نتایج جستجو برای: restricted earth fault

تعداد نتایج: 272610  

ژورنال: کواترنری ایران 2019
Almasian, Mahmoud , Bagha, Noshin , Ghorashi, Manouchehr , Pourkermani, Mohsen, Sedighi Rad, Masoume ,

Introduction: Seismicity is closely related to active Quaternary faults.This attracts many researchers to investigate the quantitative relationships between them. As a new parameter, FMP is defined to quantify earthquake risk.Iran is one of the most active areas of the world in terms of tectonic activities in the Alps-Himalayan belt. One of the characteristics of this belt includes the presence...

2007
Matthew Haney Roel Snieder Jean-Paul Ampuero Ronny Hofmann

S U M M A R Y The presence of fault-plane reflections in seismic images, besides indicating the locations of faults, offers a possible source of information on the properties of these poorly understood zones. To better understand the physical mechanism giving rise to fault-plane reflections in compacting sedimentary basins, we numerically model the full elastic wavefield via the spectral elemen...

2016
Chuan Li René-Vinicio Sánchez Grover Zurita Mariela Cerrada-Lozada Diego Cabrera

Fault diagnosis is important for the maintenance of rotating machinery. The detection of faults and fault patterns is a challenging part of machinery fault diagnosis. To tackle this problem, a model for deep statistical feature learning from vibration measurements of rotating machinery is presented in this paper. Vibration sensor signals collected from rotating mechanical systems are represente...

2017
Arindam Chowdhury Mithilesh Kumar

Power system is the integral part of our daily life. It is available everywhere in the form of simple or complex. In this technical era it is has grown mandatory for industries to avail the faultless power continuously and in a secured manner. It has become the basic necessity for every person on this earth hence it is mandatory to develop the efficient models with smart fault controlling optio...

1998
Marc-Olivier Killijian Jean-Charles Fabre Juan-Carlos Ruiz-Garcia Shigeru Chiba

The use of metalevel architectures for the implementation of fault-tolerant systems is today very appealing. Nevertheless, all existing fault-tolerant systems based on this approach have used a general-purpose metaobject protocol (MOP) or are based on restricted reflective features of some object-oriented language. According to our past experience in this field, we define in this paper a suitab...

2008
M. MANANA

Abstract: Quality assessment during dc motor manufacturing should be accomplished by quality controls in order to detect the different fault conditions associated to the components included in the machine. However, some defects can be produced by the automatic manufacturing process during the assembly of the individual components. Among others, inter-turns short-circuit, turn to earth short-cir...

2000
J. Gómez-Calviño I. Colominas F. Navarrina M. Casteleiro José María Cela

An accurate design of grounding systems is essential to assure the safety of the persons, to protect the equipment and to avoid interruptions in the power supply. In order to attain these targets, it is necessary to compute the equivalent electrical resistance of the system and the potential distribution on the earth surface in fault conditions. In this paper, a numerical approach for grounding...

2004
Galip Aydin Marlon Pierce Geoffrey Fox Mehmet Aktas Ahmet Sayar

We describe our continuing work on implementing Open GIS Consortium (OGC) compatible Grid Services for the International Solid Earth Research Virtual Observatory. Our initial efforts focused on collecting Earthquake and GPS data from various sources, converting them to GML and enabling query capabilities using pure Web Services approach. We have extended this work by creating Web Services imple...

2010
M. NARENDRA KUMAR K. ANIL

This paper presents the novel approach in protection and detection techniques of Alternator stator winding from the earth faults which are simulated between 2% to 10% distance point from the alternator neutral, since the impedence at that distance is very high we can not detect or protect by normal methods. The transient produced is analyzed in discreet Wavelet transforms. The potential of usin...

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