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2019 New Trends in Aviation Development (NTAD)最新文献

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Pub Date : 2019-09-01 DOI: 10.1109/ntad.2019.8875597
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引用次数: 0
Control System Design of UAV Starter-Generator Power Unit 无人机启动-发电机组控制系统设计
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875608
M. Valiga, J. Novotňák, M. Šmelko, A. Čekanová, M. Kosuda
─The article deals with the design of the starter-generator module and the control system design for the starter-generator module. This system has to control the module operation in the engine start-up process, starter and generator mode switching, engine shutdown and fault status signaling. The system is fully automated and controlled by a set of controls.
本文论述了起动发电机模块的设计和起动发电机模块的控制系统设计。该系统控制了发动机启动过程、启动器和发电机模式切换、发动机停机和故障状态信号等模块的运行。该系统是完全自动化的,并由一套控制装置控制。
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引用次数: 2
Business Continuity Management in Air Transport Sector 航空运输业的业务连续性管理
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875518
D. Rozová, L. Ližbetinová, R. Sousek, V. Němec
The White Paper on the future of 2050 entitled ‘White Paper - Roadmap to a Single European Transport Area - Towards a competitive and resource efficient transport system, also refers to the need to safeguard services in the event of business continuity disruption in the list of its initiatives. The document recalls that old unfinished tasks still exist and new ones have also emerged that need to be resolved. One of these is to ensure the continuity of activities in the air transport sector. The issue of air transport activity continuity seeks to suppress or strengthen such activities that will allow the continuation of air traffic while resolving the emergency situation. In particular, it is necessary to find a degree of retention of the original activities of the airlines, which will ensure that the activities are carried out to the minimum necessary level and allow the continuation of reduced air transport performance even in an emergency.
2050年的未来白皮书题为“白皮书-单一欧洲运输区路线图-迈向具有竞争力和资源效率的运输系统”,也提到了在业务连续性中断的情况下保障服务的必要性。文件指出,旧的未完成的任务仍然存在,新的任务也出现了,需要解决。其中之一是确保航空运输部门活动的连续性。航空运输活动连续性问题的目的是抑制或加强在解决紧急情况的同时使空中交通得以继续的活动。特别是,必须设法在一定程度上保留航空公司的原有活动,这将确保在必要的最低水平上开展这些活动,并允许即使在紧急情况下也能继续减少航空运输业绩。
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引用次数: 0
Human Factors and Analysis of Aviation Education Content of Military Pilots 军事飞行员航空教育内容的人为因素与分析
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875561
R. Rozenberg, S. Ďurčo, P. Kal’avský, M. Antosko, V. Polishchuk, J. Jevčák, L. Choma, A. Tobisová
Aviation education is a complex pedagogical process, which we perceive as a didactic system for the creation of personnel competencies to perform aviation professions. Increasing the quality of education requires effective use of the experience and needs of aviation practice. The aim of the article is to examine the content of aviation education of military pilots at the selected institutions from 1973 to the present using the analysis for the quality teaching process and the interaction of edutants (human factors) teachers and students. The article is the first part of the study on the issue of aviation education, which answers the question of strengths and weaknesses, risks and opportunities for quality content. The result is knowledge applicable in the creation of content for new study programs of the Faculty of Aeronautics of the Technical University in Košice.
航空教育是一个复杂的教学过程,我们认为这是一个培养航空专业人才能力的教学系统。提高教育质量需要有效利用航空实践的经验和需要。本文通过对1973年至今选定院校军事飞行员航空教育的质量教学过程和师生互动(人为因素)的分析,对军校飞行员航空教育的内容进行了考察。本文是研究航空教育问题的第一部分,回答了优质内容的优势与劣势、风险与机遇等问题。其结果是知识适用于技术大学航空学院在Košice的新研究项目的内容创建。
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引用次数: 12
Mechanical properties of the AlSi10MnMg alloy with a different content of manganese and magnesium intended for light die-casting 轻压铸用不同锰、镁含量AlSi10MnMg合金的力学性能
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875512
R. Wieszała, J. Piątkowski, J. Kozuba
The work shows selected mechanical properties (HB; $mathbf{R}_{mathbf{m}}; mathbf{R}_{mathbf{P}}; A$) alloy AlSi10MnMg with different Mn content (0.4 and 0.6% mas) Magnesium (0.5; 0,75 and 1,0% mas.) of the m.in. for light pressure casts for the transport industry. The results of the mechanical properties are presented for cast and after T6 machining. It Was found that: The hardness of the test alloys is $105div 118$ HB after T6 machining, $mathbf{R}_{mathbf{m}}$ approx. $320div 340$ MPa after T6 in relation to post-pour condition (240 MPa). The increase in the proportion of alloyed additives was also influenced by an increase of $mathbf{R}_{mathbf{P}}$ to 140 Mpa For alloy AlSi10Mn0, 6MG1, 5 (for casted State) and up to 280 MPA after T6 treatment. It can therefore be concluded that the most in the direction of increase $mathbf{R}_{mathbf{P}}$ alloys AlSiMnMg is additive 1.0-1.5% mas. Mg and approximately 0.6% of the MAS. Mn. Elongation is approximately 5. The, 5% (for casted state) and approximately 8-9% after the T6 heat treatment.
作品显示了选定的力学性能(HB;R $ mathbf {} _ { mathbf {m}}; mathbf {R} _ { mathbf {P}};A$)合金AlSi10MnMg不同Mn含量(0.4和0.6% mas);0.75%和1.0% ma)。用于交通运输行业的轻压铸件。给出了铸件和T6加工后的力学性能结果。结果表明:T6加工后试验合金的硬度为$105div 118$ HB, $mathbf{R}_{mathbf{m}}$近似。$320div $ 340$ MPa在T6之后,相对于浇筑后的情况(240 MPa)。对于AlSi10Mn0, 6MG1, 5合金(铸态),T6处理后,$mathbf{R}_{mathbf{P}}$增大至140 Mpa,最大可达280 Mpa,也影响合金添加剂比例的增加。由此可以得出,在$mathbf{R}_{mathbf{P}}$合金AlSiMnMg添加量最大的方向为1.0 ~ 1.5% mas。Mg和大约0.6%的MAS。锰。延伸率约为5。在T6热处理后,约为8-9%(铸造状态)。
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引用次数: 1
Assessment Method of Continuity Key Activities in Air Transport 航空运输关键活动连续性评价方法
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875605
D. Rozová, R. Sousek, V. Němec
The key theme of business continuity is to find ways to dampen or strengthen activities that will allow the continuation of air transport while addressing the emergency. Risk and impact analysis for the business continuity of air transport defines activities that enable the objectives to be met and key business continuity services and products identified by the airline. These would have the greatest impact on the airline's function in the event of a disruption. Using award-winning continuity activities, it is possible to perform more accurate impact analyzes, which is an important stage in the process of implementing the Business Continuity Management System (BCMS).
业务连续性的关键主题是设法抑制或加强能够在处理紧急情况的同时继续进行航空运输的活动。航空运输业务连续性的风险和影响分析定义了能够实现目标的活动,以及航空公司确定的关键业务连续性服务和产品。如果发生中断,这些将对航空公司的功能产生最大的影响。使用获奖的连续性活动,可以进行更准确的影响分析,这是实施业务连续性管理体系(BCMS)过程中的一个重要阶段。
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引用次数: 0
Safety Model Scenarios in the Synthetic Air Traffic Management Environment on Bases of LETVIS Real Information System 基于LETVIS真实信息系统的综合空中交通管理环境下的安全模型场景
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875569
M. Žentek, P. Bučka
The implementation of the deployment of new information and communication technologies as well as the possibility of their safe use are an important part for the functionality of the system to achieve the required level of safety of air traffic control services in the Slovak airspace. The condition to use the “LETVIS” flight information system in the Slovak Republic's Armed Forces for air traffic services is currently a potential option for the occurrence of undesirable security incidents in such an environment, and this could result in a human factor failure while the commands in the airspace are being issued or executed. Appropriate application of scientific research in a synthetic environment makes it possible to optimize and verify the correctness of training principles by the form of modular exercises which are aimed for solving the crisis situations. This would make the air traffic controllers prepared for a safety incident in practice and they could eliminate some fatal consequences. Some of the possible scenarios of occurrence and safety incidents on the radar screen output of this information system are analyzed in this paper.
实施新的信息和通信技术的部署以及安全使用这些技术的可能性是该系统功能的一个重要组成部分,以便在斯洛伐克领空实现空中交通管制服务所需的安全水平。在斯洛伐克共和国武装部队中使用“LETVIS”飞行信息系统进行空中交通服务的条件目前是在这种环境中发生不良安全事件的潜在选择,这可能导致在空域中发出或执行命令时人为因素的失败。在综合环境中适当地应用科学研究,可以通过旨在解决危机局势的模块练习的形式,使训练原则最优化并核实其正确性。这将使空中交通管制员在实践中为安全事故做好准备,并可以消除一些致命的后果。本文对该信息系统输出的雷达屏幕上可能出现的事故发生场景和安全事故进行了分析。
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引用次数: 0
Assessment of Micro Turbojet Engine Behavior during Bearing Failure Incidence for Improving Control and Diagnostic System 微涡喷发动机轴承失效时的性能评估,以改进控制与诊断系统
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875621
R. Andoga, L. Főző, K. Beneda
Gas turbine engines are used throughout many industrial applications mostly including energy and transportation fields. Their efficient and reliable operation is therefore essential. This paper focuses on a catastrophic failure occurred in a micro turbojet engine and its goal is to identify thermodynamic properties that can be measured during the operation and can serve to identify the impending bearing damage. Furthermore, once the problem has already occurred, the authors offer a method to safely run down the engine in contrast to the original control system, which tried to continue normal operation of the engine resulting in more severe damage. The results that were obtained for a small scale device here, can be applied to larger scale machines as well, to improve control system reaction and provide advanced diagnostic capabilities.
燃气涡轮发动机用于许多工业应用,主要包括能源和运输领域。因此,它们的有效和可靠的运作是必不可少的。本文以某微型涡喷发动机发生的灾难性故障为研究对象,目的是确定在运行过程中可测量的热力学特性,并用于识别即将发生的轴承损坏。此外,一旦问题已经发生,作者提供了一种安全运行发动机的方法,而不是原始的控制系统,试图继续正常运行发动机,导致更严重的损坏。在小型设备上获得的结果也可以应用于大型机器,以改善控制系统的反应并提供先进的诊断能力。
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引用次数: 0
Title 标题
Pub Date : 2019-09-01 DOI: 10.1109/ntad.2019.8875582
E. Serpedin
: The SARS-CoV2 Omicron variant sub-lineages spread rapidly through the world, mostly due to their immune-evasive properties. This has put a significant part of the population at risk for severe disease and underscores the need for anti-SARS-CoV-2 agents that are effective against emergent strains in vulnerable patients. Camelid nanobodies are attractive therapeutic candidates due to their high stability, ease of large-scale production and potential for delivery via inhalation. Here, we characterize the RBD-specific nanobody W25, which we previously isolated from an alpaca, and show superior neutralization activity towards Omicron lineage BA.1 in comparison to all other SARS-CoV2 variants. Structure analysis of W25 in complex with the SARS-CoV2 spike surface glycoprotein shows that W25 engages an RBD epitope not covered by any of the antibodies previously approved for emergency use. Furthermore, we show that W25 also binds the spike protein from the emerging, more infectious Omicron BA.2 lineage with picomolar affinity. In vivo evaluation of W25 prophylactic and therapeutic treatments across multiple SARS-CoV-2 variant infection models, together with W25 biodistribution analysis in mice, demonstrates favorable preclinical properties. Together, these data endorse prioritization of W25 for further clinical development.
SARS-CoV2组粒变异亚谱系在世界范围内迅速传播,主要是由于它们的免疫逃避特性。这使得很大一部分人口面临严重疾病的风险,并强调需要抗sars - cov -2药物,以有效对抗易感患者的新菌株。骆驼纳米体由于其高稳定性、易于大规模生产和通过吸入给药的潜力而成为有吸引力的治疗候选者。在这里,我们对rbd特异性纳米体W25进行了表征,该纳米体是我们之前从羊驼中分离出来的,与所有其他SARS-CoV2变体相比,它对Omicron谱系BA.1表现出优越的中和活性。对W25与SARS-CoV2刺突表面糖蛋白复合物的结构分析表明,W25与之前批准用于紧急使用的任何抗体未覆盖的RBD表位结合。此外,我们发现W25还能结合来自新出现的更具传染性的Omicron BA.2谱系的刺突蛋白,具有小摩尔亲和力。W25在多种SARS-CoV-2变异感染模型中的预防和治疗作用的体内评估,以及W25在小鼠中的生物分布分析,显示了良好的临床前特性。总之,这些数据支持W25的优先级,以进一步的临床开发。
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引用次数: 0
Error model of triaxial angular velocity sensor 三轴角速度传感器误差模型
Pub Date : 2019-09-01 DOI: 10.1109/NTAD.2019.8875566
D. Megyesi, R. Bréda, M. Matis
The paper deals with the analysis of triaxial angular velocity sensor installed in IMU MNAV10CA. Sensor analysis is used to create a sensor model that includes sensor errors in individual axes as well as errors caused by a three-axis sensor design as a non-orthogonal error or misalignment. The authors of the article discuss the sequence of creating an error model, thanks to which it is possible to analyze interfering components in a useful sensor signal. The created model can then be used in the overall model of a small unmanned aircraft to increase its stability and controllability. Allan variation will be used to analyze the sensor noise processes.
本文对安装在IMU MNAV10CA中的三轴角速度传感器进行了分析。传感器分析用于创建传感器模型,该模型包括单个轴上的传感器误差以及由三轴传感器设计引起的误差,如非正交误差或不对准。本文的作者讨论了创建误差模型的顺序,由于它可以分析有用的传感器信号中的干扰成分。创建的模型可以用于小型无人机的整体模型,以增加其稳定性和可控性。Allan变分将用于分析传感器的噪声过程。
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引用次数: 0
期刊
2019 New Trends in Aviation Development (NTAD)
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