Hasil Perhitungan Daya Aktif dan Reaktif Saat Sistem Normal

Pinang 115 85,49 98,312 -15,3 Pungut 115 95,39 109,700 -10,3 Pusaka 115 87,02 100,068 -16,0 Rokan 115 94,98 109,228 -10,2 Sintong 115 87,06 100,117 -14,3 Suram 115 93,75 107,814 -11,6 Zamrud 115 86,70 99,709 -16,1 CDRI-BG1 13,8 102.38 14,128 -5,3 CDRI-BG2 13,8 102,34 14,123 -4,8 CDRI-BG3 13,8 102,42 14,134 -5,4 CDRI-BG4 13,8 102,45 14,138 -5,4 CGN-BG1 13,8 105,00 14,490 0,0 CGN-BG2 13,8 105,00 14,490 0,0 CGN-BG3 13,8 105,00 14,490 0,0 Cogen 230 235,463 235,463 -3,2 MNS-BG4 13,8 102,26 14,112 -7,9

IV.2 Hasil Perhitungan Daya Aktif dan Reaktif Saat Sistem Normal

Hasil perhitungan arah dan besar aliran daya aktif dan reaktif pada setiap saluran dari analisis aliran daya sistem 115 KV PT. Chevron Pacific Indonesia menggunakan ETAP 4.0 saat sistem normal terdapat pada tabel 4.2 di bawah ini. Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 Tabel 4.2 Daya aktif dan reaktif saat sistem normal Saluran Aliran Daya Dari Bus Rel Ke Bus Rel Daya Aktif MW Daya Reaktif MVAR PF Arus Ampere 3D 4D 12.21 -3.33 -96.5 67 3D KBJ -33.58 -9.92 95.9 186 4B 5B 29.36 5.77 98.1 158 4B KBJ -47.04 -16.73 94.2 264 4D 3D -12.20 3.23 -96.7 64 4D 6DN 36.85 1.04 100.0 195 4D KBJ -42.76 -15.49 94.0 241 5B 4B -29.30 -5.78 98.1 158 5B 6D 29.51 5.54 98.3 159 5B Minas 18.26 -0.92 -99.9 96 5B KBJ -45.19 -15.39 94.7 253 6D 5B -29.41 -5.54 98.3 159 6D Minas 5.74 -9.13 -58.3 57 6DN 4D -36.79 -0.99 100.0 195 6DN Minas 16.77 -11.42 -82.7 108 8C Minas -20.06 -12.43 85.0 125 8D Minas -30.86 -19.13 85.0 194 Balam Nella -4.98 -3.08 85.0 34 Bangko Sintong -21.38 -11.76 87.6 142 Bangko Nella 6.64 2.62 93.0 41 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 Batang Central Duri -32.72 -18.69 86.8 206 Batang Sintong 31.45 17.9 86.9 198 Bekasap Main Duri -11.21 -6.95 85.0 69 Beruk Minas -24.55 -13.08 88.3 158 Beruk Pusaka 7.52 3.16 92.2 46 Beruk Zamrud 13.05 7.45 86.8 85 Bus-43 Central Duri -12.00 -6.8 87.0 72 Bus-43 Pematang Main 7.58 4.53 85.8 46 Bus-43 Rokan 4.43 2.27 89.0 26 CDRI-BG1 Central Duri 15.30 12.6 77.2 809 CDRI-BG2 Central Duri 16.70 12.6 79.8 855 CDRI-BG3 Central Duri 14.70 12.6 75.9 790 CDRI-BG4 Central Duri 14.90 12.6 76.4 796 Central Duri Batang 33.52 19.51 86.4 203 Central Duri Bus-43 12.03 6.43 88.2 71 Central Duri Duri 18.31 6.52 94.2 101 Central Duri Duri 18.31 6.52 94.2 101 Central Duri NDRI_115B -81.33 -34.07 92.2 462 Central Duri CDRI-BG1 -15.19 -10.60 82.0 97 Central Duri CDRI-BG2 -16.58 -10.37 84.8 102 Central Duri CDRI-BG3 -14.60 -10.68 80.7 94 Central Duri CDRI-BG4 -14.79 -10.64 81.2 95 CGN-BG1 Cogen 90.81 41.70 90.9 3981 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 CGN-BG2 Cogen 90.81 41.70 90.9 3981 CGN-BG3 Cogen 90.81 41.70 90.9 3981 Cogen KBJ_230 97.63 38.90 92.9 257 Cogen KBJ_230 88.12 19.38 97.7 221 Cogen CGN-BG1 -90.66 -35.66 93.1 238 Cogen CGN-BG2 -90.66 -35.66 93.1 238 Cogen CGN-BG3 -90.66 -35.66 93.1 238 Cogen NDRI_115A NDRI_13.8 86.24 48.70 87.1 242 Duri Bekasap Main 11.24 6.65 86.0 68 Duri Central Duri -18.26 -6.73 93.8 102 Duri Central Duri -18.26 -6.73 93.8 102 Duri KBJ 1.62 -3.43 -42.8 19 Duri Pungut 2.34 -2.98 -61.8 19 KBJ Duri -1.62 1.42 -75.2 11 KBJ 3D 33.82 10.06 95.8 185 KBJ 4B 47.21 16.89 94.2 263 KBJ 4D 43.00 15.59 94.0 240 KBJ 5B 45.41 15.55 94.6 252 KBJ Kota Batak 13.35 5.84 91.6 76 KBJ Libo 2.17 0.25 99.3 11 KBJ Pungut -0.98 1.81 -47.5 10 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 KBJ KBJ_13.8B KBJ_230 -91.18 -33.71 93.8 510 KBJ KBJ_13.8A KBJ_230 -91.18 -33.71 93.8 510 KBJ_13.8A KBJ_230 KBJ 0.00 0.00 0.0 KBJ_13.8B KBJ_230 KBJ 0.00 0.00 0.0 KBJ_230 Cogen -96.28 -42.43 91.5 268 KBJ_230 Cogen -86.45 -38.78 91.2 241 KBJ_230 KBJ KBJ_13.8B 91.36 40.60 91.4 255 KBJ_230 KBJ KBJ_13.8A 91.36 40.60 914.0 255 Kota Batak KBJ -13.23 -6.89 88.7 79 Kota Batak Petapahan 3.75 1.01 96.5 20 Libo KBJ -2.16 -1.34 85.0 13 Menggala Sintong -5.91 -3.66 85.0 40 Minas 5B -18.20 0.62 -99.9 96 Minas 6D -5.73 8.96 -53.9 56 Minas 6DN -16.75 11.36 -82.8 107 Minas Beruk 25.47 13.05 89.0 152 Minas 8C 20.08 12.21 85.5 125 Minas 8D 30.92 19.05 85.1 193 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 Minas MNS-BG4 -10.37 -14.02 59.4 92 Minas MNS-BG6 -10.03 -20.32 44.2 120 Minas MNS-BG8 -14.44 -12.65 75.2 102 Minas MNS-BG10 -15.95 -18.54 65.2 130 Minas MNS-BG11 -15.66 -18.69 64.2 129 MNS-BG4 Minas 10.50 16.50 53.7 800 MNS-BG6 Minas 10.10 22.10 41.6 1004 MNS-BG8 Minas 14.50 14.00 71.9 881 MNS-BG10 Minas 16.00 20.00 62.5 1122 MNS-BG11 Minas 15.70 20.00 61.7 1118 NDRI_13.8 Cogen NDRI_115A 0.00 0.00 NDRI_115A NDRI_115B 86.07 38.37 91.3 486 NDRI_115A NDRI_13.8 Cogen -85.96 -38.29 91.3 485 NDRI_115B NDRI_115A -86.06 -38.33 91.83 486 NDRI_115B Central Duri 81.92 35.70 91.6 461 Nella Bangko -6.63 -3.01 91.1 42 Nella Balam 4.99 2.63 88.4 33 Nella Pinang 1.64 0.37 97.5 9 Pedada Pusaka -2.33 -1.44 85.0 15 Pematang Main Bus-43 -7.57 -4.69 85.0 47 Petapahan Kota Batak -3.74 -1.78 90.3 22 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 Petapahan Suram 1.58 0.44 96.3 8 Pinang Nella -1.64 -1.02 85.0 11 Pungut Duri -2.34 2.04 -75.3 16 Pungut KBJ 0.98 -2.88 -75.3 16 Pusaka Beruk -7.47 -4.30 86.7 49 Pusaka Pedada 2.33 1.12 90.2 14 Rokan Bus-43 -4.42 -2.74 85.0 27 Sintong Bangko 21.53 11.72 87.8 141 Sintong Menggala 5.92 3.31 87.3 39 Sintong Batang -30.65 -17.02 87.4 202 Suram Petapahan -1.58 -0.98 85.0 9 Zamrud Beruk -12.94 -8.02 85.0 88 IV.3 Hasil Perhitungan Daya Aktif dan Reaktif Pada Cabang transmisi dan transformator Saat Sistem Normal Hasil perhitungan arah dan besar aliran daya aktif dan reaktif pada cabang transmisi dan transformator dari analisis aliran daya sistem 115 KV PT. Chevron Pacific Indonesia menggunakan ETAP 4.0 saat sistem normal terdapat pada tabel 4.3 di bawah ini. Tabel 4.3 Aliran daya aktif dan reaktif pada cabang saat sistem normal Informasi Bus yang Terhubung Aliran Daya Dari- ke Bus Aliran Daya ke-dari Bus Nama Cabang Dari Bus Ke Bus MW MVAR MW MVAR Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 3D-4D 3D 4D 12.208 -3.327 -12.200 3.230 KBJ-3D 3D KBJ -33.576 -9.916 33.816 10.061 4B5B 4B 5B 29.359 5.771 -29.304 -5.779 KBJ-4B 4B KBJ -47.042 -16.729 47.206 16.885 4D-6DN 4D 6DN 36.855 1.043 -36.789 -0.987 KBJ-4D 4D KBJ -42.757 -15.492 42.999 15.589 5B-6D 5B 6D 29.507 5.536 -29.415 -5.545 5B-MNS 5B Minas 18.262 -0.925 -18.199 0.621 KBJ-5B 5B KBJ -45.191 -15.394 45.413 15.551 6D-MNS 6D Minas 5.742 -9.126 -5.733 8.956 6DN-MNS 6DN Minas 16.769 -11.420 -16.750 11..55 MNS-8C 8C Minas -20.056 -12.429 20.082 12.206 MNS-8D 8D Minas -30.864 -19.127 30.922 19.048 NL-BLM Balam Nella -4.967 -3.084 4.985 2.631 BKO-STG Bangko Sintong -21.381 -11.758 21.533 11.720 NL-BKO Bangko Nella 6.639 2.622 -6.626 -3.005 BTG-CDRI Batang Central Duri -32.724 -18.686 33.522 19.508 STG-BTG Batang Sintong 31.449 17.896 -30.652 -17.016 BKM-DRI Bekasap Main Duri -11.212 -6.949 11.236 6.655 BRK-MNS Beruk Minas -24.550 -13.083 25.467 13.046 BRK-PSK Beruk Pusaka 7.521 3.162 -7.472 -4.303 BRK-ZMRD Beruk Zamrud 13.046 7.453 -12.939 -8.019 Bus43-CDRI Bus-43 Central Duri -12.000 -6.799 12.033 6.430 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 Bus43-PMTM Bus-43 Pematang Main 7.577 4.529 -7.571 -4.692 RKN-Bus43 Bus-43 Rokan 4.429 2.273 -4.425 -2.742 CDRI-TX1 CDRI-BG1 Central Duri 15.300 12.600 -15.192 -10.599 CDRI-TX2 CDRI-BG2 Central Duri 16.700 12.600 -16.580 -10.375 CDRI-TX3 CDRI-BG3 Central Duri 14.700 12.600 -14.597 -10.680 CDRI-TX4 CDRI-BG4 Central Duri 14.900 12.600 -14.795 -10.641 CDRI-DRI_A Central Duri Duri 18.309 6.524 -18.260 -6.728 CDRI-DRI_B Central Duri Duri 18.309 6.524 -18.260 -6.728 NDRI_115B- CD Central Duri NDRI_115B -81.326 -34.072 81.920 35.761 CGN-TX1 CGN-BG1 Cogen 90.808 41.695 -90.664 -35.659 CGN-TX2 CGN-BG2 Cogen 90.808 41.695 -90.664 -35.659 CGN-TX3 CGN-BG3 Cogen 90.808 41.695 -90.664 -35.659 CGN- KBJ_230A Cogen KBJ_230 97.633 38.902 -96.281 -42.426 CGN- KBJ_230B Cogen KBJ_230 88.117 19.378 -96.281 -42.426 DRI-KBJ Duri KBJ 1.625 -3.427 -1.618 1.419 DRI-PGT Duri Pungut 2.341 -2.982 -2.337 2.042 KBJ-KTBTK KBJ Kota Batak 13.350 5.843 -13.233 -6.890 LBO-KBJ KBJ Libo 2.167 0.252 -2.165 -1.783 PGT-KBJ KBJ Pungut -0.979 1.815 0.982 3.314 KTBTK-PTP Kota Batak Petapahan 3.748 1.011 -3.743 16.500 Fery Jusmedy : Studi Aliran Daya Sistem 115 kv PT. Chevron Pacific Indonesia, 2007. USU Repository © 2009 MGL-STG Menggala Sintong -5.911 -3.663 5.921 22.100 MNS-TX-4 Minas MNS-BG4 -10.367 -14.022 10.500 14.000 MNS-TX6 Minas MNS-BG6 -10.025 -20.325 10.100 20.000 MNS-TX8 Minas MNS-BG8 -14.443 -12.653 14.500 20.000 MNS-TX10 Minas MNS-BG10 -15.950 -18.537 16.000 -38.331 MNS-TX11 Minas MNS-BG11 -15.656 -18.691 15.700 -1.016 NDRI_115A- ND NDRI_115A NDRI_115B 86.069 38.369 -86.056 1.118 PNG-NL Nella Pinang 1.640 0.374 -1.639 -0.978 PSK-PDD Pedada Pusaka -2.331 -1.445 2.332 -33.707 PTP-SRM Petapahan Suram 1.579 0.442 -1.578 -0.001 KBJ_230-TXA KBJ_230 KBJ 91.364 40.605 -91.177 -33.707 KBJ_13.8B -0.001 -0.001 KBJ_230-TXB KBJ_230 KBJ 91.364 40.605 -91.177 -33.707 KBJ_13.8A -0.001 -0.001 NDRI_115A- TX Cogen NDRI_115A 86.244 48.698 -85.964 -38.293 NDRI_13.8 0.001 0.001

IV.4 Hasil Perhitungan Losses dan Voltage Drop Saat Sistem Normal