CN116738641A - Running water circulation method and system for sewage river network - Google Patents
Running water circulation method and system for sewage river network Download PDFInfo
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Abstract
The invention relates to the technical field of circulating water regulation and control, in particular to a circulating water circulating method and system for a sewage river network, which comprises the following steps: acquiring hydrologic ecological data of a target sewage river network, and constructing a river network model by the hydrologic ecological data; constructing a connectivity evaluation index system of the target sewage river network, and carrying out set analysis on the connectivity evaluation index system to obtain the connectivity coefficient of each river segment in the target sewage river network; calculating an evaluation grade value of each river segment in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into a river network model to obtain a grade model diagram; converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix; and generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model. The invention can improve the fluidity of the water system in the target sewage river network.
Description
Technical Field
The invention belongs to the technical field of circulating water regulation and control, and particularly relates to a circulating water circulating method and system for a sewage river network.
Background
River and lake water system is the basis of ecological environment, river and lake water system communication is an important index of river health, and improvement of water system communication is an important link for realizing ecological high-quality development in China. Along with the acceleration of the urban process, the construction of the urban water network by human beings gradually changes into a modern river network which takes a natural water system as a basis, takes important water diversion and regulation projects as channels and takes comprehensive water conservancy junction and regulation projects as nodes. The water network formed by the water system for discharging the sewage is called a sewage river network, is based on a natural-artificial composite urban river network water system which is developed gradually in the past, and the improvement of the connectivity of the sewage river network is beneficial to better improving the ecological environment of the river and lake water system and conforms to the development trend of high quality.
In recent years, the pollutant concentration in the sewage pipe network is improved by modifying and upgrading the sewage pipe network and the sewage treatment plant in a plurality of cities, so that the pollutant concentration discharged into the sewage river network is reduced, the phenomenon of black and odorous water flow in the urban sewage river network is basically eliminated, and the quality protection of the urban water environment is greatly improved. However, due to the rapid development of urban construction and the relative delay of partial infrastructure construction, some cities still have the phenomena of low pollutant concentration of a sewage pipe network, black and stink return of partial rivers in a sewage river network after rain, and the like, and a system and comprehensive method is further needed to be adopted to communicate all water systems in the sewage river network, so that the relatively closed water systems flow, and the effects of fresh water supply, ecological restoration, water quality purification and sewage circulation promotion are achieved. Therefore, how to improve the water system flow in the sewage river network and restore the integrity and virtuous circle of the water ecology of the sewage river network becomes a problem to be solved urgently.
Disclosure of Invention
The invention provides a running water circulation method and a running water circulation system for a sewage river network, and mainly aims to solve the problem of poor water system fluidity in the sewage river network.
In order to achieve the above object, the present invention provides a method for circulating running water in a sewage river network, comprising:
acquiring hydrologic ecological data of a target sewage river network, and constructing a river network model of the target sewage river network according to the hydrologic ecological data;
constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and carrying out set analysis on the connectivity evaluation index system to obtain a connectivity coefficient of each river segment in the target sewage river network;
calculating an evaluation grade value of each river reach in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into the river network model to obtain a grade model diagram;
converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix;
and generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
Optionally, the constructing a river network model of the target sewage river network according to the hydrologic ecological data includes:
Drawing a river channel relation network of the target sewage river network according to satellite image data in the hydrologic ecological data;
generating a basic water system form of the river channel relation network by utilizing elevation data in the hydrologic ecological data;
rendering the basic water system form to obtain a river network model of the target sewage river network.
Optionally, the constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data includes:
extracting connectivity evaluation index data from the hydrologic ecological data according to a preset connectivity evaluation index;
calculating a relative degradation value of each connectivity evaluation index according to the connectivity evaluation index data, and determining an evaluation grade of each connectivity evaluation index according to the relative degradation value;
calculating the relative degradation value of each connectivity evaluation index by using the following formula:
wherein the saidIndicate->Relative degradation value of the individual connectivity evaluation indicators, +.>Indicate->Individual connectivity assessment index pairsConnectivity evaluation index data of the response,/>Indicate->The preset index ranges of the connectivity evaluation indexes;
and carrying out hierarchical division on the connectivity evaluation indexes according to the evaluation grades, and constructing a connectivity evaluation index system of the target sewage river network according to the hierarchical division result.
Optionally, the performing set analysis on the connectivity evaluation index system to obtain a communication performance coefficient of each river segment in the target sewage river network includes:
extracting a connectivity evaluation index set and an index grade sequence of each river segment in the target sewage river according to the connectivity evaluation index system;
calculating the index weight of each connectivity evaluation index in the connectivity index set, and calculating the degree of association between each connectivity evaluation index in the connectivity index set and each index grade in the index grade sequence;
and calculating the communication performance joint coefficient of each river reach in the target sewage river network according to the index weight and the degree of association.
Optionally, the calculating the connection performance coefficient of each river segment in the target sewage river network according to the index weight and the connection degree includes:
calculating the communication performance coefficient of each river reach by using the following formula:
wherein ,representing the connectivity coefficient of performance, +.>Representing the degree of connectivityIndex set +.>Individual connectivity evaluation index,/->Representing the total number of connectivity evaluation indexes in the connectivity index set, <>Representing the +.f in the connectivity indicator set >Index weight of each connectivity evaluation index, < ->Representing the +.f in the connectivity indicator set>The degree of association of each connectivity evaluation index with a first index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a second index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a third index level in the index level sequence; />Representing the first in the connectivity index setIndividual connectivity evaluation fingerMarking the degree of association with the highest index level in the index level sequence; />，/>，/>Representing a preset coefficient of representation, +.>，/>。
Optionally, the calculating the evaluation grade value of each river segment in the target sewage river network according to the connectivity coefficient comprises:
calculating the evaluation grade value of each river segment in the target river network by using the following formula:
wherein the saidIndicate->Evaluation grade value of each river segment, +.>Indicate->The connectivity coefficient of each river segment, < +.>Representing a preset->Individual connectivity rating scale->The total number of connectivity evaluation grades is represented.
Optionally, the converting the level model graph into an adjacency matrix includes:
Extracting connection nodes in the hierarchical model graph, and generating an initial matrix according to the connection nodes;
acquiring an evaluation grade value in the grade model diagram and a connection relation between the connection nodes;
and determining matrix elements in the initial matrix according to the evaluation grade value and the connection relation, and generating an adjacent matrix according to the matrix elements.
Optionally, the calculating the connectivity of each river segment in the target sewage river network according to the adjacency matrix includes:
extracting a matrix element maximum value in the adjacent matrix, and calculating a maximum smoothness mean value of the target sewage river network according to the matrix element maximum value;
calculating the maximum smoothness mean value of the target sewage river network by using the following formula:
wherein ,represents the maximum smoothness mean,/->Representing the order of the adjacency matrix +.>Represents the maximum value of matrix elements in the adjacency matrix, and (2)>，/>Representing the moment of adjacencyFirst->Line->A column;
and determining matrix elements of each river reach in the target sewage river network according to the adjacent matrix, and calculating the ratio between the matrix elements of each river reach and the maximum clear average value to obtain the connectivity of each river reach in the target sewage river network.
Optionally, the generating the running water circulation scheme of the target sewage river network according to the connectivity and the river network model includes:
determining a dredging river reach according to the connectivity, and determining available running water sources and geological environment of the dredging river reach according to the river network model;
searching a dredging river reach reconstruction scheme in a preset scheme library according to the geological environment, and generating a running water circulation scheme of the target sewage river network based on the dredging river reach reconstruction scheme and the available running water source.
In order to solve the above problems, the present invention also provides a running water circulation system for a sewage river network, the system comprising:
the river network model construction module is used for acquiring hydrologic ecological data of the target sewage river network and constructing a river network model of the target sewage river network according to the hydrologic ecological data;
the set analysis module is used for constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and carrying out set analysis on the connectivity evaluation index system to obtain a communication performance joint coefficient of each river segment in the target sewage river network;
the grade model diagram generating module is used for calculating the evaluation grade value of each river reach in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into the river network model to obtain a grade model diagram;
The connectivity calculation module is used for converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix;
and the running water circulation scheme generation module is used for generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
According to the embodiment of the invention, the geological landform environment of the target sewage river network can be intuitively represented by constructing the river network model of the target sewage river network; constructing an evaluation system of the connectivity of the target sewage river network, carrying out set pair analysis on the connectivity evaluation index system, thereby calculating the evaluation grade value of each river segment in the target sewage river network, obtaining the connectivity grade of each river segment, obtaining a grade model diagram of the target sewage river network, and improving the accuracy of the river network model; according to the grade model diagram, the connectivity of each river reach in the target sewage river network is calculated, so that the river network connectivity of the target sewage river network can be judged, and then the connectivity of each river reach and the river network model are utilized to generate a running water circulation scheme, so that the water system flowing problem in the target sewage river network can be adjusted in a targeted manner, and the water system fluidity in the target sewage river network is improved. Therefore, the running water circulation method and system for the sewage river network can solve the problem of poor water system fluidity in the sewage river network.
Drawings
FIG. 1 is a schematic flow chart of a method for circulating running water in a sewage river network according to an embodiment of the present application;
FIG. 2 is a schematic flow chart of constructing a connectivity evaluation index system according to an embodiment of the present application;
FIG. 3 is a schematic flow chart of the analysis of the extraction set pair according to an embodiment of the present application;
FIG. 4 is a functional block diagram of a running water circulation system for a sewage river network according to an embodiment of the present application;
the achievement of the objects, functional features and advantages of the present application 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 application.
The embodiment of the application provides a running water circulation method for a sewage river network. The execution main body of the running water circulation method for the sewage river network comprises at least one of electronic equipment, such as a server side, a terminal and the like, which can be configured to execute the method provided by the embodiment of the application. In other words, the running water circulation method for the sewage river network may be performed by software or hardware installed in a terminal device or a server device, and the software may be a blockchain platform. The service end includes but is not limited to: a single server, a server cluster, a cloud server or a cloud server cluster, and the like. The server may be an independent server, or may be a cloud server that provides cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communications, middleware services, domain name services, security services, content delivery networks (ContentDelivery Network, CDN), and basic cloud computing services such as big data and artificial intelligence platforms.
Referring to fig. 1, a schematic flow chart of a method for circulating running water in a sewage river network according to an embodiment of the invention is shown. In this embodiment, the method for circulating running water for a sewage river network includes:
s1, acquiring hydrologic ecological data of a target sewage river network, and constructing a river network model of the target sewage river network according to the hydrologic ecological data.
In the embodiment of the invention, the target sewage river network may be a water network formed by river segments through which sewage of a target town is discharged, and the hydroecological data of the target sewage river network include elevation data, hydrohydraulic data, satellite image data and ecological environment data of each river segment in the sewage river network system, and a river network model of the target sewage river network can be constructed through the hydroecological data.
In the embodiment of the invention, the river network model is a geological map model, and the water system morphological characteristics of each river segment in the target sewage river network water system, the river segment intersection nodes, the large-scale buildings such as reservoirs and the like are marked through the river network model, so that the communication condition of the target sewage river network is intuitively reflected.
In the embodiment of the invention, the construction of the river network model of the target sewage river network according to the hydrologic ecological data comprises the following steps:
Drawing a river channel relation network of the target sewage river network according to satellite image data in the hydrologic ecological data;
generating a basic water system form of the river channel relation network by utilizing elevation data in the hydrologic ecological data;
rendering the basic water system form to obtain a river network model of the target sewage river network.
In the embodiment of the invention, the river channel relation network comprises the relation among each river segment in the target sewage river network, for example, the intersection relation among each river segment, the flow direction of each river segment and other information. The basic water system morphology represents the topography and geology information of the target sewage river network, and the topography of each river segment in the target sewage river network can be obtained through the topography information, so that the topography factors influencing the target sewage river network are judged, and the connectivity of the target sewage river network is further evaluated.
In another alternative embodiment of the invention, the basic model is rendered by marking the basic model through preset elements, so that river channel information in the basic model is more accurate, for example, a line element is used for representing a water system, a point element is used for representing a river channel junction and important nodes, a surface element is used for representing a lake, a triangle element is used for representing a large-scale hydraulic building such as a reservoir, and the connection condition of a river network water system is generalized through rendering.
S2, constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and carrying out set analysis on the connectivity evaluation index system to obtain the connectivity performance coefficient of each river segment in the target sewage river network.
In the embodiment of the invention, the connectivity evaluation index system is an evaluation index for measuring the connectivity of the target sewage river network, and each evaluation index can be hierarchically divided through the connectivity evaluation index system; the connectivity evaluation index system can comprise a river course natural form evaluation index, an ecological function natural form evaluation index, a hydraulic function characteristic evaluation index and the like, wherein the river course natural form evaluation index comprises a water area ratio of each river segment to a target sewage river network, and the degree of the meandering of each river segment; the natural form evaluation index of the ecological function can comprise the water quality, the wetland area and the like of each river reach; the hydraulic functional characteristic evaluation indexes can be average water flow, water surface building density and the like, the influence degree of each index on the river network connectivity is inconsistent, different evaluation levels are provided, and the connectivity of each river segment in the target sewage river network is comprehensively evaluated through the connectivity evaluation system.
In the embodiment of the present invention, referring to fig. 2, the constructing a connectivity evaluation index system of the target sewage river network according to the hydroecological data includes:
s21, extracting connectivity evaluation index data from the hydrologic ecological data according to a preset connectivity evaluation index;
s22, calculating a relative degradation value of each connectivity evaluation index according to the connectivity evaluation index data, and determining an evaluation grade of each connectivity evaluation index according to the relative degradation value;
s23, carrying out hierarchical division on the connectivity evaluation indexes according to the evaluation grades, and constructing a connectivity evaluation index system of the target sewage river network according to the hierarchical division result.
In the embodiment of the invention, the relative degradation value represents the degree that each connectivity evaluation index deviates from the set index range, and the larger the degradation value is, the more each connectivity evaluation index deviates from the set index range, the higher the corresponding evaluation level is, and the connectivity evaluation index data corresponding to the connectivity evaluation index needs to be monitored at regular time so as to ensure the connectivity of the target sewage river network.
In the embodiment of the present invention, the calculating the relative degradation value of each connectivity evaluation index according to the connectivity evaluation index data includes:
Calculating the relative degradation value of each connectivity evaluation index by using the following formula:
wherein the saidIndicate->Relative degradation value of the individual connectivity evaluation indicators, +.>Indicate->Connectivity evaluation index data corresponding to the respective connectivity evaluation index, < ->Indicate->And (5) presetting an index range of each connectivity evaluation index.
In the embodiment of the invention, the set pair analysis is to analyze the index association degree of the connectivity evaluation index system under the background of evaluating the connectivity of the water network, for example, the connectivity evaluation index system is divided into two feature sets, when 2 sets are analyzed as characteristics, the respective characteristics of the 2 sets in the set pair need to be abstracted out first, then the 2 sets are compared and have which characteristics, and the 2 sets are opposite in which characteristics, namely, opposite and contradictory in which characteristics are opposite and contradictory in other characteristics.
In the embodiment of the invention, the connectivity coefficient represents the connectivity of the connectivity evaluation index system between each river reach and each river reach, and the larger the value of the connectivity coefficient represents the larger the connectivity between each river reach and the connectivity evaluation index system, the larger the connectivity evaluation index data has larger influence on the connectivity of the corresponding river reach.
In the embodiment of the present invention, referring to fig. 3, the performing set analysis on the connectivity evaluation index system to obtain the connection performance coefficient of each river segment in the target sewage river network includes:
s31, extracting a connectivity evaluation index set and an index grade sequence of each river segment in the target sewage river according to the connectivity evaluation index system;
s32, calculating the index weight of each connectivity evaluation index in the connectivity index set, and calculating the degree of association between each connectivity evaluation index in the connectivity index set and each index level in the index level sequence;
and S33, calculating the communication performance joint coefficient of each river segment in the target sewage river network according to the index weight and the degree of association.
In the embodiment of the invention, the importance degree of each connectivity evaluation index in the connectivity index set is judged for the same standard by a hierarchical analysis method, wherein the same standard can be set as a river channel natural form standard, a hydraulic function characteristic standard and the like, the importance level of each connectivity evaluation index in the connectivity index set is judged by comparing every two sets, and the importance level of each connectivity evaluation index in the connectivity index set is constructed according to the importance level, so that the weight of each connectivity evaluation index is obtained.
In the embodiment of the present invention, the index level sequence is to rank the index levels corresponding to the connectivity evaluation indexes in the connectivity evaluation index set of each river reach from small to large, for example, the index level sequence includes 5 index levels, fromTo the point ofRespectively 5 index levels, respectively calculating each connectivity evaluation index and +.>To->Degree of association between 5 index levels.
In the embodiment of the invention, the degree of association between each connectivity evaluation index and each index level in the index level sequence is calculated for the ternary joint coefficient based on the set analysis mathematical theory, and the five-membered analysis is utilized to calculate the degree of association between each connectivity evaluation index and the corresponding index level, so that the general connectivity performance joint coefficient of each river reach can be calculated.
In the embodiment of the invention, the communication performance joint coefficient of each river reach is calculated by using the following formula:
wherein ,representing the connectivity coefficient of performance, +.>Representing the +.f in the connectivity indicator set>Individual connectivity evaluation index,/->Representing the total number of connectivity evaluation indexes in the connectivity index set, <>Representing the +.f in the connectivity indicator set>Index weight of each connectivity evaluation index, < - >Representing the +.f in the connectivity indicator set>The degree of association of each connectivity evaluation index with a first index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a second index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a third index level in the index level sequence; />Representing the first in the connectivity index setThe degree of association of each connectivity evaluation index with the highest index level in the index level sequence; />，/>，/>Representing a preset coefficient of representation, +.>，/>。
According to the embodiment of the invention, the connection performance of each river reach can be represented by calculating the connection performance coefficient of each river reach in the target sewage river reach, and the connection capability of each river reach for circulating running water in the target sewage river reach is further judged.
And S3, calculating an evaluation grade value of each river reach in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into the river network model to obtain a grade model diagram.
In the embodiment of the invention, the evaluation grade value represents the grade of connectivity of each river reach, the larger the evaluation grade value is, the higher the communication performance of the corresponding river reach is, otherwise, the smaller the evaluation grade value is, the worse the communication performance of the corresponding river reach is, and then the evaluation grade value is added into the river network model to obtain the communication performance evaluation grade of each river reach.
In the embodiment of the invention, the evaluation grade value of each river segment in the target river network is calculated by using the following formula:
wherein the saidIndicate->Evaluation grade value of each river segment, +.>Indicate->The connectivity coefficient of each river segment, < +.>Representing a preset->Individual connectivity rating scale->The total number of connectivity evaluation grades is represented.
In the embodiment of the present invention, different evaluation level values correspond to different connectivity evaluation levels, for example, when the evaluation level value h_i e [1.0,1.8 ] belongs to a first connectivity evaluation level and h_i e [1.8,2.6 ] belongs to a second connectivity evaluation level, and specifically, the connectivity evaluation level may be divided into 5 levels to represent the connectivity performance of each river segment.
In the embodiment of the invention, the evaluation grade value can be added into the river network model by the method for rendering the water system, the evaluation grade value of each river channel in the river network model is represented by the digital element, the elements of the river network model can be further enriched, and the communication performance coefficient of each river segment is directly represented in the grade model diagram, so that the communication degree of each river segment can be calculated.
S4, converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix.
In the embodiment of the invention, the adjacent matrix representation is a matrix representing the adjacent relation between each connecting node in the level model diagram, the adjacent matrix can represent the connecting relation between each river segment, and the evaluation level value in the level model diagram is used as the side weight value to construct the connecting matrix to represent the communication performance level relation between the river segments.
In an embodiment of the present invention, the converting the level model map into an adjacency matrix includes:
extracting connection nodes in the hierarchical model graph, and generating an initial matrix according to the connection nodes;
acquiring an evaluation grade value in the grade model diagram and a connection relation between the connection nodes;
and determining matrix elements in the initial matrix according to the evaluation grade value and the connection relation, and generating an adjacent matrix according to the matrix elements.
In the embodiment of the invention, the initial matrix is a homonymous matrix formed by rows and columns of each connecting node serving as a matrix, and matrix elements in the initial matrix are determined according to the connection relation between each connecting node, specifically, two connecting nodesAnd->Is connected with each other, matrix element->Then it is the connection node->And->And if the two connecting nodes are not connected, the corresponding matrix element is 0, and the matrix element in the diagonal line of the adjacent matrix is 0.
In the embodiment of the present invention, the calculating the connectivity of each river segment in the target sewage river network according to the adjacency matrix includes:
extracting a matrix element maximum value in the adjacent matrix, and calculating a maximum smoothness mean value of the target sewage river network according to the matrix element maximum value;
and determining matrix elements of each river reach in the target sewage river network according to the adjacent matrix, and calculating the ratio between the matrix elements of each river reach and the maximum clear average value to obtain the connectivity of each river reach in the target sewage river network.
In the embodiment of the invention, the maximum smoothness average value in the target sewage river network is calculated through the maximum flow algorithm, and the maximum average connectivity of the target sewage river network is represented.
The invention can calculate the maximum smoothness average value of the target sewage river network by using the following formula:
wherein ,represents the maximum smoothness mean,/->Representing the order of the adjacency matrix +.>Represents the maximum value of matrix elements in the adjacency matrix, and (2)>，/>Representing the->Line->Columns.
According to the embodiment of the invention, the communication degree of each river segment in the target sewage river network is calculated, so that the river segment which affects the target sewage river network to carry out sewage circulation can be obtained, the communication degree is low, and the river segment which affects the target sewage river network to carry out water circulation is treated in a targeted manner, so that the water system mobility in the target sewage river network is improved.
S5, generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
In the embodiment of the invention, the running water circulation scheme of the target sewage river network needs to consider the connectivity of each river segment and the ecological environment of each river segment at the same time, so that the running water circulation scheme with higher efficiency and more environmental protection is generated according to the connectivity and the river network model.
In the embodiment of the present invention, the generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model includes:
determining a dredging river reach according to the connectivity, and determining available running water sources and geological environment of the dredging river reach according to the river network model;
searching a dredging river reach reconstruction scheme in a preset scheme library according to the geological environment, and generating a running water circulation scheme of the target sewage river network based on the dredging river reach reconstruction scheme and the available running water source.
In the embodiment of the invention, the dredging river reach is a river reach with connectivity smaller than a preset threshold, for example, the preset threshold is 1, and the connectivity of the river reach is smaller than 1, so that the dredging river reach is needed, a circulating scheme of the circulating water for the dredging river reach is generated according to the circulating water source and geological environment of the dredging river reach, for example, the inflow rate of the circulating water source is increased, the water source of the circulating water source is called to increase the water quantity of the dredging river reach, the water storage regulation capacity of the dredging river reach is improved according to the geological environment, the ecological environment of the dredging river reach is improved, and the like, and a circulating scheme of the target sewage river reach is obtained by searching the corresponding river reach improvement scheme in the preset scheme library according to the geological environment, so that the water system of the target sewage river reach is effectively improved.
According to the embodiment of the invention, the geological landform environment of the target sewage river network can be intuitively represented by constructing the river network model of the target sewage river network; constructing an evaluation system of the connectivity of the target sewage river network, carrying out set pair analysis on the connectivity evaluation index system, thereby calculating the evaluation grade value of each river segment in the target sewage river network, obtaining the connectivity grade of each river segment, obtaining a grade model diagram of the target sewage river network, and improving the accuracy of the river network model; according to the grade model diagram, the connectivity of each river reach in the target sewage river network is calculated, so that the river network connectivity of the target sewage river network can be judged, and then the connectivity of each river reach and the river network model are utilized to generate a running water circulation scheme, so that the water system flowing problem in the target sewage river network can be adjusted in a targeted manner, and the water system fluidity in the target sewage river network is improved. Therefore, the running water circulation method for the sewage river network can solve the problem of poor water system fluidity in the sewage river network.
Fig. 4 is a functional block diagram of a running water circulation system for a sewage river network according to an embodiment of the present invention.
The running water circulation system 400 for a sewage river network according to the present invention may be installed in an electronic device. Depending on the functions implemented, the running water circulation system 400 for the sewage river network may include a river network model construction module 401, an aggregation analysis module 402, a level model diagram generation module 403, a connectivity calculation module 404, and a running water circulation scheme generation module 405. The module of the invention, which may also be referred to as a unit, refers to a series of computer program segments, which are stored in the memory of the electronic device, capable of being executed by the processor of the electronic device and of performing a fixed function.
In the present embodiment, the functions concerning the respective modules/units are as follows:
the river network model construction module 401 is configured to obtain hydrologic ecological data of a target sewage river network, and construct a river network model of the target sewage river network according to the hydrologic ecological data;
the set analysis module 402 is configured to construct a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and perform set analysis on the connectivity evaluation index system to obtain a communication performance coefficient of each river segment in the target sewage river network;
the grade model diagram generating module 403 is configured to calculate an evaluation grade value of each river segment in the target sewage river network according to the communication performance joint coefficient, and add the evaluation grade value to the river network model to obtain a grade model diagram;
the connectivity calculation module 404 is configured to convert the level model map into an adjacency matrix, and calculate connectivity of each river segment in the target sewage river network according to the adjacency matrix;
the running water circulation scheme generating module 405 is configured to generate a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
In detail, each module in the running water circulation system 400 for a sewage river network in the embodiment of the present invention adopts the same technical means as the running water circulation method for a sewage river network described in fig. 1 to 3, and can produce the same technical effects, which are not described herein.
The invention also provides an electronic device which can comprise a processor, a memory, a communication bus and a communication interface, and can also comprise a computer program which is stored in the memory and can be run on the processor, such as a running water circulation method program for a sewage river network.
The processor may be formed by an integrated circuit in some embodiments, for example, a single packaged integrated circuit, or may be formed by a plurality of integrated circuits packaged with the same function or different functions, including one or more central processing units (Central Processing unit, CPU), a microprocessor, a digital processing chip, a graphics processor, a combination of various control chips, and the like. The processor 501 is a Control Unit (Control Unit) of the electronic device, connects various parts of the entire electronic device using various interfaces and lines, executes various functions of the electronic device and processes data by running or executing programs or modules stored in the memory (for example, executing a running water circulation method program for a sewage river network, etc.), and calling data stored in the memory.
The memory includes at least one type of readable storage medium including flash memory, removable hard disk, multimedia card, card memory (e.g., SD or DX memory, etc.), magnetic memory, magnetic disk, optical disk, etc. The memory may in some embodiments be an internal storage unit of the electronic device, such as a mobile hard disk of the electronic device. The memory may in other embodiments also be an external storage device of the electronic device, such as a plug-in mobile hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card) or the like, which are provided on the electronic device. Further, the memory may also include both internal storage units and external storage devices of the electronic device. The memory can be used for storing application software installed in electronic equipment and various data, such as codes of running water circulation method programs for sewage river networks, and the like, and can be used for temporarily storing data which are already output or are to be output.
The communication bus may be a peripheral component interconnect standard (Peripheral Component Interconnect, PCI) bus, or an extended industry standard architecture (Extended Industry Standard Architecture, EISA) bus, among others. The bus may be classified as an address bus, a data bus, a control bus, etc. The bus is arranged to enable a connection communication between the memory and at least one processor or the like.
The communication interface is used for communication between the electronic equipment and other equipment, and comprises a network interface and a user interface. Optionally, the network interface may include a wired interface and/or a wireless interface (e.g., WI-FI interface, bluetooth interface, etc.), typically used to establish a communication connection between the electronic device and other electronic devices. The user interface may be a Display (Display), an input unit such as a Keyboard (Keyboard), or alternatively a standard wired interface, a wireless interface. Alternatively, in some embodiments, the display may be an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an OLED (Organic Light-Emitting Diode) touch, or the like. The display may also be referred to as a display screen or display unit, as appropriate, for displaying information processed in the electronic device and for displaying a visual user interface.
Only an electronic device having components is shown, and it will be understood by those skilled in the art that the structures shown in the figures do not limit the electronic device, and may include fewer or more components than shown, or may combine certain components, or a different arrangement of components.
For example, although not shown, the electronic device may further include a power source (such as a battery) for powering the respective components, and the power source may be logically connected to the at least one processor 501 through a power management system, so as to perform functions of charge management, discharge management, and power consumption management through the power management system. The power supply may also include one or more of any of a direct current or alternating current power supply, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like. The electronic device may further include various sensors, bluetooth modules, wi-Fi modules, etc., which are not described herein.
Specifically, the specific implementation method of the above instruction by the processor may refer to descriptions of related steps in the corresponding embodiment of the drawings, which are not repeated herein.
Further, the electronic device integrated modules/units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. The computer readable storage medium may be volatile or nonvolatile. For example, the computer readable medium may include: any entity or system capable of carrying the computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM).
The present invention also provides a computer readable storage medium storing a computer program which, when executed by a processor of an electronic device, implements the steps of the running water circulation method and system for a sewage river network as described above:
storage media includes both permanent and non-permanent, removable and non-removable media, and information storage may be implemented by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media may include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, read only compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device.
In the several embodiments provided by the present invention, it should be understood that the disclosed apparatus, system and method may be implemented in other manners. For example, the system embodiments described above are merely illustrative, e.g., the division of the modules is merely a logical function division, and other manners of division may be implemented in practice.
The modules described as separate components may or may not be physically separate, and components shown as modules may or may not be physical units, may be located in one place, or may be distributed over multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional module in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units can be realized in a form of hardware or a form of hardware and a form of software functional modules.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
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.
The embodiment of the application can acquire and process the related data based on the artificial intelligence technology. Among these, artificial intelligence (Artificial Intelligence, AI) is the theory, method, technique and application system that uses a digital computer or a digital computer-controlled machine to simulate, extend and extend human intelligence, sense the environment, acquire knowledge and use knowledge to obtain optimal results.
Furthermore, it is evident that the word "comprising" does not exclude other elements or steps, and that the singular does not exclude a plurality. Multiple units or systems as set forth in the system claims may also be implemented by means of one unit or system in software or hardware. The terms first, second, etc. are used to denote a name, but not any particular order.
Finally, it should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present application without departing from the spirit and scope of the technical solution of the present application.
Claims (10)
1. A method for circulating running water for a sewage river network, the method comprising:
Acquiring hydrologic ecological data of a target sewage river network, and constructing a river network model of the target sewage river network according to the hydrologic ecological data;
constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and carrying out set analysis on the connectivity evaluation index system to obtain a connectivity coefficient of each river segment in the target sewage river network;
calculating an evaluation grade value of each river reach in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into the river network model to obtain a grade model diagram;
converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix;
and generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
2. The method for circulating water in a sewage river network of claim 1, wherein said constructing a river network model of a target sewage river network from said hydrographic ecological data comprises:
drawing a river channel relation network of the target sewage river network according to satellite image data in the hydrologic ecological data;
Generating a basic water system form of the river channel relation network by utilizing elevation data in the hydrologic ecological data;
rendering the basic water system form to obtain a river network model of the target sewage river network.
3. The method for circulating running water in a sewage river network according to claim 1, wherein said constructing a connectivity evaluation index system of said target sewage river network from said hydrographic ecological data comprises:
extracting connectivity evaluation index data from the hydrologic ecological data according to a preset connectivity evaluation index;
calculating a relative degradation value of each connectivity evaluation index according to the connectivity evaluation index data, and determining an evaluation grade of each connectivity evaluation index according to the relative degradation value;
calculating the relative degradation value of each connectivity evaluation index by using the following formula:
wherein the saidIndicate->Relative degradation value of the individual connectivity evaluation indicators, +.>Indicate->Connectivity evaluation index data corresponding to the respective connectivity evaluation index, < ->Indicate->The preset index ranges of the connectivity evaluation indexes;
and carrying out hierarchical division on the connectivity evaluation indexes according to the evaluation grades, and constructing a connectivity evaluation index system of the target sewage river network according to the hierarchical division result.
4. The method for circulating running water in a sewage river network according to claim 1, wherein said performing set analysis on said connectivity evaluation index system to obtain a connectivity coefficient of performance of each river segment in said target sewage river network comprises:
extracting a connectivity evaluation index set and an index grade sequence of each river segment in the target sewage river according to the connectivity evaluation index system;
calculating the index weight of each connectivity evaluation index in the connectivity index set, and calculating the degree of association between each connectivity evaluation index in the connectivity index set and each index grade in the index grade sequence;
and calculating the communication performance joint coefficient of each river reach in the target sewage river network according to the index weight and the degree of association.
5. The method for circulating running water in a sewage river network according to claim 4, wherein said calculating a joint coefficient of connectivity of each river segment in said target sewage river network according to said index weight and said degree of connectivity comprises:
calculating the communication performance coefficient of each river reach by using the following formula:
wherein ,representing the connectivity coefficient of performance, +.>Representing the +.f in the connectivity indicator set >Individual connectivity evaluation index,/->Representing the total number of connectivity evaluation indexes in the connectivity index set, <>Representing the +.f in the connectivity indicator set>Index weight of each connectivity evaluation index, < ->Representing the +.f in the connectivity indicator set>The degree of association of each connectivity evaluation index with a first index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a second index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of the individual connectivity evaluation index with a third index level in the index level sequence; />Representing the +.f in the connectivity indicator set>The degree of association of each connectivity evaluation index with the highest index level in the index level sequence; />，/>，/>Representing a preset coefficient of representation, +.>，。
6. The method for circulating running water in a sewage river network according to claim 1, wherein said calculating an evaluation rank value of each river segment in said target sewage river network based on said communication performance co-efficient comprises:
calculating the evaluation grade value of each river segment in the target river network by using the following formula:
wherein the saidIndicate->Evaluation grade value of each river segment, +. >Indicate->The connectivity coefficient of each river segment, < +.>Representing a preset->Individual connectivity rating scale->The total number of connectivity evaluation grades is represented.
7. The method for circulating water in a sewage river network of claim 1, wherein said converting said hierarchical model map into an adjacency matrix comprises:
extracting connection nodes in the hierarchical model graph, and generating an initial matrix according to the connection nodes;
acquiring an evaluation grade value in the grade model diagram and a connection relation between the connection nodes;
and determining matrix elements in the initial matrix according to the evaluation grade value and the connection relation, and generating an adjacent matrix according to the matrix elements.
8. The method for circulating running water in a sewage river network according to claim 1, wherein said calculating connectivity of each river segment in said target sewage river network based on said adjacency matrix comprises:
extracting a matrix element maximum value in the adjacent matrix, and calculating a maximum smoothness mean value of the target sewage river network according to the matrix element maximum value;
calculating the maximum smoothness mean value of the target sewage river network by using the following formula:
wherein ,Represents the maximum smoothness mean,/->Representing the order of the adjacency matrix +.>Represents the maximum value of matrix elements in the adjacency matrix, and (2)>，/>Representing the->Line->A column;
and determining matrix elements of each river reach in the target sewage river network according to the adjacent matrix, and calculating the ratio between the matrix elements of each river reach and the maximum clear average value to obtain the connectivity of each river reach in the target sewage river network.
9. The method for circulating running water in a sewage river network according to claim 1, wherein said generating a running water circulation scheme of said target sewage river network from said connectivity and said river network model comprises:
determining a dredging river reach according to the connectivity, and determining available running water sources and geological environment of the dredging river reach according to the river network model;
searching a dredging river reach reconstruction scheme in a preset scheme library according to the geological environment, and generating a running water circulation scheme of the target sewage river network based on the dredging river reach reconstruction scheme and the available running water source.
10. A running water circulation system for a sewage river network, the system comprising:
the river network model construction module is used for acquiring hydrologic ecological data of the target sewage river network and constructing a river network model of the target sewage river network according to the hydrologic ecological data;
The set analysis module is used for constructing a connectivity evaluation index system of the target sewage river network according to the hydrologic ecological data, and carrying out set analysis on the connectivity evaluation index system to obtain a communication performance joint coefficient of each river segment in the target sewage river network;
the grade model diagram generating module is used for calculating the evaluation grade value of each river reach in the target sewage river network according to the communication performance joint coefficient, and adding the evaluation grade value into the river network model to obtain a grade model diagram;
the connectivity calculation module is used for converting the grade model diagram into an adjacent matrix, and calculating the connectivity of each river segment in the target sewage river network according to the adjacent matrix;
and the running water circulation scheme generation module is used for generating a running water circulation scheme of the target sewage river network according to the connectivity and the river network model.
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