Vehicle heat-exchange module

In a vehicle heat-exchange module in which a fan unit is provided at the downstream side of a rectangular heat exchanger, and the fan unit is provided with a shroud having a bell-mouth and an annular opening, a propeller fan that is disposed in the annular opening, and a fan motor that rotationally...

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Bibliographische Detailangaben
Hauptverfasser: KOMATSU YOSHINAO, SATO SEIJI, SUZUKI ATSUSI, EGUCHI TSUYOSHI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In a vehicle heat-exchange module in which a fan unit is provided at the downstream side of a rectangular heat exchanger, and the fan unit is provided with a shroud having a bell-mouth and an annular opening, a propeller fan that is disposed in the annular opening, and a fan motor that rotationally drives the propeller fan, the fan unit is a unit having a single-fan configuration in which motor input power is at a predetermined level or less, and the propeller fan is provided with two sets of winglets that are respectively constructed upright, with a prescribed gap therebetween in the radial direction, along the circumferential direction on both a pressure surface and a suction surface of the root side of the blades.