CN116402291B - Method and system for overall scheduling of sewage in river basin of river - Google Patents

Method and system for overall scheduling of sewage in river basin of river Download PDF

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CN116402291B
CN116402291B CN202310320020.6A CN202310320020A CN116402291B CN 116402291 B CN116402291 B CN 116402291B CN 202310320020 A CN202310320020 A CN 202310320020A CN 116402291 B CN116402291 B CN 116402291B
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plant
capacity
river
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CN116402291A (en
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冷玉波
何造胜
颜寅杰
刘锦
刘春�
王政君
李志宏
陈浩
陈灵芳
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Shenzhen Ghy Environment Water Conservancy Co ltd
Shenzhen Hewan Basin Management Center
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Shenzhen Hewan Basin Management Center
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
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Abstract

The invention relates to the technical field of sewage overall scheduling, in particular to a method and a system for overall scheduling of sewage in a river basin of a river. The method comprises the following steps: acquiring a sewage pipe network plan, and dividing sewage discharge areas according to the sewage pipe network plan so as to acquire sewage discharge areas; acquiring sewage discharge drop information, and setting up a sewage pump station and a sewage interception pump station at a key sewage draining node interface according to the sewage discharge drop information so as to acquire pump station information; data optimization is carried out according to the sewage discharge subareas and the pump station information, so that a sewage pipe network system and a river-following intercepting system are generated; and acquiring the sewage treatment capacity information of each plant, analyzing and processing the conditions according to the sewage treatment capacity information of each plant, the sewage pipe network system and the river-following intercepting system, so as to acquire the current decision condition information, and alternatively constructing a daily overall scheduling scheme, an overhaul overall scheduling scheme or a sudden overall scheduling scheme according to the current decision condition information. The invention realizes overall dispatching of sewage.

Description

Method and system for overall scheduling of sewage in river basin of river
Technical Field
The invention relates to the technical field of sewage overall scheduling, in particular to a method and a system for overall scheduling of sewage in a river basin of a river.
Background
Along with the gradual improvement of the living standard of people and the acceleration of urban construction, the yields of urban domestic sewage and industrial sewage are increasingly improved, the comprehensive treatment regulation and control of the existing sewage treatment plants is relatively crude, the domestic sewage and the industrial sewage can not be treated in time when heavy rainfall occurs locally, and the ecological system of the river is destroyed under the pollution condition of the river in the river bay and the river.
Disclosure of Invention
Based on the above, the invention provides a method and a system for overall dispatching of sewage in a river basin in a river bay, so as to solve at least one of the technical problems.
In order to achieve the above purpose, the invention provides a method for overall scheduling of sewage in a river bay river basin, which comprises the following steps:
Step S1: acquiring a sewage pipe network plan, and dividing sewage discharge areas according to the sewage pipe network plan so as to acquire sewage discharge areas;
Step S2: acquiring sewage discharge drop information, and setting up a sewage pump station and a sewage interception pump station at a key sewage draining node interface according to the sewage discharge drop information so as to acquire pump station information; data optimization is carried out according to the sewage discharge subareas and the pump station information, so that a sewage pipe network system and a river-following intercepting system are generated;
Step S3: acquiring sewage treatment capacity information of each plant, and carrying out condition analysis and treatment according to the sewage treatment capacity information of each plant, a sewage pipe network system and a river-following intercepting system so as to acquire current decision condition information, wherein the current decision condition information comprises local rainfall condition information, overhaul condition information and emergency information;
step S4: according to the current decision condition information, a daily overall scheduling scheme, an overhaul overall scheduling scheme or a burst overall scheduling scheme is constructed alternatively; wherein,
The step S41 of constructing the daily overall scheduling scheme is: acquiring local rainfall information according to the local rainfall information, and analyzing daily working conditions according to the local rainfall information and the sewage treatment capacity information of each plant so as to acquire the type of the daily working conditions; performing principle operation overall scheduling according to the type of the daily working condition, so as to generate a daily overall scheduling scheme;
the step S42 of constructing the maintenance orchestration scheduling scheme is: acquiring an overhaul plan according to overhaul condition information, and detecting potential capacity of sewage treatment capacity information of each plant according to the overhaul plan so as to acquire the potential capacity information of each plant; carrying out distribution overall scheduling according to the potential capability information of each plant so as to generate an overhaul overall scheduling scheme;
The step S43 of constructing the burst overall scheduling scheme is: acquiring emergency information according to the emergency information, and carrying out capacity identification according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range; and carrying out overflow measurement and cross-regional sewage overall scheduling according to the sewage treatment capacity range, thereby generating a burst overall scheduling scheme.
According to the embodiment, the sewage discharge area is divided according to the sewage pipe network planning, so that the sewage is favorably managed in a partitioned manner, the management efficiency of the sewage is improved, the drainage basin is taken as a unit, the national control section water quality guarantee is taken as a root, the whole-element management is focused, the river water safety, the water resource and the water environment targets are tightly buckled, the comprehensive planning of a scientific and accurate sewage scheduling scheme is formulated, the optimization of the sunny treatment cost is realized, the sewage collection treatment efficiency is improved, the comprehensive targets of no overflow or less overflow in rainy seasons are realized, various water service facilities in the drainage basin are fully utilized, the effective system linkage among facilities is carried out, the treated sewage is stored, the treatment capacity of sewage treatment facilities is brought into play, and the overflow of the sewage in rainy seasons is reduced; through the coordinated dispatching of factory networks in the river basin, the coordinated control of river gates in all places and the systematic adjustment of each level of regulation reservoirs, the stable standard of the assessment section is ensured. No drain leakage in sunny days, little overflow in rainy days and little pollution in overflow.
In one embodiment of the present specification, the step of step S1 includes the steps of:
Step S11: acquiring a blow-down pipe network plan;
step S12: performing plane image conversion according to the sewage pipe network planning, thereby generating a pipe network planning plane diagram;
Step S13: obtaining a topographic map of pipe network planning;
Step S14: performing three-dimensional modeling according to a topographic map of pipe network planning to generate a planning topographic model, and performing joint modeling on a pipe network planning plan view and the planning topographic model to generate a pipe network planning topographic model;
step S15: and dividing the sewage discharge area according to the water flow trend of the pipe network planning terrain model and the pipe network planning, thereby obtaining sewage discharge areas.
According to the embodiment, the drainage path of the sewage pipe network can be intuitively obtained through planar image conversion on the sewage pipe network planning, data support is provided for modeling of the subsequent pipe network, the flow trend of water flow can be intuitively obtained through stereoscopic modeling on the topographic map of the pipe network planning, data support is provided for the subsequent sewage pump station and the intercepting pump station, joint modeling is carried out by combining the pipe network planning planar map and the planning topographic model, and data support is provided for the current water flow trend and the transverse or longitudinal water flow direction of the pipeline.
In one embodiment of the present specification, the step of step S2 includes the steps of:
step S21: acquiring sewage discharge drop information;
Step S22: constructing a sewage flow direction model according to the sewage discharge fall information of the pipe network planning terrain model, thereby obtaining a pipe network sewage flow direction model;
step S23: acquiring the annual discharge capacity of the sewage discharge partition;
Step S24: calculating future trend indexes according to the annual emission capacity, so as to obtain future trend index values; carrying out peak evaluation on a preset service life according to future trend index values and annual discharge capacity, so as to generate a sewage peak fluctuation curve;
Step S25: performing pipe network conventional flow evaluation according to the sewage peak fluctuation curve to generate pipe network conventional flow, and performing key pollution discharge node selection according to the pipe network conventional flow and a pipe network sewage flow direction model to obtain set pump station coordinates;
step S26: setting up a sewage pump station and a sewage interception pump station according to the coordinates of the set-up pump station, thereby obtaining pump station information;
Step S27: carrying out data optimization according to the sewage pump station information in the pump station information and the sewage discharge subareas, thereby generating a sewage pipe network system;
step S28: carrying out data optimization according to the sewage interception pump station information in the pump station information and the sewage discharge subareas, thereby generating a river-along intercepting system;
Step S29: and constructing according to the sewage pipe network system and the river-following intercepting system, thereby generating a sewage collecting system.
According to the embodiment, the sewage flow direction model construction is carried out on the sewage discharge fall information according to the pipe network planning terrain model, the flow direction of sewage can be intuitively known, the data support is provided for building the impounding reservoir and building the pump station at the downstream of the pipe network, future trend index calculation is carried out according to the annual discharge capacity, the more accurate changed sewage water peak fluctuation curve of sewage along with time change is facilitated, the pipe network routine flow evaluation is carried out according to the sewage peak fluctuation curve so as to explain the sewage daily capacity of the current area, the data support is provided for the capacity of the building pump station, the sewage pipe network system and the river-following shutoff system are built, the pipe network area and the pump station area are combined to operate, and therefore the operation efficiency of various facilities is improved.
In one embodiment of the present specification, the calculation formula for calculating the future trend index in the future trend index calculation according to the annual emission capacity in step S22 is specifically:
wherein G is expressed as a future trend index value, q is expressed as an average estimated discharge change rate generated by performing an estimated calculation according to the discharge capacity of the past year, α i is expressed as a rainfall of the ith year of the sewage discharge partition, t i is expressed as a discharge capacity of the ith year of the sewage discharge partition, epsilon i is expressed as a discharge capacity of the ith year of the sewage discharge partition according to the average sewage discharge amount, delta is expressed as an adjustment term of the discharge capacity of the ith year of the sewage discharge partition according to the average sewage discharge amount, r is expressed as a discharge capacity influence coefficient adjusted according to actual conditions, w is expressed as a discharge capacity influence adjustment term adjusted according to actual conditions, and u is expressed as a correction term.
The present embodiment performs future trend index calculation using the rainfall α i of the ith year of the sewage discharge section and the discharge capacity t i of the ith year of the sewage discharge sectionThe power function and the exponential function operation lead the future trend exponent value obtained by calculation to be more close to the interpretation of the historical data by reality, and the combination of the discharge capacity epsilon i of the ith year of the sewage discharge partition according to the average sewage discharge amount and the average estimated discharge change rate q is carried outThe calculation can be considered from multiparty factors, so that the accuracy and feasibility of the calculation are improved.
In one embodiment of the present specification, the step of step S3 includes the steps of:
step S31: acquiring sewage treatment capacity information of each factory;
step S32: carrying out sewage regulation and control guidance according to the sewage treatment capacity information of each plant and a sewage pipe network system, thereby obtaining the existing total sewage treatment amount of each plant;
Step S33: detecting a sewage pipe network in a topographic map of pipe network planning in real time according to a sewage pipe network system, so as to obtain total capacity information and sewage concentration information generated by sewage of each plant;
step S34: when the total capacity information generated by the sewage of each factory is larger than the preset sewage total capacity threshold value and the sewage concentration information is smaller than the sewage conventional concentration threshold value, determining that the rainfall condition occurs, thereby obtaining the current information and marking the current information as the local rainfall condition information, and executing step S41; or acquiring an overhaul instruction, judging that an overhaul condition occurs, acquiring current information and marking the current information as overhaul condition information, and executing step S42; or when the total capacity information generated by the sewage of each plant is greater than the preset sewage total capacity threshold and the sewage concentration information is greater than or equal to the sewage conventional concentration threshold, determining that an emergency occurs, acquiring current information and marking the current information as emergency information, and executing step S43.
The sewage pipe network system is beneficial to real-time detection of the sewage pipe network in the topographic map of pipe network planning, timely discovery of real-time conditions of sewage source and sewage treatment of each plant, convenient expansion of rapid control work between plants and each plant and between each area and each region, classification of current information into local rainfall condition information, overhaul condition information and emergency information according to real-time detection conditions, and specific analysis for various conditions and improvement of analysis capability of conditions.
In one embodiment of the present specification, the step of step S41 includes the steps of:
step S411: obtaining local rainfall information according to the local rainfall condition information;
Step S412: when the rainfall in the local rainfall information is equal to a first threshold value, the sewage collection system runs below a preset sunny water level threshold value, pipelines in the sewage drainage pipeline network planning run at a design threshold value, and the running information of the sewage collection system and the running information of the pipelines are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S413: or when the rainfall in the local rainfall information is larger than the first threshold value and the rainfall in the local rainfall information is smaller than or equal to the second threshold value, the sewage pump station and the sewage interception pump station are operated in full load, the sewage treatment of each plant is operated in full load, and the inter-plant sewage allocation is carried out according to the sewage treatment capacity information of each plant and the sewage quantity generated by the rainfall in the local rainfall information, so that inter-plant allocation information is generated, and the operation information of the sewage pump station and the sewage interception pump station and the inter-plant allocation information are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S414: or when the rainfall in the local rainfall information is greater than the second threshold value and the rainfall in the local rainfall information is less than or equal to the third threshold value, the sewage pump station and the sewage intercepting pump station perform full-load operation, each plant sewage treatment performs historical peak value operation treatment, and when the sewage concentration information is less than a preset sewage concentration threshold value or the pipeline drainage in the river intercepting system is greater than a preset peak value drainage threshold value, an overflow channel is opened to the sewage intercepting pump station so that the sewage intercepting pump station extracts pipeline sewage greater than the preset sewage concentration threshold value, and overall scheduling is performed on the operation information of the sewage pump station and the sewage intercepting pump station, the operation information of each plant sewage treatment and the operation information of the river intercepting system, so that a daily overall scheduling scheme is generated;
Step S415: or when the rainfall in the local rainfall information is greater than a third threshold value, performing historical peak operation treatment on the sewage treatment of each plant, and performing pressure calculation on the river-following intercepting system to obtain the current water flow pressure value of the river-following intercepting system, and when the water flow pressure value is smaller than or equal to a preset water flow pressure threshold value, opening an overflow channel to a sewage-following intercepting pump station to enable the sewage-following intercepting pump station to extract pipeline sewage with the sewage concentration greater than the preset sewage concentration threshold value, and performing overall scheduling on the sewage treatment operation information of each plant and the operation information of the river-following intercepting system to generate a daily overall scheduling scheme; or when the water flow pressure value is larger than a preset water flow pressure threshold value, opening a storage facility managed by the river-following intercepting system, and carrying out overall scheduling on the operation information of the river-following intercepting system, so as to generate a daily overall scheduling scheme, wherein the first threshold value is smaller than the second threshold value and the second threshold value is smaller than the third threshold value.
According to the embodiment, local rainfall information is acquired according to the local rainfall condition information, various water facilities in a river basin are fully utilized, effective system linkage among facilities is carried out, sewage is stored and treated, sewage treatment facility treatment capacity is brought into play, overflow of sewage in a rainy season is reduced, stable and standard reaching of assessment sections is guaranteed through factory-net coordinated scheduling in the river basin, river gate linkage control in each stage and system adjustment of regulating reservoirs in each stage, no discharge is caused in sunny days, overflow is less, pollution is less in rainy days, daily working conditions are divided into four conditions which respectively correspond to a first threshold value, a second threshold value, a third threshold value and a third threshold value, and three scheduling scheme target boundaries: during sunny days and medium and small rains, the drainage basin scheduling is mainly sewage overall scheduling, and water resource and water safety scheduling are considered; during heavy rain and above, drainage basin scheduling is mainly drainage, flood control and moistureproof water safety scheduling, and other scheduling is considered.
In one embodiment of the present specification, the pressure calculation formula in the calculation of the pressure along the river interception system in step S415 is specifically:
Wherein S is represented as a water flow pressure value, β is represented as weight information of a water flow rate variation value of the river-following closure system, k is represented as a water flow rate variation value of the river-following closure system, σ is represented as an adjustment item of a water quantity mutation condition of the current river-following closure system, x is represented as a water quantity mutation condition of the current river-following closure system, l is represented as length information of the current river-following closure system, m is represented as depth information of the current river-following closure system, and μ is represented as a correction item.
The embodiment performs pressure calculation, calculates sigma e xlogx exponential function and power function by using the water quantity mutation condition x of the current river-following intercepting system, is favorable for analyzing calculation parameters of the current water quantity mutation condition, and performs calculation by using the weight information beta of the water flow velocity change value of the current river-following intercepting system, the water flow velocity change value k of the current river-following intercepting system, the length information l of the current river-following intercepting system and the depth information m of the current river-following intercepting systemThe calculation can be combined with various factors in multiple directions, so that the calculation of the pressure of the river-cut system is improved, the calculated water flow pressure value is more fit with the actual value, and the derivative calculation is performed, so that the initial water flow pressure value is obtained, and the change rate of the calculation curve is extracted.
In one embodiment of the present specification, the step of step S42 includes the steps of:
Step S421: acquiring maintenance plans and conventional sewage treatment capacity information of the position in the factory to be overhauled according to the overhauling condition information;
Step S422: detecting potential capacity of the sewage treatment capacity information of each plant according to the overhaul plan, so as to obtain the potential capacity information of each plant;
step S423: performing in-plant processing capacity statistics according to the potential capacity information of each plant so as to obtain in-plant processing capacity information, performing distribution scheduling according to the conventional sewage processing capacity information of the in-plant position and the in-plant processing capacity information, and performing in-plant distribution processing on the sewage of the conventional sewage processing capacity information of the in-plant position when the conventional sewage processing capacity information of the in-plant position is smaller than or equal to the in-plant processing capacity information, so as to generate a maintenance overall scheduling scheme;
step S424: or when the conventional sewage treatment capacity information of the in-plant position is larger than the capacity information of the in-plant treatment capacity, carrying out in-plant distribution treatment on the sewage of the conventional sewage treatment capacity information of the in-plant position so as to enable the in-plant position to reach the historical peak treatment capacity and obtain the capacity information of sewage overflow of the conventional sewage treatment capacity information of the in-plant position, and carrying out in-plant distribution treatment according to the capacity information of the sewage overflow, thereby generating an overhaul overall scheduling scheme.
According to the method and the device, potential capacity detection is carried out on the sewage treatment capacity information of each plant according to the overhaul plan, timely treatment of the waste water which is lacked when the overhaul area stops production is facilitated, and statistical treatment of the treatment capacity in the plant is carried out according to the potential capacity information of each plant, so that internal consumption is realized as much as possible, and influence on each plant is reduced.
In one embodiment of the present specification, the step of step S43 includes the steps of:
Step S431: acquiring emergency information and conventional sewage treatment capacity information of a factory location where the emergency occurs according to the emergency information;
Step S432: carrying out capacity discrimination according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range;
Step S433: performing inter-plant treatment capacity statistics according to the sewage treatment capacity range, so as to obtain inter-plant treatment capacity information, performing distribution scheduling according to the conventional sewage treatment capacity information of the plant location and the inter-plant treatment capacity information, and performing inter-plant distribution treatment on the conventional sewage of the plant location when the conventional sewage treatment capacity information of the plant location is smaller than or equal to the inter-plant treatment capacity information, so as to generate a burst overall scheduling scheme;
Step S434: or when the conventional sewage treatment capacity information of the factory is larger than the capacity information of the factory, the conventional sewage treatment capacity information of the factory is subjected to factory distribution treatment so that the factory achieves the historical peak treatment capacity and the capacity information of sewage overflow of the conventional sewage treatment capacity information of the factory is obtained, and cross-regional sewage overall scheduling is performed according to the capacity information of sewage overflow, so that a sudden overall scheduling scheme is generated.
According to the method, capacity discrimination is carried out according to the emergency information and the sewage treatment capacity information of each plant, the method is favorable for acquiring the treatment capacity range of each plant in the current area, comparing with the treatment capacity of the plant area of the emergency, judging whether transregional scheduling is needed, carrying out coordinated control on sewage treatment, improving the timing treatment capacity of sewage, preventing a large amount of sewage from accumulating, weakening flood control and disaster prevention capacity, controlling pollutants not to spread, and reducing the influence of pollutants on the surrounding environment to the greatest extent.
In one embodiment of the present disclosure, a system for sewage orchestration and dispatch in a river basin in a river includes:
at least one processor; and
A memory communicatively coupled to the at least one processor; wherein,
The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the estuary river basin sewage overall scheduling method of any one of the above.
The embodiment fully exerts the environmental, engineering and economic benefits of sewage treatment facilities in the river basin; the dry season sewage is fully collected and fully treated, so that the concentration of the sewage entering a factory is improved; the concentration and the discarding of the sewage in the rainy season are guaranteed to be processed in the factory, so that the reduction effect of the water quality purification factory on pollutants is fully exerted; the method has the advantages that the topological relation among plants, stations and networks in the forward flow area is fully managed, the intelligent water service terminal sensing system in the flow area is combined, overall situation is comprehensively planned from the global angle, the running load of each water purification plant in the flow area and the liquid level condition of each sewage system in each area are comprehensively analyzed, the allocation channels among the sewage plants are timely started to carry out sewage load redistribution, the toughness of the system is exerted, and the inflow of pollutants in the rainfall period is reduced to the greatest extent.
Drawings
FIG. 1 is a schematic diagram of steps of a method for overall scheduling of sewage in a river basin in a river bay according to the present invention;
FIG. 2 is a detailed step diagram of step S2 of FIG. 1;
FIG. 3 is a detailed step diagram of step S41 of FIG. 1;
FIG. 4 is a flow chart of the cross-regional sewage distribution in the river bay river basin according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The embodiment of the application provides a method and a system for overall scheduling of sewage in a river basin, wherein an execution main body of the method for overall scheduling of sewage in the river basin comprises, but is not limited to, a control console, a single server, a server cluster, a cloud server or a cloud server cluster and other devices on which the system is mounted.
Referring to fig. 1 to 4, the invention provides a method for overall scheduling of sewage in a river basin in a river bay, which comprises the following steps:
Step S1: acquiring a sewage pipe network plan, and dividing sewage discharge areas according to the sewage pipe network plan so as to acquire sewage discharge areas;
Step S2: acquiring sewage discharge drop information, and setting up a sewage pump station and a sewage interception pump station at a key sewage draining node interface according to the sewage discharge drop information so as to acquire pump station information; data optimization is carried out according to the sewage discharge subareas and the pump station information, so that a sewage pipe network system and a river-following intercepting system are generated;
Step S3: acquiring sewage treatment capacity information of each plant, and carrying out condition analysis and treatment according to the sewage treatment capacity information of each plant, a sewage pipe network system and a river-following intercepting system so as to acquire current decision condition information, wherein the current decision condition information comprises local rainfall condition information, overhaul condition information and emergency information;
step S4: according to the current decision condition information, a daily overall scheduling scheme, an overhaul overall scheduling scheme or a burst overall scheduling scheme is constructed alternatively; wherein,
The step S41 of constructing the daily overall scheduling scheme is: acquiring local rainfall information according to the local rainfall information, and analyzing daily working conditions according to the local rainfall information and the sewage treatment capacity information of each plant so as to acquire the type of the daily working conditions; performing principle operation overall scheduling according to the type of the daily working condition, so as to generate a daily overall scheduling scheme;
the step S42 of constructing the maintenance orchestration scheduling scheme is: acquiring an overhaul plan according to overhaul condition information, and detecting potential capacity of sewage treatment capacity information of each plant according to the overhaul plan so as to acquire the potential capacity information of each plant; carrying out distribution overall scheduling according to the potential capability information of each plant so as to generate an overhaul overall scheduling scheme;
The step S43 of constructing the burst overall scheduling scheme is: acquiring emergency information according to the emergency information, and carrying out capacity identification according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range; and carrying out overflow measurement and cross-regional sewage overall scheduling according to the sewage treatment capacity range, thereby generating a burst overall scheduling scheme.
According to the embodiment, the sewage discharge area is divided according to the sewage pipe network planning, so that the sewage is favorably managed in a partitioned manner, the management efficiency of the sewage is improved, the drainage basin is taken as a unit, the national control section water quality guarantee is taken as a root, the whole-element management is focused, the river water safety, the water resource and the water environment targets are tightly buckled, the comprehensive planning of a scientific and accurate sewage scheduling scheme is formulated, the optimization of the sunny treatment cost is realized, the sewage collection treatment efficiency is improved, the comprehensive targets of no overflow or less overflow in rainy seasons are realized, various water service facilities in the drainage basin are fully utilized, the effective system linkage among facilities is carried out, the treated sewage is stored, the treatment capacity of sewage treatment facilities is brought into play, and the overflow of the sewage in rainy seasons is reduced; through the coordinated dispatching of factory networks in the river basin, the coordinated control of river gates in all places and the systematic adjustment of each level of regulation reservoirs, the stable standard of the assessment section is ensured. No drain leakage in sunny days, little overflow in rainy days and little pollution in overflow.
In the embodiment of the present invention, as described with reference to fig. 1, the step schematic diagram of the method for overall scheduling of sewage in a river-bay river basin of the present invention is provided, and in this example, the method for overall scheduling of sewage in a river-bay river basin includes:
Step S1: acquiring a sewage pipe network plan, and dividing sewage discharge areas according to the sewage pipe network plan so as to acquire sewage discharge areas;
in the embodiment of the invention, the sewage pipe network planning refers to the planning of a local sewage pipe network, and the sewage discharge area division according to the sewage pipe network planning refers to the division of sewage discharge areas according to the planning of the sewage pipe network.
Step S2: acquiring sewage discharge drop information, and setting up a sewage pump station and a sewage interception pump station at a key sewage draining node interface according to the sewage discharge drop information so as to acquire pump station information; data optimization is carried out according to the sewage discharge subareas and the pump station information, so that a sewage pipe network system and a river-following intercepting system are generated;
in the embodiment of the invention, the sewage discharge drop information refers to the height difference of a sewage pipe network per unit distance, wherein the unit distance can be set to be 100m, the step of setting up a sewage pump station and a sewage interception pump station at a key sewage discharge node interface according to the sewage discharge drop information refers to the step of setting up the sewage pump station for improving the flow guiding of sewage at a lower position of the sewage pipe network, and the step of setting up the sewage pump station for collecting the concentration and discarding the dilution.
Step S3: acquiring sewage treatment capacity information of each plant, and carrying out condition analysis and treatment according to the sewage treatment capacity information of each plant, a sewage pipe network system and a river-following intercepting system so as to acquire current decision condition information;
In the embodiment of the invention, the sewage treatment capacity information of each plant refers to capacity information of treating sewage every day when each plant is in a peak treatment state.
Step S4: according to the current decision condition information, a daily overall scheduling scheme, an overhaul overall scheduling scheme or a burst overall scheduling scheme is constructed alternatively;
Step S41 is: acquiring local rainfall information according to the local rainfall information, and analyzing daily working conditions according to the local rainfall information and the sewage treatment capacity information of each plant so as to acquire the type of the daily working conditions; performing principle operation overall scheduling according to the type of the daily working condition, so as to generate a daily overall scheduling scheme;
In the embodiment of the invention, the step of obtaining the local rainfall information according to the local rainfall information refers to obtaining the detailed information of the local rainfall at the current position according to the rainfall information issued by the weather bureau, and the step of carrying out the principle operation overall scheduling according to the daily working condition type refers to carrying out different adjustment overall scheduling according to different daily working conditions.
Step S42 is: acquiring an overhaul plan according to overhaul condition information, and detecting potential capacity of sewage treatment capacity information of each plant according to the overhaul plan so as to acquire the potential capacity information of each plant; carrying out distribution overall scheduling according to the potential capability information of each plant so as to generate an overhaul overall scheduling scheme;
In the embodiment of the invention, the step of acquiring the maintenance plan according to the maintenance condition information refers to a maintenance detection signal sent by a superior stage so as to acquire the superior maintenance inspection plan, and the step of performing potential capability detection on the sewage treatment capability information of each plant according to the maintenance plan refers to detecting the capacity of each plant to accept sewage under the current sewage treatment condition.
Step S43 is: acquiring emergency information according to the emergency information, and carrying out capacity identification according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range; overflow measurement is carried out according to the sewage treatment capacity range, and cross-regional sewage overall scheduling is carried out, so that a burst overall scheduling scheme is generated;
In the embodiment of the invention, the step of acquiring the emergency information according to the emergency information refers to acquiring the region with abnormal departure condition detection report according to the emergency alarm.
In the embodiment of the present invention, as described with reference to fig. 4, a flow chart for preparing transregional sewage in a river bay river basin according to the present invention includes:
The sewage between the plants can be allocated to capacity, and the sewage interception pump station and the sewage pump station play a role in guiding the sewage flow direction in sewage allocation, and the diagram also shows the sewage treatment capacity of each plant and the sewage treatment capacity of each pump station, wherein an arrow represents the sewage flow direction;
Among them, 7 available distribution paths are currently cross-regional: only 2 scheduling channels between factories are respectively Futian factory to south mountain factory channels and West Li factory to south mountain factory channels; the other 5 channels realize sewage allocation by diverting sewage in the service range of the raw water purification plant to other plants.
(1) By reducing the lifting capacity of the baoan sewage pump station (5 ten thousand m 3/d), sewage in a service area of the baoan sewage pump station is distributed to the river works by gravity flow;
(2) By reducing the lifting amount of an east door pump station (6 ten thousand m 3/d), the sewage in the east door sheet area can be allocated to the sewage of the river works by the Rogown plant through gravity flow;
(3) The sewage allocation of the service range of Hua Lu d1000 main pipes from the riverside factory to the Futian factory is realized by using a guard sewage interception pump station (10 ten thousand m 3/d);
(4) The sewage is allocated to the south mountain factory in the service range of the Futian factory by utilizing a Feng pond pump station (40 ten thousand m 3/d);
(5) Sewage is allocated from Luo Fang plants to flood lake plants in the service range of the flood lake pump station by utilizing a flood lake sewage interception pump station (6.2 ten thousand m 3/d);
(6) By reducing the lifting capacity of the 3# sewage pump station (1.2 ten thousand m 3/d) in the industrial area, sewage in the service range of the 3# sewage pump station in the industrial area can be allocated to the sewage from the snake mouth plant to the south mountain plant through gravity flow;
(7) And sewage mixing from the west mill to the south mountain mill is realized by utilizing northeast line and northwest line sewage main pipes on two sides of the large sand river.
In one embodiment of the present specification, the step of step S1 includes the steps of:
Step S11: acquiring a blow-down pipe network plan;
step S12: performing plane image conversion according to the sewage pipe network planning, thereby generating a pipe network planning plane diagram;
Step S13: obtaining a topographic map of pipe network planning;
Step S14: performing three-dimensional modeling according to a topographic map of pipe network planning to generate a planning topographic model, and performing joint modeling on a pipe network planning plan view and the planning topographic model to generate a pipe network planning topographic model;
step S15: and dividing the sewage discharge area according to the water flow trend of the pipe network planning terrain model and the pipe network planning, thereby obtaining sewage discharge areas.
According to the embodiment, the drainage path of the sewage pipe network can be intuitively obtained through planar image conversion on the sewage pipe network planning, data support is provided for modeling of the subsequent pipe network, the flow trend of water flow can be intuitively obtained through stereoscopic modeling on the topographic map of the pipe network planning, data support is provided for the subsequent sewage pump station and the intercepting pump station, joint modeling is carried out by combining the pipe network planning planar map and the planning topographic model, and data support is provided for the current water flow trend and the transverse or longitudinal water flow direction of the pipeline.
In the embodiment of the invention, the sewage pipe network planning refers to the planning of a local sewage pipe network, the planar image conversion according to the sewage pipe network planning refers to the conversion of a pipe network planning blueprint into a pipe network planning planar map, the interference of other icons on the pipe network planning planar map is reduced, the topographic map of the pipe network planning refers to the topographic map of the current area, and the three-dimensional modeling according to the topographic map of the pipe network planning refers to the three-dimensional modeling according to the topography and the topography.
In one embodiment of the present specification, the step of step S2 includes the steps of:
step S21: acquiring sewage discharge drop information;
Step S22: constructing a sewage flow direction model according to the sewage discharge fall information of the pipe network planning terrain model, thereby obtaining a pipe network sewage flow direction model;
step S23: acquiring the annual discharge capacity of the sewage discharge partition;
Step S24: calculating future trend indexes according to the annual emission capacity, so as to obtain future trend index values; carrying out peak evaluation on a preset service life according to future trend index values and annual discharge capacity, so as to generate a sewage peak fluctuation curve;
Step S25: performing pipe network conventional flow evaluation according to the sewage peak fluctuation curve to generate pipe network conventional flow, and performing key pollution discharge node selection according to the pipe network conventional flow and a pipe network sewage flow direction model to obtain set pump station coordinates;
step S26: setting up a sewage pump station and a sewage interception pump station according to the coordinates of the set-up pump station, thereby obtaining pump station information;
Step S27: carrying out data optimization according to the sewage pump station information in the pump station information and the sewage discharge subareas, thereby generating a sewage pipe network system;
step S28: carrying out data optimization according to the sewage interception pump station information in the pump station information and the sewage discharge subareas, thereby generating a river-along intercepting system;
Step S29: and constructing according to the sewage pipe network system and the river-following intercepting system, thereby generating a sewage collecting system.
According to the embodiment, the sewage flow direction model construction is carried out on the sewage discharge fall information according to the pipe network planning terrain model, the flow direction of sewage can be intuitively known, the data support is provided for building the impounding reservoir and building the pump station at the downstream of the pipe network, future trend index calculation is carried out according to the annual discharge capacity, the more accurate changed sewage water peak fluctuation curve of sewage along with time change is facilitated, the pipe network routine flow evaluation is carried out according to the sewage peak fluctuation curve so as to explain the sewage daily capacity of the current area, the data support is provided for the capacity of the building pump station, the sewage pipe network system and the river-following shutoff system are built, the pipe network area and the pump station area are combined to operate, and therefore the operation efficiency of various facilities is improved.
In the embodiment of the present invention, the detailed step diagram of step S2 in fig. 1 is described with reference to fig. 2, and in the present invention, the method includes:
step S21: acquiring sewage discharge drop information;
In the embodiment of the invention, the sewage discharge drop height information refers to the altitude drop height information of each hundred meters of the local construction sewage pipe network.
Step S22: constructing a sewage flow direction model according to the sewage discharge fall information of the pipe network planning terrain model, thereby obtaining a pipe network sewage flow direction model;
In the embodiment of the invention, the pipe network planning terrain model is a pipe network planning terrain model formed by combining a three-dimensional terrain model and a pipe network model of a local area, and the construction of the sewage flow direction model for sewage discharge fall information is to flow in the pipe network planning terrain model through simulated water flow so as to establish the pipe network sewage flow direction model.
Step S23: acquiring the annual discharge capacity of the sewage discharge partition;
In the embodiment of the invention, the annual discharge capacity of the sewage discharge partition refers to the history of daily capacity of sewage generated in each area.
Step S24: calculating future trend indexes according to the annual emission capacity, so as to obtain future trend index values; carrying out peak evaluation on a preset service life according to future trend index values and annual discharge capacity, so as to generate a sewage peak fluctuation curve;
In the embodiment of the present invention, the future trend index calculation according to the emission capacity of the past year refers to the future trend index value calculated according to the calculation formula set forth in claim 4, and the preset service life refers to the life of the facility for quality evaluation in the initial stage of construction.
Step S25: performing pipe network conventional flow evaluation according to the sewage peak fluctuation curve to generate pipe network conventional flow, and performing key pollution discharge node selection according to the pipe network conventional flow and a pipe network sewage flow direction model to obtain set pump station coordinates;
In the embodiment of the invention, the evaluation of the conventional flow of the pipe network according to the sewage peak fluctuation curve refers to the evaluation of the conventional discharge flow of the sewage pipe network according to the sewage peak fluctuation curve, the selection of the key pollution discharge nodes according to the conventional flow of the pipe network and the sewage flow direction model of the pipe network refers to the analysis according to the conventional flow of the pipe network so as to determine the working capacity of the pump station, thereby installing the corresponding sewage pump station and the sewage interception pump station, and the analysis according to the sewage flow direction model of the pipe network so as to determine the position where the pump station needs to be installed in the lower position of the topography.
Step S26: setting up a sewage pump station and a sewage interception pump station according to the coordinates of the set-up pump station, thereby obtaining pump station information;
Step S27: carrying out data optimization according to the sewage pump station information in the pump station information and the sewage discharge subareas, thereby generating a sewage pipe network system;
In the embodiment of the invention, the data optimization of the sewage pump station information and the sewage discharge partition in the pump station information means that peripheral sewage treatment facilities of the pump station are integrated to perform combined sewage treatment.
Step S28: carrying out data optimization according to the sewage interception pump station information in the pump station information and the sewage discharge subareas, thereby generating a river-along intercepting system;
In the embodiment of the invention, the data optimization according to the sewage interception pump station information and the sewage discharge partition in the pump station information means that peripheral sewage treatment facilities of the pump station are integrated to perform combined sewage interception treatment.
Step S29: and constructing according to the sewage pipe network system and the river-following intercepting system, thereby generating a sewage collecting system.
In the embodiment of the invention, the construction according to the sewage pipe network system and the river-following intercepting system means that the sewage collecting system is constructed according to the data integration of the sewage pipe network system and the river-following intercepting system.
In one embodiment of the present specification, the calculation formula for calculating the future trend index in the future trend index calculation according to the annual emission capacity in step S22 is specifically:
wherein G is expressed as a future trend index value, q is expressed as an average estimated discharge change rate generated by performing an estimated calculation according to the discharge capacity of the past year, α i is expressed as a rainfall of the ith year of the sewage discharge partition, t i is expressed as a discharge capacity of the ith year of the sewage discharge partition, epsilon i is expressed as a discharge capacity of the ith year of the sewage discharge partition according to the average sewage discharge amount, delta is expressed as an adjustment term of the discharge capacity of the ith year of the sewage discharge partition according to the average sewage discharge amount, r is expressed as a discharge capacity influence coefficient adjusted according to actual conditions, w is expressed as a discharge capacity influence adjustment term adjusted according to actual conditions, and u is expressed as a correction term.
The present embodiment performs future trend index calculation using the rainfall α i of the ith year of the sewage discharge section and the discharge capacity t i of the ith year of the sewage discharge sectionThe power function and the exponential function operation lead the future trend exponent value obtained by calculation to be more close to the interpretation of the historical data by reality, and the combination of the discharge capacity epsilon i of the ith year of the sewage discharge partition according to the average sewage discharge amount and the average estimated discharge change rate q is carried outThe calculation can be considered from multiparty factors, so that the accuracy and feasibility of the calculation are improved.
In one embodiment of the present specification, the step of step S3 includes the steps of:
step S31: acquiring sewage treatment capacity information of each factory;
step S32: carrying out sewage regulation and control guidance according to the sewage treatment capacity information of each plant and a sewage pipe network system, thereby obtaining the existing total sewage treatment amount of each plant;
Step S33: detecting a sewage pipe network in a topographic map of pipe network planning in real time according to a sewage pipe network system, so as to obtain total capacity information and sewage concentration information generated by sewage of each plant;
step S34: when the total capacity information generated by the sewage of each factory is larger than the preset sewage total capacity threshold value and the sewage concentration information is smaller than the sewage conventional concentration threshold value, determining that the rainfall condition occurs, thereby obtaining the current information and marking the current information as the local rainfall condition information, and executing step S41; or acquiring an overhaul instruction, judging that an overhaul condition occurs, acquiring current information and marking the current information as overhaul condition information, and executing step S42; or when the total capacity information generated by the sewage of each plant is greater than the preset sewage total capacity threshold and the sewage concentration information is greater than or equal to the sewage conventional concentration threshold, determining that an emergency occurs, acquiring current information and marking the current information as emergency information, and executing step S43.
The sewage pipe network system is beneficial to real-time detection of the sewage pipe network in the topographic map of pipe network planning, timely discovery of real-time conditions of sewage source and sewage treatment of each plant, convenient expansion of rapid control work between plants and each plant and between each area and each region, classification of current information into local rainfall condition information, overhaul condition information and emergency information according to real-time detection conditions, and specific analysis for various conditions and improvement of analysis capability of conditions.
In the embodiment of the invention, the sewage treatment capability information of each plant refers to capacity information of treating sewage every day when each plant is in a peak treatment state, the sewage regulation and control guide according to the sewage treatment capability information of each plant and the sewage pipe network system refers to distributing sewage to each plant for treatment according to the existing condition information, and the preset total sewage capacity threshold value refers to total sewage capacity in daily conditions.
In one embodiment of the present specification, the step of step S41 includes the steps of:
step S411: obtaining local rainfall information according to the local rainfall condition information;
Step S412: when the rainfall in the local rainfall information is equal to a first threshold value, the sewage collection system runs below a preset sunny water level threshold value, pipelines in the sewage drainage pipeline network planning run at a design threshold value, and the running information of the sewage collection system and the running information of the pipelines are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S413: or when the rainfall in the local rainfall information is larger than the first threshold value and the rainfall in the local rainfall information is smaller than or equal to the second threshold value, the sewage pump station and the sewage interception pump station are operated in full load, the sewage treatment of each plant is operated in full load, and the inter-plant sewage allocation is carried out according to the sewage treatment capacity information of each plant and the sewage quantity generated by the rainfall in the local rainfall information, so that inter-plant allocation information is generated, and the operation information of the sewage pump station and the sewage interception pump station and the inter-plant allocation information are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S414: or when the rainfall in the local rainfall information is greater than the second threshold value and the rainfall in the local rainfall information is less than or equal to the third threshold value, the sewage pump station and the sewage intercepting pump station perform full-load operation, each plant sewage treatment performs historical peak value operation treatment, and when the sewage concentration information is less than a preset sewage concentration threshold value or the pipeline drainage in the river intercepting system is greater than a preset peak value drainage threshold value, an overflow channel is opened to the sewage intercepting pump station so that the sewage intercepting pump station extracts pipeline sewage greater than the preset sewage concentration threshold value, and overall scheduling is performed on the operation information of the sewage pump station and the sewage intercepting pump station, the operation information of each plant sewage treatment and the operation information of the river intercepting system, so that a daily overall scheduling scheme is generated;
Step S415: or when the rainfall in the local rainfall information is greater than a third threshold value, performing historical peak operation treatment on the sewage treatment of each plant, and performing pressure calculation on the river-following intercepting system to obtain the current water flow pressure value of the river-following intercepting system, and when the water flow pressure value is smaller than or equal to a preset water flow pressure threshold value, opening an overflow channel to a sewage-following intercepting pump station to enable the sewage-following intercepting pump station to extract pipeline sewage with the sewage concentration greater than the preset sewage concentration threshold value, and performing overall scheduling on the sewage treatment operation information of each plant and the operation information of the river-following intercepting system to generate a daily overall scheduling scheme; or when the water flow pressure value is larger than a preset water flow pressure threshold value, opening a storage facility managed by the river-following intercepting system, and carrying out overall scheduling on the operation information of the river-following intercepting system, so as to generate a daily overall scheduling scheme, wherein the first threshold value is smaller than the second threshold value and the second threshold value is smaller than the third threshold value.
According to the embodiment, local rainfall information is acquired according to the local rainfall condition information, various water facilities in a river basin are fully utilized, effective system linkage among facilities is carried out, sewage is stored and treated, sewage treatment facility treatment capacity is brought into play, overflow of sewage in a rainy season is reduced, stable and standard reaching of assessment sections is guaranteed through factory-net coordinated scheduling in the river basin, river gate linkage control in each stage and system adjustment of regulating reservoirs in each stage, no discharge is caused in sunny days, overflow is less, pollution is less in rainy days, daily working conditions are divided into four conditions which respectively correspond to a first threshold value, a second threshold value, a third threshold value and a third threshold value, and three scheduling scheme target boundaries: during sunny days and medium and small rains, the drainage basin scheduling is mainly sewage overall scheduling, and water resource and water safety scheduling are considered; during heavy rain and above, drainage basin scheduling is mainly drainage, flood control and moistureproof water safety scheduling, and other scheduling is considered.
In the embodiment of the present invention, the detailed step diagram of step S41 in fig. 1 is described with reference to fig. 3, and in the present invention, the method includes:
step S411: obtaining local rainfall information according to the local rainfall condition information;
In the embodiment of the invention, the local rainfall information is obtained according to the local rainfall condition information, namely the local rainfall information released by a local meteorological office.
Step S412: when the rainfall in the local rainfall information is equal to a first threshold value, the sewage collection system runs below a preset sunny water level threshold value, pipelines in the sewage drainage pipeline network planning run at a design threshold value, and the running information of the sewage collection system and the running information of the pipelines are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
In the embodiment of the invention, when the rainfall in the local rainfall information is equal to a first threshold value, the rainfall in the current area is equal to the current rainfall, and the first threshold value is expressed as that the rainfall in the current area is 0mm;
In the embodiment of the invention, the sewage collection system runs at a low water level, the pipeline runs at a designed fullness, the flow rate of the pipeline is ensured to be larger than the non-silting flow rate, and the overflow of the system caused by sudden increase of the water supply is prevented; the sewage treatment capacity of the water quality purification plant is distributed according to the priority of the bottom water conservation quantity, the priority of low price and the priority of high standard, and the efficiency of treatment facilities is economically and reasonably exerted on the basis of the total collection of sewage;
In the embodiment of the invention, the sewage is fully collected and fully treated, the facility treatment unit price and the bottom water conservation amount are comprehensively considered, the water amount is reasonably allocated, and the balance between the environmental benefit and the treatment cost is realized on the basis of ensuring that the water quality of the river main flow national control section reaches the standard.
Step S413: or when the rainfall in the local rainfall information is larger than the first threshold value and the rainfall in the local rainfall information is smaller than or equal to the second threshold value, the sewage pump station and the sewage interception pump station are operated in full load, the sewage treatment of each plant is operated in full load, and the inter-plant sewage allocation is carried out according to the sewage treatment capacity information of each plant and the sewage quantity generated by the rainfall in the local rainfall information, so that inter-plant allocation information is generated, and the operation information of the sewage pump station and the sewage interception pump station and the inter-plant allocation information are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
In the embodiment of the invention, when the rainfall in the local rainfall information is greater than a first threshold and the rainfall in the local rainfall information is less than or equal to a second threshold, the current area is greater than 0mm and less than 10mm, the first threshold is represented as the current rainfall of 0mm, and the second threshold is represented as the current rainfall of 10mm;
In the embodiment of the invention, a sewage (sewage interception) pump station runs at full load, a regulation and storage facility is scheduled according to a design working condition, a water purification plant runs at full load, the running load of each water purification plant in a visible river basin is visible, and excessive incoming water is reasonably distributed by adopting inter-plant sewage allocation;
in the embodiment of the invention, the shutoff system does not overflow, the river stem river basin cross-section water quality is mainly up to standard, and the BOD concentration of the water quality purification plant is considered.
Step S414: or when the rainfall in the local rainfall information is greater than the second threshold value and the rainfall in the local rainfall information is less than or equal to the third threshold value, the sewage pump station and the sewage intercepting pump station perform full-load operation, each plant sewage treatment performs historical peak value operation treatment, and when the sewage concentration information is less than a preset sewage concentration threshold value or the pipeline drainage in the river intercepting system is greater than a preset peak value drainage threshold value, an overflow channel is opened to the sewage intercepting pump station so that the sewage intercepting pump station extracts pipeline sewage greater than the preset sewage concentration threshold value, and overall scheduling is performed on the operation information of the sewage pump station and the sewage intercepting pump station, the operation information of each plant sewage treatment and the operation information of the river intercepting system, so that a daily overall scheduling scheme is generated;
in the embodiment of the invention, when the rainfall in the local rainfall information is greater than a second threshold and the rainfall in the local rainfall information is less than or equal to a third threshold, the rainfall on the same day in the current area is greater than 10mm and less than 25mm, the second threshold is represented as the rainfall on the same day is 10mm, the third threshold is represented as the rainfall on the same day is 25mm, the preset sewage concentration threshold is the sewage concentration which can be directly discharged and is obtained according to the national detection standard, the preset peak drainage threshold is the red line beyond the set drainage and cannot be treated in time by a pipeline or a sewage treatment plant;
In the embodiment of the invention, the sewage pump station runs at full load; scheduling the storage regulating facility according to the design working condition; the water quality purification plant operates according to KZ value or historic maximum treatment peak value; when the incoming water concentration of the incoming water interception system is low or the overflow port of the downstream pipeline starts to overflow, the sewage interception pump station starts an overflow channel or performs decrement operation so as to realize concentration and dilution, ensure that sewage with high concentration enters a treatment facility to be treated preferentially, and exert the treatment efficiency of the treatment facility to the greatest extent;
In the embodiment of the invention, the interception system does not overflow or overflows less, so that high-concentration sewage is ensured to enter a treatment facility for treatment preferentially, and the water quality is recovered to reach the standard within 48 hours of the national control section of the river main flow;
in the embodiment of the invention, the water quantity allocation specifically comprises the following steps:
The water quantity between plants is regulated according to the quick closing degree of the gate, so that the total amount of sewage entering each plant is regulated;
Wherein the sewage treatment capacity of the first cloth gei plant is 20 ten thousand m 2/d, the sewage treatment capacity of the second cloth gei plant is 10 ten thousand m 2/d, and the sewage treatment capacity of the third cloth gei plant is 5 ten thousand m 2/d;
The sewage interception pipe of the Bridgman DN1500 and the sewage interception pipe of the Bridgman DN1200 are converged to the river interception pipe of the Bridgman D1500 through a sewage interception pipe converging well, discharged into the Guangdong precious road regulation and storage tank, regulated and controlled through a regulation and distribution channel and a Guangdong precious road d2000 sewage pipe, and the sewage of the Guangdong precious road regulation and storage tank is pumped into a d1800 water inlet pipe through a pump 1 and distributed through a smashing door 2, a gate 3 and a smashing door 4;
Wherein, a cloth gei one factory is provided with a water distribution well and an emergency pump room for sewage inlet and outlet, the water distribution well of one factory obtains sewage through a Guanghua road d2000 sewage pipe and a DN1400 linking pipe, the emergency pump room of one factory discharges water through controlling a smashing door 1, the sewage is discharged to d1400, the original emergency pump function is reserved to return to a d1800 water inlet pipe, the three-station sewage inlet amount is controlled by a smashing gate 4, sewage diversion is carried out by a DN1600 shunt pipe, the two-station sewage inlet pipe of the d1200 two-station sewage diversion is specially established by the two-station sewage station to the smashing gate 3 for controlling the sewage inlet amount, and the two-station sewage is obtained by the DN1200 shunt pipe and a western loop d600 sewage pipe;
Wherein, the lower layer of the Guangdong precious path regulating reservoir is used as a lifting pump station of a two-station and three-station of the two-station, sewage in the service range of the two-station is shunted to the regulating reservoir through a shunting channel part of a d2000 sewage main pipe of the Guangdong precious path, the residual sewage enters a station of the Ji one through a main sewage pipe of the Guangdong line d2000, the sewage which is shunted to the regulating reservoir is lifted to a station inlet pressure pipe of DN1800 Ji two and three stations through a lifting pump at the lower layer, the current valve 1 and the current valve 2 are closed, and the valve 3 and the valve 4 are opened;
during overhauling of the Guangdong precious road regulation and storage pool, the lifting pump of the Guangdong precious road regulation and storage pool is stopped, the emergency pump station of the first plant is started, the valve 1 is opened, and water inflow of the two plants and the three plants can be converted into water supply of the emergency pump station of the first plant.
Step S415: or when the rainfall in the local rainfall information is greater than a third threshold value, performing historical peak operation treatment on the sewage treatment of each plant, and performing pressure calculation on the river-following intercepting system to obtain the current water flow pressure value of the river-following intercepting system, and when the water flow pressure value is smaller than or equal to a preset water flow pressure threshold value, opening an overflow channel to a sewage-following intercepting pump station to enable the sewage-following intercepting pump station to extract pipeline sewage with the sewage concentration greater than the preset sewage concentration threshold value, and performing overall scheduling on the sewage treatment operation information of each plant and the operation information of the river-following intercepting system to generate a daily overall scheduling scheme; or when the water flow pressure value is larger than a preset water flow pressure threshold value, opening a saving facility managed by the river-following intercepting system, and carrying out overall scheduling on the operation information of the river-following intercepting system so as to generate a daily overall scheduling scheme;
In the embodiment of the invention, when the rainfall in the local rainfall information is greater than a third threshold, the local rainfall is in heavy rain or heavy rain, the current rainfall is greater than 25mm, and the third threshold is expressed as the current rainfall of 25 mm;
in the embodiment of the invention, the interception system and the regulation facility are mainly flood control safety and obey flood control scheduling; the important gate and the most unfavorable point are under the control liquid level, and the shut-off system mainly operates with 'concentration and dilution' of the shut-off system; the water quality purification plant operates according to KZ value or historic maximum treatment peak value;
in the embodiment of the invention, the water safety is mainly used, and the water quality is recovered to reach the standard within 72 hours of the national control section of the river main flow.
In one embodiment of the present specification, the pressure calculation formula in the calculation of the pressure along the river interception system in step S415 is specifically:
Wherein S is represented as a water flow pressure value, β is represented as weight information of a water flow rate variation value of the river-following closure system, k is represented as a water flow rate variation value of the river-following closure system, σ is represented as an adjustment item of a water quantity mutation condition of the current river-following closure system, x is represented as a water quantity mutation condition of the current river-following closure system, l is represented as length information of the current river-following closure system, m is represented as depth information of the current river-following closure system, and μ is represented as a correction item.
The embodiment performs pressure calculation, calculates sigma e xlogx exponential function and power function by using the water quantity mutation condition x of the current river-following intercepting system, is favorable for analyzing calculation parameters of the current water quantity mutation condition, and performs calculation by using the weight information beta of the water flow velocity change value of the current river-following intercepting system, the water flow velocity change value k of the current river-following intercepting system, the length information l of the current river-following intercepting system and the depth information m of the current river-following intercepting systemThe calculation can be combined with various factors in multiple directions, so that the calculation of the pressure of the river-cut system is improved, the calculated water flow pressure value is more fit with the actual value, and the derivative calculation is performed, so that the initial water flow pressure value is obtained, and the change rate of the calculation curve is extracted.
In one embodiment of the present specification, the step of step S42 includes the steps of:
Step S421: acquiring maintenance plans and conventional sewage treatment capacity information of the position in the factory to be overhauled according to the overhauling condition information;
Step S422: detecting potential capacity of the sewage treatment capacity information of each plant according to the overhaul plan, so as to obtain the potential capacity information of each plant;
step S423: performing in-plant processing capacity statistics according to the potential capacity information of each plant so as to obtain in-plant processing capacity information, performing distribution scheduling according to the conventional sewage processing capacity information of the in-plant position and the in-plant processing capacity information, and performing in-plant distribution processing on the sewage of the conventional sewage processing capacity information of the in-plant position when the conventional sewage processing capacity information of the in-plant position is smaller than or equal to the in-plant processing capacity information, so as to generate a maintenance overall scheduling scheme;
step S424: or when the conventional sewage treatment capacity information of the in-plant position is larger than the capacity information of the in-plant treatment capacity, carrying out in-plant distribution treatment on the sewage of the conventional sewage treatment capacity information of the in-plant position so as to enable the in-plant position to reach the historical peak treatment capacity and obtain the capacity information of sewage overflow of the conventional sewage treatment capacity information of the in-plant position, and carrying out in-plant distribution treatment according to the capacity information of the sewage overflow, thereby generating an overhaul overall scheduling scheme.
According to the method and the device, potential capacity detection is carried out on the sewage treatment capacity information of each plant according to the overhaul plan, timely treatment of the waste water which is lacked when the overhaul area stops production is facilitated, and statistical treatment of the treatment capacity in the plant is carried out according to the potential capacity information of each plant, so that internal consumption is realized as much as possible, and influence on each plant is reduced.
In the embodiment of the invention, the detection of potential capability of each factory sewage treatment capability information according to the overhaul plan refers to investigation of treatment capability and additionally treatable capability of each factory sewage treatment facility, so as to obtain total capability of each factory sewage treatment facility for further treatment of sewage, and the distribution and dispatch of the conventional sewage treatment capability information and the factory sewage treatment capability information according to the factory position refers to that the factory dispatch is firstly carried out to enable each factory sewage treatment facility to be in peak treatment condition, and the factory dispatch is carried out on sewage which cannot be treated, so that the treatment of the sewage is realized;
In the embodiment of the invention, the national control section is ensured to reach the standard; the water purification plant is stopped or reduced in production, the sewage during the stopping or reducing of production is allocated among various groups of treatment units in the plant as much as possible, and the sewage which cannot be solved in the plant is allocated among the plants through the existing facilities.
In one embodiment of the present specification, the step of step S43 includes the steps of:
Step S431: acquiring emergency information and conventional sewage treatment capacity information of a factory location where the emergency occurs according to the emergency information;
Step S432: carrying out capacity discrimination according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range;
Step S433: performing inter-plant treatment capacity statistics according to the sewage treatment capacity range, so as to obtain inter-plant treatment capacity information, performing distribution scheduling according to the conventional sewage treatment capacity information of the plant location and the inter-plant treatment capacity information, and performing inter-plant distribution treatment on the conventional sewage of the plant location when the conventional sewage treatment capacity information of the plant location is smaller than or equal to the inter-plant treatment capacity information, so as to generate a burst overall scheduling scheme;
Step S434: or when the conventional sewage treatment capacity information of the factory is larger than the capacity information of the factory, the conventional sewage treatment capacity information of the factory is subjected to factory distribution treatment so that the factory achieves the historical peak treatment capacity and the capacity information of sewage overflow of the conventional sewage treatment capacity information of the factory is obtained, and cross-regional sewage overall scheduling is performed according to the capacity information of sewage overflow, so that a sudden overall scheduling scheme is generated.
According to the method, capacity discrimination is carried out according to the emergency information and the sewage treatment capacity information of each plant, the method is favorable for acquiring the treatment capacity range of each plant in the current area, comparing with the treatment capacity of the plant area of the emergency, judging whether transregional scheduling is needed, carrying out coordinated control on sewage treatment, improving the timing treatment capacity of sewage, preventing a large amount of sewage from accumulating, weakening flood control and disaster prevention capacity, controlling pollutants not to spread, and reducing the influence of pollutants on the surrounding environment to the greatest extent.
In the embodiment of the invention, the capability identification according to the emergency information and the wastewater treatment capability information of each plant refers to the capability identification of how much wastewater can be treated by each plant by utilizing the emergency information and the wastewater treatment capability information of each plant, the distribution scheduling according to the conventional wastewater treatment capacity information and the inter-plant treatment capability capacity information of the plant location refers to the advanced inter-plant wastewater treatment scheduling, so that each plant is in a full-load operation state, and then the residual wastewater which cannot be treated is subjected to cross-regional scheduling for solving;
In the embodiment of the invention, the pollution is controlled not to diffuse, and the influence of the pollution on the surrounding environment is reduced to the greatest extent; the existing gates and pump stations are utilized to allocate the sewage to nearby sewage treatment facilities for treatment according to local conditions, or temporary cofferdams are built in the river channel, temporary pumping and discharging means are arranged, so that the pollutants are prevented from being diffused as much as possible.
In one embodiment of the present disclosure, a system for sewage orchestration and dispatch in a river basin in a river includes:
at least one processor; and
A memory communicatively coupled to the at least one processor; wherein,
The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the estuary river basin sewage overall scheduling method of any one of the above.
The embodiment fully exerts the environmental, engineering and economic benefits of sewage treatment facilities in the river basin; the dry season sewage is fully collected and fully treated, so that the concentration of the sewage entering a factory is improved; the concentration and the discarding of the sewage in the rainy season are guaranteed to be processed in the factory, so that the reduction effect of the water quality purification factory on pollutants is fully exerted; the method has the advantages that the topological relation among plants, stations and networks in the forward flow area is fully managed, the intelligent water service terminal sensing system in the flow area is combined, overall situation is comprehensively planned from the global angle, the running load of each water purification plant in the flow area and the liquid level condition of each sewage system in each area are comprehensively analyzed, the allocation channels among the sewage plants are timely started to carry out sewage load redistribution, the toughness of the system is exerted, and the inflow of pollutants in the rainfall period is reduced to the greatest extent.
The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (3)

1. The overall sewage scheduling method for the river basin of the river is characterized by comprising the following steps of:
Step S1: acquiring a sewage pipe network plan, and dividing sewage discharge areas according to the sewage pipe network plan so as to acquire sewage discharge areas;
step S2: acquiring sewage discharge drop information, and setting up a sewage pump station and a sewage interception pump station at a key sewage draining node interface according to the sewage discharge drop information so as to acquire pump station information; data optimization is carried out according to the sewage discharge subareas and the pump station information, so that a sewage pipe network system and a river-following intercepting system are generated; the step of step S2 includes the steps of:
step S21: acquiring sewage discharge drop information;
Step S22: constructing a sewage flow direction model according to the sewage discharge fall information of the pipe network planning terrain model, thereby obtaining a pipe network sewage flow direction model;
step S23: acquiring the annual discharge capacity of the sewage discharge partition;
Step S24: calculating future trend indexes according to the annual emission capacity, so as to obtain future trend index values; carrying out peak evaluation on a preset service life according to future trend index values and annual discharge capacity, so as to generate a sewage peak fluctuation curve; the calculation formula for future trend index calculation in the future trend index calculation according to the annual emission capacity in step S24 is specifically:
；
Wherein, Represented as a future trend index value,Expressed as an average estimated emission change rate generated by an estimated calculation based on the annual emission capacity,Expressed as sewage discharge partitionThe amount of rainfall in the year,Expressed as sewage discharge partitionThe annual discharge capacity of the device is set,Represented as the first sewage discharge zone in accordance with the average sewage discharge amountThe annual discharge capacity of the device is set,Represented as the first sewage discharge zone in accordance with the average sewage discharge amountAn adjustment term for the annual discharge capacity,Represented as a discharge capacity influence coefficient adjusted according to actual conditions,Represented as a discharge capacity influence adjustment item adjusted according to actual conditions,Represented as a correction term;
Step S25: performing pipe network conventional flow evaluation according to the sewage peak fluctuation curve to generate pipe network conventional flow, and performing key pollution discharge node selection according to the pipe network conventional flow and a pipe network sewage flow direction model to obtain set pump station coordinates;
step S26: setting up a sewage pump station and a sewage interception pump station according to the coordinates of the set-up pump station, thereby obtaining pump station information;
Step S27: carrying out data optimization according to the sewage pump station information in the pump station information and the sewage discharge subareas, thereby generating a sewage pipe network system;
step S28: carrying out data optimization according to the sewage interception pump station information in the pump station information and the sewage discharge subareas, thereby generating a river-along intercepting system;
Step S29: constructing according to a sewage pipe network system and a river-following intercepting system so as to generate a sewage collecting system;
Step S3: acquiring sewage treatment capacity information of each plant, and carrying out condition analysis and treatment according to the sewage treatment capacity information of each plant, a sewage pipe network system and a river-following intercepting system so as to acquire current decision condition information, wherein the current decision condition information comprises local rainfall condition information, overhaul condition information and emergency information; the step of step S3 includes the steps of:
step S31: acquiring sewage treatment capacity information of each factory;
step S32: carrying out sewage regulation and control guidance according to the sewage treatment capacity information of each plant and a sewage pipe network system, thereby obtaining the existing total sewage treatment amount of each plant;
Step S33: detecting a sewage pipe network in a topographic map of pipe network planning in real time according to a sewage pipe network system, so as to obtain total capacity information and sewage concentration information generated by sewage of each plant;
Step S34: when the total capacity information generated by the sewage of each factory is larger than the preset sewage total capacity threshold value and the sewage concentration information is smaller than the sewage conventional concentration threshold value, determining that the rainfall condition occurs, thereby obtaining the current information and marking the current information as the local rainfall condition information, and executing step S41; or acquiring an overhaul instruction, judging that an overhaul condition occurs, acquiring current information and marking the current information as overhaul condition information, and executing step S42; or when the total capacity information generated by the sewage of each factory is larger than the preset sewage total capacity threshold value and the sewage concentration information is larger than or equal to the sewage conventional concentration threshold value, judging that an emergency situation occurs, acquiring current information and marking the current information as emergency situation information, and executing step S43;
step S4: according to the current decision condition information, a daily overall scheduling scheme, an overhaul overall scheduling scheme or a burst overall scheduling scheme is constructed alternatively; wherein,
The step S41 of constructing the daily overall scheduling scheme is: acquiring local rainfall information according to the local rainfall information, and analyzing daily working conditions according to the local rainfall information and the sewage treatment capacity information of each plant so as to acquire the type of the daily working conditions; performing principle operation overall scheduling according to the type of the daily working condition, so as to generate a daily overall scheduling scheme; the step of step S41 includes the steps of:
step S411: obtaining local rainfall information according to the local rainfall condition information;
Step S412: when the rainfall in the local rainfall information is equal to a first threshold value, the sewage collection system runs below a preset sunny water level threshold value, pipelines in the sewage drainage pipeline network planning run at a design threshold value, and the running information of the sewage collection system and the running information of the pipelines are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S413: or when the rainfall in the local rainfall information is larger than the first threshold value and the rainfall in the local rainfall information is smaller than or equal to the second threshold value, the sewage pump station and the sewage interception pump station are operated in full load, the sewage treatment of each plant is operated in full load, and the inter-plant sewage allocation is carried out according to the sewage treatment capacity information of each plant and the sewage quantity generated by the rainfall in the local rainfall information, so that inter-plant allocation information is generated, and the operation information of the sewage pump station and the sewage interception pump station and the inter-plant allocation information are subjected to overall scheduling, so that a daily overall scheduling scheme is generated;
Step S414: or when the rainfall in the local rainfall information is greater than the second threshold value and the rainfall in the local rainfall information is less than or equal to the third threshold value, the sewage pump station and the sewage intercepting pump station perform full-load operation, each plant sewage treatment performs historical peak value operation treatment, and when the sewage concentration information is less than a preset sewage concentration threshold value or the pipeline drainage in the river intercepting system is greater than a preset peak value drainage threshold value, an overflow channel is opened to the sewage intercepting pump station so that the sewage intercepting pump station extracts pipeline sewage greater than the preset sewage concentration threshold value, and overall scheduling is performed on the operation information of the sewage pump station and the sewage intercepting pump station, the operation information of each plant sewage treatment and the operation information of the river intercepting system, so that a daily overall scheduling scheme is generated;
Step S415: or when the rainfall in the local rainfall information is greater than a third threshold value, performing historical peak operation treatment on the sewage treatment of each plant, and performing pressure calculation on the river-following intercepting system to obtain the current water flow pressure value of the river-following intercepting system, and when the water flow pressure value is smaller than or equal to a preset water flow pressure threshold value, opening an overflow channel to a sewage-following intercepting pump station to enable the sewage-following intercepting pump station to extract pipeline sewage with the sewage concentration greater than the preset sewage concentration threshold value, and performing overall scheduling on the sewage treatment operation information of each plant and the operation information of the river-following intercepting system to generate a daily overall scheduling scheme; or when the water flow pressure value is larger than a preset water flow pressure threshold value, opening a storage facility managed by the river-following intercepting system, and carrying out overall scheduling on the operation information of the river-following intercepting system so as to generate a daily overall scheduling scheme, wherein the first threshold value is smaller than a second threshold value and the second threshold value is smaller than a third threshold value; in step S415, the pressure calculation formula in calculating the pressure of the river-following intercepting system is specifically:
；
Wherein, Expressed as a value of the water flow pressure,Weight information expressed as a variation value of the flow rate of water along the river intercepting system,Represented as a variation in the flow rate of the water along the river closure system,An adjustment item expressed as a sudden change of the water quantity of the current river-closure system,Indicated as the current abrupt change in water volume along the river closure system,Represented as length information of the current river-along closure system,Represented as depth information of the current river-along closure system,Represented as a correction term;
The step S42 of constructing the maintenance overall scheduling scheme is: acquiring an overhaul plan according to overhaul condition information, and detecting potential capacity of sewage treatment capacity information of each plant according to the overhaul plan so as to acquire the potential capacity information of each plant; carrying out distribution overall scheduling according to the potential capability information of each plant so as to generate an overhaul overall scheduling scheme; the step of step S42 includes the steps of:
Step S421: acquiring maintenance plans and conventional sewage treatment capacity information of the position in the factory to be overhauled according to the overhauling condition information;
Step S422: detecting potential capacity of the sewage treatment capacity information of each plant according to the overhaul plan, so as to obtain the potential capacity information of each plant;
step S423: performing in-plant processing capacity statistics according to the potential capacity information of each plant so as to obtain in-plant processing capacity information, performing distribution scheduling according to the conventional sewage processing capacity information of the in-plant position and the in-plant processing capacity information, and performing in-plant distribution processing on the sewage of the conventional sewage processing capacity information of the in-plant position when the conventional sewage processing capacity information of the in-plant position is smaller than or equal to the in-plant processing capacity information, so as to generate a maintenance overall scheduling scheme;
Step S424: or when the conventional sewage treatment capacity information of the in-plant position is larger than the capacity information of the in-plant treatment capacity, carrying out in-plant distribution treatment on the sewage of the conventional sewage treatment capacity information of the in-plant position so as to enable the in-plant position to reach the historical peak treatment capacity and obtain the capacity information of sewage overflow of the conventional sewage treatment capacity information of the in-plant position, and carrying out in-plant distribution treatment according to the capacity information of the sewage overflow, thereby generating a maintenance overall scheduling scheme;
The step S43 of constructing the burst overall scheduling scheme is: acquiring emergency information according to the emergency information, and carrying out capacity identification according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range; overflow measurement is carried out according to the sewage treatment capacity range, and cross-regional sewage overall scheduling is carried out, so that a burst overall scheduling scheme is generated; the step of step S43 includes the steps of:
Step S431: acquiring emergency information and conventional sewage treatment capacity information of a factory location where the emergency occurs according to the emergency information;
Step S432: carrying out capacity discrimination according to the emergency information and the sewage treatment capacity information of each factory so as to obtain a sewage treatment capacity range;
Step S433: performing inter-plant treatment capacity statistics according to the sewage treatment capacity range, so as to obtain inter-plant treatment capacity information, performing distribution scheduling according to the conventional sewage treatment capacity information of the plant location and the inter-plant treatment capacity information, and performing inter-plant distribution treatment on the conventional sewage of the plant location when the conventional sewage treatment capacity information of the plant location is smaller than or equal to the inter-plant treatment capacity information, so as to generate a burst overall scheduling scheme;
Step S434: or when the conventional sewage treatment capacity information of the factory is larger than the capacity information of the factory, the conventional sewage treatment capacity information of the factory is subjected to factory distribution treatment so that the factory achieves the historical peak treatment capacity and the capacity information of sewage overflow of the conventional sewage treatment capacity information of the factory is obtained, and cross-regional sewage overall scheduling is performed according to the capacity information of sewage overflow, so that a sudden overall scheduling scheme is generated.
2. The method for overall sewage scheduling in a river basin according to claim 1, wherein the step of step S1 comprises the steps of:
Step S11: acquiring a blow-down pipe network plan;
step S12: performing plane image conversion according to the sewage pipe network planning, thereby generating a pipe network planning plane diagram;
Step S13: obtaining a topographic map of pipe network planning;
Step S14: performing three-dimensional modeling according to a topographic map of pipe network planning to generate a planning topographic model, and performing joint modeling on a pipe network planning plan view and the planning topographic model to generate a pipe network planning topographic model;
step S15: and dividing the sewage discharge area according to the water flow trend of the pipe network planning terrain model and the pipe network planning, thereby obtaining sewage discharge areas.
3. A system for overall sewage disposal in a river basin, comprising:
At least one processor;
a memory communicatively coupled to the at least one processor;
The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the estuary river basin sewage overall scheduling method of any one of claims 1 to 2.
CN202310320020.6A 2023-03-22 2023-03-22 Method and system for overall scheduling of sewage in river basin of river Active CN116402291B (en)

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