El Pratt & Whitney Canada PT6 es uno de los motores en la aviación mas populares. Como motor a reacción esta el Pratt & Whitney JT8D (14.000 unidades fabricadas), el motor turbofan el CFM56 (13.000 unidades fabricadas) y el PT6 que es un motor turbohelice con mas de 51.000 unidades fabricadas desde 1960 en distintas versiones y a diversas aeronaves tanto comerciales como militares.
Este cubre rangos de potencia entre 580 y 920caballos de potencia en eje (shp) en las series originales, y hasta 1.940 shp (1.450 kW) en las series de mayor tamaño. Las variantes PT6B y PT6C son motores turboeje para helicópteros.
(The Pratt & Whitney Canada PT6 is one of the most popular engines in aviation. As jet engine is the Pratt & Whitney JT8D (14,000 units produced), the turbofan engine the CFM56 (13,000 units produced) and PT6 which is a turboprop with more than 51,000 units manufactured since 1960 in different versions both commercial and various aircraft engine and military.
This covers power ranges between 580 and 920caballos in shaft power (SHP) in the original series, and up to 1,940 shp (1,450 kW) in larger series. The PT6B and PT6C turboshaft engines are variants for helicopters.)
Aplicaciones (Aplications):
PT6A
- AASI Jetcruzer
- Aero Commander 680T (PT6 conversion)
- Aero Ae 270 Ibis
- AHRLAC Holdings Ahrlac
- Air Tractor AT-400
- Air Tractor AT-501
- Air Tractor AT-602
- Air Tractor AT-802
- Antilles Super Goose
- Antonov An-28
- Ayres Turbo Thrush
- Basler BT-67
- Beechcraft 1900
- Beechcraft Model 99
- Beechcraft A36TC Bonanza (turbine conversion)
- Beechcraft C-12 Huron
- Beechcraft King Air
- Beechcraft Lightning
- Beech 18 series (turbine conversion)
- Beechcraft Model 87
- Beechcraft Model 99
- Beechcraft RC-12 Guardrail
- Beechcraft RU-21C Ute
- Beechcraft Starship
- Beechcraft Super King Air
- Beechcraft T-6 Texan II
- Beechcraft T-34C Turbo-Mentor
- Beechcraft T-44 Pegasus
- Beriev Be-30K
- CASA C-212 series 300P
- Cessna 208 Caravan
- Cessna P210N (turbine conversion)
- Cessna 404 Titan (turbine conversion)
- Cessna 421C Golden Eagle (turbine conversion)
- Cessna 425 Corsair/Conquest I
- Conair Turbo Firecat
- Conroy Tri-Turbo-Three
- de Havilland Canada DHC-2 Mk. III Turbo Beaver
- de Havilland Canada DHC-3 Otter (turbine conversions)
- de Havilland Canada DHC-6 Twin Otter
- de Havilland Canada Dash 7
- Dominion UV-23 Scout
- Dornier Do 128 Turbo Skyservant
- Dornier Seawings Seastar
- Douglas DC-3 (turbine conversions)
- Epic LT Dynasty
- Embraer EMB 110 Bandeirante
- Embraer EMB 121 Xingu
- Embraer EMB 312 Tucano
- Embraer EMB 314 Super Tucano
- Frakes Mohawk 298
- Frakes Turbocat
- Gulfstream American Hustler 400
- Grumman Mallard (turbine conversion)
- Grumman Goose (turbine conversion)
- Harbin Y-12
- Helio AU-24 Stallion
- IAI Arava
- IAI Eitan
- Indonesian Aerospace N-219
- JetPROP DLX
- Kestrel K-350
- KAI KT-1
- Let L-410 Turbolet
- Lancair Evolution
- NAL Saras
- NDN Fieldmaster
- FTS Turbo Firecracker
- PAC 750XL
- PAC Cresco
- Piaggio P.180 Avanti
- Pilatus PC-6/B Turbo-Porter
- Pilatus PC-7
- Pilatus PC-9
- Pilatus PC-12
- Pilatus PC-21
- Piper PA-31P (turbine conversion)
- Piper PA-31T Cheyenne
- Piper PA-42 Cheyenne III
- Piper PA-46-500TP Meridian
- Piper T1040
- PZL-130T Turbo Orlik and PZL-130TC-II Orlik
- PZL M-18 Dromader (turbine conversion)
- PZL M28 Skytruck
- Quest Kodiak
- Reims-Cessna F406 Caravan II
- Saunders ST-27/ST-28
- Scaled Composites ATTT
- Shorts 330
- Shorts 360
- Short C-23 Sherpa
- Socata TBM
- Spectrum SA-550
- Swearingen SA26-T Merlin IIA
- TAI Hürkuş
- US Aircraft A-67 Dragon
PT6B
- AgustaWestland AW119 Koala
- Changhe Z-8F
- Avicopter AC313
- Lockheed XH-51
- Sikorsky S-76B
- Westland Lynx 606
PT6C
- AgustaWestland AW139
- Bell/Agusta BA609
- UH-1 Global Eagle upgrade
- Eurocopter EC175/Avicopter Z-15
Beechcraft 1900D
Cessna Caravan
DC-3 Turboprop (C-47 Turboprop)
General characteristics
- Type: Turboprop
- Length: 62 in (1,575 mm)
- Diameter: 19 in (483 mm)
- Dry weight: 270 lb (122.47 kg)
Components
- Compressor: 3-stage axial + 1-stage centrifugal flow compressor
- Combustors: Annular reverse-flow with 14 Simplex burners
- Turbine: 1-stage gas generator power turbine + 1-stage free power turbine
- Fuel type: Aviation kerosene to MIL-F-5624E / JP-4 / JP-5
- Oil system: Split system with gear type pressure and scavenge pumps, with pressure to gearbox boosted by a second pump.
Performance
- Maximum power output: 578 hp (431 kW) equivalent power at 2,200 output rpm for take-off
- Overall pressure ratio: 6.3:1
- Air mass flow: 5.3 lb (2 kg)/second
- Specific fuel consumption: 0.67 lb/hp/hr (0.408 kg/kW/hr)
- Power-to-weight ratio: 2.14 hp/lb (3.52 kW/kg)
