Curso Sistemas Trifasicos

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Estudio de los Sistemas Trifásicos

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Curso Sistemas Trifasicos

  1. 1. !quot; # $ !quot; $ % &
  2. 2. ' ( # )* # )* + , + ) /01* -. 2- 2 23 2
  3. 3. # ) -* 4 , (56(∠/0 (6 (∠ 5 /0 (-6(∠7 /0 5 ( # 4# #
  4. 4. 89 u u( t ) = U MAX sen(ωt + 0°) N t -90° -60° -30° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° 360° ω S TENSION # : # )*
  5. 5. 89 u( t ) = U MAX sen(ωt − 120°) u, i N t -90° -60° -30° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° 360° ω S 5 /0: ; # < )*
  6. 6. 89 u( t ) = U MAX sen(ωt + 120°) u N t -120° -90° -60° -30° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° 360° ω S 5 /0: # < )*
  7. 7. u N t -120° -90° -60° -30° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° 360° S 4 120° 120° == = #
  8. 8. T1 )* R1 0° ϕ6 12 /0 12 0° N S2 T2 R2 R1 T2 S1 S2 S T1 R2 S1 120° # #
  9. 9. UTT` ) * ) * 12 0° U RR´ = U F ∠0° 120° URR` USS´ = U F ∠ − 120° 0° 12 UTT ´ = U F ∠ + 120° USS`
  10. 10. ! . + $ +T1 +S1 +R1 ! 8 $ -T2 -S2 -R2 # + # # + !quot; < % $
  11. 11. 8 % + : )# *
  12. 12. 8 % +R1 +R1 -T2 -R2 -S2 -R2 +T1 -T2 +S1 +T1 -S2 +S1 8 % & 8 %
  13. 13. IR R R + Punto centro de la estrella - URS O - UTR - IS T S + S + UST IT T -+ :4 - 4- +
  14. 14. > 4 + R R + + URO - URS O - - USO T S + S + + T + U RS = U RO − USO + # ?4 ?
  15. 15. > 4 + U RS -U SO U RS = U RO − USO U LINEA + 60° 30° U RO U RO U FASE U LINEA = 2cos 30°U FASE 120° U SO U LINEA = 3 U FASE
  16. 16. -U -U U RS URS RO U TO RO U TO U RS -USO + U TR -USO U TR UTR 120° # 60° 60° 30° 30° U RO U RO 120° 0° 120° 12 + 12 0° USO USO 5 /0 + -UTO U -UTO UST U ST ST
  17. 17. -URO U TO U RS ( ?6 >∠/0 ( -U SO U TR ( ?6 >∠ 5 /0 ( 60° ( ?6 >∠7 /0 30° ( 5 U RO 120° + USO ( 6 ∠-/0 ( ( 6 ∠@ ( /0 ( 6 ∠7 /0 -U TO ( 5A UST
  18. 18. 8 IR R R + ; quot; IR - IT O - < - IS T S # + + S + IS IT ILINEA = IFASE T -+ :4
  19. 19. R R + B )* B - URS N - UTR - T S + URO S + UST USO T UTO N - + + : : 4B 4-
  20. 20. IR T2 R1 - + I SR U U T1T2 R1R2 U RS I TS + I RT - IS U TR T1 R2 - + S2 S1 U S1S2 U ST IT 4 +
  21. 21. UR1R2 =U RS + 4 120° (6(∠/0 (6(∠ 5 /0 120° UR1R2 =U RS (6(∠7 /0 5 120° U LINEA = U FASE US1S2 =U ST
  22. 22. 8 IR -I TS IT R T2 R1 - + I SR U U I RT T1T2 R1R2 I TS + I RT - IS T1 R2 120° 120° S ISR - + S2 S1 U 30° S1S2 120° IT IS -I RT T I TS -I SR IR < # # + :# C #, 6
  23. 23. IR R + U RS IS U TR S GENERADOR CARGA TRIFASICO TRIFASICA + U ST IT T + ( # # + 5 /0 +4
  24. 24. 8 ; IR - + D U RS IS # - CARGA U TR , + TRIFASICA (E U ST IT FG 7 - + (E FG 7 (E FG 7
  25. 25. 8 quot; 4 4 # = ! H $8 ! $
  26. 26. 8 # IR + - + 8 # U RS IS % - CARGA U TR 8 + TRIFASICA 8 U ST IT 8 # - + 8 H 8 =
  27. 27. 8 H # I I R R ZØ ZØ ZØ ZØ S S ZØ ZØ T T 8 = 8 = 8 8 +
  28. 28. 8 I LINEA R UFASE ZØ ULINEA ZØ I LINEA S ZØ I LINEA T
  29. 29. 8 8 + F > G IR R + U RN Z IN N Z IS + Z + S IT T # < # 8 # #
  30. 30. 8 8 + IR R + U RN Z IN N U F ∠0° U RN IR = IR = Z∠φ Z # UF (> 4 # ∠0° − φ IR = J Z
  31. 31. 8 8 + U F ∠ − 120° IS = N Z∠φ IS + UF Z ∠ − 120° − φ IS = S Z IN N U F ∠ + 120° Z IT = Z∠φ + IT UF ∠ + 120° − φ IT = Z T
  32. 32. 8 8 + U TN U RN = U F ∠0° IT Ø IR = IF ∠0° − φ USN = U F ∠ − 120° U RN IS = IF ∠ − 120° − φ Ø IS IR Ø UTN = U F ∠ + 120° IT = IF ∠ + 120° − φ USN
  33. 33. 48 UU TN TN IT U TN Ø IT 120° U RN 120° U RN IR Ø IS IR IS U RN 120° Ø USN Ix = 0 USN USN = 8 ?! quot; + $
  34. 34. 8 8 + IR R + U RN Z IN N N´ Z IS + Z + S IT T IN + IR + IS + IT = 0 # K IN = 0 # BL #
  35. 35. 8 8 + IR R + U RN´ Z U RS N´ Z IS U SN´ + Z + S IT T + # 4 # : # J # +
  36. 36. 8 8 + IR 4 U RN´ Z + U RS N´ # Z IS U SN´ < Z # IT #
  37. 37. 8 I LINEA R ZØ ZØ ULINEA UFASE = I LINEA I FASE S ZØ I LINEA T
  38. 38. 8 8 + IR R + ITR IRS U RS Z U TR Z IS S Z U ST IT T + + # # :
  39. 39. 8 8 + R + ITR IRS U RS Z U TR Z TR S T + UTRU RS − ∠ + ∠0°°I U FFU F ∠120° − φ UF U F φ F 120 U Uy IRS = ∠0° = = = = ∠0° − ° − φ ITR ∠120 φ = = = IRS TR ZZ ZZ Zφ Z∠∠φ Z Z
  40. 40. 8 8 + IR R + ITR IRS U RS Z U TR Z IS S Z U ST IT T + + IR = IRS − ITR K
  41. 41. 8 8 + U TR I TR IR = IRS − ITR Ø I LINEA = 2 cos 30°I FASE U RS IFASE Ø I RS 30° I LINEA = 3 I FASE ILINEA -I TR IR
  42. 42. 8 8 + -I ST U TR IT I TR + # 30° Ø IS U RS I R = I RS − ITR 30° Ø -IRS I RS IS = IST − I RS IST Ø 30° IT = ITR − IST -ITR UST IR
  43. 43. 8 8 + U TR IT + Ø +30° # IS + U RS φ 7 -/0 Ø +30° Ø +30° M 8 I C #: IR # # 7N C F ;G UST
  44. 44. <; & R R S S T T 1 1 ZY Z∆ Z∆ ZY Z∆ ZY 3 2 3 2 1 ZΥ = Z∆ 3
  45. 45. # 8 R R S S T T N N M 3Ø 3Ø Motor trifásico Horno trifásico Motor trifásico Horno trifásico 15 kW 4,5 kW 15 kW 4,5 kW F.P.=0.86 conectado conectado en en estrella triángulo : # ##

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