FIELD: transport.
SUBSTANCE: invention relates to thermal engineering predominantly geostationary telecommunications satellites with thermal load about 4.5-5.5 kW. Satellite is made of two modules: payload (PL) module and service system (SS) module. Instruments of SS module and part of PL modules are installed on inner surfaces of mutually opposite cellular panels "+Z" and "-Z". The latter execute functions of radiators and include heat transfer tubes parallel to satellite +Y, -Y axes. Other instruments of PL modules are placed on cellular panel perpendicular to "+Z" and "-Z" panels. SS module instruments with most narrow temperature range are installed on inner skins of their radiator panels "-Z" and "+Z". Instruments with high thermal capacity and wide temperature range are placed inside body load-carrying structure and on the lower panel. Other instruments are installed on "+X" panel and inner panel with built-in liquid manifolds. Elements of closed doubled liquid loops are connected with electric motor hydraulic pump package of temperature-control system according to certain sequential scheme.
EFFECT: mass reduction and simplification of given class satellite manufacturing process.
8 dwg
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Authors
Dates
2015-02-20—Published
2013-04-16—Filed