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Keywords: gas reservoir
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Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 11–13, 2020
Paper Number: SPE-203750-MS
... Abstract The complexity and damages that result from the precipitation and deposition of hydrogen sulfide (H 2 S) in the sour gas reservoirs constitute challenges during modeling of gas production and transportation from such reservoirs. During production from a fractured gas reservoir...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 11–13, 2020
Paper Number: SPE-203779-MS
... drillstem/well testing initiation conventional gaslift system bopd gas reservoir bs&w watercut gaslift operation gaslift initiation inter well gaslift initiation innovative inter well gaslift initiation gas source well reservoir Introduction and Field Overview XK field was discovered...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 5–7, 2019
Paper Number: SPE-198715-MS
... in a corresponding states correlation for compressibility factors and a discussion of their application to three different types of gas reservoir. A correlation is presented which provides compressibility factors based on Hall – Yarborough equation of states for use in both two – phase and single-phase hydrocarbon...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 5–7, 2019
Paper Number: SPE-198854-MS
... quit by now. Abstract Uncertainty management for resource volume of a brown field is relevant. An analytical approach via dynamic model was used to evaluate this impact on a developed gas reservoir (brown) by two other reservoirs. One of them is a green oil-rim reservoir, while the other...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, July 31–August 2, 2017
Paper Number: SPE-189159-MS
... Abstract Gas reservoir development at inception is often linked to detailed surface infrastructure development and long term contractual agreements with only a few appraisal wells. A thorough and detailed technical estimation of the size of the pie is an important step in the right direction...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, July 31–August 2, 2017
Paper Number: SPE-189185-MS
.... Results from blind test analysis for five wells selected for this study demonstrates a potential savings of $60 MMUSD from drilling a minimum of two appraisals wells and enabled a timely decision to be taken for the development of the gas reservoirs leading to maximimzation of cash flow and NPV...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, July 31–August 2, 2017
Paper Number: SPE-189058-MS
... viability if utilized for underground storage. Upstream Oil & Gas Niger Delta Reservoir Characterization reserves evaluation gas storage cumulative production natural gas storage volumetric estimation Nigeria storage facility gas reservoir storage capacity reservoir underground...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, July 31–August 2, 2017
Paper Number: SPE-189092-MS
... compartment multi-tank material balance analysis reservoir simulation gas reservoir production data transmissibility society of petroleum engineers equation main tank tank nigeria annual international conference Introduction Material balance has since been recognized as one the methods used...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 2–4, 2016
Paper Number: SPE-184266-MS
... & Gas reservoir pressure Sequestration underground sequestration enhanced recovery virgin gas reservoir ag solution Production Phase Modeling & Simulation gas reservoir gas-export system hydrate fracture pressure compression-assisted flow case study injection Scenario reservoir Oil...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 2–4, 2016
Paper Number: SPE-184349-MS
... Abstract A multi-tank model is presented that was used to evaluate the volume of gas produced from an undeveloped gas reservoir as a result of sand-to-sand juxtaposition with a developed oil rim reservoir. An innovative approach of using Microsoft Excel via OpenServer to link MBAL model...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 2–4, 2016
Paper Number: SPE-184343-MS
... is the evaluation of the hydrocarbon extent in a gas reservoir with a gas-down-to (GDT). To evaluate the options, a VoI analysis was carried out by integrating results of different data sources; well log data; formation pressures; seismic data and analogue information. Integration of the different data was used...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 2–4, 2016
Paper Number: SPE-184258-MS
... Abstract This paper discusses and evaluates a fast, reliable and conservative method of estimating the gas initially in place; reservoir properties—permeability, drainage area and skin for volumetric dry-gas reservoirs using a nonlinear flowing material balance and in the absence...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 2–4, 2016
Paper Number: SPE-184382-MS
... Dranchuk neuron Artificial Intelligence Brill gas reservoir evaluation gas compressibility factor correlation equation INTRODUCTION One of the crucial steps in gas reservoir evaluation and simulation is the prediction of gas compressibility factor of natural gas samples. Accurate reservoir...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 4–6, 2015
Paper Number: SPE-178354-MS
... Abstract Geo-pressured gas reservoirs are reservoirs with high pressure gradient of about (0.5 – 1.0) psi/ft. The increase in pressures has been proposed by some authors to be caused by inability of excess fluids to leak-off after major tectonic events of compressional folding or rapid...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 4–6, 2015
Paper Number: SPE-178284-MS
... are quantified with numerical simulation. Then, based on the sensitive-analysis, modification procedures for these traditional methods are proposed and validated with synthetic data. Finally, the modified methods are applied to Sulige gas field, a typical stress-sensitive tight gas reservoir. It can...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 4–6, 2015
Paper Number: SPE-178398-MS
... or standard bottom-hole pressure tests especially in gas reservoirs show that gas-water contact movement can be detected from the late time pressure derivative responses hence, water breakthrough time could be predicted. For a historical pressure transient tests taken at different times, the superimposition...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 4–6, 2015
Paper Number: SPE-178382-MS
... Abstract The presence of oil rim in gas reservoirs could potentially have an impact on the timing and philosophy of gas development in the field. Sound reservoir management strategy requires investigation of the development feasibility of the oil rim as part of the field development planning...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 5–7, 2014
Paper Number: SPE-172421-MS
... observed in the wellbore thereby introducing ‘noise’ that will mask the sensing of pressure transients by the probe. This is not the case in mini-DST test as the production rates are quite low already. However, for a gas reservoir it is sensitive to the permeability-thickness (kh) product in the zone...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 5–7, 2014
Paper Number: SPE-172364-MS
... Abstract Gas recovery factor from water drive gas reservoirs is very low compared to recovery made from depletion drive gas reservoirs. Other problems associated with gas recovery from water drive mechanism include high residual gas saturation in the water invaded zone of the reservoir, high...
Proceedings Papers

Paper presented at the Nigeria Annual International Conference and Exhibition, August 6–8, 2012
Paper Number: SPE-160903-MS
... Abstract Tight gas reservoirs have amounted to almost 50% of the newly proved natural gas reserves of PetroChina Co., Ltd. in the past five years. Horizontal wells with multiple hydraulically fractures have been proved an effective method to promote the development performance in tight gas...

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