Results 1 to 10 of about 12,623 (301)

Investigation of Flame Structures of Double-Base Propellant and Modified Double-Base Propellant Containing Nitramine Using OH-PLIF and Kinetic Simulation [PDF]

Molecules
The combustion behavior of various propellant samples, including double-base propellants, pressed nitramine powders, and modified double-base propellants containing nitramine, was examined using OH-PLIF technology.
Yiping Wang, Yan Zhang, Heng Li, Ergang Yao, Jin Yu, Fengqi Zhao, Siyu Xu   +6 more
doaj   +6 more sources

Modeling fatigue damage evolution in CMDB propellant based on dynamic modulus [PDF]

Scientific Reports
This study systematically investigates the fatigue behavior of composite modified double-base propellant (CMDB) under strain-controlled cyclic loading across a range of temperatures.
Li Yao, Xu Jinsheng, Zhou Changsheng, Chen Xiong, Yang Xiumin   +4 more
doaj   +2 more sources

Study on elongation master curve of thermal aging composite modified double base propellant [PDF]

Scientific Reports
In order to predict the maximum elongation of composite modified double base (CMDB) propellants under different aging time, temperature and strain rate, systematic uniaxial tensile characterization was performed across six controlled temperatures (233.15 
Jian Zheng, Jiaming Liu, Heng Deng, Jinfeng Dang, Chunqing Yang, Zhengwei Sun, Zongtao Guo, Jinsheng Xu, Xiong Chen   +8 more
doaj   +2 more sources

Experimental and machine learning-driven assessment of IS 2062 steel under double-base propellant combustion conditions [PDF]

Scientific Reports
The degradation behavior of IS 2062 structural steel under extreme combustion conditions induced by double-base propellant exposure is crucial for aerospace and defense applications.This study addresses in understanding steel performance under high ...
Hari Singh, Dola Sundeep, C. Chandrasekhara Sastry, Eswaramoorthy K Varadharaj   +3 more
doaj   +2 more sources

Research on the influence of loading rate on the dynamic initiation fracture toughness of CMDB propellant [PDF]

Scientific Reports
In the field of gun launched missile extended range rocket, the propellant grain in the rocket needs to withstand significant launch loads during their firing phase, and also bear the high pressure caused by ignition, and the impact of launch overloads ...
Jian Zheng, Xuan Wu, Zhengwei Sun, Zongtao Guo, Menglong Zhang, Xiong Chen   +5 more
doaj   +2 more sources

Dynamic mechanical analysis of double base rocket propellants [PDF]

Biuletyn Wojskowej Akademii Technicznej, 2016
The article presents dynamic mechanical analysis (DMA) for solid rocket propellants testing. Principles of operation and measured values are briefly described.
Marcin Cegła, Jacek Borkowski, Janusz Zmywaczyk, Piotr Koniorczyk   +3 more
doaj   +2 more sources

A Facile Way to Prolong Service Life of Double Base Propellant [PDF]

Materials, 2018
Yunjun Luo
exaly   +2 more sources

Propellant Combustion Wave Studies by Embedded Thermocouple and Imaging Method at Ambient Pressure [PDF]

Journal of Aerospace Technology and Management, 2020
This paper discusses the method for propellant combustion studies with embedded thermocouple and imaging method at ambient pressure. In this study, three different propellant compositions are experimentally evaluated for surface temperature, flame zone ...
Rakesh Kumar Kalal, Himanshu Shekhar, Prashant Sudhir Alegaonkar, Shrikant Pande   +3 more
doaj   +2 more sources

UV-Assisted Material Extrusion Additive Manufacturing of Double-Base Propellant [PDF]

Polymers
Guo-Lin Gao
exaly   +2 more sources

Research on Mechanical Properties and Sensitivity of a Novel Modified Double-Base Rocket Propellant Plasticized by Bu-NENA [PDF]

Materials, 2022
Yunjun Luo
exaly   +2 more sources