Internet of Things-driven intelligent ventilation system for buildings in humanized designs
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19. März 2025
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Online veröffentlicht: 19. März 2025
Eingereicht: 24. Okt. 2024
Akzeptiert: 10. Feb. 2025
DOI: https://doi.org/10.2478/amns-2025-0510
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© 2025 Xing Liu et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
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Figure 5.
Figure 6.
Conventional control and fuzzy control comparison
| Control method | Hypermodulation (%) | Rise time (s) | Adjust time(s) | Steady state error(%) |
|---|---|---|---|---|
| Conventional control | 30 | 0.09 | 0.63 | 3 |
| Fuzzy control | 10 | 0.06 | 0.42 | 2 |
Part of the collection of sample Numbers
| Group number | Carbon monoxide (ppm) | Oxygen (vol.) | Temperature (°C) |
|---|---|---|---|
| 1 | 60.5 | 21.97 | 25.2 |
| 2 | 47.2 | 21.74 | 26.1 |
| 3 | 41.1 | 21.55 | 26.6 |
| 4 | 36.9 | 20.96 | 27.5 |
| 5 | 33.7 | 20.37 | 27.4 |
| 6 | 30.8 | 20.02 | 28.2 |
| 7 | 28.6 | 20.19 | 29.6 |
| 8 | 22.2 | 19.46 | 30.8 |
| 9 | 16.7 | 19.37 | 31.2 |
| 10 | 58.3 | 18.22 | 31.5 |
| 11 | 69.7 | 19.32 | 30.6 |
| 12 | 79.2 | 20.03 | 29.2 |
| 13 | 81.1 | 20.27 | 28.6 |
| 14 | 83.3 | 20.68 | 27.9 |
| 15 | 84.7 | 21.14 | 27.4 |
| …… | …… | …… | …… |
System test table
| Name | Content | Test frequency | Success number |
|---|---|---|---|
| PC client | Power control | 120 | 115 |
| Fault alarm | 120 | 115 | |
| Data display | 120 | 120 | |
| Equipment control | 120 | 115 |