Ethernet-based real-time point-to-point centralized meter reading system for electric energy meters

• Main Authors: YAN JUGANG, DAI SHENGGUO, ZHENG SHUNBO, LI JUNSONG, XIONG JUN, YANG BO
• Format: Patent
• Language: Chinese; English
• Published: 05.12.2012
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PHYSICS; SIGNALLING; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION; TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS

The utility model discloses an Ethernet-based real-time point-to-point centralized meter reading system for electric energy meters. The system comprises a meter reading master station, the Ethernet, serial port servers and the electric energy meters, wherein the meter reading master station is connected with at least one RS485 serial port server through the Ethernet; and the RS485 serial port servers are connected with at least one RS485 electric energy meter through RS485 interfaces. The centralized meter reading system is less in investment, simple in equipment, easy to construct, small in maintenance amount and high in reliability, and has a daily meter reading success rate of 100 percent, a response can be timely given, the manpower and material resources of a power supply enterprise can be greatly saved, and the working quality and efficiency can be improved.