... U = V9) 06, 0.2005,0.4011,0 .60 .(380,035,0lQUxijijdm0++= U04 = Ucf - U = 7x380/100 9 = 17 ,6 V 23'04dmijij04mm7, 96) 06, 0.4005,0.8011,0.130( 6, 17.380,0.7,3110UUlPF=++== ... VTa thấy Ucf = 7% = 7x380/100 = 26, 6 V U04 Ucf+ Chọn tiết diện nhánh 1-2Tính tổn thất thực tế trên đoạn 0-1 6, 17380,011,0.303,0 .60 380,011,0.33,0.130Ul.x.QUl.r.PUdm01001dm0100101=+=+= ... 1018,0.10.3500900cosU3PI0101=+== A 36 8,0.10.3500cosU3500I12=== ALấy x0 = 0,35 /km Tính U =ijijij0"sinlIx.3U (sin = 0 ,6) = 3. 0,35.(101x4 + 36x2)x0 ,6 = 172 V U = Ucf...