Power supply method for photovoltaic heat pump combined system

• Main Authors: XU DAOJIN, XU LIANG, DIAO WEIJIE, QIN KUN, ZHAO HOUKE, ZHANG WEI, WANG BO, JIAO QINGTAI
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2023
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention discloses a photovoltaic heat pump combined system power supply method, which comprises a photovoltaic device, a mains supply, a rectifier, a battery, an inverter, a heat pump and an electric energy management system, and is characterized in that the photovoltaic device and the mains supply are electrically connected with the rectifier, the rectifier is electrically connected with the inverter, the inverter is electrically connected with the battery, and the heat pump is electrically connected with the electric energy management system. The inverter is electrically connected with the heat pump, the mains supply is electrically connected with the heat pump, and the electric energy management system is electrically connected with power supply paths of the photovoltaic module, the mains supply and the battery; according to the invention, the power management system is utilized to optimize and select the power supply path of the heat pump, so that the problem of heat pump energy source selection und