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Prediction of Pollution State of Heating Surface in Coal-Fired Utility Boilers

  • School of Energy Science and Engineering, Harbin Institute of Technology
  • North University of China

Research output: Contribution to journalArticlepeer-review

Abstract

This paper presents a method to predict the cleaning state of the boiler heating surface. In this method, firstly, the historical fouling rate data is decomposed into two parts: fitting curve data and the difference between original data and the fitting curve. Then, combined with the real-time fouling rate data, the prediction model is established. Finally, the method is verified by the actual operation data of a 300 MW coal-fired power station boiler. The method does not need additional special instruments or a complex calculation system but can use the existing monitoring data to realize the dirt monitoring and soot blowing optimization of the economizer, which has a certain guiding role for the soot blowing operation of the coal-fired power plant.

Original languageEnglish
Article number9252897
Pages (from-to)206132-206145
Number of pages14
JournalIEEE Access
Volume8
DOIs
StatePublished - 2020
Externally publishedYes

Keywords

  • Boiler heating surface
  • difference
  • fitting
  • fouling rate
  • prediction

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