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Time delay influence on performance of PFC controller compared to PI

Research output: Contribution to journal › Conference article › peer-review

Abstract

The paper deals with implementation of non-standard control algorithm. Presented simulation results shows how PFC algorithm deals with objects with time delay. There were made comparison simulations with standard PI controller. The paper illustrates how to modify standard PFC algorithm for delayed processes. Both controllers are tested on the model of electric kettle. Main task in this process is to stabilise output temperature of the heated water, where disturbances are flow rate and input temperature. Manipulated variable is electric power of heating coils inside the kettle. Although, the PID controller is the most popular algorithm, not all industrial processes could be controlled by PID controllers. For multivariable, non-linear and random processes some knowledge ofthe process behaviour is necessary to design good controller.

Original languageEnglish
Pages (from-to)305-310
Number of pages6
JournalIFAC-PapersOnLine
Volume36
Issue number19
DOIs
Publication statusPublished - 2003
Event4th IFAC Workshop on Time Delay Systems, TDS 2003 - Rocquencourt, France
Duration: 8 Sept 2003 → 10 Sept 2003

Keywords

  • Control accuracy
  • Heat flows
  • Model reduction
  • Model-based control
  • PID control
  • Predictive control

ASJC Scopus subject areas

  • Control and Systems Engineering

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