目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc124061361"摘要：PAGEREF_Toc124061361\hIHYPERLINK\l"_Toc124061362"ABSTRACTPAGEREF_Toc124061362\hIIHYPERLINK\l"_Toc124061363"第1章绪论PAGEREF_Toc124061363\h1HYPERLINK\l"_Toc124061364"1.1引言PAGEREF_Toc124061364\h1HYPERLINK\l"_Toc124061365"1.2脱扣器概述PAGEREF_Toc124061365\h1HYPERLINK\l"_Toc124061366"1.3课题研究目的及意义PAGEREF_Toc124061366\h3HYPERLINK\l"_Toc124061367"1.4课题内容概述PAGEREF_Toc124061367\h3HYPERLINK\l"_Toc124061368"1.4.1硬件电路设计PAGEREF_Toc124061368\h3HYPERLINK\l"_Toc124061369"1.4.2软件设计PAGEREF_Toc124061369\h4HYPERLINK\l"_Toc124061370"第二章智能脱扣器结构设计PAGEREF_Toc124061370\h5HYPERLINK\l"_Toc124061371"2.1智能脱扣器的设计原理PAGEREF_Toc124061371\h5HYPERLINK\l"_Toc124061372"2.2智能脱扣器的工作原理PAGEREF_Toc124061372\h5HYPERLINK\l"_Toc124061373"第3章智能脱扣器的硬件设计PAGEREF_Toc124061373\h6HYPERLINK\l"_Toc124061374"3.1硬件总体设计及工作原理PAGEREF_Toc124061374\h6HYPERLINK\l"_Toc124061375"3.2信号采集与处理PAGEREF_Toc124061375\h7HYPERLINK\l"_Toc124061376"3.3空心电流互感器的计算PAGEREF_Toc124061376\h7HYPERLINK\l"_Toc124061377"3.4单片机的选用PAGEREF_Toc124061377\h11HYPERLINK\l"_Toc124061378"3.4各分电路及相关计算PAGEREF_Toc124061378\h14HYPERLINK\l"_Toc124061379"3.4.1真有效值转换电路PAGEREF_Toc124061379\h14HYPERLINK\l"_Toc124061380"3.4.2过载保护PAGEREF_Toc124061380\h16HYPERLINK\l"_Toc124061381"3.4.3短路保护PAGEREF_Toc124061381\h19HYPERLINK\l"_Toc124061382"3.4.5模拟脱扣电路PAGEREF_Toc124061382\h22HYPERLINK\l"_Toc124061383"3.4.6脱扣输出电路PAGEREF_Toc124061383\h24HYPERLINK\l"_Toc124061384"3.5负载监控PAGEREF_Toc124061384\h25HYPERLINK\l"_Toc124061385"3.6自诊断和监察PAGEREF_Toc124061385\h25HYPERLINK\l"_Toc124061386"第4章软件设计PAGEREF_Toc124061386\h27HYPERLINK\l"_Toc124061387"4.1软件系统的总体设计PAGEREF_Toc124061387\h27HYPERLINK\l"_Toc124061388"4.2初始化子程序PAGEREF_Toc124061388\h29HYPERLINK\l"_Toc124061389"4.2.1定时器初值的设定PAGEREF_Toc124061389\h29HYPERLINK\l"_To