Long subsea tieback means larger tubes or hoses and therefore larger crosssections 0 0 0 0 od 165 mm 0 0 0 0 od 210 mm 0 0 0 0 od 245 mm 0 0 0 0 od 165 mm 0 0 0 0 od 210 mm 0 0 0 0 od 245 mm 0 0 0 0 od 165 mm 0 0 0 0 od. Section 6 introduces control and monitoring systems. The pazflor project is located in offshore angola, in water depths of 6001,200m, about 40km east of the dalia fpso and 150km away from the shore. Pazflor fpso vessel, angola global transport update. At the perdido host regional development production from the first three fields great white, tobago, and silvertip will tieback to a central separation and boosting cluster directly beneath the perdido host spar. This book introduces basic education on subsea well.
Pazflor subsea installation campaigns involved the installation of 180 km ofpipelines, 84 km of umbilicals, 17 risers including 2 ipbs and 7 dynamicumbilicals as well as over 120 subsea structures totalling about 10,000 tonnes. Opportunities and challenges in exploration and production. The pazflor oil development is an offshore oil development in angola. The smaller, modular designs use standardized components and 50% fewer parts to reduce engineering hours, enable easier installation and optimize field performance. As demand for oil escalates and resources from the relatively easy onshore and shallow water fields become depleted, oil companies are compelled to focus on the more remote. The two grades of crude will be commingled on the fpso.
Technip and subsea 7 consortium, acting as a contractor to total, operator of the pazflor project, made a challenging oil field development a reality and demonstrated their ability to deliver a complex project, maintaining a world class hse performance and pushing the frontier of subsea technologies with focused innovation. Mar 11, 2011 begun in december 2007, development of the pazflor oil field 150 kilometers offshore angola is one of the biggest projects currently operated by total. The design and installation of subsea gasliquid separation units and pumps are a world first on this scale. Subsea 7 presents papers on how it helped to deliver the. Illustration of single production line pazflor miocene development conclusions. Most subsea processing will increase the recovery from the field and, by enhancing the efficiency of flow lines and risers, subsea processing contributes to flow management and assurance and also enables development of challenging subsea fields. At pazflor, subsea separation has made possible the development of the three lowenergy reservoirs, perpetua, zinia and hortensia, holding viscous crude of 1722api while acacia contains light crude of 3538api. Spectron subsea medium and high power electrical connector. Subsea production system an overview sciencedirect topics.
The pumps were purpose designed and tested for pazflor. Pigging needs for subsea production linespigging needs for. The pazflor field is unique in that two phased gasliquid subsea separation was utilized. Offshore oil and gas development is of increasing importance for our energy supply. Provision of reliability data for new technology equipment. Pazflor is located in deepwater offshore angola block 17, 150km 93 miles off the coast of angola and 40km 25 miles northeast of dalia. Pazflor fpso will process the oil via 49 subsea wells, and.
Traceros subsea technology plays central role in pazflor. Production reallocation of the pazflor oil field petroleum engineering. Oii announced it recently secured a contract with fmc kongsberg subsea as, a subsidiary of fmc technologies, inc. Harsh working environment hphtextreme depth remote areas of the globe investment in specialized assets cooperation between operators and service companies has always be strong. The pazflor development is located 150km off the coast of angola, and covers 600 square kilometres.
For example, the geometry and depth of a reservoir may be such that a small section cannot be reached easily from the platform using conventional directional drilling techniques or horizontal wells. Aug 22, 2008 the pazflor project targets development of hydrocarbons in water depths between 2,000 feet 600 meters and 4,000 feet 1,200 meters and consists currently of 49 subsea wells connected via subsea. April 30, 2008 houston, texas oceaneering international, inc. A 30 year upgrade pazflor for a tank lining system fpso. The pazflor project offshore angola began producing oil and gas. Oil fields developments long tieback concepts subsea uk. Otc 23223 compact separation technologies and their. Pazflor field development offshore technology oil and.
Total angola block 17 pazflor fields development project scribd. Pazflor the challenges of the offshore phase onepetro. Mce deepwater development 2016 subsea booster pumps differential pressure 1990 2000 20101995 2005 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 year 0 bar 2015 1997, lufeng, 35 bar 2003, ceiba, 40 bar 2009, pazflor, 105 bar 2014, girri, bar 2018, stones, 290 bar 2008, azurite, 41 bar multiphase pump single phase pump. Pdf this book introduces basic education on subsea well development for students, fresh offshore engineers and universities staffs. The pazflor project targets development of hydrocarbons in water depths between 2,000 feet 600 meters and 4,000 feet 1,200 meters and consists currently of 49. Technipfmc is leading the industry in providing, installing and servicing subsea processing systems to support operator needs to accelerate and improve field production and economics. Longer, deeper, colder technology as an enabler for growth. Pazflor, a world technology first in deep offshore development, spe. A general overview of developments in subsea processing in. It covers 600 square kilometres 230 sq mi with a northsouth axis of over 30 kilometres 19 mi. Finally, section 8 provides a summary of the subsea processing system advisory.
Production concepts for offshore field development in deepwater. Reassessment of subsea processing technology to maximize. The objective of the waterstop seal is to contain the seawater pressure if the outer carrier pipe is breached during installation or operation. Furthermore, subsea processing converts marginal fields into economically viable developments.
Hallset technology director poseidon group september 2009 presented at offshore europe 2009 in aberdeen. The fpso is spreadmoored at a depth of approximately 2,500ft atop 25 subsea oil wells, two gasinjection wells and 22 waterinjection wells. Oil fields developments long tiebacks concepts subsea 2012 feb. Subsea production systems are generally arranged as shown in figure 17. If you install a pump subsea, leave nothing to chance. The pazflor development is located 150km off the coast of angola, and. Senior rotating equipment engineer, mpp specialist. Subsea boosting and processing developments offshore. Pazflor is a development for the fields oligocene light oil at medium pressure. The overall pazflor development currently envisages 49 subsea wells connected via subsea production, injection lines and risers to a spread moored fpso. We deliver subsea processing solutions in both brownfield and greenfield applications, enabling our clients to overcome the challenges of accessing reserves. Nearly five years have passed since fmc technologies introduced the worlds first largescale subsea separation system. Since that time, esps for subsea wells have become an accepted solution and the spectron 5 system is seen as the industry standard with an unprecedented subsea proven track record.
Otc 23223 compact separation technologies and their applicability for subsea field development in deep water a. Jun 11, 2014 greg app dives deep into the advantages of subsea separation units ssus, which have been deployed on fields such as totals pazflor development. Longer, deeper, colder technology as an enabler for growth vice president, roald sirevaag ffu 31. A number of technological challenges including subsea gasliquid separation, a world first are being met to bring the field on stream successfully. Subsea field development and production enhancement ior. As part of the surf package scope of work, flow assurance analyses had to be performed to verify the global thermal integrity and operability of the subsea architecture. By 2018, total will be operating 10 fpsos with a production capacity of approximately 1. The pazflor oil development located in center of block 17 about 150 kilometres 93 mi off the coast of angola and 40 kilometres 25 mi northeast of dalia oilfield in depths of 600 to 1,200 metres 2,000 to 3,900 ft. Components in a subsea production system topsides process well umbilical. Apr 30, 2012 technip and subsea 7 consortium, acting as a contractor to total, operator of the pazflor project, made a challenging oil field development a reality and demonstrated their ability to deliver a complex project, maintaining a world class hse performance and pushing the frontier of subsea technologies with focused innovation. Rudisham bin marjohan the era of easy oil is fast becoming a thing of the past. The pazflor field is located in block 17 offshore angola.
The upcoming field developments will be more complex. Angola has several offshore and deepwater oil projects projected to come. Oceaneering announces pazflor subsea separation equipment. Fmc technologies supplied six subsea separation modules for these projects. Setting new records with subsea boosting systems in fields in. According to the african development bank afdb, the crude oil and. The present paper explores conceptual development from some of the most innovative solutions and performance analysis of the optimal spt with field case studies demonstrated. Subsea processing technology spt is not only pivotal for unlocking such fields, but offers a novel approach that meets the challenges of developing offshore marginal fields. Total reaches major milestone with pazflor field ssu. It finally presents the pump technology specifically developed for this world first full field development application, the hybrid pump. Fmc technologies supplies subsea equipment for total. A general overview of developments in subsea processing in oil and gas production by engr. Recombined with oil and transported to surface pazflor field, angola.
Subsea and deepwater flow assurance insulation challenges and. In angola, pazflor was the first offshore development to perform gas liquid. Simplified subsea compression 2017 distance capx transmit subsea smart manifoldseparation 2020 gas2pipetm gas dehydration subsea fiscal metering boosting, 2015 subsea separation 201718 pressure tolerance, vsd, swg, long 20160202 classification. Subsea tiebacks rely on umbilicals to convey flow assurance chemicals and hydraulic fluid services. Section 7 describes the abs role in the subsea sector along with the associated services offered. Pazflor field development offshore technology oil and gas. Subsea separation, treatment, boosting, and power supply systems are discussed in sections 3 through 5. The initial subsea systems delivered to total for the pazflor field have. Subsea field development and production enhancement ior by jan o.
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