{
  "$type": "site.standard.document",
  "description": "A control device for an AC electric vehicle that is applied to a configuration in which an SIV 7 is connected to an intermediate DC circuit unit 40 between a CONV 3 that converts an AC voltage input through a main transformer 2 to a DC voltage and an INV 4 that converts the DC voltage to an AC…",
  "path": "/patents/960930",
  "publishedAt": "2015-05-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L1/04",
    "MITSUBISHI ELECTRIC CORP [JP]"
  ],
  "textContent": "A control device for an AC electric vehicle that is applied to a configuration in which an SIV 7 is connected to an intermediate DC circuit unit 40 between a CONV 3 that converts an AC voltage input through a main transformer 2 to a DC voltage and an INV 4 that converts the DC voltage to an AC voltage, in which a carrier frequency fc of the CONV 3 is changed on the basis of initial temperature (initial value of Tcnv) of a converter main circuit element when a vehicle is stopped and input current Isiv of the SIV 7 such that a temperature variation of a converter main circuit element when the vehicle is stopped is reduced.",
  "title": "CONTROL DEVICE FOR ALTERNATING CURRENT ELECTRIC VEHICLE"
}