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Record W2793277843 · doi:10.2118/0218-0026-jpt

Vaca Muerta Rising: Building Unconventional Production From the Ground Up in Argentina

2018· article· en· W2793277843 on OpenAlex
Stephen Rassenfoss

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueJournal of Petroleum Technology · 2018
Typearticle
Languageen
FieldEngineering
TopicReservoir Engineering and Simulation Methods
Canadian institutionsnot available
Fundersnot available
KeywordsUnconventional oilPoliticsnobodyGeologyTight oilOil shaleEconomyPolitical scienceEconomicsPaleontologyLawComputer scienceComputer security

Abstract

fetched live from OpenAlex

Vaca Muerta Rising: Building Unconventional Production From the Ground Up in Argentina What is unconventional exploration and production in Spanish? YPF goes with “no convencional.” The translation, not conventional, is a literal description for the sort of ultra-tight reservoir rock in the Vaca Muerta, the huge formation that the Argentine oil company says can return the country to the ranks of energy-exporting nations. Not conventional is also the essential mindset required to do something nobody else in the world has accomplished: develop a massive shale play outside the US and Canada. The potential is there. The US Energy Information Administration ranks Argentina second in the world among unconventional formations for technically recoverable gas and fourth for oil. When YPF announced the discovery of a world-class shale play in 2011, it marked the start of years of work to solve a multidimensional puzzle presenting daunting geological, business, and political problems that has stymied the global spread of unconventional development. In the 6 years since then, YPF has shown it is possible to make money drilling and completing wells when oil prices are around $50/bbl while developing a block with Chevron. Vaca Muerta Rising: Faster and Cheaper Without Losing Better After Gustavo Astie, executive manager for unconventionals at YPF, presented what he thought was an aggressive growth plan for the coming year to YPF management, he was asked: Would it be possible to go faster? The answer was, there are limits. In the past 6 years, YPF has built a foundation for profitably developing the Vaca Muerta, but it is just now beginning to see if what worked in the initial pilots can be transferred elsewhere in the huge formation. When it comes to the pace of development, YPF needs to work with corporate partners providing much-needed money as well as expertise. Those partners include some of the biggest, most technically savvy companies in the industry, which took their time getting into unconventional development. Vaca Muerta Rising: A Trip Along the Learning Curve A drive down a gravel road in the Loma Campana follows the steep early learning curve in the Vaca Muerta. There are large pump jacks on old single wells left from the early days when vertical wells were drilled on scattered sites in a place that looks a lot like West Texas. There are pads with four vertical wells forming a rectangle. That pattern reduced the time needed to drill the wells by shortening the trip from well to well for older rigs not built to walk or slide on skids. Still it used two rigs, and the wells were far less productive than horizontal ones. A flexible pipeline snakes along the edge of the road leading to a fracturing site where it supplies the fresh water needed for the job. Flexible water lines have become a common sight, replacing fleets of trucks pounding down the bumpy, unpaved roads. Vaca Muerta Rising: Forces Favoring Shale Development are Aligned in Argentina, for Now It is easy to fixate on what it will take to extract huge volumes of oil and gas from the nearly impermeable rock within the Vaca Muerta. But in terms of the future of the huge Argentine unconventional formation, “the aboveground risk is far more important in the pace of development,” said Robert Lewis, a senior research analyst covering Latin America upstream for IHS Markit. Scaling up this unconventional play will require spending billions of dollars a year and support from government policies that promote a stable investment climate, the ability to move money and goods in and out of the country, affordable deals with labor unions, and improved infrastructure. Vaca Muerta Rising: Creating a Family-Friendly Oilfield Boomtown Añelo is a small town in an arid, sparsely populated area with a new supermarket, police station, bank, skate park, hotel, and hospital. In the past decade the population has roughly tripled to 7,000, and in 5 years, it is expected to nearly triple again to 20,000. The catalyst for this boom is the development of the Vaca Muerta, an enormous unconventional oil formation that extends under the town. As the town nearest to YPF’s office for this huge play, Añelo has recently attracted a cluster of service company offices, warehouses, and equipment yards on the edge of town. And more growth is expected as the national oil company scales up development. For YPF, the goal is to turn the fast-growing town into a good place to live for workers and their families. But that is hardly a sure thing.

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.

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)0.001
metaresearch head score (Gemma)0.000
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: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.268
Threshold uncertainty score0.351

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
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 science0.0000.000
Research integrity0.0000.001
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 head0.017
GPT teacher head0.274
Teacher spread0.257 · 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