Wind power, photoelectricity and power grid complementary variable power energy storage and heat supply system and running method thereof

风电、光电及电网互补变功率蓄能供热系统及其运行方法

Abstract

The invention discloses a wind power, photoelectricity and power grid complementary variable power energy storage and heat supply system, which comprises a wind generator system, a solar panel, a variable power electric heat energy storage water supply subsystem and a variable power electric heat energy storage heating subsystem, and is connected with a mains supply power grid, wherein the wind generator system, the solar panel and the mains supply power grid are connected to the input end of a triple-electricity deconcentrator through circuits; and the variable power electric heat energy storage water supply subsystem and the variable power electric heat energy storage heating subsystem are connected to the output end of the triple-electricity deconcentrator through circuits. The invention also discloses a running method of the variable power energy storage and heat supply system. By the technical scheme, energy consumption and equipment cost are reduced, and renewable energy is fully, efficiently and reasonably applied; and electric quantity at the valley of the mains supply power grid is fully utilized, the electric quantity wasted in a valley period is fully utilized, the electricity utilization cost is reduced, alternating current and direct current are used, and the renewable energy is reliably and stably complemented.
本发明公开了一种风电、光电及电网互补变功率蓄能供热系统,包括风电机组、太阳能电池板、变功率电热蓄能供水子系统和变功率电热蓄能供暖子系统;还与市电电网连接;风电机组、太阳能电池板和市电电网均通过电路连接到三电分线器的输入端上;变功率电热蓄能供水子系统和变功率电热蓄能供暖子系统均通过电路连接到三电分线器的输出端上。本发明还公开了该变功率蓄能供热系统的运行方法。采用上述技术方案,降低能量的损耗和设备成本,实现可再生能源的充分、高效和合理的应用;充分利用市电电网的低谷电量,使低谷时段被浪费的电量得到充分利用,降低用电成本,交直流两用,对可再生能源进行可靠和稳定的补充。

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