Abstract
The local fault of the roller bearing changes the contact characteristics between the roller and the raceway, affecting its friction coefficient and power transmission. The power loss of the roller bearing is a key index to assess the energy efficiency of a rotor-bearing-housing system, which affects the lubrication state and bearing operating temperature. To overcome this issue, a cylindrical roller bearing (CRB) tribodynamic model including the raceway faults is established to calculate power loss for the given fault cases. This paper compares the results of the proposed model and experiments with references to validate the model. The study investigates the impact of local fault size, specifically the length and depth, on power loss. The findings demonstrate that this study provides a valuable approach for predicting the power loss of the CRB, both with and without local faults in the raceway. Moreover, the findings may provide some direction for reducing power loss and enhancing the fatigue life of CRBs.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 2nd International Conference on Mechanical System Dynamics - ICMSD 2023 |
| Editors | Xiaoting Rui, Caishan Liu |
| Publisher | Springer Science and Business Media Deutschland GmbH |
| Pages | 1807-1818 |
| Number of pages | 12 |
| ISBN (Print) | 9789819980475 |
| DOIs | |
| State | Published - 2024 |
| Event | 2nd International Conference of Mechanical System Dynamics, ICMSD 2023 - Beijing, China Duration: 1 Sep 2023 → 5 Sep 2023 |
Publication series
| Name | Lecture Notes in Mechanical Engineering |
|---|---|
| ISSN (Print) | 2195-4356 |
| ISSN (Electronic) | 2195-4364 |
Conference
| Conference | 2nd International Conference of Mechanical System Dynamics, ICMSD 2023 |
|---|---|
| Country/Territory | China |
| City | Beijing |
| Period | 1/09/23 → 5/09/23 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Fault size
- Local fault
- Power loss
- Roller bearing
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