PROBLEM TO BE SOLVED: To control a ground installation type regenerative electric power storage device so as to electrically discharge when power-running electric power exceeds regenerative electric power irrespective of disturbance on a feeder cable voltage caused by an electric power system, and electrically charge when the regenerative electric power exceeds the power-running electric power.SOLUTION: A railway power feeding system monitors a primary voltage and a secondary voltage of a rectifier device and electrically discharges when a difference between the secondary voltage and the primary voltage is smaller than a predetermined value, and electrically charges when the difference between the secondary voltage and the primary voltage is larger than the predetermined value.SELECTED DRAWING: Figure 1
【課題】電力系統がき電線電圧に与える外乱に依らず力行電力が回生電力を上回っている場合に放電、回生電力が力行電力を上回っている場合に充電できるように地上設置型回生電力貯蔵装置を制御すること。【解決手段】整流装置一次電圧と二次電圧を観測し、二次電圧と一次電圧の差が所定の値よりも低いときに放電し、二次電圧と一次電圧の差が所定の値よりも高い場合に充電する。【選択図】 図1
RAILWAY POWER FEEDING SYSTEM
鉄道き電システム
2017-03-30
Patent
Electronic Resource
Japanese
IPC: | B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES |