Computer Controlled Voltage Control with SVCs in Transmission Systems Application

The Computer Controlled Voltage Control with SVCs in Transmission Systems Application, to study the most important applications based on thyristor controlled reactor (TCR) and thyristor switched capacitor (TSC).

ATENG 11467 — Computer Controlled Voltage Control with SVCs in Transmission Systems Application

(for main items)

• With this unit there are several options and possibilities:
• Main items: 1, 2, 3, and 4.
• Optional items: 5, 6 and 7.
• Let us describe first the main items (1 to 4):
  1SVC-UB. Base Unit for ATENG 11467.
• N-ALI01. Industrial Main Power Supply Module.
• Supply voltage: 400 VAC, 3PH + N.
  ON/OFF removable key.
• Output voltage connections:
• Three-Phase + Neutral: 400 VAC.
• Single-Phase: 230 VAC.
• Three-Phase supply hose with IP44 3PN + E 32 A 400 V connecting plug. N-ALI01
• Differential magnetothermal 4 poles, 25 A, 300 mA AC 6 kA.
  Emergency stop push-button.
• N-AE1. Transmission Lines Simulation Module.
  Return line of 10 Ohm.
• The resistive part: two resistance values of 15 Ohm and 33 Ohm with the next possible
• connections:
• Only one:
  15 Ohm.
  33 Ohm. N-AE1
• Series:
  48 Ohm.
• Parallel:
  10.31 Ohm.
• The inductive part:
• Possibilities:
  33 mH, 78 mH, 140 mH, 193 mH, 236 mH.
• The capacitance between conductors:
  0.5 µF and 1 µF for each conductor.
• The capacitance between conductor and ground:
  1 µF and 2 µF, also at the beginning and at the end of the line.
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition (2 units).
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes a specific software for monitoring current
  and voltage curves, harmonics display, tariffs programming, alarms programming and electrical
  parameters storage.
• Features:
  N-EALD
• Multifunctional three-phase power meter:
• Three-phase and single-phase voltage. Up to 690 VAC L-L.
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and THD current, TDD current and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and THD current, TDD current and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
  4

Complete Technical Specifications (for main items)

• N-PSM. Power Switch Module.
• Supply voltage: single-phase 230 VAC.
• Power terminals:
  Four power input terminals (3PH + N).
  Four power output terminals (3PH + N).
• Auxiliary contacts:
  One “NO” contact. N-PSM
  One “NC” contact.
  Two push-buttons to open/close the power terminals and auxiliary contacts.
• Two control contacts of 24 VDC.
• Two voltage supply outputs of 24 VDC.
• N-REL09. Time Electronic Relay against Overcurrents Module (0-16 A).
  Overcurrent electronic relay.
  Overload protection.
• Range: 0 – 16 A.
  Test and reset function.
  NO/NC contact. N-REL09
  Timing.
• N-TRANS09. Three-Phase Galvanic Isolation Transformer Module, 400/400 VAC, 1 kVA.
• Nominal power: 1 kVA.
• Primary winding voltage: 400 VAC Y – 230 VAC Δ.
• Secondary winding voltage: 400 VAC Y – 230 VAC Y.
• Fuses: 3 x 5 A. N-TRANS09
• N-REFT/3C. 3 x 300 W Three-Phase Configurable Resistors Module.
  Configurable star and delta connections.
  Three banks with three three-phase resistors of 1600 Ω.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 300) W.
  N-REFT/3C
• N-INDT/3C. 3 x 300 Var Three-Phase Configurable Inductances Module.
  Configurable star and delta connection.
• Inductance: 3 x (3 x 5) H.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 100) Var.
• Supply voltage: 230 VAC.
  Common point of normally close/open contacts. N-INDT/3C
• N-CAR19T/3C. 3 x 300 var Three-Phase Configurable Capacitors Module.
  Configurable star and delta connections.
  Three banks with three three-phase capacitors of 2 µF.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 300) Var.
  N-CAR19T/3C
• Required elements to operate with “SVC-UB” unit (at least one) (Not included):
• SVC-K1. TCR Thyristor Reactor Controller Kit.
• N-TCR01. TCR Thyristor Reactor Controller Module.
• Supply voltage: 230 VAC.
• Nominal power: 1 kVA.
• Rated current: 1.44 A.
  Thyristor bridge firing angle control.
  N-TCR01
• N-INDT. Three-phase Commutable Inductive Load Module.
• Nominal voltage: 400 VAC.
• Inductance: 1.4 H.
• Nominal current: 1.6 A.
  Manual switch to turn ON/OFF inductances.
• Fuses: 3 x 2 A.
• Terminals: N-INDT
  Four input terminals (3PH + N).
  Four output terminals (3PH + N).
  5

Complete Technical Specifications (for main items)

• SVC-K2. TSC Thyristor Switch Capacitor Kit.
• N-TSC01. TSC Thyristor Switch Capacitor Module.
• Supply voltage: 230 VAC.
• Nominal power: 1 kVA.
• Rated current: 1.44 A.
  Thyristor bridge firing angle control.
• N-CONT. Three-phase Commutable Capacitive Load Module.
  N-TSC01
• Nominal voltage: 400 VAC.
• Capacitance: 3 x 7 µF.
  Manual switch to turn ON/OFF capacitors.
• Fuses: 3 x 4 A.
• Terminals:
  Four input terminals (3PH + N).
  Four output terminals (3PH + N).
  N-CONT