CN106649839A - Reactive power distribution display method based on three-dimensional geographic map spatial arrangement - Google Patents
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Abstract
The invention discloses a reactive power distribution display method based on three-dimensional geographic map spatial arrangement. The method comprises the steps of 1, arranging parameters and functions of a three-dimensional geographic map; 2, obtaining real-time reactive power data of plant stations; 3, integrating the obtained real-time reactive power data of the plant stations, and calculating the reactive power transmission phenomenon between the plant stations, and the reactive power balance phenomenon and the reactive power inverse output phenomenon of each plant station; 4, displaying the plant station reactive power data obtained after calculation and calculation on the three-dimensional geographic map; 5, displaying the plant station consumption reactive distribution phenomenon on the three-dimensional geographic map in a color thermodynamic diagram. A dispatching worker performs an interaction control operation on the three-dimensional geographic map, can know the power grid reactive power distribution phenomenon and the plant station reactive power inverse output phenomenon on the whole, and can also know the reactive power balance phenomenon from the levels of the plant stations.
Description
Technical field
The invention belongs to dispatching automation of electric power systems field, more particularly, to a kind of based on three-dimensional geography map space layout
Reactive power distribution methods of exhibiting.
Background technology
With the development of society and technology, the electrical network scale that traffic departments at different levels are administered is increasing, the letter for being gathered
Breath is also more and more, and intelligentized monitoring is carried out to whole electrical network in the urgent need to a set of electric power scheduling automatization system.Online
Early warning is the important component part of dispatch automated system, the main monitoring and early warning realized to dispatching core business, such as right
In the early warning of voltage, for circuit, early warning of transformer load rate etc.；Dynamic evaluation is mainly from the security and abundant intensity of electrical network
Aspect builds the index system of assessment, and the running status of current electric grid is evaluated by the Dynamic Extraction to index and analysis.
Visualization technique refers to the method for expressing that abstract data or process are changed into figure or image, and power system is visual
Change is primarily referred to as load data abstract in power system, voltage data, flow data, load factor data etc. by contour
A kind of technological means that the modes such as line, isobath, curve, rod figure, pie chart represent.
The operation of stabilizing the economy of the distribution influence electrical network of System Reactive Power.Rational reactive power distribution can improve the electricity of electrical network
The indexs such as pressure, power factor, while can also reduce network loss, improve power supplying efficiency, improve power supply quality.At present, to idle point
The displaying of cloth is more the displaying of the metric data form on tidal current chart, and on-line early warning visualization is necessary between system plant stand
Idle transmission, plant stand is idle each index and plant stand reactive power consumption distribution situation monitored in real time, and to monitoring in real time and alert
Registration evidence carries out visual presentation.
The content of the invention
The technical problem to be solved is by providing a kind of idle point based on three-dimensional geography map space layout
Characters show method, the true geographical position of simulation plant-station on three-dimensional geographical map is visually opened up with plant stand transmission section without work value
Show the distribution situation of the idle transmission situation, each idle index of plant stand and plant stand reactive power consumption between plant stand, and with list general view
Form carries out projecting displaying to idle backspace power plant and substation's information, so as to intuitively present the distribution situation and important wind of electric network reactive-load
Dangerous information.
For achieving the above object, the technical solution adopted in the present invention is as follows：
A kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout, comprises the following steps：
Step 1, parameter and function that three-dimensional geographical map is set；
The parameter of the three-dimensional geographical map of setting includes：The display location of three-dimensional geographical map, boundary coordinate, the longitude and latitude of plant stand
Coordinate (for controlling display location of the plant stand on three-dimensional geographical map), and thermodynamic chart transparency is (for reaching best illustrated
Effect)；
The function of the three-dimensional geographical map of setting includes：
Coordinate transformation function, by the conversion of the latitude and longitude coordinates of set plant stand so that the plant stand is three-dimensional geographical
The relevant position of figure shows；
Color rendering function, causes to remain to pick out dimensionally after color rendering by set thermodynamic chart transparency
Reason figure；
The level display function such as component voltage, shows that respectively the plant stand under the electric pressure is idle according to different grades of magnitude of voltage
Data, can manually select the reactive power distribution situation of plant stand under the electric pressure for needing to check, it is to avoid because plant stand shows too much
Mixed and disorderly situation；
Interactive controlling listing function, shows the idle data of plant stand that user more pays close attention to, after click with tabular form
The position and level of zoom of the automatic push plant stands in three-dimensional geographical map；
Interactive controlling control function, realization is zoomed in and out, rotated to three-dimensional geographical map, the control of luffing angle, is easy to use
Family is watched.
Step 2, the reactive power data for obtaining from EMS system plant stand, the reactive power data include：Plant stand top-stitching
The nothing that idle, the plant stand generator that road transmission is idle, plant stand high voltage side of transformer is idle, plant stand reactive power compensator is produced is produced
Work(, idle, incoming idle, the plant stand circuit of plant stand circuit of idle, the plant stand load loss of plant stand transformer loss spread out of it is idle,
The standby capacity of reactive power compensation device of plant stand.
The acquired reactive power data of step 3, integration, calculate idle transmission situation between plant stand, and each factory
The reactive balance situation stood and idle anti-condition of giving a present；
The computational methods of idle transmission situation between plant stand：Using all plant stands as a non-directed graph vertex set, by T wiring
Road is split as plant stand to the virtual circuit of plant stand, using all of regular link and virtual circuit as a non-directed graph side collection,
According to two-end-point identical principle by the collection when collection is divided into N number of sub-, each sub- side collection is referred to as a transmission section (transmission
What section was represented is a plant stand to the idle transmission between another plant stand), by the regular link in each transmission section with
The line transmission of virtual circuit is idle cumulative, obtains the weighted value of the transmission section, and weighted value is the idle of the transmission section
Value；Digraph is redefined, plant stand defines side as side collection as vertex set, transmission section according to the weighted value of transmission section
Direction, weighted value is that canonical direction is forward direction, weighted value for negative then direction be reverse, resulting digraph reflect be exactly
Idle transmission situation between plant stand；
With plant stand as point, circuit as side, be that circuit is done into a classification as the purpose of a non-directed graph, criteria for classification is
Circuit two-end-point is identical, using two-end-point identical circuit as a transmission section.With plant stand as point, transmission section for side again
Digraph is defined, the direction on side is judged without work value according to transmission section, what resulting digraph reflected is exactly between plant stand
Idle transmission situation；
The computational methods of the reactive balance situation of plant stand：What reactive power compensator and generator were produced in calculating plant stand is idle
It is idle that accumulated value determines that plant stand is produced, and calculates transformer and the idle accumulated value of load loss in plant stand and determines that plant stand is lost nothing
Work(, calculates the incoming idle accumulated value of plant stand circuit and determines that plant stand reception is idle, and it is true that calculating factory Divergent line spreads out of idle accumulated value
Determine plant stand and send idle, calculate the standby capacity of reactive power compensation device accumulated value of plant stand and determine that plant stand is standby idle；By above-mentioned value
Calculating, you can judge whether whether the plant stand balances；
The computational methods of the idle anti-condition of giving a present of plant stand：Calculate the idle accumulated value of plant stand high voltage side of transformer and determine that plant stand disappears
Consumption is idle, if it is negative value that plant stand consumes idle value, the plant stand has idle anti-condition of giving a present.
Step 4, by the idle data display of plant stand obtained through conformity calculation on three-dimensional geographical map；
4-1, plant stand is illustrated on three-dimensional geographical map with form of icons；
Idle transmission situation, in the form of three-dimensional ribbon three are illustrated between 4-2, the plant stand that will be obtained through conformity calculation
On dimension geographical map；
The exhibition method of three-dimensional ribbon is：By the width of three-dimensional ribbon show idle transmission between plant stand without work value, lead to
The length for crossing three-dimensional ribbon shows the distance of idle transmission between plant stand, shows that plant stand becomes by the height of the beginning and end of ribbon
Depressor high-pressure side is idle, (so can be monitored well by the electric pressure of the idle transmission of color shows plant stand of ribbon
The situation of the idle transmission of remote Large Copacity).
4-3, the plant stand obtained through conformity calculation is consumed into idle, three-dimensional geography is illustrated in the form of three-dimensional post figure
On figure；
4-4, by the idle anti-condition of giving a present of the plant stand obtained through conformity calculation, to flash three-dimensional post figure and be equipped with label
Frame and list general view form are illustrated on three-dimensional geographical map, are clicked on list and are pushed the idle anti-position for sending plant stand；
4-5, by the reactive balance situation of the plant stand obtained through conformity calculation, to be segmented a point color three-dimensional post diagram form
It is illustrated on three-dimensional geographical map, is equipped with the details that label frame shows each idle index；
Step 5, by plant stand consumption reactive power distribution situation be illustrated on three-dimensional geographical map in the form of color thermodynamic chart；
The mode that specifically renders of color thermodynamic chart is：Configuration color and plant stand consume the color mapping table of idle numerical value,
Control color mapping table, consumes idle numerical value as the foundation of color rendering, in three-dimensional geographical map using plant stand coordinate and plant stand
On carry out after color rendering formed plant stand consume reactive power distribution situation thermodynamic chart, so can more intuitively from global show area
The plant stand in domain consumes reactive power distribution situation.
Beneficial effects of the present invention：
1) the idle real time data of plant stand is scientifically and rationally integrated, the numerous and disorderly idle real time data of plant stand is integrated into and can be embodied
The data mode that reactive power distribution and scheduling are more paid close attention to.
2) flow direction, weights, distance idle between plant stand is shown by the three-dimensional ribbon form based on geographical position, especially
The situation of the more concerned idle transmission of remote Large Copacity can intuitively be shown；By the three-dimensional post figure of flicker and list phase
With reference to form can show the idle anti-condition of giving a present of plant stand, especially the prominent of idle anti-condition of giving a present is shown and position pushes away
Send；The idle each index size of plant stand and accounting situation can be shown by the form of segmentation point color three-dimensional post figure, intuitively opened up
Show the idle balance of plant stand；It is equipped with the form of label frame to show the data details of each plant stand.
3) integral layout shows plant stand in the form of three-dimensional geographical map according to real geographical position, true rationally straight
See effective；List is equipped near geographical map and shows significant concern information in addition location push function, important risk information is projected
Show so that show that priority is clearly reasonable；Be equipped with interactive controlling control so that three-dimensional geography map space can rotate, pitching,
Scaling, accomplishes that vision shows without dead angle.
Description of the drawings
Fig. 1 is the flow chart of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings, embodiments of the present invention are illustrated.
A kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout, is opened in the present embodiment using C Plus Plus
Initialization module, data acquisition module, Data Integration computing module are sent out, using OPENGL technological development data display modules, such as
Shown in Fig. 1, following steps are performed：
S1, parameter and function that three-dimensional geographical map is set by initialization module；
The parameter of the three-dimensional geographical map of setting includes：The display location of three-dimensional geographical map, boundary coordinate, the longitude and latitude of plant stand
Coordinate, and thermodynamic chart transparency；
The function of the three-dimensional geographical map of setting includes：
Coordinate transformation function, the plant stand is caused in the corresponding of three-dimensional geographical map by the latitude and longitude coordinates of set plant stand
Position display；
Color rendering function, causes to remain to pick out dimensionally after color rendering by set thermodynamic chart transparency
Reason figure；
The level display function such as component voltage, shows that respectively the plant stand under the electric pressure is idle according to different grades of magnitude of voltage
Data；
Interactive controlling listing function, shows the idle data of plant stand that user pays close attention to, after click automatically with tabular form
Push position and level of zoom of the plant stand in three-dimensional geographical map；
Interactive controlling control function, realization is zoomed in and out, rotated to three-dimensional geographical map, the control of luffing angle.
Three-dimensional geographical map is the basic framework that model data shows, using OPENGL technologies that various level geographical map is broken
Piece is shown with the form of three-dimensional geographical map, then configures the true latitude coordinates of plant stand, through Coordinate Conversion by plant stand figure
Unit is illustrated on three-dimensional geographical map.On this basis, level display, interactive display list, the interactive controlling controls such as component voltage are added
Control is shown in different angles to three-dimensional geographical map etc. function.It is using giant-screen technology that showing interface is big in scheduling
Show on screen.
S2, by data acquisition module from EMS system, obtain plant stand reactive power data, the reactive power number
According to including：Factory's intersite line transmission is idle, plant stand high voltage side of transformer is idle, idle, the factory that plant stand reactive power compensator is produced
The idle of idle, plant stand transformer loss idle, plant stand load loss that generator of standing is produced, plant stand circuit it is incoming it is idle,
Plant stand circuit spreads out of the standby capacity of reactive power compensation device of idle, plant stand.
S3, acquired reactive power data are integrated by Data Integration computing module, calculate idle biography between plant stand
Defeated situation, and the reactive balance situation and idle anti-condition of giving a present of each plant stand；
The computational methods of idle transmission situation between plant stand：Using all plant stands as a non-directed graph vertex set, by T wiring
Road is split as plant stand to the virtual circuit of plant stand, using all of regular link and virtual circuit as a non-directed graph side collection,
According to two-end-point identical principle by the collection when collection is divided into N number of sub-, each sub- side collection is referred to as a transmission section, each is passed
The line transmission of regular link and virtual circuit in defeated section is idle cumulative, obtains the weighted value of the transmission section, weighted value
As the transmission section without work value；Digraph is redefined, plant stand transmits section as side collection, according to biography as vertex set
The weighted value of defeated section defines the direction on side, and weighted value is that canonical direction is forward direction, and weighted value is reverse, gained for negative then direction
The digraph reflection arrived is exactly idle transmission situation between plant stand；
The computational methods of the reactive balance situation of plant stand：What reactive power compensator and generator were produced in calculating plant stand is idle
It is idle that accumulated value determines that plant stand is produced, and calculates transformer and the idle accumulated value of load loss in plant stand and determines that plant stand is lost nothing
Work(, calculates the incoming idle accumulated value of plant stand circuit and determines that plant stand reception is idle, and it is true that calculating factory Divergent line spreads out of idle accumulated value
Determine plant stand and send idle, calculate the standby capacity of reactive power compensation device accumulated value of plant stand and determine that plant stand is standby idle；
The computational methods of the idle anti-condition of giving a present of plant stand：Calculate the idle accumulated value of plant stand high voltage side of transformer and determine that plant stand disappears
Consumption is idle, if it is negative value that plant stand consumes idle value, the plant stand has idle anti-condition of giving a present.
Idle real time data is shown Jing after conformity calculation.
S4, by data display module by the idle data display of plant stand obtained through conformity calculation in three-dimensional geographical map
On；
Specifically exhibition method is：With three-dimensional geographical map to show basis, according to the latitude coordinates of plant stand on geographical map, pass through
Coordinate Conversion determines data display position coordinates.The drafting for showing pel uses OPENGL technologies, and data display form is as follows：
S4-1, plant stand is illustrated on three-dimensional geographical map with form of icons；
Idle transmission situation, is illustrated in the form of three-dimensional ribbon between S4-2, the plant stand that will be obtained through conformity calculation
On three-dimensional geographical map；
The exhibition method of three-dimensional ribbon is：By the width of three-dimensional ribbon show idle transmission between plant stand without work value, lead to
The length for crossing three-dimensional ribbon shows the distance of idle transmission between plant stand, shows that plant stand becomes by the height of the beginning and end of ribbon
Depressor high-pressure side is idle, by the electric pressure of the idle transmission of color shows plant stand of ribbon.
S4-3, by the plant stand obtained through conformity calculation consume it is idle, be illustrated in dimensionally in the form of three-dimensional post figure
On reason figure；
S4-4, by the idle anti-condition of giving a present of the plant stand obtained through conformity calculation, to flash three-dimensional post figure and be equipped with mark
Sign frame and list general view form to be illustrated on three-dimensional geographical map, click on list and push the idle anti-position for sending plant stand；
S4-5, by the reactive balance situation of the plant stand obtained through conformity calculation, to be segmented a point color three-dimensional post figure
Formula is illustrated on three-dimensional geographical map, is equipped with the details that label frame shows each idle index.
S5, by data display module by plant stand consumption reactive power distribution situation be illustrated in three in the form of color thermodynamic chart
On dimension geographical map；
The mode that specifically renders of color thermodynamic chart is：Configuration color and plant stand consume the color mapping table of idle numerical value,
Control color mapping table is each plant stand reactive power consumption value one color of correspondence.Plant stand reactive power consumption value is used as data point, Jing
It is several virtual grids to cross Coordinate Conversion and calculate the region division in data range of point influence, according to mesh point and data point
Distance, using interpolation algorithm grid virtual data value is calculated, and the corresponding color value of grid virtual data is calculated, using OPENGL skills
Art carries out color rendering on geographical map and forms plant stand consumption without work value thermodynamic chart.Factory can on the whole be monitored by thermodynamic chart
Stand reactive power consumption distribution situation.
Claims (4)
1. a kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout, it is characterised in that comprise the following steps：
Step 1, parameter and function that three-dimensional geographical map is set；
Step 2, from EMS system, obtain the reactive power data of plant stand, the reactive power data include：Factory's intersite line
The nothing that idle, the plant stand generator that transmission is idle, plant stand high voltage side of transformer is idle, plant stand reactive power compensator is produced is produced
Work(, idle, incoming idle, the plant stand circuit of plant stand circuit of idle, the plant stand load loss of plant stand transformer loss spread out of it is idle,
The standby capacity of reactive power compensation device of plant stand；
The acquired reactive power data of step 3, integration, calculate the nothing of idle transmission situation and each plant stand between plant stand
Work(balance and idle anti-condition of giving a present；
The computational methods of idle transmission situation between plant stand：Using all plant stands as the vertex set of a non-directed graph, T links are torn open
Be divided into plant stand to the virtual circuit of plant stand, using all of regular link and virtual circuit as a non-directed graph side collection, according to
Two-end-point identical principle is by the collection when collection is divided into N number of sub-, and each sub- side collection is referred to as a transmission section, and each transmission is disconnected
The line transmission of regular link and virtual circuit in face is idle cumulative, obtains the weighted value of the transmission section, and weighted value is
The transmission section without work value；Digraph is redefined, plant stand is used as vertex set, and transmission section is disconnected according to transmission as side collection
The weighted value in face defines the direction on side, and weighted value is that canonical direction is forward direction, weighted value be for negative then direction it is reverse, it is resulting
Digraph reflection is exactly idle transmission situation between plant stand；
The computational methods of the reactive balance situation of plant stand：Calculate reactive power compensator and the idle of generator generation in plant stand to add up
It is idle that value determines that plant stand is produced, and calculates transformer and the idle accumulated value of load loss in plant stand and determines that plant stand loss is idle, meter
Calculate the incoming idle accumulated value of plant stand circuit and determine that plant stand reception is idle, calculating factory Divergent line spreads out of idle accumulated value and determines plant stand
Send idle, calculate the standby capacity of reactive power compensation device accumulated value of plant stand and determine that plant stand is standby idle；
The computational methods of the idle anti-condition of giving a present of plant stand：Calculate the idle accumulated value of plant stand high voltage side of transformer and determine that plant stand consumes nothing
Work(, if it is negative value that plant stand consumes idle value, there is idle anti-condition of giving a present in the plant stand；
Step 4, by the idle data display of plant stand obtained through conformity calculation on three-dimensional geographical map；
4-1, plant stand is illustrated on three-dimensional geographical map with form of icons；
Idle transmission situation, is illustrated in dimensionally in the form of three-dimensional ribbon between 4-2, the plant stand that will be obtained through conformity calculation
On reason figure；
4-3, by the plant stand obtained through conformity calculation consume it is idle, be illustrated in three-dimensional geographical map in the form of three-dimensional post figure
On；
4-4, by the idle anti-condition of giving a present of the plant stand obtained through conformity calculation, with flash three-dimensional post figure and be equipped with label frame and
List general view form is illustrated on three-dimensional geographical map, is clicked on list and is pushed the idle anti-position for sending plant stand；
4-5, by the reactive balance situation of the plant stand obtained through conformity calculation, shown with being segmented a point color three-dimensional post diagram form
On three-dimensional geographical map, the details that label frame shows each idle index are equipped with；
Step 5, by plant stand consumption reactive power distribution situation be illustrated on three-dimensional geographical map in the form of color thermodynamic chart.
2. a kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout according to claim 1, its feature
It is that the parameter of the three-dimensional geographical map arranged in step 1 includes：The display location of three-dimensional geographical map, boundary coordinate, the Jing of plant stand
Latitude coordinate, and thermodynamic chart transparency；
The function of the three-dimensional geographical map arranged in step 1 includes：
Coordinate transformation function, the plant stand is caused in the relevant position of three-dimensional geographical map by the latitude and longitude coordinates of set plant stand
Show；
Color rendering function, causes to remain to pick out three-dimensional geography after color rendering by set thermodynamic chart transparency
Figure；
The level display function such as component voltage, the idle number of plant stand under the electric pressure is shown respectively according to different grades of magnitude of voltage
According to；
Interactive controlling listing function, with tabular form the idle data of plant stand that user pays close attention to, automatic push after click are shown
Position and level of zoom of the plant stand in three-dimensional geographical map；
Interactive controlling control function, realization is zoomed in and out, rotated to three-dimensional geographical map, the control of luffing angle.
3. a kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout according to claim 1, its feature
It is that the exhibition method of three-dimensional ribbon is described in step 4-2：Idle transmission between plant stand is shown by the width of three-dimensional ribbon
Without work value, the distance of idle transmission between plant stand is shown by the length of three-dimensional ribbon, by the height of the beginning and end of ribbon
Show that plant stand high voltage side of transformer is idle, by the electric pressure of the idle transmission of color shows plant stand of ribbon.
4. a kind of reactive power distribution methods of exhibiting based on three-dimensional geography map space layout according to claim 1, its feature
It is that the mode that specifically renders of color thermodynamic chart described in step 5 is：Configuration color and plant stand consume the color of idle numerical value
Plant stand coordinate and plant stand are consumed idle numerical value as the foundation of color rendering, in three-dimensional by mapping table, control color mapping table
Carry out forming plant stand consumption reactive power distribution situation thermodynamic chart after color rendering on geographical map.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108345229A (en) * | 2018-02-01 | 2018-07-31 | 贵州电网有限责任公司 | Real time information concentrates display systems |
| CN113486223A (en) * | 2021-06-07 | 2021-10-08 | 海南太美航空股份有限公司 | Air route display method and system and electronic equipment |
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| CN102169412A (en) * | 2011-03-31 | 2011-08-31 | 北京清大高科***控制有限公司 | Real-time three-dimensional visual system of power grid |
| CN105354680A (en) * | 2015-11-25 | 2016-02-24 | 中国电力科学研究院 | GIS-based auxiliary determination and analysis method for grid section |
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| CN108345229A (en) * | 2018-02-01 | 2018-07-31 | 贵州电网有限责任公司 | Real time information concentrates display systems |
| CN113486223A (en) * | 2021-06-07 | 2021-10-08 | 海南太美航空股份有限公司 | Air route display method and system and electronic equipment |
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