{
  "$type": "site.standard.document",
  "description": "This two-stroke engine (101, 102) is capable of performing at least a gas mode operation using a flammable gas as a main fuel, and includes a plurality of cylinders (1), an exhaust valve (13) provided in each of the plurality of cylinders (1), and an air-fuel ratio controller (70, 74). At a time of…",
  "path": "/patents/984213",
  "publishedAt": "2013-09-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02B25/04",
    "IHI CORP [JP]"
  ],
  "textContent": "This two-stroke engine (101, 102) is capable of performing at least a gas mode operation using a flammable gas as a main fuel, and includes a plurality of cylinders (1), an exhaust valve (13) provided in each of the plurality of cylinders (1), and an air-fuel ratio controller (70, 74). At a time of the gas mode operation, the air-fuel ratio controller (70, 74) has: a function of calculating an average air-fuel ratio inside the plurality of cylinders (1), and of controlling the average air-fuel ratio by adjusting an air flow volume which is supplied to the plurality of cylinders (1); and a function of calculating an air-fuel ratio inside each cylinder (1), and of controlling the air-fuel ratio by adjusting a closing timing of the exhaust valve (13).",
  "title": "TWO-STROKE ENGINE"
}