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Keywords: water quality
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Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31184-MS
... Raw water quality is well known to be dependent on the water column, location in the world and season. Concerning the water column in the open ocean, according to Durrieu de Madron et al. (2017) , the distribution of particulate matter presents distinct turbid layers. They associated the photic...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30529-MS
... related to the locations of the mooring site. Fatigue is related toenvironmental conditions as well as mooring configuration for the mooring line load. This paper provides a review of the environmental conditions and water quality at offshore mooring sites. Important factors affecting mooring line load...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29660-MS
... dosage (MED). The optimized product demonstrates overboard oil and water quality, thereby eliminating the need for an emulsion breaker and/or a water clarifier. The presented AA has a ready biodegradability of 61.8% [greater than 60% is categorized as readily biodegradable using OECD 306 (1992...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29552-MS
...). Although Ekofisk has been producing for several decades, significant resources are still in place. An important factor in the success of a waterflood project is the quality of the injected water. Poor water quality can in worst case scenarios cause plugging and reservoir souring. Water quality is greatly...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27554-MS
.... Membranes were cleaned and recovered by conducting regular backwashes as well as two chemically enhanced backwash cycles at different time intervals. upstream oil & gas pressure drop water quality feed water quality flux conductivity waterflooding rejection fouling rate enhanced recovery...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27791-MS
... while minimizing the impact to produced water quality. The details of the change from methanol to KHI and methanol co-injection is described in this paper along with the field optimization. The initial methanol reduction strategy called for continuous injection of methanol at approximately 20-23%vol...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25934-MS
... to re-injection of produced water in porous media depends on several factors: the nature of the reservoir (permeability, porosity), the water quality considering the oil droplet concentration, the suspended solids concentration and size and the presence of chemicals, the water flooding rate, the crude...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25833-MS
... technology, when coupled with membrane systems, has the ability to deliver ‘tailor made’ water quality, reliably and for several years without intervention directely on the seabed. The success of this JIP has raised enthusiasm for a technology qualification program with Oil Majors and many other companies...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23144-MS
... Abstract Anti-agglomerant (AA) has emerged over the last decade as a new technology foroffshore hydrate control thanks to its unique hydrate control mechanism andlower application dosage. However, field operational issues, such asfluids separation, water quality and corrosivity in the presence...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-22003-MS
... (chemical) coagulation (CC) as a benchmark. coagulant ferric chloride wastewater brine solution water quality chemical coagulation electrocoagulation cod removal produced water discharge offshore technology conference oilfield coagulant dose water management zeta potential flotation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21836-MS
... particle size to maintain an easily flowable slurry. Moreover, with AA chemistries being surfactant in nature, the continuous use of AAs can present topsides issues with water quality and/or emulsion problems (Webber 2009). Once the chemistry was developed and tested for both performance and topsides...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20841-MS
... Abstract Offshore production facilities that incorporate anti-agglomerate (AA) technology for their hydrate inhibition strategy must ensure chemical performance as well as chemical compatibility with the facility processes, i.e. emulsion tendencies, water quality, etc. Bottle testing has been...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20748-MS
... liquid quality water quality separation and treating phase splitter gvf pressure drop upstream oil & gas statoil OTC 20748 Field Test of Compact Cyclonic Technology for Separation of Gas/liquid and Oil/water at the Gullfaks Field B. Knudsen, M. Bjørkhaug, B. Johannesen, M. Ottøy, Ø...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2006
Paper Number: OTC-18278-MS
... water quality oil quality retention time separation coalescer element separation process Copyright 2006, Offshore Technology Conference This paper was prepared for presentation at the 2006 Offshore Technology Conference held in Houston, Texas, U.S.A., 1 4 May 2006. This paper was selected...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2006
Paper Number: OTC-18342-MS
... enhanced recovery water re-injection injection performance water breakthrough operation discharge regulation injection water waterflooding water quality management strategy injection pressure regulation offshore technology conference pwri upstream oil & gas differential...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2005
Paper Number: OTC-17544-MS
... enhanced recovery sand particle upstream oil & gas offshore technology conference water quality water management injectivity ppm concentration sweet spot oil droplet injection water sensor ultrasonic device otc 17544 droplet waterflooding contaminant application optical...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1988
Paper Number: OTC-5838-MS
... been the inability of the separators to achieve acceptable oil and produced water quality. In order to maximise recoverable reserves, it is planned to increase seawater injection which will consequently increase the total produced fluid rate by 50 per cent above the original design specification...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1976
Paper Number: OTC-2586-MS
... dredging by conventional means is not practical or economically feasible. The dredged material is composed primarily of sand containing little or no harmful pollutants. Deposition of the dredged sediments in areas adjacent to the channel will have no long-term adverse effects upon water quality...

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