The influence of modeling transformer age related failures on system reliability

SKE Awadallah, JV Milanović… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The paper investigates the effect of age related failure of power transformers on the
identification of most critical transformer sites for system reliability. The end-of-life failure …

Estimating reliability parameters for inverse Gaussian distributions under complete and progressively type-II censored samples

S Bera, N Jana - Quality Technology & Quantitative Management, 2023 - Taylor & Francis
In this paper, we study estimation of stress-strength reliability, assuming the stress and
strength variables are inverse Gaussian distributed with unknown parameters. When the …

Localization in wireless sensor networks: A Dempster-Shafer evidence theoretical approach

C Elkin, R Kumarasiri, DB Rawat, V Devabhaktuni - Ad Hoc Networks, 2017 - Elsevier
This paper proposes a data fusion technique aimed at achieving highly accurate localization
in a wireless sensor network with low computational cost. This is accomplished by fusing …

Five and four-parameter lifetime distributions for bathtub-shaped failure rate using Perks mortality equation

H Zeng, T Lan, Q Chen - Reliability Engineering & System Safety, 2016 - Elsevier
Two lifetime distributions derived from Perks׳ mortality rate function, one with 4 parameters
and the other with 5 parameters, for the modeling of bathtub-shaped failure rates are …

On Stress‐Strength Reliability with a Time‐Dependent Strength

S Eryilmaz - Journal of Quality and Reliability Engineering, 2013 - Wiley Online Library
The study of stress‐strength reliability in a time‐dependent context needs to model at least
one of the stress or strength quantities as dynamic. We study the stress‐strength reliability …

Transformer health index estimation using orthogonal wavelet network

M Ahmed, M Elkhatib, M Salama… - 2015 IEEE Electrical …, 2015 - ieeexplore.ieee.org
The Health Index represents a practical tool that combines the results of operating
observations, field inspections, and site and laboratory testing to manage the asset and …

Mathematical and physical properties of reliability models in view of their application to modern power system components

E Chiodo, G Mazzanti - Innovations in Power Systems Reliability, 2011 - Springer
This chapter has a twofold purpose. The first is to present an up-to-date review of the basic
theoretical and practical aspects of the main reliability models, and of some models that are …

Analytical model for unavailability due to aging failures in power systems

K Xie, W Li - International Journal of Electrical Power & Energy …, 2009 - Elsevier
Power system component failures can generally be classified into two categories: repairable
random failures and aging failures. An essential step in power system reliability evaluation is …

[HTML][HTML] Stress-strength Weibull analysis with different shape parameter β and probabilistic safety factor

M Baro-Tijerina, MR Piña-Monárrez… - Dyna, 2020 - scielo.org.co
Since products are subjected to a random variable stress-strength, their reliability must be
determined using the stress-strength analysis. Unfortunately, when both, stress and strength …

Theoretical and practical aids for the proper selection of reliability models for power system components

E Chiodo, G Mazzanti - International Journal of Reliability …, 2008 - inderscienceonline.com
In the deregulated electrical energy market, reliability estimation of electrical components is
an increasingly important, but difficult, task. Indeed, utilities face on one hand the …