PROBLEM TO BE SOLVED: To provide an electric power source system for an electric motor vehicle that enables the vehicle to travel between both sections: an electrified section and an unelectrified section, which is configured to reduce a rigging space required to correspond to the unelectrified section.SOLUTION: An electric power source system PS for an electric motor vehicle comprises: an auxiliary circuit XMC connected to a DC power line through which DC power of a first voltage is supplied based on electric power collected from a pantagraph PT; and main conversion circuits TCA and TCB which are connected to the DC power line through main opening/closing devices SWA and SWB to supply electric power for driving a main motor M, which further comprises: a first reactor FL1; a charging/discharging voltage conversion circuit PC connected to the DC power line through the first reactor FL1; a second reactor FL2; a storage battery BT, connected to the charging/discharging voltage conversion circuit PC through the second reactor FL2, whose storage battery voltage is a second voltage different from the first voltage; and a third opening/closing device SW3 in which the storage battery BT is connected to an intermediate part between the main opening/closing devices SWA and SWB and the main conversion circuits TCA and TCB.SELECTED DRAWING: Figure 1
【課題】電化区間および非電化区間の両区間の走行を可能にする電気車用電源システムにおいて、非電化区間に対応するための必要艤装空間の低減を図ること。【解決手段】パンタグラフPTから集電された電力に基づき第1電圧の直流電力が供給される直流電力ラインに接続された補機回路XMCと、主開閉装置SWA,SWBを介して直流電力ラインに接続され、主電動機Mを駆動する電力を供給する主変換回路TCA,TCBと、を備えた電気車用電源システムPSにおいて、第1リアクトルFL1と、第1リアクトルFL1を介して直流電力ラインに接続された充放電電圧変換回路PCと、第2リアクトルFL2と、第2リアクトルFL2を介して充放電電圧変換回路PCと接続された蓄電池電圧が第1電圧とは異なる第2電圧である蓄電池BTと、主開閉装置SWA,SWBと主変換回路TCA,TCBとの中間部に蓄電池BTを接続する第3開閉装置SW3とを備える。【選択図】図1
ELECTRIC POWER SOURCE SYSTEM FOR ELECTRIC MOTOR VEHICLE, ELECTRIC POWER SUPPLY CONTROL METHOD AND ADDITIONAL ELECTRIC POWER SOURCE SYSTEM
電気車用電源システム、電力供給制御方法および追加電源システム
2018-09-27
Patent
Electronic Resource
Japanese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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