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Bubble point/es

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Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, March 13–14, 2018
Paper Number: SPE-189719-MS
... and the 8th layer of the ES-SAGD process are chosen as the reference time, and the reference layer for heat and mass distribution analysis, respectively. It is found that the interface velocity at this time point and layer is about 0.015 m/d. The above parameters and results are used as the inputs...
Proceedings Papers

Paper presented at the 6th World Petroleum Congress, June 19–26, 1963
Paper Number: WPC-10028
... and properties of the degasified oils. The light Tandis que les caract éristiques du p étrole ne dépendent hydrocarbons, however, increase considerably with the que peu de l 'histoire des r éservoirs et ainsi refl ètent les depth of burial (e. g. bubble points: 141 +3140 p.s.i.a.; roches-mère largement homogènes...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-95019-MS
... above the bubble point and even permitted an optimization of production with bottomhole flowing pressures below the bubble point. Hydraulic prop fracs have successfully shown to be an appropriate means of reservoir management in this oilfield. Overview Geology. The subject field is located...
Proceedings Papers

Paper presented at the SPE Middle East Oil and Gas Show and Conference, March 11–14, 2007
Paper Number: SPE-104543-MS
... cu la te d Bu bb le p oi nt pr es su re ,p si a this study -500 0 500 0 2000 4000 6000 Experimental bubble point pressure ,psia R es id ua l , ps ia Figure 1: Cross plot and residual plot of (this study) based on Iran PVT data. bP Standing 100 1100 2100 3100 4100 5100 100 1100 2100 3100 4100 5100...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180725-MS
... and operational pressures well above the solvent's bubble point. The model predictions were compared with the experimental onset data for asphaltene precipitation over a range of temperature, and they were favourably in agreement. Our results showed that a tuned CPA-SRK EOS combined with the solid solubility...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition and Conference, November 9–12, 2015
Paper Number: SPE-177691-MS
... of this operation included, One of the important challenges in ESP-assisted production is the generation of significant free gas fraction produced in wells at bottom hole when flowing at pressures below the Bubble Point Pressure in low water-cut conditions. In this type of environment, it is typical to limit...
Proceedings Papers

Paper presented at the SPE Europec/EAGE Annual Conference and Exhibition, June 12–15, 2006
Paper Number: SPE-99369-MS
... gh t R el at iv e to W el l ( ft) Figure 3: Field 2 Sensitivities Region below Bubble Point and Gas Production Envelope 0.0 100.0 200.0 300.0 400.0 500.0 600.0 700.0 800.0 900.0 1000.0 Radius from Wellbore (Ft) Pr es su re (P si a) 0 H ei gh t o f w el l/ fo rm at io n (F t)Radial flow pressure...
Proceedings Papers

Paper presented at the SPE International Thermal Operations and Heavy Oil Symposium, November 1–3, 2005
Paper Number: SPE-97842-MS
... were also detected in vapor phase. Mixture viscosities were calculated and fitted to a linear- logarithmic mixing rule. A good match with the measured viscosity was achieved at all temperatures below the bubble point of the mixture. K-values of the solvent pseudo- components were determined using HYSYS...
Proceedings Papers

Paper presented at the 15th World Petroleum Congress, October 12–17, 1997
Paper Number: WPC-29191
... than 5 cp's and its bubble point pressure is below 300 psi. As a result, the reservoirs can be depleted with large drawdown when artificial lifting is implemented. THE FIRST DEVELOPMENT Huizhou 21-1 oil field is the first oil field put on stream in the region. It cons Reservoir Characterization...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–24, 2008
Paper Number: SPE-116239-MS
... permeability curves, with bottomhole pressures above and below the bubble point pressure. It was found that, when the bottomhole pressure falls below the bubble point pressure during a drawdown, a high gas saturation zone is created around the wellbore with two-phase (oil and gas) flow, whereas single phase...
Proceedings Papers

Paper presented at the Nigeria Annual International Conference and Exhibition, August 4–6, 2003
Paper Number: SPE-85650-MS
.... Sayyouh 9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 FV F Measured FVF Estimated FVF Fig. 14- Cross plot for ANN (FVF) 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Measured FVF Es tim at ed F VF Fig. 15- Performance of Standing correlation (FVF) 0 500 1000 1500 2000 2500 3000 3500 Bubble Point...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition and Conference, November 3–6, 2008
Paper Number: SPE-118377-MS
... Abstract This paper presents the results of a study on the factors affecting well deliverability in volatile oil reservoirs producing at flowing bottomhole pressure below bubble point pressure and methods of mitigating well productivity decline due to "gas blockage" when volatile oil...
Proceedings Papers

Paper presented at the SPE Western Regional Meeting, March 26–30, 2001
Paper Number: SPE-68860-MS
... with a relatively high solution-GOR of 35 m3/m3 shows a strong tendency to foam (gas in microbubbles without forming a continuous gas phase) below the bubble point, near the initial reservoir pressure. Core tests with different depletion rates resulted in primary oil recoveries of greater than 30 %. For predicting...
Proceedings Papers

Paper presented at the Nigeria Annual International Conference and Exhibition, July 31–August 2, 2006
Paper Number: SPE-105983-MS
... 45 0 9 18 27 36 45 Experimental Viscosity (cp) Es tim at ed V is co si ty (c p) Fig. 1 Crossplot for oil viscosity above bubble point (this study) R2=0.99 5 A Correlation to Predict the Viscosity of Light Crude Oils SPE 0 8 16 24 32 40 0 8 16 24 32 40 Experimental Viscosity (cp) Es tim at ed V is co...
Proceedings Papers

Paper presented at the International Thermal Operations and Heavy Oil Symposium, October 20–23, 2008
Paper Number: SPE-117447-MS
... and formation volume factor. We define two parameters, the end point entrained gas fraction and the apparent bubble point, adapted from previous studies, to account for the extent of entrained gas fraction in the liquid. The fluid properties are modified to account for the entrained gas and then incorporated...
Proceedings Papers

Paper presented at the Drilling and Production Practice, January 1, 1947
Paper Number: API-47-275
... of the 5,000 psi, absolute, volun~es Use of the Correlat~ons The evaluation of bubble-polnt piessure, bubble-point formatlon volume, and.2-phase formatlon volun~es from the correlations presented In F l g 1, 3, and 5 IS somewhat laborious To facilitate the use of the col-relations, the calculating charts shown...
Proceedings Papers

Paper presented at the Canadian International Petroleum Conference, June 16–18, 2009
Paper Number: PETSOC-2009-065
...1 PAPER 2009-065 Dew Point vs Bubble Point: A Misunderstood Constraint on Gravity Drainage Processes JE NENNIGER N-Solv Corp. L GUNNEWIEK Hatch Ltd. This paper is accepted for the Proceedings of the Canadian International Petroleum Conference (CIPC) 2009, Calgary, Alberta, Canada, 16-18 June 2009...
Proceedings Papers

Paper presented at the Abu Dhabi International Conference and Exhibition, October 10–13, 2004
Paper Number: SPE-88679-MS
... as the reservoir pressure increases. In the first case the bubble point pressure of the oil in the blocks located in the oil zone reduces as the reservoir pressure declines. This process is called bubble point pressure depression. Whereas in the second case the bubble point pressure of the oil in matrix blocks...
Proceedings Papers

Paper presented at the SPE Gas Technology Symposium, April 30–May 2, 2002
Paper Number: SPE-75666-MS
...-MISCIBLE, VISCOSIFIED HYDROCARBON FRACTURING FLUIDS SPE 75666 5 Fig. 2 FX-2 CO2 bubble points. Fig. 3 Fracsol CO2 bubble points. 6 8 10 12 14 16 18 20 22 24 26 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Temp, °C Pr es su re , M Pa 30% CO2 40% CO2 50% CO2 CO2 4 O2 50% 2 6 8 10 12 14 16 18 20 22 24 26...
Proceedings Papers

Paper presented at the Petroleum Industry Application of Microcomputers, June 23–26, 1987
Paper Number: SPE-16497-MS
... parameters are the relative depths of the hole, the collars, the casing and their respective sizes. Figure 2, shown earlier, shows the bubble at the bottom of the well with its top slightly above the collars. (It should be noted that the 143 graphics are done to scale.) At this point, circulation1s restarted...

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