FIELD: astronautics.
SUBSTANCE: invention relates to tests of space equipment and can be used for tests of full-size and large-size panels of photoconverters in conditions close to operation in open space. Installation for thermo-vacuum tests of photoconverter panels consists of vacuum chamber, in which there are two cryopanels with possibility of arrangement between them of the tested photoconverter panel, as well as with possibility of arrangement between them of heat panel, equipped with heat insulation from side facing cryopanel, wherein said plant is equipped with a mechanism of reciprocal movement, additionally introduced is another thermal panel, wherein cryopanels and heat panels are arranged in a single space of vacuum chamber, made in form of rectangular parallelepiped, wherein thermal panels are made in the manner of roller shutters, which consist of aluminium extruded section sills and have joints in vertical plane, and each lamella is equipped with a resistive heater throughout the plane, in addition, in the above installation additionally introduced is a second mechanism of reciprocal movement, wherein both reciprocating mechanisms are made with possibility to move heat panels in horizontal plane with rotation.
EFFECT: invention makes it possible to reduce non-uniformity of temperature distribution on the tested panel at thermal impact and, consequently, reduction of the tested panel corrosion; safety of the tested panel against possible mechanical damages; reduction of dimensions of the plant due to maximum approximation of dimensions of the vacuum chamber to dimensions of the tested panel.
1 cl, 2 dwg
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Authors
Dates
2020-12-22—Published
2020-03-10—Filed