Development of Highly Contaminated Gas and Oil Fields, Breakthrough CO2/H2SSeparation Technologies
Bibliographic record
Abstract
Development of Highly Contaminated Gas and Oil Fields, Breakthrough CO2/H2S Separation Technologies Theo Klaver Theo Klaver Shell Global Solutions International BV Search for other works by this author on: This Site Google Scholar Paper presented at the Asia Pacific Oil and Gas Conference and Exhibition, Jakarta, Indonesia, October 2007. Paper Number: SPE-109246-MS https://doi.org/10.2118/109246-MS Published: October 30 2007 Cite View This Citation Add to Citation Manager Share Icon Share Facebook Twitter LinkedIn MailTo Get Permissions Search Site Citation Klaver, Theo. "Development of Highly Contaminated Gas and Oil Fields, Breakthrough CO2/H2S Separation Technologies." Paper presented at the Asia Pacific Oil and Gas Conference and Exhibition, Jakarta, Indonesia, October 2007. doi: https://doi.org/10.2118/109246-MS Download citation file: Ris (Zotero) Reference Manager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex Search Dropdown Menu toolbar search search input Search input auto suggest filter your search All ContentAll ProceedingsSociety of Petroleum Engineers (SPE)SPE Asia Pacific Oil and Gas Conference and Exhibition Search Advanced Search Abstract DescriptionShell Global Solutions International B.V ("Shell")1 has been involved for many years in the development of new technologies to separate CO2 and H2S from highly contaminated natural gas streams. This program has been significantly accelerated in recent years and major milestones have been achieved. The program focuses on technology solutions that are critical to develop (stranded) contaminated hydrocarbon gas and oil fields.Several key technical challenges in the development of highly contaminated gas & oil fields have been overcome with new technologies developed by Shell. These challenges include: contaminant separation at minimal energy consumption and losses at minimum capital investment.This paper will present these challenges and introduce new technologies that can help to reduce project development cost by as much as 40% compared to conventional technologiesApplicationExternal studies (Steiner, 2005) estimate a global (recoverable) resource of some 500 B boe ( = 3000 tcf), as per bar chart figure 3 below, of gas that is 'contaminated' by the previously defined levels H2S and/or CO2. These resources will require specific technologies to develop these fields economically. The bulk of these resources are in the Middle East, Canada, CIS, Asia and Australia. In general, one could say that the predominantly H2S contaminated fields can be found in the northern Americas (Canada), the Middle East (Abu Dhabi, Kuwait, Oman, Saudi Arabia, Qatar), and the Caspian regions (Kazakhstan, Russia). The indicated size exclude resources that could be accessed via H2S / CO2 Enhanced Oil Recovery (EOR).The application of the newly developed technologies will be in the area of contaminated gas fields. With new technologies highly, contaminated gas fields can be economically developed to remove the contaminants from the hydrocarbon gas and re-injection of the contaminants. Since conventional technologies become less economic at increasing percentages of contaminant, the new technologies are specifically targeted at high concentrations of contaminants (>30%). The new technologies aim for efficiencies above 85 %, where efficiency is expressed as a percentage of hydrocarbon sales gas divided by the hydrocarbon feed stream. (Losses are due to fuel gas and hydrocarbons left in the contaminant stream) Keywords: separation and treating, Workplace Hazard, Reservoir Surveillance, production monitoring, Corrosion Inhibition, oilfield chemistry, production control, H2S management, oil field, Corrosion Management Subjects: Well & Reservoir Surveillance and Monitoring, Production Chemistry, Metallurgy and Biology, Processing Systems and Design, Health, Separation and treating, Noise, chemicals, and other workplace hazards, Corrosion inhibition and management (including H2S and CO2) Copyright 2007, Society of Petroleum Engineers You can access this article if you purchase or spend a download.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.002 | 0.001 |
| Science and technology studies | 0.001 | 0.000 |
| Scholarly communication | 0.002 | 0.002 |
| Open science | 0.000 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.008 | 0.005 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".