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Waspie_Dwarf

Work Continues on Station Cooling Issue

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Work Continues on Station Cooling Issue

Kenny Todd, ISS Mission Operations Integration Manager, provides an update on the efforts to regulate temperatures in one of two cooling loops on the International Space Station affected by the malfunction last week of a flow control valve in a cooling pump on the station's starboard truss.

Credit: NASA

Source: NASA - Multimedia

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Cygnus Launch Preps Continue as Managers Mull Repair Spacewalks

NASA managers are evaluating whether to go for a Dec. 19 launch of Orbital Sciences’ Cygnus commercial resupply craft or move ahead with a series of spacewalks to repair a pump that is part of a cooling loop that shutdown last Wednesday due to low temperatures seen in the line.

Ground controllers have been sending commands to another valve that is part of the station’s cooling system. The hope is that this valve can be positioned in a way to help maintain the proper temperature in the loop, which could allow them to reintegrate part of the station’s internal electronics.

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Station Cooling System Update From Flight Director

Expedition 38 Lead Flight Director Judd Frieling joins NASA Public Affairs Officer Dan Huot for an update on the International Space Station's ammonia pump module and the efforts by the Flight Control Team to resolve the issue with a software upload.

Credit: NASA

Source: NASA - Multimedia

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