Zobrazeno 1 - 10
of 1 095
pro vyhledávání: '"Regression rate"'
Publikováno v:
FirePhysChem, Vol 4, Iss 4, Pp 354-368 (2024)
This study demonstrates the thrust modulation capabilities of a hybrid rocket motor employing a Multi-Layered Tubular (MLT) fuel grain. The MLT configuration involves arranging the fuel grains with distinct regression rates as layers. As combustion p
Externí odkaz:
https://doaj.org/article/26c03177d7f44832876ab37c54b63829
Publikováno v:
Journal of Maps, Vol 20, Iss 1 (2024)
ABSTRACTThe North-Western coastal stretch of the Aruvi Aru and Kal Aru estuaries in Sri Lanka's Mannar district faces increasing vulnerability due to coastal erosion, but comprehensive research has been lacking until now. This study aims to analyze s
Externí odkaz:
https://doaj.org/article/df41993b7bd64ae38d3801b40ab03f77
Publikováno v:
FirePhysChem, Vol 4, Iss 2, Pp 139-145 (2024)
The advent of various additive manufacturing technologies, such as 3D printing, has changed the structural design and preparation process of rocket fuels. In order to investigate the combustion properties of various common polymer materials that can
Externí odkaz:
https://doaj.org/article/c3db6224b69e4794b42065937625666e
Autor:
Sibel Uzun, Derya Öztürk
Publikováno v:
Uludağ University Journal of The Faculty of Engineering, Vol 28, Iss 3, Pp 847-866 (2023)
Bu çalışmada ulusal öneme haiz sulak alanlar kapsamında tescillenen Yeşilırmak Deltası’nın yaklaşık 18,5 km’lik kıyı bölümünde gerçekleşen erozyon uzaktan algılama ve Coğrafi Bilgi Sistemleri (CBS) yardımıyla araştırılmı
Externí odkaz:
https://doaj.org/article/4dc652316015449eb19d920635a6edc5
Publikováno v:
FirePhysChem, Vol 3, Iss 3, Pp 217-226 (2023)
In recent years, significant developments have been made in solid-fuel combustion. Paraffin-based fuels could be a potential solid fuel for hybrid and ramjet applications due to their high regression rate, low cost, and minimal environmental impact.
Externí odkaz:
https://doaj.org/article/56761efd218c4a34a42b2b4803926baa
Autor:
Yash Pal, Sasi Kiran Palateerdham, Sri Nithya Mahottamananda, Subha Sivakumar, Antonella Ingenito
Publikováno v:
Propulsion and Power Research, Vol 12, Iss 2, Pp 212-226 (2023)
Paraffin-based fuel has a great potential for several innovative missions, including space tourism, due to its safety, low environmental impact, high performance and low cost. Despite the fact that liquefying solid fuels increases the regression rate
Externí odkaz:
https://doaj.org/article/8d45108a4b9c44d1ac93f80b5794efd6
Autor:
Manuel Stella, Lucia Zeni, Luca Nichelini, Nicolas Bellomo, Daniele Pavarin, Mario Tindaro Migliorino, Marco Fabiani, Daniele Bianchi, Francesco Nasuti, Christian Paravan, Luciano Galfetti, Attilio Cretella, Rocco Carmine Pellegrini, Enrico Cavallini, Francesco Barato
Publikováno v:
Applied Sciences, Vol 14, Iss 13, p 5625 (2024)
Hybrid rockets have very interesting characteristics like simplicity, reliability, safety, thrust modulation, environmental friendliness and lower costs, which make them very attractive for several applications like sounding rockets, small launch veh
Externí odkaz:
https://doaj.org/article/3ab67113fdcc4dce81982b3c33ed6c87
Akademický článek
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Autor:
P. Sangeetha, M. Shanmugapriya
Publikováno v:
Computational Ecology and Software, Vol 13, Iss 1, Pp 1-19 (2023)
Coastal erosion is a persistent problem occurring along the Shoreline of India. Several factors that influence the severity of erosion are community infrastructures along the coast, natural disasters, and several man-made activities. There is an incr
Externí odkaz:
https://doaj.org/article/326d6efd05c14be7a1d0ac67f88b1bde
Publikováno v:
Aerospace, Vol 11, Iss 4, p 262 (2024)
This study investigated combustion characteristics of composite fuel grains designed based on a modular fuel unit strategy. The modular fuel unit comprised a periodical helical structure with nine acrylonitrile–butadiene–styrene helical blades. A
Externí odkaz:
https://doaj.org/article/964eebb6184e4475a465def913f5a91c