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Forum: Rotorheads

21st Jun 2016, 06:42

Replies: 40

Airbus Helicopters flies Bluecopter demonstrator

Views: 16,706

Posted By riff_raff

The real benefit from single engine operation of...

The real benefit from single engine operation of a twin is the reduction in fuel consumption during cruise. Turboshaft engines give best fuel efficiency when operated at max load, which is not...

Forum: Rotorheads

19th Jun 2016, 07:30

Replies: 40

Airbus Helicopters flies Bluecopter demonstrator

Views: 16,706

Posted By riff_raff

The AH Bluecopter rotor hub is bearingless, so...

The AH Bluecopter rotor hub is bearingless, so how does the fairing create a "maintenance headache"?

Forum: Rotorheads

11th Jul 2015, 08:19

Replies: 40

Airbus Helicopters flies Bluecopter demonstrator

Views: 16,706

Posted By riff_raff

They're claiming a 30% reduction in fuel...

They're claiming a 30% reduction in fuel consumption in cruise on one engine, which is nothing to sneeze at. This seems reasonable given the SFC characteristics of turboshaft engines at part load...

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