Hybrid DC transmission system fault handling device and fault handling method
A hybrid DC power transmission and power transmission system technology, applied in emergency protection circuit devices, information technology support systems, electrical components, etc., can solve the problems of long restart recovery time, unfavorable transient stability of AC and DC power transmission systems, etc. Reliable and smooth ride through and prevent overcurrent
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[0035] The technical solutions and beneficial effects of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0036]The present invention provides a hybrid direct current transmission system fault processing device, wherein the hybrid direct current transmission system includes a rectifier converter station for connecting to the AC power grid at the sending end, an inverse converter station for connecting to the AC power grid at the receiving end, and a A direct current transmission line connecting a rectification converter station and an inversion converter station, the inversion converter station is connected to the AC power grid at the receiving end through a transformer, the rectification converter station includes at least one set of voltage source converter units, and the inversion converter station A station includes at least one set of thyristor converter units.
[0037] The rectifier station adopts the voltage source...
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