Pratt & Whitney Canada (PWC) is testing the high-efficiency compressor for its next generation turboprop engine or NGRT and expects to have the engine ready for entry into service by 2017. The manufacturer is projecting a 15-20% fuel efficiency improvement over current turboprop engines, and like GE Aviation, which is working on a next-generation engine that could be ready as soon as 2015, PWC is talking to aircraft manufacturers about possible programs that would use its NGRT. PWC, ...


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