{
  "$type": "site.standard.document",
  "description": "A method of monitoring the health of a positive displacement hydraulic pump characterised by comprising the steps of: establishing a flow path (24, 21a, 26, 39, 38, 17a, 33, 41, 42, 36) having a known flow number between a high pressure outlet line of the pump (11) and a low pressure line of the…",
  "path": "/patents/1078542",
  "publishedAt": "2005-04-13T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02C7/22",
    "GOODRICH CONTROL SYS LTD [GB]"
  ],
  "textContent": "A method of monitoring the health of a positive displacement hydraulic pump characterised by comprising the steps of: establishing a flow path (24, 21a, 26, 39, 38, 17a, 33, 41, 42, 36) having a known flow number between a high pressure outlet line of the pump (11) and a low pressure line of the system; progressively changing the speed of operation of the pump; and, noting the speed of operation of the pump at a parameter responsive to the output pressure of the pump changes in response to said change in rotational speed of the pump.",
  "title": "Pump health monitoring"
}