High frequency is from net dc -to -ac converter charging circuit

• Main Authors: CHEN HENGLIU, ZHOU ZHENGWU
• Format: Patent
• Language: Chinese; English
• Published: 27.07.2016
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The utility model discloses a high frequency is from net dc -to -ac converter charging circuit, it includes dc -to -ac converter AC -DC step up unit, DC -DC voltage reduction unit, the main control unit, solar energy power generation unit and battery, dc -to -ac converter AC -DC steps up the unit and includes a IGBT pipe, the 2nd IGBT pipe, the 3rd IGBT pipe and fourth IGBT pipe, a IGBT pipe, the 2nd IGBT pipe, the 3rd IGBT pipe and fourth IGBT pipe constitute four bridge arms of full -bridge contravariant. The utility model discloses can realize the high efficiency, high power factor, low -harmonic -wave content, the charging of heavy current to the costneutrality, the reliability is high, and general high frequency is from netting the drawback that the dc -to -ac converter charges on the solution market that can be fine. The utility model relates to a high frequency is from net dc -to -ac converter charging circuit extensively is applicable to dc -to -ac converter power supply field. 本实用新型公开了种高频离网逆变器充电电路，其包