| 摘要 |
PROBLEM TO BE SOLVED: To provide a DC power supply apparatus, and an air conditioner and a DC feed system with corresponding power conversion devices which suppress a circulating current flowing when DC power is supplied to a plurality of loads.SOLUTION: The DC power supply apparatus in which a plurality of devices comprising inductive elements 21, 22 and capacitive elements 31, 32 connected in series and loads 51, 52 connected in parallel with the capacitive elements 31, 32 are connected in parallel to a DC power supply 1 includes: load current detection means 61, 62 specific to the respective devices 10, 20 for detecting load currents flowing through the loads 51, 52; and control means 4 for controlling the loads 51, 52 so as to reduce an inductive current component due to interference between the devices 10, 20 on the basis of outputs of the load current detection means 61, 62. |
