【正文】 1 羅甸鳳亭 35kV 輸變電工程 可行性研究報(bào)告 （收口 稿） 貴州大學(xué)勘察設(shè)計(jì)研究院 工程設(shè)計(jì)證書號： A252020737 二 0 一一年八 月 貴陽 貴州電網(wǎng)公司 貴陽供電局 2 批準(zhǔn)： 審核： 編寫： 供稿： 貴陽 供電局 羅甸縣分局 3 目錄 一、工程概述 ...........................................................................................................................................................1 設(shè)計(jì)依據(jù) ...........................................................................................................................................................1 工程概況 ...........................................................................................................................................................2 設(shè)計(jì)水平年 ......................................................................................................................................................4 主要設(shè)計(jì)原則 ..................................................................................................................................................4 設(shè)計(jì)范圍及配合分工 .....................................................................................................................................5 二、電力系統(tǒng)一次 ..................................................................................................................................................6 羅甸縣簡況 ......................................................................................................................................................6 電力系統(tǒng)現(xiàn)狀 ..................................................................................................................................................6 電力系統(tǒng)發(fā)展規(guī)劃 ...................................................................................................................................... 19 35KV 鳳亭輸變電工程建設(shè)的必要性 ................................................................................................... 23 35KV 鳳亭變在系統(tǒng)中的作用和供電范圍 .......................................................................................... 24 35KV 鳳亭變電站接入系統(tǒng)方案 ............................................................................................................ 24 項(xiàng)目建設(shè)規(guī)模 ............................................................................................................................................. 25 電氣計(jì)算 ...................................................................................................................................................... 26 變電站電氣主接線及有關(guān)電氣設(shè)備參數(shù) ............................................................................................ 26 閑置物資再利用 ...................................................................................................................................... 28 項(xiàng)目合理的投產(chǎn)時(shí)機(jī) ............................................................................................................................. 28 系統(tǒng)的相關(guān)建議 ...................................................................................................................................... 28 三、電力系統(tǒng)二次 ............................................................................................................................................... 30 概述 ................................................................................................................................................................. 30 系統(tǒng)繼電保護(hù)及安全自動裝置 ................................................................................................................ 30 ..................................................................................................................................................... 35 ......................................................................................................................................................... 43 四、變電站站址選擇及工程設(shè)想 .................................................................................................................... 50 變電站站址 ................................................................................................................................................... 50 工程設(shè)想 ........................................................................................................................................................ 55 五、架空線路路徑選擇及工程設(shè)想 ................................................................................. 錯(cuò)誤 !未定義書簽。 概況 ................................................................................................................................ 錯(cuò)誤 !未定義書簽。 線路路徑方案 .............................................................................................................. 錯(cuò)誤 !未定義書簽。 工程設(shè)想 ....................................................................................................................... 錯(cuò)誤 !未定義書簽。 4 六、環(huán)境保護(hù) ........................................................................................................................................................ 94 站址地區(qū)環(huán)境概況 ...................................................................................................................................... 94 工程污染分析及防治措施 ......................................................................................................................... 94 環(huán)境影響初步分析及處理措施 ................................................................................................................ 95 水土保持 ...............................................................................................................