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Application Of The Grey Theory In The Intelligent Control

Posted on:2006-01-11Degree:MasterType:Thesis
Country:ChinaCandidate:L P ZhangFull Text:PDF
GTID:2168360155961631Subject:Control theory and control engineering
Abstract/Summary:PDF Full Text Request
Grey theory is a rising subject, grey control theory is a new control theory, and it has strong adaptability. Grey system gives emphasis to investigate the issues that have little sample, poor information and can't be solved by statistics or fuzzy mathematics. According to the overlay of the information, the practical orderliness through the sequence-building has been found. It doesn't need the accurate model; its point is modeling based on few numbers.The basic contents consist of grey model theory, improved algorithms, grey forecast control theory, grey neural network algorithm and the application of grey fuzzy control in the process with large time delay.The paper started with grey system theory. A few conceptions of the grey system and grey modeling process have been discussed in detail. Several modeling methods improved on the forecast precision have been introduced. These models consist of slip mean disposal model, equal dimension dynamic new info model, improved equal dimension new info model and residual difference model. Program was given to validate these above models. Finally adding power value and changing initial condition...
Keywords/Search Tags:grey model, improve on precision, forecast, intelligent control, industrial application
PDF Full Text Request
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