【正文】 企業(yè)線損管理及降損措施的研究 1 目 錄1 緒論 .................................................................................................................................................................42 線損的組成和計(jì)算方法 ..................................................................................................................................6 線損的組成 ...........................................................................................................................................6 按損耗性質(zhì)分 ...........................................................................................................................6 按損耗特點(diǎn)分 ...........................................................................................................................6 按損耗等級(jí)和范圍分： .............................................................................................................7 線損理論計(jì)算方法 ..............................................................................................................................8 線損計(jì)算方法的描述 ...............................................................................................................8 配電網(wǎng)電能損失理論計(jì)算方法 .............................................................................................9 均方根電流和平均電流的計(jì)算 ...........................................................................................10 低壓電網(wǎng)線損計(jì)算（估算） ...................................................................................................11 電壓損失計(jì)算 .......................................................................................................................143 現(xiàn)用線損管理方法、存在問題 及降損措施 .................................................................................................15 線損管理方法 ....................................................................................................................................15 領(lǐng)導(dǎo)重視、管理到位 ...............................................................................................................15 制定嚴(yán)格的技術(shù)指標(biāo) .............................................................................................................15 當(dāng)前供電企業(yè)線損管理存在的問題 ................................................................................................16 配電網(wǎng)布局和結(jié)構(gòu)不合理 .....................................................................................................16 供電設(shè)備陳舊老化，損 耗嚴(yán)重 ...............................................................................................16 配電變壓器的負(fù)荷不平衡 .....................................................................................................16 電能計(jì)量裝置造成的損耗 .....................................................................................................16 缺乏無功補(bǔ)償 .........................................................................................................................16 管理上的損耗 .........................................................................................................................17 降損的措施方法 ................................................................................................................................17 降損的措施方法 .....................................................................................................................17 管理降損的措施 .....................................................................................................................194 經(jīng)濟(jì)效益分析實(shí)例 ...........................................