PSS Studies

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

CatB – Available capacity ▪ Available capacity on lines surrounding SHEP following worst contingencies ▪ 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 97182 BSPT132 132.00 297174 BKPG-T2 132.00 2 SINGLE 16 0 91.1 127.5 127.5 234.0 54.5 106.5 97141 SGMT132 132.00 197174 BKPG-T 132.00 1 SINGLE 17 0 50.8 109.2 109.2 234.0 46.7 124.8 96138 BAHA132 132.00 96151 NSCI132 132.00 2 SINGLE 6 0 6.5 13.1 13.1 141.0 9.3 127. 9 96138 BAHA132 132.00 96151 NSCI132 132.00 1 SINGLE 7 0 6.5 13.1 13.1 141.0 9.3 127. 9 97141 SGMT132 132.00 97182 BSPT132 132.00 2 SINGLE 16 0 55.3 90.9 90.9 234.0 38.8 143. 1 97141 SGMT132 132.00 97150 JMTH132 132.00 1 SINGLE 13 0 63.9 119.2 119.2 282.0 42.3 162. 8 97128 TKAK132 132.00 97150 JMTH132 132.00 1 SINGLE 14 0 55.4 119.2 119.2 282.0 42.3 162. 8 96140 GMAS132 132.00 97141 SGMT132 132.00 1 SINGLE 8 0 87.1 112.0 112.0 282.0 39.7 170. 0 96405 MCOP132 132.00 97128 TKAK132 132.00 1 SINGLE 1 0 31.5 103.2 103.2 282.0 36.6 178. 8 96105 AKRH132 132.00 96405 MCOP132 132.00 1 SINGLE 10 0 71.5 103.0 103.0 282.0 36.5 179. 0 96138 BAHA132 132.00 97141 SGMT132 132.00 1 SINGLE 9 0 61.7 90.5 90.5 282.0 32.1 191. 5 96136 PBSR132 132.00 96140 GMAS132 132.00 1 SINGLE 8 0 64.1 89.2 89.2 282.0 31.6 192.8 96136 PBSR132 132.00 96137 KPLH132 132.00 1 SINGLE 8 0 45.6 70.5 70.5 282.0 25.0 211. 5 96137 KPLH132 132.00 96138 BAHA132 132.00 1 SINGLE 8 0 10.5 53.9 53.9 282.0 19.1 228. 1 96109 JSIN132 132.00 97117 TKID132 132.00 1 SINGLE 1 0 14.4 53.5 53.5 282.0 19.0 228. 5 97128 TKAK132 132.00 97141 SGMT132 132.00 2 SINGLE 14 0 4.9 41.3 41.3 282.0 14.7 240. 7 97117 TKID132 132.00 97128 TKAK132 132.00 1 SINGLE 1 0 3.6 40.3 40.3 282.0 14.3 241. 7

CONTINGENCY LEGEND: LABEL EVENTS

SINGLE 1 : OPEN LINE FROM BUS 96105 [AKRH132 132.00] TO BUS 96405 [MCOP132 132.00] CKT 1 SINGLE 6 : OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 96151 [NSCI132 132.00] CKT 1 SINGLE 7 : OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 96151 [NSCI132 132.00] CKT 2 SINGLE 8 : OPEN LINE FROM BUS 96138 [BAHA132 132.00] TO BUS 97141 [SGMT132 132.00] CKT 1 SINGLE 9 : OPEN LINE FROM BUS 96140 [GMAS132 132.00] TO BUS 97141 [SGMT132 132.00] CKT 1 SINGLE 10 : OPEN LINE FROM BUS 96405 [MCOP132 132.00] TO BUS 97128 [TKAK132 132.00] CKT 1 SINGLE 13 : OPEN LINE FROM BUS 97128 [TKAK132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 SINGLE 14 : OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 97150 [JMTH132 132.00] CKT 1 SINGLE 16 : OPEN LINE FROM BUS 97141 [SGMT132 132.00] TO BUS 197174 [BKPG-T 132.00] CKT 1 SINGLE 17 : OPEN LINE FROM BUS 97182 [BSPT132 132.00] TO BUS 297174 [BKPG-T2 132.00] CKT 2

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