CN104268925A - Dynamic real-time power grid resource GIS rendering algorithm based on GIS platform - Google Patents
Dynamic real-time power grid resource GIS rendering algorithm based on GIS platform Download PDFInfo
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Abstract
The invention relates to a dynamic real-time power grid resource GIS rendering algorithm based on a GIS platform. The dynamic real-time power grid resource GIS rendering algorithm comprises the following steps that a GIS power grid resource platform rear-end server code is compiled and deployed, a GIS platform rear-end server end GIS rendering algorithm is written, a layer calling algorithm program is compiled and deployed, a GIS platform rear-end GIS map rendering program is compiled and deployed, a GIS platform rear end pushes a layer rendering result to a GIS platform front end, and the GIS platform front end loads relevant information so that GIS rendering data can be displayed. The dynamic real-time power grid resource GIS rendering algorithm can obtain various resource information of power generation and operation accurately and comprehensively in time, guarantee safe and efficient power grid operation and provide considerate and perfect service for users. A display interface of the GIS platform front end does not need to be operated manually, a power grid resource GIS rendering interface is automatically entered, and latest data pushed by the GIS platform are displayed with the default rending effect at the GIS platform front end.
Description
(I) technical field
The invention relates to a GIS technology, in particular to a GIS platform-based power grid resource dynamic real-time GIS rendering algorithm of an application method of a realistic graph rendering algorithm.
(II) background of the invention
Map rendering in the GIS mainly converts spatial data into map images and displays the map images through computer simulation, and a high-quality map needs to accurately and vividly represent information such as positions, shapes, quality levels and the like of geographic elements, which relates to the setting of a spatial coordinate system and the expression of map symbols, which is a very important functional module in the GIS system.
In the technology, the front end of the GIS platform is refreshed regularly, and the graph layer request parameters and the function request parameters are sent to a server; the server performs logical operation and processing on the request to acquire corresponding graph information and graph the graph information; and sending the graph to the front end of the GIS platform for displaying.
This way of displaying data is more difficult to satisfy with good data transmission and user experience. Firstly, the change time of the back-end data cannot be known exactly by the timed refresh of the front end of the GIS platform, so that the time waste of a data channel is caused, and the back-end data of the GIS platform cannot be informed to the front end of the GIS platform in real time after being changed; secondly, the data display at the front end of the GIS platform cannot well display the data function due to the lag in data and the continuous request refreshing.
The writing of a GIS rendering algorithm is proposed in research and implementation of map rendering of an electric GIS platform by Xueyori, China-North electric power university, and the GIS rendering algorithm relates to functional modules such as a coordinate conversion system and a map symbol system and comprises functions such as rendering style setting.
Disclosure of the invention
The invention provides a dynamic real-time GIS rendering algorithm of power grid resources based on a GIS platform in order to make up the defects of the prior art, along with the development of power informatization construction and the deepening of power system reform, in order to be better suitable for the operation and management of power enterprises, a map is taken as a basis, space information is taken as a core, the problem that the rear-end data of the GIS platform cannot be transmitted to the front end of the GIS platform in real time and the display of the front-end data of the GIS platform can be avoided from the influence caused by continuous refreshing is solved, and finally the space information is displayed to a user or a manager in a certain visual form through the recording, maintenance, updating, analysis, drawing and the like of the space data, so that the information requirement of the user is met or an accurate theoretical basis and scientific decision support are provided for the manager.
The invention is realized by the following technical scheme:
a GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources is characterized in that: the method comprises the following steps:
(1) compiling and deploying codes of a back-end server of a GIS power grid resource platform, and receiving power grid resource text labeling information in real time;
(2) compiling a GIS rendering algorithm at a rear server side of the GIS platform to render the GIS platform data;
(3) calling the compilation and deployment of a layer algorithm program, and calling related layer data according to related layer information;
(4) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the compiling and deploying mainly comprises the real-time rendering of power grid equipment resources or meteorological information;
(5) pushing the rendering layer result to the front end of the GIS platform by the rear end of the GIS platform;
(6) compiling event monitoring by the GIS platform front end, and realizing dynamic rendering effect display of a FLEX rich client side at the GIS platform front end;
(7) and loading related information GIS rendering data at the front end of the GIS platform for displaying, such as dynamic GIS effect display supporting multiple services of power grid safety supervision emergency, scheduling, distribution network command and the like.
The invention relates to a GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources, which is based on the power grid resources and comprises the following steps:
(1) compiling a back-end service code of the GIS platform;
(2) realizing a GIS rendering algorithm (researching and realizing a realistic graph rendering algorithm) at a rear server end of the GIS platform, compiling a front container code of the GIS platform according to GIS map rendering information, and adding a container monitoring event;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform rear-end service code, performing logic processing according to the requirement of power grid resource rendering data, and calling graph layer data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises a power grid resource layer real-time dynamic rendering algorithm;
(6) pushing the layer result to be rendered to the front end of the GIS platform by the rear end of the GIS platform;
(7) compiling event monitoring by the GIS platform front end, and realizing FLEX rich client dynamic rendering at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
The invention relates to a GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources, which is based on an emergency platform and comprises the following steps:
(1) compiling a back-end service code of the GIS platform;
(2) realizing a GIS rendering algorithm of a rear-end server end of the GIS platform, compiling front-end container codes according to GIS map rendering information, and adding container monitoring events;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform back-end service code, performing logic processing according to the requirement of rendering data of an emergency platform, and calling graph data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises an emergency platform resource layer real-time dynamic rendering algorithm;
(6) pushing the layer result to be rendered to the front end of the GIS platform by the rear end of the GIS platform;
(7) compiling event monitoring by the GIS platform front end, and realizing FLEX rich client dynamic rendering at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
The invention has the beneficial effects that: the method can timely, accurately and comprehensively acquire various resource information of power production and operation, better assist and support power enterprise management and leaders to make decision analysis after extraction, integration and analysis, and meanwhile, guarantee can be provided for safe and efficient operation of a power grid, and more comprehensive and perfect service is provided for users. The GIS platform front end display interface does not need manual operation, data pushed by the GIS platform rear end is monitored through events, the data automatically enter a power grid resource GIS rendering interface, and the latest data pushed by the GIS platform is displayed with a default rendering effect at the GIS platform front end.
(IV) description of the drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic diagram of a GIS platform front end container.
(V) detailed description of the preferred embodiments
The attached drawing is an embodiment of the invention. The dynamic real-time GIS rendering algorithm for the power grid resources based on the GIS platform comprises the following steps of:
(1) compiling a GIS platform rear-end server code;
(2) the implementation of a GIS rendering algorithm of a rear-end server end of a GIS platform mainly renders GIS platform data of Shandong province according to research and implementation of map rendering of an electric GIS platform, writes a front-end container code of the GIS platform according to GIS map rendering information, and adds a container monitoring event;
(3) building a GIS platform rear-end server;
(5) compiling GIS platform back-end service codes, and carrying out logic processing and calling graph layer data according to related rendering data requirements;
(6) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises a related resource layer real-time dynamic rendering algorithm;
(7) pushing the layer result to be rendered to the front end of the GIS platform by the background;
(8) and compiling an event monitoring by the GIS platform front end. Realizing FLEX rich client rendering effect at the front end of the GIS platform;
(9) loading related information GIS rendering data to the front end of the GIS platform for display;
(10) code compilation and deployment.
Firstly, realizing a dynamic real-time GIS rendering algorithm based on power grid resources:
(1) compiling a GIS platform rear-end server code;
(2) realizing a GIS rendering algorithm of a rear-end server end of the GIS platform, compiling front-end container codes according to GIS map rendering information, and adding container monitoring events;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform rear-end service code, performing logic processing according to the requirement of power grid resource rendering data, and calling graph layer data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises a power grid resource layer real-time dynamic rendering algorithm;
(6) the back end of the GIS platform pushes the layer result to be rendered to the front end;
(7) compiling event monitoring at the front end of the GIS platform, and realizing a FLEX rich client dynamic rendering technology at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
Secondly, dynamically implementing a GIS rendering algorithm based on the emergency platform topic:
(1) compiling a GIS platform rear-end server code;
(2) realizing a GIS rendering algorithm of a rear-end server end of the GIS platform, compiling front-end container codes according to GIS map rendering information, and adding container monitoring events;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform back-end service code, performing logic processing according to the requirement of rendering data of an emergency platform, and calling graph data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises an emergency platform resource layer real-time dynamic rendering algorithm;
(6) the back end of the GIS platform pushes the layer result to be rendered to the front end;
(7) and compiling an event monitoring by the GIS platform front end. And realizing FLEX rich client dynamic rendering technology at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
Wherein,
the GIS is an english abbreviation of Geographic Information System (Geographic Information System). The GIS platform generally integrates the functions of map editing, inquiring, positioning, zooming in, zooming out, network analysis, path analysis, equivalence analysis, DEM analysis and the like.
A front-end container: the front-end user interface is made up of components. A container is a special component that can contain other components as shown in fig. 2.
Claims (3)
1. A GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources is characterized in that: the method comprises the following steps:
(1) compiling and deploying codes of a back-end server of a GIS power grid resource platform, and receiving power grid resource text labeling information in real time;
(2) compiling a GIS rendering algorithm at a rear server side of the GIS platform to render the GIS platform data;
(3) calling the compilation and deployment of a layer algorithm program, and calling related layer data according to related layer information;
(4) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the compiling and deploying mainly comprises the real-time rendering of power grid equipment resources or meteorological information;
(5) pushing the rendering layer result to the front end of the GIS platform by the rear end of the GIS platform;
(6) compiling event monitoring by the GIS platform front end, and realizing dynamic rendering effect display of a FLEX rich client side at the GIS platform front end;
(7) and loading related information GIS rendering data at the front end of the GIS platform for displaying, such as dynamic GIS effect display supporting multiple services of power grid safety supervision emergency, scheduling, distribution network command and the like.
2. The GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources according to claim 1, wherein: the method is based on power grid resources and comprises the following steps:
(1) compiling a back-end service code of the GIS platform;
(2) realizing a GIS rendering algorithm of a rear-end server end of the GIS platform, compiling front-end container codes according to GIS map rendering information, and adding container monitoring events;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform rear-end service code, performing logic processing according to the requirement of power grid resource rendering data, and calling graph layer data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises a power grid resource layer real-time dynamic rendering algorithm;
(6) the back end of the GIS platform pushes the layer result to be rendered to the front end;
(7) compiling event monitoring by the GIS platform front end, and realizing FLEX rich client dynamic rendering at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
3. The GIS platform-based dynamic real-time GIS rendering algorithm for power grid resources according to claim 1, wherein: the method is based on an emergency platform and comprises the following steps:
(1) compiling a back-end service code of the GIS platform;
(2) realizing a GIS rendering algorithm of a rear-end server end of the GIS platform, compiling front-end container codes according to GIS map rendering information, and adding container monitoring events;
(3) building a GIS platform rear-end server;
(4) compiling a GIS platform back-end service code, performing logic processing according to the requirement of rendering data of an emergency platform, and calling graph data;
(5) compiling and deploying a GIS map rendering program at the rear end of a GIS platform, wherein the GIS map rendering program mainly comprises an emergency platform resource layer real-time dynamic rendering algorithm;
(6) the back end of the GIS platform pushes the layer result to be rendered to the front end;
(7) compiling event monitoring by the GIS platform front end, and realizing FLEX rich client dynamic rendering at the front end;
(8) loading related information GIS rendering data to the front end of the GIS platform for display;
(9) code compilation and deployment.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105045571A (en) * | 2015-06-15 | 2015-11-11 | 东北师范大学 | Novel WebGIS architecture |
| CN109828755A (en) * | 2019-01-14 | 2019-05-31 | 江苏金智科技股份有限公司 | Electric power graphs methods of exhibiting |
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