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Record W2758293662 · doi:10.2118/1017-0022-jpt

E&P Notes (October 2017)

2017· article· en· W2758293662 on OpenAlexaboutno aff
Joel Parshall, Stephen Whitfield, Pam Boschee

Bibliographic record

VenueJournal of Petroleum Technology · 2017
Typearticle
Languageen
FieldEngineering
TopicReservoir Engineering and Simulation Methods
Canadian institutionsnot available
Fundersnot available
KeywordsRevenueProductivityPetroleum industryMarine researchDrillingEngineeringBusinessOceanographyEconomicsFinanceGeologyEconomic growthEnvironmental engineering

Abstract

fetched live from OpenAlex

E&P Notes Researchers Gain Insights Into Microbial Succession in Offshore Wells Joel Parshall, JPT Features Editor Researchers from Shell and Newcastle University in the United Kingdom, in collaboration with the US Department of Energy (DOE) Joint Genome Institute (JGI), have obtained valuable insights into the succession of microbial populations in multiple oil wells drilled in a North Sea field. Findings from the research could influence future industry practices. Microbes play an important part in maintaining the earth’s biogeochemical cycles and are known to have displayed a very successful adaptive capability in extreme subsurface conditions when they are relatively stable. The Shell-Newcastle University research focused on the response of microbes to the disruption of their environment caused by well drilling and production-related activities and the microbial impact on reservoir production. New Study Shows Stanching of Decline in Oil Reserves, Revenue Stephen Whitfield, Senior Staff Writer With the release of Ernst & Young’s (EY) 2017 US oil and gas reserves study, the services firm hosted a presentation in which a panel of its analysts discussed trends among independent and integrated companies within the industry. Along with oil and gas reserves, the panel examined trends in capital expenditures (Capex) for exploration and development activities as well as other performance metrics. A key takeaway from the EY study was that prices are trending lower than in recent history and volatility in price is somewhat subdued. Capex totaled $85.7 billion in 2016, 27% lower than in 2015 and 57% lower than in 2014. The study said that the oil price has stabilized at a “new normal,” and that this stabilization has helped limit the flow of ratings downgrades and reserve revisions from 2015 to 2016. The US Energy Information Administration (EIA) expects the country to see a 4% growth in oil production in 2017. Total Acquires Maersk Oil in $7.5-Billion Deal, Boosts North Sea Presence Pam Boschee, Senior Editor Total will acquire Maersk Oil for $4.95 billion in Total shares and will assume $2.5 billion of Maersk’s debt. The deal will expand Total’s global holdings to approximately 1 billion BOE of 2P/2C reserves, of which more than 80% are in the North Sea. Total said that the combination of its and Maersk’s assets in the North Sea is expected to “generate operational, commercial, and financial synergies” of more than $400 million per year. Closing of the deal is expected in 1Q 2018. Included in the Maersk North Sea holdings are interests in Johan Sverdrup (8.44%) and the Culzean gas condensate field (49.99%). At the end of 2Q, Culzean’s project completion rate was 55%, ahead of the expected 48%. Maersk reported in July that the gas export and condensate pipelines had been laid and all three jackets installed on the field. High-pressure/high-temperature drilling began in July. Production is expected to start in 2019. Demand for Raw Fracturing Sand Set for Healthy Growth Joel Parshall, JPT Features Editor Demand for raw fracturing sand is forecast to increase by more than 4% per year to almost 100 billion pounds in 2021, according to a recently released study by industry research firm, the Freedonia Group. In value terms, raw fracturing sand is expected to grow at a 10% annual rate to more than $3 billion in 2021, which reflects substantial gains in average prices and volume levels. The study, Proppants in North America, presents historical data from 2006, 2011, and 2016. It forecasts to 2021 by type—including raw fracturing sand, resin-coated sand, and ceramic proppant—and market location in pounds and US-dollar values. The study also evaluates key industry players. Raw sand demand is expected to grow in the United States and Canada, with the US being the principal user at a market share of 88% in 2016, the study said. Bidding Interest Drops for Gulf of Mexico Leases Joel Parshall, JPT Features Editor Oil industry interest in obtaining new offshore acreage in the US Gulf of Mexico (GOM) showed a significant decline in the mid-August federal outer continental shelf lease sale, compared with the previous sale in March. US GOM regionwide Lease Sale 249, held by the Bureau of Ocean Energy Management in New Orleans, drew 99 bids from 27 participating companies, with high bids totalling $121 million. The value of all bids received was $137 million for 90 blocks, a decline of 57% in bid value and 45% in block acreage from Central Lease Sale 247 on 22 March. That sale reflected the first increase in industry leasing activity in federal GOM waters in 5 years.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.739
Threshold uncertainty score0.418

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.029
GPT teacher head0.308
Teacher spread0.279 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2017
Admission routes1
Has abstractyes

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