特高压变压器油箱防爆措施及改进研究
特高压变压器发生内部故障时如压力不能及时泄放,极易造成油箱变形甚至爆裂,进而导致燃爆事件。分析了变压器常用的防爆保护装置及其优缺点,提出了一种基于爆破片的新型压力泄放装置,并通过真型燃爆试验和动态等效试验对爆破片型压力泄放装置的有效性进行了验证。试验结果表明:在变压器内部高燃爆能量电弧故障下,爆破片型压力泄放装置动作速度和泄放效率均优于压力释放阀,可有效避免变压器燃爆事故。...
Main Authors: | 卢理成, 董弘川 |
---|---|
Format: | Article |
Language: | zho |
Published: |
Editorial Office of Journal of Global Energy Interconnection
2023-01-01
|
Series: | 全球能源互联网 |
Subjects: | |
Online Access: | https://www.gei-journal.com/cn/upload/files/2023/1/07 特高压变压器油箱防爆措施及改进研究.pdf |
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