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Elvedin Kljuno,Alan Catovic    

A generalized (6DOF) model for evaluating fragment trajectory elements is defined, which incorporates a novel model for estimating the projected surface of the body and novel model for estimating aerodynamic force and moment. This 6DOF model is developed... see more


Germán Gutiérrez Arias, Fernando Jiménez Díaz, Edwin Rúa Ramírez, Jorge Valcarcel Guzman    

Nowadays, 3D printing Fused Filament Fabrication (FFF) currently presents obstacles to achieve high printing speeds, mainly due to the inability of the hotend to process the filament fast enough. This article presents the results of the thermodynamic flo... see more


Yulia Kharybina,Yaroslav Pitak    

The paper shows that presence of such phases as mullite, corundum is required in order to obtain high quality refractories that are able to work effectively under the conditions of the simultaneous effects of corrosive environments, high temperatures and... see more


LIDIANE RODRIGUES REIS MAIA DE DEUS, RICARDO AZOUBEL DA MOTA SILVEIRA, ÍGOR JOSÉ MENDES LEMES, JÉSSICA LORRANY SILVA    

THIS WORK IS BASED ON THE CONTEXT OF THE SECOND-ORDER INELASTIC ANALYSIS (SOIA) OF STEEL STRUCTURES, IN PARTICULAR, STEEL ARCHES. THE ANALYSIS OF ARCHES WITH VARIOUS CHARACTERISTICS, BOTH SHALLOW AND NON-SHALLOW, SEVERAL CROSS SECTIONS AND BOUNDARY AND L... see more


JORGE LUIS MARTINEZ, JULIO CESAR RAMALHO CYRINO, MURILO AUGUSTO VAZ    

IN OFFSHORE OIL &GAS PRODUCTION THERE IS A LARGE CONCENTRATION OF PLATFORMS IN A LIMITED AREA OF THE SEA, WITH THE CONSEQUENT INCREASE OF VESSEL TRAFFIC IN THE REGION. PLATFORM SUPPLY VESSELS (PSVS), SHUTTLE TANKERS AND MAINTENANCE AND SAFETY UNITS O... see more