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    • 6. 发明申请
    • METHOD FOR MONITORING AT LEAST ONE GLOW PLUG OF AN INTERNAL COMBUSTION ENGINE AND CORRESPONDING DEVICE
    • 用于监测内燃机和对应装置的最少一个玻璃管的方法
    • US20100286895A1
    • 2010-11-11
    • US12811507
    • 2008-11-14
    • Hans-Peter BauerRainer MoritzSimon SchmittingerAndreas Reissner
    • Hans-Peter BauerRainer MoritzSimon SchmittingerAndreas Reissner
    • F02D41/22F02P19/02
    • F02P19/027F02P17/12
    • A method for monitoring at least one glow plug of an internal combustion engine in which a time-dependent variable, which characterizes the current flowing through the at least one glow plug, is compared for fault recognition to at least one time-dependent minimum and/or maximum threshold value, and a fault is recognized if the time-dependent variable is greater and/or less than the minimum and/or maximum threshold value. The method is characterized in that the first derivative of the time-dependent variable is compared to the first derivative of the maximum threshold value and the second derivative of the time-dependent variable is compared to the second derivative of the maximum threshold value, and a fault is recognized if the first derivative of the time-dependent variable is less than the first derivative the maximum threshold value, and the second derivative of the time-dependent variable is less than the second derivative of the maximum threshold value.
    • 一种用于监测内燃机的至少一个电热塞的方法,其中将表征流过所述至少一个电热塞的电流的时间变量与故障识别进行比较,以至少一个依赖于时间的最小值和/ 或最大阈值,并且如果时间因变量大于和/或小于最小和/或最大阈值,则识别故障。 该方法的特征在于,将时间因变量的一阶导数与最大阈值的一阶导数进行比较,并将时间因变量的二阶导数与最大阈值的二阶导数进行比较, 如果时间因变量的一阶导数小于最大阈值的一阶导数,并且时间因变量的二阶导数小于最大阈值的二阶导数,则识别故障。
    • 10. 发明授权
    • Sheathed-element glow plug having an elastically mounted glow element
    • 护套元件电热塞具有弹性安装的发光元件
    • US07431003B2
    • 2008-10-07
    • US10593434
    • 2005-01-17
    • Thomas LudwigAndreas ReissnerOliver Glock
    • Thomas LudwigAndreas ReissnerOliver Glock
    • F23Q7/22
    • F23Q7/001F02P19/028F23Q2007/002G01L23/10
    • The present invention relates to a sheathed-element glow plug (1) for an internal combustion engine, essentially made up of a plug shell (2) and a glow element (3) that is electrically connected to the plug shell (2), as well as an integrated pressure sensor.The sheathed-element glow plug (1) has at least one elastic element (4; 204, 204′; 304) that is situated between the inner surface (10) of the plug shell (2) and the glow element (3), this element forming an electrical contact both to a part of the inner surface (10) of the plug shell (2) and to a part of the glow element surface (7), and this element being deformable when a force acts on the glow element (3), and this element permitting a relative movement between the glow element (3) and the shell (2).
    • 本发明涉及一种用于内燃机的护套元件电热塞(1),其基本上由插头壳(2)和与插头壳(2)电连接的发光元件(3)组成,如 以及一个集成的压力传感器。 护套元件电热塞(1)具有位于插头外壳(2)的内表面(10)和发光元件(3)之间的至少一个弹性元件(4; 204,204'; 304) 该元件与插头壳体(2)的内表面(10)的一部分和发光元件表面(7)的一部分形成电接触,并且当元件作用在辉光元件上时该元件可变形 (3),并且该元件允许发光元件(3)和壳体(2)之间的相对运动。