A electric energy measurement system for electric automobile fills electric pile

The utility model discloses an electric energy measurement system for electric automobile fills electric pile, including embedded metering?modules, main control unit, display system, realize the communication through the MAX232 circuit between embedded metering?modules and the main control unit, main control unit's the other end and display system are connected. The utility model discloses with embedded technology an electric energy measurement system for electric automobile fills electric pile, it is simple to have a circuit, safe and reliable, low cost, characteristics that the fault rate is low, easily extensions and software?upgrade. 本实用新型公开了种用于电动汽车充电桩的电能计量系统，包括嵌入式计量模块、主控制器、显示系统，所述嵌入式计量模块与主控制器之间通过MAX232电路实现通讯，所述主控制器的另端与显示系统连接。本实用新型将嵌入式技术用于电动汽车充电桩的电能计量系统，具有电路简单，安全可靠，成本低廉，故障率低的特点，易于功能扩展和软件升级。