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    • 4. 发明申请
    • ARRANGEMENT FOR CONTROLLING A LOAD CONNECTED TO THE SECONDARY SIDE OF A TRANSFORMER
    • 安排控制在变压器副边连LAST
    • WO1997015834A1
    • 1997-05-01
    • PCT/DE1996001297
    • 1996-07-17
    • ROBERT BOSCH GMBHZABLER, ErichDUKART, Anton
    • ROBERT BOSCH GMBH
    • G01R27/02
    • B60R21/0173G01R31/006G01R31/026
    • To the primary side of the transformer (ÜT) is connected a synchronous rectifier (SG) to which are applied the primary side input voltage (Us) of the transformer (ÜT) and a control voltage of the same frequency as the input voltage (Us). The phase of the control voltage can be switched between 0 DEG and 90 DEG so that the output voltage of the synchronous rectifier (SG) in phase 0 DEG corresponds only to the voltage components released at the ohmic input resistor of the transformer (ÜT) and, in phase 90 DEG , only to the voltage component released at the inductive input resistor. As both the ohmic and the inductive input resistors of the transformer (ÜT) depend on the resistance (Rz) of the load connected to the secondary side (e.g. the ignitor of an air bag), both voltage components can be used to obtain a reliable idea of the condition of the load resistance (Rz).
    • 在变压器的初级侧(UT)被连接到被施加的初级侧输入电压的变压器的(US)(UT)和具有相同频率与输入电压(US)的控制电压的同步整流器(SG)。 控制电压的相位为0°和90°之间可切换,使得在相位0℃同步整流器(SG)的输出电压只在变压器的欧姆输入电阻(UT)下降的电压部分和仅在由90°的感应输入电阻的相 下降的电压分量对应。 由于变压器(UT)的上的电阻(R z)的次级侧连接的负载的两者电阻和电感的输入电阻(例如触发一个安全气囊的丸粒)取决于两个电压分量可以被利用来提供关于负载电阻器的状况的可靠声明(R z)的 取胜。
    • 5. 发明申请
    • ARRANGEMENT FOR THE CONTACTLESS TRANSMISSION OF SIGNALS BETWEEN A FIXED AND A ROTARY VEHICLE COMPONENT
    • 安排之间的固定和旋转存储的车辆部分信号接触电力传送
    • WO1997007487A1
    • 1997-02-27
    • PCT/DE1996000723
    • 1996-04-25
    • ROBERT BOSCH GMBHDOBLER, KlausZABLER, ErichDUKART, Anton
    • ROBERT BOSCH GMBH
    • G08C17/04
    • H01F38/18G08C17/04
    • In order to reduce the effect on a contactlessly transmitted signal from one component to another with an axial offset between a fixed and a movable vehicle component, there is a variable transformer, the pot cores of which for the primary (3, 11) and the secondary winding (4, 13) consist of either U (1, 2) or L-sections (10, 12). Said pot cores (1, 2, 10, 12) are arranged coaxially inside one another in such a way that one or more air gaps (8, 19, 20) between them run parallel to the axis of rotation (21) and are cut by the magnetic flux radially to the axis (9, 21). One of the surfaces of the two pot cores (1, 2, 10, 12) bordering the air gaps (8, 19, 20) is widened in relation to the other in the direction of the axis (9, 21).
    • 因此,将最小化从一个部分到固定和车辆的可动​​部分之间的轴向位移过程中发送的其它非接触信号的影响,旋转接头被提供时,壳芯主(3,11)和次级绕组(4,13) 任一U形型材(1,2)或L形型材(10,12)制成。 这个盆型芯(1,2,10,12)被同轴地安装在彼此内部,使得一个或更多个空气间隙(8,19,20)延伸平行于旋转(21)的轴线之间存在的径向于旋转轴线(由磁通量9,21 切)。 的邻近所述空气间隙(8,19,20)的两锅型芯(1,2,10,12)的每个的表面上有一个相对于另一个在所述旋转轴线的方向(图9,21)被加宽。
    • 7. 发明申请
    • CONTAINER FOR LIQUIDS, WITH A HYDROSTATIC LIQUID-LEVEL MEASUREMENT DEVICE
    • 液体容器,带有液位液位测量装置
    • WO1990013796A1
    • 1990-11-15
    • PCT/DE1990000265
    • 1990-04-05
    • ROBERT BOSCH GMBHJANSCHE, WalterZABLER, ErichDUKART, Anton
    • ROBERT BOSCH GMBH
    • G01F23/16
    • G01F23/18G01F23/168
    • The invention concerns a container for liquids, with a hydrostatic device for measuring the liquid level, in particular a fuel tank (10) with a fuel-level indicator (11), which operates with a differential pressure sensor (21). In order to avoid the need for temperature independence and longterm stability of the zero-point of the differential pressure sensor (21), a zero-point comparison is carried out at the start of the measurement procedure. To this end, a measurement tube (24) is mounted inside the container so that it extends from above the maximum liquid level (20') down to the container floor (121). One inlet (211) of the differential pressure sensor (21) is connected to the upper end of the measurement tube (24), and the other inlet (212) is exposed to the air pressure acting on the surface (20) of the liquid. An air pump (26) is connected to the upper end of the measurement tube (24). At the start of the measurement procedure, the measurement tube (24) is flooded and the initial reading (UO) of the differential pressure sensor (21) recorded. To ascertain the level of the liquid, the measurement tube is emptied by pumping in air, and the liquid level (h(t)) determined from the difference between the instantaneous output signal (u(t)) and the recorded value (UO).
    • 本发明涉及一种用于液体的容器,其具有用于测量液位的静液压装置,特别是具有用差压传感器(21)操作的燃料液位指示器(11)的燃料箱(10)。 为了避免对差压传感器(21)的零点的温度无关性和长期稳定性的需要,在测量程序开始时进行零点比较。 为此,测量管(24)安装在容器内部,使得其从最大液位(20')上方延伸到容器底板(121)。 差压传感器(21)的一个入口(211)连接到测量管(24)的上端,另一个入口(212)暴露于作用在液体表面(20)上的空气压力 。 空气泵(26)连接到测量管(24)的上端。 在测量程序开始时,测量管(24)被淹没,记录差压传感器(21)的初始读数(UO)。 为了确定液体的水平,通过在空气中泵送来清空测量管,并且根据瞬时输出信号(u(t))与记录值(UO)之间的差确定的液位(h(t)) 。
    • 8. 发明申请
    • ACOUSTIC FLUID LEVEL DETECTOR
    • 声学液位探测器
    • WO1990010849A1
    • 1990-09-20
    • PCT/EP1989000248
    • 1989-03-09
    • ROBERT BOSCH GMBHDUKART, AntonZABLER, Erich
    • ROBERT BOSCH GMBH
    • G01F23/28
    • G01F23/2966
    • In a fluid level detecting arrangement, e.g. in a vehicle fuel tank, in which acoustic waves are propagated in a sound conductor (12) immersed in the fluid, a phase-locked loop (21) is used to maintain at zero the phase difference between the input and output signals, a control deviation signal (d) from the loop being used to provide an output signal (U) representing the fluid level. In a modification, (Fig. 2 not shown) a reference conductor (32) is also provided, subject to the same temperature conditions as the first conductor (12) but not in contact with the liquid, so that variations in temperature do not affect the output signal (U).
    • 在液面检测装置中,例如, 在其中声波在浸没在流体中的声音导体(12)中传播的车辆燃料箱中,使用锁相环(21)将输入和输出信号之间的相位差维持在零,控制 来自回路的偏差信号(d)用于提供表示流体液位的输出信号(U)。 (图2未示出),在与第一导体(12)相同的温度条件下,也不提供与液体不接触的参考导体(32),从而不影响温度变化 输出信号(U)。
    • 9. 发明申请
    • ARRANGEMENT FOR THE CONTACTLESS DETERMINATION OF THE ANGLE OF ROTATION OF A ROTATABLE COMPONENT
    • 安排非接触式角度采集的旋转要素
    • WO1996016316A1
    • 1996-05-30
    • PCT/DE1995001626
    • 1995-11-22
    • ROBERT BOSCH GMBHDUKART, AntonWINNER, HermannSTEINLECHNER, SiegbertZABLER, Erich
    • ROBERT BOSCH GMBH
    • G01D05/14
    • G01D5/145G01R33/077
    • The invention concerns an arrangement for the contactless determination of the angle of rotation of a rotatable component (2), whereby a magnetic field intensity (B) generated or influenced by the rotatable component can be detected and used to determine the rotational position by the evaluation of properties which can be magnetically influenced in a sensor arrangement (5). In order also to determine the absolute rotational position of the rotatable component (2) in a simple manner, the sensor arrangement (5) comprises at least two sensor elements and is disposed relative to the rotatable component (2) such that the field lines (B) emerging from the rotatable component (2), in any rotational position, extend transversely to the sensor structures preset by the direction of a current (I) in the sensor elements (6, 7). The direction components of the field lines (B) can be evaluated with various electronic evaluation devices in order to determine the rotational position (angle of rotation alpha ) in that the phase relation between input and output signals of the respective sensor elements is evaluated. Either sinusoidal or rectangular alternating voltages or direct voltages are supplied as input signals.
    • 它提出了一种用于非接触式旋转角度检测的可旋转元件(2)的布置,其中,通过在传感器阵列(5)产生的评估磁性影响的性质或从上磁场强度(B)的可旋转元件的影响可检测的和是heranziehbar用于确定旋转位置。 为了检测以简单的方式可旋转元件(2)的绝对旋转位置,所述传感器装置(5)包括至少两个传感器元件被构造和使可转动件(2)相对设置,所述可旋转元件(2)的(场线发出的 B)在各旋转位置横向于所述(从电流I的方向)成所述传感器元件(6,7,预定的)传感器结构延伸。 随着各种电子评估装置,场线(B),用于确定旋转位置(旋转的α角)的方向分量由相应的传感器元件的输入和输出信号之间的相位关系进行评价进行评价。 作为输入信号,无论是正弦或矩形交变电压施加到或DC电压。