Flexible multi-state switching device based on turn-off power electronic switching device
A technology for power electronic devices and switching devices, which is applied in the field of intelligent equipment, can solve the problem of high voltage requirements for accessible equipment, and achieve the effect of improving power flow characteristics and power quality of distribution networks.
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[0013] Embodiments of the present invention are described in further detail below in conjunction with the accompanying drawings:
[0014] A flexible multi-state switching device based on turn-off power electronic devices, such as figure 1 As shown, it includes DC positive and negative bus bars, a control module, a DC voltage / current measurement module, an AC voltage / current measurement module, and a communication module, multiple AC / DC conversion modules and DC / DC conversion modules;
[0015] The DC positive and negative bus bars are connected to the DC interface module through the DC / DC conversion module to realize the conversion of the DC voltage level; the DC positive and negative bus bars are also connected to the AC interface module through the AC / DC conversion module to use To realize the conversion of DC power and AC power energy; the DC positive and negative busbars are also connected to the AC interface module through the DC / DC conversion module and the AC / DC conversi...
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