Research Article
Principle Research on a Novel Piezoelectric 12-DOF Force/Acceleration Sensor
Table 9
Third-time decoupling analysis results of the 6-axis acceleration sensing module under composite loads.
| Load category | Input value | Output of first-time decoupling | Output of third-time decoupling | Relative error |
| Ax | 98 m/s2 | 88.341 m/s2 | 97.966 m/s2 | 0.0350% | Ay | 98 m/s2 | 104.347 m/s2 | 97.977 m/s2 | 0.0232% | Az | 98 m/s2 | 98.038 m/s2 | 97.994 m/s2 | 0.0064% | αx | 1000 rad/s2 | 1093.901 rad/s2 | 999.337 rad/s2 | 0.0663% | αy | 1000 rad/s2 | 1304.087 rad/s2 | 1001.338 rad/s2 | −0.1338% | αz | 1000 rad/s2 | 1001.562 rad/s2 | 999.991 rad/s2 | 0.0009% |
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