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Questions tagged [eclss]

Acronym for Environmental Control and Life Support System used on the International Space Station

3
votes
1answer
493 views

What is the composition of breathable air on the International Space Station? [duplicate]

On the ISS, the breathable air has to include oxygen, but it can't be pure oxygen for safety reasons. So what is the composition of breathable air on the station?
18
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1answer
2k views

Air in International Space Station

How do astronauts/cosmonauts manage the atmosphere at the International Space Station as their missions are years long, versus shorter flights? Do they recycle? Import via cargo vessels? Electrolyze ...
5
votes
0answers
87 views

Do the ECLSS components aboard ISS deteriorate at the same rate as they would on Earth?

Just what the title states. Wikipedia writes to say about the ECLSS (Environment Control Life Support System) The highest priority for the ECLSS is the ISS atmosphere, but the system also ...
12
votes
1answer
799 views

With one out of two Thermal Control Systems on ISS malfunctioning, how long can Loop B keep up with increased load?

International Space Station (ISS) is in trouble again. One of the two Thermal Control System (TCS) loops (Loop A) is malfunctioning due to a troublesome Flow Control Valve (FCV). This is nothing new ...
23
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2answers
20k views

Air temperature and humidity inside the ISS

The International Space Station being an artificial habitat for humans; it seems reasonable to assume the air temperature, and humidity levels are maintained at well-defined levels. What are the air ...