Zobrazeno 1 - 10
of 150
pro vyhledávání: '"Sang Dae Lee"'
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-15 (2022)
Abstract Tractor cab interior noise is a risk factor that degrades operators’ work performance and threatens their health; therefore, the noise must be reduced to ensure farmworkers’ safety and efficiency. Cab interior noise can be classified as
Externí odkaz:
https://doaj.org/article/64cd9744d7a94001846855c0f7d29f45
Publikováno v:
Agriculture, Vol 13, Iss 12, p 2205 (2023)
In the field of agricultural machinery, various empirical field tests are conducted to measure design loads for the optimal design and implementation of tractors. However, conducting field tests is costly and time-consuming, with many constraints on
Externí odkaz:
https://doaj.org/article/1f7ff84c224e403a9827140056bc825d
Publikováno v:
Agriculture, Vol 13, Iss 8, p 1556 (2023)
The objective of this study was to analyze the effect of tillage type (i.e., primary and secondary tillage) and gear selection (P1L2 to P1L4) on the working load of tractor–implement systems during rotary tillage. Soil properties change with depth,
Externí odkaz:
https://doaj.org/article/c6ec7ec67b164c2899fe5d602d25a58e
Autor:
Yeon-Soo Kim, Sang-Dae Lee, Seung-Min Baek, Seung-Yun Baek, Hyeon-Ho Jeon, Jun-Ho Lee, Wan-Soo Kim, Jong-Yeal Shim, Yong-Joo Kim
Publikováno v:
Sensors, Vol 22, Iss 7, p 2750 (2022)
The purpose of this study was to analyze the tillage depth effect on the tractor-moldboard plow systems in various soil environments and tillage depths using a field load measurement system. A field load measurement system can measure the engine load
Externí odkaz:
https://doaj.org/article/9e3bc53b71ee48f3b3fd036eba35289a
Autor:
Yeon-Soo Kim, Wan-Soo Kim, Md. Abu Ayub Siddique, Seung-Yun Baek, Seung-Min Baek, Su-Hwan Cheon, Sang-Dae Lee, Kyeong-Hwan Lee, Dong-Hyuck Hong, Seong-Un Park, Yong-Joo Kim
Publikováno v:
Agronomy, Vol 10, Iss 9, p 1263 (2020)
In order to optimize tractor design and optimize efficiency during tillage operation, it is essential to verify the impact through field tests on factors affecting the tractor load. The objectives of this study were to investigate the effect of tilla
Externí odkaz:
https://doaj.org/article/fe632401974b4918a44dd5fb766c4183
Autor:
Yeon-Soo Kim, Wan-Soo Kim, Seung-Yun Baek, Seung-Min Baek, Young-Joo Kim, Sang-Dae Lee, Yong-Joo Kim
Publikováno v:
Sensors, Vol 20, Iss 9, p 2450 (2020)
This study was conducted to analyze the effects of tillage depth and gear selection on the mechanical load and fuel efficiency of an agricultural tractor during plow tillage. In order to analyze these effects, we developed an agricultural field measu
Externí odkaz:
https://doaj.org/article/9190ce9341184302b83c283be846221b
Publikováno v:
Sensors, Vol 20, Iss 3, p 912 (2020)
The objectives of this study were to develop a real-time tillage depth measurement system for agricultural tractor performance analysis and then to validate these configured systems through soil non-penetration tests and field experiment during plow
Externí odkaz:
https://doaj.org/article/f6cc1ed2483340e7b504048037fa5619
Publikováno v:
Research in Plant Disease, Vol 19, Iss 3, Pp 229-232 (2015)
Sclerotium rot of cucumber (Cucumis sativus L.) occurred at the experimental field of Gyeongsangnam-do Agricultural Research and Extension Services in July 2012. The typical symptoms included wilt, rot, and water-soaking on stems and fruits and sev
Externí odkaz:
https://doaj.org/article/7f13edcd72e74a7babd2b0139e337cbb
Publikováno v:
Signa Vitae. Oct2018, Vol. 14 Issue 2, p31-34. 4p.
Autor:
Sang-Dae Lee
Publikováno v:
Korean Society of Technical Education and Training. 26:9-17
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::efb7db1e5ff80037fa7b6bdd52b5e51e
https://doi.org/10.29279/kostet.2021.26.2.9
https://doi.org/10.29279/kostet.2021.26.2.9