Research Article
Analysis and Mathematical Model for Restitution of Voltage Using Dynamic Voltage Restorer
Table 3
Comparison of distorted voltage, injected voltage, and load voltage for different controllers (fault compensation).
| Controllers | Faults | Distorted voltage (volts) | Injected voltage (volts) | Load voltage (volts) | Phase A | Phase B | Phase C | Phase A | Phase B | Phase C | Phase A | Phase B | Phase C |
| PI | LG | 225 | 415 | 390 | 85 | 0 | 23 | 310 | 415 | 413 | LL | 413 | 340 | 330 | 2 | 63 | 72 | 415 | 403 | 402 | LLG | 410 | 310 | 320 | 5 | 90 | 70 | 415 | 400 | 390 | 3 phase | 210 | 210 | 210 | 215 | 205 | 170 | 425 | 405 | 380 |
| SRF | LG | 225 | 415 | 390 | 188 | 0 | 20 | 413 | 415 | 410 | LL | 413 | 340 | 330 | 2 | 72 | 80 | 415 | 412 | 410 | LLG | 410 | 310 | 320 | 5 | 101 | 93 | 415 | 411 | 413 | 3 phase | 210 | 210 | 210 | 215 | 210 | 170 | 425 | 420 | 380 |
| Fuzzy | LG | 225 | 415 | 390 | 190 | 0 | 25 | 415 | 415 | 415 | LL | 413 | 340 | 330 | 2 | 75 | 85 | 415 | 415 | 415 | LLG | 410 | 310 | 320 | 5 | 105 | 95 | 415 | 415 | 415 | 3 phase | 210 | 210 | 210 | 215 | 215 | 215 | 415 | 415 | 415 |
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