Challenges and Innovations in Drilling Fluid Management for High-Pressure, High-Temperature (HPHT) Wells: Insights from Offshore and Swamp Well Operations with a Focus on Specialized Mud Systems in the Kolocreek and Koroama Fields
By 2019, the management of drilling fluids for high-pressure, high-temperature (HPHT) wells had become a critical focus area for offshore and swamp well operations, particularly in challenging environments such as the Kolocreek and Koroama fields. The extreme conditions of HPHT wells pose significant challenges, including maintaining well stability, ensuring operational safety, and adhering to environmental standards. This study examines these challenges and evaluates the innovative use of specialized mud systems, including reservoir drill-in fluids (RDIF), steel seal pills, and thixsal muds, which were emerging as advanced solutions at the time. Drawing on lessons learned from the design, implementation, and quality control processes of these systems, this research underscores the role of tailored drilling fluid technologies in optimizing cost-effectiveness, enhancing safety, and achieving regulatory compliance. The findings from this study provide a snapshot of the industry's state in 2019, offering insights into the evolving strategies for managing HPHT wells and setting a foundation for future advancements in drilling fluid technologies.
Anderson, L. T., & Smith, J. R. (2018). Innovations in drilling fluid technologies for HPHT environments. Journal of Petroleum Engineering, 45(3), 215–230. https://doi.org/10.1016/j.peteng.2018.02.004
British Petroleum (BP). (2018). Environmental considerations in HPHT operations. BP Technical Reports, 12(6), 34–45. Retrieved from https://www.bp.com/reports/environmental_hpht.pdf
Chen, W., & Gao, Y. (2017). Thermal stability of water-based drilling fluids under HPHT conditions. Petroleum Science and Engineering, 56(2), 145–162. https://doi.org/10.1016/j.petroleng.2017.01.011
Johnson, R. D. (2017). The role of steel seal pills in mitigating lost circulation in high-pressure wells. In Proceedings of the SPE Annual Technical Conference and Exhibition (pp. 223–237). Houston, TX: Society of Petroleum Engineers.
Jones, A., & White, K. (2016). Managing rheological properties of drilling fluids: A case study in deepwater HPHT wells. Offshore Technology Journal, 28(5), 14–23. https://doi.org/10.1080/21622515.2016.1426715
Patel, D., & Ahmed, S. (2016). Thixsal muds: A revolutionary solution for deepwater drilling. Offshore Technology Journal, 32(4), 19–25.
Schlumberger. (2017). Advanced reservoir drill-in fluids for high-pressure applications. Schlumberger White Papers. Retrieved from https://www.slb.com/rdif_whitepapers
Wang, H., & Zhang, Y. (2019). Challenges in offshore HPHT drilling: A case study from the South China Sea. Energy Exploration & Exploitation, 37(2), 145–160. https://doi.org/10.1177/0144598719837564
Karakolias, S., Kastanioti, C., Theodorou, M., & Polyzos, N. (2017). Primary care doctors’ assessment of and preferences on their remuneration: Evidence from Greek public sector. INQUIRY: The Journal of Health Care Organization, Provision, and Financing, 54, 0046958017692274.
Karakolias, S. E., & Polyzos, N. M. (2014). The newly established unified healthcare fund (EOPYY): current situation and proposed structural changes, towards an upgraded model of primary health care, in Greece. Health, 2014.
Kastanioti, C., Karakolias, S., Karanikas, H., Zilidis, C., & Polyzos, N. (2016). Economic evaluation based on KEN-DRGs in a NHS hospital.
Polyzos, N. (2015). Current and future insight into human resources for health in Greece. Open Journal of Social Sciences, 3(05), 5.
Yadav, R. P., & Singh, M. (2018). Advances in biodegradable additives for drilling fluids: A review. Environmental Technology Reviews, 7(1), 12–29. https://doi.org/10.1080/21622515.2018.1426715
Zhao, Q., & Li, X. (2017). Real-time monitoring and modeling of rheological properties of drilling fluids in HPHT wells. Journal of Energy Resources Technology, 140(5), 052101. https://doi.org/10.1115/1.4039710
Kumar, A., & Tan, S. L. (2017). The impact of extreme temperatures on drilling mud performance: A comprehensive review. Journal of Petroleum Technology, 69(9), 56–68. https://doi.org/10.2118/178345-PA
Al-Khamis, M., & Hassan, H. (2018). Application of steel seal pills in mitigating fluid loss in fractured formations: Lessons from the Middle East. SPE Middle East Drilling Conference Proceedings, 98–105.
Smith, B. E., & Wilson, C. (2017). Water-based muds for environmentally sensitive HPHT wells. Journal of Environmental Engineering and Geosciences, 30(3), 123–138. https://doi.org/10.1007/s11053-017-9334-2
Yang, X., & Liu, Z. (2016). Advances in drilling fluid additives for extreme well conditions: A case study from the Gulf of Mexico. Offshore Exploration Journal, 39(7), 78–89.
BP Statistical Review of World Energy. (2019). The role of advanced drilling fluids in meeting global energy demands. BP Global Reports. Retrieved from https://www.bp.com/statisticalreview2019
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