An electro-mechanical limb shaker for fruit thinning

Computers and Electronics in Agriculture

Volumn 61, Issue 2, 2008, Pages 213-221

  Rosa, U A ^a   Cheetancheri, K G ^a   Gliever, C J ^a   Lee, S H ^a   Thompson, J ^a   Slaughter, D C ^a  

^a University of California   (United States)

Author keywords

Limb shaker; Mechanical thinning; Peaches; Prunes and nectarines

Indexed keywords

ELECTROMAGNETIC FIELDS; FINITE ELEMENT METHOD; IMAGE ANALYSIS; MANIPULATORS;

FORCE COUPLING MANIPULATOR; LIMB SHAKER; MECHANICAL THINNING;

ELECTRONIC EQUIPMENT;

COST-BENEFIT ANALYSIS; CROP HUSBANDRY; ELECTRONIC EQUIPMENT; FINITE ELEMENT METHOD; FRUIT; IMAGE ANALYSIS; ORCHARD;

CALIFORNIA; NORTH AMERICA; UNITED STATES;

PRUNUS PERSICA; PRUNUS PERSICA NUCIPERSICA;

EID: 39149135840     PISSN: 01681699     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.compag.2007.11.008     Document Type: Article

References (40)

1. ABAQUS, 2007. Software by Hibbitt, Ver. 6.7.1. Karlsson & Sorensen, Inc., Pawtucket, RI.
2. Abdel-Fattah H.M., Shackel K.A., and Slaughter D.C. Substantial vertical tree displacements occur during almond shaker harvesting. Appl. Eng. Agric. 19 2 (2003) 145-150
3. Adrian P.A., and Fridley R.B. Shaker-clamp design in relation to allowable stresses of tree bark. Trans. ASAE 7 3 (1964) pp. 232-234, 237
4. Affeldt H.A., Marshall D.E., and Brown G.K. Relative dynamic displacements within a trunk shaker clamp. Power Mach. Div. ASAE 31 2 (1988) 323-330
5. Affeldt H.A., Brown G.K., and Gerrish J.B. A new shaker for fruit and nut trees. J. Agric. Eng. Res. 44 1 (1989) 53-66
6. Baugher T.A., Elliott K.C., Leach D.W., Horton B.D., and Miller S. Improved methods of mechanically thinning peaches at full bloom. J. Am. Soc. Horticult. Sci. 116 5 (1991) 766-769
7. Berlage A.G., and Langmo R.D. Tests show hand thinning peaches is still best. Sept. Peach Times (1981)
8. Berlage, A.G., Langmo, R.D., 1977. Comparison of Hand and Mechanical Thinning of Peaches. Paper 77-1528. ASAE, St. Joseph, Michigan.
9. Brown G.K. Minimizing trunk damage from shakers. Proceedings of the 57th Annual University of California Farm Machinery Conference (1988), Department of Agricultural Engineering, University of California, Davis, CA
10. Brown G.K., Rauch M.H., and Timm E.J. Improved clamp pad for trunk shakers. Trans. ASAE 31 3 (1988) 677-682
11. Castro-Garcia S., Gil-Ribes J.A., Blanco-Roldan G.L., and Aguera-Vega J. Mode shapes evaluation of trunk shakers used in oil olive harvesting. Trans. ASABE 50 3 (2007) 727-732
12. Daniell J.W. Thinning peaches in eastern United States. In: Childers N.F., and Sherman W.B. (Eds). The Peach-World Cultivars to marketing (1988), Somerset Press 649-656
13. Dennis Jr. F.G. The history of fruit thinning. Plant Growth Regul. 31 (2000) 1-16
14. Erdogan D., Guner M., Dursun E., and Gezer I. Mechanical harvesting of apricots. Biosyst. Eng. 85 1 (2003) 19-28
15. Fitch L.B. Crop Control Diam./Sunsweet News 2 (1980) 4 5, 41
16. French B.O. Thinning of canning peaches for better yields of larger fruit. Agric. Assoc. New South Wales 59 (1948) 27-30
17. Fridley, R.B., Adrian, P.A., 1966. Mechanical Harvesting Equipment for Deciduous Tree Fruits Bull. 825. California Agriculture Experiment Station, University of California.
18. Garman C.F., Diener R.G., and Stafford J.R. Effect of shaker type and direction of shake on apple detachment. J. Agric. Eng. 17 (1972) 195-202
19. Glenn D.M., Peterson D.L., and Giovannini D. Mechanical thinning of peaches is effective postbloom. HortScience 29 8 (1994) 850-853
20. Grausland J. Fruit thinning. V. Experiments with chemical and mechanical thinning of plums. Tideskrift Planteavl 84 (1980) 519-529
21. Hancock B.G., Powell A.A., and Worthington J.W. Mechanical thinning of peaches. Peach-World Cultivars Market. (1988) 667-672
22. Havis A.L. Effect of time of fruit thinning of 'Redhaven' peach. Proc. Am. Soc. Horticult. Sci. 80 (1962) 172-176
23. Horvath E., and Sitkei G. Energy consumption of selected tree shakers under different operational conditions. J. Agric. Eng. Res. 80 2 (2001) 191-199
24. Horvath E., and Sitkei G. Damping properties of plum trees shaken at their trunks. Trans. ASAE 48 1 (2005) 19-25
25. Hussain A.M.M., Rehkugler G.E., and Gunkel W.W. Tree limb response to a periodic discontinuous sinusoidal displacement. Trans. ASAE 18 4 (1974) 614-617
26. Kemp J.G., and Melanson B.A. Mobile limb shaker for apple harvesting. Can. Agric. Eng. 19 (1977) 88-91
27. Lang Z. A fruit tree stability model for static and dynamic loading. Biosyst. Eng. 85 4 (2003) 461-466
28. Lang Z. Dynamic modelling structure of a fruit tree for internal shaker system design. Biosyst. Eng. 93 1 (2006) 35-44
29. Mateev L.M., and Kostadinov G.D. Probabilistic model of fruit removal during vibratory morello harvesting. Biosyst. Eng. 87 4 (2004) 425-435
30. Moore J.R., and Maguire D.A. Natural sway frequencies and damping ratios of trees: influence of crown structure. Trees 19 (2005) 363-373
31. Markwardt E.D., Guest R.W., Cain J.C., and Labelle R.L. Mechanical cherry harvesting. Trans. ASAE 7 1 (1964) pp. 70-74, 82
32. Peterson D.L., Bennedsen B.S., Anger W.C., and Wolford S.D. A systems approach to robotic bulk harvesting of apples. Trans. ASAE 42 4 (1999) 871-876
33. Peterson D.L., and Wolford S.D. Mechanical harvester for fresh market quality stemless sweet cherries. Trans. ASAE 44 3 (2001) 481-485
34. Rosa, U.A., Diezma-Iglesias, B., Lee, B.S., Thompson, J.F., 2005. Sensing of Fruit Removal in Tree Branches. Paper 05-1082. ASAE, St. Joseph, Michigan.
35. Spatz H.C., and Speck O. Oscillation frequencies of tapered plant stems. Am. J. Bot. 89 1 (2002) 1-11
36. Sellier D., Fourcaud T., and Lac P. A finite element model for investigating effects of aerial architecture on tree oscillations. Tree Physiol. 26 (2006) 799-806
37. Tufts, W.P., March 1923. Thinning Deciduous Fruits. University of California, College of Agriculture, Agriculture Experiment Station, Circular No. 258.
38. Upadhyaya S.K., Rand R.H., and Coke J.R. Dynamics of fruit tree trunk impact. Trans. ASAE 24 4 (1981) 846-855
39. Webster A.D., and Spencer J.E. Fruit thinning plums and apricots. Plant Growth Regul. 31 (2000) 101-112
40. Whitney J.D., Smerage G.H., and Block W.A. Dynamic analysis of a trunk shaker-post system. Trans. ASAE 33 4 (1990) 1066-1070