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Design and Performance Evaluation of a Variable Control Type Fresh Corn Harvester

가변 제어형 식용 풋옥수수 수확기 설계 및 성능평가

  • Jea Keun Woo (Upland Mechanization Team, National Institute of Agricultural Sciences, Rural Development Administration) ;
  • Il Su Choi (Upland Mechanization Team, National Institute of Agricultural Sciences, Rural Development Administration) ;
  • Young Keun Kim (Upland Mechanization Team, National Institute of Agricultural Sciences, Rural Development Administration) ;
  • Yong Choi (Upland Mechanization Team, National Institute of Agricultural Sciences, Rural Development Administration) ;
  • Duck Kyu Choi (Upland Mechanization Team, National Institute of Agricultural Sciences, Rural Development Administration) ;
  • Ho Seop Lee (Research Institute of Agriculture and Life Sciences, Seoul National University) ;
  • Ji Tae Kim (Department of Biosystems Engineering, Seoul National University) ;
  • Young Jun Park (Research Institute of Agriculture and Life Sciences, Seoul National University) ;
  • Dong jae Kim (Dooroo Machinery&Trading Co)
  • Received : 2023.04.20
  • Accepted : 2023.05.12
  • Published : 2023.06.01

Abstract

Fresh corn, one of the main food crops, must be harvested by hand. A harvest mechanization technology is required. In this study, a tractor-attached harvester was designed and manufactured to sequentially perform stem reaping, fresh corn detaching, and collecting. The(harvester was designed so that the main device could operate through a hydraulic pump and a generator could be operated through the tractor's PTO. Factor tests were conducted according to cultivars (Ilmichal, Super sweet corn) and working speed (0.12 m/s, 0.17, 0.22). After the factor test, detached corns ratio, collected corns ratio, and damaged corns ratio were analyzed and harvest performance was evaluated. Harvesting performance was good for super sweet corn. Considering operation efficiency, 0.22 m/s was judged to be an appropriate working speed. It was found that it took two hours to work an area of 10 a.

Keywords

Acknowledgement

본 연구는 농림식품기술기획평가원 첨단농기계 산업화기술개발사업(과제번호 : 321063-2)의 지원으로 수행되었음.

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