CN104615823B - A kind of method circulated using SWMM software simulating riverways water - Google Patents
A kind of method circulated using SWMM software simulating riverways water Download PDFInfo
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- CN104615823B CN104615823B CN201510051666.4A CN201510051666A CN104615823B CN 104615823 B CN104615823 B CN 104615823B CN 201510051666 A CN201510051666 A CN 201510051666A CN 104615823 B CN104615823 B CN 104615823B
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- river course
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Abstract
The invention discloses a kind of method circulated using SWMM software simulating riverways water, using step：One) river course is first simplified to lines, river course plan is drawn in CAD；Then " AutoCAD R12/LT2DXF (* .dxf) " formatted file is saved as；2) dxf formatted files are changed into inp formatted files with " Dxf2EPANET " software；Then inp formatted files are imported in SWMM softwares；Two) in SWMM softwares, the starting point, flex point and terminal that downstream is sequentially connected river course are from upstream to pipe duct straight line；Three) in SWMM softwares, by river course attribute typing river model；Then by the river course depth typing river model of river course starting point, flex point and destination county；Dynamic wave is selected in a menu, and the duration in time step menu is arranged to below 60s；Water pump is set in the river course section for needing to circulate.The inventive method is simple, quick, and cost is low.
Description
Technical field
The present invention relates to it is a kind of using SWMM software simulating riverways water circulate method, be applicable to increase water quality and
The simulation in the poor river course of mobility.
Background technology
SWMM (Storm Water Management Model) is the dynamic drop that Environmental Protection in America is deployed on issue in 1971
Rain-Runoff Simulation software, be widely used in urban area and non-urban area rainfall runoff, interflow tubing giving sufficient strength, sewage conduct with
And planning, analysis and the design of other exhaust systems, it can carry out the simulation of water, water quality, can also carry out single game, continuous
The simulation of rainfall, it is the fine and free software of a versatility.
The structure of traditional SWMM pipe ducts generally has two methods.First, directly being drawn in software, or first import Background
Drawn again in software；Second, carry out GIS and SWMM coupling, importing.Although first method is simple, construct
Pipe duct is excessively coarse, although second method is accurate, the coupling of two kinds of software is excessively complicated, difficult, and technical requirements are too high.
The simulation of waterway system at present uses expensive business software more, and SWMM is typically used for storm-water system
Simulation, with SWMM simulating riverways also not information, more have no that it is used for the simulation of river water circulation.
The content of the invention
The present invention provides one kind for technical problem present in solution known technology and utilizes SWMM software simulating riverway water
The method for measuring circulation, this method is simple, quick, and cost is low.
The present invention is adopted the technical scheme that to solve technical problem present in known technology：One kind is soft using SWMM
The method of part simulating riverway water circulation, using following steps：
One) model imports：1) river course is simplified to lines, draws river course plan with multi-section-line in CAD, turned in river course
Need to terminate epimere multi-section-line at point, set up another hypomere multi-section-line；Then " AutoCAD will be saved as after the CAD diagram name in river course
R12/LT2 DXF (* .dxf) " formatted files；2) with " Dxf2EPANET " software the dxf formatted files obtained from step 1)
Change into inp formatted files；Then inp formatted files are imported in SWMM softwares, river course starting point, flex point and terminal are apparent in
On SWMM software interfaces；
Two) model is established：In SWMM softwares, it is from upstream to downstream with pipe duct straight line and is sequentially connected the starting point in river course, turns
Point and terminal, river model are established and finished；
Three) model is set：In SWMM softwares, river course is represented in the form of open channel, and according to actual conditions, by the disconnected of river course
Face shape, the depth capacity in river course, poor rate and node interior bottom absolute altitude and node depth capacity typing river model；Then
At the ID at the river course depth typing river model node of river course starting point, flex point and destination county；In SWMM softwares
Simulation set in the computational model menu under menu and select dynamic wave, and by the duration of the report in time step menu, rain
Season runoff duration and calculation duration be arranged to below 60s；The river course depth and dynamic wave of river course starting point, flex point and destination county
Joint set, SWMM can be made to simulate the stable discharge of river；Water pump is set in the river course section for needing to circulate, and fed water
Pump sets operational factor.
The present invention has the advantages and positive effects of：CAD and SWMM coupling is carried out with " Dxf2EPANET " software,
Simply, fast, the importing of river model is not only applicable to, is also applied for the importing of conventional storm-water system model.This method across
GIS, being directly connected to for CAD and SWMM is realized, not only model imports convenient, accurate, and to the computer technology of modeler
It is required that it is relatively low, it is easy to popularize.The simulation of discharge of river simulation, particularly water circulation is carried out with SWMM, expands answering for SWMM
Use scope.Because SWMM is freeware, the present invention is to need to carry out discharge of river simulation and supported without business software
In the case of provide a kind of effective method.
Brief description of the drawings
Fig. 1 is the model schematic of the present invention.
Embodiment
In order to further understand the content, features and effects of the present invention, hereby enumerating following examples, and coordinate accompanying drawing
Describe in detail as follows：
A kind of method circulated using SWMM software simulating riverways water, using following steps：
One) model imports：
1) river course is simplified to lines, river course plan is drawn with multi-section-line in CAD, need to terminate at river course flex point
Epimere multi-section-line, set up another hypomere multi-section-line；Then " AutoCAD R12/LT2DXF (* will be saved as after the CAD diagram name in river course
.dxf) " formatted file；
2) the dxf formatted files obtained from step 1) are changed into inp formatted files with " Dxf2EPANET " software；So
Inp formatted files are imported in SWMM softwares afterwards, river course starting point, flex point and terminal are apparent on SWMM software interfaces.
Specific importing and deriving method are：Dxf2EPANET softwares are opened, import dxf formatted files, and specify output
Inp document locations and name, then select the All Layers in CAD diagram where river course lines, export.This document is
SWMM importing file, open SWMM and import.The file imported in SWMM softwares can the starting point in river course in CAD diagram,
Flex point and terminal all accurate importings.
Two) model is established：
In SWMM softwares, it is from upstream to downstream with pipe duct straight line (Conduits) and is sequentially connected the starting point in river course, flex point
And terminal, river model are established and finished, and refer to Fig. 1,1 starting point to import, 2,3,4,5,6,7 and 8 flex point to import, 9
For the terminal of importing, C1, C2, C3, C4, C5, C6, C7, C8 and C9 are river course.10 be the label of black inverted triangle below,
What black inverted triangle represented is floss hole, because SWMM softwares are necessarily required to set more than one floss hole to run into
Work(, but the present invention does not need floss hole, therefore need to set a floss hole to cut little ice to ensure running software success.
Three) model is set：
By the attribute information typing model in river course：River course in model is represented in the form of open channel, and according to actual feelings
Condition is by the section configuration (Shape) in river course, the depth capacity (Max.Depth) in river course, poor rate (Roughness) and node
(Jouctions) interior bottom absolute altitude (Invert EI.) and depth capacity (Max.Depth) typing mould of node (Jouctions)
Type.Then by river course depth (Initial Depth) typing river model of river course starting point, flex point and destination county；It is soft in SWMM
Simulation in part sets and dynamic wave is selected in computational model (Routing Model) menu under (Options), and by time step
The duration of report (Reporting) in long (Time Steps) menu, rainy season runoff (Runoff Wet Weather) when
Long and calculation (Routing) duration is disposed as below 60s, and the duration of dry-weather runoff (Runoff Dry Weather) is not done
Specific requirement, such as：1min can be set to.The water in river course is by setting the initial depth of water of river course starting point, flex point and terminal
(Initial Depth) sets the dynamic wave (Dynamic Wave) in (Simulation Option) to carry out table jointly with simulation
Show.The river course depth of river course starting point, flex point and destination county combines setting with dynamic wave, SWMM softwares is simulated stabilization
The discharge of river；Water pump (Pumps) is set in the river course section for needing to circulate, and feed pump sets operational factor, turns in Fig. 1
Water pump (PUMP) is with the addition of between point 7 and flex point 3, a collecting-tank (SU1) is set before pump, with pipeline C9 by collecting-tank (SU1)
It is connected with flex point 7.The flow of pump is according to setting is actually needed, to control cycle period.
Although the preferred embodiments of the present invention are described above in conjunction with accompanying drawing, the invention is not limited in upper
The embodiment stated, above-mentioned embodiment is only schematical, be not it is restricted, this area it is common
Technical staff in the case of present inventive concept and scope of the claimed protection is not departed from, may be used also under the enlightenment of the present invention
By make it is many in the form of, these are belonged within protection scope of the present invention.
Claims (1)
- A kind of 1. method circulated using SWMM software simulating riverways water, it is characterised in that using following steps：One) model imports：1) river course is simplified to lines, river course plan is drawn with multi-section-line in CAD, need to terminate epimere at river course flex point Multi-section-line, set up another hypomere multi-section-line；Then " AutoCAD R12/LT2DXF (* will be saved as after the CAD diagram name in river course .dxf) " formatted file；2) the dxf formatted files obtained from step 1) are changed into inp formatted files with " Dxf2EPANET " software；Then will Inp formatted files are imported in SWMM softwares, and river course starting point, flex point and terminal are apparent on SWMM software interfaces；Two) model is established：In SWMM softwares, the starting point, flex point and terminal that downstream is sequentially connected river course, river model are from upstream to pipe duct straight line Foundation finishes；Three) model is set：In SWMM softwares, river course is represented in the form of open channel, and according to actual conditions, by the section configuration in river course, river course most The depth capacity typing river model of interior the bottom absolute altitude and node of big depth, poor rate and node；Then by river course starting point, flex point At the ID at the river course depth typing river model node of destination county；Simulation in SWMM softwares is set under menu Computational model menu in select dynamic wave, and by the duration of the report in time step menu, rainy season runoff duration and drill The duration of calculation is arranged to below 60s；The river course depth of river course starting point, flex point and destination county combines setting with dynamic wave, can be with SWMM is set to simulate the stable discharge of river；Water pump is set in the river course section for needing to circulate, and feed pump sets operational factor.
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| CN201510051666.4A CN104615823B (en) | 2015-01-30 | 2015-01-30 | A kind of method circulated using SWMM software simulating riverways water |
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| CN201510051666.4A CN104615823B (en) | 2015-01-30 | 2015-01-30 | A kind of method circulated using SWMM software simulating riverways water |
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| CN104615823A CN104615823A (en) | 2015-05-13 |
| CN104615823B true CN104615823B (en) | 2018-01-09 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106650044B (en) * | 2016-12-05 | 2020-02-18 | 北京工业大学 | Method for determining surface runoff pollutant parameter W in SWMM software |
| CN107908658B (en) * | 2017-10-17 | 2022-01-04 | 天津大学 | Method for converting computer-aided design (CAD) to Single Wire Multimedia Memory (SWMM) inp file |
| CN107844636A (en) * | 2017-10-17 | 2018-03-27 | 河北工业大学 | A kind of method that double water system based on SWMM models determines depth of accumulated water |
| CN110472887B (en) * | 2019-08-22 | 2021-04-27 | 哈尔滨工业大学 | River water quality influence analysis method by river basin pipe network-river channel model coupled rainfall |
| CN118428277B (en) * | 2024-07-01 | 2024-09-10 | 珠江水文水资源勘测中心 | Open channel water surface line simulation method and system based on source code SWMM model |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04187881A (en) * | 1990-11-20 | 1992-07-06 | Toshiba Corp | River basin pump station operation supporting system |
| CN101051390A (en) * | 2007-05-15 | 2007-10-10 | 北京金山软件有限公司 | Method and system for simulating river |
| CN101694680A (en) * | 2009-09-28 | 2010-04-14 | 深圳先进技术研究院 | Simulating and predicting method of urban storm flood |
-
2015
- 2015-01-30 CN CN201510051666.4A patent/CN104615823B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04187881A (en) * | 1990-11-20 | 1992-07-06 | Toshiba Corp | River basin pump station operation supporting system |
| CN101051390A (en) * | 2007-05-15 | 2007-10-10 | 北京金山软件有限公司 | Method and system for simulating river |
| CN101694680A (en) * | 2009-09-28 | 2010-04-14 | 深圳先进技术研究院 | Simulating and predicting method of urban storm flood |
Non-Patent Citations (2)
| Title |
|---|
| 基于SWMM的滨海城市河道防洪能力核算方法;刘兴坡 等;《中国给水排水》;20120229;第28卷(第3期);第57-59页 * |
| 结合object ARX快速建立SWMM模型计算河道水面线的方法;胡亭;《中国农村水利水电》;20121231(第8期);第72-73页 * |
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| CN104615823A (en) | 2015-05-13 |
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