{
  "$type": "site.standard.document",
  "description": "A second control unit 100 includes a current-command generating unit 10 that generates, based on a torque command T*, a current command of the motor 6, a voltage-amplitude-index calculating unit 150 that calculates, based on the current command, a voltage amplitude index (a modulation ratio PMF)…",
  "path": "/patents/1009912",
  "publishedAt": "2011-08-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L15/025",
    "MITSUBISHI ELECTRIC CORP [JP]"
  ],
  "textContent": "A second control unit 100 includes a current-command generating unit 10 that generates, based on a torque command T*, a current command of the motor 6, a voltage-amplitude-index calculating unit 150 that calculates, based on the current command, a voltage amplitude index (a modulation ratio PMF) that should be applied to the motor 6, a current-command adjusting unit 80 that generates, based on the modulation ratio PMF and a frequency FINV of the motor 6, a current command adjustment amount dV for adjusting the current command, and a voltage command/PWM signal generating unit 50 including a pulsation-suppression-signal generating unit that generates, based on a DC voltage EFC, a pulsation suppression signal for suppressing a pulsation component of a power supply 2f component, the voltage command/PWM signal generating unit 50 generating a gate signal (a PWM signal) to an inverter, wherein it generates a PWM signal according to a control signal including the current command adjusted by the current command adjustment value dV and the pulsation suppression signal.",
  "title": "POWER CONVERTER FOR DRIVING MOTOR"
}