Method and device for suppressing subsynchronous resonance of double-fed induction generator-series compensation power transmission system
A sub-synchronous resonance, doubly-fed fan technology, applied in the field of electric power, can solve problems such as easy to cause system resonance and difficult to realize, and achieve the effect of enhancing control and suppressing sub-synchronous resonance
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[0042] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Here, the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.
[0043]Aiming at the problem of subsynchronous resonance in the wind power-series compensation transmission system, the subsynchronous resonance suppression method of the doubly-fed wind turbine-series compensation transmission system of the present invention creatively finds that the PIR controller can enhance the control of the resonant frequency point of the controller, and combine it Introduced into the control of the rotor converter in the double-fed fan-series compensation transmission system, the PIR control system of the rotor grid-side converter is designed to ...
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