Design a heat pipe cooling system for a spherical satellite that dissipates 5000 W/m 3 , has
Question:
Design a heat pipe cooling system for a spherical satellite that dissipates 5000 W/m3, has a surface area of 5 m2, and cannot exceed a temperature of 120°C. All the heat must be dissipated by radiation into space. State all your assumptions.
GIVEN
- Spherical satellite, 5 m2 surface area
- Dissipates 5000 W/m3
- Maximum temperature of 102°C
- All heat rejection is by radiation to space
ASSUMPTIONS
- Temperature drop between the satellite interior and the heat pipe evaporator is < 20°C
- Neglect vapor pressure drop in the heat pipe
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Since the satellite has a 5 m 2 surface area the radius of the spherical satellite is from which the satellite volume is and the total power dissipate...View the full answer
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Related Book For
Principles of heat transfer
ISBN: 978-0495667704
7th Edition
Authors: Frank Kreith, Raj M. Manglik, Mark S. Bohn
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