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In aeronautics, a ducted fan is a thrust-generating mechanical fan or propeller mounted within a cylindrical duct or shroud. Other terms include ducted propeller or shrouded propeller . [ 1 ] When used in vertical takeoff and landing ( VTOL ) applications it is also known as a shrouded rotor .
This is a list of aircraft of the Sri Lanka Air Force and the Sri Lanka Navy Fleet Air Arm (FAA). List of aircraft alphabetically by manufacturer. A. AAI/IAI RQ-2 ...
Aircraft whose primary form of thrust is derived from a piston engine, rotary engine or turboshaft driving a ducted fan. Subcategories This category has the following 2 subcategories, out of 2 total.
Military Intelligence Corps; Engineer Services Regiment; Sri Lanka Army Service Corps; Sri Lanka Army Medical Corps; Sri Lanka Army Ordnance Corps; Sri Lanka Electrical and Mechanical Engineers
Centre for Defence Research and Development (CDRD) is a Sri Lankan Research and Development (R&D) institute under the Ministry of Defence responsible for the development technology for the Armed Forces of Sri Lanka. The CDRD cooperates with various branches of the military as well as other entities and is engaged in the development of both ...
This category contains a list of the many military units in the Sri Lanka Army, Sri Lanka Navy and Sri Lanka Air Force. Subcategories This category has the following 12 subcategories, out of 12 total.
The Regiment Special Force (RSF) is a Sri Lanka Air Forces elite special force unit, which is part of the SLAF Regiment.It was raised in 2006.The RSF Wing is an independent formation of the SLAF and commanded by a Commanding Officer who is responsible to the Commander of the Air Force through Director Ground Operations for the efficient and effective function.
In the 1960s, Hanno Fischer, Technical Director of Rhein-Flugzeugbau (RFB), developed an interest in aircraft powered by ducted fans integrated into the aircraft structure, flying two modified gliders as testbeds, a VFW-Fokker FK-3 fitted with an eight-bladed ducted fan in the rear fuselage, which flew as the Sirius I in 1969, and a Caproni Vizzola Calif A-21, which flew as the Sirius II on 16 ...