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Keywords: frequency
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Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206173-MS
.../L of sulfate in injection water, which makes water quality monitoring more critical and challenging. Current industrial practice relies on only pressure drop and a constant cleaning interval frequency to perform SRU maintenance which may result in reduced membrane life due to frequency cleaning...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206383-MS
...-definition frequency tool for pipes and multiples casing for metal loss detection. This state-of-the-art technology is a noticeable improvement over existing tools, due to an important increase in the number of sources, number of detectors and wide range of working frequencies. The combination...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205877-MS
... a selection of HSE reports (RIRs) submitted to the company’s HSE reporting system over a 10-year time period as a reference dataset. A series of prediction algorithms were developed to analyze the dataset and categorize the HSE risks by potential severity and frequency using a formulated risk index...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205860-MS
... primary components that are packaged in a single oil-filled enclosure. Designed to operate on three phases, (480 volts, 50 / 60 Hz), the technology enables a balanced electrical load. Firstly, the 480 volts is conditioned to produce a variable amplitude and variable frequency voltage supply...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205904-MS
...Abstract Abstract In this paper we present a new type of vibration related to PDC bits in drilling and its mitigation: a vibration coupled in axial, lateral and torsional directions at a high common frequency (3D coupled vibration). The coupled frequency is as high as 400Hz. 3D coupled...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206233-MS
... (1) 1 T 2 a p p a r e n t = 1 T 2 i n t r i n s i c + γ 2 ( G ⋅ t E ) 2 ⋅ D 12 NMR Processing and Petrophysical Interpretation Data Processing Method for T2intrinsic and T2apparent (T1T2 IFMI) For multi-frequency...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206253-MS
... ). While it may not be cost efficient to increase survey frequency from the industry standard of 30ft-200ft, it is possible using the techniques defined in this research to maintain current survey intervals and increase wellbore placement accuracy while reducing positional uncertainty by up to 45% over...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206031-MS
... accumulation frequency capillary number pore & radke capillary pressure accumulation time Introduction Gas injection into oil-bearing reservoirs is a practical method that is widely used to enhance oil recovery ( Lake et al., 2014 ). It has, however, some shortcomings because of the viscosity...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206353-MS
...Abstract Abstract This paper reviews field data where high-frequency torsional oscillation (HFTO) was seen on previous bit runs and hypothesizes on features or design metrics that may have directly influenced this vibration. This paper investigates four metrics of bit design: Cutter wear, shear...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206329-MS
... production optimization enhanced recovery sagd reservoir simulation frequency flp procedure production rate depressurization field operator asset and portfolio management steam-assisted gravity drainage drillstem/well testing standard procedure implementation choke valve operator choke size...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201336-MS
... such as sodium chloride in the aqueous phase played a critical role in altering the dynamics of both the rheological properties development and the interfacial tension. oilfield chemistry rock/fluid interaction droplet chemical treatment frequency elasticity enhanced recovery fluid compatibility...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201371-MS
... to express the intrinsic relationship experienced under the influence of reservoir properties. The presented relationships also enable the estimation of dielectric properties as a function of reservoir heterogeneity. bitumen frequency enhanced recovery upstream oil & gas reservoir...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201316-MS
... with a single well-determined frequency. The difference between irregular and regular flows depends on the magnitude of the pressure gradient acting along the pipeline’s length. production control production logging artificial intelligence production monitoring flow in porous media reservoir...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201476-MS
... to operators for managing wellhead pressure and pump frequency with the aim of maximizing drawdown, stabilizing the well, and extending the ESP run life. A key finding is that irrespective of the cause, it is always best to operate the ESP at rates greater that the best efficiency point, which usually requires...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201488-MS
... strategies, and fracture and well spacing. pressure transient analysis artificial intelligence upstream oil & gas reservoir characterization drillstem testing reservoir geomechanics pressure transient testing perforation friction loss procedure frequency estimation diagnostic fracture...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201496-MS
... offsets gave an overview of potential resistivity contrast between fluids and their contact positions. The pre-well study is therefore essential to optimize depth of detection (DOD) versus sensitivity through forward modeling of various frequencies and spacing selections. This phase is also necessary...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201512-MS
... on the well condition. Synthetic and field data results show that the proposed method significantly improves the accuracy of the 2D flow map by removing the erroneous map artifacts due to guided waves. The low-frequency energy due to guided waves is also removed from the frequency spectrum log. The amplitude...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201645-MS
... in three categories of coarse-, medium- and fine-sandstones were selected and nearly 1,400 resistivity data were measured at various electrolyte salinities and frequencies in the range of 1,000 to 100,000ppm and 12Hz to 10,000Hz respectively. Overall more than a thousand values of Archie formation factors...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201534-MS
... as they move through the pipe. Even in the low-frequency DAS data band (<0.5 Hz), it appears that the higher background noise-level is associated with the rising bubbles. Detailed analysis of the DAS data indicates individual bubbles can be traceable if they are separated more than a gauge length...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201550-MS
... computing real time system downstream oil & gas frequency thingspeak platform natural gas sour gas field h2s management cloud location internet communication link operator asset and portfolio management gas processing upstream oil & gas midstream oil & gas corrosion management...

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