Files
TJWaterServerBinary/app/algorithms/burst_localization/topology_model.py
jiang 5966d039de refactor(backend)!: separate algorithm and data layers
Reorganize algorithm packages by business responsibility, move orchestration into services, and keep database access behind pooled repositories.

Harden analysis API validation, remove unsafe legacy simulation endpoints, and add regression and architecture boundary coverage.

BREAKING CHANGE: legacy algorithm module paths and obsolete simulation endpoints are removed.
2026-09-04 17:30:55 +08:00

138 lines
4.3 KiB
Python

"""管网模型读取与图构建模块。"""
import copy
import numpy as np
import networkx as nx
import pandas as pd
import wntr
def load_inp(inp_name, inp_location, inp_time, driven_mode, require_p, minimum_p):
inp_file = inp_location + inp_name
wn = wntr.network.WaterNetworkModel(inp_file)
if driven_mode == "PDD":
wn.options.hydraulic.demand_model = "PDD"
wn.options.hydraulic.required_pressure = require_p
wn.options.hydraulic.minimum_pressure = minimum_p
else:
wn.options.hydraulic.demand_model = "DD"
return wn
def read_inf_inp(wn):
all_node = wn.node_name_list
node_elevation = wn.query_node_attribute("elevation")
node_coordinates = wn.query_node_attribute("coordinates")
all_pipe = wn.pipe_name_list
# 改_wz__________________________________
n_pipe = []
for p in all_pipe:
pipe = wn.get_link(p)
if pipe.initial_status == 0: # 状态为'Closed'
n_pipe.append(p)
candidate_pipe_init = sorted(set(all_pipe) - set(n_pipe))
pipe_start_node = wn.query_link_attribute(
"start_node_name", link_type=wntr.network.model.Pipe
)
pipe_end_node = wn.query_link_attribute(
"end_node_name", link_type=wntr.network.model.Pipe
)
pipe_length = wn.query_link_attribute("length")
pipe_diameter = wn.query_link_attribute("diameter")
return (
all_node,
node_elevation,
node_coordinates,
candidate_pipe_init,
pipe_start_node,
pipe_end_node,
pipe_length,
pipe_diameter,
)
def read_inf_inp_other(wn):
all_link = wn.link_name_list
pipe_start_node_all = wn.query_link_attribute("start_node_name")
pipe_end_node_all = wn.query_link_attribute("end_node_name")
return all_link, pipe_start_node_all, pipe_end_node_all
def construct_graph(wn):
length = wn.query_link_attribute("length")
G = wn.get_graph(wn, link_weight=length)
# 转为无向图
G0 = G.to_undirected()
# A0 = np.array(nx.adjacency_graph(G0).todense())
return G0 # , A0
def cal_pipe_coordinate(all_pipe, pipe_start_node, pipe_end_node, node_coordinates):
pipe_num = len(all_pipe)
pipe_coordinates = np.zeros([pipe_num, 2])
pipe_x = copy.deepcopy(pipe_start_node)
pipe_y = copy.deepcopy(pipe_start_node)
for i in range(pipe_num):
temp_pipe = all_pipe[i]
pipe_x[temp_pipe] = (
node_coordinates[pipe_start_node[temp_pipe]][0]
+ node_coordinates[pipe_end_node[temp_pipe]][0]
) / 2
pipe_y[temp_pipe] = (
node_coordinates[pipe_start_node[temp_pipe]][1]
+ node_coordinates[pipe_end_node[temp_pipe]][1]
) / 2
return pipe_x, pipe_y
def cal_node_coordinate(all_node, node_coordinates):
node_x = copy.deepcopy(node_coordinates)
node_y = copy.deepcopy(node_coordinates)
for i in range(len(node_x)):
temp_node = all_node[i]
node_x[temp_node] = node_coordinates[temp_node][0]
node_y[temp_node] = node_coordinates[temp_node][1]
return node_x, node_y
def produce_pattern_value(wn, all_node):
wn_o = copy.deepcopy(wn)
# 改_wz_____________________________
# sample_node = wn_o.get_node(all_node[0])
# num_categories = len(sample_node.demand_timeseries_list)
num_categories = 1
columns = [f"D{i}" for i in range(num_categories)]
basic_demand_pd = pd.DataFrame(index=all_node, columns=columns)
for each in all_node:
node = wn_o.get_node(each)
for i in range(num_categories):
basic_demand_pd.loc[each, columns[i]] = node.demand_timeseries_list[
i
].base_value
return basic_demand_pd
def _build_node_pipe_maps(
all_nodes, candidate_pipes, pipe_start_node, pipe_end_node, pipe_length
):
node_pipe_dic = {node: [] for node in all_nodes}
couple_node_length = {}
for pipe in candidate_pipes:
start_node = pipe_start_node[pipe]
end_node = pipe_end_node[pipe]
if start_node in node_pipe_dic:
node_pipe_dic[start_node].append(pipe)
if end_node in node_pipe_dic:
node_pipe_dic[end_node].append(pipe)
length = float(pipe_length[pipe])
couple_node_length[f"{start_node},{end_node}"] = length
couple_node_length[f"{end_node},{start_node}"] = length
return node_pipe_dic, couple_node_length