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The Temperature System Controlling With The Delay Time Feature

Posted on:2003-03-30Degree:MasterType:Thesis
Country:ChinaCandidate:B ZhouFull Text:PDF
GTID:2168360092975280Subject:Mechanical engineering
Abstract/Summary:PDF Full Text Request
Temperature control system is widely using in electron and metallurgy and machine industry in our country. It has the feature of pure time delay and great inertia and variety of parameter etc. so it need high quality temperature controller. At present, most of enterprise is making use of drying furnace that it controlling precision is low and temperature in furnace is not uniformity. It do not fixit the request of technical. So the price of using is high and effect benefit of enterprise. It needs alteration.In recent years, people research temperature controller deeply. Along with the development of computer technology, temperature controller have made a great progress and development, and appears some commercial temperature controller. For example: intelligentize PID and fuzzy control and self-adaptive control etc. The temperature controller offers better controlling precision and effect.Base on the alteration of ignition winding product line, the text focused on how to alternate the machine. The author analyzed and researched temperature controller with pure delay time and great inertia, and also analyzed and researched that how to make certain the parameter of temperature controller. After analyzing PLC controlling system and controlling program, the author continued to analyzing feature and application of AC inverter, and giving a judgment of the controlling system in the end...
Keywords/Search Tags:temperature control, time delay system, PLC, Frequency-conversion
PDF Full Text Request
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