{
  "$type": "site.standard.document",
  "description": "A control circuit (30) comprises: first and second terminals (32,34) for connection to an electrical network (36,38); a current transmission path extending between the first and second terminals (32,34), the current transmission path including first and second current transmission path portions…",
  "path": "/patents/948252",
  "publishedAt": "2015-11-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J3/36",
    "ALSTOM TECHNOLOGY LTD [CH]"
  ],
  "textContent": "A control circuit (30) comprises: first and second terminals (32,34) for connection to an electrical network (36,38); a current transmission path extending between the first and second terminals (32,34), the current transmission path including first and second current transmission path portions (40,42), the first and second current transmission path portions (40,42) being arranged to permit a current flowing, in use, between the first and second terminals)(32,34) and through the first current transmission path portion (40) to bypass the second current transmission path portion (42) and to permit a current flowing, in use, between the first and second terminals (32,34) and through the second current transmission path portion (42) to bypass the first current transmission path portion (40), each current transmission path portion (40,42) including a respective converter (50a,50b), each converter (50a,50b) including at least one module, each module including at least one energy storage device, the current transmission path further including at least one energy conversion element (44,46,48); and a controller (100) configured to selectively remove the or each energy storage device from the respective current transmission path portion (40,42) to cause current to flow from the electrical network (36,38) through the current transmission path and the or each energy conversion element (44,46,48) to remove energy from the electrical network (36,38), wherein the controller (100) is configured to selectively remove the or each energy storage device from the respective current transmission path portion (40,42) to control first and second currents respectively flowing, in use, in the first and second current transmission path portions (40,42) to simultaneously charge the converter (50a,50b) of one of the first and second current transmission path portions (40,42) and discharge the converter (50b) of the other of the first and second current transmission path portions (40,42).",
  "title": "Control circuit"
}