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Fariha Imam, Petr Musilek and Marek Z. Reformat
Due to aging infrastructure, technical issues, increased demand, and environmental developments, the reliability of power systems is of paramount importance. Utility companies aim to provide uninterrupted and efficient power supply to their customers. To...
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M. O. Kostin,O. O. Marenych
Pág. 75 - 78
The probabilistic model of parametric reliability of power electromagnetic valve contactors of rolling stock which helps to evaluate the probability of failures in condition of switching a contactor (the tractive force during the whole process of operati...
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M. O. Kostin,V. V. Artemchuk
Pág. 48 - 52
The authors have performed the probability forecasting of parametrical reliability of wheelset axlebox frames of electric locomotives according to criterion of wear. The law of distribution of the frame diameter value D at an arbitrary value of the locom...
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Michela Borghesi, Cristian Zambelli, Rino Micheloni and Stefano Bonnini
Solid-state drives represent the preferred backbone storage solution thanks to their low latency and high throughput capabilities compared to mechanical hard disk drives. The performance of a drive is intertwined with the reliability of the memories; hen...
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Gintautas Bureika
Pág. 145 - 151
The analysis of failures of the locomotive?s units and parts is presented. The reliability indicators of these parts were determined according to the locomotive run. Numerical and distribution functions describing mileage (run) of the locomotives between...
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Liang Li, Guangchun Han and Shunying Ji
Accurately assessing ice loads is a fundamental issue in the field of structural design for ships in ice-covered regions. In this paper, we conducted research on extreme ice load estimation for icebreaking ships, combining stochastic theory with numerica...
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Giacomo Nicorelli, Diego Villa and Stefano Gaggero
A pre-swirl fin (PSF), pre-swirl duct (PSD) and wake-equalizing duct (WED) energy-saving devices (ESD) are designed for the Duisburg Test Case (DTC). To this aim, a simulation-based design optimization method, combining RANSE analyses (ship resistance) w...
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Gang Wang, Yimeng Yao, Jingtian Wang, Weiye Huo, Guosheng Xu and Xi Hu
In this paper, the mechanism scheme and parametric design of a capture and lock system are studied based on the high reliability of locking systems. By analyzing the workflow and boundary conditions of the capture and lock system, a positioning design is...
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Roberto Belotti, Ilaria Palomba, Erich Wehrle and Renato Vidoni
The use of flexible multibody simulation has increased significantly over recent years due to the increasingly lightweight nature of mechanical systems. The prominence of lightweight engineering design in mechanical systems is driven by the desire to req...
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Omar Aguilar-Mejía, Hertwin Minor-Popocatl and Ruben Tapia-Olvera
Proportional integral (PI) control is still the most widely deployed controller in the industrial drives due to its simplicity and the fact that it is easy to understand and implement. Nevertheless, they are successes applied to systems with a complex be...
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Rafael Molina-Sanchez, Álvaro Campos, Marta de Alfonso, Francisco J. de los Santos, Pablo Rodríguez-Rubio, Susana Pérez-Rubio, Alberto Camarero-Orive and Enrique Álvarez-Fanjul
The revenue of a ship company, a terminal, a port and even the whole logistic chain largely depends on the performance of (un)loading operations inside port areas. However, they are conditioned by met-ocean agents that exert stresses on fixed structures,...
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Andreas Håkansson
The growing interest in using population balance modeling to describe emulsification processes has spurred an interest in experimentally measuring the breakup frequency. This contribution classifies, compares, and critically reviews the different methods...
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Chinedu I. Ossai and Nagarajan Raghavan
Effective prognosis of lithium-ion batteries involves the inclusion of the influences of uncertainties that can be incorporated through random effect parameters in a nonlinear mixed effect degradation model framework. This study is geared towards the est...
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Annamaria Buonomano
In this paper details about the results of a code-to-code validation procedure of an in-house developed building simulation model, called DETECt, are reported. The tool was developed for research purposes in order to carry out dynamic building energy per...
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Tales Jesus Fernandes, Joel Augusto Muniz, Adriele Aparecida Pereira, Fabiana Rezende Muniz, Carlos Alberto Muianga
Pág. 397 - 402
Various parameterizations of nonlinear models are common in the literature.In addition to complicating the understanding of these models, these parameterizations affect the nonlinearity measures and subsequently the inferences about the parameters. Bates...
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Juan Carlos Tiznado, Danilo Paillao
Pág. 40 - 48
In the context of engineering practice, the problem of the seismic bearing capacity of shallow foundations has been solved indirectly, either due an increase of the static allowable soil pressures related to the probability of occurrence of the design ea...
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Sergejus Lebedevas and Edmonas Mila?ius
The decarbonization of maritime transport has become a crucial strategy for the adoption of renewable low-carbon fuels (LCFs) (MARPOL 73/78 (Annex VI) and COM (2021) 562-final 2021/0210 (COD)). In 2018, 98% of operated marine diesel engines ran on fossil...
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Utkarsh Bhardwaj, Angelo Palos Teixeira and C. Guedes Soares
This paper presents an approach for probabilistic design and safety assessment of sandwich pipelines under external pressure. The methodology consists of the categorisation of sandwich pipeline collapse strength models based on interlayer adhesion condit...
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Min Xiong and Yu Huang
Pile foundation is one of the common foundation forms in marine geotechnical engineering, especially in wind power engineering. Its operation safety is seriously affected by many uncertainties, such as the randomness of ground motion in intensity and fre...
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Shaohe Zhang, Yuehua Li, Jingze Li and Leilei Liu
It is widely recognized that different geological formations often vary differently in space. Therefore, soil properties from different layers should be modeled by different autocorrelation functions (ACFs) to reflect such soil heterogeneity. However, th...
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