新增爆管位置检测模块及相关API接口

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2026-03-06 15:27:59 +08:00
parent 63d3458fb4
commit b83b895e2b
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"""爆管定位部署入口(基于外部 SCADA 实测数据)。"""
import argparse
import json
from pathlib import Path
from typing import Iterable
import pandas as pd
from .burst_locator import (
DN_search_multi_simple_add_flow_count_new,
)
from .network_model import (
_build_node_pipe_maps,
cal_node_coordinate,
construct_graph,
load_inp,
read_inf_inp,
read_inf_inp_other,
)
def _read_id_list_json(path):
if path is None:
return None
data = json.loads(Path(path).read_text(encoding="utf-8"))
if isinstance(data, list):
return [str(item) for item in data]
if isinstance(data, dict):
if "ids" in data and isinstance(data["ids"], list):
return [str(item) for item in data["ids"]]
raise ValueError(f"ID JSON must be list or dict with key 'ids': {path}")
raise ValueError(f"Unsupported ID JSON format: {path}")
def _read_series_csv(path):
if path is None:
return None
df = pd.read_csv(path)
if df.shape[1] < 2:
raise ValueError(f"CSV must contain at least two columns (id,value): {path}")
if {"id", "value"}.issubset(df.columns):
id_col, value_col = "id", "value"
else:
id_col, value_col = df.columns[0], df.columns[1]
series = pd.Series(
df[value_col].values, index=df[id_col].astype(str).values, dtype=float
)
return series
def _align_scada_series(
series: pd.Series, ids: Iterable[str], series_name: str
) -> pd.Series:
ids = [str(item) for item in ids]
aligned = series.copy()
aligned.index = aligned.index.map(str)
missing_ids = [item for item in ids if item not in aligned.index]
if missing_ids:
preview = ", ".join(missing_ids[:10])
raise ValueError(f"{series_name} missing IDs: {preview}")
aligned = pd.to_numeric(aligned.loc[ids], errors="coerce")
invalid_ids = aligned[aligned.isna()].index.tolist()
if invalid_ids:
preview = ", ".join(invalid_ids[:10])
raise ValueError(
f"{series_name} contains non-numeric values for IDs: {preview}"
)
return aligned
def run_burst_location(
wn_inp_path,
pressure_scada_ids,
burst_pressure,
normal_pressure,
burst_leakage,
flow_scada_ids=None,
burst_flow=None,
normal_flow=None,
min_dpressure=2.0,
basic_pressure=10.0,
):
if pressure_scada_ids is None or len(pressure_scada_ids) == 0:
raise ValueError("pressure_scada_ids cannot be empty.")
if burst_pressure is None or normal_pressure is None:
raise ValueError("burst_pressure and normal_pressure are required.")
has_any_flow = any(
value is not None for value in [flow_scada_ids, burst_flow, normal_flow]
)
has_all_flow = all(
value is not None for value in [flow_scada_ids, burst_flow, normal_flow]
)
if has_any_flow and not has_all_flow:
raise ValueError(
"flow_scada_ids, burst_flow, and normal_flow must be provided together."
)
inp_path = Path(wn_inp_path)
wn = load_inp(
inp_name=inp_path.name,
inp_location=str(inp_path.parent) + "/",
inp_time=0,
driven_mode="PDD",
require_p=float(basic_pressure),
minimum_p=0.0,
)
all_node, _, node_coordinates, candidate_pipe, _, _, pipe_length, _ = read_inf_inp(
wn
)
_, pipe_start_node_all, pipe_end_node_all = read_inf_inp_other(wn)
node_x, node_y = cal_node_coordinate(all_node, node_coordinates)
G0 = construct_graph(wn)
node_pipe_dic, couple_node_length = _build_node_pipe_maps(
all_node, candidate_pipe, pipe_start_node_all, pipe_end_node_all, pipe_length
)
all_node_series = pd.Series(range(len(all_node)), index=all_node)
pressure_ids = [str(item) for item in pressure_scada_ids]
normal_pressure_aligned = _align_scada_series(
normal_pressure, pressure_ids, "normal_pressure"
)
burst_pressure_aligned = _align_scada_series(
burst_pressure, pressure_ids, "burst_pressure"
)
pressure_normal = normal_pressure_aligned.to_frame().T
pressure_monitor = burst_pressure_aligned.to_frame().T
pressure_predict = pressure_normal.copy()
timestep_list = list(pressure_normal.index)
if has_all_flow:
flow_ids = [str(item) for item in flow_scada_ids]
if len(flow_ids) == 0:
raise ValueError(
"flow_scada_ids cannot be empty when flow data is provided."
)
normal_flow_aligned = _align_scada_series(normal_flow, flow_ids, "normal_flow")
burst_flow_aligned = _align_scada_series(burst_flow, flow_ids, "burst_flow")
flow_normal = normal_flow_aligned.to_frame().T
flow_monitor = burst_flow_aligned.to_frame().T
flow_predict = flow_normal.copy()
similarity_mode = "CDF"
max_flow = flow_normal.iloc[0, :].abs()
else:
flow_normal = pd.DataFrame(index=timestep_list)
flow_monitor = pd.DataFrame(index=timestep_list)
flow_predict = pd.DataFrame(index=timestep_list)
similarity_mode = "CAD_new_gy"
max_flow = pd.Series(dtype=float)
located_pipe, elapsed_seconds, simulation_times, _, similarity_series = (
DN_search_multi_simple_add_flow_count_new(
wn=wn,
G0=G0,
all_node=all_node,
node_x=node_x,
node_y=node_y,
pipe_start_node_all=pipe_start_node_all,
pipe_end_node_all=pipe_end_node_all,
couple_node_length=couple_node_length,
node_pipe_dic=node_pipe_dic,
all_node_series=all_node_series,
top_group_ratio=0.3,
top_pipe_num_max=80,
top_pipe_num_min=10,
candidate_pipe_input_initial=candidate_pipe,
similarity_mode=similarity_mode,
pressure_monitor=pressure_monitor,
pressure_predict=pressure_predict,
pressure_normal=pressure_normal,
pressure_leak_all=None,
flow_monitor=flow_monitor,
flow_predict=flow_predict,
flow_normal=flow_normal,
flow_leak_all=None,
timestep_list=timestep_list,
max_flow=max_flow,
group_basic_num=30,
Top_sensor_num=min(5, len(pressure_ids)),
if_gy=0,
pressure_threshold=float(min_dpressure),
leak_mag=float(burst_leakage),
)
)
return {
"located_pipe": located_pipe,
"burst_leakage": float(burst_leakage),
"elapsed_seconds": elapsed_seconds,
"simulation_times": int(simulation_times),
"top_candidates": list(similarity_series.index[:10]),
"similarity_mode": similarity_mode,
}
def _parse_args():
parser = argparse.ArgumentParser(description="爆管定位主函数入口")
parser.add_argument("--wn-inp", required=True, help="EPANET inp 文件路径")
parser.add_argument(
"--pressure-ids-json", required=True, help="压力SCADA ID列表 JSON 文件"
)
parser.add_argument(
"--flow-ids-json", default=None, help="(可选)流量SCADA ID列表 JSON 文件"
)
parser.add_argument(
"--burst-pressure-csv", required=True, help="爆管时压力 CSVid,value"
)
parser.add_argument(
"--normal-pressure-csv", required=True, help="正常时压力 CSVid,value"
)
parser.add_argument(
"--burst-flow-csv", default=None, help="(可选)爆管时流量 CSV(id,value"
)
parser.add_argument(
"--normal-flow-csv", default=None, help="(可选)正常时流量 CSV(id,value"
)
parser.add_argument(
"--burst-leakage", type=float, required=True, help="爆管漏损流量"
)
parser.add_argument(
"--min-dpressure",
type=float,
default=2.0,
help="(可选)最小压降阈值,默认 2.0",
)
parser.add_argument(
"--basic-pressure",
type=float,
default=10.0,
help="(可选)基础服务压力,默认 10.0",
)
return parser.parse_args()
def main():
args = _parse_args()
result = run_burst_location(
wn_inp_path=args.wn_inp,
pressure_scada_ids=_read_id_list_json(args.pressure_ids_json),
burst_pressure=_read_series_csv(args.burst_pressure_csv),
normal_pressure=_read_series_csv(args.normal_pressure_csv),
burst_leakage=args.burst_leakage,
flow_scada_ids=_read_id_list_json(args.flow_ids_json),
burst_flow=_read_series_csv(args.burst_flow_csv),
normal_flow=_read_series_csv(args.normal_flow_csv),
min_dpressure=args.min_dpressure,
basic_pressure=args.basic_pressure,
)
print(json.dumps(result, ensure_ascii=False))
if __name__ == "__main__":
main()