A system (1) for thermal regulation of a spacecraft (S), comprising: - a hot source (C) interface, - a radiator (10) having a thermally conductive body (11) comprising at least one radiative surface (12), - two separate single-phase cooling fluid circuits (20) arranged in or on said hot source interface, each single-phase cooling circuit comprising a pump for activating the circulation of the single-phase cooling fluid, the system (1) further comprising a heat exchange device (30) arranged in or on the body (11) of the radiator, the heat exchange device comprising a casing (31) comprising at least two internal cavities (310, 310") each having input (311, 311') and output ports (312, 312') for separately connecting each of said single-phase cooling fluid circuits to the heat exchange device, and wherein the heat exchange device (30) comprises a plurality of thermal interfaces with a plurality of diphasic ducts (13), the diphasic ducts being separate from each other and separate from the single-phase cooling fluid circuits (20), the diphasic ducts (13) being arranged around the heat exchange device (30), each diphasic duct extending at least from a first section (135) of said diphasic duct to a second section (136) of said diphasic duct, said first (135) section being arranged on one of said thermal interfaces of the heat exchange device and said second section (136) of said diphasic duct being arranged in or on said body of said radiator (10), the second sections of the diphasic ducts extending around the heat exchange device.


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    Titel :

    IMPROVED SYSTEM FOR THERMAL REGULATION OF A SPACECRAFT


    Weitere Titelangaben:

    VERBESSERTES SYSTEM ZUR THERMISCHEN REGELUNG EINES RAUMFAHRZEUGES
    SYSTÈME AMÉLIORÉ DE RÉGULATION THERMIQUE D'UN ENGIN SPATIAL


    Beteiligte:

    Erscheinungsdatum :

    2024-01-03


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B64G Raumfahrt , COSMONAUTICS / B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING , Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern / F28D Wärmetauscher, soweit in keiner anderen Unterklasse vorgesehen, in denen die Wärmetauschmittel nicht in direkte Berührung miteinander kommen , HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT



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