Summary of fault characteristic of thyristors in HVDC converter valve under over-voltage condition

Analysis on the Deterioration of the Withstand Voltage Level of HVDC Thyristors

H Cui - 2023 IEEE 2nd International Conference on Electrical …, 2023 - ieeexplore.ieee.org
This paper analyzes a DC blocking event caused by the reduction of the voltage withstand
level of the thyristor of the converter valve in the DC transmission system, It is found that the …
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Research on Feature Parameter Extraction and Health Analysis Method of UHV DC Converter Valve

Z Lin, J Qin, Y Bai, L Shi, J Yang… - 2021 IEEE 4th …, 2021 - ieeexplore.ieee.org
The converter valve is the core equipment of UHV DC transmission. The failure of converter
valve will cause the outage of the DC transmission, which will cause serious economic …
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Research on Over-voltage Distribution of Entire HVDC Converter Valve under Several Over-voltage Conditions

C Xu, X Cui, R Xu, Y Li, Z Zheng… - 2021 IEEE 1st …, 2021 - ieeexplore.ieee.org
The HVDC converter valve is an important equipment to realize power transmission under
high-voltage direct-current condition. The reliability of high-voltage direct current (HVDC) …
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