Research Article
Fault Sample Generation for Virtual Testability Demonstration Test Subject to Minimal Maintenance and Scheduled Replacement
Table 1
Fault modes and their occurrence percentage ratio.
| Code | Fault mode | Fault unit | OPR |
| A1 | No signal output | Antenna | 7.1% | A2 | Unstable signal output | Antenna | 3.7% | A3 | No rotation output | Pitching motor | 10.7% | A4 | Angle output tolerance | Pitching motor | 7.1% | A5 | No turning signal output | Pitching motor driver | 12.5% | A6 | Turning signal output tolerance | Pitching motor driver | 5.4% | A7 | No rotation output | Azimuth motor | 8.9% | A8 | Angle output tolerance | Azimuth motor | 5.4% | A9 | No turning signal output | Azimuth motor driver | 10.7% | A10 | Turning signal output tolerance | Azimuth motor driver | 7.1% | A11 | No control signal output | Motion control card | 8.9% | A12 | Control signal output error | Motion control card | 12.5% |
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