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Balancing a survey

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Proceedings Papers

Paper presented at the 1st World Petroleum Congress, July 18–24, 1933
Paper Number: WPC-1035
... SUMMARY THE author discusses the interpretation of a torsion balance survey made in South America. From the observed gradients the supposition of a subsurface structure of fault character and the supposition of an anticlinal structure were equally probable. Sub-surface geological sections...
Journal Articles
SPE J. 9 (03): 351–356.
Paper Number: SPE-2438-PA
Published: 01 September 1969
... by material balance, gravity survey, pressure transient analysis, magnetic survey and the potentiometric model. Better methods are needed to potentiometric model. Better methods are needed to predict more accurately the economics of fieldwide predict more accurately the economics of fieldwide application...
Proceedings Papers

Paper presented at the 8th World Petroleum Congress, June 13–18, 1971
Paper Number: WPC-14126
... field surveys, torsion balance, gravity surveys and refraction seismograph data. Later, as more was known about the structure of the basin, reflection seismograph mapping, modified by structure drill data, became the most effective method to locate the faults along which oil may have accumulated...
Journal Articles
The Way Ahead 08 (03): 23–24.
Paper Number: SPE-0312-023-TWA
Published: 01 October 2012
...Jarrett Dragani Soft Skills - A survey looking at work/life balance in the 21st century. Work to live, or live to work? Working hard, getting the job done, and having a fulfilled life at home—can we really have it all? In a globalized world where business never stops and nearly all our business...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2636-MS
... utilizing a statistical estimation-based forward tendency model. A PDM curve rate along with rotary build/drop and walk rates are balanced with the stationary surveys to capture the actual curve rates between the longer spaced surveys. A similar process is used when drilling with a RSS. This data allows...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–11, 2017
Paper Number: SPE-187209-MS
... survey calculation methods like Minimum Curvature, Balanced Tangential and Natural Curve methods with complex curves like a cubic spline, Bezier, Catenary, and clothoid to describe the corrective path. Here, the corrective path is divided into two sections. The curve properties like curve length...
Proceedings Papers

Paper presented at the ASSE Professional Development Conference and Exposition, June 7–10, 2015
Paper Number: ASSE-15-574
... have been surveyed, and the results of that survey will be presented in this session. In addition, their lessons learned, how some leading metrics did not meet expectations, will be discussed. Foremost, the concept of the balanced scorecard, four quadrants being measured simultaneously to provide...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21258-MS
... solution of finding a correction using the uncorrected survey measurements. In their book, Samuel and Liu (2006) argue the following: The accuracies of the average angle method and the balanced tangential methods are lower. The radius of curvature (or cylindrical-helix) method...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3582220
... a 3D triple-source seismic survey that optimally balances survey objectives, data quality, operational constraints and costs. In this paper, we use a field data example acquired in Mauritania to illustrate practical considerations for designing and acquiring a triple-source survey. A benchmark test...
Proceedings Papers

Paper presented at the SPE Reservoir Characterisation and Simulation Conference and Exhibition, September 17–19, 2019
Paper Number: SPE-196719-MS
... and reservoir modelling. In period 2015 - 2018 a large bulk of geological and field development data was collected in the Astokh field, in particular: cased and open hole logs, core, open hole pressure measurements, flowing and closed-in bottom hole pressures, well tests, new 4D seismic surveys (2015, 2018...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3425875
... Geothermal energy resources are sustainable if the rates of energy extraction and recharge are balanced, and renewable over 100s of years if not. Electric power generation and district heating have been supported commercially by producing hot water from permeable geothermal reservoirs at 200...
Proceedings Papers

Paper presented at the SPE Annual Caspian Technical Conference, October 21–22, 2020
Paper Number: SPE-202566-MS
... for production increase. In accordance with the conducted surveys, the reservoir geology was refined, inefficient injectors in terms of pressure support was identified, and it was advised to redistribute the injection to balance it out that will ultimately lead to production increase. production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 4–7, 2009
Paper Number: SPE-124286-MS
... survey used in the oil and gas industry was a gravity gradiometry survey. In 1915 a torsion balance was used to survey the Egbell oilfield in Slovakia by the D'Arcy Exploration Company, an affiliate of the Anglo-Iranian Oil Company, later to become BP. The results were highly successful but due...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196360-MS
... for preventive maintenance activity, SBHP survey could be performed. Additional pressure data was utilized to update the OGIP analysis by combining several methods such as p/z analysis, flowing material balance, rate transient analysis and history matching of dynamic model analysis. The analysis shows conclusive...
Journal Articles
J Pet Technol 73 (02): 10.
Paper Number: SPE-0221-0010-JPT
Published: 01 February 2021
...Pam Boschee Outlooks for the oil and gas industry continue to vary along with the supply/demand balance and the continued effects of COVID-19 across the globe. As the outlooks and realities vary, so too do the effects on the global workforce in the energy sector. Last month, Tim Gould, head...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, November 11–14, 2007
Paper Number: SPE-110051-MS
... be taken promptly to overcome the potential for talent loss through migration to other industries and companies. Supporting work-life balance is a critical element in ensuring long-term sustainability of the energy professional workforce. Analysis of surveys of both young and more experienced oil and gas...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196449-MS
... Schilthuis (1936 ) developed the zero-dimension material balance equation (MBE). The equation has long been regarded as one of the fundamental tools for interpreting and forecasting reservoir performance ( Dake, 1978 and Hagoort et al., 2000 ). Havlena and Odeh (1963 & 1964...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2013
Paper Number: SPE-168112-MS
... employment with the successor organization following a merger or acquisition was not considered to be an employer change event in this survey. Table 2 shows the number of people in each of the groups we compared. The number of different employers for which people have worked is shown in Figure 4...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–24, 2008
Paper Number: SPE-115714-MS
... of the ordinary wells such as extended-reach wells and multiple-target wells. The earliest method of survey calculation is the tangential method. It is no longer used because it shows considerable error. In 1950's, the industry (Edison, 1957; Walstrom et al, 1972) provided the average angle method and balanced...
Proceedings Papers

Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5833924
... Summary We use finite-difference (FD) modeling to study the effect of spatial sampling on coherent noise suppression in 3D land seismic surveys. We compute realistic signal and noise wavefields separately and then combine them in various ways to form 3D surveys with variable S/N. We use two...

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