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Modeling and simulation Chapter | 5  143






















             FIGURE 5.17 Test system 1 for harmonic studies.

                     BUS 1         BUS 2          BUS 3
              υ s
                   X s    R 0 , R 1  X 0 , X 1  R 0 , R 1  X 0 , X 1

                                  R 2
                        R 1                                      Harm.
                                                  R 3    L 3
                                                 Resistive  Motive       PFC 2
                                            PFC 1                source
                        L 1        L 2
             FIGURE 5.18 Test system 2 for harmonic studies.


              TABLE 5.4 Technical parameters of the test systems.

              Source       v s 5 13:8kV      S CC 5 30 MVA    L s 5 0:0107 H
              equivalent
                           f 5 60 Hz                          R s 5 0:001 Ω
              Test system 1
              Load               P 5 743 kW               Q 5 247 kVAr
              PFC 5 PFC 2  Q 52 247 kVAr       C 5 5:4 μF     v nom 5 13:8kV
              Injected     I 5 5 0:840    I 7 5 0:601  I 11 5 0:382  I 13 5 0:323
              harmonics (in
              A)
              Test system 2
              Bus 1               P 5 1MW                  PF 5 0:9ind:
              Bus 2        P 5 2MW            PF 5 0:9ind:    PFC 1 5 970 kVAr
              Bus 3        Same parameters of test system 1
              Lines (5 km  R 0 5 0:8767 Ω=km        R 1 5 0:2112 Ω=km
              each)
                           X 0 5 1:6847 Ω=km        X 1 5 0:2510 Ω=km
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