Asia-Pacific space-rocket liquid-propellant engines

last update: 08.10.2021
 

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 1st   1,019.9 239.5 2349 1,131.7 265.7 2606 0.4342  DF-3/DF4 missile
CZ-1, CZ-1D
 YF-3 1       2nd         294.2 280 2746 0.1071
 YF-2B

4xYF-1A

 4 Gas Gen.       UDMH / N2O4 1st   1,101.2 242.5 2378 1,214.4 267.4 2622 0.4631

YF-3A

 

 1 Gas Gen.       2nd         320.2 286.9 2814 0.1138
 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   2,804.0 260.7 2556  3,020.3 280.8  2754

 1.0968
 YF-21B

4xYF-20B

 4       1st 2.12 2,961.6 260.7 2556 3,190.0 280.8  2754

 1.1584
 YF-21C

4xYF-20C

 4       1st 2.12 2,992.8 260.7 2556 3,223.4 280.8  2754

 1.1706
 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       156.9 437 4295 0.0366 CZ-3A, -3B, -3C

YF-75+

 2x1 80     3rd         166.0 440 4315 0.0385 CZ-7A
 YF-75D 3x1 Expander 80   4.1 2nd 6.0       265,4 442 4334 0.0612 CZ-5

YF-79

 4x1       3rd         972.7 460 4511 0.2156 CZ-9
 YF-77 2x1 Gas Gen.     10.2 1st 5.45

1,020.0

311.9

3059

 1,400.0 428.1 4198 0.3335 CZ-5

YF-90

 2x1  Staged C.       2nd         4,413.0 462.7 4538 0.9726 CZ-9
 YF-100 2x1 Staged C. 48.3   17.7 Kerosene/LOX Strap-ons 2.6 2,377.2 300 2942 2,658.3 335.5 3290 0.8080  CZ-5, CZ-6, CZ-7, CZ-8
 YF-100F 2x1 48.3   18.0

1st; Strap-ons

 2.6 2,447.0 300 2942 2,736.6 335.5 3290 0.8318

YF-100K

 7x1 48.3   18.0 1st; Strap-ons 2.6 8,622.10 302 2962 9635.6 337.5 3310 2.9113 CZ-FH

YF-100M

 2x1     18.0 2nd 2.6       2,773.5 340 3334 0.8318

YF-102

  5x1 Gas Gen.     8.5 1st   4,175.0 275.5 2702 ? ?   1.5452 CZ-X
 YF-115 1 Staged C. 88   12.0 2nd 2.5       180.9 341.5 3349 0.0540 CZ-6
 YF-115 4x1 88   12.0 2nd 2.5       723.7 341.5 3349 0.2161 CZ-7, CZ-8

YF-130

 2x2 Staged C.       Strap-ons  

8,485.4

306

 3001

9,414.3

339,5

3329

2.8277

 CZ-9

YF-130

 4x2       1st

 

16,970.4

306

 3001

18,828.7

339,5

3329

5.655

TQ-12

 4x1 Gas Gen.       LCH4/LOX 1st  

2,636.0

283

 2775

3,110.9

 334 3275

0.9498

 Landspace

 

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 1 1 Gas Gen. 13.9   5.35 UDMH / N2O4 Strap-ons 1.86 600.5 248 2432 680.5 281 2756 0.2469 GSLV Mk1
 Vikas 2 1 30.8   5.30 2nd 1.86

 

     725.0  296  2903  0.2498 GSLV Mk.1, PSLV
 Vikas 1B 1 Gas Gen.       UH25 / N2O4 Strap-ons 1,71 677.7 255 2501 765.4 288 2824 0.2710 GSLV Mk1/2

HPVE-2 (HsVE)

1     5.85 Strap-ons  

~700

 

 

 ~800       GSLV Mk.2+
 Vikas 2B 1 Gas Gen.     5.85 2nd 1.71       804.5 302 2962 0.2716 GSLV Mk1/2, PSLV
 HTVE SL 2x1 Gas Gen.     6.20 1st  

1,514.2

270

2648

 1,693.6 302 2962 0.5719 LVM3 (GSLV Mk.3) D1,D2

HPVE-1

2x1     ? 1st   1,611.2 283 2775 1,793.1 315 3089 0.5805 LVM3 (GSLV Mk.3) M

HTVE

 1     6.20 2st         846.8 302 2962 0.2859 GSLV Mk.2+, PSLV
 CE-7.5 (CUS) 1 Gas Gen. 200   5.8  LH2 / LOX 3rd 6.0        73.55 452  4433 0.0166 GSLV Mk.2

CE-8.0 (CUS+)

 1 200      6.0       79.16 452 4433 0.0178 GSLV Mk.2+
 CE-20 1 Gas Gen. 100   6.0 2nd 5.05       186.3 441.9 4334 0.0430 LVM3 (GSLV Mk.3)
 LVS 2 Pressure       MMH/MON 4th          14.8 308 3020 0.0049 PSLV

SCE-200  (RD-810)

 1 Expander 48.3   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-1+
 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-1+
 LRE-4+ 2x2 16.0     2nd         70.8 290 2844 0. 0249 Simorgh

LRE-4++

 2x2       2nd         71.1 292 2864 0.0500 Simorgh+
 LRE-15+ 4 Gas Gen.       1st, steering  

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
 LRE-4 2x2 Gas Gen. 16.0     2nd         68.2 279 2736 0.0249 Unha-1

LRE-15

 4 Gas Gen.       1st, steering  

133.4

 244 2393 147.0 269 2638 0.0557 Unha-1
 Nodong+  4x1 Gas Gen.  9.0      UDMH / N2O4 1st   1,192.8 259 2540 1,303.3 283 2775  0.4696 Unha-2, 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-2, Unha-3

Pektusan-A2

"RD-251"

 3x2 Gas Gen. ~14.7   8.3 1st 2.60 2,363.4 269 2638 2,640.1 300.5 2947 0.8959 Unha-X

Pektusan-B

"RD-250"

 1x2 Gas Gen.       2nd         880.0 300.5 2947 0.2986 Unha-X
* 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
 KRE-75 4x1 Gas Gen.       1st 2.21 2,626.0 261.6 2565 2,992.3 298.1 2923 1.0236 KSLV-II
 KRE-75 vac 1       2nd 2.21       791.5 315.4 3093 0.2559

KRE-7

 1       3rd         68.6 325.1 3188 0.0215

 

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