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    • 5. 发明授权
    • Voltage regulating system for electrical loads in a motor vehicle
    • 汽车电气负载调压系统
    • US06204652B1
    • 2001-03-20
    • US09532764
    • 2000-03-22
    • Pierre AlbouJean Paul CharretJoel Leleve
    • Pierre AlbouJean Paul CharretJoel Leleve
    • G05F140
    • H05B39/047H02M3/1588Y02B20/144Y02B70/1466
    • A motor vehicle electrical system has at least one apparatus for regulating the power supply voltage of an electrical load which has a nominal or rated supply voltage. The regulating apparatus is supplied by a variable value unidirectional voltage source. The apparatus includes an oscillator for generating a rectangular control signal having a cyclic ratio which varies with the value of the unidirectional voltage when the latter is above a given threshold value. The apparatus also includes an interrupter controlled by the control signal and connected in series with the load across the voltage source. Each voltage regulating apparatus further includes an inductance connected in series with the load, and a component with unidirectional conduction in parallel with the series connected load and inductance.
    • 机动车辆电气系统具有至少一个用于调节具有标称或额定电源电压的电负载的电源电压的装置。 调节装置由可变值单向电压源提供。 该装置包括一个用于产生一个矩形控制信号的振荡器,该矩形控制信号具有随着单向电压值高于给定阈值时单向电压的值而变化的循环比。 该装置还包括由控制信号控制并与跨过电压源的负载串联连接的断续器。 每个电压调节装置还包括与负载串联的电感,以及具有与串联连接的负载和电感并联的单向导通的部件。
    • 6. 发明授权
    • Power supply circuit for an arc lamp, in particular for a motor vehicle
headlight
    • 用于电弧灯的电源电路,特别是用于电动车灯
    • US5065072A
    • 1991-11-12
    • US500290
    • 1990-03-28
    • Pierre AlbouJoel Leleve
    • Pierre AlbouJoel Leleve
    • B60Q1/04H05B31/30H05B41/24H05B41/288
    • H05B41/2885H05B41/2883Y02B20/202Y10S315/07
    • A power supply circuit for an arc lamp, in particular for a motor vehicle headlight, the power supply circuit being wherein it comprises: means for converting electricity from a low voltage DC supply such as a vehicle battery into an alternating voltage of amplitude which is variable as a function of the state of the lamp; and a voltage-raising transformer, the variable alternating voltage being applied to the primary winding of the transformer and the lamp being connected to the terminals of the secondary winding of the transformer, either directly or else by means of non-inductive components. Optionally, the circuit includes means for generating first voltage pulses across the terminal of at least one capacitor and for applying them to the lamp for the purpose of striking an arc in the lamp, and for generating second voltage pulses for maintaining the arc after it has been struck on the basis of a current flowing through at least one inductance and under the control of switch means including at least two switches controlled as a function of the value of the current flowing through the lamp. The invention is applicable to powering the lamps of motor vehicle headlights.
    • 一种用于电弧灯的电源电路,特别是用于机动车辆头灯的电源电路,其电源电路包括:用于将电力从诸如车辆电池的低压DC电源转换成可变的幅度交变电压的装置 作为灯的状态的函数; 和升压变压器,可变交流电压被施加到变压器的初级绕组,并且灯直接连接到变压器的次级绕组的端子,或者通过非感性部件连接到变压器的次级绕组的端子。 可选地,电路包括用于在至少一个电容器的端子上产生第一电压脉冲并将其施加到灯以用于在灯中触发电弧的装置,并且用于产生第二电压脉冲以在其具有电弧之后保持电弧 基于流经至少一个电感的电流和在开关装置的控制下被击打,该开关装置包括根据流过灯的电流的值控制的至少两个开关。 本发明适用于为汽车前灯的灯提供动力。