Design of self-heating test platform for sulfide corrosion and oxidation based on Fuzzy PID temperature control system

Cheng Wei Chu, Zhi Chao Zhu, Hai Tao Bian, Jun Cheng Jiang

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

In this paper, the changes of oxidation temperature of sulfide corrosion and the deficiency of distributed optical fiber application were analyzed. The test platform of oxidation temperature of sulfide corrosion was established, and the performance test of optical fiber and the simulation of oxidation temperature of sulfide corrosion were realized. The hardware part of the control system used STM32 as the controller, the software part was based on the process characteristics of the controlled object, using MATLAB to carry out the simulation of PID, fuzzy, fuzzy PD plus I, fuzzy PID algorithms, and their performance are evaluated using both single indexes and comprehensive indexes. The experimental results also showed that the proposed fuzzy PID can achieve better control performance with less overshoot and shorter setting time. Therefore, the fuzzy PID was chosen as the temperature control algorithm to build the optical fiber sensor test platform, and an alarm method for testing the oxidation temperature of large area sulfide corrosion based on the optical fiber performance was obtained. Then, considering the influence of spatial resolution on optical fiber sensor, this paper used piecewise PID to simulate the temperature rise process of three stages of sulfurization corrosion and oxidation. The results showed that the alarm method of oxidation temperature of sulfurization corrosion has limitations for small-scale oxidation of sulfurization corrosion, and it needed to be combined with machine learning to identify temperature anomaly.

Original languageEnglish
Pages (from-to)1082-1096
Number of pages15
JournalMeasurement and Control (United Kingdom)
Volume54
Issue number5-6
DOIs
StatePublished - May 2021

Keywords

  • DOFT test platform
  • fuzzy PID control algorithm
  • sulfur corrosion oxidation self-heating
  • temperature controller system

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