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98253

INVESTIGATE A SIMPLE DESIGN FOR SWEET POTATO HARVESTING

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Last updated: 04 Jan 2025

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Abstract

The digging harvesting machine was modified and tested to perform the effect of harvesting speeds on harvesting qualities such as sweet potato lifting, un-lifting, damaged, un-damaged, soil adhesion on tuber surface and machine productivity. These indicators were evaluated under condition of medium at El Dakahlia Governorate (Belqas), Egyptian. A lot of experimental field were conducted on sweet potato harvesting under three different levels of separator length (450, 700 and 1200mm); reciprocated cam with link length of 180, 210 and 240 mm and three forward speeds (3.6;, 5.1 and 7.2km/h) under digging Nose share.. The obtained results concluded that the maximum value of sweet potato lifting efficiency was 97.14% recorded at 3.6 km/h harvesting speed and reciprocated cam with link length of 180mm. At reciprocated cam with link length of 180mm, increasing forward speed from 3.6 to 7.2 km/h increased the un-lifted of 2.74; 1.26 and 1.19 times at separator length of 450, 700 and 1200mm respectively. Generally, increasing harvesting speed increased sweet potato damage and decreased un-damage percentage. For example, at reciprocated cam with link length of 180mm, increasing forward speed from 3.6 to 7.2 km/h increased mechanical damage from 2.80 to 3.85% and decreased un-damage from 97.12 to 96.15% at separator length of 450mm. The harvesting forward speed strongly affected soil adhesion on sweet potato surface. By increasing forward speed from 3.6 to 7.2 km/h decreased soil adhesion on sweet potato surface under all treatments except at reciprocated cam with link length of 180mm.

DOI

10.21608/mjae.2014.98253

Authors

First Name

Z. E.

Last Name

Ismail

MiddleName

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Affiliation

Prof. of power technology and farm machinery, Agric. Eng. Dept. Facof Agric. Mansoura Univ., Egypt.

Email

ebrahimzi@yahoo.com

City

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Orcid

-

First Name

E. E.

Last Name

Amine

MiddleName

-

Affiliation

Prof and head of Agric. Eng. Dept. Fac. of Agric. Mansoura Univ.

Email

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City

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Orcid

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First Name

T. H.

Last Name

El-Shabrawy

MiddleName

-

Affiliation

Literature of Agric. Eng., Agric. Eng. Dept. Dept. Fac. of Agric. Mansoura Univ., Egypt.

Email

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City

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Orcid

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First Name

H.S.

Last Name

Faleih

MiddleName

-

Affiliation

Student of Post degree in Agric. Eng. Dept. Fac. of Agric. Mansoura Univ., Egypt.

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Orcid

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Volume

31

Article Issue

4

Related Issue

14885

Issue Date

2014-10-01

Receive Date

2020-06-25

Publish Date

2014-10-01

Page Start

1,331

Page End

1,346

Print ISSN

1687-384X

Online ISSN

2636-3062

Link

https://mjae.journals.ekb.eg/article_98253.html

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https://mjae.journals.ekb.eg/service?article_code=98253

Order

6

Type

Original Article

Type Code

1,326

Publication Type

Journal

Publication Title

Misr Journal of Agricultural Engineering

Publication Link

https://mjae.journals.ekb.eg/

MainTitle

INVESTIGATE A SIMPLE DESIGN FOR SWEET POTATO HARVESTING

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Article

Created At

23 Jan 2023