Soft grippers for automatic crop harvesting: A review

E Navas, R Fernández, D Sepúlveda, M Armada… - Sensors, 2021 - mdpi.com
Agriculture 4.0 is transforming farming livelihoods thanks to the development and adoption
of technologies such as artificial intelligence, the Internet of Things and robotics, traditionally …

Mechanical harvesting of selected temperate and tropical fruit and nut trees

L Afsah‐Hejri, T Homayouni, A Toudeshki… - Horticultural …, 2022 - Wiley Online Library
Manual harvesting of fruits is an expensive, time‐consuming, and labor‐intensive operation.
Due to labor shortages in the late 1950s, mechanical harvesters were developed to reduce …

Multi-class object detection using faster R-CNN and estimation of shaking locations for automated shake-and-catch apple harvesting

J Zhang, M Karkee, Q Zhang, X Zhang… - … and Electronics in …, 2020 - Elsevier
In order to address the challenge of labor shortages, and to reduce costs of apple
harvesting, a targeted shake-and-catch technique is being developed at Washington State …

Optimal vibration parameters for olive harvesting from finite element analysis and vibration tests

Z Niu, Z Xu, J Deng, J Zhang, S Pan, H Mu - Biosystems Engineering, 2022 - Elsevier
Highlights•A three-dimensional model of an olive tree including some small branches was
established.•Optimal parameters were determined through modal and harmonic response …

[HTML][HTML] Recent progress and future prospects for mechanized harvesting of fruit crops with shaking systems

Y Pu, S Wang, F Yang, R Ehsani, L Zhao, C Li… - International Journal of …, 2023 - ijabe.org
Mechanized harvesting technologies with shaking systems for fruit industry have been
widely investigated and significantly developed over the past several decades which were …

Analysis of shaking-induced cherry fruit motion and damage

J Zhou, L He, M Karkee, Q Zhang - Biosystems Engineering, 2016 - Elsevier
Highlights•More tilting and beam-column motions are found in vibration harvesting.•Fruit
detaching time may be improved using properly designed trellis system.•14 Hz vibration …

Simulation study on the effects of tine-shaking frequency and penetrating depth on fruit detachment for citrus canopy-shaker harvesting

TH Liu, G Luo, R Ehsani, A Toudeshki, XJ Zou… - … and Electronics in …, 2018 - Elsevier
The overall low detachment percentage in citrus mechanical harvesting is a concerning
problem. Studies of the effects of tine-shaking frequency and penetrating depth on fruit …

Effect of catching surface and tilt angle on bruise damage of sweet cherry due to mechanical impact

J Zhou, L He, M Karkee, Q Zhang - Computers and Electronics in …, 2016 - Elsevier
Fruit bruise damage induced by mechanical impact is the most critical obstacle for the
application of mechanical harvesting on fresh-market sweet cherries. One of main sources of …

Optimising the efficiency of olive harvesting considering operator safety

G Aiello, M Vallone, P Catania - Biosystems Engineering, 2019 - Elsevier
Highlights•SHAVE system used to evaluate the vibration dose received by the worker.•The
vibration dose accumulated by the operator can be seen as a safety dose budget.•The …

Determination of Vibration Picking Parameters of Camellia oleifera Fruit Based on Acceleration and Strain Response of Branches

D Wu, E Zhao, D Fang, S Jiang, C Wu, W Wang… - Agriculture, 2022 - mdpi.com
This study examines the means of reducing the damage to the branches of Camellia oleifera
in the process of vibration picking and solving the problems of low equipment-development …