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Pratt & Whitney Canada JT15D-1Turbofan Engine, Cutaway

National Air and Space Museum

Object Details

Manufacturer
Pratt & Whitney Canada (Longueuil, Quebec)
Physical Description
Type: Turbofan
Thrust: 9,800 N (2,200 lb)
Compressor: Single stage fan with core boost stage, single stage high-pressure centrifugal
Combustor: Reverse flow annular
Turbine: Single-stage high pressure axial, 2-stage low pressure axial
Weight: 233 kg (514 lb)
Summary
Pratt & Whitney Canada began development of small gas turbines in the mid-1950s. Experience was first gained with the JT12 turbojet, and P&WC's initial commercial success was with the PT6 turboprop powered Beech King Air, which first flew in 1964.
P&WC began designing the JT15D in 1966 at the request of Cessna, which was developing the new entry-level Citation business jet that first flew in 1969. Simplicity and low cost were key objectives. The JT15D was P&WC's first turbofan engine, and is fairly unique among modern turbofans in that it uses a centrifugal compressor as its main high-pressure system.
The JT15D family produces thrust to 15,100 N (3,400 lb) and has powered several Cessna Citation models, the Aerospatiale Corvette, Mitsubishi Diamond 1/1A, and Beechjet 400A business aircraft.
This artifact was one of two engines that powered the prototype Cessna Citation on its first flight in 1969. It was used mainly during the Citation flight test program.
Credit Line
Gift of Pratt & Whitney Aircraft of Canada, Ltd
1969
Inventory Number
A19780210000
Restrictions & Rights
Usage conditions apply
Type
PROPULSION-Turbines (Jet)
Dimensions
Length 151 cm (59.3 in.), Diameter 69 cm (27.2 in.)
Country of Origin
Canada
See more items in
National Air and Space Museum Collection
Location
Steven F. Udvar-Hazy Center in Chantilly, VA
Exhibit Station
Business Aviation
National Air and Space Museum
Record ID
nasm_A19780210000
Metadata Usage (text)
Not determined
GUID (Link to Original Record)
http://n2t.net/ark:/65665/nv960e7b287-95f3-47f3-92c9-f8c334440bb6

Related Content

  • Propulsion

    Air and Space Museum

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