Modelling of an interacting series process for rector cooling system using system identification method

This research presents the modelling of cooling system plant in the TRIGA PUSPATI reactor (RTP). The RTP cooling system involves the interacting series process which are reactor model and heat exchanger model. The behaviour process is complex due to the nonlinearity, uncertainty, and time variatio...

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Main Authors: Mohammad Abdul Aziz, Nur Aina, Che Soh, Azura, Abdul Rahman, Ribhan Zafira, Abdul Karim, Julia
Format: Article
Published: Scientific Research Archives 2022
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author Mohammad Abdul Aziz, Nur Aina
Che Soh, Azura
Abdul Rahman, Ribhan Zafira
Abdul Karim, Julia
author_facet Mohammad Abdul Aziz, Nur Aina
Che Soh, Azura
Abdul Rahman, Ribhan Zafira
Abdul Karim, Julia
author_sort Mohammad Abdul Aziz, Nur Aina
collection UPM
description This research presents the modelling of cooling system plant in the TRIGA PUSPATI reactor (RTP). The RTP cooling system involves the interacting series process which are reactor model and heat exchanger model. The behaviour process is complex due to the nonlinearity, uncertainty, and time variation of the system. Due to the nonlinearity and interacting series process of system, the numerical algorithm for subspace state space system identification (N4SID) was proposed in the modelling of RTP cooling system. However, the model was converted to the transfer function form. The output response from the simulation model of RTP cooling subsystems were analysed by comparing the model with the real operational data. The responses of the model were within the respective range of a good model data. The residual analysis for each output was also calculated. The comparison and residual analysis were done to validate the model accuracy to determine the behaviour of the model. Overall, the model accuracy assessment shows that all models are still fit in the good model region (<10%) and has a good representation of a real plant.
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institution Universiti Putra Malaysia
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spelling upm.eprints-1022072024-03-18T02:45:12Z http://psasir.upm.edu.my/id/eprint/102207/ Modelling of an interacting series process for rector cooling system using system identification method Mohammad Abdul Aziz, Nur Aina Che Soh, Azura Abdul Rahman, Ribhan Zafira Abdul Karim, Julia This research presents the modelling of cooling system plant in the TRIGA PUSPATI reactor (RTP). The RTP cooling system involves the interacting series process which are reactor model and heat exchanger model. The behaviour process is complex due to the nonlinearity, uncertainty, and time variation of the system. Due to the nonlinearity and interacting series process of system, the numerical algorithm for subspace state space system identification (N4SID) was proposed in the modelling of RTP cooling system. However, the model was converted to the transfer function form. The output response from the simulation model of RTP cooling subsystems were analysed by comparing the model with the real operational data. The responses of the model were within the respective range of a good model data. The residual analysis for each output was also calculated. The comparison and residual analysis were done to validate the model accuracy to determine the behaviour of the model. Overall, the model accuracy assessment shows that all models are still fit in the good model region (<10%) and has a good representation of a real plant. Scientific Research Archives 2022 Article PeerReviewed Mohammad Abdul Aziz, Nur Aina and Che Soh, Azura and Abdul Rahman, Ribhan Zafira and Abdul Karim, Julia (2022) Modelling of an interacting series process for rector cooling system using system identification method. International Journal of Science and Technology Research Archive, 3 (2). 73 - 81. ISSN 0799-6632 https://sciresjournals.com/ijstra/ArchiveIssue-2022-Vol3-Issue2 10.53771/ijstra.2022.3.2.0126
spellingShingle Mohammad Abdul Aziz, Nur Aina
Che Soh, Azura
Abdul Rahman, Ribhan Zafira
Abdul Karim, Julia
Modelling of an interacting series process for rector cooling system using system identification method
title Modelling of an interacting series process for rector cooling system using system identification method
title_full Modelling of an interacting series process for rector cooling system using system identification method
title_fullStr Modelling of an interacting series process for rector cooling system using system identification method
title_full_unstemmed Modelling of an interacting series process for rector cooling system using system identification method
title_short Modelling of an interacting series process for rector cooling system using system identification method
title_sort modelling of an interacting series process for rector cooling system using system identification method
work_keys_str_mv AT mohammadabdulaziznuraina modellingofaninteractingseriesprocessforrectorcoolingsystemusingsystemidentificationmethod
AT chesohazura modellingofaninteractingseriesprocessforrectorcoolingsystemusingsystemidentificationmethod
AT abdulrahmanribhanzafira modellingofaninteractingseriesprocessforrectorcoolingsystemusingsystemidentificationmethod
AT abdulkarimjulia modellingofaninteractingseriesprocessforrectorcoolingsystemusingsystemidentificationmethod