PSS Studies

Test 1c and 3 – Post-disturbance loading and voltage limits with SHEP

CatC – Available capacity ▪ Available capacity on lines surrounding SHEP following worst contingencies (performed with SHEP) ▪ Observed to have sufficient margin in both peak and trough case ▪ Peak with SHEP

<------- F R O M -------> <--------- T O --------->CKT CONTINGENCY OTHERS BASE MAXIMUM IMPACT RATING PERCENT AVAILABLE 97141 SGMT132 132.00 97150 JMTH132 132.00 1 DOUBLE 66 0 100.3 183.2 183.2 282.0 65.0 98.8 97128 TKAK132 132.00 97150 JMTH132 132.00 1 DOUBLE 67 0 85.8 181.9 181.9 282.0 64.5 100.1 97182 BSPT132 132.00 297174 BKPG-T2 132.00 2 DOUBLE 132 0 78.3 130.8 130.8 234.0 55.9 103.2 97141 SGMT132 132.00 197174 BKPG-T 132.00 1 DOUBLE 133 0 41.4 112.9 112.9 234.0 48.2 121.1 96138 BAHA132 132.00 96151 NSCI132 132.00 2 DOUBLE 5 14 6.5 13.1 13.1 141.0 9.3 127.9 96138 BAHA132 132.00 96151 NSCI132 132.00 1 DOUBLE 6 14 6.5 13.1 13.1 141.0 9.3 127.9 97141 SGMT132 132.00 97182 BSPT132 132.00 2 DOUBLE 132 0 39.9 92.7 92.7 234.0 39.6 141.3 96140 GMAS132 132.00 97141 SGMT132 132.00 1 DOUBLE 96 0 95.7 133.9 133.9 282.0 47.5 148.1 96136 PBSR132 132.00 96140 GMAS132 132.00 1 DOUBLE 96 0 73.5 111.8 111.8 282.0 39.6 170.2 96138 BAHA132 132.00 97141 SGMT132 132.00 1 DOUBLE 104 0 68.2 108.7 108.7 282.0 38.5 173.3 96405 MCOP132 132.00 97128 TKAK132 132.00 1 DOUBLE 1 14 45.8 103.2 103.2 282.0 36.6 178.8 96105 AKRH132 132.00 96405 MCOP132 132.00 1 DOUBLE 24 2 59.2 103.0 103.0 282.0 36.5 179.0 96136 PBSR132 132.00 96137 KPLH132 132.00 1 DOUBLE 96 0 55.5 93.5 93.5 282.0 33.2 188.5 97128 TKAK132 132.00 97141 SGMT132 132.00 2 DOUBLE 112 0 8.1 88.9 88.9 282.0 31.5 193.1 97117 TKID132 132.00 97128 TKAK132 132.00 1 DOUBLE 112 0 14.0 72.4 72.4 282.0 25.7 209.6 96109 JSIN132 132.00 97117 TKID132 132.00 1 DOUBLE 12 0 9.1 67.5 67.5 282.0 23.9 214.5 96137 KPLH132 132.00 96138 BAHA132 132.00 1 DOUBLE 104 0 14.6 56.0 56.0 282.0 19.9 226.0

CONTINGENCY LEGEND: LABEL EVENTS DOUBLE 1 : OPEN LINE FROM BUS 96105 [AKRH132 132.00] TO BUS 96405 [MCOP132 132.00] CKT 1 OPEN LINE FROM BUS 96109 [JSIN132 132.00] TO BUS 97117 [TKID132 132.00] CKT 1 DOUBLE 5 : OPEN LINE FROM BUS 96105 [AKRH132 132.00] TO BUS 96405 [MCOP132 132.00] CKT 1 OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 96151 [NSCI132 132.00] CKT 1 DOUBLE 6 : OPEN LINE FROM BUS 96105 [AKRH132 132.00] TO BUS 96405 [MCOP132 132.00] CKT 1 OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 96151 [NSCI132 132.00] CKT 2 DOUBLE 12 : OPEN LINE FROM BUS 96105 [AKRH132 132.00] TO BUS 96405 [MCOP132 132.00] CKT 1 OPEN LINE FROM BUS 97128 [TKAK132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 24 : OPEN LINE FROM BUS 96109 [JSIN132 132.00] TO BUS 97117 [TKID132 132.00] CKT 1 OPEN LINE FROM BUS 96405 [MCOP132 132.00] TO BUS 97128 [TKAK132 132.00] CKT 1 DOUBLE 66 : OPEN LINE FROM BUS 96137 [KPLH132 132.00] TO BUS 96138 [BAHA132 132.00] CKT 1 OPEN LINE FROM BUS 97128 [TKAK132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 67 : OPEN LINE FROM BUS 96137 [KPLH132 132.00] TO BUS 96138 [BAHA132 132.00] CKT 1 OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 96 : OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 97141 [SGMT132 132.00] CKT 1 OPEN LINE FROM BUS 97128 [TKAK132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 104 : OPEN LINE FROM BUS 96140 [GMAS132 132.00] TO BUS 97141 [SGMT132 132.00] CKT 1 OPEN LINE FROM BUS 97128 [TKAK132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 112 : OPEN LINE FROM BUS 96405 [MCOP132 132.00] TO BUS 97128 [TKAK132 132.00] CKT 1 OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 DOUBLE 132 : OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 197174 [BKPG-T 132.00] CKT 1 DOUBLE 133 : OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 OPEN LINE FROM BUS 97182 [BSPT132 132.00] TO BUS 297174 [BKPG-T2 132.00] CKT 2

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