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New, inexpensive production materials boost promise of hydrogen fuel（图）
New inexpensive boost hydrogen fuel
2014/3/20
In a study published last week in the journal Science, chemistry professor Kyoung-Shin Choi and postdoctoral researcher Tae Woo Kim combined cheap, oxide-based materials to split water into hydrogen a...
Model optimization method and connected-pipe experiment of a liquid fuel ramjet engine
ramjet engine model optimization altitude test facility(ATF) connected-pipe experiment simulation technique
2014/5/19
The optimization method of a mathematical model and connected-pipe experimental technique for a test in altitude test facility (ATF) of a liquid fuel ramjet engine was researched.The optimization of t...
Fuel Leak Again Postpones Launch of Space Shuttle Endeavour
Fuel Leak Space Shuttle Endeavour
2009/6/19
NASA postponed the launch of space shuttle Endeavour's STS-127 mission Wednesday because of a leak associated with the gaseous hydrogen venting system outside the shuttle’s external fuel tank. Endeavo...