Symmetrical obtaining method for nodal voltage sensitivity in alternating-direct current parallel-serial power grid
An AC-DC hybrid, node voltage technology, applied in the field of electric power engineering, can solve the problem of unable to reflect the direct-current feed system's effect on active power activation of reactive power, unable to reflect the balance of generators and other problems
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[0014] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0015] An embodiment of the present invention provides a symmetrical acquisition method for node voltage sensitivity in an AC / DC hybrid power network, and the symmetrical acquisition method for node voltage sensitivity in an AC / DC hybrid power network includes the following steps:
[0016] According to the known power flow solution of the AC-DC hybrid power grid, the independent vectors of the AC-DC hybrid power grid are obtained;
[0017] Obtain the node voltage vector according to the relationship equation between the node voltage vector and the independent vector;
[0018] Obtain the node injec...
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