Dual central processing unit (CPU)-based electric energy quality online monitor

• Main Authors: YE ZHUHUI, YU TAO, ZHU GANXIANG, CHEN MAORONG, YAO WEIQIANG, CHEN WEILIANG, OUYANG SEN, ZHOU QIRONG, ZENG JIANG, XIANG ZHUPING, HUANG DEHUA, YE JIANXIN, MO ZHUOQIN, HUANG JIANHAO
• Format: Patent
• Language: Chinese; English
• Published: 12.09.2012
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model discloses a dual central processing unit (CPU)-based electric energy quality online monitor, which comprises a data acquisition module for acquiring and converting an external three-phase voltage current signal, a data processing analytic module for analyzing and calculating the acquired and converted information according to electric energy quality indexes, a dual-port random-access memory (RAM), a peripheral control module, a complex programmable logic device (CPLD) circuit module and a peripheral module, wherein the peripheral module comprises a data storage module for storing monitoring data, a communication module for uploading the monitoring data and a display module for displaying the monitoring data; the data acquisition module, the data processing analytic module, the dual-port RAM, the peripheral control module and the CPLD circuit module are connected sequentially; the CPLD circuit module is connected with the data storage module, the communication module and the display module re