| 摘要 |
Power supply arrangement for distribution of power from a DC power source having a positive terminal and a negative terminal to at least a first and a second DC power consumer, comprising: a first DC power consumer connected to said negative terminal of said DC power source by means of at least a first return line, a first DC-DC switching power converter connected to said first DC power consumer, and connected to said positive terminal of said DC power source, a second DC power consumer connected to said negative terminal of said DC power source by means of at least a second return line, a second DC-DC switching power converter connected to said second DC power consumer, and connected to said positive terminal of said DC power source, wherein a unit comprising a capacitor connected in parallel with an electrical device is arranged in each of said first and second return lines, wherein said electrical device has a diode function, whereby circulating ground loop currents are prevented.
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