Table 9 Forward and reverse rotation test tool shaft torque comparison.

From: Study on digging form of mechanized harvesting of Cyperus esculentus and optimization test of device parameters

Test number

Positive rotation knife shaft torque

Counter-rotating cutter shaft torque

1

513.4

334.2

2

504.8

341.3

3

499.7

336.4

4

498.6

335.7

5

502.4

340.1

Average value

503.78

337.54

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