Following are some of the popular books suggested for electrical circuit analysis. He has been involved with product assurance technologies, including development of. This may be accomplished by tabulating all failure modes and listing the effects of each, e. Whatever the method of cost estimation, and whether the subject of analysis is hardware or software, costs must be carefully weighed against the possible benefits that system programs can derive from sneak circuit analysis. Most books in the subject concentrate on electronic systems, but this book is perhaps the first to examine power electronic systems. Firstly, the wstage stepup rsc converter was simplified into the directed graph. Sneak circuit analysis tool is a windows program used for automatically identifying potential sneak paths i. This report presents the process known as sneak circuit analysis in a simple, easy to follow format. Hazard analysis techniques for system safety by clifton a. Circuit analysis ieee conferences, publications, and. Chapter 6 sneak circuit path analysis method for power electronic converters 6.
However as far as i am concerned i consider the following authors to be preferential. Written by a former president of the system safety society and winner of the boeing achievement and a practical guide to identifying hazards using common. Free circuits theory books download ebooks online textbooks. In order to do this these sneak circuits identify any hidden paths that may be available to these systems. Sneak analysis produced the system circuit diagrams and identified non. Then all of the possible paths in the converter could be obtained by calculating the connection matrix. Most books in the subject concentrate on electronic systems, but this book is perhaps. Written by a former president of the system safety society and winner of the boeing achievement and apollo awards for. This handbook describes a sneak circuit analysis method and 1ts application to electrical or electronic systems. Hazard analysis techniques for system safety gathers, for the first time in one source, the techniques that safety analysts actually apply in. Sneak circuit analysis is based on the postulate that all topological trees consist of one or more of the four possible topographs, which can be assessed for sneak potential at each node, as illustrated in the general examples given in figure 84. The path may consist of hardware, software, operator actions, or combinations of these elements. Sneak circuit analysis and sca indicators for circuit design.
Sneak circuit analysis how is sneak circuit analysis. The work on sneak circuit and its analysis methods for power converters contributes to the reliability of power electronic systems worldwide. The systemlevel analysis is the less expensive and requires the shorter calendar time to complete. Purpose of this document this document provides navy and contractor managers with an overview of sneak circuit analysis, discussion of its benefits and suitable areas for application, methods of estimating sca costs, and guidelines concerning implementation of the analysis. Sneak circuits of power electronic converters wiley online books. The first treatment of advanced knowledge of electrical sneak circuits and its analysis method in power electronics the work on sneak circuit and its analysis methods for power converters contributes to the reliability of power electronic systems worldwide. It is also the preferred level for the initial sneak circuit analysis because under normal conditions of system design, it is difficult to achieve a comprehensive and detailed understanding of the complex interactions among subsystems. Sneak circuit analysis sohar service sohar software.
Potential layout of an amplifier circuit can vary greatly. Sneak circuits of power electronic converters wiley. A practical guide to identifying hazards using common hazard analysis techniques many different hazard analysis techniques have been developed over the past forty years. This listing coupled with examples and descriptions of the design flaws, allow this document to be used not only to check an existing system, but more importantly, to. There are a number of books on circuit theory by indian as well as foreign authors.
Hazard analysis techniques for system safety electronic. In some instances, the analysis may recommend leaving the sneak issue in place because of a minimal or no impact on the system. The hand book may also be used by the analyst to get a clear under. However, there is only a handful of techniques that safety analysts actually apply in their daily work. A means of verifying design integrity anonymous, anonymous on. Books for electrical circuit analysis ignite engineers. Scat sneak circuit analysis tool is a windows program used for automatically identifying potential sneak paths i.
In effect, both numerical and symbolic analyses use the same internal representation of circuits which makes the two approaches truly complementary. Based on graph theory, this paper proposed a general method to analyze sneak circuit paths in nstage resonant switched capacitor rsc converters. Sneak circuits are not the result of hardware failure but are latent conditions, inadvertently designed into the. When user input is required such as identifying ports the. Sneak circuitsa class of random, unrepeatable glitch. Sneak circuit analysis tool overview sohar service. The analysis is aimed at uncovering design flaws that allow for sneak conditions to develop. Prime members enjoy free twoday delivery and exclusive access to music, movies, tv shows, original audio series, and kindle books. Cat the automated tool for sneak circuit analysis will detect design flaws that can lead to such scenarios by finding all. The authors describe sneak circuit phenomena in power converters.
It is intended for use in initiating a sneak circuit analysis task. Performancebased sneak circuit analysis sca requirements aiaa s102. An interface to symbolic circuit analysis has been developed for a spicelike circuit simulator in order to integrate numerical simulation with an existing program for symbolic circuit analysis. Analysis techniques december 30, 2000 9 4 one failure mode, each mode must be analyzed for its effect on the assembly and then on the subsystem. System functional safety through automated electrical analysis design 2001010708 this paper describes the use of electrical design analysis software to automate electrical design analysis techniques such as failure mode and effects analysis and sneak circuit analysis. Sneak circuit analysis scat sneak circuit analysis tool scat automatically identifies potential sneak paths, powertopower ties, and design concerns. Sneak circuits a sneak circuit analysis is an important component in making sure unwanted events are kept to a minimum. Sneak circuit phenomena of a variety of power electronic converters were introduced in chapters 25, but most sneak circuit phenomena have been found by experiments or experience.
Sneak circuit analysis rome laboratory engineering tool. Sneak circuit analysis and sca indicators for circuit. The sneak circuit bypasses the keyoperated safearm safety switch. Sca or sneak circuit analysis is intended for circuit safety of key operations within the electronic.
Sneak circuit analysis is intended for critical applications which are essential to mission success and safety. Page 3 analysis a sneak circuit is an unexpected path or logic flow within a system which, under certain conditions, can initiate an undesired function or inhibit a desired function. If learning circuit analysis well and quickly matters, its definitely not the best book. A sneak circuit is an unexpected path or logic flow within a system which, under certain conditions, can initiate an undesired. These sneak circuit analysis help tremendously with electromechanical systems and also with critical electronic systems. As discussed previously, parasitic oscillation is an unfavorable electronic oscillation, or cyclical variations in output current or voltage, in an electronic power amplifier or digital device. Many different hazard analysis techniques have been developed over the past forty years. Dongyuan qiu this book describes the sneak circuit phenomena in power converters, introduces some sca methods for power electronic systems and proposes how to eliminate and make use of sneak circuits. The first treatment of advanced knowledge of electrical sneak circuits and its analysis method in power electronics. Most books on the subject focus on electronic systems. Scat has a modern easy to use gui that automates both the preparatory work and the actual analysis that are part of sca. Sneak circuits of power electronic converters bo zhang. System functional safety through automated electrical. It describes the sneak circuit phenomena in power converters.
Sneak circuit analysis hazard analysis techniques for. Sneak circuits of power electronic converters power. What are the best books for network theory and circuit. Analysis discloses a sneak path in all 1 ststage saturn rocket firing circuits.
If the reader wants to know more details, see the references. Sneak circuit analysis sca is used in safetycritical systems to identify sneak or hidden paths in electronic circuits and electromechanical systems that may cause unwanted action or inhibit desired functions. Sneak circuits of power electronic converters ebook, 2015. What are the advantages and disadvantages of sneak circuit analysis. It focuses on portions of the circuitry, such as a circuit card assembly or a subsystem, power distribution, or complete designs. A listing of common design mistakes which led to sneak failures is given. The automated technique, scat, uses an expert system to analyse a schematic netlist in edif format to produce a list of parts and topology related design concerns that allow rapid feedback to the designer with resultant benefits to.
Circuit analysis basic components and electric circuits charge current voltage and power voltage and current sources ohms law voltage and current laws kirchhoffs current law kirchhoffs voltage law the single node pair circuit series and parallel connected independent sources resistors in series and parallel voltage and current division basic nodal and mesh. Sneak circuit analysis system safety engineering and. Stanford libraries official online search tool for books, media, journals, databases. The work on sneak circuit and its analysis methods for power converters. Sneak circuit analysis sca is used in safetycritical systems to identify sneak or hidden paths in electronic circuits and electromechanical systems that may. Sneak circuits of power electronic converters researchgate. Work on sneak circuits and related analysis methods for power converters contributes to the reliability of power electronic systems worldwide. I have to disagree with art of electronics its great but its too disorganized and goes too deep in many cases.
A successful sca requires management involvement at the initiation of the program so all parties are fully aware of what is required to achieve the end objective. This handbook describes a sneak circuit analysis method and. It describes the sneak circuit phenomena in power converters, introduces some sca methods for power electronic systems and proposes how to eliminate and make use of sneak circuits. Sneak circuit analysis in nstage resonant switched. Sneak circuit analysis software produces a report that assesses the impact of all identified sneak issues and design concerns, provides recommendations for eliminating or mitigating the issues. What are the advantages and disadvantages of sneak. A quality sca often involves a considerable amount of effort, resources, and time.
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