【正文】 凱里供電局黎平（分）縣 供電局 2020 年 10kV 及以下配網(wǎng)施工設(shè)計項(xiàng)目 10kV水水線 (新建 /改造 )配網(wǎng)工程設(shè)計說明書 (編號： 2020PKLLP029) （審定稿） 黔東南開源電力 設(shè)計咨詢有限公司 勘測設(shè)計證號： A252020745 2020 年 11 月 第 1 頁 共 29 頁 目 錄 目 錄 ................................................................................................................................................................................ 1 第一卷 10KV 水水線改造工程設(shè)計說明書 ......................................................................................................... 4 一、工程總述 ..................................................................................................................................................................... 5 1 設(shè)計依據(jù) ..................................................................................................................................................................... 5 任 務(wù)依據(jù) ............................................................................................................................................................ 5 技術(shù)規(guī)范 ............................................................................................................................................................ 5 2 工程概況及規(guī)模 ........................................................................................................................................................ 6 表 11 10kV部分規(guī)模匯總表 ........................................................................................................................... 6 表 12 配變及以下部分規(guī)模匯總表 .............................................................................................................. 7 3 工程投資 ..................................................................................................................................................................... 8 4 建設(shè)單位及建設(shè)時間 ............................................................................................................................................... 8 二、路徑方案選擇 ............................................................................................................................................................ 9 1 選擇原則 ...................................................................................................................................................................... 9 2 各工程的負(fù)荷轉(zhuǎn)接方案選擇 .................................................................................................................................. 9 3 各工程的路徑，地質(zhì)、地形、運(yùn) 距的選擇 ....................................................................................................... 9 表 21 10kV部分工程路徑，地質(zhì)、地形、運(yùn)距的選擇情況表 ............................................................... 9 表 22 配變及以下工程路徑，地質(zhì)、地形、運(yùn)距的選擇情況表 .........................................................10 4 耐張段的劃分及導(dǎo)線排列方式 ............................................................................................................................ 11 表 23 耐張段的劃分導(dǎo)線排列方式表 .......................................................................................................... 11 三、氣象條件選擇 .......................................................................................................................................................... 11 1 最大風(fēng)速的確定 ...................................................................................................................................................... 11 2 覆冰厚度的確定 ...................................................................................................................................................... 11 3 污穢 等級 .................................................................................................................................................................... 11 4 氣象組合 .................................................................................................................................................................... 11 表 31 10kV配電線路標(biāo)準(zhǔn)設(shè)計氣象組合 .....................................................................................................12 四、電氣部分 ...................................................................................................................................................................12 1 接線方式選擇 ........................................................................................................................................................... 12 2 導(dǎo)線選擇及防振措施 ............................................................................................................................................. 13 導(dǎo)線型號選擇 ..................................................................................................................................................13 表 41 導(dǎo)線選型一覽表 .......................................................................................................................................13 安全系數(shù) ..........................................................................................................................................................13 表 42 導(dǎo)線參數(shù)表 ............................................................................................................................................13 防震措施 ..........................................................................................................................................................13 3 絕緣配合 .................................................................................................................................................................... 14 絕緣配合 ..........................................................................................................................................................14 絕緣子與金具組合 ........................................................................................................................................14 4 導(dǎo)線對地和交叉跨越 ..................................