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    • 1. 发明公开
    • METHOD AND SYSTEM FOR TUNING OF INDUCTIVE SENSORS FOR DETECTION OF THE PRESENCE OF RAILWAY VEHICLE WHEELS
    • 用于检测铁路车轮存在的感应传感器的调谐方法和系统
    • EP3296181A2
    • 2018-03-21
    • EP17460008.0
    • 2017-02-28
    • voestalpine SIGNALING Sopot Sp. z o.o.
    • Bulawa, MariuszStolc, Henryk
    • B61L1/16
    • B61L1/165B61L1/167B61L1/168B61L1/169
    • The method of inductive sensor tuning for detection of the presence of railway vehicle wheels, with the sensor including a generator system (G), a resonance circuit (LC), a detection system (UD), an amplifier system (WW) and an output stage (ZP), wherein internal signal (XD) and output signal (Y) are generated in the inductive sensor (C), wherein a reference value (XDref) is stored in internal signal values (XD), used in order to obtain a reference value (Yref) in the output signal (Y), characteristic for the absence of wheel over the inductive sensor according to the invention, characterised in that basic tuning of the internal signal value (XD) to the reference level (XDref) is performed by setting a frequency of the generator system (G), with the generator system being preferably numerically controlled, and subsequently, additional tuning is performed periodically by setting at least one internal threshold in the amplifier system (WW), which is in turn used to separate large changes of the internal signal (XD) compared to the reference level (XDref), caused by the presence of a wheel, from small changes of the internal signal (XD) compared to the reference level (XDref), caused by sensor ageing processes and by changes to the working environment of the sensor.
      System for tuning of inductive sensors for detection of a railway vehicle wheel according to the invention is characterised in that an oscillator system (OSC) with a constant first output frequency (F1) and a system setting a variable output frequency (USC) on the level of the second output frequency (F2) are installed in the generator system, wherein the system setting a variable output frequency on the level of the second output frequency is controlled numerically, by entering a binary word (S), or voltage-controlled, by providing a voltage signal (V) from the control unit (JS).
    • 该传感器包括发电机系统(G),谐振电路(LC),检测系统(UD),放大器系统(WW)和输出端 其中在电感式传感器(C)中产生内部信号(XD)和输出信号(Y),其中参考值(XDref)存储在内部信号值(XD)中,用于获得 在输出信号(Y)中的参考值(Yref),其特征在于在根据本发明的电感式传感器上没有车轮,其特征在于执行内部信号值(XD)到参考电平(XDref)的基本调谐 通过设置发生器系统(G)的频率,优选地对发生器系统进行数字控制,并且随后通过在放大器系统(WW)中设置至少一个内部阈值来周期性地执行附加调谐,该内部阈值继而用于 分开大的变化 由传感器老化过程引起的内部信号(XD)相对于参考电平(XDref)的内部信号(XD)相对于参考电平(XDref)的变化由内部信号(XD)的小变化 改变传感器的工作环境。 根据本发明的用于检测铁路车辆车轮的电感式传感器的调谐系统的特征在于,具有恒定的第一输出频率(F1)的振荡器系统(OSC)和在该电平上设置可变输出频率(USC)的系统 (F2)被安装在发电机系统中,其中通过输入二进制字(S)或电压控制的方式,通过数字控制系统在第二输出频率的电平上设置可变输出频率 从控制单元(JS)提供电压信号(V)。
    • 3. 发明公开
    • METHOD AND SYSTEM FOR TUNING OF INDUCTIVE SENSORS FOR DETECTION OF THE PRESENCE OF RAILWAY VEHICLE WHEELS
    • EP3296181A3
    • 2018-08-08
    • EP17460008.0
    • 2017-02-28
    • voestalpine SIGNALING Sopot Sp. z o.o.
    • Bulawa, MariuszStolc, Henryk
    • B61L1/16
    • B61L1/165B61L1/167B61L1/168B61L1/169
    • The method of inductive sensor tuning for detection of the presence of railway vehicle wheels, with the sensor including a generator system (G), a resonance circuit (LC), a detection system (UD), an amplifier system (WW) and an output stage (ZP), wherein internal signal (XD) and output signal (Y) are generated in the inductive sensor (C), wherein a reference value (XDref) is stored in internal signal values (XD), used in order to obtain a reference value (Yref) in the output signal (Y), characteristic for the absence of wheel over the inductive sensor according to the invention, characterised in that basic tuning of the internal signal value (XD) to the reference level (XDref) is performed by setting a frequency of the generator system (G), with the generator system being preferably numerically controlled, and subsequently, additional tuning is performed periodically by setting at least one internal threshold in the amplifier system (WW), which is in turn used to separate large changes of the internal signal (XD) compared to the reference level (XDref), caused by the presence of a wheel, from small changes of the internal signal (XD) compared to the reference level (XDref), caused by sensor ageing processes and by changes to the working environment of the sensor.
      System for tuning of inductive sensors for detection of a railway vehicle wheel according to the invention is characterised in that an oscillator system (OSC) with a constant first output frequency (F1) and a system setting a variable output frequency (USC) on the level of the second output frequency (F2) are installed in the generator system, wherein the system setting a variable output frequency on the level of the second output frequency is controlled numerically, by entering a binary word (S), or voltage-controlled, by providing a voltage signal (V) from the control unit (JS).
    • 5. 发明公开
    • WHEEL SENSOR AND SENSOR ENVIRONMENT MONITORING METHOD AND A SYSTEM EXECUTING SUCH A METHOD
    • EP3434553A1
    • 2019-01-30
    • EP18460044.3
    • 2018-07-19
    • voestalpine SIGNALING Sopot Sp. z o.o.
    • Bulawa, MariuszLehner, Guenther
    • B61L1/16B61L27/00
    • A wheel sensor monitoring method, and a method of monitoring sensor environment using measurements and recording of working conditions of the sensors used to form a set of diagnostic information variable over time, used to form a diagnostic signal sent to an evaluation system, which also receives a wheel presence signal, characterised in that according to the invention that the evaluation system (UO) receives simultaneously and automatically, in constant or variable intervals Td(i) the diagnostic signal (SD) and the wheel presence signal (X) such that the diagnostic signal (SD) is sent using a frequency band higher than the frequency band used by the wheel presence signal (X), wherein the diagnostic signal (SD) and the wheel presence signal (X) are added to obtain the resulting signal (Y).
      A wheel sensor monitoring system including a wheel detection system, a wheel sensor interior monitoring system including preferably sensors detecting temperature, vibrations, humidity and a wheel sensor environment monitoring system and an evaluation system, characterised in that it includes a voltage-current conversion system (KUI) with a wheel detection system (UDK) connected to its input via the first resistor (R1) and a wheel sensor interior monitoring system (UMC) connected via the second resistor (R2) and via a converter (K1). The system output (KUI) is connected with the top bandwidth filter system (FGP) and with the bottom bandwidth filter system (FDP), wherein the top bandwidth filter system (FGP) is connected with a monitoring evaluation system (UM_UO) via a converter (K2). The bottom bandwidth filter system (FDP) is connected with a wheel detection evaluation system (UDK_UO).
    • 6. 发明授权
    • METHOD AND SYSTEM FOR DETECTION OF PRESENCE OF A WHEEL OF RAILWAY VEHICLES
    • EP3168110B1
    • 2018-06-20
    • EP16460081.9
    • 2016-11-09
    • voestalpine SIGNALING Sopot Sp. z o.o.
    • Bulawa, MariuszStolc, Henryk
    • B61L1/16
    • B61L1/165
    • Method of detection of presence of a wheel of a railway vehicle in which changes to the parameters of the output signal transmitted by an inductive sensor including a LC generator, an internal processing system and an output current stage, caused by passage of wheels in the direct vicinity of the inductive sensor are analysed, is characterised in that at least one internal threshold is set in the internal processing system, which is used to separate small changes of the internal signal X related to the reference level from large changes, and the internal signal X is processed such that the output signal Y fulfils the following relationship: Y=XxK1 for small changes of the signal X related to the reference level, where K1 indicates amplification Y=XxK2 for large changes of the signal X related to the reference level, where K2 indicates amplification K2 ‰¥ 1.5xK1, System for detection of presence of a wheel of a railway vehicle in the form of an inductive sensor including a LC generator (G) with an internal processing system and a current output stage (ZP), which is connected to an evaluation system (OC) is characterised in that an amplitude detection system (DA) with a non-linear amplifier system (WW) with a characteristic comprising at least two different amplification levels is connected between the LC generator (G) and the output stage (ZP).
    • 7. 发明公开
    • METHOD AND SYSTEM FOR DETECTION OF PRESENCE OF A WHEEL OF RAILWAY VEHICLES
    • 检测铁路车辆车轮存在的方法和系统
    • EP3168110A1
    • 2017-05-17
    • EP16460081.9
    • 2016-11-09
    • voestalpine SIGNALING Sopot Sp. z o.o.
    • Bulawa, MariuszStolc, Henryk
    • B61L1/16
    • B61L1/165
    • Method of detection of presence of a wheel of a railway vehicle in which changes to the parameters of the output signal transmitted by an inductive sensor including a LC generator, an internal processing system and an output current stage, caused by passage of wheels in the direct vicinity of the inductive sensor are analysed, is characterised in that at least one internal threshold is set in the internal processing system, which is used to separate small changes of the internal signal X related to the reference level from large changes, and the internal signal X is processed such that the output signal Y fulfils the following relationship:
      Y=XxK1 for small changes of the signal X related to the reference level, where K1 indicates amplification
      Y=XxK2 for large changes of the signal X related to the reference level, where K2 indicates amplification
      K2 ≥ 1.5xK1,
      System for detection of presence of a wheel of a railway vehicle in the form of an inductive sensor including a LC generator (G) with an internal processing system and a current output stage (ZP), which is connected to an evaluation system (OC) is characterised in that an amplitude detection system (DA) with a non-linear amplifier system (WW) with a characteristic comprising at least two different amplification levels is connected between the LC generator (G) and the output stage (ZP).
    • 检测铁路车辆车轮的存在的方法,其中由直接通过直接通过车轮引起的包括LC发电机,内部处理系统和输出电流级的电感式传感器传输的输出信号的参数的变化 分析电感式传感器的近旁,其特征在于在内部处理系统中设置至少一个内部阈值,该内部处理系统用于将与参考电平相关的内部信号X的较小变化与大的变化分开,并且内部信号 对输出信号Y进行处理,使得输出信号Y满足以下关系:对于与参考电平相关的信号X的小变化,Y = X×K1,其中K1表示对于与参考电平有关的信号X的大变化,放大Y = X×K2, 其中K2表示放大K2≥1.5×K1,用于以包括LC发生器的电感式传感器的形式检测铁路车辆的车轮的存在的系统 (G)与一个连接到评估系统(OC)的内部处理系统和电流输出级(ZP)相连接,其特征在于具有带有非线性放大器系统(WW)的幅度检测系统(DA) 在LC发生器(G)和输出级(ZP)之间连接包括至少两个不同放大级的特性。