Table 5.
Three groups of calibration results for triaxial accelerometers.
#1 (pulse/m/s2) | #2 (pulse/m/s2) | #3 (pulse/m/s2) | Deviation (ppm) | ||
---|---|---|---|---|---|
Scale factors | ka,x | 5400.4641 | 5400.4518 | 5400.4338 | 2.8218 |
ka,y | 5233.0673 | 5233.0463 | 5233.0383 | 2.8621 | |
ka,z | 5565.1729 | 5565.1577 | 5565.1492 | 2.1575 | |
#1 (arc-sec) | #2 (arc-sec) | #3 (arc-sec) | Deviation (arc-sec) | ||
| |||||
Misalignments | τyx | −57.4562 | −57.5347 | −57.5613 | 0.0546 |
τzx | 1.8155 | 1.7753 | 1.7188 | 0.0486 | |
τzy | −9.0441 | −9.0669 | −9.1034 | 0.0299 | |
τyy | 206264.7982 | 206264.7982 | 206264.7982 | 0 | |
τzz | 206264.8061 | 206264.8061 | 206264.8061 | 0 | |
#1 (μg) | #2 (μg) | #3 (μg) | Deviation (μg) | ||
| |||||
Biases | p0,x | −19.9151 | −18.5515 | −19.2154 | 0.6819 |
p0,y | 1384.2615 | 1386.5858 | 1387.6277 | 1.7233 | |
p0,z | 655.1133 | 656.8854 | 657.6365 | 1.2956 | |
#1 (g/g2) | #2 (g/g2) | #3 (g/g2) | Deviation (g/g2) | ||
| |||||
Squared coefficients | k2,x | 2.9523 × 10−6 | 8.5401 × 10−7 | 1.0946 × 10−6 | 1.1483 × 10−6 |
k2,y | −2.2722 × 10−6 | −4.5485 × 10−6 | −4.7544 × 10−6 | 1.3775 × 10−6 | |
k2,z | −3.3496 × 10−5 | −3.5066 × 10−5 | −3.6377 × 10−5 | 1.4424 × 10−6 |