AC/DC emergency power supply control circuit

The invention relates to an AC/DC emergency power supply control circuit, which relates to the technical field of emergency power supplies and comprises a power supply module, a high-low voltage power supply module, an AC output module, a feedback protection module and a main control module. The mai...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	WU CHUNBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	The invention relates to an AC/DC emergency power supply control circuit, which relates to the technical field of emergency power supplies and comprises a power supply module, a high-low voltage power supply module, an AC output module, a feedback protection module and a main control module. The main control module comprises a main control chip IC1, the feedback protection module comprises a primary feedback sub-module, a secondary feedback sub-module, an alternating current feedback sub-module and a protection sub-module, and the input end of the protection sub-module is connected with the output end of the primary feedback sub-module; the input end of the alternating current feedback sub-module is connected with the high-voltage alternating current output end, the output end of the alternating current feedback sub-module is connected with an alternating current feedback input pin of the main control chip IC1 through a first optocoupler, and a direct current feedback input pin of the main control chip IC1 is