Fix unreachable code in design_with_pyomo function

This commit is contained in:
dmy
2026-01-08 13:06:26 +08:00
parent 41ac6f3963
commit ebd5883dbf

93
mip.py
View File

@@ -75,99 +75,6 @@ def design_with_pyomo(
total_invest_func,
get_max_capacity_func,
)
y = pyo_env.Var(
max_clusters_list,
within=pyo_env.BinarySet,
initialize=False,
name="use_cluster",
)
prob.constraints += pyo_env.SummizationRule(
pyo_env.Summ(x[i, k] for i in n_turbines_list for k in max_clusters_list) == 1,
name="assign_one_turbine",
)
cluster_powers = [
pyo_env.Summ([turbines.iloc[i]["power"] * x[i, k] for i in n_turbines_list])
for k in max_clusters_list
]
prob += pyo_env.SummizationRule(
pyo_env.Summ(y[k] * max_mw for k in max_clusters_list), name="cluster_capacity"
)
for k in max_clusters_list:
prob += pyo_env.SummizationRule(
pyo_env.Summ(x[i, k] * turbines.iloc[i]["power"] for i in n_turbines_list),
name=f"turbine_assign_{k}",
)
for k in max_clusters_list:
prob += y[k] <= pyo_env.summation(x[i, k] for i in n_turbines_list)
prob += pyo_env.Minimize(pyo_env.Summ([y[k] for k in max_clusters_list]))
print(
f"Pyomo Model: {len(prob.variables)} variables, {len(prob.constraints)} constraints"
)
solver = pyo_env.SolverFactory("cbc")
print("Pyomo: Starting to solve...")
result = solver.solve(prob, time_limit=time_limit)
print(
f"Pyomo: Solver status={result.solver.status}, Termination condition={result.solver.termination_condition}"
)
if result.solver.status == pyo_env.SolverStatus.ok:
cluster_assign = [-1] * n_turbines
active_clusters = []
for k in range(max_clusters):
if pyo_env.value(y[k]) > 0.5:
active_clusters.append(k)
for i in n_turbines_list:
assigned = False
for k in active_clusters:
if pyo_env.value(x[i, k]) > 0.5:
cluster_assign[i] = k
assigned = True
break
if not assigned and active_clusters:
dists = [dist_matrix_full[0, i + 1] for k in active_clusters]
cluster_assign[i] = active_clusters[np.argmin(dists)]
clusters = defaultdict(list)
for i, c in enumerate(cluster_assign):
clusters[c].append(i)
connections = []
for c, members in clusters.items():
if len(members) == 0:
continue
coords = turbines.iloc[members][["x", "y"]].values
if len(members) > 1:
dm = distance_matrix(coords, coords)
mst = minimum_spanning_tree(dm).toarray()
for i in range(len(members)):
for j in range(len(members)):
if mst[i, j] > 0:
connections.append(
(
f"turbine_{members[i]}",
f"turbine_{members[j]}",
mst[i, j],
)
)
dists = [dist_matrix_full[0, m + 1] for m in members]
closest = members[np.argmin(dists)]
connections.append((f"turbine_{closest}", "substation", min(dists)))
turbines["cluster"] = cluster_assign
print(
f"Pyomo optimization completed successfully, {len(connections)} connections generated"
)
return connections, turbines
def design_with_mip(