Investigation of the Process of Separation of Fibers From Seeds During Roll Ginning

• Autorzy: Sailov Rahib Aqaqul

Identyfikatory

DOI

10.2478/ftee-2023-0010

• Języki publikacji: EN

Abstrakty

EN

In the initial position in the process of roll ginning, the seed is drawn to the slot of the contact gap of the knife-drum due to the tension of the fibers. Subsequently, the seed is struck with a certain impulse. The separation of the fibers from the seed after the impact of the beater occurs sequentially, not simultaneously. As a result of theoretical and experimental studies, the optimum frequency of the shock pulse on the seed (f = 18-20) was found to be the most technologically successful in terms of providing the best quality indicators of seeds and fibers. Beating in the resonance mode allows to reduce the magnitude of the shock impulse on the seed, leading to a reduction in the degree of damage to the seeds. At this moment, the seeds at the end of the strand move only under the action of an elastic restoring force. The active part of the fiber bundle section in a dynamic process can be as little as 0.001 or less. The average value of the compliance coefficient for the raw cotton variety BA-440 was determined experimentally. This allowed to determine the stiffness coefficient of the volatiles indirectly. According to the parameters obtained, the dynamic state of the system practically falls into the region of parametric resonance, where the motion is unstable. This means that the damaged seeds at the end of the strand enlarge significantly after the impact of the beater, causing the seeds to separate from the fibers.

Słowa kluczowe

EN

knife drum; cottonseed; fibre strand; coefficient of elasticity; roller gin

• Wydawca: Sieć Badawcza Łukasiewicz - Łódzki Instytut Technologiczny
• Czasopismo: Fibres & Textiles in Eastern Europe
• Rocznik: 2023
• Tom: Vol. 31, no. 1
• Strony: 91--94
• Opis fizyczny: Bibliogr. 20 poz., rys.

Twórcy

autor

Sailov Rahib Aqaqul

• Azerbaijan State Economic University (UNEC), Faculty of Engineering, Department of Engineering and Applied Sciences, Istiglaliyyat str. 6, Baku, Azerbaijan, AZ1001

• https://orcid.org/0009-0007-6816-3083

Bibliografia

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Uwagi

Opracowanie rekordu ze środków MEiN, umowa nr SONP/SP/546092/2022 w ramach programu "Społeczna odpowiedzialność nauki" - moduł: Popularyzacja nauki i promocja sportu (2022-2023).