Table 1 Bench test results.
From: Study on the excess seeds removing performance of a potato precision seed metering device
Sprocket rotational speed | Testing groups | |||
|---|---|---|---|---|
| Â | B1C3 | B2C2 | B3C1 | |
A1 | Average miss-collecting rate % | 2.0 | 2.2 | 2.0 |
Average multi-collecting rate % | 54.8 | 39.6 | 23.6 | |
Average qualified-ESR rate % | 86.6 | 95.8 | 92.0 | |
Average qualified-seeding rate % | 86.2 | 91.6 | 92.2 | |
Average multi-seeding rate % | 8.0 | 4.2 | 0.0 | |
Average miss-seeding rate % | 5.8 | 4.2 | 7.8 | |
A2 | Average miss-collecting rate % | 2 | 3.8 | 6.8 |
Average multi-collecting rate % | 44 | 32.8 | 22.8 | |
Average qualified-ESR rate % | 92 | 85.8 | 86.6 | |
Average qualified-seeding rate % | 88 | 88.4 | 89.6 | |
Average multi-seeding rate % | 4 | 3.8 | 0 | |
Average miss-seeding rate % | 8 | 7.8 | 10.4 | |
A3 | Average miss-collecting rate % | 46.2 | 57.6 | 68.6 |
Average multi-collecting rate % | 2.4 | 8.4 | 9.8 | |
Average qualified-ESR rate % | 90.4 | 81 | 81.8 | |
Average qualified-seeding rate % | 83 | 86.4 | 82.4 | |
Average multi-seeding rate % | 4.8 | 1.8 | 0 | |
Average miss-seeding rate % | 12.2 | 11.8 | 17.6 | |
