CN105677680A - Networked synchronization and conversion method for geographical wiring diagrams - Google Patents
Networked synchronization and conversion method for geographical wiring diagrams Download PDFInfo
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- CN105677680A CN105677680A CN201410670864.4A CN201410670864A CN105677680A CN 105677680 A CN105677680 A CN 105677680A CN 201410670864 A CN201410670864 A CN 201410670864A CN 105677680 A CN105677680 A CN 105677680A
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Abstract
The invention relates to a networked synchronization and conversion method for geographical wiring diagrams. The method comprises following steps: charting GEO files of a client to a GEO chart and persisting the client GEO to a database; converting a basic list of the database with charted GEO files to data of a GIS format, building threads with each responsible for reading data of the GEO chart to be packed into one task placement array and others responsible for reading tasks in arrays and persisting data according to the GIS format to the database according to conversion mapping relations. The networked synchronization and conversion method for geographical wiring diagrams has following beneficial effects: the problem arising from conversion of data formats between the client and a browser side is solved; the reading standard of a WEBGIS spatial data engine of a data structure can be satisfied so that the browser side can use the client FEO; a WEB geographic map system is used for monitoring the client GEO and timely synchronizing the result of the client and synchronously updating the data of the client and the browser side; and the networked synchronization and conversion of geographical wiring diagrams are achieved.
Description
Technical field:
The present invention relates to a kind of networking synchronization and conversion method, be more particularly to a kind of geographical wiring diagram networking synchronization and conversion method.
Background technology:
For ensureing that electrical network quickly and stably develops, need to carry out timely and effectively Electric Power Network Planning, and it is an important link, a complicated system engineering especially, domestic Electric Power Network Planning software mainly has " PSASP graphic and model integration platform " (PSASP7.0) etc. These softwares improve Electric Power Network Planning level, effectively alleviate the labor intensity of planning personnel, the multipad that PSASP7.0 system is based on local data base and GEO file and builds, unified management for grid equipment model parameter, draw grid equipment and form geographical wiring diagram, graphical tools is used grid equipment to be safeguarded, adjusts model parameter, arrange and commissioning test mode, support the various simulation analysis such as trend, temporarily steady, static security analysis, little interference, short circuit, show the result etc. of various electrical network analysis. But PSASP7.0 system is as LAN-ignorant program, it is necessary to each user individually carries out installing and using. When carrying out multiple person cooperational and calculating, can only adopting the mode of centralized office work, each user independently operates, and system can not be fed back in time, and data cannot effectively exchange and share, it is impossible to the cooperation interaction of abundant display platform and operating characteristic.
Power system mode calculates the extension and extension that cooperative system is uniprocessor version Electric Power Network Planning software function, framework based on browser/server (B/S), utilize wide area network, Mass Data Management and high-performance calculation advanced technology, support power system multi-stage scheduling mode data management, the calculating of many people distributed collaborative and distributed emulation calculating etc. Introduce the cooperated computing WebGIS system of WebGIS technology building, can be disposed by server centered, client passes through browser access server, the major function of uniprocessor version Electric Power Network Planning system can be completed, the feature of cooperated computing can also be fully demonstrated under full graphics environment, reach data centralized management, scheme purpose digital-analog integrated, that intercommunication is shared in collaborative operation, carried out the centralized management of space, attribute data simultaneously by server database, also improve integrity and the safety of system.
Electric network swim dynamic exhibition system calculates the subsystem of cooperative system as power system mode, mainly include the network transformation program of uniprocessor version geographical wiring diagram program in PSASP7.0 system, i.e. collaborative version geographical wiring diagram program, and WEB geographical map system (i.e. cooperated computing WebGIS system). this system realizes the functions such as the drafting of geographical wiring diagram, label drafting, map sheet filtration mainly by collaborative version geographical wiring diagram program in client, and use WEB geographical map to realize geographical wiring diagram is browsed at browser end, the function such as element location. reach the purpose of collaborative operation, data sharing intercommunication. the multipad that uniprocessor version geographical wiring diagram program in PSASP7.0 system is based on local data base and GEO file and builds, graphical location information data in the GEO file that client preserves are not the data of the GIS form that on browser, WEBGIS system is capable of identify that, browser end cannot pass through read the data resolving non-GIS form and display, in order to use the achievement of client GEO at browser end, realize geographical wiring diagram networking to synchronize and conversion, the problem solving client and browser end Data Format Transform, native system proposes and client GEO file is carried out tabular, persistence, its data structure is allowed to disclosure satisfy that the read-write standard of WEBGIS Spatial Data Engine.
WEB geographical map system monitors the change of client GEO achievement simultaneously, the achievement of sync client GEO timely, solves the synchronized update of client and browser end data, solves in cooperated computing platform, geographical wiring diagram graphical source problem, improves graphic resource utilization rate. Finally realize geographical wiring diagram networking to synchronize and conversion. Therefore a kind of geographical wiring diagram networking synchronization and conversion method are proposed.
Summary of the invention:
It is an object of the invention to provide a kind of geographical wiring diagram networking synchronization and conversion method, the method is by data that the data of conversion client are GIS form, it is achieved client is synchronization with browser end.
For achieving the above object, the present invention by the following technical solutions: a kind of geographical wiring diagram networking synchronization and conversion method, said method comprising the steps of:
(1) tabular client GEO file GEO table are persisted to data base again;
(2) described GEO table is carried out GIS form conversion.
A kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, the client GEO file in described step (1) passes through geographical wiring diagram program by its tabular.
A kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, the GIS form transformation process in described step (2) comprises the following steps:
(2-1) GIS work space is constructed;
(2-2) task is set up;
(2-3) reading task also completes the conversion of GIS form.
Another preferred a kind of geographical wiring diagram networking synchronization and conversion method provided by the invention, mapping relations are stored in buffer memory, loading configuration file and initialization thread environment by reading mapping allocation list and construct by described GIS work space.
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, described thread includes the thread 1 reading the data of described GEO table and the thread 2 reading described task.
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, the task of described step (2-2) reads the data of the GEO table being transmitted through on not by thread 1 and encapsulation forms; Amendment task status is running status and described task is put into queue head
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, described task includes affiliated engineering name, source table name, sends to resource name, task symbol, name map and data acquisition system to be sent.
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, described step (2-3) reads task by described thread 2; Described thread 2, every scanning described queue every 6 seconds, has detected whether task; When there being task, then take out the task that the middle sequence of described queue is last, check whether the task for being currently running, if task is to be in operation, then by task flagging for uploading completion status after resolving task and writing GIS; If task is not in operation, then abandon write.
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, described thread 1 and thread 2 perform respective order by thread pool.
Another preferred a kind of geographical wiring diagram networking synchronization provided by the invention and conversion method, described mapping relations include master meter parent_node and field mapping table Node; Described master meter parent_node represents the mapping between table and table, there is the situation of one-to-many; Described field mapping table Node and parent_node is associated, and is completed the configuration of mapping relations by the configuration of his-and-hers watches, and after having configured, system regularly can read data from the table of source, sends after reading.
With immediate prior art ratio, the present invention provides technical scheme to have following excellent effect
1, the present invention realizes existing geographical wiring diagram program network for electric network swim dynamic exhibition system and works in coordination with the Data Source provided accurately and timely, solves the collision problem of multistage multi-user concurrent operation, period of reservation of number is greatly decreased;
2, client GEO file is carried out tabular, persistence by the present invention, allows its data structure disclosure satisfy that the read-write standard of WEBGIS Spatial Data Engine;
3, invention achieves the achievement using client GEO at browser end, WEB geographical map system monitors the change of client GEO achievement simultaneously;
The data of 4, the achievement of present invention sync client GEO in time, synchronized update client and browser end, it is achieved geographical wiring diagram networking synchronizes and conversion;
5, the present invention remains the operating habit of user to the full extent, makes full use of existing resource system;
6, present invention achieves geographical wiring diagram networking editor and geographical wiring diagram is shared online; Achieve multi-user collaborative editor;
7, the present invention gives full play to calculating platform property, is obviously improved work efficiency, it is achieved systemic-function practical; Ensure that scheduling calculates data safe and reliable, drastically increase the tenability to electricity net safety stable analytical calculation;
8, the present invention realizes a source of the electric network datas such as grid model data center, dispatching running way data, layout data and shares, it is ensured that it is directly perceived, complete, accurately and unified that electrical network calculates data, it is ensured that promptness that mode calculates and accuracy; To off-line version GEO tidal current chart degree of depth transformation conventional at present with integrated, it is simple to directly use the achievement of off-line version GEO on Web, multi-source is shared to support a source to safeguard.
9, the invention solves WEB terminal geographical wiring diagram graph data and carry out source problem, for establishing data basis based on the graphics edition of WEB terminal; System can also can be accessed by browser end by client-access.
10, the drafting of geographical wiring diagram, label drafting, map sheet filtration etc. can be operated by the client of the present invention, and through GEO tabular, GIS data converts, finally realize browser end geographical wiring diagram is browsed, the function such as element location.
Accompanying drawing explanation
Fig. 1 is the inventive method flow chart;
Fig. 2 is the processing procedure figure of the knot DTS of the present invention;
Fig. 3 is that the present invention obtains writable data flowchart;
Fig. 4 is the data level graph of a relation of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be described in further detail.
Embodiment 1:
As shown in Fig. 14, the invention one geographical wiring diagram networking synchronization of this example and conversion method, said method comprising the steps of:
GEO documentation form
Convert for GIS data and data source is provided, use collaborative version geographical wiring diagram program to carry out GEO Document Editing and preserve operation, and then the geographical wiring diagram file of original binary system GEO form is carried out tabular process, be persisted to data base.
After tabular, following several the GEO tables of main generation
G_DATALINE: circuit internal in the connection line between plant stand and plant stand, comprises AC line, AC line, phase-shifting transformer, three-winding transformer three side, three-winding transformer two side, three-winding transformer side, two-winding transformer, series capacitor. Web does not show this circuit, is intended for Load flow calculation and uses.
G_LABEL: this table represents the mark of all of element.
G_LINESEGMENT: the line between subsidiary component and plant stand, the line between plant stand and plant stand
G_MAP: drawing information, whether the drawing being used for recording under this engineering was resolved.
G_NOTEGRAPH: annotation element. Straight line, rectangle, sector line, text, round rectangle, picture
G_PROINFOR: engineering information table, sets up the relation between region-area-user-engineering.
G_STATION: plant stand node is element most basic in geographical diagram. One plant stand can have multiple label. Plant stand node type is more, including thermal power plant, power station, nuclear power station, Pumped Storage Plant, phase modifier, the power plant in planning, more than 750kV transformer station, 750kV transformer station, 500kV transformer station, 330kV transformer station, 220kV transformer station, 110kV transformer station, 35KV transformer station, 10kV transformer station, below 10kV transformer station, electric railway traction substation, transformer station in planning, T-node, switchyard, string mends station, current conversion station, other power plant, other transformer station, subsystem.
G_SUBELEMENT: subsidiary component list, including electromotor, load, SVC, shnt capacitor
GIS form is changed
1, GIS data Transformation Service general technical route:
Basis of Database table after GEO documentation form is converted to the data of GIS form, build multithreading, each thread reads the data of GEO table specially and is packaged into a task and puts into queue, other threads are responsible for reading the task in queue, according to conversion map relation, data are persisted to data base according to the form of GIS. One task contains the information of the base components in map, such as point, line, mark, and these information carry out the flow process that persistence completes the conversion of data.
Conversion data source is from several Zhang Butong and may the table of irregular write data. Require over the data of these tables again according to certain mapping relations, complete the conversion of data.
2, writable data flow is obtained
1. system initialization: read and map allocation list, mapping relations are stored in buffer memory; Loading configuration file; Initialize multi-thread environment; Structure GIS work space.
2. thread pool distribution thread 1, thread 1 go read GEO table data, with a map for a unit, it has been found that data not on be transmitted through, just reading, be encapsulated as task, amendment task status is running status from original state, in order to prevent concurrent problem, afterwards, queue head is added.
3. thread pool distribution thread 2, no time in thread 2 meeting scan queue at set intervals have task, some words take out a task from the afterbody of queue, whether then look at is being currently running of task, the words being begin to parsing task, judge again during write GIS, be not be currently written into state then to abandon write, task flagging for uploading completion status after being successfully written.
3, table structure:
Mapping relations are designed as two database tables, and parent_node is master meter, represents the mapping between table and table, it is understood that there may be the situation of one-to-many, now source table is added suffix sequence number, and condition can add filtercondition. Node table is field mapping table, it is associated with parent_node, the configuration of mapping relations is completed by the configuration of his-and-hers watches, after having configured, system regularly can read data from the table of source, being transmitted with a map for a task, for guaranteed efficiency, data transmission adopts Producer and consumer's pattern. If consider that the data base of source table is very big, it is necessary to read in batches. Send at once after reading, it is ensured that internal memory will not be piled up.
Mapping table structure:
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit; although those of ordinary skill in the field with reference to above-described embodiment it is understood that still the specific embodiment of the present invention can be modified or equivalent replace; these are without departing from any amendment of spirit and scope of the invention or equivalent replace, within the claims of the present invention all awaited the reply in application.
Claims (10)
1. a geographical wiring diagram networking synchronization and conversion method, it is characterised in that: said method comprising the steps of:
(1) tabular client GEO file is persisted to data base again to GEO table;
(2) described GEO table is carried out GIS form conversion.
2. a kind of geographical wiring diagram networking synchronization as claimed in claim 1 and conversion method, it is characterised in that: the client GEO file in described step (1) passes through geographical wiring diagram program by its tabular.
3. a kind of geographical wiring diagram networking synchronization as claimed in claim 2 and conversion method, it is characterised in that: the GIS form transformation process in described step (2) comprises the following steps:
(2-1) GIS work space is constructed;
(2-2) task is set up;
(2-3) reading task also completes the conversion of GIS form.
4. a kind of geographical wiring diagram networking synchronization as claimed in claim 3 and conversion method, it is characterised in that: mapping relations are stored in buffer memory, loading configuration file and initialization thread environment by reading mapping allocation list and construct by described GIS work space.
5. a kind of geographical wiring diagram networking synchronization as claimed in claim 4 and conversion method, it is characterised in that: described thread includes the thread 1 reading the data of described GEO table and the thread 2 reading described task.
6. geographical wiring diagram networking synchronization as claimed in claim 5 a kind of and conversion method, it is characterised in that: the task of described step (2-2) reads the data of the GEO table being transmitted through on not by thread 1 and encapsulation forms; Amendment task status is running status and described task is put into queue head.
7. a kind of geographical wiring diagram networking synchronization as claimed in claim 6 and conversion method, it is characterised in that: described task includes affiliated engineering name, source table name, sends to resource name, task symbol, name map and data acquisition system to be sent.
8. a kind of geographical wiring diagram networking synchronization as claimed in claim 7 and conversion method, it is characterised in that: described step (2-3) reads task by described thread 2; Described thread 2 scanned described queue every 6 seconds, had detected whether task; When there being task, then take out the task that the middle sequence of described queue is last, check whether the task for being currently running, if task is to be in operation, then by task flagging for uploading completion status after resolving task and writing GIS; If task is not in operation, then abandon write.
9. a kind of geographical wiring diagram networking synchronization as claimed in claim 5 and conversion method, it is characterised in that: described thread 1 and thread 2 perform respective order by thread pool.
10. a kind of geographical wiring diagram networking synchronization as claimed in claim 4 and conversion method, it is characterised in that: described mapping relations include master meter parent_node and field mapping table Node; Described master meter parent_node represents the mapping between table and table, there is the situation of one-to-many; Described field mapping table Node and parent_node is associated, and is completed the configuration of mapping relations by the configuration of his-and-hers watches, and after having configured, system regularly can read data from the table of source, sends after reading.
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