Innovative PLC Design Concepts for Petroleum Pipeline and Terminal System
Bibliographic record
Abstract
Enbridge Inc. operates the world’s longest crude oil and refined liquids pipeline system. The company owns and operates Enbridge Pipelines Inc. (the Canadian portion of the Enbridge crude oil mainline) and a variety of affiliated pipelines in Canada and the United States. It also has approximately, a 12% interest in Enbridge Energy Partners, L.P. which owns the Lakehead Pipeline System in the United States. These pipeline systems have operated for over 50 years and now comprise approximately 15,000 kilometers (9,000 miles) of pipeline, delivering more than 2.2 million barrels per day of crude oil and refined liquids. The combination of the Enbridge System in Canada and the Lakehead System in the United States brings together the primary transporter of crude oil from Canada into the United States. It is also the only pipeline that transports crude oil from Western Canada to Eastern North America, serving all of the major refining centres in the province of Ontario as well as the Great Lakes region of the United States. The system consists of approximately 9000 kilometers (5,600 miles) of mainline pipe in Canada, and 5300 kilometers (3,300 miles) of mainline pipe in the United States. The Canadian portion of the pipeline system extends from Edmonton, Alberta as the primary initiating facility, across the Canadian prairies to the U.S. border near Gretna, Manitoba. It continues again from the U.S. border near Sarnia, Ontario, to Toronto, Ontario, and Montreal, Quebec, with lateral lines to Nanticoke, Ontario, and Niagara Falls, Ontario. The total length of the pipeline right-of-way is nearly 2300 kilometers (1,400 miles).
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
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 teacher head, 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".