A control method of an ac-dc series resonant matrix converter control device for capacitor charging
A matrix converter and series resonance technology is applied in the control field of an AC-DC series resonant matrix converter control device for capacitor charging, and can solve the problems that the power supply requirements of high-power microwave systems cannot be met, and the control performance of the capacitor charging power supply is not high enough.
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[0086] Aiming at the problem that the control performance of the capacitor charging power supply in the prior art is not high enough to meet the power supply requirements of high-power microwave systems, such as figure 1 As shown, the present invention discloses an AC-DC series resonant matrix converter control device for capacitor charging, comprising: a zero-crossing comparator with an input terminal connected to a three-phase power supply and a phase detection unit connected at an output terminal; A switch state control unit connected to both the zero comparator and the phase detection unit; a timing generating unit connected to the output terminal of the switch state control unit; a control parameter calculation unit connected to the input terminal and the output terminal to the timing generating unit; input A load voltage acquisition circuit connected to the load and the output terminal to the control parameter calculation unit; the input terminal is connected to the switch...
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