{ "ac_spot_check": { "claim": "Use an explicit AC spot check; DC results are unchanged.", "scenarios": [], "status": "NOT_RUN" }, "active_power_balance_headroom_mw": null, "alternatives": [], "alternatives_status": "BLOCKED_BY_BASELINE_VIOLATION", "analysis_id": "bf547f5425c115b3b6ef", "analysis_manifest": { "ac_top_k": 0, "alternatives_requested": 0, "assumed_projects": [], "bus": 5, "candidate_q_mvar": null, "certify_baseline": 3, "engine": "MWClear", "engine_source_sha256": "22051e119f9ccb721d851d8f965d521e28cbe34d0bdef349ccb18a5524e2d1b9", "engine_version": "0.6.0", "input_sha256": "cae3290639d989731d32428aacf30c0b918bc91db73bc54791f3aa62d3f76c70", "kind": "load", "method": "DC PTDF/LODF connected N-1 thermal pre-screen", "request_mw": 50.0, "scenario_name": null, "source_metadata": { "model_coverage": { "ac_complete": true, "ac_omissions": {}, "dc_complete": true, "dc_unsupported_components": {} }, "rate_a_zero_is_missing": false, "source_format": "MATPOWER case v2", "zero_rating_interpretation_by_set": { "A": "UNBOUNDED_OR_UNMONITORED", "B": "UNBOUNDED_OR_UNMONITORED", "C": "UNBOUNDED_OR_UNMONITORED" }, "zero_rating_is_missing_by_set": { "A": false, "B": false, "C": false } }, "study_scope": { "excluded_outage_branch_rows": [], "monitored_branch_rows": [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 ], "monitored_mode": "ALL_POSITIVE_SELECTED_RATINGS", "outage_branch_rows": [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 ], "outage_mode": "ALL_ACTIVE", "rating_column": "RATE_A", "rating_set": "A" } }, "assumed_projects": [], "balancing_bus": 1, "base_dispatch_policy": "generator-bounds-constrained preventive dispatch minimizing the worst normal and connected N-1 branch utilization, followed by a strictly convex least-squares tie-break anchored to supplied generator PG", "base_max_utilization_percent": 85.30117506488097, "baseline_connected_n1_compliant": false, "baseline_connected_n1_max_utilization_percent": 140.0000000000001, "baseline_connected_n1_violation_count": 4, "baseline_connected_n1_violations": [ { "additional_rating_mva": 54.00000000000014, "flow_at_zero_mw": 189.00000000000014, "initiating_outage": { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_set": "A", "to_bus": 2 }, "monitored_element": { "branch_row": 4, "from_bus": 3, "rating_mva": 135.0, "rating_set": "A", "to_bus": 4 }, "utilization_percent": 140.0000000000001 }, { "additional_rating_mva": 53.39999999999998, "flow_at_zero_mw": 191.39999999999998, "initiating_outage": { "branch_row": 2, "from_bus": 1, "rating_mva": 152.0, "rating_set": "A", "to_bus": 3 }, "monitored_element": { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_set": "A", "to_bus": 2 }, "utilization_percent": 138.69565217391303 }, { "additional_rating_mva": 51.00000000000006, "flow_at_zero_mw": 189.00000000000006, "initiating_outage": { "branch_row": 4, "from_bus": 3, "rating_mva": 135.0, "rating_set": "A", "to_bus": 4 }, "monitored_element": { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_set": "A", "to_bus": 2 }, "utilization_percent": 136.95652173913047 }, { "additional_rating_mva": 39.40000000000009, "flow_at_zero_mw": 191.4000000000001, "initiating_outage": { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_set": "A", "to_bus": 2 }, "monitored_element": { "branch_row": 2, "from_bus": 1, "rating_mva": 152.0, "rating_set": "A", "to_bus": 3 }, "utilization_percent": 125.921052631579 } ], "baseline_normal_operation_compliant": true, "baseline_normal_operation_violation_count": 0, "baseline_normal_operation_violations": [], "baseline_screen_compliant": false, "binding_constraint": null, "binding_limit_type": null, "bus": 5, "candidate_balancing_participation_by_generator_row": { "1": 1.0 }, "candidate_balancing_policy": "reference-invariant proportional participation across online generators, weighted by remaining PMAX headroom for load and remaining PMIN turndown for generation", "candidate_q_mvar": null, "candidate_specific_headroom_status": "UNAVAILABLE_BASELINE_VIOLATION", "case": "pglib_opf_case30_ieee", "certification": { "certificates": [ { "branch_cut_capacity_mva_ratio": "135/1", "certificate_type": "MWCLEAR_EXACT_CUTSET_V2", "claim": "Under the stated outage, no dispatch within generator Pmax can serve all modeled demand without exceeding at least one RATE_A-rated cut element.", "cut_branches": [ { "branch_row": 4, "from_bus": 3, "rating_mva": 135.0, "rating_mva_ratio": "135/1", "to_bus": 4 } ], "cut_capacity_mw": 229.4, "cut_capacity_mw_ratio": "1147/5", "independent_replay": { "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 54.0, "status": "PROVEN_INFEASIBLE_CUTSET", "verified": true }, "input_sha256": "cae3290639d989731d32428aacf30c0b918bc91db73bc54791f3aa62d3f76c70", "inside_demand_mw_ratio": "12/5", "outage_branch_row": 1, "outside_generation_capacity_mw_ratio": "92/1", "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 54.0, "proven_deficit_mw_ratio": "54/1", "rating_set": "A", "source_side_bus_ids": [ 1, 3 ], "status": "PROVEN_INFEASIBLE_CUTSET", "total_demand_mw": 283.4, "total_demand_mw_ratio": "1417/5", "transport_max_served_mw_ratio": "1147/5" }, { "branch_cut_capacity_mva_ratio": "138/1", "certificate_type": "MWCLEAR_EXACT_CUTSET_V2", "claim": "Under the stated outage, no dispatch within generator Pmax can serve all modeled demand without exceeding at least one RATE_A-rated cut element.", "cut_branches": [ { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_mva_ratio": "138/1", "to_bus": 2 } ], "cut_capacity_mw": 230.0, "cut_capacity_mw_ratio": "230/1", "independent_replay": { "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 53.4, "status": "PROVEN_INFEASIBLE_CUTSET", "verified": true }, "input_sha256": "cae3290639d989731d32428aacf30c0b918bc91db73bc54791f3aa62d3f76c70", "inside_demand_mw_ratio": "0/1", "outage_branch_row": 2, "outside_generation_capacity_mw_ratio": "92/1", "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 53.4, "proven_deficit_mw_ratio": "267/5", "rating_set": "A", "source_side_bus_ids": [ 1 ], "status": "PROVEN_INFEASIBLE_CUTSET", "total_demand_mw": 283.4, "total_demand_mw_ratio": "1417/5", "transport_max_served_mw_ratio": "230/1" }, { "branch_cut_capacity_mva_ratio": "138/1", "certificate_type": "MWCLEAR_EXACT_CUTSET_V2", "claim": "Under the stated outage, no dispatch within generator Pmax can serve all modeled demand without exceeding at least one RATE_A-rated cut element.", "cut_branches": [ { "branch_row": 1, "from_bus": 1, "rating_mva": 138.0, "rating_mva_ratio": "138/1", "to_bus": 2 } ], "cut_capacity_mw": 232.4, "cut_capacity_mw_ratio": "1162/5", "independent_replay": { "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 51.0, "status": "PROVEN_INFEASIBLE_CUTSET", "verified": true }, "input_sha256": "cae3290639d989731d32428aacf30c0b918bc91db73bc54791f3aa62d3f76c70", "inside_demand_mw_ratio": "12/5", "outage_branch_row": 4, "outside_generation_capacity_mw_ratio": "92/1", "proof_arithmetic": "EXACT_RATIONAL", "proven_deficit_mw": 51.0, "proven_deficit_mw_ratio": "51/1", "rating_set": "A", "source_side_bus_ids": [ 1, 3 ], "status": "PROVEN_INFEASIBLE_CUTSET", "total_demand_mw": 283.4, "total_demand_mw_ratio": "1417/5", "transport_max_served_mw_ratio": "1162/5" } ], "proven_claims": 3, "scope": "Exact transport cut-set bounds; not AC feasibility certificates.", "status": "PROVEN_BASELINE_INFEASIBILITY" }, "confidence": { "binding_constraint": "UNAVAILABLE_BASELINE_VIOLATION", "connected_n1_headroom": "UNAVAILABLE_BASELINE_VIOLATION", "cost_and_schedule": "NOT_AVAILABLE_WITHOUT_RATE_CARD", "minimum_rating_delta": "UNAVAILABLE_BASELINE_VIOLATION", "normal_operation_headroom": "UNAVAILABLE_BASELINE_VIOLATION" }, "connected_n1_thermal_headroom_mw": null, "connected_outages_screened": 38, "critical_connected_outages": [], "decision": "BASELINE_VIOLATION", "decision_reason": "The optimized zero-request dispatch already violates a connected N-1 thermal limit; candidate-specific firm headroom is not available.", "elapsed_seconds": 0.09764619999623392, "engine_source_sha256": "22051e119f9ccb721d851d8f965d521e28cbe34d0bdef349ccb18a5524e2d1b9", "engine_version": "0.6.0", "firm_connected_n1_headroom_mw": null, "flexible_connection": { "actions": [], "active_power_balance_required_reduction_mw": null, "annual_hours_estimate": "NOT_AVAILABLE_WITHOUT_NETWORK_TIME_SERIES", "confidence": "UNAVAILABLE_BASELINE_VIOLATION", "contingencies_requiring_action": null, "firm_capacity_mw": null, "maximum_required_curtailment_mw": null, "requested_capacity_mw": 50.0, "status": "UNAVAILABLE_BASELINE_VIOLATION" }, "input_sha256": "cae3290639d989731d32428aacf30c0b918bc91db73bc54791f3aa62d3f76c70", "islanding_outages_excluded": 3, "kind": "load", "method": "DC PTDF/LODF connected N-1 thermal pre-screen", "model_coverage": { "active_branches": 41, "contingency_complete": true, "contingency_unsupported_components": {}, "dc_unsupported_components": {}, "missing_selected_ratings": 0, "positive_active_rating_counts_by_set": { "A": 41, "B": 41, "C": 41 }, "rated_active_branches": 41, "rating_set": "A", "scope_warnings": [], "selected_outage_branches": 41, "selected_rating_omits_rate_a_rated_active_branches": 0, "selected_zero_rating_interpretation": "UNBOUNDED_OR_UNMONITORED", "status": "COMPLETE", "unrated_active_branches": 0 }, "modeled_rating_relief": { "confidence": "UNAVAILABLE_BASELINE_VIOLATION", "construction_cost": "NOT_AVAILABLE_WITHOUT_UPGRADE_OPTIONS", "elements": [], "objective": "minimum per-element RATE_A relaxation for fixed topology and dispatch", "status": "UNAVAILABLE_BASELINE_VIOLATION", "total_additional_rating_mva": null }, "normal_operation_binding_constraint": null, "normal_operation_headroom_mw": null, "normal_operation_thermal_headroom_mw": null, "outages_not_selected": 0, "overload_collection_status": "UNAVAILABLE_BASELINE_VIOLATION", "overloaded_scenarios_at_request": null, "preventive_dispatch_mw_by_bus": { "1": 191.39999999999998, "2": 92.0, "5": 0.0, "8": 0.0, "11": 0.0, "13": 0.0 }, "request_mw": 50.0, "security_constraint_generation": { "cuts_added": 19, "iterations": 3, "lodf_chunk_size": 64, "secondary_dispatch_policy": "STRICTLY_CONVEX_INPUT_PG_PROJECTION", "secondary_face_allowance": 1.3999998937919145e-09, "secondary_face_cap": 1.400000001400004, "secondary_replay_max_utilization": 1.400000000000001, "secondary_solver_status": "OPTIMAL", "stage_one_minimax_objective": 1.4000000000000041, "stage_one_replay_max_utilization": 1.4000000000000041 }, "source_metadata": { "model_coverage": { "ac_complete": true, "ac_omissions": {}, "dc_complete": true, "dc_unsupported_components": {} }, "rate_a_zero_is_missing": false, "source_format": "MATPOWER case v2", "zero_rating_interpretation_by_set": { "A": "UNBOUNDED_OR_UNMONITORED", "B": "UNBOUNDED_OR_UNMONITORED", "C": "UNBOUNDED_OR_UNMONITORED" }, "zero_rating_is_missing_by_set": { "A": false, "B": false, "C": false } }, "study_scope": { "excluded_outage_branch_rows": [], "monitored_branch_rows": [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 ], "monitored_mode": "ALL_POSITIVE_SELECTED_RATINGS", "outage_branch_rows": [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 ], "outage_mode": "ALL_ACTIVE", "rating_column": "RATE_A", "rating_set": "A" }, "thermal_binding_constraint": null, "top_overloads": [] }