Asian space-rocket liquid-propellant engines

last update: 08.12.2012

 

Engine

Chamb.

Stage

Nozzle
area
Ratio

 Press.
Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Oxid.
Mix Rate
(Mass)

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 China
 YF-2 4xYF-1 4 Core       UDMH / AK-27S   1,020.0 239.5 2349 1,132.1 265.7 2606 0.4343 DF-3 missile
 YF-3 1 2nd               294.2 280 2746 0.1071 DF-4 missile
 YF-2A 4xYF-1A 4 1st       UDMH / N2O4   1,101.2 242.5 2378 1,214.4 267.4 2622 0.4631  DF-3, DF-4, CZ-1

YF-3A

+ Verniers ? 1 2nd               320.2 286.9 2814 0.1138  DF-4, CZ-1
 YF-4 + Verniers ? 1 2nd               403.4 303 2971 0.1358 DF-4, CZ-1A, CZ-1B
 YF-21 4xYF-20 4 1st 10   7.1 UDMH / N2O4 2.10 2,784.6 258.9 2539  3,001.0 279 2736 1.0968 FB-1, CZ-2C, CZ-3
 YF-21A 4xYF-20A 4 1st       2.10 2,804.0 260.6 2556  3,020.3 280.8  2754

 1.0968

 CZ-2C+, CZ-3+
 YF-21B 4xYF-20B 4 1st       2.12 2,961.6 260.6 2556 3,190.0 280.8  2754

 1.1584

 CZ-2CS
 YF-21C 4xYF-20C 4 1st       2.12 2,961.6 260.6 2556 3,190.0 280.8  2754

 1.1584

CZ-2F, CZ-3A, CZ-3B, CZ-3C
 YF-22 (B, C) 1 2nd               719.8 289 2834 0.2540 CZ-2C, CZ-3
 YF-22 (F) 1 2nd       2.10       719.8 289 2834 0.2540 CZ-2D, CZ-4A
 YF-22B 1 2nd       2.18       742.4 298  2922 0.2540  CZ-2C+, CZ-2CS, CZ-3+,
CZ-3A, CZ-3B, CZ-4B
 YF-22C 1 2nd       2.18       742.4 298  2922 0.2540 CZ-2D, CZ-4B, CZ-4C
 YF-22E 1 2nd       2.18       742.4 298  2922 0.2540 CZ-2CS, CZ-3A,
CZ-3B, CZ-3C
 YF-23 (B, C, F) 4 Verniers       1.57       47.2 296.8 2911 0.0162 CZ-2, CZ-3, CZ-4
 YF-25 1 Strap-ons         740.4 260.4 2556 797.5 280.8  2754

0.2896

CZ-2E, -2F; CZ-3B, -3C
 YF-26 (?) long nozzle 1 2nd               784.5 303 2971

0.2640

CZ-2E, -2F
 YF-40 2 2nd               98.1  295 2893 0.0339 CZ-1D
 YF-40A 2 3rd 55   4.48 2.14       98.1 303 2971 0.0330 CZ-4A
 YF-40B 2 3rd               100.8 306 3001  0.0336 CZ-4B, -4C
 YF-73 4 3rd 40   2.55 LH2 / LOX 5.0       44.15 420 4119  0.0107 CZ-3
 YF-73+ 4 3rd 40   2.63 5.0       44.43  425 4168 0.0107 CZ-3+
 YF-75 2 3rd 80   3.76 5.0       156.9 439.7 4312 0.0364 CZ-3A, -3B, -3C
 YF-75D 2 2nd               196.1 441 4325 0.0454 CZ-5
 YF-77 2x1 1st       5.45

980.7

305.8

2999

1,372.9 428.1 4198 0.3270 CZ-5
 YF-100 2x1 Strap-ons     18.0 Kerosene/LOX 2.6 2,410.6 300 2942 2,692.7 335.1 3286 0.8194 CZ-5
 YF-100 1

1st; Strap-ons

    18.0 2.6 1,205.3 300 2942 1,346.4 335.1 3286 0.4097 CZ-5, CZ-7
 YF-118 1 2nd               180.0 330 3236 0.0556 CZ-6
 YF-118 2x1 2nd               360.0 330 3236 0.1112 CZ-7

 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

 

Chamb.
Press.
(MPa)

Propellants

Oxid.
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 Japan
 LE-3 1 2nd       Aerozin50 / N2O4         53.4 290.2 2846  0.0187 NLV-I
 LE-5 1 2nd 140   3.7 LH2 / LOX 5.5       103.0 450 4413  0.0233 H-I
 LE-5A 1 2nd 130   3.98 5.0       121.9 451.9 4432  0.0275 H-II
 LE-5B 1 2nd 110   3.57 5.0       136.5 447 4384  0.0311 H-IIA
 LE-7 1 1st 52   14.4 6.0 843.4 348.2 3415 1,079.2 445.6 4370  0.2470 H-II
 LE-7A (short nozzle) 1 1st 39   12.1 5.9 814.9 325.9  3196  1,073.8 429.4 4211 0.2550 H-IIA
 LE-7A (long nozzle) 2 1st 51.9   12.1 5.9 1,640.8 338.1 3316 2169.6 441.7 4332 0.5070 H-IIB
 TBD 1 2nd       LNG / LOX          97.8  345  3383

 0.0298

GXLV

 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Oxid.
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 India
 Vikas 2 1 Strap-ons 13.9   5.25 UDMH / N2O4 1.86 600.5 248 2432 680.5 281 2756 0.2469 GSLV
 Vikas 4 1 2nd 30.8   5.85 1.86

 

    725.0  296  2903  0.2498 GSLV, PSLV
 Vikas 2+ 1 Strap-ons 13.9   5.25 UH25 / N2O4 1.87 677.7 255 2501 765.4 288 2824 0.2710 GSLV+
 Vikas 4+ 1 2nd 30.8   5.85         804.5 302 2962 0.2717 GSLV+, GSLV Mk.2
 Vikas X 2 1st        

1,430.0

265

2599

1,592.0 295 2893 0.5503 LVM3 (GSLV Mk.3)
 CE-7.5 (CUS) 1 3rd 200   5.8  LH2 / LOX 6.0        73.6 452  4433 0.0166 GSLV Mk.2
 CE-20 1 2nd 100   6.0 5.05       200.6 443 4344  0.0462 LVM3 (GSLV Mk.3)
 LVS 2 4th       MMH/MON          14.8 308 3020 0.0049 PSLV

 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Oxid.
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 Iran*
 Nodong 1 1st 9.0      UDMH / AK-27   284.4 247 2422 313.8 272.5 2672 0.1174 Safir-1
 Nodong 4x1 1st 9.0       1,137.6 247 2422 1,255.2 272.5 2672  0.4697 Simorgh
 LRE-4 2 2nd 16.0             33.7 290 2844 0.0118 Safir-1
 LRE-15 2 2nd 10.9             141.2 290 2844 0.0497 Simorgh
 Nodong+ 1 1st 9.0     UDMH / N2O4   314.9 259 2540 348.3 286.5 2810 0.1240 Safir-1B
 Nodong+ 4x1 1st 9.0       1,259.5  259  2540 1,393.0 286.5 2810 0.4958 Simorgh
 LRE-4+ 2 2nd 16.0             37.1 296 2903 0.0128 Safir-1B
 LRE-15+ 2 2nd               149.1 296 2903 0.0514 Simorgh
* estimated data
 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Oxid.
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 Korea (North)*
 Nodong 1 1st 9.0      UDMH / AK-27   284.4 247 2422 313.8 272.5 2672 0.1174 Nodong, Paektusan, Unha-1
 Nodong 4x1 1st 9.0       1,137.6 247 2422 1,255.2 272.5 2672  0.4697 Unha-2, Unha-3
 LRE-4 2 2nd/3rd ~9.0             33.7 290 2844 0.0118 Unha-1, Unha-3
 LRE-15 2 2nd               141.2 290 2844 0.0497 Unha-2, Unha-3
* estimated data
 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Oxid.
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 Korea (South)
 LRE-15 1 1st        Kerosene / LOX   128.3 218.0 2138 166.7 283.5 2780 0.0600 KSR-III
 LRE-75 4x1 1st       2.2 2,616.0 260.2 2552 2,982.0 296.6 2909 1.0252 KSLV-II
 LRE-75 long nozzle 1 2nd               735.5 300 2942 0.2500 KSLV-II
 CHASE-10 1 ?       LNG / LOX   92.20 277.3 2719 106.75 321.1 3149 0.0390 ?