October 28, 2013
Question: In terms of reciprocating engines, what is a compression ratio?
Answer: The compression ratio of an engine is the ratio of the volume of space in a cylinder when the piston is at the top of the stroke compared with when it is at the bottom of the stroke. A higher compression ratio generally means higher engine efficiency.
Bombardier has launched the 12-passenger Challenger 650 with an order from launch customer NetJets.
Sabreliner isn't just for Sabreliners anymore. New owners and management have recast it as a jet refurbishment and parts center.
Nextant, rebuilder of the Beechcraft Hawker 400 and King Air 90, has named Piedmont Aircraft as the eastern dealer for the Nextant 400XTi and the G90XT.
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