The current status and developing trends of the three phase multi-functional electricity meter technologies in China

By Chunhui Zhang, Shandong Electric Power Group

As compared with the traditional mechanical meters, the three phase electricity meters are more competitive in high accuracy, multi-parameters measurement and harmonics power measurement. Therefore, how to push the technologies of the three phase multi-functional electricity meters to a new high level, will definitely become the focused topic from the meter industry and electric power industry…

Application analysis of the three phase prepaid multi-functional electricity meters

By Yunhua Yang, Tianjin Electric Power Company

The prepaid meter has the advantage to solve the problems for meter reading and money back at the same time, which is the very useful method for money back issue. There is also obvious in its disadvantage for prepaying what, electricity quantities or money? Line loss and tax etc are also the problems. But, if it is used in the relevant areas, the advantage is bigger than the disadvantage...

The hot topics and developing trends of the residential electronic electricity meters in China

By Hanxi Lu, Linyang Electronics Co., Ltd

It is no doubt that the electronic electricity meters will completely replace the inductive meters in the residential meter industry if the relevant aspects are improved, like reliability, long life cycle, automatic meter reading, anti-tamper, high accuracy and wide range…

Chips technologies for measuring energy meters under harmonics interference

By Qiang Chen, Zhuhai Actions Semiconductor Co., Ltd.

As compared with the analog chips, the digital chips have made great improvements no matter in accuracy or dynamic ranges, especial in anti-interference to the high frequency Electromagnetic field…

The developing status and trends in AMR

By Xiaoxi Yang, Xiaolin Song, Northwest ERPI

AMR has been widely used in electric power industry, petrol-chemical industry, communications and transportation industry as well as water supply industry. The developed varied AMR systems will graduately form a brand-new industry…

The existed problems and developing status of water meter reading system in China

By Junhong Li, Shenzhen Fairsky Enterprise Co., Ltd

There are many problems in the current water meter reading systems. The main reasons are caused by sensors, communication ways and EMC…

The latest status of China water meter industry

By Heqi Wang, China water meter association

At present, there are more than 200 water meter manufacturers. In 2004, the total produced water meters are around 33 million pcs, the exported water meters are around 2.5 million pcs…

Technical management for residential multi-tariff electricity meter in Jiangsu province

By Hongzhen Wu, Xinliang Chen, Jiangsu Electric Power Co., Ltd

Jiangsu province is very experienced in the technical management for residential multi-tariff electricity meters, like technical specification, product selection, factory acceptance, quality inspection and following-up etc…

The centralized and simplized management for electricity measuring and verification organization in Xiamen EPC

By Xin Hong, Xiamen Electric Power Company

Based on the current management for the electricity measuring and verification organization, Xiamen Electric Power Company, from Fujian province, put forward a scheme to perform the centralized and simplized management for it. Until now, all has been finished

Wireless AMR application in the distributed areas

By Shijun Xue, Beijing Reaching Tech Co., Ltd

One area being divided into several small parts, there is one intelligent meter data collecting equipment and several wireless meter reading equipments installed in each part, which forms a group...