To provide an electric power distribution device capable of responding to changes in the number and types of electronic devices and the like connected to a power source without preparing a plurality of types of wire harnesses.SOLUTION: An electric power distribution device 50 for distributing an electric power of a power supply 1 to a plurality of loads 21-23 comprises: a semiconductor switch 2a connectable to the power supply 1; a wire harness 3 with one end connected to the semiconductor switch 2a; a plurality of semiconductor switches 11a, 12a, and 13a connected to the other end of the wire harness 3, and connectable to each of the plurality of loads 21, 22, and 23; a resistance 15 connected to the other end of the wire harness 3, and having a predetermined first resistance value; a controller 40 for controlling ON and OFF of the semiconductor switch 2a and the plurality of semiconductor switches 11a, 12a, and 13a; an electric current sensor 2c for detecting an electric current flowing in the wire harness 3; and a voltage sensor 2d and a voltage sensor 14d for detecting voltages of both ends of the wire harness.SELECTED DRAWING: Figure 1
【課題】複数種のワイヤーハーネスを準備することなく、電源に接続する電子機器等の数や種類の変更に対応することが可能な電力分配装置を提供する。【解決手段】電源1の電力を複数の負荷21〜23に分配する電力分配装置50は、電源1と接続可能な半導体スイッチ2aと、一端が半導体スイッチ2aに接続されたワイヤーハーネス3と、ワイヤーハーネス3の他端に接続されているとともに、複数の負荷21、22、23それぞれと接続可能な複数の半導体スイッチ11a、12a、13aと、ワイヤーハーネス3の他端と接続されており、所定の第1の抵抗値を有する抵抗15と、半導体スイッチ2aと複数の半導体スイッチ11a、12a、13aのオン及びオフを制御する制御装置40と、ワイヤーハーネス3に流れる電流を検出する電流センサ2cと、ワイヤーハーネスの両端の電圧を検出する、電圧センサ2d及び電圧センサ14dと、を備える。【選択図】図1
ELECTRIC POWER DISTRIBUTION DEVICE AND ELECTRIC POWER SUPPLY SYSTEM
電力分配装置及び電力供給システム
2020-11-05
Patent
Electronic Resource
Japanese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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