Local Aerodynamic Drag in Tubes of a Cotton Harvester

  • Ganjayev Sh.A Institute of Mechanics and Seismic Stability of Structures of the Academy of Sciences of the Republic Uzbekistan
Keywords: tube material, cotton harvesters, drag coefficient, aerodynamic drag

Abstract

The results of calculations for aerodynamic drag in the tubes of a cotton harvester are
presented; different tube materials are considered. Based on the calculations conducted, the best
material for the tubes in cotton harvesters was determined. When modifying cotton harvesters to
improve their performance, it is recommended to manufacture the suction tubes of cotton harvesters
from these materials.

References

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Pavlov S.A. On the change in aerodynamic drag of the mine ventilation network when airflow is reversed. Fundamental and applied issues of mining sciences. No. 6(2). 2019. p.207-211.

Alekseev V.V., Ponikarov I.I. Study of the aerodynamic drag of the inlet dust collection zone of a vortex dust and gas separator. Bulletin of Kazan Technological University. No. 17 (4). 2014. p. 220-222.

Kuntysh V.B., Stenin N.N. Heat transfer and aerodynamic drag of transversely streamlined transition corridor-chessboard bundles made of finned tubes. Thermal power engineering. No. 3. 1993. pp.41-45.

Marshalova G.S., Sukhotsky A.B. Aerodynamic drag at low Reynolds numbers and methods for calculating air velocity in single- and multi-row finned bundles with an exhaust shaft. News of the National Academy of Sciences of Belarus. Series of physical and mathematical sciences. No. 57(1), 2021, pp. 108-118.

Legky V.M., Pismenny E.N., Terekh A.M. Aerodynamic drag of cross-wash corridor bundles of finned tubes. Thermal power engineering. 1994. p.58-60.

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A.A.Rizaev, M.K. Normatov, Sh.A.Ganjaev, Sh.Nishanaliyev, M.A. Khakimov, A.R.Turdibekov. On the quality of the harvested cotton and the energy efficiency of the air transport system of the cotton-picking machines. E3S Web of Conferences 390, 06044 (2023) https://doi.org/10.1051/e3sconf/202339006044 AGRITECH-VIII 2023 Panagiotis A. Ntogkoulis, Dionysis D. Bochtis, Spyros Fountas, Remigio Berruto, Theofanis Gemtos A. Performance of cotton residue collection machinery//Biosystems Engineering. Vol. 119. March, 2014. P. 25–34.

Kılıçkan A., Güner M. Pneumatic Conveying Characteristics of Cotton Seeds// Biosystems Engineering, Vol. 95. Issue 4. December, 2006. P. 537 – 546.

TIAN Jing-shan1, ZHANG Xu-yi1, ZHANG Wang-feng1, LI Jian-feng1, YANG Yan-long1, DONG Heng-yi2, JIU Xing-li2, YU Yong-chuan3, ZHAO Zhan4, XU Shou-zhen1,
ZUO Wen-qing1. Fiber damage of machine-harvested cotton before ginning and after lint cleaning. // Journal of Integrative Agriculture. Vol.17(5). 2018, P. 1120–1127.

Yiannis G. Ampatzidis, Stavros G. Vougioukas, Matthew D. Whiting, Qin Zhang. Applying the machine repair model to improve efficiency of harvesting fruit // Biosystems Engineering. Vol. 120. April, 2014. P. 25–33.

Pavlov S.A. On the change in aerodynamic drag of the mine ventilation network when airflow is reversed. Fundamental and applied issues of mining sciences. No. 6(2). 2019. p.207-211.

Alekseev V.V., Ponikarov I.I. Study of the aerodynamic drag of the inlet dust collection zone of a vortex dust and gas separator. Bulletin of Kazan Technological University. No. 17 (4). 2014. p. 220-222.

Kuntysh V.B., Stenin N.N. Heat transfer and aerodynamic drag of transversely streamlined transition corridor-chessboard bundles made of finned tubes. Thermal power engineering. No. 3. 1993. pp.41-45.

Marshalova G.S., Sukhotsky A.B. Aerodynamic drag at low Reynolds numbers and methods for calculating air velocity in single- and multi-row finned bundles with an exhaust shaft. News of the National Academy of Sciences of Belarus. Series of physical and mathematical sciences. No. 57(1), 2021, pp. 108-118.

Legky V.M., Pismenny E.N., Terekh A.M. Aerodynamic drag of cross-wash corridor bundles of finned tubes. Thermal power engineering. 1994. p.58-60.
Boronenko Yu.P., Polyakov B.O., Belgorodtseva T.M. Determination of aerodynamic drag of freight trains with innovative gondola cars using digital models. Transport of the Russian Federation. 2021. No. 3. p. 57-61.

Turanov Kh.T., Myagkova A.V. The impact of aerodynamic drag on a humping carriage. Proc. V-th scientific. pr. conf. “Transport Security Issues.” – Gomel: BelSUT, 2010, pp. 86-90.

Rizaev A.A., Khudaikuliev R.R., Sultanov Zh. Analysis and evaluation of the pneumatic transport system of a cotton harvester. Journal "Problems of Mechanics". – Tashkent, 2020. – No. 1-2. – pp. 45-47.
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Chugaev R.R. Hydraulics. Textbook for universities. –L.: Energoizdat. 1982. 673 p.
Published
2024-02-26
How to Cite
Sh.A, G. (2024). Local Aerodynamic Drag in Tubes of a Cotton Harvester. CENTRAL ASIAN JOURNAL OF MATHEMATICAL THEORY AND COMPUTER SCIENCES, 5(2), 20-23. Retrieved from https://cajmtcs.centralasianstudies.org/index.php/CAJMTCS/article/view/613
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Articles