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Modelling of CO2 loading in DEA by using peak ratio of Raman spectroscopy

  • M. Z. Shahid
  • , Abdulhalim Shah Maulud*
  • , M. Azmi Bustam
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Carbon dioxide (CO2) capturing has been an important issue for decades. Alkanoamines, such as diethanolamine (DEA) have been widely used for CO2 separation by absorption process. During this process, CO2 loading measurement is an imperative action for a proper process control. Currently used methods are titration based which requires a long processing time. In this work Raman spectroscopy is used to model and predict the CO2 loading in wide range (0-0.97 CO2 mole/amine mole). The models are developed by using Raman peak ratios to minimize the error due to peaks fluctuations. The Raman peak ratio of 1022 cm-1/1461cm-1 has been found as a good fit with the coefficient of determination (R2) of 0.92 and mean squared error (MSE) of 0.00656 CO2 mole2/ amine mole2 in prediction of CO2 loading.

Original languageEnglish
Title of host publicationProcess and Advanced Materials Engineering
EditorsIqbal Ahmed
PublisherTrans Tech Publications Ltd
Pages188-191
Number of pages4
ISBN (Electronic)9783038351818
DOIs
StatePublished - 2014
Externally publishedYes

Publication series

NameApplied Mechanics and Materials
Volume625
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Bibliographical note

Publisher Copyright:
© 2014 Trans Tech Publications, Switzerland.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 13 - Climate Action
    SDG 13 Climate Action

Keywords

  • CO absorption in alkanolamine
  • CO loading measurement
  • Raman spectroscopy

ASJC Scopus subject areas

  • General Engineering

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