电能表高灵敏度宽负载范围节能控制电路的设计  

The Circuit Design of Watt-hour Meter with Altitude Sensitivity,Width Load Scope and Energy Economical Control

作　　者：张泽礼[1] 张曙辉[2] 王燕 

机构地区：[1]滨州职业学院,山东滨州256624 [2]中国石油大学,山东东营257061 [3]滨州市技术监督局,山东滨州256600

出　　处：《电测与仪表》2006年第8期14-16,27,共4页Electrical Measurement & Instrumentation

摘　　要：介绍了一种能够消除感应式电能表潜动,提高灵敏度,拓宽负载范围,并具有节能效果的专利技术。对现行技术存在的问题及本技术的应用电路进行了分析。采用该项技术后,能使感应式电能表在灵敏度、空载损耗等方面优于同规格的电子式电能表。Introduce a circuit which can eliminate affect of induction meter to the core, improve altitude sensitivity, width load scope and energy economical control function. It gives analysis for current technology problem and application circuit of the technology. After adopting that technique, it is better of the sensitivity, consumption under empty load from induction meter to the same scale electric Watt-hour meter.

关 键 词：补偿力矩 弱电流检测 节能控制 自动调节 

分 类 号：TM933.4[电气工程—电力电子与电力传动]