To provide a high voltage system with high reliability which can prevent electric shock due to leakage current and an influence on peripheral electronic devices in the high voltage system which makes a vibration attenuation mechanism using electric viscous fluid as working fluid a load, and a failure diagnosis method of the high voltage system.SOLUTION: A high voltage system has a first circuit 14 having a power supply 35 and a ground 46, a second circuit 15 magnetically coupled with the first circuit through a transformer 25 and having a load connected to the ground, a controller 23 connected to the ground, a third circuit 30 connected to the second circuit and the ground, first resistors 39H and 39L provided between a connection point of a high potential end of the second circuit and the ground, and second resistors 40H and 40L provided between the connection point of a low potential end of the second circuit and the ground and having a resistance value different from that of the first resistor.SELECTED DRAWING: Figure 2
【課題】作動流体として電気粘性流体を用いる振動減衰機構を負荷とする高電圧システムにおいて、漏れ電流による感電や周囲の電子機器への影響を防止可能な信頼性の高い高電圧システムとその故障診断方法を提供する。【解決手段】電源35とグラウンド46を有する第一回路14と、変圧器25を介して前記第一回路と磁気的に結合され、前記グラウンドと接続された負荷を有する第二回路15と、前記グラウンドに接続された制御器23と、前記第二回路と前記グラウンドに接続された第三回路30と、前記第二回路の高電位端の接続点と前記グラウンドとの間に設けられた第一の抵抗器39H、39Lと、前記第二回路の低電位端の接続点と前記グラウンドとの間に設けられ、前記第一の抵抗器とは異なる抵抗値を有する第二の抵抗器40H、40Lと、を備える。【選択図】図2
HIGH VOLTAGE SYSTEM AND FAILURE DIAGNOSIS METHOD OF HIGH VOLTAGE SYSTEM
高電圧システムおよび高電圧システムの故障診断方法
2019-06-06
Patent
Electronic Resource
Japanese
IPC: | G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / F16F SPRINGS , Federn |
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