China has pushed a new piece of aviation hardware through one of the harshest trials in the business, proving that its first homegrown 1,200 kilowatt turboprop can roar to life in deep subzero ...
Pratt & Whitney Canada (P&WC) is still working on a new turboprop engine called the PT9A-11 and is also continuing to seek certification of a new helicopter turboshaft powerplant called the PW220A.