Table 5 Simulation test results.

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

No.

Bent corner A

Turning radius C

Razor-sharp angle B

Torque of cutter shaft \({\text{y}}_{1}\)/N m

Breakage rate \({y}_{2}\)/%

1

110

25

150

351.2

2.44

2

150

25

150

385.6

1.07

3

110

35

150

395.4

1.19

4

150

35

150

385.5

1.45

5

110

30

140

328.9

2.49

6

150

30

140

363.2

1.23

7

110

30

160

274.2

0.81

8

150

30

160

352.3

1.77

9

130

25

140

306.2

2.48

10

130

35

140

308.5

1.01

11

130

25

160

306.2

0.99

12

130

35

160

304.9

1.91

13

130

30

150

332.2

0.81

14

130

30

150

414.3

1.12

15

130

30

150

418.1

0.93

16

130

30

150

476.2

0.78

17

130

30

150

338.7

0.61

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