Asia-Pacific space-rocket liquid-propellant engines

last update: 15.11.2017

 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
area
Ratio

 Press.
Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

 Stage

Oxid.
Mix
 Rate

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 Gas Gen.       UDMH / AK-27S Core   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 Gas Gen.       UDMH / N2O4 1st   1,101.2 242.5 2378 1,214.4 267.4 2622 0.4631 CZ-1D

YF-3A

 

1 Gas Gen.       2nd         320.2 286.9 2814 0.1138 CZ-1
 YF-21

4xYF-20

4 Gas Gen. 10   7.1 UDMH / N2O4 1st 2.10 2,784.6 258.9 2539  3,001.0 279 2736 1.0968  CZ-2,3,4 family
 YF-21A

4xYF-20A

4 10   7.1 1st   2,804.0 260.6 2556  3,020.3 280.8  2754

 1.0968

 YF-21B

4xYF-20B

4       1st 2.12 2,961.6 260.6 2556 3,190.0 280.8  2754

 1.1584

 YF-21C

4xYF-20C

4       1st 2.12 2,961.6 260.6 2556 3,190.0 280.8  2754

 1.1584

 YF-22 1 Gas Gen.       2nd         686.5 286.9 2814 0.2440
 YF-22A 1       2nd         719.8 289 2834 0.2540
 YF-22B 1       2nd 2.18       742.4 298  2922 0.2540
 YF-22E long nozzle 1 Gas Gen.       2nd         784.5 303 2971

0.2640

 YF-23 4 -       Verniers  1.57       44.1 281 2756 0.0160

 YF-23B

            46.1 281.7 2762 0.0167
 YF-23F             47.2 296.8 2911 0.0162
 YF-20B  DaFY-5-1 1 Gas Gen.       Strap-ons   740.4 260.4 2556 797.5 280.8  2754

0.2896

 YF-20C 1      
 YF-40 2 Gas Gen.       2nd         98.1  295 2893 0.0339 CZ-1D
 YF-40A 2 55   4.48 3rd 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 Gas Gen. 40   2.55 LH2 / LOX 3rd 5.0       44.15 420 4119  0.0107 CZ-3
 YF-73+ 4 40   2.63 3rd 5.0       44.43  425 4168 0.0107 CZ-3+
 YF-75 2x1 Gas Gen. 80   3.76 3rd 5.1       156.9 438 4295 0.0365 CZ-3A, -3B, -3C
 YF-75D 2x1 Expander 80   4.1 2nd 6.0       166.5 442.6 4340 0,0384 CZ-5
 YF-77 2x1 Gas Gen. 49   10.2 1st 5.45

1,020.0

311.8

3058

1,393.6 426 4178 0.3336 CZ-5

YF-220

5x1 Staged C.     10 1st  5.5

~8,777.0

 ~320

3138

11,650.0 424.7 4165 2.7970 CZ-SHLV

YF-220 vac

2x1     10.5 2nd  5.5       4,824.8 439.7 4312 1.1189
 YF-100 1x2 Staged C. 48   18.0 Kerosene/LOX Strap-ons 2.6 2,376.0 300 2942 2,613.6 330 3236 0.8076 CZ-5
 YF-100 1 48   18.0

1st; Strap-ons

2.6 1,188.0 300 2942 1,306.8 330 3236 0.4038 CZ-5, CZ-7
 YF-115 1 Staged C.       2nd         147.1 335 3236 0.0448 CZ-6
 YF-115 4x1       2nd         588.4 335 3236 0.1791 CZ-7

YF-660

canceled

1x2 Staged C.     20  Strap-ons 2.6

6,472.4

305.9

3000

7,047.8 333.1 3267 2.1576 CZ-SHLV

YF-660

canceled

4x2     20  1st 2.6

25,889.6

305.9

3000

28,191.4 333.1 3267 8.6303

YF-480

RD-180F
based

2x2 Staged C.       Strap-ons  

9,414.3

305.9

3000

10,251.5

333.1

3267

3.1383

CZ-SHLV
4x2       1st  

18,828.6

305.9

3000

20,509.7

333.1

3267

6.2787

 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

 Press.
Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

Oxid
Mix
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 Pressure       Aerozin50 / N2O4 2nd         53.4 290.2 2846  0.0187 NLV-I
 LE-5 1 Gas Gen. 140   3.65 LH2 / LOX 2nd 5.5       103.0 450 4413  0.0233 H-I
 LE-5A 1 Expander 130   3.98 2nd 5.0       121.9 451.9 4432  0.0275 H-II
 LE-5B-1 1 Expander 110   3.58 2nd 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-3
 LE-7 1 Closed C. 52   14.4 1st 6.0 843.4 348.2 3415 1,079.2 445.6 4370  0.2470 H-II
 LE-7A (short nozzle) 1 Closed C. 39   12.3 1st 5.9 814.9 325.9  3196  1,073.8 429.4 4211 0.2550 H-IIA
 LE-7A (long nozzle) 2x1 Closed C. 51.9   12.3 1st 5.9 1,677.0 338.1 3316 2,191.2 441.7 4332 0.5058 H-IIB
 LE-9 2x1 Expander 37   10.0 1st 5.9 2,443.7 353 3462 2,942.0 425 4168 0.7059 H-3

MB-60

 LE-11 1 Expander     13.9 2nd 5.4       266.9 467 4580 0.0583 ?

MB-35

1       10.3 3rd         155.7 468 4589 0.0339 ?
 LE-8 1 Gas Gen.     1.2 LNG / LOX 2nd 2.93       107 313 3069

 0.0349

GXLV

DS

1 Pressure     2.7   3.20       47 335 3285 0.0143 upper stage

SRX

1 Staged C.     5.2   2.91       98 356 3491 0.0280 upper stage

 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

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

 

    725.0  296  2903  0.2498 GSLV, PSLV
 Vikas 2B 1 Gas Gen. 13.9   5.25 UH25 / N2O4 Strap-ons 1.87 677.7 255 2501 765.4 288 2824 0.2710 GSLV+
 Vikas 4B 1 Gas Gen. 30.8   5.85 2nd         804.5 302 2962 0.2717 GSLV+, GSLV Mk.2
 Vikas X 2x1 Gas Gen.       1st  

1,473.7

263

2579

1,641.9 293 2873 0.5714 LVM3 (GSLV Mk.3)
 CE-7.5 (CUS) 1 Gas Gen. 200   5.8  LH2 / LOX 3rd 6.0        73.6 452  4433 0.0166 GSLV Mk.2
 CE-20 1 Gas Gen. 100   6.0 2nd 5.05       189.2 443 4344  0.0436 LVM3 (GSLV Mk.3)
 LVS 2 Pressure       MMH/MON 4th          14.8 308 3020 0.0049 PSLV

SCE-200  (RD-810)

1 Expander     18.0 Kerosene / LOX 1st 2.65

1,876.1

299

2932

2,104.9 335.5 3290 0.6398 ULV project  (LVM3-SC)

 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

 Fuel
Promotion
(Cycle)

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 Gas Gen. 9.0      UDMH / AK-27 1st   284.4 247 2422 312.2 272 2667 0.1174 Safir-1
 LRE-4 2 Gas Gen. 16.0     2nd         34.1 279 2736 0.0124 Safir-1
 Nodong+ 1 Gas Gen. 9.0     UDMH / N2O4 1st   298.2 259 2540 325.8 283 2775 0.1174 Safir-1B
 Nodong+ 4x1 9.0     1st   1,192.8 259  2540 1,303.3 283 2775 0.4696 Simorgh+
 LRE-4+ 2 Gas Gen. 16.0     2nd         35.4 290 2844 0.0124 Safir-1B
 LRE-4+ 2x2 16.0     2nd         70.8 290 2844 0.0249 Simorgh+
 LRE-15+ 4 Gas Gen.       Verniers  

139.9

256 2510 153.0 280 2746 0.0557 Simorgh+
* estimated data
 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

Oxid.
Mix
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 4x1 Gas Gen. 9.0      UDMH / AK-27 1st   1,137.6 247 2422 1,252.7 272 2667  0.4696 Unha-1, Unha-2
 LRE-4 2x2 Gas Gen. 16.0     2nd         68.2 279 2736 0.0249 Unha-1
 LRE-X 4 Gas Gen.       2nd         120.0 249 2442 0.0500 Unha-2

LRE-15

4 Gas Gen.       Verniers  

133.4

244 2393 147.0 269 2638 0.0557 Unha-1

LRE-80

"RD-251"

3x2 Gas Gen.     8.3  UDMH / N2O4 1st 2.60 2,352.0 269 2638 2,777.3 301 2952 0.8916 Unha-X
 Nodong+  4x1 Gas Gen.  9.0     1st   1,192.8 259 2540 1,303.3 283 2775  0.4696 Unha-3
 LRE-4+ 2 Gas Gen. 16.0     3rd         35.4 290 2844 0.0124 Unha-3
 LRE-X+ 4 Gas Gen.       2nd         125.0 255 2501 0.0500 Unha-3
* estimated data
 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

Oxid.
Mix
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-13 1 Pressure     1.36  Kerosene / LOX 1st   123.6 210 2059 162.8 276.7 2714 0.0600 KSR-III
 LRE-75 4x1 Gas Gen.       1st 2.21 2,626.0 261.6 2565 2,992.3 298.1 2923 1.0236 KSLV-II
 LRE-75 vac 1       2nd 2.21       791.5 315.4 3093 0.2559 KSLV-II

LRE-7

1       3rd         68.6 325.1 3188 0.0215 KSLV-II

 

Engine

Chamb.

 Fuel
Flow
(Cycle)

Nozzle
Area
 Ratio

Exp.
Ratio

Chamb.
Press.
(MPa)

Propellants

Stage

Oxid.
Mix
Rate

Thrust s.l.

Isp s.l.

Thrust vac.

Isp vac

Flow
 Rate
(t/sec)

Launcher

kN

sec

Ns/kg

kN

sec

Ns/kg

 Rocket Lab (NZ)
 RF-1 9x1 Electric C.        Kerosene / LOX 1st   153.5 272 2667 184.6 327.2 3209 0.0575 Electron

RF-1V

1       2nd         22.2 330 3236 0.0069