降壓變電所及高壓配電系統(tǒng)設(shè)計-本科-展示頁
2024-12-16 09:34本頁面
【正文】 e equipment selection and validation to ensure the normal operation of systems. The fourth part of the design in accordance with the requirements of lightning protection measures for the final selection and ground equipment design, increased system security. In the final papers also include the design drawings and calculation process. Key words： Load calculation, Main wiring design, Shortcircuit calculation, Distribution Device 1 目 錄 1 緒 論 ........................................................................................................................ 1 論文背景及目的 ............................................................................................ 1 論文研究方法 ................................................................................................ 1 供電設(shè)計的主要內(nèi)容 .................................................................................... 1 2 負(fù)荷計算與無功功率補償 ...................................................................................... 2 負(fù)荷計算 ........................................................................................................ 2 負(fù)荷計算的意義 .................................................................................. 2 按需要系數(shù)法確定計算負(fù)荷 .............................................................. 2 6kV 負(fù)荷計算 ...................................................................................... 3 ~ 變電所 380V 負(fù)荷計算 .................................................. 3 無功補償計算 ................................................................................................ 4 確定補償容量 ...................................................................................... 4 補償后的功率因素 .............................................................................. 7 3 變壓器選擇與主接線方案的設(shè)計 .......................................................................... 8 選擇降壓變壓器 ............................................................................................ 8 35kV/6kV 變壓器的選擇 .................................................................... 8 6kV/380V 變壓器的選擇 .................................................................... 9 工廠主接線方案的比較 .............................................................................. 10 工廠總降壓變電所高壓側(cè)主接線方式比較 .................................... 10 工廠總降壓變電所低壓側(cè)主接線方式比較 .................................... 10 工廠總降壓變電所供配電電壓的選擇 ............................................ 11 總降壓變電所電氣主接線設(shè)計 .................................................................... 11 高低壓配電柜選擇 ...................................................................................... 11 4 短路電流計算 ........................................................................................................ 13 短路計算的意義 .......................................................................................... 13 短路計算 ...................................................................................................... 13 5 電氣設(shè)備選擇 ........................................................................................................ 15 2 電氣設(shè)備選擇與校驗的條件與項目 ....................
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