Sizing and Analysis of a DC Stand-Alone Photovoltaic-Battery System for a House in Libya
Bibliographic record
Abstract
This paper presents an isolated Photovoltaic (PV)-battery system for fulfilling the load of a typical house located in Benghazi, Libya. 48 V DC is considered as the bus voltage. The proposed system has been sized using HOMER Pro software and found to consist of 28 PV panels, 330 watts each, and 32 lead-acid battery banks of 12 V, 219 Ah. The dynamic model of the system is implemented in MATLAB/Simulink software. The results show that the proposed system can provide a stable 48 V DC for the intended load. It can also be used to meet the electricity needs of houses with low loads or rural communities with basic electricity needs. The performed economic analysis reveals that the proposed system - with a net present cost of $42,892 - can generate electricity at a cost of $0.365/kWh, indicating that such a system will make economic sense in remote off-grid areas.
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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 | 0.001 |
| 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".