EFFECTS OF WEAR AND FLANK CLEARANCE ON VIBRATION BEHAVIOR OF GAS TURBINE ENGINE GEARBOX
- 作者: Sundukov A.E.1, Shahmatov E.V.2
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隶属关系:
- PKF TSK
- Samara National Research University (Samara University)
- 期: 卷 9, 编号 2 (2023)
- 页面: 13-17
- 栏目: Articles
- URL: https://journals.rcsi.science/2409-4579/article/view/244376
- DOI: https://doi.org/10.18287/2409-4579-2023-9-2-13-17
- ID: 244376
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The key defect of aircraft gas turbine engine gearboxes is the tooth flank wear and the corresponding increase in the flank clearance. The main danger of tooth wear is vibration generation resulting in fatigue failures of the engine structural elements. Using the example of tooth harmonics in the re-mating of teeth of the “sun gear – satellite” pair with frequency fZ1 and its sub harmonics with frequencies equal to one third and two thirds of it, as well as the vibration component that causes fatigue failures of engine structural elements, the change in the vibration state of the engine with the development of defects is shown. The sensitivity of the components under consideration to such defects is assessed. The potential danger of the component equal to two thirds of the tooth harmonics is revealed.
作者简介
Aleksandr Sundukov
PKF TSK
编辑信件的主要联系方式.
Email: sunduckov@mail.ru
Candidate of Sciences (Eng.), chief technical officer of PKF TSK
俄罗斯联邦, Novo-Sadovaya st. 381,korp.1, Samara, 443011, Russian FederationEvgeniy Shahmatov
Samara National Research University (Samara University)
Email: shakhm@ssau.ru
Academician of the RAS, scientific Adviser of Samara University, head of the Department of Power Plant Automatic Systems
俄罗斯联邦, 34, Moskovskoye shosse, Samara, 443086, Russian Federation参考
- Aviacionnye zubchatye peredachi i reduktory: Spravochnik [Aviation Gear Drives and Gearboxes: Reference tool] / V. I. Alekseev, V. M. Anan'ev, M. M. Bulygina [et al.] ; edited by E. B. Vulgakov. Moscow: Mashinostroenie Publ, 1981. – 374 p. (in Russian).
- Kurushin, M. I. Experimental investigation of the courses of vibration excitation of elements of gas turbine engines with a differential reduction gearbox / M.I. Kurushin, V.B. Balyakin, A.M. Kurushin // Izvestiya Samarskogo centra RAN [Izvestia of Samara Scientific Center of the Russian Academy of Sciences]. – 2014. –Vol.16, №4. – P. 132 – 136. (in Russian).
- Avramenko A. A., Refining methods of vibration diagnostics of wear of turbo-prop engine differential speed reduction unit gear teeth / A. A. Avramenko, A. N. Kryuchkov, S. M. Plotnikov, E. V. Sundukov, A. E. Sundukov // VESTNIK of Samara University. Aerospace and Mechanical Engineering. – 2018. – Vol.17, №3. – P.16 – 26. DOI: 10. 18287/2541-7533-2018-17-3-16-26. (in Russian).
- Kryuchkov, A. N. Simulation model of oscillations of the “sun gear – satellites” pair of turboprop engine planetary reduction gearbox in the presence of defects of tooth flanks / A. N. Kryuchkov, S. M. Plotnikov, A. E. Sundukov, E. V. Sundukov // VESTNIK of Samara University. Aerospace and Mechanical Engineering. – 2019. – Vol.18, №4. – P. 87-95. doi: 10.18287/2541-7533-2019-18-4-87-95. (in Russian).
- Sundukov, A. E. Tooth harmonics in the vibration diagnostics of gear tooth wear in a gas turbine engine / A. E. Sundukov, E. V. Shahmatov // Journal of Dynamics and Vibroacoustics. – 2022. – Vol.8, №2. – P. 6-11. doi: 10.18287/2409-4579-2022-8-2-6-11. (in Russian).
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