Several rotating equipment such as – centrifugal pumps and positive displacement pumps are extensively used in Water treatment plant for producing potable water from raw water. Centrifugal pumps are required for delivering water from one unit of the plant to the others, while the positive displacement pumps are used for dosing different chemicals at the various stages of water treatment process. Smooth normal operation of these pumps is essential for ensuring both the production quality and quantity. It is extremely important to detect any anomaly or malfunction in this rotating equipment at an early stage. This helps to take the appropriate corrective maintenance actions and prevent any catastrophic failure, equipment down time, quality deviation and/or production loss. However, there are very few methods available in the literature for detecting faults or anomalies in the pumps, particularly for the positive displacement pumps in real industrial application using only routinely available process data -such as: flow, speed, stroke, discharge pressure etc. In this paper, a machine-learning based Early Fault Detection & Diagnostic system is developed to monitor the rotating equipment in operation, detect a fault at initiation, pinpoint the root cause, and to send out alerts for corrective maintenance with suggested remedial actions. The detection works by building a baseline machine learning model of the equipment performance under normal operating conditions which is then used to monitor the health deviation of the equipment in real time and predict a fault at a very early stage, much before it is observed by operations personnel. The proposed fault detection method relies only on routine process data – flow, speed, stroke etc. and does not require any additional measurements like vibration, motor current, acoustic emission data. The diagnostics tool identifies the most probable root causes of the failures and provides the possible failure resolution methods based on the historical maintenance records of similar equipment. The proposed algorithm combines data-driven and knowledge-based approaches. The efficacy of the proposed method was demonstrated to detect and identify incipient faults in positive displacement chemical dosing pumps in a water treatment plant. The detected and identified faults were validated using the maintenance records of the pumps.
Published in | American Journal of Artificial Intelligence (Volume 6, Issue 1) |
DOI | 10.11648/j.ajai.20220601.13 |
Page(s) | 20-26 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2022. Published by Science Publishing Group |
Anomaly Detection, Machine Learning, Natural Language Processing, Predictive Maintenance, Rotating Equipment, Pumps
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APA Style
Kaushik Ghosh, Gokula Krishnan Sivaprakasam, Aparnadevi Minisankar. (2022). Next Generation of Process Monitoring and Diagnostics: Applications of AI and Machine Learning to Enable Early Equipment Fault Prediction and Diagnostics. American Journal of Artificial Intelligence, 6(1), 20-26. https://doi.org/10.11648/j.ajai.20220601.13
ACS Style
Kaushik Ghosh; Gokula Krishnan Sivaprakasam; Aparnadevi Minisankar. Next Generation of Process Monitoring and Diagnostics: Applications of AI and Machine Learning to Enable Early Equipment Fault Prediction and Diagnostics. Am. J. Artif. Intell. 2022, 6(1), 20-26. doi: 10.11648/j.ajai.20220601.13
AMA Style
Kaushik Ghosh, Gokula Krishnan Sivaprakasam, Aparnadevi Minisankar. Next Generation of Process Monitoring and Diagnostics: Applications of AI and Machine Learning to Enable Early Equipment Fault Prediction and Diagnostics. Am J Artif Intell. 2022;6(1):20-26. doi: 10.11648/j.ajai.20220601.13
@article{10.11648/j.ajai.20220601.13, author = {Kaushik Ghosh and Gokula Krishnan Sivaprakasam and Aparnadevi Minisankar}, title = {Next Generation of Process Monitoring and Diagnostics: Applications of AI and Machine Learning to Enable Early Equipment Fault Prediction and Diagnostics}, journal = {American Journal of Artificial Intelligence}, volume = {6}, number = {1}, pages = {20-26}, doi = {10.11648/j.ajai.20220601.13}, url = {https://doi.org/10.11648/j.ajai.20220601.13}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajai.20220601.13}, abstract = {Several rotating equipment such as – centrifugal pumps and positive displacement pumps are extensively used in Water treatment plant for producing potable water from raw water. Centrifugal pumps are required for delivering water from one unit of the plant to the others, while the positive displacement pumps are used for dosing different chemicals at the various stages of water treatment process. Smooth normal operation of these pumps is essential for ensuring both the production quality and quantity. It is extremely important to detect any anomaly or malfunction in this rotating equipment at an early stage. This helps to take the appropriate corrective maintenance actions and prevent any catastrophic failure, equipment down time, quality deviation and/or production loss. However, there are very few methods available in the literature for detecting faults or anomalies in the pumps, particularly for the positive displacement pumps in real industrial application using only routinely available process data -such as: flow, speed, stroke, discharge pressure etc. In this paper, a machine-learning based Early Fault Detection & Diagnostic system is developed to monitor the rotating equipment in operation, detect a fault at initiation, pinpoint the root cause, and to send out alerts for corrective maintenance with suggested remedial actions. The detection works by building a baseline machine learning model of the equipment performance under normal operating conditions which is then used to monitor the health deviation of the equipment in real time and predict a fault at a very early stage, much before it is observed by operations personnel. The proposed fault detection method relies only on routine process data – flow, speed, stroke etc. and does not require any additional measurements like vibration, motor current, acoustic emission data. The diagnostics tool identifies the most probable root causes of the failures and provides the possible failure resolution methods based on the historical maintenance records of similar equipment. The proposed algorithm combines data-driven and knowledge-based approaches. The efficacy of the proposed method was demonstrated to detect and identify incipient faults in positive displacement chemical dosing pumps in a water treatment plant. The detected and identified faults were validated using the maintenance records of the pumps.}, year = {2022} }
TY - JOUR T1 - Next Generation of Process Monitoring and Diagnostics: Applications of AI and Machine Learning to Enable Early Equipment Fault Prediction and Diagnostics AU - Kaushik Ghosh AU - Gokula Krishnan Sivaprakasam AU - Aparnadevi Minisankar Y1 - 2022/04/09 PY - 2022 N1 - https://doi.org/10.11648/j.ajai.20220601.13 DO - 10.11648/j.ajai.20220601.13 T2 - American Journal of Artificial Intelligence JF - American Journal of Artificial Intelligence JO - American Journal of Artificial Intelligence SP - 20 EP - 26 PB - Science Publishing Group SN - 2639-9733 UR - https://doi.org/10.11648/j.ajai.20220601.13 AB - Several rotating equipment such as – centrifugal pumps and positive displacement pumps are extensively used in Water treatment plant for producing potable water from raw water. Centrifugal pumps are required for delivering water from one unit of the plant to the others, while the positive displacement pumps are used for dosing different chemicals at the various stages of water treatment process. Smooth normal operation of these pumps is essential for ensuring both the production quality and quantity. It is extremely important to detect any anomaly or malfunction in this rotating equipment at an early stage. This helps to take the appropriate corrective maintenance actions and prevent any catastrophic failure, equipment down time, quality deviation and/or production loss. However, there are very few methods available in the literature for detecting faults or anomalies in the pumps, particularly for the positive displacement pumps in real industrial application using only routinely available process data -such as: flow, speed, stroke, discharge pressure etc. In this paper, a machine-learning based Early Fault Detection & Diagnostic system is developed to monitor the rotating equipment in operation, detect a fault at initiation, pinpoint the root cause, and to send out alerts for corrective maintenance with suggested remedial actions. The detection works by building a baseline machine learning model of the equipment performance under normal operating conditions which is then used to monitor the health deviation of the equipment in real time and predict a fault at a very early stage, much before it is observed by operations personnel. The proposed fault detection method relies only on routine process data – flow, speed, stroke etc. and does not require any additional measurements like vibration, motor current, acoustic emission data. The diagnostics tool identifies the most probable root causes of the failures and provides the possible failure resolution methods based on the historical maintenance records of similar equipment. The proposed algorithm combines data-driven and knowledge-based approaches. The efficacy of the proposed method was demonstrated to detect and identify incipient faults in positive displacement chemical dosing pumps in a water treatment plant. The detected and identified faults were validated using the maintenance records of the pumps. VL - 6 IS - 1 ER -