(75b) Feedforward Control Methods and Benefits
AIChE Spring Meeting and Global Congress on Process Safety
2024
2024 Spring Meeting and 20th Global Congress on Process Safety
Topical 16: Petrochemicals
Process Control and Optimization Developments
Tuesday, March 26, 2024 - 8:30am to 9:00am
Guidelines and test results are provided on feedforward control dynamic compensation and configuration to improve load and setpoint responses. The prevalent confusion on feedforward multiplier and summer use is explained and resolved. The methods and benefits of upgrading to ratio control including online ratio adaptation and the extension to plantwide control are detailed. The strategies for preemptive action needed in procedure automation and in the open loop backups critical for preventing compressor surge and Resource Conservation and Recovery Act (RCRA) pH violations are addressed.
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