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What are the major problems associated with HVDC circuit breaker?

February 22, 2018 by

DWQA Questions › Category: Switchgear and Protection › What are the major problems associated with HVDC circuit breaker?
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How Engineering Works Staff asked 6 years ago
2 Answers
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How Engineering Works Staff answered 6 years ago

Answer: Some of the major problem associated with HVDC circuit breaker mentioned below
1. There is no any natural current zero.
2. Very difficult to prevent restriking of arc.
3. Very hard to dissipate the storage energy.

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How Engineering Works Staff answered 6 years ago

The disadvantages of HVDC are in conversion, switching, control, availability and maintenance.
The required static inverters are expensive and have limited overload capacity. At smaller transmission distances the losses in the static inverters may be bigger than in an AC transmission line.

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