India's VIKAS engines and its relationship to the European Viking engines



Viking first stage/booster engines



Viking second stage engines



VIKAS-1 booster engine and the new indigenous first stage engine VIKAS-X



VIKAS-2 second stage engines

 

Type

Designer

Nozzle
Diameter
 (m)

Length
 (m)
Nozzle
 Area Ratio
Chamb.
press.
 (MPa)
Fuel Mix Rate

Flow rate
 (t/sec

Thrust
 s.l. (kN)
Thrust
 vac (kN)

Isp s.l.
Ns/kg

Isp vac
Ns/kg
Launcher
 Booster/first stage

M55 (Viking-1)

 CNES         UDMH/N2O4     539.4      

Europa-III

Viking-2

~1.00 ~2.90   5.30   0.2545 596.5 667.5 2345 2623

-

Viking-5

~1.00 ~2.75 13.9 5.30 1.86 0.2545 596.5 667.5 2345 2623

Ariane-1

VIKAS-1

VIKAS industry ~1.00 ~2.75 13.9 5.30 1.86 0.2469 600.5 680.5 2432 2756

GSLV Mk1

VIKAS-1+

~1.00 ~2.75 13.9 5.30 UH25/N2O4 1.87 0.2710 677.7 765.5 2501 2824

GSLV Mk1/2

Viking-5B

CNES 0.99 2.87 10.5 5.85 1.71 0.2714 645.0 720.0 2376 2653

Ariane-2, -3

Viking-5C

0.99 2.87 10.5 5.85 0.2790 678.8 760.5 2432 2725

Ariane-4

Viking-6

0.99 2.87 10.5 5.85 0.2787 670.0 749.0 2404 2687

Ariane-4 booster

VIKAS-X(1)*

 VIKAS industry ~1.80 ~3.75   ? ?  ? ? ? ? ?

GSLV Mk3

VIKAS-X

~1.80 ~3.75   ? ? 0.2805 756.5 839.0 2697 2991

LVM3

 Second stage
  Viking-2vac CNES ~1.00 ~3.50      UDMH/N2O4     -   -  

-

  Viking-4 ~1.50 ~3.50   5.35 1.86 0.2507 - 713.0 - 2844

Ariane-1

VIKAS-2

VIKAS industry ~1.50 ~3.50   5.35 1.86 0.2498 - 725.0 - 2903

GSLV Mk1, PSLV

Viking-4B

CNES 1.70 3.51 30.8 5.85 UH25/N2O4 1.71 0.2753 - 784.8 - 2851

Ariane-2, -3

VIKAS-2B

VIKAS industry ~1.70 ~3.50   5.85 0.2716 - 804.5 - 2962

GSLV Mk1/2, PSLV

Viking-4B+

CNES 1.70 3.51 30.8 5.85 0.2815 - 807.8 - 2870

Ariane-4

*canceled, or only for tests

Photographic samples

M-55 Viking-2 Viking-5 VIKAS-1 VIKAS-1+ Viking-5B Viking-5C Viking-6
Viking-2vac Viking-4 VIKAS-2 Viking-4B VIKAS-2B Viking-4B+ VIKAS-X(1)   VIKAS-X