變壓器等值電路-三繞組變壓器

電力系統(tǒng)分析三繞組變壓器什么是三相三繞組變壓器？三繞組變壓器三相三繞組變壓器三繞組變壓器簡(jiǎn)圖三相三繞組變壓器變電站中利用三繞組變壓器由兩個(gè)系統(tǒng)向一個(gè)負(fù)載供電，如圖(a)所示。發(fā)電廠利用三繞組變壓器把發(fā)出的電壓用兩種電壓輸送到不同的電網(wǎng)。如圖(b)所示。供給特殊電源用的專(zhuān)用變壓器。如:煉鋼爐供電的電爐變壓器、大型電解電鍍、直流電力機(jī)車(chē)供電的整流變壓器。測(cè)量用的儀用變壓器?？刂葡到y(tǒng)實(shí)現(xiàn)信號(hào)的傳輸——控制變壓器，直到僅傳輸信號(hào)的非常小的無(wú)線(xiàn)電變壓器。用途220kV110kV10kVU

3U

2U

110kV220kV三繞組變壓器的參數(shù)表型號(hào)額定容量(KvA）額定電壓聯(lián)結(jié)組標(biāo)號(hào)損耗（KW）空載電流短路阻抗（%）高壓（KV）中壓（KV）低壓（KV）升壓降壓空載負(fù)載SFS11-31500/22031500220±2×2.5%242±2×2.5%1151216.36.610.511353738.5YNynd11321540.70高—中22~24，高—低12~14，中—低7~9高—中22~24，高—低12~14，中—低7~9SFS11-40000/22040000381800.63SFS11-50000/22050000452140.56SFS11-63000/22063000532480.56SFS11-90000/22090000693330.49SFS11-120000/22012000010.51113.8353738.5854100.49SFS11-150000/2201500001004870.42SFS11-180000/2201800001145560.42SFS11-240000/2202400001113.815.75353738.51416840.35SFS11-300000/2203000001668080.30220kV三相三繞組電力變壓器技術(shù)數(shù)據(jù)三繞組變壓器的參數(shù)表型號(hào)額定容量(KvA）額定電壓聯(lián)結(jié)組標(biāo)號(hào)損耗（KW）空載電流短路阻抗（%）高壓（KV）中壓（KV）低壓（KV）升壓降壓空載負(fù)載SFS11-31500/22031500220±2×2.5%242±2×2.5%1151216.36.610.511353738.5YNynd11321540.70高—中22~24，高—低12~14，中—低7~9高—中22~24，高—低12~14，中—低7~9SFS11-40000/22040000381800.63SFS11-50000/22050000452140.56SFS11-63000/22063000532480.56SFS11-90000/22090000693330.49SFS11-120000/22012000010.51113.8353738.5854100.49SFS11-150000/2201500001004870.42SFS11-180000/2201800001145560.42SFS11-240000/2202400001113.815.75353738.51416840.35SFS11-300000/2203000001668080.30220kV三相三繞組電力