Results 21 to 30 of about 210 (122)

Optical Diagnostics for Solid Rocket Plumes Characterization: A Review [PDF]

open access: yes, 2022
In recent decades, solid fuel combustion propulsion of spacecraft has become one of the most popular choices for rocket propulsion systems. The reasons for this success are a wide range of applications, lower production costs, simplicity, and safety. The
De Giorgi M. G.   +3 more
core   +2 more sources

Molecular Dynamics of Neutral Polymer Bonding Agent (NPBA) as Revealed by Solid-State NMR Spectroscopy [PDF]

open access: yes, 2014
Neutral polymer bonding agent (NPBA) is one of the most promising polymeric materials, widely used in nitrate ester plasticized polyether (NEPE) propellant as bonding agent.
Cai, Rulin   +6 more
core   +1 more source

The combustion efficiency of HMX-CMDB propellants.

open access: yesJournal of the Japan Society for Aeronautical and Space Sciences, 1985
The effects of addition of nitramine compound to a double-base propellant on the combustion efficiency were investigated. HMX was used as a nitramine compound. Reaction time in the dark zone, heat of explosion, and gaseous combustion products were measured.
Yutaka YANO, Tsutomu GOMI
openaire   +2 more sources

Polyurethane Based Inhibition for High Flame Temperature Nitramine Based Composite Modified Double Base propellant [PDF]

open access: yes, 2013
The findings for polypropylene glycol (PPG) and hydroxyl-terminated polybutadiene (HTPB)-based inhibition systems are reported. These findings established that the inhibition system comprising HTPB-IPDI-IDP binder and Sb/sub 2/O/sub 3/-C black filler
Asthana, S. N.   +5 more
core   +2 more sources

Nitramine Double Base Propellants [PDF]

open access: yes, 2013
This review paper broadly covers the studies conducted on nitramine double base (DB) propellants, particularly in the field of formulations, evaluation, catalysis and combustion mechanism .
Bhalerao, M. M.   +3 more
core   +2 more sources

Cross-Linked Slurry Cast Composite Modified Double Base Propellants : Mechanical Properties [PDF]

open access: yes, 2014
Cross-linking of NC by TDI in slurry cast CMDB propellant enhanced TS by about 100 per cent. Coated AP with resorcinol, phloroglucinol, hexanetriol or silicone oil etc. along with cross-linking of NC raised TS from 18 - 30 kg/cm2.
Bhat, V. K., Singh, Haridwar
core   +2 more sources

Influence of Various Process Parameters on Mechanical Properties and Ballistics of Nitramine-Based Advanced CMDB Propellants [PDF]

open access: yes, 2013
This paper reports the influence of important process parameters, namely mixing time and batch size; on the mechanical properties and ballistics of nitramine-based advanced CMDB propellants.
Asthana, S. N.   +4 more
core   +2 more sources

Rapid Estimation of Specific Impulse [PDF]

open access: yes, 2013
Specific impulse (Isp) is one of the important criteria for propellant characterisation. In the present paper a semiempirical approach has been suggested to calculate Isp of composite modified doublebase(CMDB) propellant formulations by utilizing ...
Bhat, V. K.   +2 more
core   +2 more sources

Burning Rate Studies of Energetic Double Base Propellants [PDF]

open access: yes, 2014
A systematic study was carried out on the combustion characteristics of CMDB propellants containing ammonium nitrate, ammonium perchlorate, potassium nitrate, potassium perchlorate, RDX and PETN.
Bhat, V. K.   +3 more
core   +2 more sources

Combustion Behaviour of Advanced Solid Propellants. [PDF]

open access: yes, 2013
The study reports the effect of incorporation of Al and ammonium perchlorate (AP) individually and in combination with each other on combustion pattern and specific impulse (Isp) of minimum signature propellants.
Asthana, S. N.   +3 more
core   +2 more sources

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