POWER SUPPLY DEVICE

• Main Authors: MANDOKORO HIROAKI, KATO AKITOSHI
• Format: Patent
• Language: English; Japanese
• Published: 09.03.2017
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

PROBLEM TO BE SOLVED: To provide a power supply device capable of easily adjusting the amount of use of system power.SOLUTION: A power supply device comprises: a first input terminal to which AC power is supplied from a system; a first power conversion unit for converting the AC power supplied through the first input terminal to DC power; a second input terminal to which power is supplied from a power generator; a second power conversion unit for converting the power supplied through the second input terminal to DC power; a storage battery; a connection bus connected to the first power conversion unit's output side, the second power conversion unit's output side, and the storage battery; an output terminal from which part of DC power obtained through the connection bus is output; and a control unit for controlling the first power conversion unit so that the upper limit value of electric energy of the AC power supplied from the system is not exceeded.SELECTED DRAWING: Figure 1 【課題】系統電力の使用量の調整を容易に実施できる電源装置を提供する。【解決手段】電源装置は、系統から交流電力が供給される第１入力端子と、前記第１入力端子を介して供給される交流電力を直流電力に変換する第１電力変換部と、発電機から電力が供給される第２入力端子と、前記第２入力端子を介して供給される電力を直流電力に変換する第２電力変換部と、蓄電池と、前記第１電力変換部の出力側、前記第２電力変換部の出力側、および、前記蓄電池に接続される接続母線と、前記接続母線を介して得られる直流電力の一部が出力される出力端子と、前記系統から供給される交流電力の電力量の上限値を上回らないように、前記第１電力変換部を制御する制御部とを備える。【選択図】図１