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Keywords: valve
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35027-MS
... analysis of the subcooling evolution and cool-down time enables the design of hydrate-safe operations of subsea production systems. subsea system valve figure 7 recovery time flow assurance simulation start-up prevention procedure cdt geometry threshold warm-up time depressurization...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35045-MS
...-sensitive and require operation with the simplest possible infrastructure to enable scalability and global deployment. The electrification of subsea infrastructure is seen as a key factor in achieving these targets. Through the development of a series of lean all-electric Subsea Valve Actuators ( Orth...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35102-MS
... is considered as the first layer of protection and a SIL rated HIPS. HESD comprises of electronic transmitter on each flow arm (initiator), Safety PLC (logic solver) for offshore multi-well platform and SSV (Master valve) and export ZV as final elements and the HIPS system is considered as the second layer...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35116-MS
... production and processing sites. Linear valves and actuators play a critical role in subsea systems as they allow for lightweight and compact design of infrastructure. The first electric subsea actuators for linear valves were expensive, large, and non-retrievable due to complex safety mechanisms using...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35148-MS
... subsea system well integrity chevron completion installation and operations project management completion equipment drilling operation frequency api 17tr8 consideration application anchor functionality casing design well control equipment requirement qualification singapore valve...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35165-MS
... visibility of what is actually happening downhole below closed multistage valves. Until recently there has been no real-time data available to understand this. In particular, the pressure reading below the closed valve has not been known. Different operators perforate in different ways as regards...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35256-MS
... equipment, including the IMPS, production manifolds and tree system. An additional complication occurred during the IMPS system operation test when one of the two 7 in. production check valves did not fully open after integration with the IMPS, even though it passed API 6A qualification testing and Factory...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35321-MS
... operation wellhead valve hydrate remediation skid hydrate plug blockage hydrate blockage operation communication west-african deep-water production well jumper Introduction Natural gas hydrates are crystalline solids composed of water and gas under specific temperature and pressure...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35309-MS
... solution for a deep-sea mining vertical transport system used during the SIT. geologist operation nodule mineral env2 riser operability ccz simulation system integration test jumper hose modification module geology sit riser valve requirement existing marine drilling riser...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35365-MS
... temperature field. After staying stagnant for an extended period of time, the downhole line was fully plugged by precipitated scale inhibitor. Case #3 Loss of chemical injection capability due to incompatibility with a small insert material in the chemical flow control valve This example critically...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35350-MS
... all-electric xmas tree subsea system iso 14224 availability application prediction controls and umbilicals iso 20815 climate change reliability requirement reliability management programme international organization objective valve operation electronics Introduction The oil...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35352-MS
... tectonics operation production monitoring petrobras configuration sedimentary rock carbonate reservoir drillstem testing production logging log analysis permeability stimulation scenario communication valve installation recovery factor offshore technology conference intelligent completion...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35377-MS
... for structured product development for years to come. drillstem/well testing production enhancement drillstem testing subsea system variant completion installation and operations valve downhole intervention requirement well intervention commonality offshore technology conference evolving market...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35379-MS
..., and financial contexts in which electrical completions can offer effective solutions. The objective was to eliminate the need for hydraulic systems entirely, from surface installations to completion. This required a complete redesign of the flow control valve, downhole safety valve, and all associated...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35508-MS
... Abstract This work presents changes made to the control systems of Emergency Shutdown Valves (ESDV) located around Mexilhão Platform, whose main objective was to eliminate PETOBRAS' demand for saturation deep diving in maintenance activities and their related safety risks. Due to the risk...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32247-MS
... controllers – one in each Subsea Electronics Module (SEM) 2 off high flow mono-stable DCVs 2 off barrier valves (HPV-1 and HPV-2). These components are to be selected as SIL3 capable in accordance with IEC 61508 with a third-party functional safety assessment report. Other SIS components...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32246-MS
... configuration drilling fluids and materials project economics well control asset and portfolio management intelligent completion reservoir characterization reduction petrobras reservoir section well configuration packer project valuation completion installation and operations bit selection valve...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32270-MS
... valve (SDV) than a HIPS valve would stop the production line in the event of an overpressure scenario; however, more pressured hydrocarbon would be released via the PSV to the flare line. Two scenarios are developed to evaluate the risk for modification of continuous flare to maintenance flare...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32346-MS
... sustainable development control system actuator power supply safety function power consumption upstream oil & gas social responsibility offshore technology conference application subsea tree requirement battery houston storage electric power supply united states government valve...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32325-MS
... to fully displace N 2 and CH 4 in the system with CO 2 . Furthermore, the required valve opening time (19 seconds after injection commences) to prevent backflow from the reservoir could be determined. In conclusion, dynamically integrated modeling can help identify interactions that are not apparent...

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