CN107332925B - Topographic data publishing system and method based on browser/server architecture - Google Patents
Topographic data publishing system and method based on browser/server architecture Download PDFInfo
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- CN107332925B CN107332925B CN201710628280.4A CN201710628280A CN107332925B CN 107332925 B CN107332925 B CN 107332925B CN 201710628280 A CN201710628280 A CN 201710628280A CN 107332925 B CN107332925 B CN 107332925B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/957—Browsing optimisation, e.g. caching or content distillation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
A topographic data distribution system and method based on browser/server architecture, wherein the topographic data distribution system may comprise: the client is used for uploading input topographic measured data, wind power plant buffer area range information and coordinate system information corresponding to the topographic measured data to the server and providing result data issued by the server to a user; and the server is used for generating the result data according to the actually measured terrain data, the coordinate system information and the buffer area range information of the wind power plant uploaded from the client and publishing the result data.
Description
Technical field
The present invention relates to technical field of wind power generation, more particularly, are related to a kind of based on browser/server framework
The system and method that terrain data is issued.
Background technique
In wind-powered electricity generation industry, when carrying out wind power plant microcosmic structure, final link is to the wind-resources within the scope of wind field
Situation is oriented analysis, simulates the distribution characteristics of the wind-resources under the specific geographic environmental aspect in wind-powered electricity generation field areas.By
It is influenced in the variation of wind speed, wind direction by a variety of geographic factors such as such as landform, roughness of ground surface, atmospheric density, therefore right
When wind-resources are analyzed, it is necessary first to accurate wind power plant regional scope data are obtained, because only that obtaining accurate wind
Electric field region range data can be concentrated from different geographical datas and extract required element.However, in practical work
In work, be provided often be wind power plant actual measurement topographic contour data, operating personnel need to these contour line datas into
Row secondary operation could obtain the wind power plant regional scope of needs.Current existing geography in formation software may be implemented to be based on
The function that topographic contour data extract landform outer boundary is surveyed, but these softwares are compiled only for geography information industry
System, often has very strong professional, and in actual use, these softwares are in flexibility, practicability, operability
And still have deficiency in terms of efficiency, it is unable to satisfy the short time cycle that wind power plant industry becomes clear day by day, standardized work flows, big rule
The demand of mould work pattern, thus wind-powered electricity generation industry be badly in need of exploitation be suitble to its own business characteristic for sending out terrain data
The software platform of cloth.
In addition, traditional means need to obtain wind power plant regional scope by way of manual drawing, therefore not for boundary
The wind power plant of rule, will necessarily expend a large amount of human cost and time cost.In addition, existing Geography Specialty analysis software exists
It may be implemented to survey topographic contour data to extract the function of wind power plant regional scope, still based on wind power plant to a certain extent
These softwares, can not be with use browser/server (B/S) frame in design using client/server (C/S) framework
The business software of structure design is integrated to form complete operation flow closed loop.It has been sealed simultaneously as these softwares are used as
The desktop version software package or kit installed, therefore at them by use, needing to install on the computer of user relevant soft
Part packet runs program, since the operational efficiency of software depends directly on the configuring condition of user computer hardware, user client
The maintenance at end and operating cost are higher, are not suitable for being applied in the operation flow of extensive intensity.
It is therefore proposed that it is a kind of can with use the business software of B/S architecture design to be integrated to form complete business
Process closed loop and can more directly and efficient device and method that ground-to-ground graphic data is issued, with great reality meaning
Justice.
Summary of the invention
In order at least solve the above-mentioned problems in the prior art, the present invention provides one kind to be based on browser/service
The terrain data delivery system and method for device framework.
It is an aspect of the invention to provide a kind of terrain data delivery system based on browser/server framework,
Be characterized in that, it may include: client, landform measured data, wind power plant buffer area range information for that will input and with institute
It states the corresponding co-ordinate system information of landform measured data to upload onto the server, and the result data that server is issued is supplied to use
Family；Server, for according to the landform measured data, the co-ordinate system information and the wind power plant uploaded from client
Buffer area range information generates the result data, and issues the result data.
Client can include: data input module, the landform measured data for receiving input, the coordinate system
Information and wind power plant buffer area range information, and for receive it is from the user to the result data carry out preview or under
The input of load；Data uploading module is used for the landform measured data, the co-ordinate system information and the wind-powered electricity generation field buffer
Area's range information is uploaded onto the server；Data download module, for downloading the result data issued by server；Preview mould
Block, for showing the result data as described in server to user.
Data input module can include: data essential information recording module, for receiving the coordinate system of user's typing
System information；Data processing of information recording module, for receiving the wind power plant buffer area range information of user's typing.
Server can include: data processing module, for uploaded from client the landform measured data, the seat
Mark system information and wind power plant buffer area range information are handled to generate the result data；Data publication module,
For being issued to the result data of generation.
Data processing module can include: initial data parsing module, for being read out to the landform measured data and
Parsing；Data preprocessing module, for carrying out projective transformation and/or Data Format Transform to the landform measured data after parsing
The actual measurement topographic map of the GIS-Geographic Information System format of generation standard；Data analysis module, for the landform measured data to parsing
Analyzed to obtain the landform boundary of wind power plant, and according to the landform boundary and wind power plant buffer area range information come
Generate final wind power plant regional scope；Outcome data generation module, for utilizing the wind power plant regional scope and described
Topographic map is surveyed to generate the result data.
The result data may include according to wind power plant buffer area range information wind power plant regional scope adjusted
And projective transformation and/or Data Format Transform are carried out to the landform measured data according to the co-ordinate system information and generated
Standard GIS-Geographic Information System format actual measurement topographic map.
When data input module receives the input from the user for carrying out preview to the result data, previewing module
The general map auto zoom issued by server can be superimposed to the wind power plant regional scope, and on the general map
Show the actual measurement topographic map and the wind power plant regional scope.
When data input module receives the input from the user being downloaded to the result data, data downloading
The result data issued by server can be downloaded to local by module.
It is another aspect of the invention to provide a kind of terrain data dissemination method based on browser/server framework,
It is characterized in that, can include: client is by the landform measured data of input, wind power plant buffer area range information and with described
The corresponding co-ordinate system information of shape measured data is uploaded onto the server；Server is surveyed according to the landform uploaded from client
Data, the co-ordinate system information and wind power plant buffer area range information generate result data, and issue the result
Data；The result data that client issues server is supplied to user.
Client is by the landform measured data of input, co-ordinate system information corresponding with the landform measured data and wind-powered electricity generation
The step of field buffer area range information is uploaded onto the server can include: receive the landform measured data of input, the coordinate
System information and wind power plant buffer area range information.
The step of generating result data can include: server is read out and parses to the landform measured data；Service
Device carries out projective transformation and/or Data Format Transform to the landform measured data after parsing to generate the GIS-Geographic Information System of standard
The actual measurement topographic map of format；Server is analyzed the landform measured data of parsing to obtain the landform boundary of wind power plant, and
Final wind power plant regional scope is generated according to the landform boundary and wind power plant buffer area range information；Server benefit
The result data is generated with the wind power plant regional scope and the actual measurement topographic map.
The result data may include according to wind power plant buffer area range information wind power plant regional scope adjusted
And projective transformation and/or Data Format Transform are carried out to the landform measured data according to the co-ordinate system information and generated
Standard GIS-Geographic Information System format actual measurement topographic map.
The step of result data that server is issued is supplied to user by client can include: from the user when receiving
When carrying out the input of preview to the result data, client is by the general map auto zoom issued by server to the wind
Electric field region range, and superposition shows the actual measurement topographic map and the wind-powered electricity generation field areas model on the general map
It encloses.
The step of result data that server is issued is supplied to user by client can include: from the user when receiving
When the input being downloaded to the result data, the result data issued by server is downloaded to local by client.
It is an aspect of the invention to provide a kind of computer readable storage medium, it is stored with program, which is characterized in that institute
Stating program may include the operation for executing the above-described progress terrain data publication based on browser/server framework
Instruction.
It is an aspect of the invention to provide a kind of computer, the readable medium including being stored with computer program is special
Sign is that described program includes for executing the above-described carry out terrain data publication based on browser/server framework
Operation instruction.
The wind that can be provided based on user by the terrain data delivery system and method for above-mentioned browser/server framework
The high line files such as electric field region actual measurement topographic map automatically obtain actual measurement topographic map regional scope, and can in real time be user's exhibition
Show the result figure of generation and can check and adjust the result figure generated by user.In addition, terrain data delivery system and method
Entire Functional Design only relied on so that client no longer needs to install relevant software or plug-in unit using B/S framework
Browser can realize the processing to available data.In addition, terrain data delivery system and method can be used as independent net
Page is used, and be can also be used as function services and is supplied to existing business platform and uses, meanwhile, by terrain data delivery system and
Data processing algorithm involved in method also can be provided separately to be used to other business platforms.
In addition, the present invention can by geographical information space processing technique, network geographic information system technology and geography information
It is introduced into wind-powered electricity generation industry wind-resources business depending on change technology, simplifies the workflow of wind-resources business, solve wind-resources industry
The demand being engaged in convenient, lightweight, more flexible geographical spatial data processing mode.In addition, the present invention is by traditional C/S framework
The spatial data handling mode of desktop software combined with network geographic information system technology, to realize in B/S frame
To the quick processing and displaying of spatial data under structure, this is not only the change in data processing and exhibition method, also promotes not
Carry out the change of data processing operation flow.In addition, the present invention is by data processing operation to service as a B/S architecture platform
Mode be supplied to user so that entire spatial data handling module can be used as independent software and use, one can also be done
A tool is used for other softwares.
Detailed description of the invention
By the way that the detailed description of exemplary embodiment of the present, those skilled in the art will be obtained with reference to the accompanying drawing
Complete understanding of the present invention, in which:
Fig. 1 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The general diagram of distribution system；
Fig. 2 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The integrated stand composition of distribution system；
Fig. 3 is the terrain data publication system based on browser/server framework of an exemplary embodiment of the present invention
The more detail functional structure figure of system；
Fig. 4 shows the terrain data hair based on browser/server framework of an exemplary embodiment of the present invention
One example of the hardware configuration of the server in distribution system；
Fig. 5 is the diagram for showing a kind of configuration example of data processing module of an exemplary embodiment of the present invention；
Fig. 6 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The general flow chart of cloth method；
Fig. 7 is the flow chart for showing the method for generation result data of an exemplary embodiment of the present invention；
Fig. 8 is the preferred embodiment mode for showing the generation wind power plant regional scope of an exemplary embodiment of the present invention
Detail flowchart.
Specific embodiment
Hereinafter, the embodiment of the present invention is described in detail with reference to the attached drawings, wherein in the accompanying drawings, identical drawing reference numeral is used
In the identical component of expression.
Hereinafter, to facilitate the understanding of the present invention, present inventive concept will be retouched using browser as client
It states, but browser is only a kind of implementation of client, the present invention is not limited to for example, the present invention can use light-type
Client the terrain data delivery system of the invention based on B/S mode is realized as client, which only has
It receives data input, upload data, downloading data and the simple functions for browsing data, carried out without to actual measurement terrain data
The function of making a concrete analysis of processing is realized the analysis processing to actual measurement terrain data by server.
Fig. 1 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The general diagram of distribution system.
As shown in fig. 1, the terrain data delivery system is made of server and browser, wherein described ground figurate number
It is realized respectively by browser and server according to the foreground service of delivery system and background service, wherein browser can be by ground
Shape measured data, wind power plant buffer area range information and co-ordinate system information corresponding with the landform measured data upload to clothes
Business device, and server can realize the landform measured data of upload, co-ordinate system information and wind power plant buffer area range information
Operation and processing can issue result data with generating result data.To described hereinafter with reference to Fig. 2 and Fig. 3
Graphic data delivery system is described in detail.
Fig. 2 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The integrated stand composition of distribution system.
As described in Figure 2, the overall architecture of the terrain data delivery system includes client layer, expression layer, application layer kimonos
Business layer.
Client layer can carry out Role Management to client user, that is, client user can be divided into different rights
Service-user role service-user and management user role management user, wherein the service-user only has use
The permission of the function finishing service content of software, and the management user not only can have the power of all service-user roles
Limit, can also have the permission being managed to the information of service-user, that is, can carry out the inquiry of service-user, increase, delete
It is operated except equal.Therefore, user is can after through browser login system as the service-user or the management user
Different operations is carried out according to the permission that do not have to that it has.
Expression layer indicates to show function, including Orientation on map possessed by the browser in the terrain data delivery system
Function, thematic maps function and achievements exhibition function, wherein Orientation on map function refer to user input specific data (for example,
Place name, coordinate etc.) it is automatically positioned the function of arriving position corresponding with the specific data that user inputs later, thematic maps function is
The function of referring to show the map of one or several kinds of physical features or socioeconomic phenomenon (such as shows water system, graticules, residence
The people etc. contents map), achievements exhibition function, which refers to be superimposed on general map for user, to be shown by server according to upper
Result data caused by the landform measured data of biography, co-ordinate system information and wind power plant buffer area range information is (for example, wind
Electric field region range and actual measurement topographic map).In particular, in expression layer, browsing window of the browser as the data of whole system
Mouthful, Orientation on map function and special topic can be provided for active user after the service-user or management user's login system
Map function, and the achievements exhibition function to the result data generated by server is provided, in order to which active user can be in real time
Result data is compared and is checked.
Application layer refers to application service possessed by the terrain data delivery system, it is that user is realized by browser
To the primary interface of processing and the analysis of system data.Application layer can be set to three application services according to business demand, that is,
User can be realized to data to be analyzed by the different buttons on browser interface (for example, landform measured data, wind power plant
Buffer area range information and co-ordinate system information corresponding with the landform measured data etc.) upload, analysis and download this three
A application service, but this is only example, the invention is not limited thereto, that is, application layer can be set according to business demand less than three
A or more than three application services.
Service layer refers to the background service of the terrain data delivery system, and the institute that it supports system is functional.It is based on
The business demand of this system, service layer are divided into the service of two aspects:
(1) service of one aspect is the function services and data service for following OGC standard/W*S standard geography information.
As shown in Figure 2, function services include superposition comparison service and spatial analysis service, wherein spatial analysis service refers to reality
Geodetic graphic data and co-ordinate system information are analyzed to generate wind power plant regional scope and actual measurement topographic map, and defeated according to user
The wind power plant buffer area range entered is extended out the wind power plant regional scope of generation (for example, according to wind power plant buffer area model
Enclose and wind power plant extended out 30 meters) to obtain final wind power plant regional scope, superposition comparison service refers to server publication
Final wind power plant regional scope, actual measurement topographic map and general map is overlapped；Data service includes Map Services and base
Plinth geodata service, wherein Map Services refer to server to generated result data (including final wind-powered electricity generation field areas
Range and actual measurement topographic map) it is issued, geo-spatial data service refers to that server issues general map, specifically
It says, data service passes through the publication for realizing the space vector data based on WFS standard, to realize the number of results factually
When be shown on browser.
(2) service of other side is application service, wherein application service includes business object service, the business pair
As service can by based on W3C and it is other well known to internet industry standard implementation user by internet data are carried out
It passes, the function of editor and downloading.
Integrated stand composition above by reference to Fig. 2 description is that terrain data delivery system is divided into 4 layers to be described, under
Face will be described terrain data delivery system from the information exchange between the two functional entitys of browser and server.
Fig. 3 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The more detail functional structure figure of distribution system.
As shown in Figure 3, terrain data delivery system 10 includes browser 100 and server 200.
Since wind power plant geographical terrain data have more complicated data structure to the more demanding of precision, wind
The calculation process of electric field geographical terrain data is often to the requirement with higher of the processing capacity of computer.Due to structure of the invention
Think of is the extraction that landform boundary is realized using B/S framework, that is, wind power plant geographical terrain data are carried out by server 200
Calculation process, and the browser 100 of user is mainly used for the simple operations such as displaying, browsing and the inquiry of result data, therefore right
The hardware configuration of server 200 it is more demanding, and the hardware configuration of the terminal where browser 100 is not specially required.
Fig. 4 shows one of the hardware configuration of the server 200 in the terrain data delivery system based on browser/server framework
Example, but the hardware configuration of server 200 shown in Fig. 4 is only an example, the invention is not limited thereto, any to have energy
Enough realize that the server 200 of the hardware configuration of present inventive concept each falls within protection scope of the present invention.
As shown in Figure 3, browser 100 can by the landform measured data of input, wind power plant buffer area range information and
Co-ordinate system information corresponding with the landform measured data is uploaded onto the server 200, and the number of results that server 200 is issued
According to being supplied to user.
Browser 100 includes data input module 110, data uploading module 120, data download module 130 and preview mould
Block 140.The landform measured data, the co-ordinate system information and the wind power plant that input module 110 can receive input are slow
Area's range information is rushed, and can receive the input from the user for carrying out preview or downloading to the result data.
In particular, data input module 110 includes data essential information recording module 111 and data processing data input
Module 112.Essential information recording module 111 can receive the co-ordinate system information of user's typing, in particular, of the invention
It is the maximum of geodata and other categorical datas that the terrain data delivery system, which needs the reason of co-ordinate system information,
Difference is description of the geodata to spatial position, that is, geodetic level that different coordinate system uses, coordinate origin,
Projection pattern is all different, and landform measured data used in wind-powered electricity generation industry is mostly the file of the data formats such as dxf, dwg, this
The file of a little data formats does not often include Geographical projections information, therefore, in order to ensure that the accurate expression of geographical measured data and with
The superposition of related figure layer is shown, user is needed manually to confirm and input the projection coordinate of geodata to be processed in processing
Information, i.e. co-ordinate system information.Data processing of information recording module 112 can receive the wind power plant buffer area range letter of user's typing
Breath, in particular, the acquisition of wind power plant range is that (such as earth's surface is thick in order to intercept the data of corresponding position from other geodatas
Rugosity data, earth's surface terrain data etc.), the wind power plant buffer area of the interception as required for different data type and usage mode
Range also slightly has difference, therefore user needs to determine the wind power plant buffer area model for wanting output data according to their needs when in use
It encloses.
In addition, data input module 110 can receive and from the user carry out the defeated of preview or downloading to the result data
Enter, for example, when the user clicks preview button on browser when, input module 110 can receive from the user to the knot
Fruit data carry out the input of preview, and when the user clicks when download button on browser, data input module 110 can correspondingly be connect
Receive the input from the user being downloaded to the result data.
Data uploading module 120 can be by the landform measured data, the co-ordinate system information and the wind-powered electricity generation field buffer
Area's range information uploads onto the server 200.In particular, data uploading module 120 can will be being locally stored or from external device (ED)
The landform measured data of input is uploaded to server 200, while the wind power plant buffer area that will be inputted by data input module 110
Range information and co-ordinate system information corresponding with the landform measured data upload onto the server 200.
Data download module 130 can download the result data issued by server 200, wherein the result data can be with
Including believing according to wind power plant buffer area range information wind power plant regional scope adjusted and according to the coordinate system
Cease the GIS-Geographic Information System lattice of the standard generated to landform measured data progress projective transformation and/or Data Format Transform
The actual measurement topographic map of formula.In particular, from the user being carried out down to the result data when data input module 110 receives
When the input of load, the result data issued by server 200 can be downloaded to local by data download module 130.In this base
On plinth, the result data can be showed user when needed by browser.
Previewing module 140 can show the result data generated by server 200 to user, wherein the number of results
According to may include according to wind power plant buffer area range information wind power plant regional scope adjusted and according to the coordinate
The geography information for the standard that system information generates landform measured data progress projective transformation and/or Data Format Transform
The actual measurement topographic map of system format.In particular, when data input module 110 receive it is from the user to the result data
When carrying out the input of preview, previewing module 140 can be by the general map auto zoom issued by server to the wind-powered electricity generation place
Domain range, and superposition shows the actual measurement topographic map and the wind power plant regional scope on the general map.
As shown in Figure 3, server 200 can according to uploaded from client the landform measured data, the coordinate system
System information and wind power plant buffer area range information generate the result data, and issue the result data.Wherein, it takes
Business device 200 may include data processing module 210 and data release module 220.
Data processing module 210 can be to landform measured data, the wind power plant buffer area range information uploaded from browser 100
And co-ordinate system information corresponding with the landform measured data is handled to generate result data, wherein the number of results
According to including according to wind power plant buffer area range information wind power plant regional scope adjusted and according to the coordinate system
The GIS-Geographic Information System for the standard that information generates landform measured data progress projective transformation and/or Data Format Transform
The actual measurement topographic map of format.Data processing module 210 is described in detail hereinafter with reference to Fig. 5.
Fig. 5 is the diagram for showing a kind of configuration example of data processing module of an exemplary embodiment of the present invention.
As shown in Figure 5, data processing module 210 may include initial data parsing module 211, data preprocessing module 212, data point
Analyse processing module 213 and outcome data generation module 214.
The landform measured data that initial data parsing module 211 can upload browser 100 is read out and parses,
In order to subsequent processing.
Data preprocessing module 212 projective transformation can be carried out to the landform measured data and/or Data Format Transform is come
The actual measurement topographic map of the GIS-Geographic Information System format of generation standard.In particular, data preprocessing module 212 can be according to by browsing
Device 100 upload co-ordinate system information corresponding with landform measured data come to landform measured data carry out projective transformation and/or
Data Format Transform is to generate the actual measurement topographic map of the GIS-Geographic Information System format of standard, to can guarantee the accurate of follow-up data
It expresses and is shown to the superposition of related figure layer.
Data Analysis Services module 213 can analyze the landform measured data of parsing to obtain the landform side of wind power plant
Boundary, and final wind power plant regional scope is generated according to wind power plant buffer area range information and the landform boundary.
In particular, Data Analysis Services module 213 can parse the landform measured data uploaded by browser 100
To obtain the elevation point set of the landform measured data, wherein landform measured data can be landform instrumental contour data.Specifically
Say that Data Analysis Services module 213 can carry out serializing parsing to landform instrumental contour data to obtain wind-powered electricity generation field areas in ground
The elevation point set of interior terrain data.Hereafter, Data Analysis Services module 213 can survey number to landform according to regular grid unit
According to maximum boundary rectangle carry out grid to obtain regular grid, wherein the regular grid is made of multiple grid units,
For example, grid unit can be square or rectangular, wherein the size of grid unit can be set according to the demand used.
In addition, Data Analysis Services module 213 can be to each of the elevational point collection obtained by initial data parsing module 211 elevation
The coordinate information and the regular grid of point are mapped to obtain the pass of the index between elevational point, grid unit and grid three
System.Hereafter, Data Analysis Services module 213 can be according to the index relative to the grid unit progress time in the regular grid
It goes through and searches for determine whether comprising elevational point in grid unit, it, will if the current mesh unit traversed includes elevational point
Current mesh unit the first value of statistical indicant of assignment obtains if the current mesh unit traversed does not include elevational point with current
All grid units in the window (for example, window of 3 × 3 grid units) of predefined size centered on grid unit are simultaneously true
Whether the quantity for the elevational point for including in fixed all grid units is less than 3, if including in all grid units
The quantity of elevational point is less than 3, then by current mesh unit the second value of statistical indicant of assignment, wherein the second value of statistical indicant is different from the first mark
Will value, if the quantity for the elevational point for including in all grid units is greater than or equal to 3,213 benefit of data analysis module
Irregular triangle network (TIN) model is constructed by using fast-growth algorithm with the elevational point in all grid units, so
Judge whether the central point of current mesh unit is comprised in some triangle in the TIN model afterwards, if the center
Point is not comprised in the triangle in the TIN model, then by current mesh unit the second value of statistical indicant of assignment, if the center
Point is comprised in some triangle of the TIN model, then by current mesh unit the first value of statistical indicant of assignment.At data analysis
Reason module 213 can traverse all grid units in the regular grid according to above procedure, to can produce final grid.So
Afterwards, data analysis module 213 can extract the landform boundary of wind power plant according to the final grid, and according to the landform side of extraction
Boundary and the wind power plant range buffer area's range information uploaded by browser 100 generate final wind power plant regional scope.With
The process that the Data Analysis Services module 213 of upper description generates final wind power plant regional scope is only a kind of preferred implementation side
Formula, any other can use the landform measured data and the generation of wind power plant buffer area range information uploaded by browser 100
The function of Data Analysis Services module 213 of the invention can be achieved in the known embodiments of wind power plant regional scope.Namely
Say, the method for generation wind power plant regional scope of the invention is without being limited thereto, can also using ArcGIS software, GDAL software,
Open source softwares and the tools such as Global Mapper software.
Outcome data generation module 214 can be using the final wind power plant regional scope and by data preprocessing module
The 212 above-mentioned actual measurement topographic maps generated generate the result data, wherein the result data can be ShpFile data
The file of format.
Fig. 5 is only a kind of preferred embodiment of data processing module 210, and any other can use by browser
100 landform measured data, wind power plant buffer area range information and the coordinate systems corresponding with the landform measured data uploaded
The function of data processing module 210 of the invention can be achieved in the known embodiments that information generates the result data.
Referring back to Fig. 3, data publication module 220 can to the result data generated by data processing module 210 into
Row publication.In particular, being checked in real time the result data of generation for the ease of user, it is desirable to be able to dynamically will arrow
Quantity map is shown to client (for example, browser).There are two types of the mode of displaying is usual, a kind of mode is according to constituting polar plot
Point set directly described on webpage, then user can browse the webpage by browser, but this mode is to big
Real-time effect is poor when the landform actual measurement map of data volume is handled；Another way be serviced by server to map into
Row publication, that is, by map publishing to internet, client (for example, browser) can be by remotely accessing the map with publication
It services corresponding chain and fetches to map and browsed, but this mode usually requires manually to complete map hair in server end
The operation of cloth, wanting for automatic operation to data flow, processing and browsing can be realized by being unable to satisfy user in client
It asks.Therefore, the dynamic dispatching mechanism of ArcGIS Server can be used in data publication module 220, and then can be taken by publication dynamic
The actual measurement topographic map of the GIS-Geographic Information System format of the standard of wind power plant regional scope and generation that the mode of business will generate
It shows on client (for example, browser).In addition, the mode for issuing Map Services of the invention is not limited to ArcGIS
Other data service published methods also can be used in Server, for example, Geo Server.
Fig. 6 is the terrain data hair based on browser/server framework for showing an exemplary embodiment of the present invention
The general flow chart of cloth method.
Referring to Fig. 6, in step S100, browser 100 is by the landform measured data of input, wind power plant buffer area range information
And co-ordinate system information corresponding with the landform measured data uploads onto the server 200.Wherein, browser 100 will input
Landform measured data, on wind power plant buffer area range information and co-ordinate system information corresponding with the landform measured data
The step of passing to server 200 can include: receive the landform measured data, the co-ordinate system information and the wind of input
Electric field buffer area range information.Since this being described in detail above, repeated description is no longer carried out herein.
In step S200, server 200 according to uploaded from browser 100 the landform measured data, the coordinate system
System information and wind power plant buffer area range information generate result data, wherein the result data includes according to wind-powered electricity generation
Field buffer area range information wind power plant regional scope adjusted and projective transformation and/or data are carried out to landform measured data
Format is converted and the actual measurement topographic map of the GIS-Geographic Information System format of the standard of generation is (for example, the text of ShpFile data format
Part), wherein the result data can be the file of ShpFile data format.Step S200 is carried out hereinafter with reference to Fig. 7
Detailed description.
Fig. 7 is the flow chart for showing the method for generation result data of an exemplary embodiment of the present invention.
As shown in Figure 7, in step S110, server 200 can be read out and parse to the landform measured data, with
Convenient for subsequent processing.
In step S120, server 200 can carry out projective transformation and/or data format to the landform measured data after parsing
It converts to generate the actual measurement topographic map of the GIS-Geographic Information System format of standard, in particular, server 200 can be according to by browser
100 co-ordinate system informations corresponding with landform measured data uploaded to carry out projective transformation and/or number to landform measured data
The actual measurement topographic map of the GIS-Geographic Information System format of standard is generated according to format conversion (for example, the text of ShpFile data format
Part), to can guarantee the accurate expression of follow-up data and be shown to the superposition of related figure layer.
In step S130, server 200 can analyze to obtain the landform of wind power plant the landform measured data of parsing
Boundary, and final wind power plant regional scope is generated according to the landform boundary and wind power plant buffer area range information.
Step S130 will be then described in detail referring to Fig. 8.
In step S140, server 200 can be generated using the wind power plant regional scope and the actual measurement topographic map
The result data, wherein the result data can be the file of ShpFile data format.
Hereinafter with reference to the mistake of the preferred embodiment of wind power plant regional scope Fig. 8 final to the generation in step S130
Journey is described in detail.
Fig. 8 is the preferred embodiment mode for showing the generation wind power plant regional scope of an exemplary embodiment of the present invention
Detail flowchart.
As shown in Figure 8, in step S201, server 200 solves the landform measured data uploaded by browser 100
Analysis carries out grid to the maximum boundary rectangle of landform measured data to obtain the elevation point set of the landform measured data to obtain
Obtain the regular grid being made of multiple grid units.
In step S202, server 200 can coordinate information to each of elevational point collection by obtaining elevational point and
The regular grid is mapped to obtain the index relative between elevational point, grid unit and regular grid three.
In step S203, server 200 can start according to the index relative to all grid in the regular grid
Unit carries out traversal search, the first value of statistical indicant of grid unit assignment comprising elevational point that will be traversed, and is directed to and does not include
Each grid unit of elevational point is utilized respectively in the window (for example, window of 3 × 3 grid units) with predefined size
Elevational point in interior grid unit is corresponding irregular respectively based on the building of fast-growth algorithm and each grid unit
The triangulation network (TIN) model, and proceed to step S204.
In step S204, server 200 is by the lattice for not meeting predetermined condition in the grid unit for not including elevational point
The second value of statistical indicant of net unit assignment, and by do not include elevational point grid unit in the grid unit for meeting the predetermined condition
The first value of statistical indicant of assignment, wherein it is corresponding with the grid unit that the predetermined condition is that the central point of grid unit is comprised in
In some triangle in TIN model.
In step S205, the determination of server 200 has generated final mesh region and the final mesh region according to generation
Extract landform boundary, and according to the landform boundary of extraction and the wind power plant range buffer area range uploaded by browser 100
Information generates final wind power plant regional scope, wherein final mesh region is by all grid with the first value of statistical indicant
The region that unit is constituted.
Fig. 8 is only a kind of preferred embodiment that server 200 generates wind power plant regional scope, and any other can benefit
It is generated known to wind power plant regional scope with the landform measured data and wind power plant buffer area range information uploaded as browser 100
The above-mentioned function of generation wind power plant regional scope of the invention can be achieved in embodiment.
Referring back to Fig. 6, in step S300, server 200 issues result data, that is, publication includes being produced by server 200
The result data of raw final wind power plant regional scope and the actual measurement topographic map, wherein the result data can
To be the file of ShpFile data format.In addition, the result data is not limited to ShpFile data format, can also be dxf,
The file of map isovector data format.
In step S400, the result data that server 200 is issued is supplied to user by browser 100.In particular, when clear
When device 100 of looking at receives the input from the user for carrying out preview to the result data, browser 100 will be issued by server
General map auto zoom to the wind power plant regional scope, and on the general map, superposition is with showing the actual measurement
Shape figure and the wind power plant regional scope.In addition, when browser 100 receive it is from the user to the result data carry out
When the input of downloading, the result data issued by server 200 is downloaded to local by browser 100.Due to right above
This is described in detail, and therefore, no longer carries out repeated description herein.
In addition, being stored with program the present invention also provides a kind of computer readable storage medium, described program may include using
In the instruction for executing various operations in the above-mentioned terrain data dissemination method based on browser/server framework.Specifically, institute
Stating program may include the instruction for executing each step described in Fig. 6 to Fig. 8.
In addition, the present invention also provides a kind of computer, the readable medium including being stored with computer program, described program
Including the instruction for executing various operations in the above-mentioned terrain data dissemination method based on browser/server framework.Specifically
For, described program may include the instruction for executing each step described in Fig. 6 to Fig. 8.
It can be used for realizing based on the terrain data delivery system described above based on browser/server framework and method
To the processing analysis of geodata and Dynamically Announce, so that client can be realized by browser to wind power plant regional scope
The extraction of outer boundary, and no longer need to install its software, to solve the use demand of multiple users, while reducing software
Installation cost.In addition, user directly can pass through browser will be in data by the terrain data delivery system and method
Server is passed to, and after having input preset parameter in a browser, so that it may carry out data processing, and no longer need to data
Multiple conversions and setting are carried out, so that the operating process of software is simplified, so that software is more easier upper hand and use.The system
With method more it is bonded wind-powered electricity generation business in use, and the data processing function of the system and method and method of service mention
For disposing and using upper more flexible and conveniently, thus realize that the software of the system and method can be individually used by a user,
It can also be integrated into the business software of other B/S frameworks and provide data analysis function for other business softwares.The present invention
Above each embodiment be merely exemplary, and the present invention is not limited to this.Those skilled in the art should understand that: not
In the case where being detached from the principle and spirit of the invention, it can change these embodiments, wherein the scope of the present invention is in right
It is required that and its being limited in equivalent.
Claims (14)
1. a kind of terrain data delivery system based on browser/server framework characterized by comprising
Client, landform measured data, wind power plant buffer area range information for that will input and surveys number with the landform
It uploads onto the server according to corresponding co-ordinate system information, and the result data that server is issued is supplied to user；
Server, for according to the landform measured data, the co-ordinate system information and the wind-powered electricity generation uploaded from client
Field buffer area range information generates the result data, and issues the result data,
Wherein, server includes data processing module,
Wherein, data processing module includes: initial data parsing module, for being read out reconciliation to the landform measured data
Analysis；Data preprocessing module is produced for carrying out projective transformation and/or Data Format Transform to the landform measured data after parsing
The actual measurement topographic map of the GIS-Geographic Information System format of raw standard；Data analysis module, for the landform measured data after parsing
Analyzed to obtain the landform boundary of wind power plant, and according to the landform boundary and wind power plant buffer area range information come
Generate final wind power plant regional scope；Outcome data generation module, for utilizing the wind power plant regional scope and described
Topographic map is surveyed to generate the result data.
2. terrain data delivery system as described in claim 1, which is characterized in that client includes:
Data input module, the landform measured data, the co-ordinate system information and the wind power plant for receiving input
Buffer area range information, and for receiving the input from the user for carrying out preview or downloading to the result data；
Data uploading module is used for the landform measured data, the co-ordinate system information and wind power plant buffer area model
Information is enclosed to upload onto the server；
Data download module, for downloading the result data issued by server；
Previewing module, for showing the result data issued by server to user.
3. terrain data delivery system as claimed in claim 2, which is characterized in that data input module includes:
Data essential information recording module, for receiving the co-ordinate system information of user's typing；
Data processing of information recording module, for receiving the wind power plant buffer area range information of user's typing.
4. terrain data delivery system as described in claim 1, which is characterized in that server further include:
Data publication module, for being issued to the result data of generation.
5. terrain data delivery system as claimed in claim 2, which is characterized in that the result data includes according to the wind
Electric field buffer area range information wind power plant regional scope adjusted and real to the landform according to the co-ordinate system information
Measured data carries out projective transformation and/or Data Format Transform and the actual measurement landform of the GIS-Geographic Information System format of standard that generates
Figure.
6. terrain data delivery system as claimed in claim 5, which is characterized in that use by oneself when data input module receives
Family to the result data carry out preview input when, previewing module by the general map auto zoom issued by server to
The wind power plant regional scope, and superposition shows the actual measurement topographic map and the wind-powered electricity generation place on the general map
Domain range.
7. the terrain data delivery system as described in claim 2 or 5, which is characterized in that come when data input module receives
From the number of results that when input of user being downloaded to the result data, data download module will be issued by server
According to being downloaded to local.
8. a kind of terrain data dissemination method based on browser/server framework characterized by comprising
Client is by the landform measured data of input, wind power plant buffer area range information and corresponding to the landform measured data
Co-ordinate system information upload onto the server；
Server is according to the landform measured data, the co-ordinate system information and the wind-powered electricity generation field buffer uploaded from client
Area's range information generates result data, and issues the result data；
The result data that client issues server is supplied to user,
Wherein, the step of generating result data includes: that server is read out and parses to the landform measured data；Server
Projective transformation and/or Data Format Transform are carried out to the landform measured data after parsing to generate the GIS-Geographic Information System lattice of standard
The actual measurement topographic map of formula；Server is analyzed the landform measured data after parsing to obtain the landform boundary of wind power plant, and
Final wind power plant regional scope is generated according to the landform boundary and wind power plant buffer area range information；Server benefit
The result data is generated with the wind power plant regional scope and the actual measurement topographic map.
9. terrain data dissemination method as claimed in claim 8, which is characterized in that the landform of input is surveyed number by client
The step uploaded onto the server according to, co-ordinate system information corresponding with the landform measured data and wind power plant buffer area range information
Suddenly include:
Receive the landform measured data, the co-ordinate system information and the wind power plant buffer area range information of input.
10. terrain data dissemination method as claimed in claim 8, which is characterized in that the result data includes according to
Wind power plant buffer area range information wind power plant regional scope adjusted and according to the co-ordinate system information to the landform
Measured data carries out projective transformation and/or Data Format Transform and the actual measurement landform of the GIS-Geographic Information System format of standard that generates
Figure.
11. terrain data dissemination method as claimed in claim 10, which is characterized in that the result that client issues server
Data be supplied to the step of user include: when receive it is from the user to the result data carry out preview input when, visitor
Family end is folded by the general map auto zoom issued by server to the wind power plant regional scope, and on the general map
Add and shows the actual measurement topographic map and the wind power plant regional scope.
12. terrain data dissemination method as claimed in claim 8, which is characterized in that the result that client issues server
Data be supplied to the step of user include: when receiving the input from the user being downloaded to the result data, visitor
The result data issued by server is downloaded to local by family end.
13. a kind of computer readable storage medium, is stored with program, which is characterized in that described program is when being executed by processor
Realize the method as described in any one of claim 8-12.
14. a kind of computer, the readable medium including being stored with computer program, which is characterized in that described program is being calculated
The method as described in any one of claim 8-12 is realized when machine executes.
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| CN110930027A (en) * | 2019-11-21 | 2020-03-27 | 深圳智润新能源电力勘测设计院有限公司 | Geographic information system and equipment for site selection of wind power project |
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