Multi-loop direct-current emergency power modulation system and method based on PMU (power management unit)
A technology of power modulation and DC transmission system, applied in the direction of power transmission AC network, electrical components, circuit devices, etc., can solve the problem of weakening the dynamic performance of the original power system, and achieve simple and effective calculation methods, good modulation effects, and significant economic benefits Effect
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[0028] The present invention will be described in detail below with reference to the drawings and specific embodiments. This embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation mode and specific operation process are given, but the protection scope of the present invention is not limited to the following embodiments.
[0029] Such as figure 1 As shown, a PMU-based multi-circuit direct current emergency power modulation system is used for power modulation and coordination of a multi-circuit direct current transmission system. The direct current transmission system includes a converter station 1, and the modulation system includes a sensor 2. PMU device 3, GPS4, control master station 5 and signal transmitter 6, said PMU device 3 is connected to converter station 1 through sensor 2, said control master station 5 communicates with PMU device 3 and signal transmitter 6 respectively Connection, the GPS 4 is connec...
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