Results 101 to 110 of about 17,189 (237)

On the history of the development of solid-propellant rockets in the Soviet Union [PDF]

Pre-World War II Soviet solid-propellant rocket technology is reviewed. Research and development regarding solid composite preparations of pyroxyline TNT powder is described, as well as early work on rocket loading calculations, problems of flight ...
Pobedonostsev, Y. A.
core   +1 more source

Ignition of sounding rocket motors with hand-pumped air [PDF]

, 1974
Method demonstrates inexpensive, safe, and foolproof concept for solid propellant rocket motors, using simple handpump to deliver air. Flueric ignition was accomplished using system without stored energy and with complete absence of electrical energy and
Marchese, V. P., Rakowsky, E. L.
core   +1 more source

An evaluation of aft-end ignition for solid propellant rocket motors [PDF]

Performance evaluation of solid propellant rocket motor ignition to determine igniter design and parameters to avoid ...
Fitch, R. E., Guenther, J. L., Kilgroe, J. D.   +2 more
core   +1 more source

Effect of MAPO and T313 on the Rheological and Mechanical Properties of Composite Solid Propellant Based on HTPB [PDF]

فناوری در مهندسی هوافضا, 2019
Composite solid propellants have found wide spread applications in missile industries, such as high density, high specific impulse, and possibility of producing large scale grains.
Seyed Amanollah Mousavi Nodoushan, Yahya Ebrahim abadi, Navab Fathi, Hamed Sheikh hasani   +3 more
doaj  

Cold solid propellant motor has stop-restart capability [PDF]

, 1966
Solid propellant rocket is kept and fired at low temperatures in launch vehicles or spacecraft. The motor is capable of developing a specific impulse comparable to that of liquid propellant motors, is started, stopped, and restarted, and is stored in ...
Hendel, F. J.
core   +1 more source

Analysis of quasi-hybrid solid rocket booster concepts for advanced earth-to-orbit vehicles [PDF]

A study was conducted to assess the feasibility of quasi-hybrid solid rocket boosters for advanced Earth-to-orbit vehicles. Thermochemical calculations were conducted to determine the effect of liquid hydrogen addition, solids composition change plus ...
Andreev T., Bolieau C.W., Figure, Gordon S., Loh W.H.T., PrimeEquipmentContraclEnd, Sutton G.P., Zurawski R.L.   +7 more
core   +2 more sources

Effect of solid propellant rocket exhaust impingement on spacecraft materials Final report, 18 Mar. 1966 - 21 Feb. 1969 [PDF]

Solid propellant rocket exhaust impingement effect on spacecraft ...
Lewis, C. H.
core   +1 more source

Optimization design of anti-creep reinforcement structure for solid rocket motor propellant grain

Jixie qiangdu
To address the creep issue that arises during the long-term vertical storage of solid rocket motor (SRM), a method was proposed that involved embedding a specially shaped functional combustible core model (reinforcement structure)into the propellant ...
LIU Mengyang, GAO Jingwei, YAN Bo, ZHANG Xiaofei   +3 more
doaj  

Analysis of carbon nano particle variant as the propellant fuel to increase specific impulses of rockets [version 3; peer review: 1 approved, 2 approved with reservations]

F1000Research
Background This study compares propellant fuels’ specific thrust and impulse parameters using nanocarbon variant fuels from coconut shells and coal. Specific impulses and impulses are essential parameters that determine rocket performance.
MAE Hafizah, Y Ruyat, RDA Navalino, NRS Muda   +3 more
doaj   +1 more source

Study of vortex valve for medium temperature solid propellants [PDF]

, 1966
Fluid state vortex valve secondary injection control system shows considerable promise for future application to solid propellant rocket engine thrust vector control.
Holt, W. D., Rivard, J. G.
core   +1 more source