Advanced Deepwater Monitoring

Projects.DeepwaterMonitoring History

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June 13, 2023, at 06:49 PM by 10.35.117.248 -
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June 13, 2023, at 06:48 PM by 10.35.117.248 -
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[https://apm.byu.edu/prism/uploads/Members/Hedengren_OMAE23.pdf|Preprint]] | [[https://youtu.be/DTOrTrx9s-M|Video]]
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[https://apm.byu.edu/prism/uploads/Members/Hedengren_OMAE23.pdf|Preprint]] | [[https://youtu.be/DTOrTrx9s-M|Video]] | [[https://youtu.be/smJRIe1Fo88|Presentation]]
March 01, 2023, at 09:20 PM by 10.35.117.248 -
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[https://apm.byu.edu/prism/uploads/Members/Hedengren_OMAE23.pdf|Preprint]]
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[https://apm.byu.edu/prism/uploads/Members/Hedengren_OMAE23.pdf|Preprint]] | [[https://youtu.be/DTOrTrx9s-M|Video]]
March 01, 2023, at 06:04 AM by 136.36.4.38 -
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[Attach:Hedengren_OMAE23.pdf|Preprint]]
to:
# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[https://apm.byu.edu/prism/uploads/Members/Hedengren_OMAE23.pdf|Preprint]]
March 01, 2023, at 12:34 AM by 10.37.212.159 -
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Advanced monitoring and control is performed with the [[http://apmonitor.com|APMonitor platform]] for analyzing large-scale and complex systems such as these subsea structures.
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Advanced monitoring and control is performed with the [[http://apmonitor.com|APMonitor Optimization Suite]] for analyzing large-scale and complex systems such as these subsea structures.

!!!! Offshore Platforms

'''TLPs (Tension Leg Platforms)''' are floating oil production platforms that are used for drilling and production operations in deepwater environments, such as the Gulf of Mexico. TLPs are designed to be stable and resistant to the forces of wind, waves, and currents, and are well-suited for use in deepwater environments where these forces can be significant. TLPs consist of a floating platform supported by a series of tendons, which are long, flexible cables anchored to the sea floor. The tendons are kept under tension, which helps to keep the platform stable and upright. TLPs are typically designed with a triangular or square base, which provides a large area for drilling and production operations.

There are several other designs for platforms used for offshore oil and gas production, drilling, and wind energy. These include semi-submersibles, compliant towers, and spars. Each platform design has unique characteristics and is suited for different types of environments and applications.

'''Semi-submersibles''' are platforms that are partially submerged in water, with most of the platform above the waterline. They are supported by a series of pontoons, which provide buoyancy and stability. Semi-submersibles are well-suited for use in areas with moderate to high wave and current activity, as they are able to move with the waves and currents to maintain a stable position. However, they are not as stable as other types of floating structures and may be more susceptible to structural damage or failure in severe weather conditions.

'''Compliant towers''' are platforms that are supported by a single, flexible tower that is anchored to the sea floor. They are designed to be compliant, meaning that they are able to move and bend with the forces of wind, waves, and currents. Compliant towers are well-suited for use in areas with high wind and wave activity, as they are able to withstand these forces without significant structural damage. However, they may not be as stable as other types and may require additional ballast or weight to maintain a stable position.

'''Spars''' are platforms that are supported by a single, cylindrical column that is anchored to the sea floor. They are designed to be lightweight and streamlined, which makes them well-suited for use in areas with high current and wave activity. Spars are also able to withstand significant wind loads and are able to maintain a stable position in severe weather conditions. However, they are not as versatile as other designs and are limited in terms of the types of drilling and production operations that can be performed on them.

Other types of floating oil production platforms for deepwater production include '''Floating Production, Storage, and Offloading (FPSO)''' vessels, which are ships that are converted to be used for drilling and production operations, and '''Floating Drilling Units (FDUs)''', which are specialized drilling platforms that are designed for use in deepwater environments. Both FPSOs and FDUs have the advantage of being able to move to different locations and can be used in a variety of different environments. However, they may not be as stable or resistant to the forces of wind, waves, and currents as TLPs and may be more susceptible to structural damage or failure in severe weather conditions
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!! Fiber Optic Monitoring of Subsea Infrastructure
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2022/103309, Melbourne, Australia, June 2023. [[Attach:Hedengren_OMAE23.pdf|Preprint]]
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2023/103309, Melbourne, Australia, June 2023. [[Attach:Hedengren_OMAE23.pdf|Preprint]]
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# Hedengren, J.D., Brower, D.V., Kidder, K., Hillman, Z., Data-Driven TLP Tendon Loads from Internal Hull Fiber-Optic Sensors, ASME 42nd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2022/103309, Melbourne, Australia, June 2023. [[Attach:Hedengren_OMAE23.pdf|Preprint]]
June 21, 2018, at 10:02 PM by 195.235.113.218 -
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March 30, 2018, at 07:50 PM by 10.37.24.50 -
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# Brower, D.V., Seaman, C., Bentley, N.L., Tang, H.H., Kipp, R.M., Wilson, J.C., Le, S.Q., Hedengren, J.D., Full-Scale Testing of a Friction-Based, Post-Installable, Fiber-Optic Strain Sensor for Subsea Monitoring Systems, Topic: 4-6 Innovative Technologies for Deepwater Low-Cost Production, Symposium 4 Pipelines, Risers, and Subsea Systems, ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018/77117, Madrid, Spain, June 2018.
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# Hedengren, J.D., Brower, D.V., Wilson J.C., High, G., Witherow, K., New Flow Assurance System With High Speed Subsea Fiber Optic Monitoring Of Pressure And Temperature, ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018/78079, Madrid, Spain, June 2018. [[Attach:Hedengren_OMAE18.pdf|Preprint]]
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June 22, 2015, at 03:00 PM by 10.5.113.170 -
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# Eaton, A., Safdarnejad, S.M., Hedengren, J.D., Moffat, K., Hubbell, C., Brower, D.V., Brower, A.D., Post-Installed Fiber Optic Pressure Sensors on Subsea Production Risers for Severe Slugging Control, ASME 34th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/42196, St. John's, Newfoundland, Canada, June 2015. [[Attach:Eaton_OMAE15.pdf|Preprint]]
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# Eaton, A., Safdarnejad, S.M., Hedengren, J.D., Moffat, K., Hubbell, C., Brower, D.V., Brower, A.D., Post-Installed Fiber Optic Pressure Sensors on Subsea Production Risers for Severe Slugging Control, ASME 34th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014-42196, St. John's, Newfoundland, Canada, June 2015. [[Attach:Eaton_OMAE15.pdf|Preprint]]

# Seaman, C., Brower, D.V., Le, S., Tang, H., Development and Testing of a Post-Installable Deepwater Monitoring System Using Fiber-Optic Sensors, ASME 34th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2015-41305, St. John's, Newfoundland, Canada, June 2015. [[Attach:Seaman_NASA_OMAE2015
.pdf|Preprint]]
June 18, 2015, at 04:18 PM by 10.5.113.170 -
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!!!! References
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!!!! Presentations

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June 03, 2015, at 01:52 PM by 24.114.222.200 -
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February 03, 2015, at 04:42 PM by 107.188.175.164 -
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# Eaton, A., Safdarnejad, S.M., Hedengren, J.D., Moffat, K., Hubbell, C., Brower, D.V., Brower, A.D., Post-Installed Fiber Optic Pressure Sensors on Subsea Production Risers for Severe Slugging Control, ASME 34th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/42196, St. John's, Newfoundland, Canada, June 2015. [[Attach:Eaton_OMAE15.pdf|Preprint]]
August 20, 2014, at 02:18 AM by 184.226.14.84 -
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# Asgharzadeh Shishavan, R., Brower, D.V., Hedengren, J.D., Brower, A.D., New Advances in Post-Installed Subsea Monitoring Systems for Structural and Flow Assurance Evaluation, ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/24300, San Francisco, CA, June 2014.

# Brower, D
.V., Brower, A.D., Hedengren, J.D., Asgharzadeh Shishavan, R., A Post-Installed Subsea Monitoring System for Structural and Flow Assurance Evaluation, Offshore Technology Conference, OTC 25368, Houston, TX, May 2014.

# Brower
, D., Hedengren, J.D., Asgharzadeh Shishivan, R., and Brower, A., Advanced Deepwater Monitoring System, OMAE2013/10920, Nantes, France, June 2013. [[Attach:hedengren_omae2013.pdf|Preprint]]
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# Asgharzadeh Shishavan, R., Brower, D.V., Hedengren, J.D., Brower, A.D., New Advances in Post-Installed Subsea Monitoring Systems for Structural and Flow Assurance Evaluation, ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/24300, San Francisco, CA, June 2014. [[Attach:Fiber_Optic_ATI_OMAE14_Presentation.pdf|Presentation]] and [[Attach:Fiber_Optic_ATI_OMAE14.pdf|Preprint]]

# Brower,
D.V., Brower, A.D., Hedengren, J.D., Asgharzadeh Shishavan, R., A Post-Installed Subsea Monitoring System for Structural and Flow Assurance Evaluation, Offshore Technology Conference, OTC 25368, Houston, TX, May 2014. [[Attach:Clear_Gulf_JIP_OTC2014.pdf|Preprint]]

# Brower
, D., Hedengren, J.D., Asgharzadeh Shishavan, R., and Brower, A., Advanced Deepwater Monitoring System, ASME 32st International Conference on Ocean, Offshore and Arctic Engineering, OMAE2013/10920, Nantes, France, June 2013, ISBN: 978-0-7918-5531-7. [[Attach:hedengren_omae2013.pdf|Preprint]] [[Attach:hedengren_omae2013_presentation.pdf|Presentation]]
June 14, 2014, at 11:14 PM by 174.148.91.83 -
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# Asgharzadeh Shishavan, R., Brower, D.V., Hedengren, J.D., Brower, A.D., New Advances in Post-Installed Subsea Monitoring Systems for Structural and Flow Assurance Evaluation, ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/24300, San Francisco, CA, June 2014. [[Attach:Fiber_Optic_ATI_OMAE14_Presentation.pdf|Presentation]] and [[Attach:Fiber_Optic_ATI_OMAE14.pdf|Preprint]]

# Brower,
D.V., Brower, A.D., Hedengren, J.D., Asgharzadeh Shishavan, R., A Post-Installed Subsea Monitoring System for Structural and Flow Assurance Evaluation, Offshore Technology Conference, OTC 25368, Houston, TX, May 2014. [[Attach:Clear_Gulf_JIP_OTC2014.pdf|Preprint]]
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# Asgharzadeh Shishavan, R., Brower, D.V., Hedengren, J.D., Brower, A.D., New Advances in Post-Installed Subsea Monitoring Systems for Structural and Flow Assurance Evaluation, ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/24300, San Francisco, CA, June 2014.

# Brower, D
.V., Brower, A.D., Hedengren, J.D., Asgharzadeh Shishavan, R., A Post-Installed Subsea Monitoring System for Structural and Flow Assurance Evaluation, Offshore Technology Conference, OTC 25368, Houston, TX, May 2014.
June 14, 2014, at 11:14 PM by 174.148.91.83 -
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# Asgharzadeh Shishavan, R., Brower, D.V., Hedengren, J.D., Brower, A.D., New Advances in Post-Installed Subsea Monitoring Systems for Structural and Flow Assurance Evaluation, ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering, OMAE2014/24300, San Francisco, CA, June 2014. [[Attach:Fiber_Optic_ATI_OMAE14_Presentation.pdf|Presentation]] and [[Attach:Fiber_Optic_ATI_OMAE14.pdf|Preprint]]

# Brower, D.V., Brower, A.D., Hedengren, J.D., Asgharzadeh Shishavan, R., A Post-Installed Subsea Monitoring System for Structural and Flow Assurance Evaluation, Offshore Technology Conference, OTC 25368, Houston, TX, May 2014. [[Attach:Clear_Gulf_JIP_OTC2014.pdf|Preprint]]
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# Brower, D., Hedengren, J.D., Loegering, C., Brower, A., Witherow, K., and Winter, K., Fiber Optic Monitoring of Subsea Equipment, OMAE 2012, Rio de Janiero, Brazil, Volume 1: Offshore Technology, Number: 84143, pp. 769-776, June 2012. [[Attach:hedengren_omae2012.pdf|Preprint]] | [[Attach:ati_omae2012.pdf|Presentation]]
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# Brower, D., Hedengren, J.D., Loegering, C., Brower, A., Witherow, K., and Winter, K., Fiber Optic Monitoring of Subsea Equipment, OMAE 2012, Rio de Janiero, Brazil, Volume 1: Offshore Technology, Number: 84143, pp. 769-776, June 2012. [[Attach:hedengren_omae2012.pdf|Preprint]] | [[Attach:ati_omae2012.pdf|Presentation]]
June 12, 2014, at 04:30 PM by 174.144.87.51 -
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We conduct research in new methods to improve deepwater monitoring and address installation of advanced sensors on ”already deployed” risers, flowlines, trees, and other deepwater devices.
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We conduct research in new methods to improve deepwater monitoring and address installation of advanced sensors on ”already deployed” risers, flowlines, trees, and other deepwater devices in collaboration with [[http://astrotechnology.com|Astro Technology]] and the [[http://cleargulfjip.com|Clear Gulf Project]].
May 26, 2014, at 09:31 AM by 107.188.175.164 -
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We conduct research in methods new methods to improve deepwater monitoring and address installation of advanced sensors on ”already deployed” risers, flowlines, trees, and other deepwater devices.
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We conduct research in new methods to improve deepwater monitoring and address installation of advanced sensors on ”already deployed” risers, flowlines, trees, and other deepwater devices.