Improvement of single-ring sealing oil system in hydrogen cooled generator

LIANG Xuebin; LIU Yongluo; GUO Haifeng; WANG Jiaguo; WANG Xiaowei; LI Yefeng

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Improvement of single-ring sealing oil system in hydrogen cooled generator

Thermal Power Generation Issue 9, (2017)

更新时间：2025-09-28

- Improvement of single-ring sealing oil system in hydrogen cooled generator
- 作者机构：
  
  1. 天津国华盘山发电有限责任公司,天津,301900
  2. 西安热工研究院有限公司,陕西,西安,710032
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM621.8
- Published Online：30 September 2017，
  
  Published：2017
- 稿件说明：
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LIANG Xuebin, LIU Yongluo, GUO Haifeng, et al. Improvement of single-ring sealing oil system in hydrogen cooled generator[J]. Thermal Power Generation, 2017, (9).
DOI：

LIANG Xuebin, LIU Yongluo, GUO Haifeng, et al. Improvement of single-ring sealing oil system in hydrogen cooled generator[J]. Thermal Power Generation, 2017, (9). DOI：

摘要

根据氢冷发电机单油环密封油系统的结构及特点，分析了影响发电机氢气纯度的因素。对氢气中的杂质气体以及密封油中的溶解气体进行了检测对比，结果表明：发电机内氢气纯度下降的根本原因在于密封油中气体的污染。提出了单油环密封油系统的改进措施，将密封油中杂质气体的含量控制在较低水平，消除了其对发电机内氢气的污染，对降低补氢量尤其是提纯补氢量、保持氢气纯度稳定的作用显著，为国内同类机组类似问题的分析与解决提供了新的思路。

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