China Mechanical Engineering ›› 2025, Vol. 36 ›› Issue (11): 2624-2632.DOI: 10.3969/j.issn.1004-132X.2025.11.018
Yunfeng LI1,2(
), Jincheng LI1,2, Zhidan ZHONG1,2
Received:2024-06-17
Online:2025-11-25
Published:2025-12-09
Contact:
Yunfeng LI
通讯作者:
李云峰
作者简介:李云峰*(通信作者),男,1973年生,教授。研究方向为滚动轴承的设计理论、性能分析与应用。 E-mail: liyunfeng@haust.edu.cn。
基金资助:CLC Number:
Yunfeng LI, Jincheng LI, Zhidan ZHONG. Temperature Field Analysis of Main Bearings in Wind Turbines Based on Thermal Network Method[J]. China Mechanical Engineering, 2025, 36(11): 2624-2632.
李云峰, 李金成, 仲志丹. 基于热网络法的风电机组主轴承温度场分析[J]. 中国机械工程, 2025, 36(11): 2624-2632.
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URL: https://www.cmemo.org.cn/EN/10.3969/j.issn.1004-132X.2025.11.018
| 滚子类型 | 分布圆 直径/ | 滚子 直径/ | 滚子 长度/ | 滚子数量 |
|---|---|---|---|---|
| 上风向滚子 | 2040 | 50 | 70 | 116 |
| 下风向滚子 | 2050 | 50 | 60 | 116 |
| 径向滚子 | 2156 | 32 | 52 | 170 |
Tab.1 Structural parameters of main bearing
| 滚子类型 | 分布圆 直径/ | 滚子 直径/ | 滚子 长度/ | 滚子数量 |
|---|---|---|---|---|
| 上风向滚子 | 2040 | 50 | 70 | 116 |
| 下风向滚子 | 2050 | 50 | 60 | 116 |
| 径向滚子 | 2156 | 32 | 52 | 170 |
| 位置 | 温度值/℃ | 误差/% | |
|---|---|---|---|
| 热网络法 | 有限元法 | ||
| 上风向滚子中心 | 78.2 | 80.2 | 2.5 |
| 下风向滚子中心 | 76.2 | 76.1 | 0.1 |
| 径向滚子中心 | 72.4 | 74.7 | 3.2 |
| 上风向内滚道 | 77.5 | 79.9 | 3.1 |
| 下风向内滚道 | 76.9 | 77.4 | 0.7 |
| 径向内滚道 | 75.1 | 77.2 | 2.8 |
| 外圈外表面 | 68.3 | 70.8 | 3.7 |
| 内圈外表面 | 76.4 | 74.1 | 3.0 |
Tab.2 Comparison of calculated results between thermal network method and finite element method
| 位置 | 温度值/℃ | 误差/% | |
|---|---|---|---|
| 热网络法 | 有限元法 | ||
| 上风向滚子中心 | 78.2 | 80.2 | 2.5 |
| 下风向滚子中心 | 76.2 | 76.1 | 0.1 |
| 径向滚子中心 | 72.4 | 74.7 | 3.2 |
| 上风向内滚道 | 77.5 | 79.9 | 3.1 |
| 下风向内滚道 | 76.9 | 77.4 | 0.7 |
| 径向内滚道 | 75.1 | 77.2 | 2.8 |
| 外圈外表面 | 68.3 | 70.8 | 3.7 |
| 内圈外表面 | 76.4 | 74.1 | 3.0 |
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