[PDF] Top 20 J. Aerosp. Technol. Manag. vol.5 número4

... Telebras, the entity chosen by the government to lead the National Broadband Program (PNBL) infrastructure deployment and the owner of the SGDC system, would welcome support to run a [r] ... See full document

... Table 1 shows the parameters obtained from Rietveld reinements for mullite crystallization at 1,000°C. here are no data for sample S-0 since mullite did not crystallized at this temperature from this sample. One can see ... See full document

... Concerning transonic airplanes, tail surfaces should be composed of low-thickness and/or higher sweep than that adopted for the wing, in order to prevent strong shocks on the tail in normal cruise. As required for ... See full document

... In this case study, although the FMS is considered “weak”, we can classify the institution as a Level 2 “Known” in maturity, whose final score shows a 60% adherence level, which is considered “good” according to the ... See full document

... Mahrt and Vickers, 2005) and it may afect much deeper layers. Sea and land breezes are examples of thermal IBLs. On this regard, Case et al. (2005) analyzed the sea breeze climatology at Kennedy Space Centre using a ... See full document

... he rainy season features derived using the rain gauge data collected at the meteorological station in CLA (this dataset is hereater referred to as STN) (Marques and Fisch, 2005) are also compared to those derived using ... See full document

... This study has evaluated infrared (IR) techniques, such as transmission, universal attenuated total relection (UATR), and attenuated total relection (ATR), for the characterization of[r] ... See full document

... In this work, the two-dimensional transient aerodynamic heating and ablation processes in the vicinity of the stagnation point of the VSB-30 sounding rocket TPS were simulated through [r] ... See full document

... and for any dynamics model adopted. For this reason, results obtained for 10, 30, and 60 seconds of sampling interval will be placed in the same line of Table 1. he model of geopotential up to low order and degree 2×2 ... See full document

... Given the possibility of physiological tissue damage, a study was performed considering the potential effects that IR countermeasure equipment radiation could cause not only to human vision but also to human skin. ... See full document

... he non-matched point lutter analysis will be based on the variation of the freestream speed at each of the maximum dynamic pressure peaks, each one associated to the irst and second s[r] ... See full document

... Schöberl, M., Senel, C., Fößel, S., Bloss, H., Kaup, A., 2009. “Non- linear Dark Current Fixed Pattern Noise Compensation for Variable Frame Rate Moving Picture Cameras”, 17th European Signal Processing Conference ... See full document

... By assuming that the scatter in a material’s fatigue performance is mainly governed by equivalent crack-like size distribution of initiating discontinuities, the present paper illustr[r] ... See full document

... Before each processing step of the PA6 and compatibilizers, they were dried in vacuum oven at 80°C for 48 hours. he binary blends were prepared in the proportions of: PA6/SBR 90/10, 80/20, 70/30, and 60/40. Ternary ... See full document

... of hygrothermal exposure, ultraviolet (UV) radiation, salt spray and thermal shock aging on the thermomechanical behavior of glass iber reinforced by poly (ether-imide) (PEI) composite[r] ... See full document

... he Aerospace Science and Technology Department – DCTA – is composed of several institutes; each of them is primarily devoted to a speciic technological task level on the process of s[r] ... See full document

... An aerospace vehicle’s response to terrestrial environment design criteria must be carefully evaluated in order to provide an acceptable design relative to the desired operational requirements. he choice of criteria ... See full document

... evaluation of these surfaces before and after cleaning was possible by means of the FT-IR reflection technique. Among these characterization techniques by reflection of FT-IR, the use of ATR with Ge and KRS-5 ... See full document

... Step (12): Compute momentum, thrust and power; Step (13): Increment time step and repeat from step (5). he equations of the BEM method must be solved iteratively. he low angle and thus the angle of attack depend ... See full document

... SONIC FLOW CONDITION AND RAYLEIGH TABLE A methodology for the solution of Rayleigh low relations is now outlined as follows. All conditions in region 1 are experimentally known. Also, the amount of laser energy added by ... See full document