Assessing the reactive power support requirements for generators in a competitive electricity market
Bibliographic record
Abstract
Under the new competitive electricity market structure, the active power provided by the generator has become a commodity, entering the transmission grid with few restrictions. It is known that the transmission of active power needs the support of reactive power and the amount of support is a function of the active power transmitted. Our studies found that each generator does need a certain amount of reactive power to support the transmission of its own active power. The amount needed is a function of the generator location, the amount of active power transmitted and others. Any reactive power beyond this amount is purely used as reactive power support and should be remunerated. The main objective of this paper is to present an investigation on the problem of assessing the reactive power support of the generator. In this paper, we propose the concept of minimum VAr requirement (Q/sub min/) for generators. A practical approach to determine the Q/sub min/ has also been developed and tested in a 5-bus system and a medium-sized system. Promising test results verify the validity of the proposed method.
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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 | 0.003 | 0.015 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.000 |
| Research integrity | 0.001 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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 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".