Table 2 Ploughing unit’s traction performance.

From: Optimization of the parameters of tillage units

Soil tillage depth (h, cm)

Plough operating width (B, m)

Plough draft resistance (kN)

Net traction coefficient (φ)

Slipping (δ, %)

Specific resistance

coefficient

(\(\:{K}_{s},\) kN m− 2)

14.1

1.78

14.7

0.18

9.0

58.6

18.2

1.78

19.6

0.24

11.0

60.5

22.4

1.77

23.6

0.29

11.8

59.5

26.0

1.76

27.7

0.34

13.8

60.5

30.2

1.76

32.8

0.40

15.0

61.7

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