207:
In
December 2022, Chinese military analysts indicated the WS-15 was undertaking the last stage of testing and development. Chinese sources suggested the engine completed its maiden flight earlier that year on an unknown airframe. In late December 2022, a prototype of the new J-20 variant was observed
221:
speculated that small-scale production run and in-flight testing with the J-20 fighter was underway. On 29 June 2023, a J-20B equipped with dual WS-15 engines was speculated to have made its maiden flight in
Chengdu. Despite the lack of clear pictures, circumstantial evidence such as a photo of the
237:
and longer ranges, extra electricity production, and upgrade potential for the fighter. Spending several decades of development, the induction of the WS-15 into the
Chinese military was seen as a technological leap in China's domestic aviation industry.
1558:
208:
at
Chengdu Aerospace Corporation facilities. The new variant was painted in yellow premier and different from previous J-20 aircraft in airframe and was speculated to be used to test the WS-15 engine and thrust-vectoring.
1551:
623:
1544:
233:
Defense analysts and commentators noted WS-15 was intended to be the ultimate engine for the J-20, providing supercruise capability, enhanced reliability, improved maneuverability, better
654:
186:
685:
555:
806:
615:
492:
746:
589:
204:
In March 2022, Chinese state media reported that the J-20 had performed trials with the engine and experienced significantly improved performance.
1042:
708:
61:
646:
1051:
144:
71:
827:
1567:
529:
222:
engine installation ceremony, lack of censorship by the authorities, and modified airframe suggested the WS-15 was evidently mounted, though
1862:
768:
469:
1351:
846:
932:
787:
727:
414:
212:
148:
1867:
906:
1400:
564:
677:
134:
215:(AECC) announced the serial production of the WS-15 had started and China " all technical bottlenecks" with the WS-15.
1428:
1035:
162:, improve its range, manoeuvrability and upgrade potential for future weapon systems. It will eventually replace the
1306:
1536:
1787:
1331:
511:"China's New WS-15 Jet Engine Finally Enters Serial Production: How Will it Supercharge J-20 Stealth Fighters?"
409:
957:
510:
1396:
1321:
426:
865:
1028:
436:
374:
350:
194:
1096:
1644:
1326:
1178:
1654:
1003:
1772:
1739:
1716:
441:
533:
1289:
1744:
1711:
1706:
1691:
1454:
227:
112:
1805:
1701:
1601:
1596:
1586:
1578:
1570:
1423:
1413:
1386:
1311:
978:
234:
166:, which currently serves as the interim engine of J-20, while the WS-15 is being refined.
1782:
1754:
1749:
1686:
1591:
1510:
1469:
1464:
1459:
1408:
1270:
1265:
1126:
399:
389:
163:
1856:
1777:
1759:
1659:
1649:
1634:
1629:
1619:
1479:
1474:
1449:
1433:
1260:
1234:
1173:
1152:
1147:
1116:
1111:
1106:
394:
246:
242:
1639:
1418:
1366:
1361:
1193:
1188:
1121:
1101:
1091:
1081:
1071:
1066:
910:
431:
359:
217:
181:
engine began in the early 1990s. In 2005, the engine performed successfully on the
155:
91:
1209:
1142:
866:"Footage surfaces of China testing a J-20 with twin WS-15 engines to rival the US"
1020:
884:
493:"Why China's first stealth fighter was rushed into service with inferior engines"
1734:
1696:
1681:
1624:
1520:
1371:
1341:
1275:
1255:
1229:
1224:
1219:
1214:
1183:
1086:
1076:
241:
Guizhou incorporated many of the same technology as on the WS-15 to develop the
175:
159:
137:
1841:
1764:
1673:
1356:
1346:
1316:
1250:
1168:
616:"Is China's W-15 engine to power J-20 stealth fighter jet nearing completion?"
1814:
1669:
1336:
310:
647:"This Could Be Our First Glimpse Of China's Enhanced J-20 Stealth Fighter"
590:"China's J-20 stealth fighters are getting an engine upgrade, source says"
17:
1832:
1823:
1726:
1611:
404:
273:
178:
140:
41:
319:
197:
of 9. The thrust target was reported as 180 kilonewtons (40,000 lb
182:
807:"China puts advanced WS-15 engines through J-20 stealth fighter paces"
769:"China's J-20 Fighter With Long-Awaited WS-15 Engines May Have Flown"
336:
120:
470:"ANALYSIS: Can China break the military aircraft engine bottleneck?"
1525:
747:"Chinese executive hints at progress with J-20's new WS-15 engine"
709:"China Seeks Superalloys, Supply Chain Boost For Military Engines"
1515:
1505:
1500:
563:, Galleon (Shanghai) Consulting, 2012, p. 2, archived from
245:, a 10-ton thrust engine with the same footprint as the earlier
130:
1540:
1024:
189:. In 2009, a prototype achieved 160 kilonewtons (36,000 lb
532:. International Assessment and Strategy Center. Archived from
678:"Alleged new variant of Chinese J-20 stealth fighter emerges"
463:
461:
459:
828:"China May Have Flown J-20 With Domestic WS-15 Engines"
187:
154:
The WS-15 is intended to become the main engine of the
984:(in Simplified Chinese). 招商证券. 2017-06-07. p. 10
324:
single-stage high pressure, single-stage low pressure
260:
School of
Mechanical Engineering,Shandong University
1725:
1668:
1610:
1577:
1493:
1442:
1395:
1379:
1300:
1284:
1243:
1202:
1161:
1135:
1059:
933:"Chinese WS-15 engine prepared for mass production"
909:(in Simplified Chinese). 山东大学机械工程学院. Archived from
847:"China's J-20 may have flown with new WS-15 engine"
788:"New CAC J-20 potentially powered by WS-15 engines"
728:"Chinese WS-15 engine prepared for mass production"
726:Kadidal, Akhil; Narayanan, Prasobh (7 April 2023).
230:control (TVC) paddles, which could be added later.
762:
760:
226:noted the engines on trial apparently lacks the
931:Akhil Kadidal, Prasobh Narayanan (2023-04-07).
885:"中國渦輪-19發動機進度提前！ 航發總師曝 : 未來殲-35會比殲-20更早換裝"
1552:
1036:
8:
822:
820:
557:China Aerospace Propulsion Technology Summit
370:1,850 K (1,580 °C; 2,870 °F)
1559:
1545:
1537:
1043:
1029:
1021:
951:
949:
530:"October Surprises In Chinese Aerospace"
528:Fisher, Richard Jr. (30 December 2009).
185:. An image of the core appeared at 2006
455:
315:nickel alloy annular combustion chamber
149:Shenyang Liming Aircraft Engine Company
62:Shenyang Liming Aircraft Engine Company
145:Shenyang Aeroengine Research Institute
72:Shenyang Aeroengine Research Institute
29:
864:McFadden, Christopher (5 July 2023).
676:Vinholes, Thiago (27 December 2022).
7:
645:Newdick, Thomas (23 December 2022).
1568:People's Republic of China military
1004:"China's J-20 Gets Another Upgrade"
887:(in Traditional Chinese). Newtalk新闻
767:Trevithick, Joseph (29 June 2023).
688:from the original on 7 January 2023
657:from the original on 7 January 2023
626:from the original on 7 January 2023
25:
958:"从顾诵芬《我国战斗机发展战略研究》一文看歼20及配套发动机进度"
614:Chan, Minnie (19 December 2022).
491:Chan, Minnie (10 February 2018).
158:stealth aircraft, enabling it to
707:Chen, Chuanren (27 March 2023).
415:List of Chinese aircraft engines
213:Aero Engine Corporation of China
211:In March 2023, the executive of
745:Waldron, Greg (27 March 2023).
468:Fisher, Richard (27 May 2015).
27:Chinese fighter turbofan engine
960:(in Simplified Chinese). Zhihu
786:Kadidal, Akhil (3 July 2023).
588:Chan, Minnie (15 March 2022).
125:
1:
845:Waldron, Greg (4 July 2023).
344:156 kN (35,070 lbf)
293:1,600 kg (3,500 lb)
805:Chan, Minnie (5 July 2023).
1863:Low-bypass turbofan engines
1060:Fighter and attack aircraft
53:People's Republic of China
1884:
368:Turbine inlet temperature:
1796:
1054:aircraft and aero engines
281:5.05 m (199 in)
174:Development of the WS-15
116:
32:
811:South China Morning Post
620:South China Morning Post
594:South China Morning Post
497:South China Morning Post
427:Pratt & Whitney F119
410:List of aircraft engines
287:1.02 m (40 in)
147:and manufactured by the
1002:Rick Joe (2023-08-01).
870:Interesting Engineering
515:Military Watch Magazine
264:General characteristics
143:engine designed by the
1868:2000s turbofan engines
437:General Electric YF120
375:Thrust-to-weight ratio
351:Overall pressure ratio
195:thrust-to-weight ratio
170:Design and development
1307:Advanced Heavy Lifter
1380:Ultralight aircraft
1244:Commercial aircraft
442:IHI Corporation XF9
101:Initial production
1203:Transport aircraft
905:郭培哲 (2016-12-03).
883:曾品潔 (2023-02-09).
570:on 8 December 2013
536:on August 13, 2015
421:Comparable engines
87:Major applications
1850:
1849:
1534:
1533:
956:辰兆 (2021-01-09).
105:
104:
16:(Redirected from
1875:
1571:aircraft engines
1561:
1554:
1547:
1538:
1285:Civilian airship
1045:
1038:
1031:
1022:
1015:
1014:
1012:
1011:
999:
993:
992:
990:
989:
983:
975:
969:
968:
966:
965:
953:
944:
943:
941:
940:
928:
922:
921:
919:
918:
902:
896:
895:
893:
892:
880:
874:
873:
861:
855:
854:
842:
836:
835:
824:
815:
814:
802:
796:
795:
783:
777:
776:
764:
755:
754:
742:
736:
735:
723:
717:
716:
704:
698:
697:
695:
693:
673:
667:
666:
664:
662:
642:
636:
635:
633:
631:
611:
605:
604:
602:
600:
585:
579:
578:
577:
575:
569:
562:
552:
546:
545:
543:
541:
525:
519:
518:
517:. 27 March 2023.
507:
501:
500:
488:
482:
481:
479:
477:
465:
228:thrust vectoring
127:
118:
88:
50:
30:
21:
1883:
1882:
1878:
1877:
1876:
1874:
1873:
1872:
1853:
1852:
1851:
1846:
1800:Abbreviations:
1792:
1721:
1664:
1606:
1573:
1565:
1535:
1530:
1489:
1438:
1391:
1375:
1296:
1280:
1239:
1198:
1157:
1131:
1055:
1049:
1019:
1018:
1009:
1007:
1001:
1000:
996:
987:
985:
981:
977:
976:
972:
963:
961:
955:
954:
947:
938:
936:
930:
929:
925:
916:
914:
904:
903:
899:
890:
888:
882:
881:
877:
863:
862:
858:
844:
843:
839:
834:. 30 June 2023.
826:
825:
818:
804:
803:
799:
785:
784:
780:
766:
765:
758:
744:
743:
739:
725:
724:
720:
706:
705:
701:
691:
689:
675:
674:
670:
660:
658:
644:
643:
639:
629:
627:
613:
612:
608:
598:
596:
587:
586:
582:
573:
571:
567:
560:
554:
553:
549:
539:
537:
527:
526:
522:
509:
508:
504:
490:
489:
485:
475:
473:
467:
466:
457:
452:
386:
341:
331:
300:
266:
255:
235:fuel efficiency
200:
192:
172:
86:
49:National origin
48:
28:
23:
22:
15:
12:
11:
5:
1881:
1879:
1871:
1870:
1865:
1855:
1854:
1848:
1847:
1845:
1844:
1835:
1826:
1817:
1808:
1806:Piston Engines
1797:
1794:
1793:
1791:
1790:
1785:
1780:
1775:
1770:
1767:
1762:
1757:
1752:
1747:
1742:
1737:
1731:
1729:
1723:
1722:
1720:
1719:
1714:
1709:
1704:
1699:
1694:
1689:
1684:
1678:
1676:
1666:
1665:
1663:
1662:
1657:
1652:
1647:
1642:
1637:
1632:
1627:
1622:
1616:
1614:
1608:
1607:
1605:
1604:
1599:
1594:
1589:
1583:
1581:
1579:Piston Engines
1575:
1574:
1566:
1564:
1563:
1556:
1549:
1541:
1532:
1531:
1529:
1528:
1523:
1518:
1513:
1508:
1503:
1497:
1495:
1491:
1490:
1488:
1487:
1482:
1477:
1472:
1467:
1462:
1457:
1452:
1446:
1444:
1440:
1439:
1437:
1436:
1431:
1426:
1421:
1416:
1411:
1405:
1403:
1393:
1392:
1390:
1389:
1383:
1381:
1377:
1376:
1374:
1369:
1364:
1359:
1354:
1349:
1344:
1339:
1334:
1329:
1324:
1319:
1314:
1309:
1304:
1302:
1298:
1297:
1295:
1294:
1288:
1286:
1282:
1281:
1279:
1278:
1273:
1268:
1263:
1258:
1253:
1247:
1245:
1241:
1240:
1238:
1237:
1232:
1227:
1222:
1217:
1212:
1206:
1204:
1200:
1199:
1197:
1196:
1191:
1186:
1181:
1176:
1171:
1165:
1163:
1159:
1158:
1156:
1155:
1150:
1145:
1139:
1137:
1133:
1132:
1130:
1129:
1124:
1119:
1114:
1109:
1104:
1099:
1094:
1089:
1084:
1079:
1074:
1069:
1063:
1061:
1057:
1056:
1050:
1048:
1047:
1040:
1033:
1025:
1017:
1016:
1006:. The Diplomat
994:
970:
945:
923:
897:
875:
856:
837:
816:
797:
778:
756:
737:
718:
699:
668:
637:
606:
580:
547:
520:
502:
483:
472:. Flightglobal
454:
453:
451:
448:
445:
444:
439:
434:
429:
418:
417:
412:
407:
402:
400:Shenyang WS-20
397:
392:
390:Shenyang WS-10
385:
382:
381:
380:
371:
365:
356:
347:
346:
345:
330:
327:
326:
325:
316:
307:
299:
296:
295:
294:
288:
282:
276:
265:
262:
254:
253:Specifications
251:
198:
190:
171:
168:
164:Shenyang WS-10
109:Shenyang WS-15
103:
102:
99:
95:
94:
89:
83:
82:
79:
75:
74:
69:
65:
64:
59:
55:
54:
51:
45:
44:
39:
35:
34:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1880:
1869:
1866:
1864:
1861:
1860:
1858:
1843:
1839:
1836:
1834:
1830:
1827:
1825:
1821:
1818:
1816:
1812:
1809:
1807:
1803:
1799:
1798:
1795:
1789:
1786:
1784:
1781:
1779:
1776:
1774:
1771:
1768:
1766:
1763:
1761:
1758:
1756:
1753:
1751:
1748:
1746:
1743:
1741:
1738:
1736:
1733:
1732:
1730:
1728:
1724:
1718:
1715:
1713:
1710:
1708:
1705:
1703:
1700:
1698:
1695:
1693:
1690:
1688:
1685:
1683:
1680:
1679:
1677:
1675:
1671:
1667:
1661:
1658:
1656:
1653:
1651:
1648:
1646:
1643:
1641:
1638:
1636:
1633:
1631:
1628:
1626:
1623:
1621:
1618:
1617:
1615:
1613:
1609:
1603:
1600:
1598:
1595:
1593:
1590:
1588:
1585:
1584:
1582:
1580:
1576:
1572:
1569:
1562:
1557:
1555:
1550:
1548:
1543:
1542:
1539:
1527:
1524:
1522:
1519:
1517:
1514:
1512:
1509:
1507:
1504:
1502:
1499:
1498:
1496:
1492:
1486:
1483:
1481:
1478:
1476:
1473:
1471:
1468:
1466:
1463:
1461:
1458:
1456:
1453:
1451:
1448:
1447:
1445:
1441:
1435:
1432:
1430:
1427:
1425:
1422:
1420:
1417:
1415:
1412:
1410:
1407:
1406:
1404:
1402:
1398:
1394:
1388:
1385:
1384:
1382:
1378:
1373:
1370:
1368:
1365:
1363:
1360:
1358:
1355:
1353:
1350:
1348:
1345:
1343:
1340:
1338:
1335:
1333:
1330:
1328:
1325:
1323:
1320:
1318:
1315:
1313:
1310:
1308:
1305:
1303:
1299:
1293:
1292:
1291:
1287:
1283:
1277:
1274:
1272:
1269:
1267:
1264:
1262:
1259:
1257:
1254:
1252:
1249:
1248:
1246:
1242:
1236:
1233:
1231:
1228:
1226:
1223:
1221:
1218:
1216:
1213:
1211:
1208:
1207:
1205:
1201:
1195:
1192:
1190:
1187:
1185:
1182:
1180:
1177:
1175:
1172:
1170:
1167:
1166:
1164:
1160:
1154:
1151:
1149:
1146:
1144:
1141:
1140:
1138:
1134:
1128:
1125:
1123:
1120:
1118:
1115:
1113:
1110:
1108:
1105:
1103:
1100:
1098:
1095:
1093:
1090:
1088:
1085:
1083:
1080:
1078:
1075:
1073:
1070:
1068:
1065:
1064:
1062:
1058:
1053:
1046:
1041:
1039:
1034:
1032:
1027:
1026:
1023:
1005:
998:
995:
980:
974:
971:
959:
952:
950:
946:
934:
927:
924:
913:on 2021-10-02
912:
908:
901:
898:
886:
879:
876:
871:
867:
860:
857:
852:
848:
841:
838:
833:
832:Aviation Week
829:
823:
821:
817:
812:
808:
801:
798:
793:
789:
782:
779:
774:
770:
763:
761:
757:
752:
748:
741:
738:
733:
729:
722:
719:
714:
713:Aviation Week
710:
703:
700:
687:
683:
682:Air Data News
679:
672:
669:
656:
652:
648:
641:
638:
625:
621:
617:
610:
607:
595:
591:
584:
581:
566:
559:
558:
551:
548:
535:
531:
524:
521:
516:
512:
506:
503:
498:
494:
487:
484:
471:
464:
462:
460:
456:
449:
447:
443:
440:
438:
435:
433:
430:
428:
425:
424:
423:
422:
416:
413:
411:
408:
406:
403:
401:
398:
396:
395:Guizhou WS-19
393:
391:
388:
387:
383:
378:
376:
372:
369:
366:
363:
361:
357:
354:
352:
348:
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1813:- WoJiang -
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937:. Retrieved
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911:the original
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565:the original
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534:the original
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360:Bypass ratio
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176:afterburning
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156:Chengdu J-20
153:
138:afterburning
129:), codename
124:
108:
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92:Chengdu J-20
1840:- WoZhou -
1831:- WoShan -
1804:- HuoSai -
1674:Turboshafts
1301:Helicopters
979:"600893.SH"
329:Performance
304:Compressor:
291:Dry weight:
201:) in 2012.
160:supercruise
1857:Categories
1842:Turboshaft
1822:- WoPen -
1670:Turboprops
1424:Wing Loong
1414:Dark Sword
1387:Lucky Bird
1010:2024-01-30
988:2022-04-09
964:2024-01-30
939:2024-01-30
917:2021-10-02
891:2023-02-26
450:References
311:Combustors
306:axial flow
298:Components
78:First run
18:Xian WS-15
1815:Turboprop
1727:Turbofans
1612:Turbojets
773:The Drive
692:7 January
661:7 January
651:The Drive
630:7 January
285:Diameter:
258:Data from
126:Wōshàn-15
68:Designer
1833:Turbofan
1824:Turbojet
1494:Missiles
1450:CJ-1000A
1162:Trainers
686:Archived
655:Archived
624:Archived
599:18 March
405:CJ-1000A
384:See also
335:Maximum
274:turbofan
193:) and a
179:turbofan
141:turbofan
42:Turbofan
1788:Minshan
1443:Engines
1409:BZK-005
1136:Bombers
935:. Janes
320:Turbine
279:Length:
183:testbed
135:Chinese
133:, is a
113:Chinese
98:Status
1332:HC-120
1327:CA-109
574:28 May
540:28 May
476:28 May
379:>10
337:thrust
123::
121:pinyin
115::
33:WS-15
1783:WS-20
1778:WS-19
1773:WS-18
1769:WS-17
1765:WS-15
1760:WS-13
1755:WS-11
1750:WS-10
1717:WZ-16
1660:WP-15
1655:WP-14
1650:WP-13
1645:WP-11
1526:PL-12
1521:PL-10
1485:WS-15
1480:WS-19
1475:WS-13
1470:WS-11
1465:WS-20
1460:WS-10
1434:WZ-10
1419:GJ-11
1401:UCAVs
1342:WZ-19
1337:WZ-10
1322:AC352
1317:AC332
1312:AC313
1290:AS700
1271:MA700
1266:MA600
1256:ARJ21
1251:AG600
1194:JL-10
1169:AG100
1127:FC-31
1097:JF-17
982:(PDF)
792:Janes
732:Janes
568:(PDF)
561:(PDF)
355:25-26
270:Type:
243:WS-19
224:Janes
117:涡扇-15
81:2006
38:Type
1745:WS-9
1740:WS-8
1735:WS-6
1712:WZ-9
1707:WZ-8
1702:WZ-6
1697:WZ-5
1692:WJ-9
1687:WJ-6
1682:WJ-5
1640:WP-8
1635:WP-7
1630:WP-6
1625:WP-5
1620:PF-1
1602:HS-8
1597:HS-7
1592:HS-6
1587:HS-5
1516:PL-9
1511:PL-8
1506:PL-5
1501:PL-2
1455:WS-9
1429:WZ-7
1399:and
1397:UAVs
1372:Z-20
1367:Z-18
1362:Z-11
1276:Y-12
1261:MA60
1235:Y-20
1230:Y-12
1225:Y-11
1189:JL-9
1184:JL-8
1179:CJ-7
1174:CJ-6
1153:H-20
1148:JH-7
1122:J-20
1117:J-16
1112:J-15
1107:J-11
1092:J-10
1052:AVIC
907:"涡扇"
694:2023
663:2023
632:2023
601:2022
576:2015
542:2015
478:2015
364:0.25
131:Emei
107:The
1357:Z-9
1352:Z-8
1347:Z-5
1220:Y-9
1215:Y-8
1210:Y-7
1143:H-6
1102:Q-5
1087:J-9
1082:J-8
1077:J-7
1072:J-6
1067:J-5
1859::
1838:WZ
1829:WS
1820:WP
1811:WJ
1802:HS
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