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Mitchell McFarland and Elsa Antunes
The last decade has seen an almost exponential increase in the number of rocket launches for sounding missions or for delivering payloads into low Earth orbits. The emergence of new technologies like rapid prototyping, including 3D printing, is changing ...
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Giulio Malucelli
Fabric flammability is a surface-confined phenomenon: in fact, the fabric surface represents the most critical region, through which the mass and heat transfers, responsible for fueling the flame, are controlled and exchanged with the surroundings. More ...
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Serhii Pozdieiev,Oleksandr Nuianzin,Olena Borsuk,Oksana Binetska,Andrii Shvydenko,Bogdan Alimov
Pág. 39 - 45
The value of the thermal conductivity coefficient depending on the temperature of the samples of steel rod fragments with fire-retardant cladding has been determined in the present research.The thermal conductivity coefficient of mineral wool fire-retard...
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Sergii Nazarenko,Roman Kovalenko,Vitalii Asotskyi,Gennadiy Chernobay,Andrii Kalynovskyi,Ivan Tsebriuk,Oleksandr Shapovalov,Igor Shasha,Volodymyr Demianyshyn,Angela Demchenko
Pág. 45 - 55
This paper reports the results of experimental studies into determining mechanical properties (elastic and dissipative) at the shear of the material of a pressure fire hose of the "T" type with the internal diameter of 77 mm using torsion tests. Dur...
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Hans-Wilhelm Dorgarten, Hermann Otremba, Rolf Padberg
Pág. 1403 - 1412
As part of the German national research project ?Protection of critical bridges and tunnels ? SKRIBTPlus? HOCHTIEF Engineering has conducted the development and testing of a protection measure against contact detonations in tunnels. The measure consists ...
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Juan Enrique Martínez-Martínez, Felipe Pedro Álvarez-Rabanal, Mar Alonso-Martínez and Juan José del Coz-Díaz
Composite slabs with steel decking profiles are widely used in building construction. However, the literature on the fire resistance of lightweight concrete (LWC) composite slabs with steel decking is limited. In this work, the thermo-structural performa...
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Linda Makovická Osvaldová, Iveta Marková, Miroslava Vandlícková, Stanislava Ga?percová and Michal Titko
The article deals with selected upholstery flammability test materials that, in the case of fire, can cause fire spread. For the research, frequently used materials for upholstery based on polyester were utilized: imitation leather, suede, and microplush...
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Francisco Rodríguez y Silva,Mercedes Guijarro,Javier Madrigal,Enrique Jiménez,Juan R. Molina,Carmen Hernando,Ricardo Vélez,Jose A. Vega
Pág. e02S
Aims of study: To conduct the first full-scale crown fire experiment carried out in a Mediterranean conifer stand in Spain; to use different data sources to assess crown fire initiation and spread models, and to evaluate the role of convection in crown f...
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Lucas O. Bianchi,Guillermo E. Defosse
Pág. 129 - 138
Aim of study: The Canadian Forest Fire Weather Index (FWI) is being implemented all over the world. This index is being adapted to the Argentinean ecosystems since the year 2000. With the objective of calibrating the Fine Fuel Moisture Code (FFMC) of the...
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Jan Martin, Michael Börner, Justin Hardi, Dmitry Suslov and Michael Oschwald
Hot fire tests of a multi-injector research combustor were performed with liquid-oxygen and liquefied-natural-gas (LOX/LNG) propellants at chamber pressures from 30 up to 67 bar, hence at conditions similar to an upper stage rocket engine. Within these t...
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Jan Martin, Wolfgang Armbruster, Dmitry Suslov, Robert Stützer, Justin S. Hardi and Michael Oschwald
Hot-fire tests were performed with a single-injector research combustor featuring a large optical access (255 × 38 mm) for flame imaging. These tests were conducted with the propellant combination of liquid oxygen and compressed natural gas (LOX/CNG) at ...
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Alexandra Loaiza,Edwin Garcia,Henry A. Colorado
Pág. 542 - 554
This is an investigation into asphalt binder mixed with different amounts of an organic waste containing coconut coir dust and residual short coconut fibers abundant in the Caribbean and tropical countries. The concentrations used were 0.0, 1.0, 2.5 and ...
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Jaroslaw Brodny and Magdalena Tutak
Growing competition in the education economy has caused companies to look for new innovative solutions that can increase their competitiveness. These processes practically concern the whole world, and the development of new technologies that are related ...
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Waqas Haroon, Naveed Ahmad and Nuha Mashaan
Nano-technology has played a vital role in upgrading the durability and sustainability of asphalt pavements during the last decade. Conventional bitumen does not provide adequate performance against permanent deformation in severe weather conditions. Qua...
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Stephen A. Whitmore, Cara I. Frischkorn and Spencer J. Petersen
A method for in-situ optical measurements of solid and hybrid propellant rocket plumes is developed, and results from proof of concept tests are presented. The developed method inserts fiber-optic cables acting as radiation conduits into the solid-fuel c...
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Stefano Mini, Fabrizio Ponti, Alessandro Brusa, Roberto Bertacin and Barbara Betti
Numerical studies intended to predict solid rocket motors anomalies are the major contributors when developing strategies to both limit expensive fire tests and to investigate and understand the physical phenomena from which anomalies can arise. This pap...
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Tomasz Palacz and Jacek Cieslik
The paper is part of the research aimed at determining if the vortex flow pancake (VFP) hybrid rocket engine is feasible as green in-space chemical propulsion. The objective of this study is to test an N2O/HDPE VFP hybrid ignited with N2O/C3H8 torch igni...
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Guiwen Liu, Jie Liu, Neng Wang, Xuanyi Xue and Youjia Tan
Fire has significant effects on the residual resistance of steel structures. It is necessary to accurately clarify its effects on Q690 HSS plate girders, which have been widely used. In this paper, the ultimate resistance and effective service resistance...
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Anna-Marie Lauermannová, Michal Lojka, Filip Antoncík, David Sedmidubský, Milena Pavlíková, Zby?ek Pavlík and Ondrej Jankovský
The data acquired from the conducted tests and analyses can be used in the design and development of energy-efficient low-carbon construction materials. Because magnesium oxybromide phases (MOB-318, MOB-518) are stable, non-defective and well densified, ...
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Byeongkwon Jung, Jeong Hwan Kim and Jung Kwan Seo
Blast walls are installed on the topside of offshore structures to reduce the damage from fire and explosion accidents. The blast walls on production platforms such as floating production storage, offloading, and floating production units undergo fire an...
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