Arterial Heat Pipes

Thermal control of spacecraft equipment.
Year of release: 1992
Guaranteed service life (years):
25 years after ArHP filling with working fluid.
Estimated production / delivery time (months): 3
Flight qualification of the product: Yes
Brief history of flight qualification:
Operated successfully on board of more than 20 Russian satellites.
Possibility to adapt the product to customer requirements: Yes

Parameter Value
Maximum transferred heat power 1000 W·m
Outer diameter 12 mm or 16 mm
Length up to 3.0 m
Operation temperature range from -133 C to 227 C
Mass 145 g/m for ø 12 mm; 220 g/m for ø 16 mm


Two-phase (vapor/liquid) hermetic closed evaporating/ condensing thermal transfer system filled with a working fluid (Toluene, Ammonia, Propylene, Ethane, Methane, Nitrogen) of straight or complicated configuration.

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