Bảo vệ so lệch dọC ĐƯỜng dây red670 Cấu trúc của rơ le so lệch red670
TRL1 = Tr1_A + Tr2_A + Tr3_A + Tr4_A
tải về 0.94 Mb.
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Bao ve xa F85, TRỊ SỐ CHỈNH ĐỊNH CHI TIẾT
- Điều hướng trang này:
- TRL2 = Tr1_B + Tr2_B + Tr3_B + Tr4_B (Trip Pha B)
- TRL3 = Tr1_C + Tr2_C + Tr3_C + Tr4_C (Trip Pha C)
| TRL1 = Tr1_A + Tr2_A + Tr3_A + Tr4_A (Trip Pha A)
Tr1_A = Trip unrestrained L1 Tr2_A = Tr2_A_1 + Tr2_A_2 ** Tr2_A_1 = Start L1 * !(Ex fault >100ms +Line energizing) * ![(L1_2nd +L1_5th) + (L2_2nd +L2_5th + L3_2nd +L3_5th ) * Cross Blocking On] ** Tr2_A_2 = Start L1 * !(Ex fault >100ms +Line energizing) * Internal Fault * ![( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) * ! St L1 IdMinHigh ] Tr3_A = St L1 IdMinHigh * Ex fault >100ms * !( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) Tr4_A = St L1 IdMinHigh * Line energizing * ![(L1_2nd +L1_5th) + (L2_2nd +L2_5th L3_2nd +L3_5th ) * Cross Blocking On] TRL2 = Tr1_B + Tr2_B + Tr3_B + Tr4_B (Trip Pha B) Tr1_B = Trip unrestrained L2 Tr2_B = Tr2_B_1 + Tr2_B_2 ** Tr2_B_1 = Start L2 * !(Ex fault >100ms +Line energizing) * ![(L2_2nd +L2_5th) + (L1_2nd +L1_5th + L3_2nd +L3_5th ) * Cross Blocking On] ** Tr2_B_2 = Start L2 * !(Ex fault >100ms +Line energizing) * Internal Fault * ![( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) * ! St L2 IdMinHigh ] Tr3_B = St L2 IdMinHigh * Ex fault >100ms * !( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) Tr4_B = St L2 IdMinHigh * Line energizing * ![(L2_2nd +L2_5th) + (L1_2nd +L1_5th + L3_2nd +L3_5th ) * Cross Blocking On] TRL3 = Tr1_C + Tr2_C + Tr3_C + Tr4_C (Trip Pha C) Tr1_C = Trip unrestrained L3 Tr2_C = Tr2_C_1 + Tr2_C_2 ** Tr2_C_1 = Start L3 * !(Ex fault >100ms +Line energizing) * ![(L3_2nd +L3_5th) + (L1_2nd +L1_5th + L2_2nd +L2_5th ) * Cross Blocking On] ** Tr2_C_2 = Start L3 * !(Ex fault >100ms +Line energizing) * Internal Fault * ![( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) * ! St L3 IdMinHigh ] Tr3_C = St L3 IdMinHigh * Ex fault >100ms * !( L1_2nd +L1_5th + L2_2nd +L2_5th +L3_2nd +L3_5th) Tr4_C = St L3 IdMinHigh * Line energizing * ![(L3_2nd +L3_5th) + (L1_2nd +L1_5th + L2_2nd +L2_5th ) * Cross Blocking On] Lưu ý: Các tác động theo giá trị IdMin, IdMinHigh đều phải nằm trong vùng làm việc của đặc tuyến hãm. tải về 0.94 Mb. Chia sẻ với bạn bè của bạn:
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