{
  "$type": "site.standard.document",
  "description": "An apparatus for altimetric conditioning of the intake and the exhaust of internal-combustion engines, comprising: - a controlled-pressure volume (14) isolated from the external environment; - an intake duct (16) and an exhaust duct (18) in communication with said controlled-pressure volume (14)…",
  "path": "/patents/1014866",
  "publishedAt": "2011-03-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01M15/02",
    "CONTROL SISTEM S R L [IT]"
  ],
  "textContent": "An apparatus for altimetric conditioning of the intake and the exhaust of internal-combustion engines, comprising: - a controlled-pressure volume (14) isolated from the external environment; - an intake duct (16) and an exhaust duct (18) in communication with said controlled-pressure volume (14) and the engine; - a first volumetric blower (34) and a second volumetric blower (36), wherein the intake section (38) of the first volumetric blower (34) draws a first flow of gas from the external environment and sends said first flow of gas into said controlled-pressure volume (14) and wherein the intake section (40) of the second volumetric blower (36) draws a second flow of gas from said controlled-pressure volume (14) and sends said second flow of gas towards the external environment; and - a control unit (56), provided for varying the relative speed of operation of the first volumetric blower (34) and/or of the second volumetric blower (36) for maintaining in said controlled-pressure volume (14) a desired testing pressure.",
  "title": "Apparatus and method for altimetric conditioning of internal-combustion engines"
}