NASA tests innovative technique for super-cold fuel storage
9 months ago
- #space exploration
- #NASA
- #cryogenic technology
- Cryogenic fluid management is essential for storing and transferring ultra-cold propellants like liquid hydrogen and oxygen in space.
- Space's vacuum doesn't naturally keep propellants cold due to heat from onboard systems, solar radiation, and spacecraft exhaust.
- NASA is testing a 'tube on tank' cooling method using two cryocoolers to prevent boiloff of liquid hydrogen.
- This method involves circulating helium at extremely low temperatures through tubes around the propellant tank to maintain cold temperatures.
- A 90-day test campaign at NASA Marshall aims to demonstrate zero boiloff storage, crucial for long-duration missions to the Moon and Mars.
- Current spaceflight systems vent boiloff vapors, leading to fuel loss, which is unsustainable for missions requiring months or years of propellant storage.
- The Cryogenic Fluid Management Portfolio Project involves over 20 technology developments to support future deep space exploration.