نتایج جستجو برای: fault simulation
تعداد نتایج: 614394 فیلتر نتایج به سال:
In this paper, we address the problem of evaluating the effectiveness of test sets to detect crosstalk defects in interconnects of deep sub-micron circuits. The fast and accurate estimation technique will enable: (a) the evaluation whether legacy functional, delay, and boundary scan tests can be used for effective interconnect crosstalk defect coverage, (b) development of crosstalk tests if the...
recently different approaches have been developed in the field of sensor fault diagnostics based on auto-associative neural network (aann). in this paper we present a novel algorithm called self reconstructing auto-associative neural network (s-aann) which is able to detect and isolate single faulty sensor via reconstruction. we have also extended the algorithm to be applicable in multiple faul...
Nowadays, renewable energy is increasingly used in smart grids and microgrids to reduce the use of fossil fuels and improve network efficiency. Like all power system devices, microgrids are subject to transient and steady-state faults, such as short circuits. These faults impair reliability and consumer dissatisfaction. To accurately, automatically, and economically determine the location of a ...
A novel fault phase selector for double-circuit transmission lines is presented. The fault type is determined with the superimposed components and steady state components of fault voltage. According to the determined fault type, auxiliary criteria based on the magnitude and phase difference of fault phase current is applied to judge whether inter-line fault happens or not. If inter-line fault h...
Fault Simulation and Test Generation for Small Delay Faults. (December 2006) Wangqi Qiu, B.S., Fudan University, China Chair of Advisory Committee: Dr. Duncan M. Walker Delay faults are an increasingly important test challenge. Traditional delay fault models are incomplete in that they model only a subset of delay defect behaviors. To solve this problem, a more realistic delay fault model has b...
We present a new probabilistic fault coverage model that is accurate, simple, predictive, and easily integrated with the normal design flow of built-in self-test circuits. The parameters of the model are determined by fitting the fault simulation data obtained on an initial segment of the random test. A cost-based analysis finds the point at which to stop fault simulation, determine the paramet...
The widespread use of simulation in future military systems depends, among others, on the degree of reuse and availability of simulation models. Simulation support in such systems must also cope with failure in software or hardware. Research in fault-tolerant distributed simulation, especially in the context of the High Level Architecture (HLA), has been quite sparse. Nor does the HLA standard ...
In this paper, we describe a simulation based health monitoring system test-bed for aircraft systems. The purpose of the test-bed is to provide a technology neutral basis for implementing and evaluation of reasoning systems on vehicle level and software architecture in support of the safety and maintenance process. This simulation test-bed will provide the sub-system level results and data whic...
This work addresses the problem of providing fault tolerance to an eighth order low-pass filter, employing the principles of evolvable hardware. The filter under study is implemented through the cascade connection of four biquadratic filters in a field programmable analog device. The reconfiguration process of the filter involves the execution of a genetic algorithm (GA) in an external computer...
Repeated fault diagnosis on large integrated circuits may often be computationally prohibitive due to expensive fault simulation requirements. Fault dictionaries can help alleviate this problem, but they may be infeasible to store because of their large sizes, and more importantly, they typically provide only a black-box view of the circuit and hence almost no diagnostic flexibility. The proble...
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