| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inverter, a power supply and a compressor for maintaining a voltage difference between an input voltage and an output voltage of an active filter within a constant range, reducing a power loss due to elements for constituting the active filter, and efficiently supplying power. <P>SOLUTION: The inverter is provided with a rectification circuit 2 for rectifying an AC voltage, the active filter 3 for inputting an output from the rectification circuit 2, and a control circuit 5 for controlling the active filter 3 so as to set the output voltage from the active filter within a predetermined voltage range determined based on the input voltage of the active filter 3. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
