Calculation, validation and simulation of soil reactions on concave agricultural discs

Journal of Agricultural and Engineering Research

Volumn 68, Issue 1, 1997, Pages 63-75

  Hettiaratchi, D R P ^a   Alam, M M ^b  

^a NEWCASTLE UNIVERSITY   (United Kingdom)

^b BANGLADESH AGRICULTURAL UNIVERSITY   (Bangladesh)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0042620376     PISSN: 00218634     EISSN: None     Source Type: Journal    
DOI: 10.1006/jaer.1997.0179     Document Type: Article

References (13)

1. O'Dogherty M J; Godwin R J; Hann M J; Al-Ghazal A A A geometrical analysis of inclined and tilted spherical plough discs. 1996 Journal of Agricultural Engineering Research, 63, 205-218
2. Hettiaratchi DRP The soil contact zones of concave agricultural discs: Part 1, Theoretical analysis. Journal of Agricultural Engineering Research, 1997, 67, 113-125
3. Hettiaratchi DRP The soil contact zones of concave agricultural discs: Part 2, Calculation procedure. Journal of Agricultural Engineering Research, 1997, 67, 127-139
4. Godwin R J; Seig D A; Allott M Soil failure and force prediction for soil engaging discs. Soil Use and Management 1987, 3(3), 106-114
5. Hettiaratchi DRP Prediction of soil forces acting on concave agricultural discs. Journal of Agricultural Engineering Research, 1997, 51-62
6. Sokolovski V V Statics of Soil Media. London: Butterworths Scientific Publications, 1960
7. Reece A R; Hettiaratchi DRPA slip-line method for estimating passive earth pressure. Journal of Agricultural Engineering Research, 1989, 42, 27-41
8. Hettiaratchi D R P; Reece A R The calculation of passive soil resistance. Géotechnique 1974, 24, 289-310
9. Gill W R; Reaves C A; Bailey A C. The effect of geometric parameters on disk forces. American Society of Agricultural Engineers, Winter Meeting, Chicago 1978, Paper No. 78-1535
10. Reaves C A; Gill W R; Bailey A C Influence of width and depth of cut on disk forces. Transactions of the ASAE, 1981, 572-578
11. Gill W R; Reaves C A; Bailey A C The influence of harrow disk curvature on forces. Transaction of the ASCE, 1981, 579-583
12. Alam M M Soil reaction forces on agricultural disc implements PhD Thesis 1989, University of Newcastle upon Tyne
13. Hettiaratchi DRP Predicting the draught requirements of concave agricultural discs. Journal of Terramechanics, 1997 (in press)