Abhisek Ukil's Intelligent systems and signal processing in power PDF

By Abhisek Ukil

ISBN-10: 3540731695

ISBN-13: 9783540731696

Power engineering has develop into a multidisciplinary box starting from linear algebra, electronics, sign processing to man made intelligence together with fresh developments like bio-inspired computation, lateral computing and so forth. during this publication, Ukil builds the bridge among those inter-disciplinary strength engineering practices. The ebook seems to be into significant fields utilized in smooth energy platforms: clever structures and the sign processing.

The clever structures part contains of fuzzy good judgment, neural community and aid vector laptop. the writer seems to be at suitable theories at the issues with no assuming a lot specific historical past. Following the theoretical fundamentals, he experiences their functions in a variety of difficulties in strength engineering, like, load forecasting, section balancing, or disturbance research. those program experiences are of 2 forms: complete software reports defined like in-depth case-studies, and semi-developed program principles with scope for extra extension. this is often by means of tips to extra examine information.

In the second one half, the e-book leads into the sign processing from the fundamentals of the method conception, by way of basics of alternative sign processing transforms with examples. a bit follows concerning the sampling procedure and the electronic filters that are the last word processing instruments. The theoretical fundamentals are substantiated through many of the functions in energy engineering, either in-depth and semi-developed as ahead of. This additionally finally ends up with tips to additional learn information.

'Intelligent structures and sign Processing in energy Engineering' is useful for college students, researchers and engineers, attempting to remedy energy engineering difficulties utilizing clever platforms and sign processing, or looking purposes of clever structures and sign processing in energy engineering.

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Additional resources for Intelligent systems and signal processing in power engineering: with 36 tables

Example text

The consequent of each rule is a crisp function of the input vector. By means of the fuzzy sets of the antecedent propositions the input domain is softly partitioned into smaller regions where the mapping is locally approximated by the crisp functions f i . Takagi-Sugeno rule aggregation and their effects considerably differ from the Mamdani method. 27) μi i=1 where μi is the degree of fulfillment of the i -th rule and n is the number of rules in the rulebase. 3 Defuzzification Defuzzification is the opposite of the fuzzification step.

38 2 Fuzzy Logic Fig. 26 Membership function for the input variable distance Fig. 27 Membership function for the input variable velocity Fig. 28 Membership value for distance = 175 m For distance = 175 m value, we mark the point along X-axis in Fig. 28 and draw a vertical line which cuts the Low (L) and Average ( A) categories. 25. 4 Application Example 39 Fig. 25 0 , , , , VL L A H VH . Determination of the membership value for the input variable velocity = 190 Km/h is shown in Fig. 29. Like the distance variable, for velocity = 190 Km/h, we mark the point along X-axis in Fig.

The maximum value (1) occurs for the two central elements, 4 and 6. So, applying the AVERAGE-OF-MAXIMA rule, we get the final output as (4 + 6)/2 = 5. This is same as the result of the CoG method. However, if the output fuzzy values were asymmetrical, the results of the CoG and the MoM methods would be different. For example, we try to find out the crisp output value for the input x = 2. For the input x = 2, we select the second row of the final rule matrix (because 2 is the second element in the universe of discourse).

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Intelligent systems and signal processing in power engineering: with 36 tables by Abhisek Ukil


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