نتایج جستجو برای: Propagation Models

تعداد نتایج: 1002066  

Journal: :civil engineering infrastructures journal 0
amir tarighat assistant professor, department of civil engineering, shahid rajaee teacher training university, tehran, iran. fahimeh jalalifar m.sc., department of civil engineering, shahid rajaee teacher training university, tehran, iran.

corrosion of steel reinforcement is one of the most prevalent causes of reinforced concrete (rc) structures deterioration in chloride-contaminated environments. as a result, evaluating the impact of any possible corrosion-induced damages to reinforced concrete bridges strongly affects management decisions: such as inspection, maintenance and repair actions. the corrosion propagation phase is a ...

Journal: :SET INTERNATIONAL JOURNAL OF BROADCAST ENGINEERING 2019

Corrosion of steel reinforcement is one of the most prevalent causes of reinforced concrete (RC) structures deterioration in chloride-contaminated environments. As a result, evaluating the impact of any possible corrosion-induced damages to reinforced concrete bridges strongly affects management decisions: such as inspection, maintenance and repair actions. The corrosion propagation phase is a ...

Journal: :journal of optimization in industrial engineering 2010
mojtaba khazaei khalil shafie

in order to study the relationship between random boolean sets and some explanatory variables, this paper introduces a propagation model. this model can be applied when corresponding poisson process of the boolean model is related to explanatory variables and the random grains are not affected by these variables. an approximation for the likelihood is used to find pseudo-maximum likelihood esti...

Khalil Shafie mojtaba Khazaei

In order to study the relationship between random Boolean sets and some explanatory variables, this paper introduces a Propagation model. This model can be applied when corresponding Poisson process of the Boolean model is related to explanatory variables and the random grains are not affected by these variables. An approximation for the likelihood is used to find pseudo-maximum likelihood esti...

Crack propagation modeling in quasi-brittle materials such as concrete is essential for improving the reliability and load-bearing capacity assessment. Crack propagation explains many failure characteristics of concrete structures using the fracture mechanics approach. This approach could better explain the softening behavior of concrete structures. A great effort has been made in developing nu...

Journal: :Software and Systems Modeling 2020

Journal: :IEEE Access 2021

In the advent of becoming reality, era autonomous vehicles is closer than ever, and with it, need for faster reliable wireless connections. The propagation channel determines performance limits communications, aid empirical measurements, modeling best approach to predict recreate how signal conditions may perform. To this end, many different approaches techniques have been implemented, from spe...

2005
Yelena Chaiko

In this article we review the fundamental issues involving the simulation of the radio channel and discuss some of the more challenging simulation topics that are pertinent to the radio channel. Radio and propagation channels The propagation channel, together with the transmit and receive antennas, constitute the radio channel. Figure 1 depicts the propagation and radio channel's place in a rad...

ژورنال: مهندسی دریا 2019

Makran subduction located at the northwest of the Indian Ocean nearby the southern coast of Iran and Pakistan. Makran subduction is the source of tsunamis that threaten southern coast of Iran. In this article, generation and propagation of 1945’s tsunami initiated by Makran subduction is simulated. For the three dimensional generation of the wave, advanced algorithm of Okada is adopted. The CFD...

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