Asian space-rocket liquid-propellant engines

last update: 15.04.2014

 

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-2A 4xYF-1 4 Core       UDMH / AK-27S   1,019.9 239.5 2349 1,131.7 265.7 2606 0.4342 DF-3 missile
 YF-3 1 2nd               294.2 280 2746 0.1071 DF-4 missile
 YF-2B 4xYF-1A 4 1st       UDMH / N2O4   1,101.2 242.5 2378 1,214.4 267.4 2622 0.4631 CZ-1D

YF-3A

  1 2nd               320.2 286.9 2814 0.1138 CZ-1
 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
 YF-21 4xYF-20 4 1st 10   7.1 2.10 2,784.6 258.9 2539  3,001.0 279 2736 1.0968 DF-5, 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 1 2nd               719.8 289 2834 0.2540 FB-1
 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-20D  DaFY-5-1 1 Strap-ons         740.4 260.4 2556 797.5 280.8  2754

0.2896

CZ-2E, -2F; CZ-3B, -3C
 YF-25 (?) 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 5.1       156.9 439.7 4312 0.0364 CZ-3A, -3B, -3C
 YF-75D 2 2nd 80     6.0       196.1 441 4325 0.0454 CZ-5
 YF-77 2 1st 49   10.2 5.45

980.7

305.8

2999

1,372.9 428.1 4198 0.3270 CZ-5

YF-220

5x1 1st     10  5.5

7,722.6

 ~315

3432

10,615.8 ~433 4246 2.5000 CZ-SHLV

YF-220 vac

1 2nd     10  5.5       2,156.1 439.7 4364 0.500 CZ-SHLV
 YF-100 1x2 Strap-ons 48   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

48   18.0 2.6 1,205.3 300 2942 1,346.4 335.1 3286 0.4097 CZ-5, CZ-7
 YF-115 1 2nd               176.5 330 3236 0.0545 CZ-6
 YF-115 1x2 2nd               353.0 330 3236 0.1090 CZ-7

YF-650

1x2 Strap-ons     20 2.6

6600.1

305.9

3000

7187.0 333.1 3267 2.2002 CZ-SHLV

YF-650

2x2 1st     20 2.6

13,200.5

305.9

3000

14,374.2 333.1 3267 4.4004 CZ-SHLV

 

Engine

Chamb.

Stage

Nozzle
Area
 Ratio

 Press.
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

 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       137.0 447 4384  0.0313 H-IIA

LE-5B-2

1 2nd       5.0       137.5 448 4393 0.0313 H-IIA, H-IIB, H-III
 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 1,677.0 338.1 3316 2,191.2 441.7 4332 0.5058 H-IIB
 LE-9 2x1 1st 37   12.1 5.9 2,433.5 363 3560 2,896.0 432 4236 0.6836 H-III

MB-60 (LE-11)

1 2nd     13.9 5.8       266.9 467 4580 0.0583 H-III

MB-35

1 3rd     10.3         155.7 468 4589 0.0339  
 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 2B 1 Strap-ons 13.9   5.25 UH25 / N2O4 1.87 677.7 255 2501 765.4 288 2824 0.2710 GSLV+
 Vikas 4B 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)

CE-60

1 2nd 80   12.0         600 444.2 4356 0.1377 ULV project
 LVS 2 4th       MMH/MON          14.8 308 3020 0.0049 PSLV

SCE-2000  (RD-180)

1 1st     18.0 Kerosene / LOX 2.65

1784.8

299.1

2933

1,999.6 335 3286 0.6180 ULV project

 

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
 LRE-4 2 2nd 16.0             33.3 290 2844 0.0117 Safir-1
 Nodong+ 1 1st 9.0     UDMH / N2O4   314.9 259 2540 348.3 286.5 2810 0.1240 Safir-1B
 Nodong++ 1 1st  9.0       374.8 273 2677 411.9 300 2942  0.1400 Safir-1C
 Nodong+ 4x1 1st 9.0       1,259.5  259  2540 1,393.3 286.5 2810 0.4959 Simorgh
 LRE-4+ 2 2nd 16.0             35.4 296 2903 0.0122 Safir-1B
 LRE-4+ 2x2 2nd 16.0             70.8  296  2903 0.0244 Simorgh
 LRE-15+ 2 2nd               147.5 300 2903 0.0501 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 Paektusan, Unha-1
 Nodong 4x1 1st 9.0       1,137.6 247 2422 1,255.2 272.5 2672  0.4697 Unha-2
 LRE-4 2 2nd 16.0             33.3 290 2844 0.0117 Unha-1
 LRE-15 2 2nd >10.9             141.3 290 2844 0.0497 Unha-2
 Nodong+  4x1 1st  9.0      UDMH / N2O4   1,259.5 259 2540 1,393.3 286.5 2810  0.4959 Unha-3
 LRE-4+ 2 3rd 16.0             35.4 296 2903 0.0122 Unha-3
 LRE-15+ 2 2nd >10.9             147.5 300 2942 0.0501 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       2.209 2,616.3 261.6 2565 2,981.2 298.1 2923 1.0198 KSLV-II
 LRE-75 vac 1 2nd       2.209       788.6 315.4 3093 0.2550 KSLV-II

LRE-7

1 3rd               68.6 320 3138 0.0219 KSLV-II