Comparison of SOLID Propellant Vs LIQUID Propellant

Comparison of SOLID Propellant Vs LIQUID Propellant 

PROPELLANT	HTPB (SOLID)	UDMH-N2O4 (Liquid)	LOX- P1 ( Semi Cryogenic)	LOX- LH2 (Cryogenic)
Density	1.80	1.15	1.05	0.35
Theoretical ISP Vacuum	310 s	340 s	360 s	460 s
Density x ISP	558s	391 s	378 s	161 s
VOLUME RATIO	REF.	X 1.5	X 1.5	X 3

ADVANTAGES OF SOLID ROCKET MOTORS (SRMs)

ADVANTAGES OF SOLID ROCKET MOTORS (SRMs)

1. Low cost 
2. Longer shelf life
3. Simplicity of system
4. High reliability
5. Predetermined thrust level
6. High thrust for initial lift off

Current Solid Rocket Motors around the world

 

Current Solid Rocket Motors around the world

SPACE SHUTTLE       —    SOLID ROCKET BOOSTER / RSRM

TITAN 4B                   —    SRMU  

 

ATLAS V                    —    SRB 

DELTA IV                   —    GEM 60 

ARIANE 5                   —    P230 

H II A                          —    SRB-A 

PSLV / GSLV               —    S139 & S9 

LVM3                          —    S200 

SMALL LAUNCHERS —    ATHENA, TAURUS, PEGASUS, M5 & VEGA

Boosters Solid Motor