Temperature Fault-tolerant Control System of the CSTR with Coil and Jacket Heat Exchanger based on D

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  For the characteristics of the CSTR with coil and jacket cooling system,a CSTR temperature dual control solution has been proposed for an organic material polymerization production based on the analysis of the CSTR exothermic reaction control characteristic,which can not only has good control performance and energy-saving and consumption-reducing,but also has passive fault-tolerant ability for the jacket cooling water cut off fault and active fault-tolerant potential for the coil cooling water cut off fault.Fault detection and diagnosis and fault-tolerant control strategy is designed for the coil cooling fault to achieve the active fault-tolerant control function.The CSTR temperature dual control,process fault detection and diagnosis and active fault-tolerant control were full integrated under the CSTR temperature fault-tolerant control system,which achieve fault tolerance control of CSTR temperature for any severe malfunction of jacket cooling or coil cooling cut off,and the security for CSTR exothermic reaction is ensured.Finally,the system effectiveness is validated by semi-physical simulation experiment.
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