KR20140131704A - Terrain management method for analyzing hydrologic model and hydraulic model, and system for the same - Google Patents

Abstract

Provided are a terrain management method for performing a hydrologic model and a hydraulic model and a system for the same, which integrates and manages terrain data in order to analyze a hydrologic model and a hydraulic model of a river in connection with each other, and can generate model input data requested in the hydrologic model and the hydraulic model automatically, and enables a user to correct and use the necessary terrain data of the terrain data inquired from a reference database through an editing function of the terrain data for performing the hydrologic model and the hydraulic model, and also can perform terrain data storage, correction and raw data conversion for managing the reference database from a manager. According to the terrain management method for performing the hydrologic model and the hydraulic model and the system for the same, reliability of analysis result can be improved by minimizing an analysis error which can occur according to an analyzer, by providing consistent data through the reference database for river analysis, and analysis time can be drastically shortened. Also, the method can support river operation decision making through prediction as to the condition and future of the river, by integrally managing the terrain data of the river.

Description

TECHNICAL FIELD [0001] The present invention relates to a terrain management method and system for performing hydrographic and hydraulic modeling,

The present invention relates to river terrain management, and more particularly, to terrain data for inputting to a hydrologic model for hydrologic analysis of a river and a hydraulic model for hydraulic analysis of a river, To a terrain management method and system capable of integrating and managing related terrain data.

Generally, rivers can be physically divided into river basins and runoff basins. Predicting these basins and flow changes is an essential factor to consider the environmental effects of canals, disaster prevention, and river ecology. These streams and runoffs seek equilibrium through uninterrupted interaction, resulting in river bed variations. In addition, the transport and behavior analysis of river sediments and contaminants should be considered in the river bed variation.

In the case of Korea, the environment of the river changed drastically due to the four - river resurrection project, and many side effects due to the change of the ecology and structure of the river caused by this occurred. Especially, the flow of rivers has been changed by the newly constructed river facilities, and these river facilities and their operation have caused problems due to river beds and the like. In fact, due to erosion or sedimentation of the river bed, the cost of maintenance and maintenance of the river facilities is also becoming a big problem.

However, there are no quantitative studies on the effects of facility operation on erosion or sedimentation of the river bed, and it is urgent to analyze and manage river terrain data when considering future river changes.

In order to analyze the fluctuation of the river bed, a simulation model should be constructed. In particular, a lot of effort is required to generate input data of the analysis model, and collecting such input data is also troublesome and inconvenient And different results are obtained depending on the accuracy of the input data thus collected.

Therefore, it is possible to solve the inconvenience to generate input data for analysis through generation and provision of basic data for performing the analysis model, and to provide a source as a reference of such input data, , And a tool that can increase the accuracy of analytical research is needed.

FIG. 1 is a diagram for explaining generation of input data of an analysis model according to a conventional technique.

1, raw data for input to an analytical model 50 according to the prior art, for example, a hydrological model and a hydrological model may be stored in the form of, for example, an external DB 10, metrology data 20, The analysis model input data 40 may be obtained by analyzing the analysis model input data 40. The analytical model input data 40 may be obtained by analyzing the analysis model input data 40. For example, By entering the model 50, an analysis of the hydrological model or the hydraulic model can be performed.

However, according to the related art, there is a need for a preprocessing process that depends on existing commercial packages in order to extract geomorphological parameters to be input to most analysis models 50. [

Korean Patent No. 10-541930 filed on Jun. 2, 2003, entitled " Hydrological Modeling Method Based on Geographic Information System (GIAEs) " Korean Patent No. 10-538319 filed on July 29, 2005, entitled " Method of constructing a stream information GIS to update the fluctuation situation of river channel through a wireless Internet to a digital map database "

In order to solve the above-mentioned problems, the technical problem to be solved by the present invention is to integrate and manage topographical data for analyzing hydrological model and hydraulic model of a river, And to provide a topography management method and system for hydrologic modeling and hydraulic modeling.

Another object of the present invention is to provide a hydrological model and a hydraulic model which can be used by a user to modify necessary geographical data among the geographical data retrieved from the reference DB through the editing function of geographical data for hydrologic model and hydraulic model execution, And to provide a terrain management method and system for performing the terrain management.

It is another object of the present invention to provide a topographical management method and system for hydrologic model and hydraulic model execution capable of storing, modifying and converting raw data for terrain data for management of a reference DB from an administrator.

As a means for achieving the above technical object, the topography management method for performing the hydrologic model and the hydraulic model according to the present invention is based on the geographical information system (GIS), and the hydrograph model of the river and the model input data The method comprising the steps of: a) obtaining raw data from an external raw data providing unit, extracting data necessary for inputting to a hydrological model or a hydraulic model, and converting the extracted data into terrain data; b) storing the converted terrain data in a reference database (DB); c) selecting one of the hydrological model, the one-dimensional mathematical model, and the two-dimensional mathematical model of the terrain management module; d) inquiring and editing the terrain data stored in the reference database by the terrain management module; e) generating model input data for the hydrologic model, the one-dimensional mathematical model, or the two-dimensional mathematical model corresponding to the selected model; And f) outputting the model input data generation module so that the model input data can be performed by the hydrologic model or the hydraulic model.

Here, the raw data in step a) includes at least one of a river cross section, a land cover map, a watershed map, a river boundary map, a digital elevation model (DEM), a hydrologic response unit (HRU), a river network map, At least one of the facility data, the basic plan report, the floor plan, the structure plan, the mesh net, the vertical and horizontal cross section, the soil plan and the land use plan can be selected.

Here, the hydrologic model is a Soil and Water Assessment Tool (SWAT) model, and the one-dimensional hydraulic model is a hydrologic engineering center's river analysis system (HEC-RAS) model, a FLOWAV , And the two-dimensional mathematical model may be a RAMS (River Analysis Modeling System) model.

Here, if the selected model is a hydrological model, a watershed or an interval on a geographic information system (GIS) is set, a SWAT model is selected, and a watershed or an interval set using a detailed correction tool of the input data corresponding to the SWAT model And can generate the file as a file.

If the selected model is a hydrological model, a desired watershed range is set in the hydrological model, and then a desired SWAT model is selected. Then, the selected watershed is subjected to the geomorphological input data of the hydrological model through the reference DB, And the land use map is called up to generate the curve number and the roughness coefficient grid data for each lattice from the soil and the land use map.

Here, when the selected model is a hydrologic model, each of the basins classified by the hydrologic model can be subdivided into HRU (Hydrologic Response Unit) to set respective soil maps, land coverage, physico-chemical characteristics, and land cultivation characteristics .

Here, if the selected model is a one-dimensional mathematical model, a section is selected on a hydrodynamic model, and an analysis model is selected from HEC-RAS model, FLDWAV model, CE-QUAL-RIV1 model, The section coordinates and the attribute values of the section set by the data modification tool can be checked and corrected and then created as a file.

If the selected model is a one-dimensional mathematical model, a range of a desired interval is set in the hydrologic diagram, a desired model is selected, and a selected watershed is selected from the reference DB, Data and attribute values can be retrieved to create topographic data for each section.

Here, when the selected model is a two-dimensional mathematical model, a section is selected on a hydrographic diagram, a RAMS analysis model is selected, and cross-sectional coordinates of a section set using a detailed correction tool of the input data corresponding to the RAMS model After verifying and modifying, you can create it as a file using the file conversion and mesh generation tools.

Here, when the selected model is a two-dimensional mathematical model, a stream polygon (polygon) is generated by using the stream inlet, outlet, and stream boundary to generate the terrain data necessary for the analysis in the two- Polygon can create a mesh network by arbitrarily selecting nodes according to the cross-sectional data of rivers and stream types.

As another means for achieving the above technical object, according to the present invention, a topography management system for performing a hydrological model and a hydraulic model can be classified into a hydrograph model of a river based on a geographic information system (GIS) A terrain management system for generating data, comprising: a data conversion module for extracting necessary data from externally provided raw data and converting the extracted data into terrain data; A reference DB storing the externally provided raw data and the converted terrain data; A terrain management module for selecting any one of a hydrological model or a hydraulic model and inquiring and editing the terrain data stored in the reference DB corresponding to the selected model; And a model input data generation module for generating and outputting model input data corresponding to the selected analysis model and the inquired topographic data in the terrain management module, wherein the model input data includes hydrological model data, one-dimensional mathematical model data, Dimensional repair model data.

Here, the terrain management module may include a terrain type inquiry unit for inquiring the terrain data stored in the reference DB, indicating a location of the stream on the GIS, and expressing a schematic diagram of the main section of the stream together with a water diagram; A model selection unit that selects any one of a hydrological model, a one-dimensional mathematical model, or a two-dimensional mathematical model; And a terrain data editing unit for checking and modifying or editing the terrain data retrieved by the terrain inquiry unit.

Here, the model input data generation module may include: a hydrologic model data generation unit generating and outputting hydrological model data corresponding to the inquired terrain data when the analytical model selected in the terrain management module is a SWAT model, which is a hydrologic model; If the analysis model selected in the terrain management module is a one-dimensional mathematical model selected from HEC-RAS model, FLDWAV model, and CE-QUAL-RIV1 model, one-dimensional mathematical model data corresponding to the inquired terrain data is generated and output A one-dimensional mathematical model data generating unit; And a two-dimensional mathematical model data generation unit for generating and outputting two-dimensional mathematical model data corresponding to the inquired topographic data when the analytical model selected in the terrain management module is a RAMS model, which is a two-dimensional mathematical model.

According to the present invention, data corresponding to input data of a hydrological model and a hydraulic model are collected, a reference database is constructed and integrated management is performed, the terrain data is inquired from the constructed reference database, the terrain data of a desired section is selected, Model input data can be automatically generated. Accordingly, the inconvenience of manually configuring the model input data for model analysis can be improved.

According to the present invention, the accuracy of model analysis can be improved by providing unified data through integrated management and provision of terrain data.

1 is a diagram for explaining generation of input data of an analysis model according to a conventional technique.
FIG. 2 is a view for schematically explaining a topographical management system for executing a hydrologic model and a hydraulic model according to an embodiment of the present invention.
FIG. 3 is a detailed configuration diagram of a topographical management system for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention.
4A to 4C are diagrams illustrating an analytical model for inputting data generated in the topography management system for hydrologic model and hydraulic model execution according to an embodiment of the present invention, respectively.
FIG. 5 is a flowchart illustrating a topography management method for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention.
FIGS. 6A and 6B are views illustrating a topographical inquiry screen and a topographical detail editing screen when generating hydrological model data in a topographical management system for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention, respectively.
7A to 7C are diagrams illustrating a topographic query screen, a topographic selection screen, and a model selection screen when one-dimensional mathematical model data is generated in a topographic management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention .
FIGS. 8A and 8B are diagrams illustrating a topographical detail editing screen and a storage screen when one-dimensional mathematical model data is generated in the topographical management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention, respectively.
FIGS. 9A and 9B illustrate a topographical inquiry screen and a topographical detail editing screen when two-dimensional mathematical model data is generated in a topographical management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when an element is referred to as "comprising ", it means that it can include other elements as well, without excluding other elements unless specifically stated otherwise.

FIG. 2 is a schematic view for explaining a topographical management system for carrying out a hydrologic model and a hydraulic model according to an embodiment of the present invention. FIG. 3 is a flowchart illustrating a hydrographic model according to an embodiment of the present invention, 4A to 4C are diagrams illustrating an analytical model for inputting data generated in the topography management system for hydrologic modeling and hydraulic modeling according to an embodiment of the present invention, respectively.

Referring to FIGS. 2 and 3, the topography management system 100 for performing the hydrologic model and the hydraulic model according to the embodiment of the present invention includes a hydrograph model and a hydraulic model execution based on a geographic information system (GIS) The terrain management system may include a reference DB 110, a data conversion module 120, a terrain management module 130, and a model input data generation module 140. In this case, The terrain management system 100 for performing model and mathematical modeling generates model input data for obtaining raw data from the raw data providing unit 200 and inputting the raw data to the analysis model 300.

First, the raw data providing unit 200 may include an external DB 210, measurement data 220, and measurement data 230. For example, the external DB 210 may include a water resource corporation, a national water resource management (WAMIS), a River Management Geographic Information System (RIMGIS) or a database of the Korea Meteorological Administration, and the measurement data 220 may be a water gauge, a rain gauge or a water quality gauge, But is not limited to, as long as it can be associated with the terrain management system 100 for model execution.

The data conversion module 120 extracts necessary data from the raw data provided from the external raw data providing unit 200 and converts the extracted data into the terrain data. For example, the data conversion module 120 reads the CAD drawing or the HEC-2 surveying data by data conversion function and data, extracts the x, y, z coordinates and converts it into cross-sectional data of the river, And stored in the database 110.

At this time, the raw data may include at least one of a river cross section, a land cover map, a watershed map, a river boundary map, a digital elevation model (DEM), a hydrologic response unit (HRU), a river network map, Plan report, plan view, structural view, mesh net, aspect ratio, soil map, and land use map. The model input data generation module 140 in the topography management system for performing the hydrologic model and the hydraulic model according to the embodiment of the present invention extracts and converts the data from the primitive data according to the hydrologic model and the hydraulic model, And outputs the input data.

The reference DB 110 stores externally supplied raw data and the converted terrain data. For example, the reference DB 110 constructs a data table by analyzing topographic input data of a hydrological model and a hydraulic model, and collects the converted geographical data of the related organization or raw data to construct a reference DB 110 do.

The terrain management module 130 selects either the hydrological model or the hydraulic model and inquires and edits the terrain data stored in the reference DB corresponding to the selected model.

3, the terrain management module 130 includes a terrain inquiry unit 131, a model selection unit 132, and a terrain data editing unit 133. As shown in FIG.

The terrain inquiry unit 131 inquires the terrain data stored in the reference DB 110. At this time, the terrain inquiry unit 131 may display the location of the stream on the GIS, display the water diagram of the main section of the river together, and visualize the data of the terrain of the river in 3D.

The model selection unit 132 selects one of a hydrological model, a one-dimensional mathematical model, or a two-dimensional mathematical model.

The terrain data editing unit 133 checks the terrain data viewed by the terrain inquiry unit 131, and edits or edits the terrain data. At this time, the terrain data editing unit 133 can select a specific point and an area from the inquired terrain data, and edit the coordinate value of the selected point or the unit watershed editing of the selected area and the corresponding property value.

The model input data generation module 140 generates and outputs model analysis data corresponding to the selected analytical model and the terrain data, which are selected by the terrain management module 130. For example, the model input data generation module 140 may be implemented as software integrated with automation of generation of a terrain input file for model execution. At this time, the model input data may be hydrological model data, one-dimensional mathematical model data, or two-dimensional mathematical model data.

3, the model input data generation module 140 includes a hydrological model data generation unit 141, a one-dimensional mathematical model data generation unit 142, and a two-dimensional mathematical model data generation unit 143).

When the analysis model selected in the terrain management module 130 is a Soil and Water Assessment Tool (SWAT) model, which is a hydrologic model, the hydrological model data generation unit 141 generates hydrologic model data corresponding to the inquired terrain data And outputs it. For example, the hydrological model data generation unit 141 may set a watershed or an interval on a geographic information system (GIS), select a SWAT model, and set using a detailed modification tool of the input data corresponding to the SWAT model You can check and modify the attribute value for the watershed and the interval, and create it as a file.

The one-dimensional mathematical model data generation unit 142 generates the one-dimensional mathematical model data by using the HEC-RAS (Hydrologic Engineering Center's River Analysis System) model, FLDWAV (FLOUDAVE routing) model, CE- If the one-dimensional mathematical model is selected from among the models, the one-dimensional mathematical model data corresponding to the searched topographic data is generated and output. For example, the one-dimensional mathematical model data generation unit 142 may select one of the HEC-RAS model, the FLDWAV model, and the CE-QUAL-RIV1 model, The user can confirm and modify the attribute values such as the section coordinates and parameters of the section set using the detailed data modification tool corresponding to the input data, and generate the file.

If the analysis model selected in the terrain management module 130 is a RAMS (River Analysis Modeling System) model, which is a two-dimensional mathematical model, the two-dimensional mathematical model data generation unit 143 generates two- And generates and outputs mathematical model data. For example, the two-dimensional mathematical model data generation unit 143 selects a section on a hydrographic model, selects a RAMS model, and selects a section of the section set using the detailed correction tool of the input data corresponding to the RAMS model Coordinates, etc., can be confirmed and modified, and then converted into a file using a file conversion and mesh generation tool.

4A to 4C, the analysis model 300 may be a hydrological model 310, a one-dimensional hydrologic model 320, and a two-dimensional hydrologic model 330, For example, the one-dimensional mathematical model 320 may be a Hydrologic Engineering Center's River Analysis System (HEC-RAS) model, a FLOWWAVE ) Model or the CE-QUAL-RIV1 model, and the two-dimensional mathematical model 330 may be, for example, a RAMS (River Analysis Modeling System) model.

Specifically, as shown in FIG. 4A, the SWAT model is a watershed model developed by the USDA Agricultural Research Service (ARS). It is a watershed model developed by the US Department of Agriculture Agricultural Research Service (ARS) It was developed to predict the effects of land management methods on the behavior of water and similar and agro - chemical substances according to management status. For example, when the SWAT model is used for hydrographic analysis, terrain data and meteorological data are required. Here, the terrain data requires a digital elevation model (DEM) digital elevation data, a soil map showing the shape characteristics of a Shape file, a landuse map indicating the land use status, And a river map showing the direction and shape of the river stream in the form of a grid file.

In the case of the topography management system for hydrologic modeling and hydraulic modeling according to the embodiment of the present invention, the input data of the SWAT model may be a watershed map, a soil map, a land use map, a land cover map, a DEM and an HRU.

Meanwhile, as shown in FIG. 4B, the HEC-RAS model is a one-dimensional flow analysis (top part isochronous) program, which is being applied to flood analysis and picking operation management in major US rivers. And is reflected in national water policy. Specifically, this HEC-RAS function can analyze actual flood flow by applying UNET model (flood trace), and can analyze the damage and impact of surrounding flood by analyzing collapse of dam, beam, and bank , Additional improvement of the structure of the hydrological type (OVER FLOW, etc.) and application of the operation of the structure, similar transport and water quality impact analysis module to enable integrated river management.

In the case of the topographical management system for hydrologic modeling and hydraulic modeling according to the embodiment of the present invention, the input data of the HEC-RAS model includes a stream section, a stream boundary map, a river network map, a river bed slope, a bed material, Facility data, a baseline plan report, a plan view, and a vertical and horizontal cross-sectional view.

The FLDWAV model is a dynamical flood trace model of the US Meteorological Administration (NWS). It is a dynamic flood tracking model for one-dimensional unsteady flow analysis in a single waterway or a resinous waterway. . Specifically, this FLDWAV model accepts all cross sections of the river bed, performs various boundary conditions of upstream and downstream, provides a comprehensive irregular flow model for the river type river system, Collapse floodwaves, lateral overflow, reservoir, pressurized flow, etc.).

The CE-QUAL-RIV1 model is a program developed by the US Army Corps of Engineers (WES) and provides hydrodynamics and water quality analysis models for the flow and is applied to one-dimensional hand-held river systems including various hydraulic structures can do. Specifically, this CE-QUAL-RIV1 model predicts dissolved oxygen, biochemical oxygen demand, and phytoplankton dynamics affected by nutrients and organic matter under dynamic flow conditions.

Meanwhile, as shown in FIG. 4C, the RAMS model is a two-dimensional stream flow analysis model that can effectively analyze the hydrodynamic hydraulic factors of the surface water in consideration of complicated river terrain and hydrological environment. - Contains a contamination diffusion analysis model that analyzes the diffusion process and a GUI system that provides the post-processing function of both models.

In the case of a topography management system for hydrologic modeling and hydraulic modeling according to an embodiment of the present invention, the input data of the RAMS model includes a river cross section, a river boundary map, a river network map, a river bed profile, a bed material, , A basic plan report, a plan view, a structural view, a vertical and horizontal cross-sectional view, and a mesh network.

Meanwhile, FIG. 5 is a flowchart illustrating a topography management method for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention.

Referring to FIG. 5, a topography management method for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention generates model input data for performing a hydrological model and a hydraulic model of a river based on a geographic information system (GIS) First, raw data is obtained from an external raw data providing unit, and data necessary for inputting to a hydrological model or a hydraulic model is extracted and converted into terrain data ( S110 ). Here, the raw data includes at least one of a river cross section, a land cover map, a watershed map, a river boundary map, a DEM (Digital Elevation Model), a HRU (Hydrologic Response Unit), a river network map, At least one of a plan report, a plan view, a structure diagram, a mesh net, a vertical / horizontal cross section, a soil map and a land use map can be selected.

Next, the converted terrain data is stored in the reference DB 110 ( S120 ).

Next, the terrain management module selects one of a hydrological model, a one-dimensional mathematical model, and a two-dimensional mathematical model ( S130 ). Here, the hydrological model is a SWAT model, and the one-dimensional hydrologic model is selected from the HEC-RAS model, the FLDWAV model, and the CE-QUAL-RIV1 model.

Next, the terrain management module 130 inquires and edits the terrain data stored in the reference DB 110 ( S140 ).

Next, the model input data generation module 140 generates model input data for the hydrological model, the one-dimensional mathematical model, or the two-dimensional mathematical model corresponding to the selected model ( S150 ) The module 140 outputs and stores the model input data so that the hydrologic model or the hydraulic model can be performed ( S160 ).

For example, if the selected model is a hydrological model, a watershed or an interval on a geographic information system (GIS) is set, a SWAT model is selected, and a watershed or a watershed set using a detailed correction tool of the input data corresponding to the SWAT model And the attribute value corresponding to the section can be confirmed and modified, and then can be generated as a file. Specifically, if the selected model is a hydrologic model, a desired watershed range is set in the hydrologic diagram, and then a desired SWAT model is selected. Then, the selected watershed selects the corresponding watershed model, Soil map and land use map can be called up to generate Curve Number (CN) and Roughness Coefficient grid data for each lattice from the soil and land use maps. Also, when the selected model is a hydrologic model, it is possible to subdivide the basins classified by the hydrologic model into HRU (Hydrologic Response Unit) to set each soil level, land cover, physico-chemical characteristic, and land cultivation characteristic .

For example, if the selected model is a one-dimensional mathematical model, the section is selected on the water diagram, and the analysis model is selected from the HEC-RAS model, the FLDWAV model, and the CE-QUAL-RIV1 model. The section coordinates and attribute values of the section set by using the detailed data modification tool of the input data can be checked and corrected and then created as a file. Specifically, if the selected model is a one-dimensional mathematical model, a range of a desired interval is set in the hydrologic diagram, a desired model is selected, and a selected watershed is selected from the reference DB, The cross-sectional data and the property values can be called up to generate the cross-sectional topographic data of the corresponding section.

For example, when the selected model is a two-dimensional mathematical model, a section is selected on a hydrographic diagram, a RAMS analysis model is selected, and a section of the section set using the detailed data correction tool corresponding to the RAMS model After checking and correcting the coordinates, you can create it as a file using the file conversion and mesh generation tools. Specifically, when the selected model is a two-dimensional mathematical model, a stream polygon (polygon) is generated by using a stream inflow portion, an outlet, and a stream boundary to generate the terrain data necessary for the analysis in the two- The generated polygon can create a mesh network by arbitrarily selecting nodes according to the cross-sectional data of the stream and the stream type.

Hereinafter, with reference to FIGS. 6A to 9B, a topographical management system for hydrologic modeling and hydraulic modeling according to an embodiment of the present invention will be described.

FIGS. 6A and 6B are views illustrating a topographical inquiry screen and a topographical detail editing screen when generating hydrological model data in a topographical management system for performing a hydrologic model and a hydraulic model according to an embodiment of the present invention, respectively.

As shown in FIG. 6A, when hydrological model data is generated in a topographic management system for hydrologic modeling and hydraulic modeling according to an embodiment of the present invention, a range of desired watersheds (for example, , The dam watershed, and the reservoir), and then selects the desired model, for example, the SWAT model 450. At this time, the selected watershed retrieves the soil map and the land use map of the watershed, which is the geomorphological input data of the hydrometeorological model, through the reference DB 110 described above. From the soil map and the land use map, Number: CN) value and the roughness coefficient (lattice coefficient) grid data. Here, the roughness coefficient is a coefficient indicating roughness of a boundary surface where a flow exists.

At this time, the water system diagram 410 is configured to display the selected station in the GIS map 420. At this time, the point information about the inside of the selected station 430 can be known through the point information box on the right side. Thereafter, the user can proceed to the modification page via the "Next " button 460 so that the terrain data and parameters of the selected holding station 430 can be modified.

Referring to FIG. 6B, in the modification page, a watershed that is primarily divided in the water diagram 410 is divided into HRU 440 and classified into physico-chemical characteristics such as precision soil, land cover, pesticide, fertilizer, At this time, if the HRU data generated in the reference DB 110 is present, it can be called up and edited. Here, the SWAT model can be used to evaluate hydrologic and water quality in the watershed by using Hydrologic Response Unit (HRU), which is a hydrological response unit by geographical area.

Next, the terrain data and parameters of the generated watershed section are modified or edited through the HRU editing window 470, and the input data generation of the hydrologic model is completed through the "Save" button 480.

Therefore, when generating the hydrological model data in the topography management system for hydrologic model and hydraulic modeling according to the embodiment of the present invention, a watershed or an interval on the GIS map 420 is set, a SWAT model as an analytical model is selected, Can be generated as a file after confirming and modifying the property values such as the parameters corresponding to the watershed and the interval set by using the detailed modification tool of the input data corresponding to the input data.

7A to 7C illustrate a topographical inquiry screen, a terrain selection screen, and a model selection screen when the one-dimensional mathematical model data is generated in the terrain management system for performing the hydrologic model and the hydraulic model according to the embodiment of the present invention, respectively And FIGS. 8A and 8B are diagrams illustrating a topographical detail editing screen and a storage screen when one-dimensional mathematical model data is generated in the topographical management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention, respectively.

When generating the one-dimensional mathematical model data in the terrain management system for performing the hydrologic model and the hydraulic model according to the embodiment of the present invention, the terrain is inquired as shown in FIG. 7A, A desired one-dimensional mathematical model, for example, a HEC-RAS model 530 is selected after setting the resident beam 511 and the gummy beam 512, as shown in FIG. 7B, for example, do. At this time, the selected watershed 511 and 512 can generate the geomorphological input data of the one-dimensional mathematical model through the above-described reference DB 110, and generate the geomorphological data of each section of the section by calling parameters of the stream .

Although the one-dimensional mathematical model in the topography management system for the hydrographic and hydraulic modeling according to the embodiment of the present invention is described as the HEC-RAS model 530, as shown in FIG. 7C, the one- -RAS model, FLDWAV model, CE-QUAL-RIV1 model.

The water system diagram 510 is configured to display the selected watershed 511 and 512 in the GIS map 520. At this time, the branch information for the selected river section can be known through the right branch information box. Thereafter, the user can proceed to the modification page via the "Next " button 540 to modify the terrain data and parameters of the selected section.

Next, as shown in FIG. 8A, the modification page 550 can modify or edit the terrain data and the parameters of the river section generated in the water diagram 510, and then, as shown in FIG. 8B Similarly, input data of the HEC-RAS model, which is a one-dimensional mathematical model, can be generated through the "Save" button 560.

Therefore, when generating the one-dimensional mathematical model data in the topography management system for hydrological model and hydraulic model execution according to the embodiment of the present invention, the section is selected on the hydroelastic model, and the analysis model is HEC-RAS model, FLDWAV model, CE-QUAL -RIV1 model, and confirms and corrects the attribute values such as the section coordinates and the parameters of the section set by using the detail modification tool of the input data corresponding to the model, and then, as shown in FIG. 8B, Can be generated.

9A and 9B illustrate a topographical query screen and a topographical detail editing screen when generating two-dimensional mathematical model data in a topographic management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention.

As shown in FIG. 9A, when a two-dimensional mathematical model data is generated in a topography management system for performing a hydrologic model and a mathematical model according to an embodiment of the present invention, a range of a desired section is set in the hydrographic diagram 610, Model, for example, the RAMS model 650 is selected. At this time, the cross-sectional data and the river boundary are displayed in the GIS map 620 for the river section selected in the water diagram 610, and the branch information for the selected river section is displayed through the right branch information box 640 Able to know.

In order to generate the terrain data necessary for the analysis in the 2D mathematical model, a stream polygon (630) is generated using the stream inlet, the outlet and the stream boundary, and the polygon (630) The user can arbitrarily set a node according to the existence of cross-sectional data and the stream type, and can generate a mesh network.

Thereafter, the attribute information and the parameters for the mesh network 670 corresponding to the two-dimensional topographic data of the river section selected by going to the correction page through the "Next" button 660 can be modified through the property window 680 . That is, the generated mesh network 670 can edit and modify the geographical input data and parameters, and even if the mesh network 670 is not generated, It is also possible to create topographic data for each section of the section by calling the mesh network that has been released.

After completing all editing of the 2D terrain data and parameters of the stream section, input data of the RAMS model, which is a two-dimensional mathematical model, can be generated through the "Save" button.

Therefore, when generating the 2D mathematical model data in the topography management system for the hydrographic and hydraulic modeling according to the embodiment of the present invention, the section is selected on the hydrographic map, the RAMS model is selected, and the input data corresponding to the RAMS model You can view and modify the section coordinates of the section you have set using the Detail Editing tool, and create it as a file using the file conversion and mesh generation tools.

Finally, according to the hydrological model of the present invention and the terrain management system for performing hydraulic model, consistent data is provided through a reference database for stream analysis, thereby minimizing analysis errors that may occur according to the analyst, In addition, it is possible to dramatically shorten the analysis time by improving the working environment more efficiently by automating the manual and repetitive tasks and integrating the system in the input data composition performed in the hydrological and hydraulic analysis.

Also, according to the hydrological model of the present invention and the terrain management system for performing hydraulic model, it is possible to support river operation decision making by predicting the state of the river and the future by integrally managing the terrain data of the river.

Also, according to the topographical management system and method for performing the hydrologic model and the hydraulic model of the present invention, the user can more easily construct or modify the input data, and accordingly, the geographical parameters to be input to most existing models It is possible to relieve the necessity of the preprocessing process depending on the commercial package in order to extract it.

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

100: Terrain Management System for Hydrologic Modeling and Hydraulic Modeling
200: Provision of raw data
300: Analytical model
110: Reference DB
120: Data conversion module
130: terrain management module
140: Model input data generation module
131: Terrain query unit
132: Model selection unit
133: terrain data editor
141: Hydrologic model data generation unit
142: One-dimensional mathematical model data generation unit
143: Two-dimensional mathematical model data generation unit
210: External DB
220: Measurement data
230: Survey data
310: Hydrological model (SWAT model)
320: One-dimensional mathematical model (HEC-RAS model, FLDWAV model, CE-QUAL-RIV1 model)
330: Two-dimensional mathematical model (RAMS model)

Claims (15)

A geomorphological management method for generating model input data for performing a hydrological model and a hydraulic model of a river based on a geographic information system (GIS)
a) obtaining raw data from an external raw data providing unit, extracting data necessary for inputting to a hydrological model or a hydraulic model, and converting the extracted data into terrain data;
b) storing the converted terrain data in a reference database (DB);
c) selecting one of the hydrological model, the one-dimensional mathematical model, and the two-dimensional mathematical model of the terrain management module;
d) inquiring and editing the terrain data stored in the reference database by the terrain management module;
e) generating model input data for the hydrologic model, the one-dimensional mathematical model, or the two-dimensional mathematical model corresponding to the selected model; And
f) outputting the model input data generation module so that the model input data can be performed by the hydrologic model or the hydraulic model
A topographical management method for hydrographic and hydraulic models. The method according to claim 1,
The raw data in step a) may include at least one of a river cross section, a land cover map, a watershed map, a river boundary map, a digital elevation model (DEM), a hydrologic response unit (HRU), a river network map, Wherein at least one of a basic plan report, a floor plan, a structure diagram, a mesh network, an aspect ratio, a soil map, and a land use map is selected. The method according to claim 1,
The Hydrologic Engineering Center's River Analysis System (HEC-RAS) model, the FLDWAV (FLooD WAVe routing) model, and the CE-QUAL-RIV1 model are selected as the one-dimensional hydraulic model. Wherein the two-dimensional mathematical model is a RAMS (River Analysis Modeling System) model. The method of claim 3,
If the selected model is a hydrological model, a watershed or a section on a geographic information system (GIS) is set, a SWAT model is selected, and a watershed or a section corresponding to the watershed or section set using the detailed data correction tool corresponding to the SWAT model And then generating the file as a file. The topographic management method for performing the hydrologic model and the hydraulic model. 5. The method of claim 4,
If the selected model is a hydrologic model, a desired watershed range is set in the hydrological model, and a desired SWAT model is selected. Then, the selected watershed is used to input the topographic input data of the hydrological model through the reference DB, The land use map is called up to generate a curve number and a roughness coefficient grid data for each lattice from the soil and the land use map. A method for terrain management. 5. The method of claim 4,
When the selected model is a hydrologic model, it is possible to subdivide the basins classified by the hydrologic model into HRU (Hydrologic Response Unit) to set each soil, land cover, physico-chemical characteristic, and land cultivation characteristic A topographical management method for hydrographic and hydraulic models. The method of claim 3,
If the selected model is a one-dimensional mathematical model, a section is selected on the hydrodynamic model, and the analysis model is selected from the HEC-RAS model, the FLDWAV model, and the CE-QUAL-RIV1 model. And a geomorphological management method for performing a hydrologic model and a hydraulic model, characterized in that the section coordinates and the attribute values of the section set using the detail modification tool are checked and corrected and then generated as a file. 8. The method of claim 7,
If the selected model is a one-dimensional mathematical model, a range of a desired section is set in the hydrographic model, a desired model is selected, and the selected watershed receives the cross-sectional data of the river, which is the geomorphological input data of the hydraulic model, And the landmark data for each section of the section is generated by invoking the property value. The method of claim 3,
If the selected model is a two-dimensional mathematical model, the section is selected on the hydrographic diagram, the RAMS analysis model is selected, and the section coordinates of the section set using the input data modification tool corresponding to the RAMS model are confirmed and And a file is converted into a file by using a file conversion and a mesh generation tool, and a terrain management method for performing a hydrologic model and a hydraulic model. 10. The method of claim 9,
When the selected model is a two-dimensional mathematical model, one stream polygon is generated using the stream inlet, outlet, and stream boundary to generate the terrain data necessary for the analysis in the two-dimensional mathematical model, A geomorphological model and a terrain management system for performing a hydrologic model, characterized in that a user is arbitrarily selected as a node and a mesh network is created according to the presence or absence of cross-sectional data of the stream and the stream type. 1. A terrain management system for generating model input data for performing hydrological model and hydraulic model of a river based on a geographic information system (GIS)
A data conversion module for extracting necessary data from externally provided raw data and converting the extracted data into terrain data;
A reference DB storing the externally provided raw data and the converted terrain data;
A terrain management module for selecting any one of a hydrological model or a hydraulic model and inquiring and editing the terrain data stored in the reference DB corresponding to the selected model; And
A model input data generation module for generating and outputting model selection data corresponding to the selected analysis model and the inquired topographic data in the terrain management module,
≪ / RTI >
Wherein the model input data is a hydrological model data, a one-dimensional mathematical model data, or a two-dimensional mathematical model data. 12. The method of claim 11,
The raw data can be classified into three types: river section, land cover, watershed, river boundary, DEM, HRU, river network, river slope, river bed material, vegetation condition, river facility data, basic plan report, Wherein the at least one of the cross section, the soil map, and the land use map is selected. 12. The method of claim 11,
Wherein the hydrological model is a SWAT model and the one-dimensional hydrologic model is selected from among a HEC-RAS model, an FLDWAV model, and a CE-QUAL-RIV1 model, Terrain Management System for Model and Hydraulic Modeling. 12. The terrain management system according to claim 11,
A terrain inquiry unit for inquiring the terrain data stored in the reference DB to indicate the position of the stream on the GIS and to display a schematic diagram of the main section of the river together with a water diagram;
A model selection unit that selects any one of a hydrological model, a one-dimensional mathematical model, or a two-dimensional mathematical model; And
A terrain data editing unit for checking and modifying or editing the terrain data viewed by the terrain inquiring unit,
A topographical management system for hydrographic and hydraulic modeling. The method of claim 11, wherein the model input data generation module comprises:
A hydrologic model data generator for generating and outputting hydrologic model data corresponding to the inquired terrain data when the analytical model selected in the terrain management module is a SWAT model;
If the analysis model selected in the terrain management module is a one-dimensional mathematical model selected from HEC-RAS model, FLDWAV model, and CE-QUAL-RIV1 model, one-dimensional mathematical model data corresponding to the inquired terrain data is generated and output A one-dimensional mathematical model data generating unit; And
A two-dimensional mathematical model data generating unit for generating and outputting two-dimensional mathematical model data corresponding to the inquired topographic data when the analytical model selected in the terrain management module is a RAMS model,
A topographical management system for hydrographic and hydraulic modeling.

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