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About 70% of the air passing through the fan goes down the bypass duct. The JT15D-4 and later variants use a "booster" axial stage behind the fan which runs at the same speed as the fan and directs the remaining 30% of the air into the high-pressure compressor, after which it passes into a
126:. It was introduced in 1971 at 2,200 lbf (9,800 N) thrust, and has since undergone a series of upgrades to just over 3,000 lbf (13 kN) thrust in the latest versions. It is the primary powerplant for a wide variety of smaller jet aircraft, notably
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154:. The hot gases flow through a high-pressure turbine that drives the centrifugal compressor, and a low-pressure turbine that drives the fan and booster.
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0.562 lb/(lbf⋅h) (15.9 g/(kN⋅s)) at maximum thrust; 0.552 lb/(lbf⋅h) (15.6 g/(kN⋅s)) at cruise (typical)
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Certified in 1993, increased thrust again, this time to 3,045 lbf (13,540 N). The -5D is used on the
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Introduced in 1973, improving thrust to 2,500 lbf (11,000 N). The -4 was the primary engine for the
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146:. The fan for the original JT15D-1 was aerodynamically scaled to 75 lb/sec using the much larger JT9D fan.
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196:, then known as the Fanjet 500. Deliveries started in 1972, and eventually on 1,417 -1s were delivered.
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Certified in 1983. The first versions delivered 2,900 lbf (13,000 N) and were used on the
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in an underslung external test pod. In 1975 a unique over-wing installation in place of
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and flown for 93 hours to investigate the use of turbofan engines on that airframe.
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The
Development Of Jet And Turbine Aero Engines 4th Edition,Bill Gunston 2006,
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as the high-pressure stage in a turbofan engine was followed in 1970 by the
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Beechcraft, pursuit of perfection : A history of beechcraft airplanes
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The engine was first run in August 1967 before being test flown on an
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A. Several minor versions were introduced, the -5A for the
228:. Eventually 2,195 engines of the -4 series were delivered.
896:. Cambridge, England. Patrick Stephens Limited, 1989.
1133:. If you have a source, you can help Knowledge by
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843:
138:The JT15D was first run in 1967. Its use of a
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502:3,050 lbf (1,380 kgf; 13.6 kN)
192:The first model was introduced to power the
957:and United Aircraft of Canada (UAC) aircraft
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1159:Pratt & Whitney Canada aircraft engines
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1129:article is missing some (or all) of its
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844:Philips; Phillips, Edward H. (1992).
1105:Pratt & Whitney aircraft engines
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894:World Encyclopedia of Aero Engines
477:Axial flow LP, centrifugal flow HP
14:
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1169:Centrifugal-flow turbojet engines
908:
216:, and went on to find use on the
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116:Pratt & Whitney Canada JT15D
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915:PWC JT15D Product Overview page
882:
872:"Bygone Beechcrafts – Part Two"
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1164:Medium-bypass turbofan engines
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391:Northrop Grumman X-47A Pegasus
163:Pratt & Whitney Canada PT6
1:
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452:60.3 in (1,530 mm)
266:, while the -5B powered the
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165:turboprops was fitted to a
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183:Frontiers of Flight Museum
124:Pratt & Whitney Canada
65:Pratt & Whitney Canada
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507:Specific fuel consumption
464:630 lb (290 kg)
433:Specifications (JT15D-5D)
386:Mitsubishi MU-300 Diamond
167:Beechcraft Super King Air
159:Avro Canada CF-100 Canuck
32:
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833:: 263. 13 February 1969.
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458:27 in (690 mm)
438:General characteristics
350:Beechcraft Beechjet 400
268:Beechcraft T-1A Jayhawk
1154:1960s turbofan engines
825:"On Test at Longueuil"
516:Thrust-to-weight ratio
411:Scaled Composites ARES
335:Alenia Aermacchi M-311
325:
185:
140:centrifugal compressor
134:Design and development
1067:Auxiliary power units
406:Scaled Composites 401
330:Aérospatiale Corvette
320:
301:Cessna Citation Ultra
222:Aerospatiale Corvette
218:Mitsubishi Diamond 1A
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830:Flight International
814:Gunston 1989, p.131.
416:SIAI-Marchetti S.211
401:Rockwell Ranger 2000
396:Raytheon T-1 Jayhawk
226:SIAI-Marchetti S.211
97:SIAI Marchetti S.211
345:Boeing Bird of Prey
340:Ball-Bartoe Jetwing
360:Cessna Citation II
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214:Cessna Citation II
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80:Major applications
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857:978-0-911139-11-2
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365:Cessna Citation V
355:Cessna Citation I
264:Cessna Citation V
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89:Cessna Citation V
85:Cessna Citation I
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418:/Aermacchi S-211
272:DASA Ranger 2000
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181:A JT15D at the
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545:Diameter(mm)
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427:Stratos 716X
422:Sport Jet II
324:installation
313:Applications
297:Cessna UC-35
156:
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115:
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104:Number built
1135:adding them
1029:Turboshafts
553:weight (kg)
540:Length (mm)
537:thrust (kN)
535:Continuous
532:thrust (kN)
490:Performance
475:Compressor:
462:Dry weight:
274:and S-211A.
260:Cessna T-47
118:is a small
1148:Categories
1025:Turboprops
780:References
481:Fuel type:
469:Components
381:Honda MH02
376:Hawker 400
108:>6,000
93:Hawker 400
71:First run
34:Aerocardal
1102:See also:
982:Turbofans
964:Turbojets
456:Diameter:
1084:Aircraft
972:J60/JT12
755:JT15D-5F
730:JT15D-5D
707:JT15D-5C
684:JT15D-5B
661:JT15D-5A
613:JT15D-4C
530:Takeoff
496:Maximum
484:Jet A/A1
446:Turbofan
306:JT15D-5F
292:JT15D-5D
287:JT15D-5C
282:JT15D-5B
277:JT15D-5A
246:JT15D-4D
241:JT15D-4C
236:JT15D-4B
231:JT15D-4A
204:JT15D-1B
199:JT15D-1A
173:Variants
120:turbofan
45:Turbofan
805:,p.185.
638:JT15D-5
588:JT15D-4
563:JT15D-1
450:Length:
251:JT15D-5
209:JT15D-4
189:JT15D-1
56:Canada
953:(PWC)
900:
854:
801:
758:12.92
733:13.56
710:14.21
687:12.92
664:12.92
641:12.92
616:11.12
558:ratio
556:Bypass
527:Engine
520:≈ 4.58
498:thrust
367:/Ultra
299:A and
36:JT15D
19:JT15D
1125:This
1075:PW900
1057:PW200
1052:PW150
1047:PW100
1015:PW800
1010:PW600
1005:PW500
1000:PW300
995:JT25D
990:JT15D
785:Notes
747:292.6
619:10.56
594:10.56
591:11.12
580:223.5
444:Type:
74:1967
41:Type
1042:PT6T
898:ISBN
852:ISBN
799:ISBN
763:1600
750:3.3
738:1531
715:1600
692:1600
669:1600
646:1600
633:2.6
622:1600
608:2.6
597:1600
583:3.3
572:1506
551:Dry
543:Fan
258:and
224:and
114:The
1037:PT6
770:288
744:686
741:520
722:302
699:292
676:287
653:287
630:261
627:686
605:253
602:686
577:691
569:9.3
566:9.8
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