knocking signal (9 or 9'), which has passed through a filter circuit (15) constituted of a combustion part time gate (2a), a combustion part filter (3a), a knocking part time gate (2b), and a knocking part filter (3b), to a representative value of a combustion signal (10) is used for knocking decision, in a knocking control method of an internal combustion engine for operating the signals detected by a plurality of knocking sensors (1) using a knocking decision device after the signals have been passed through the filter circuit (15) installed to correspond to respective knocking sensors (1) and outputting control signals on the basis of the knocking decision. The output voltage of the control signals from the knocking decision device is varied in accordance with the knocking strength and frequency.
    • 已经通过由燃烧部分时间门(2a),燃烧部分过滤器(3a),燃烧部分过滤器(3a)构成的过滤器回路(15)的爆震信号(9或9')的代表值的比率的计算结果, 在内燃机的爆震控制方法中,使用用于操作由下述信号检测的信号的爆震控制方法进行敲击判定,即将部分时间门(2b)和爆震部分滤波器(3b)连接到燃烧信号(10)的代表值 多个敲击传感器(1),在所述信号已经通过安装成对应于各个爆震传感器(1)的滤波器电路(15)之后使用敲击判定装置,并且基于敲击判定输出控制信号。 来自爆震判定装置的控制信号的输出电压根据爆震强度和频率而变化。