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公开(公告)号：USD995418S1
公开(公告)日：2023-08-15
申请号：US29781358
申请日：2021-04-29
设计人： Wanglong Xiong
摘要： FIG. 1 is a left perspective view of a power supply of the present disclosure;
FIG. 2 is a right perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a right-side elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.-
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公开(公告)号：US10270355B1
公开(公告)日：2019-04-23
申请号：US16042717
申请日：2018-07-23
发明人： Wanglong Xiong
摘要： An AC-AC conversion circuit with AC-AC conversion control and AC voltage conversion including a voltage feedback circuit, a voltage detection circuit, a first drive circuit, a current detection circuit, a second drive circuit and a main control circuit. By using the main control circuit as the main control center, which has strong reliability and good circuit stability, the defects of complicated circuit structure and low reliability, and poor stability of the supply circuit in the existing AC-AC conversion circuit may be overcome. Also disclosed is an AC-AC conversion device which has good stability due to the highly reliable AC-AC conversion circuit thereof.
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公开(公告)号：US10804721B1
公开(公告)日：2020-10-13
申请号：US16854327
申请日：2020-04-21
发明人： Qingjin Liu
摘要： An emergency power supply control system includes a main control module, a power storage module, a charge module, and a discharge module. The main control module is respectively connected to the power storage module, the charge module, and the discharge module. The charge module, the power storage module, and the discharge module are connected in sequence. The power storage module includes a power storage control unit and a power storage management unit, an input end of the power storage management unit is connected to an output end of the charge module, an output end of the power storage management unit is connected to an input end of the discharge module. The input end of the power storage management unit is connected to an output end of the power storage control unit, an input end of the power storage control unit is connected to the main control module.
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公开(公告)号：US10461648B2
公开(公告)日：2019-10-29
申请号：US15687168
申请日：2017-08-25
发明人： Wanglong Xiong
摘要： An alternating current step-down circuit comprises an AC input, a DC output, an AC output, a full-bridge rectification and filtering circuit, a flyback step-down circuit, a DC-DC step-down unit and an inverting unit. The AC input is connected with an input of the full-bridge rectification and filtering circuit; an output of the full-bridge rectification and filtering circuit is connected with an input of the flyback step-down circuit and an input of the DC-DC step-down unit, respectively; an output of the flyback step-down circuit is connected with the DC output, the input of the DC-DC step-down unit and an input of the inverting unit, respectively; an output of the DC-DC step-down unit is connected with the input of the inverting unit; and an output of the inverting unit is connected with the AC output.
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