Maximizing Waters of the Niagara River for Power Generation: Challenges Constructing the Niagara Tunnel Intake Approach
Bibliographic record
Abstract
<p>The Niagara River, forming part of the boundary between Canada and the United States, carries water averaging 6,000 m3 per second and drops about 100 m along its route from Lake Erie to Lake Ontario. Over half of the drop occurs at the world famous Niagara Falls. Since the late 19th century, power plants have been developed on both sides of the river to tap into this valuable natural resource. Due to progressive retirement of the century old inefficient hydro stations adjacent to the Falls, and Ontario Government initiatives to close remaining coal-fired generating stations, Ontario Power Generation Inc. decided in 2004 to proceed with the construction of the CAD$1.6 billion Niagara Tunnel Project to boost average annual generation at the existing Sir Adam Beck hydroelectric stations by 1.6 billion kilowatt-hours. One major challenge is the design and construction of the intake approach located in the 2 km wide upper Niagara River to direct water into the 12.7 m diameter tunnel, as outlined in this paper.</p>
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 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".