نتایج جستجو برای: corrosion prediction models

تعداد نتایج: 1138785  

2011
Gert Van Dijck Marc M. Van Hulle

The damage caused by corrosion in chemical process installations can lead to unexpected plant shutdowns and the leakage of potentially toxic chemicals into the environment. When subjected to corrosion, structural changes in the material occur, leading to energy releases as acoustic waves. This acoustic activity can in turn be used for corrosion monitoring, and even for predicting the type of co...

Journal: :Koroze a ochrana materialu 2017

2014
Jin Xia Wei-Liang Jin

This paper presents an experimental investigation on the crack width induced by the corrosion of reinforcing steel bars in concrete. Reinforcing steel bars with different diameters were corroded using an accelerated test in three types of concrete members, including 24 beams with corroded stirrup and 20 beams with corroded longitudinal reinforcing steel bars. The corrosion patterns and rusts ch...

Cracking of the concrete cover due to corrosion is defined as the serviceability limit state of reinforced concrete structures. This study evaluated the influence of a mineral admixture i.e. nano wollastonite on corrosion performance and serviceability of reinforced concrete structures by performing an accelerated corrosion test on ten reinforced concrete beams under a sustained load. To do so,...

2011
Toshio Shibata

Department of Materials Science and Processing, -Faculty of Engineering, Osaka University, 2-1 Yamadaoka, Suita 565 JAPAN Application of extreme value stati'iiics to corrosion is rcvieweJ. It is cmpha sized that the concept of corroiiion probability is important for a quanlitalivc evaluatioti Of corrosion failure and its prediction, especially for localized corrosion. Extreme value statistics i...

2015
Pradeep Lall Yihua Luo

Copper aluminum interconnects are being used in automotive applications for deployment underhood, onengine and on-transmission. Electronics is widely used for enabling safety function including lane departure warning systems, collision avoidance systems, antilock braking systems, and vehicle stability systems. Models for copper interconnect degradation are needed for life prediction modeling to...

2008
Anne-Laure Fougères John P. Nolan Holger Rootzén

Abstract: This paper unifies and extends results on a class of multivariate Extreme Value (EV) models studied by Hougaard, Crowder, and Tawn. In these models both unconditional and conditional distributions are EV, and all lower-dimensional marginals and maxima belong to the class. This leads to substantial economies of understanding, analysis and prediction. One interpretation of the models is...

2016
Anastasia-Theodora Timoleon Leontios J. Hadjileontiadis

This paper presents all the aspects expected for the MediaEval Workshop. The tested and adopted solutions are well described and the interest of using a set of features versus another one is discussed. The conclusion follows state-ofthe-art findings and allows bringing new inputs in the understanding of emotion prediction.

2007
Jose dos Reis Seunghee Park Daniel J. Inman

Fuzzy Logic is an Artificial Intelligence technique that is dedicated to the construction of meta-models based on the human comprehension of a specific phenomenon. When a person is capable to understand such a phenomenon, it is possible to determine the response of the plant based on subjective rules associated to the system under study. This contribution focus on the use of fuzzy logic techniq...

2017
Okpin Na Xiao-Chuan Cai Yunping Xi

The prediction of the chloride-induced corrosion is very important because of the durable life of concrete structure. To simulate more realistic durability performance of concrete structures, complex scientific methods and more accurate material models are needed. In order to predict the robust results of corrosion initiation time and to describe the thin layer from concrete surface to reinforc...

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