The invention relates to a battery changing cabinet, in particular to an energy storage battery changing cabinet system, which comprises a first-stage circuit breaker QFA, an electric meter, a plurality of battery compartment branches and an energy management module EMS, and is characterized in that each battery compartment branch comprises a second-stage protection circuit breaker QFB, a bidirectional AC/DC module, a third-stage protection circuit breaker QFC and a battery pack PACK which are connected in sequence; each battery compartment branch is connected to an inlet wire of the battery changing cabinet through an electric meter and a primary circuit breaker QFA, and the energy management module EMS performs peak and flat valley charging and discharging control on the plurality of battery compartment branches; according to the technical scheme provided by the invention, the defects of single function and no energy storage function in the prior art can be effectively overcome.
本发明涉及换电柜,具体涉及一种储能换电柜系统,包括一级断路器QFA、电表、多条电池仓支路和能量管理模块EMS,各条电池仓支路包括依次连接的二级保护断路器QFB、双向AC/DC模块、三级保护断路器QFC、电池包PACK,各条电池仓支路均通过电表和一级断路器QFA接入换电柜进线,能量管理模块EMS对多条电池仓支路进行高峰平谷充放电控制;本发明提供的技术方案能够有效克服现有技术所存在的功能单一,不具备储能功能的缺陷。
Energy storage battery replacement cabinet system
一种储能换电柜系统
2024-11-01
Patent
Electronic Resource
Chinese
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