低压无功补偿器.doc

低压无功补偿器.doc低压无功补偿器
目录
摘要........................................................................................................................... I Abstract ....................................................................................................................... II
第1章绪论...............................................................................................................1
..........................................................................................................1
..............................................................................2
无功补偿的原理.............................................................................................3
本课题主要研究的内容.................................................................................4
第2章低压无功补偿设计方案...............................................................................5
低压电网中的几种无功补偿的方式.............................................................5
确定补偿容量的几种方法.............................................................................6
从提高功率因数需要确定补偿容量...................................................6
从降低线路有功损耗需要来确定补偿容量.......................................6
从提高运行电压需要来确定补偿容量...............................................7
控制器原理.....................................................................................................8
硬件介绍.........................................................................................................8
AT89C51 .................................................................................................8
A/D转换器选型................................................................................... 11
..................................................................................................13
LCD显示.............................................................................................14
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