Search results
Results From The WOW.Com Content Network
The turboprop system consists of 3 propeller governors, a governor, and overspeed governor, and a fuel-topping governor. [14] The governor works in much the same way a reciprocating engine propeller governor works, though a turboprop governor may incorporate beta control valve or beta lift rod for beta operation and is typically located in the ...
The engine was designed to accommodate different gearboxes or shaft drives, for helicopter or turboprop fixed-wing applications. The engine could be operated continuously at angles between 100 degrees upward and 45 degrees downward for STOL or helicopter applications.
The Trent was based on an invention by Sir Frank Whittle.It was a Derwent Mark II turbojet engine with a cropped impeller (turbine unchanged) [2] and a reduction gearbox (designed by A A Rubbra) connected to a five-bladed Rotol propeller.
Operation in a single engine reciprocating aircraft is as follows: Engine oil is pumped through the propeller shaft by the governor to push on a piston that drives the mechanism to change pitch. The flow of oil and the pitch are controlled by a governor, consisting of a gear type pump speeder spring, flyweights, and a pilot valve. The gear type ...
On July 11, 1989, Saab-Scania A.B. selected the GMA 2100 to power its new Saab 2000, a 50-seat stretch of the Saab 340 turboprop, in a US$500 million deal. [2] In July 1990, Industri Pesawat Terbang Nusantara (IPTN) of Indonesia picked the GMA 2100 as the engine for the twin-engine N-250 regional airliner. [3]
It first ran in July 1945 and in December 1946 was the first turboprop to pass a 100 hour type test. [8] Some large turboprop engines, such as the original Bristol Proteus and the modern TP400 have free turbines. The TP400 is a three-shaft design, with two compressor turbines and a separate power turbine.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The Grob G 115 is a general aviation fixed-wing aircraft, primarily used for flight training.It is built in Germany by Grob Aircraft (Grob Aerospace before January 2009). The E variant with a 3-blade variable pitch propeller is in service with the Finnish Air Force, [1] the Royal Navy and Army Air Corps for Flying Grading (a pre-EFT flying course) and in the Royal Air Force as part of No. 6 ...