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    • 3. 发明授权
    • Vacuum plasma generator
    • 真空等离子发生器
    • US07452443B2
    • 2008-11-18
    • US11371628
    • 2006-03-09
    • Michael GlückChristoph HofstetterGerd Hintz
    • Michael GlückChristoph HofstetterGerd Hintz
    • C23F1/00H01L21/306
    • H01J37/32174H01J37/32082H03H7/40
    • A vacuum plasma generator is used for treating workpieces in a vacuum chamber. The vacuum plasma generator includes a mains connection for connection to a voltage supply network, and at least one mains rectifier. The at least one mains rectifier is connected to at least one first converter that generates at least one intermediate circuit voltage, a first RF signal generator, a second RF signal generator, and at least one 3 dB coupler. The first RF signal generator is connected to at least one intermediate circuit voltage, for generating a first signal of a basic frequency and of a first phase position. The second RF signal generator is connected to at least one intermediate circuit voltage, for generating a second signal of the basic frequency and of a second phase position. The least one 3 dB coupler couples the first and the second signal into an output signal of the generator.
    • 真空等离子体发生器用于处理真空室中的工件。 真空等离子体发生器包括用于连接到电压网络的电源连接器和至少一个电源整流器。 所述至少一个电源整流器连接到至少一个产生至少一个中间电路电压的第一转换器,第一RF信号发生器,第二RF信号发生器和至少一个3dB耦合器。 第一RF信号发生器连接到至少一个中间电路电压,用于产生基本频率和第一相位位置的第一信号。 第二RF信号发生器连接到至少一个中间电路电压,用于产生基本频率和第二相位位置的第二信号。 至少一个3dB耦合器将第一和第二信号耦合到发生器的输出信号中。
    • 6. 发明授权
    • Method for determining the loop resistance of a power supply network
    • 用于确定电源网络的回路电阻的方法
    • US06288553B1
    • 2001-09-11
    • US09172025
    • 1998-10-14
    • Christoph HofstetterFrank Henninger
    • Christoph HofstetterFrank Henninger
    • G01R3108
    • G01R27/16
    • The invention relates to a method for determining the loop resistance of a power supply network with a neutral conductor (called N), a phase or external conductor (called L1), a ground or protective earth conductor (called PE), and a fault current breaker (called FI) based on the differential quotient Ri=dU/dI≈(U1−U2)/(I1−I2); whereby U1 is the measured, unloaded network voltage, I1 is the zero current without load, U2 is the measured, loaded network voltage, and I2 is the calculated load current. According to one aspect of the invention, the following steps are provided: Loading of a L1-N loop and determining the resistance RL1 according to equation (1), loading of a N-PE loop with a measuring current IM under a measuring voltage UM which is small enough to avoid triggering of the fault current circuit breaker, and determining the resistance RPE according to the following equation (2): RPE=UM/IM  (2) and determining the loop resistance as RL1+RPE.
    • 本发明涉及一种用于确定具有中性导体(称为N),相或外部导体(称为L1),接地或保护接地导体(称为PE)的电源网络的回路电阻的方法,以及故障电流 基于差分商的断路器(称为FI),其中U1是测量的无负载网络电压,I1是无负载的零电流,U2是测量的负载网络电压,I2是计算的负载电流。 根据本发明的一个方面,提供以下步骤:根据等式(1)加载L1-N环路并确定电阻RL1,在测量电压UM下加载具有测量电流IM的N-PE环路 其足够小以避免触发故障电流断路器,并根据以下等式(2)确定电阻RPE:并将回路电阻确定为RL1 + RPE。
    • 7. 发明授权
    • Device and method for determining the sign of the phase angle of two
electrical signals
    • 用于确定两个电信号的相位角符号的装置和方法
    • US6144925A
    • 2000-11-07
    • US993522
    • 1997-12-18
    • Christoph Hofstetter
    • Christoph Hofstetter
    • G01R29/18G01R25/00
    • G01R29/18
    • The present invention pertains to a device and method for determining the sign of a phase angle of a first and second, essentially identical, periodic electric signals on corresponding first and second electrical conductors L1, L2, in particular, to determine the phase sequence in a three-phase power system. The device according to the present invention has a sensing device for sensing of the first signal from the first conductor L1 and of the second signal from the second conductor L2; a trigger device 25 for receiving the sensed first signal and specifying a time reference point and/or a time reference window within the signal period of the first signal and outputting a corresponding trigger signal; and a determination device 31, 32, 33 for receiving the trigger signal and the sensed second signal and determining the sign of the phase angle under consideration of at least the value of the second signal at the time reference point and/or the waveform of the second signal within the time reference window.
    • 本发明涉及一种用于确定对应的第一和第二电导体L1,L2上的第一和第二,基本相同的周期性电信号的相位角的符号的装置和方法,特别地,以确定一个 三相电力系统。 根据本发明的装置具有用于感测来自第一导体L1的第一信号和来自第二导体L2的第二信号的感测装置; 触发装置25,用于接收感测到的第一信号,并在第一信号的信号周期内指定时间参考点和/或时间参考窗口,并输出相应的触发信号; 以及确定装置31,32,33,用于接收触发信号和所感测的第二信号,并且在时间参考点处至少考虑第二信号的值和/或波形,确定相位角的符号 时间参考窗口内的第二个信号。
    • 10. 发明申请
    • Vacuum plasma generator
    • 真空等离子发生器
    • US20060196426A1
    • 2006-09-07
    • US11371628
    • 2006-03-09
    • Michael GluckChristoph HofstetterGerd Hintz
    • Michael GluckChristoph HofstetterGerd Hintz
    • C23C16/00
    • H01J37/32174H01J37/32082H03H7/40
    • A vacuum plasma generator is used for treating workpieces in a vacuum chamber. The vacuum plasma generator includes a mains connection for connection to a voltage supply network, and at least one mains rectifier. The at least one mains rectifier is connected to at least one first converter that generates at least one intermediate circuit voltage, a first RF signal generator, a second RF signal generator, and at least one 3 dB coupler. The first RF signal generator is connected to at least one intermediate circuit voltage, for generating a first signal of a basic frequency and of a first phase position. The second RF signal generator is connected to at least one intermediate circuit voltage, for generating a second signal of the basic frequency and of a second phase position. The least one 3 dB coupler couples the first and the second signal into an output signal of the generator.
    • 真空等离子体发生器用于处理真空室中的工件。 真空等离子体发生器包括用于连接到电压网络的电源连接器和至少一个电源整流器。 所述至少一个电源整流器连接到至少一个产生至少一个中间电路电压的第一转换器,第一RF信号发生器,第二RF信号发生器和至少一个3dB耦合器。 第一RF信号发生器连接到至少一个中间电路电压,用于产生基本频率和第一相位位置的第一信号。 第二RF信号发生器连接到至少一个中间电路电压,用于产生基本频率和第二相位位置的第二信号。 至少一个3dB耦合器将第一和第二信号耦合到发生器的输出信号中。