智能脱扣器的硬件电路设计  

The Hardware Circuit Design of Intelligent Releaser

作　　者：洪成[1] 姚骏[1] 

机构地区：[1]上海大学机电工程与自动化学院,上海200072

出　　处：《仪表技术》2014年第10期13-16,共4页Instrumentation Technology

摘　　要：断路器是用于电力系统中接通、分断线路及对各种故障进行保护控制的一种开关电器,智能脱扣器是智能型断路器的核心部件。首先介绍了智能脱扣器的设计原理和具体实现方法,然后重点阐述了硬件系统的原理和具体电路。该脱扣器具有测量、保护和断路器状态在线监测等功能,脱扣阈值易于整定。Circuit breaker is a kind of switch appliance which is used to connect, break and protect circuit in power system. Intelligent releaser is the core component of the intelligent circuit breaker. In this paper, the design principle and concrete realization methods are introduced. The hardware system and the details of the circuit are discussed. The functions of measurement, protection and on-line monitoring are integrated in the releaser and the releasing threshold of the releaser is easy to adjust.

关 键 词：智能脱扣器 稳压电路 信号调理 电流三段保护 

分 类 号：TM561[电气工程—电器]