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Keywords: water cut
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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-208630-STU
... example Figure 4 Horizontal permeability and Lorenz coefficient example Figure 5 Recovery factor vs pore volume injected with respect to Lorenz coefficient Figure 6 Water cut vs pore volume injected with respect to Lorenz coefficient Figure 7 Horizontal permeability...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205928-MS
...%. oil sand bitumen enhanced recovery complex reservoir reservoir characterization well logging structural geology upstream oil & gas salinity formula mixed water nmr log analysis waterflooding water saturation low resistivity heavy oil reservoir cutoff time water cut displacement...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205960-MS
... simulation tool. Based on the given reservoir depth/pressure, flow rate, viscosity/density and water cut, the simulations show that a significant improved production rate/income can be achieved by extracting the produced water downhole and performing re-injection into the producing reservoir to maintain...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205970-MS
...Abstract Abstract Accurate prediction of gas critical rate is critical to the successful management of gas wells. This paper covers the prediction of gas critical rate and presents limitations of old models with gas condensate wells with water-cut reversal. Comparison of prediction methods...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206073-MS
... reservoir shanghai macklin biochemical co fractured-vuggy carbonate reservoir foam tahe oilfield gas injection method gel foam micro-dispersed gel foam slug water cut water flooding reservoir tk722ch2 well Introduction The geological reserves of carbonate reservoirs account for about 70...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206036-MS
... and after the job, well started producing 1,50,000 m3/d of gas with 0% water cut whereas before it was producing 1,00,000 m3/d of gas with 1900 BPD of water. Thus, the intervention resulted in production enhancement by 50% and reduction in water cut by 100%. This paper highlights the proper analysis...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206247-MS
...Abstract Abstract The first-ever polymer flood pilot to enhance heavy oil recovery on Alaska North Slope (ANS) is ongoing. After more than 2.5 years of polymer injection, significant benefit has been observed from the decrease in water cut from 65% to less than 15% in the project producers...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206265-MS
.... This paper presents a new approach to lifting heavy/viscous oil with a Pump design that will allow Operators to increase overall field production with reduced energy consumption. A trial was conducted in Colombia in a harsh field (high viscosity, low water cut, high temperature and high gas production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206333-MS
... finer-grained, argillaceous sands, silts and muds. The reservoir is shallow with high permeability (above 1000 mD) and under bottom aquifer pressure support. Due to strong viscosity contrast between oil and water, after breakthrough, the water cut rises quickly resulting in strong loss of production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201286-MS
... enhanced recovery production control reservoir characterization reservoir surveillance drillstem testing artificial intelligence criterion upstream oil & gas baseline water cut waterflooding criteria production monitoring asset and portfolio management drillstem/well testing...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201577-MS
... to be effective in vertical, highly deviated, andhorizontal wellbores, including challenging completions, such as gravel packs, slotted liners, and openholecompletions. Abstract Abstract Increasing water cut in oil-producing zones is a common issue, particularly in mature fields. Currently, most decisions...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201395-MS
... fields; ‘PI’ index only reveals a relatively higher permeability area but not necessarily indicate presence of thief zones. This paper presents a new method to identify TZ as well as pore-throat sizes and volumes calculation by using the variation and derivative of water cut. The procedures...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201497-MS
... reservoir, mainly developed by horizontal wells. One of the main challenges for the production is the high water cut. Most of the wells experience water breakthrough within one year after put into production and produce for long time with water cut higher than 90%. Besides, the strong anisotropism...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201603-MS
... foaming agents (MFAs) for production enhancement in oil wells with gas lift or high gas-oil ratio, high water cuts (>30%), and very high conditions of temperature (180°C), hardness (180,000 ppm), and salinity (400,000 ppm TDS). The efficiency of the MFAs was tested using two laboratory methods, which...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201648-MS
... accumulation and corrosion. Abstract Abstract We describe the first field applications of a new multifunctional foaming agent (MFA) for production enhancement in oil wells with gas lift. The tests were conducted in three wells with water cuts from 40 to 90%, depth (>5000 m), bottomhole temperature...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201543-MS
... phase classification water cut Introduction and Field Information The Greater Clair Field is located 75 km West of Shetland, extending over an area of 220km 2 in water depths of approximately 140m ( Fig. 1 ). It is the largest hydrocarbon resource in the UKCS with an estimated 7bnstb STOIIP...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201575-MS
... potential with oil recovery 43.85%. The numerical simulation showed that, oil recovery of CGE was 49.87% and the water cut was extremely low in the first 11 years. GAGD significantly increased Bond Number and had strong water control ability, but it relied on the pressure accumulation, thus there was a non...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201674-MS
... Therefore, the production dynamics can be used to infer the degree of heterogeneity. Normally, we will compare horizontal wells under similar conditions. Under the same cumulative production or recovery factor, wells with rapid water cut will be listed as target wells, as shown in Figure 4...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2019
Paper Number: SPE-195911-MS
...Abstract Abstract Efficient and compact separation technology is in urgent need for many oilfield exploitations because of increasing water cut and strict discharge regulations. A compact axial hydrocyclone is presented to pre-separate water from the wellstream. Experimental investigation...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2019
Paper Number: SPE-195979-MS
... oil & gas directional drilling production monitoring drilling operation reservoir pressure pressure loss water cut production gain longer lateral lateral well oil production lateral section lateral length case real time system artificial intelligence lateral length gor midland...

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