CN105184684B - Operation of power networks status information method and system - Google Patents
Operation of power networks status information method and system Download PDFInfo
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- CN105184684B CN105184684B CN201510654036.6A CN201510654036A CN105184684B CN 105184684 B CN105184684 B CN 105184684B CN 201510654036 A CN201510654036 A CN 201510654036A CN 105184684 B CN105184684 B CN 105184684B
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Abstract
A kind of operation of power networks status information method and system obtain the device type and device location information of component equipment, and the location information to be measured of tested point and tested point is determined according to device type and device location information；The monitoring location information and monitoring weather information for obtaining weather monitoring point determine the weather information to be measured of tested point according to location information to be measured, monitoring location information and monitoring weather information；According to device type and weather information to be measured, the equipment weather information of component equipment is determined, and obtain the equipment electric information of component equipment；Operation of power networks state includes the equipment electric information and equipment weather information of each component equipment.Since operation of power networks state includes the equipment electric information and equipment weather information of each component equipment, therefore the analysis result that power system security stability analysis is carried out with the operation of power networks state that operation of power networks status information method or the system obtain is more acurrate.
Description
Technical field
The present invention relates to field of power more particularly to a kind of operation of power networks status information method and system.
Background technology
Operation of power networks state refers to power grid in different service conditions (such as load level, configuration of contributing, system wiring, failure
Deng) under electric network element equipment working condition, it can reflect network topology situation during operation of power networks and trend distribution
Situation.Power system security stability analysis is that basic modeling analysis obtains with operation of power networks state.In current power grid tune
It spending in control model, Operation of Electric Systems personnel generally utilize typical operation of power networks state, by power grid security analysis tool,
Safe operation rule of the power grid under typical operation is obtained, the safe operation space of regulation power grid is come.
With the fast development of alternating current-direct current power grid, regenerative resource and controllable burden ratio are continuously increased, operation of power networks side
The time variation and complexity of formula are increasingly enhanced, and increase the operation risk and control difficulty of power grid.The safe operation of power grid is not only
It is associated with electricabsorption agent closely, it is also closely bound up with the non-electrical factor such as meteorology, and these non-electrical factors are to the shadow of power grid
Sound just gradually expands.Currently, in the information-based method of operation of power networks state, does not consider non-electrical factor, lead to electric system
Security and stability analysis result is not accurate enough.
Invention content
Based on this, it is necessary to provide a kind of consideration climatic factor, improve power system security stability analysis result accuracy
Operation of power networks status information method and system.
A kind of operation of power networks status information method, including step：
The device type and device location information of component equipment are obtained, and according to the device type and the device location
Information determines the location information to be measured of tested point and the tested point；
The monitoring location information and monitoring weather information for obtaining weather monitoring point, according to the location information to be measured, described
Location information and the monitoring weather information are monitored, determines the weather information to be measured of the tested point；
According to the device type and the weather information to be measured, the equipment weather information of the component equipment is determined, and
Obtain the equipment electric information of the component equipment；The operation of power networks state includes the equipment of each component equipment
Electric information and the equipment weather information.
Above-mentioned operation of power networks status information method obtains the device type and device location information of component equipment, and root
The location information to be measured of tested point and the tested point is determined according to the device type and the device location information；It obtains meteorological
The monitoring location information and monitoring weather information of monitoring point, according to location information, the monitoring location information and the institute to be measured
Monitoring weather information is stated, determines the weather information to be measured of the tested point；According to the device type and the meteorological letter to be measured
Breath, determines the equipment weather information of the component equipment, and obtain the equipment electric information of the component equipment；The power grid fortune
Row state includes the equipment electric information of each component equipment and the equipment weather information.Since the power grid is transported
Row state includes the equipment electric information of each component equipment and the equipment weather information, therefore the power grid is used to transport
The analysis result that the operation of power networks state that row status information method obtains carries out power system security stability analysis is more acurrate.
A kind of operation of power networks status information system, including：
Tested point determining module, device type and device location information for obtaining component equipment, and set according to described
Standby type and the device location information determine the location information to be measured of tested point and the tested point；
Meteorology determining module to be measured, the monitoring location information for obtaining weather monitoring point and monitoring weather information, according to
The location information to be measured, the monitoring location information and the monitoring weather information, determine the meteorology to be measured of the tested point
Information；
Equipment meteorology determining module, for according to the device type and the weather information to be measured, determining the element
The equipment weather information of equipment, and obtain the equipment electric information of the component equipment；The operation of power networks state includes each
The equipment electric information of the component equipment and the equipment weather information.
Above-mentioned operation of power networks status information system, tested point determining module obtain the device type and equipment of component equipment
Location information, and determine according to the device type and the device location information position to be measured of tested point and the tested point
Information；Meteorology determining module to be measured obtains the monitoring location information and monitoring weather information of weather monitoring point, according to described to be measured
Location information, the monitoring location information and the monitoring weather information, determine the weather information to be measured of the tested point；Equipment
Meteorological determining module determines the equipment meteorology letter of the component equipment according to the device type and the weather information to be measured
Breath, and obtain the equipment electric information of the component equipment；The operation of power networks state includes the institute of each component equipment
State equipment electric information and the equipment weather information.Since the operation of power networks state includes the institute of each component equipment
State equipment electric information and the equipment weather information, therefore the operation of power networks obtained with the operation of power networks status information system
The analysis result that state carries out power system security stability analysis is more acurrate.
Description of the drawings
Fig. 1 is the flow chart of a kind of operation of power networks status information method of embodiment；
Fig. 2 is the particular flow sheet of a step of the operation of power networks status information method of Fig. 1；
Fig. 3 is the schematic diagram of node type component equipment；
Fig. 4 is the schematic diagram of connecting line type component equipment；
Fig. 5 is the particular flow sheet of another step of the operation of power networks status information method of Fig. 1；
Fig. 6 is the more specific details flow chart of a step of Fig. 5；
Fig. 7 is a kind of structure chart of the operation of power networks status information system of embodiment；
Fig. 8 is the cellular construction figure of a module of the operation of power networks status information system of Fig. 7；
Fig. 9 is the cellular construction figure of another module of the operation of power networks status information system of Fig. 7；
Figure 10 is the sub-unit structure figure of a unit of the cellular construction figure of Fig. 9.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.Keep the understanding to the disclosure more saturating on the contrary, purpose of providing these embodiments is
It is thorough comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " or/and " include one or more phases
Any and all combinations of the Listed Items of pass.
As shown in Figure 1, a kind of operation of power networks status information method of embodiment, including step：
S110：The device type and device location information of component equipment are obtained, and according to the device type and described is set
Standby location information determines the location information to be measured of tested point and the tested point.
According to component equipment it is across geographic area the case where component equipment device type be divided into two kinds：One is institutes across ground
It is smaller to manage region, node type component equipment, such as generator, transformer of node etc. can be abstracted as；Another kind is institute across ground
It is larger to manage region, the connecting line type component equipment of line, such as circuit etc. can be abstracted as.Device type includes node type and line
Type.What node type component equipment can determine a tested point and tested point according to the device location information of component equipment waits for location
Confidence ceases；Connecting line type component equipment can determine multiple tested points and multiple tested points according to the device location information of component equipment
Location information to be measured.It specifically, can be rectangular by being drawn on the geographical connection line chart of component equipment and weather monitoring point
The mode of grid determines the location information to be measured of the tested point and the tested point corresponding to connecting line type component equipment.
Being determined according to the device type and the device location information for step S110 is waited in one of the embodiments,
The step of location information to be measured of measuring point and the tested point, as shown in Fig. 2, including：
S111：Judge the device type.
If the device type is node type, S113 is thened follow the steps.If the device type is connecting line type, step is executed
Rapid S115.
S113：Determine that the tested point is the point where the component equipment, the location information to be measured is the equipment
Location information.
If the device type is node type, as shown in figure 3, the quantity of the tested point is one, it may be determined that described
Location information to be measured is the device location information of the component equipment.
S115：Square net is drawn on the geographical connection line chart of the component equipment and weather monitoring point, and determines institute
Four vertex that tested point is each grid that the component equipment passes through are stated, the location information to be measured is the component equipment
The location information on four vertex of each grid passed through.
If the device type is connecting line type, as shown in figure 4, the quantity of the tested point is multiple, it may be determined that described
Location information to be measured is the location information on four vertex of each grid that the component equipment passes through.In Fig. 4, connecting line type member
Four vertex of second grid that part equipment is passed through are indicated with A, B, C, D respectively；Each weather monitoring point is respectively：A1(x1,
y1), A2(x2,y2), A3(x3,y3) ..., An(xn,yn), wherein n is the quantity of weather monitoring point.
S120：The monitoring location information and monitoring weather information for obtaining weather monitoring point, according to the location information to be measured,
The monitoring location information and the monitoring weather information, determine the weather information to be measured of the tested point.
According to location information, the monitoring location information and the monitoring weather information to be measured, determine described to be measured
When the weather information to be measured of point, two kinds of situations can be divided into：
(1) if the location information to be measured and the monitoring location information distance are in prescribed limit, that is, tested point is attached
When being closely provided with weather monitoring point, it may be determined that the monitoring weather information got is the weather information to be measured of tested point.
(2) if the location information to be measured and monitoring location information distance be not in prescribed limit, that is, tested point
When weather monitoring point not nearby being arranged, step S120 includes step S130 and step S150.
It is to be appreciated that in some embodiments, both of these case, step S120 can include step S130 and step
S150。
S170：According to the device type and the weather information to be measured, the equipment meteorology letter of the component equipment is determined
Breath, and obtain the equipment electric information of the component equipment.The operation of power networks state includes the institute of each component equipment
State equipment electric information and the equipment weather information.
Obtaining the mode of the equipment electric information of the component equipment can be, by the way that electric information harvester is arranged,
Acquire the equipment electric information of the component equipment in power grid.In this way, equipment electric information can be obtained by harvester.
According to the device type and the weather information to be measured, determine that the equipment weather information of the component equipment can also
It is divided into two kinds of situations：
(1) if the device type is node type, the quantity of tested point is one, it may be determined that the gas to be measured of tested point
Image information is equipment weather information.
(2) if the device type is connecting line type, the equipment weather information is distributed weather information, the distribution
Formula weather information is the average value of the weather information to be measured on four vertex of each grid that the component equipment passes through.
Above-mentioned operation of power networks status information method obtains the device type and device location information of component equipment, and root
The location information to be measured of tested point and the tested point is determined according to the device type and the device location information；It obtains meteorological
The monitoring location information and monitoring weather information of monitoring point, according to location information, the monitoring location information and the institute to be measured
Monitoring weather information is stated, determines the weather information to be measured of the tested point；According to the device type and the meteorological letter to be measured
Breath, determines the equipment weather information of the component equipment, and obtain the equipment electric information of the component equipment；The power grid fortune
Row state includes the equipment electric information of each component equipment and the equipment weather information.Since the power grid is transported
Row state includes the equipment electric information of each component equipment and the equipment weather information, therefore the power grid is used to transport
The analysis result that the operation of power networks state that row status information method obtains carries out power system security stability analysis is more acurrate.
In one of the embodiments, as shown in figure 5, step S120 includes step S130 and step S150.
S130：The monitoring location information of the weather monitoring point in power grid with tested point distance within a preset range is obtained, and
According to the location information to be measured and the monitoring location information, influence power of the weather monitoring point to the tested point is determined
Value.
It includes coordinate information to monitor location information, as shown in figure 4, the coordinate letter of each weather monitoring point (being indicated with open circles)
Breath is denoted as respectively：A1(x1,y1), A2(x2,y2), A3(x3,y3) ..., An(xn,yn), wherein n be power grid in tested point distance
The quantity of weather monitoring point within a preset range；And the coordinate information of the location information to be measured of tested point (being indicated with filled circles)
It is denoted as：T(x,y).In this way, each meteorology can be determined according to the coordinate information of each weather monitoring point and the coordinate information of tested point
Influence weights of the monitoring point to the tested point.
Specifically, the step of influence weights of the determination of the step S130 weather monitoring point to the tested point, such as Fig. 6
It is shown, including：
S133：According to the location information to be measured and the monitoring location information, determine the tested point to the meteorology
The distance of monitoring point.
According to the coordinate information of the location information to be measured of tested point and the coordinate of the monitoring location information of each weather monitoring point
Information can determine that tested point arrives the distance of each weather monitoring point respectively, wherein distance of the tested point to i-th of weather monitoring point
Use diIt indicates, wherein the ranging from 1-n of i.
S135：According to the distance, influence weights of the weather monitoring point to the tested point are determined.
Influence weights α of i-th of weather monitoring point to tested pointiIt indicates, αiDetermination formula can be：
S150：Obtain the monitoring weather information of the weather monitoring point in power grid with tested point distance within a preset range, root
According to the influence weights and the monitoring weather information, the weather information to be measured of the tested point is determined.
The weather information of description meteorological condition can be divided into continuous data (such as temperature, humidity and wind-force) and discrete data
(such as become a fine day, rain, weather condition of snowing).Its actual value is directly recorded for continuous data；For discrete data, use
0-1 variable descriptions.For example, for whether raining, it can indicate not raining with 0,1 indicates to rain.In the present embodiment, gas is monitored
Image information and weather information to be measured belong to weather information.
The monitoring weather information f (x of i-th of weather monitoring pointi,yi) indicate, the weather information to be measured of j-th of tested point
Use fj(xi,yi) indicate, fj(xi,yi) determination formula can be：
Wherein, m is the quantity of tested point；M can be 1 or 4 multiple.
For continuous data, f is takenj(xi,yi) value be pass through fj(xi,yi) determination formula required by value.For
Discrete data, can also determine as needed be more than or more than or equal to predetermined value when, fj(xi,yi) value be 1；Otherwise, it is 0.
In the present embodiment, f is takenj(xi,yi) value be immediate state value, i.e., preset value be 0.5.
When the quantity of tested point is one, i.e., device type is node type, it may be determined that the weather information of equipment is first
The weather information f to be measured of a tested point1(xi,yi)。
When the quantity of tested point is multiple, i.e., device type is connecting line type, and equipment weather information is distributed weather information,
It can determine that the distributed weather information is the meteorological letter to be measured on four vertex of each grid that the component equipment passes through
The average value of breath.At this point, the multiple that the value of m is 4.Distributed weather information includes m/4 item datas.It is set for element per item data
The average value of to be measured weather information of four vertex of the standby each grid passed through as tested point.
As shown in fig. 7, a kind of operation of power networks status information system of embodiment, including：
Tested point determining module 110, device type and device location information for obtaining component equipment, and according to described
Device type and the device location information determine the location information to be measured of tested point and the tested point.
According to component equipment it is across geographic area the case where component equipment device type be divided into two kinds：One is institutes across ground
It is smaller to manage region, node type component equipment, such as generator, transformer of node etc. can be abstracted as；Another kind is institute across ground
It is larger to manage region, the connecting line type component equipment of line, such as circuit etc. can be abstracted as.Device type includes node type and line
Type.What node type component equipment can determine a tested point and tested point according to the device location information of component equipment waits for location
Confidence ceases；Connecting line type component equipment can determine multiple tested points and multiple tested points according to the device location information of component equipment
Location information to be measured.It specifically, can be rectangular by being drawn on the geographical connection line chart of component equipment and weather monitoring point
The mode of grid determines the location information to be measured of the tested point and the tested point corresponding to connecting line type component equipment.
Tested point determining module 110 in one of the embodiments, as shown in figure 8, including：
Type judging unit 111, for judging the device type.
If the device type is node type, node type determination unit 113 is executed.If the device type is line
Type then executes connecting line type determination unit 115.
Node type determination unit 113, it is described to wait for location for determining point of the tested point where the component equipment
Confidence breath is the device location information.
If the device type is node type, as shown in figure 3, the quantity of the tested point is one, it may be determined that described
Location information to be measured is the device location information of the component equipment.
Connecting line type determination unit 115, for being drawn on the geographical connection line chart of the component equipment and weather monitoring point
Square net, and determine that the tested point is four vertex of each grid that the component equipment passes through, the position to be measured
Information is the location information on four vertex of each grid that the component equipment passes through.
If the device type is connecting line type, as shown in figure 4, the quantity of the tested point is multiple, it may be determined that described
Location information to be measured is the location information on four vertex of each grid that the component equipment passes through.In Fig. 4, connecting line type member
Four vertex of second grid that part equipment is passed through are indicated with A, B, C, D respectively；Each weather monitoring point is respectively：A1(x1,
y1), A2(x2,y2), A3(x3,y3) ..., An(xn,yn), wherein n is the quantity of weather monitoring point.
Meteorology determining module 120 to be measured, the monitoring location information for obtaining weather monitoring point and monitoring weather information, root
According to location information, the monitoring location information and the monitoring weather information to be measured, the gas to be measured of the tested point is determined
Image information.
According to location information, the monitoring location information and the monitoring weather information to be measured, determine described to be measured
When the weather information to be measured of point, two kinds of situations can be divided into：
(1) if the location information to be measured and the monitoring location information distance are in prescribed limit, that is, tested point is attached
When being closely provided with weather monitoring point, it may be determined that the monitoring weather information got is the weather information to be measured of tested point.
(2) if the location information to be measured and monitoring location information distance be not in prescribed limit, that is, tested point
When weather monitoring point not nearby being arranged, meteorology determining module 120 to be measured, which includes step, influences weights determination unit 130 and gas to be measured
As determination unit 150.
It is to be appreciated that in some embodiments, both of these case, meteorology determining module 120 to be measured can include shadow
Ring weights determination unit 130 and meteorological determination unit 150 to be measured.
Equipment meteorology determining module 170, for according to the device type and the weather information to be measured, determining the member
The equipment weather information of part equipment, and obtain the equipment electric information of the component equipment.The operation of power networks state includes each
The equipment electric information of a component equipment and the equipment weather information.
Obtaining the mode of the equipment electric information of the component equipment can be, by the way that electric information harvester is arranged,
Acquire the equipment electric information of the component equipment in power grid.In this way, equipment electric information can be obtained by harvester.
According to the device type and the weather information to be measured, determine that the equipment weather information of the component equipment can also
It is divided into two kinds of situations：
(1) if the device type is node type, the quantity of tested point is one, it may be determined that the gas to be measured of tested point
Image information is equipment weather information.
(2) if the device type is connecting line type, the equipment weather information is distributed weather information, the distribution
Formula weather information is the average value of the weather information to be measured on four vertex of each grid that the component equipment passes through.
Above-mentioned operation of power networks status information system, tested point determining module 110 obtain component equipment device type and
Device location information, and the to be measured of tested point and the tested point is determined according to the device type and the device location information
Location information；Meteorology determining module 120 to be measured obtains the monitoring location information and monitoring weather information of weather monitoring point, according to institute
Location information, the monitoring location information and the monitoring weather information to be measured are stated, determines the meteorological letter to be measured of the tested point
Breath；Equipment meteorology determining module 170 determines setting for the component equipment according to the device type and the weather information to be measured
Standby weather information, and obtain the equipment electric information of the component equipment；The operation of power networks state includes each element
The equipment electric information of equipment and the equipment weather information.Since the operation of power networks state includes each element
The equipment electric information of equipment and the equipment weather information, therefore obtained with the operation of power networks status information system
The analysis result that operation of power networks state carries out power system security stability analysis is more acurrate.
In one of the embodiments, as shown in figure 9, meteorology determining module 120 to be measured includes influencing weights determination unit
130 and meteorological determination unit 150 to be measured.
Weights determination unit 130 is influenced, for obtaining the weather monitoring in power grid with tested point distance within a preset range
The monitoring location information of point, and according to the location information to be measured and the monitoring location information, determine the weather monitoring point
Influence weights to the tested point.
It includes coordinate information to monitor location information, as shown in figure 4, the coordinate letter of each weather monitoring point (being indicated with open circles)
Breath is denoted as respectively：A1(x1,y1), A2(x2,y2), A3(x3,y3) ..., An(xn,yn), wherein n be power grid in tested point distance
The quantity of weather monitoring point within a preset range；And the coordinate information of the location information to be measured of tested point (being indicated with filled circles)
It is denoted as：T(x,y).In this way, each meteorology can be determined according to the coordinate information of each weather monitoring point and the coordinate information of tested point
Influence weights of the monitoring point to the tested point.
Specifically, weights determination unit 130 is influenced, as shown in Figure 10, including：
Apart from determination subelement 133, described according to the location information to be measured and the monitoring location information, determining
Distance of the tested point to the weather monitoring point.
According to the coordinate information of the location information to be measured of tested point and the coordinate of the monitoring location information of each weather monitoring point
Information can determine that tested point arrives the distance of each weather monitoring point respectively, wherein distance of the tested point to i-th of weather monitoring point
Use diIt indicates, wherein the ranging from 1-n of i.
Weights determination subelement 135, for according to the distance, determining shadow of the weather monitoring point to the tested point
Ring weights.
Influence weights α of i-th of weather monitoring point to tested pointiIt indicates, αiDetermination formula can be：
Meteorology determination unit 150 to be measured, for obtaining the weather monitoring in power grid with tested point distance within a preset range
The monitoring weather information of point determines the meteorology to be measured of the tested point according to the influence weights and the monitoring weather information
Information.
The weather information of description meteorological condition can be divided into continuous data (such as temperature, humidity and wind-force) and discrete data
(such as become a fine day, rain, weather condition of snowing).Its actual value is directly recorded for continuous data；For discrete data, use
0-1 variable descriptions.For example, for whether raining, it can indicate not raining with 0,1 indicates to rain.In the present embodiment, gas is monitored
Image information and weather information to be measured belong to weather information.
The monitoring weather information f (x of i-th of weather monitoring pointi,yi) indicate, the weather information to be measured of j-th of tested point
Use fj(xi,yi) indicate, fj(xi,yi) determination formula can be：
Wherein, m is the quantity of tested point；M can be 1 or 4 multiple.
For continuous data, f is takenj(xi,yi) value be pass through fj(xi,yi) determination formula required by value.For
Discrete data, can also determine as needed be more than or more than or equal to predetermined value when, fj(xi,yi) value be 1；Otherwise, it is 0.
In the present embodiment, f is takenj(xi,yi) value be immediate state value, i.e., preset value be 0.5.
When the quantity of tested point is one, i.e., device type is node type, it may be determined that the weather information of equipment is first
The weather information f to be measured of a tested point1(xi,yi)。
When the quantity of tested point is multiple, i.e., device type is connecting line type, and equipment weather information is distributed weather information,
It can determine that the distributed weather information is the meteorological letter to be measured on four vertex of each grid that the component equipment passes through
The average value of breath.At this point, the multiple that the value of m is 4.Distributed weather information includes m/4 item datas.It is set for element per item data
The average value of to be measured weather information of four vertex of the standby each grid passed through as tested point.
Only several embodiments of the present invention are expressed for above example, the description thereof is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, multiple modification and improvement can also be made, these belong to the protection model of the present invention
It encloses.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (2)
1. a kind of operation of power networks status information method, which is characterized in that including step：
The device type and device location information of component equipment are obtained, and according to the device type and the device location information
Determine the location information to be measured of tested point and the tested point；
The monitoring location information and monitoring weather information for obtaining weather monitoring point, according to the location information to be measured, the monitoring
Location information and the monitoring weather information, determine the weather information to be measured of the tested point；
According to the device type and the weather information to be measured, the equipment weather information of the component equipment is determined, and obtain
The equipment electric information of the component equipment；The operation of power networks state includes that the equipment of each component equipment is electrical
Information and the equipment weather information；
The monitoring location information for obtaining weather monitoring point and monitoring weather information, according to the location information to be measured, described
The step of monitoring location information and the monitoring weather information, determining the weather information to be measured of the tested point, including：
The monitoring location information of the weather monitoring point in power grid with tested point distance within a preset range is obtained, and according to institute
Location information to be measured and the monitoring location information are stated, determines influence weights of the weather monitoring point to the tested point；
The monitoring weather information for obtaining the weather monitoring point in power grid with tested point distance within a preset range, according to described
Weights and the monitoring weather information are influenced, determines the weather information to be measured of the tested point；
It is described according to the location information to be measured and the monitoring location information, determine the weather monitoring point to the tested point
Influence weights the step of, including：
According to the location information to be measured and the monitoring location information, determine the tested point to the weather monitoring point away from
From；
According to the distance, influence weights of the weather monitoring point to the tested point are determined；
Influence weights α of i-th of weather monitoring point to tested pointiIt indicates, αiDetermination formula be：
Wherein, n is the quantity of the weather monitoring point with tested point distance within a preset range in power grid；diIt is described
Distance of the tested point to i-th of weather monitoring point；
The monitoring weather information f (x of i-th of weather monitoring pointi,yi) indicate, the weather information f to be measured of j-th of tested pointj
(xi,yi) indicate, fj(xi,yi) determination formula be：
Wherein, m is the quantity of tested point；The multiple that m is 1 or 4；
It is described to determine that the position to be measured of tested point and the tested point is believed according to the device type and the device location information
The step of breath, including：
Judge the device type；
If the device type is node type, determine that the tested point is the point where the component equipment, the position to be measured
Information is the device location information；
If the device type is connecting line type, drawn on the geographical connection line chart of the component equipment and weather monitoring point rectangular
Grid, and determine that the tested point is four vertex of each grid that the component equipment passes through, the location information to be measured
For the location information on four vertex of each grid of component equipment process.
2. a kind of operation of power networks status information system, which is characterized in that including：
Tested point determining module, device type and device location information for obtaining component equipment, and according to the equipment class
Type and the device location information determine the location information to be measured of tested point and the tested point；
Meteorology determining module to be measured, the monitoring location information for obtaining weather monitoring point and monitoring weather information, according to described
Location information, the monitoring location information and the monitoring weather information to be measured, determine the weather information to be measured of the tested point；
Equipment meteorology determining module, for according to the device type and the weather information to be measured, determining the component equipment
Equipment weather information, and obtain the equipment electric information of the component equipment；The operation of power networks state includes each described
The equipment electric information of component equipment and the equipment weather information；
The meteorological determining module to be measured, including：
Weights determination unit is influenced, for obtaining the weather monitoring point in power grid with tested point distance within a preset range
Location information is monitored, and according to the location information to be measured and the monitoring location information, determines the weather monitoring point to institute
State the influence weights of tested point；
Meteorology determination unit to be measured, for obtaining the weather monitoring point in power grid with tested point distance within a preset range
Monitoring weather information determines the weather information to be measured of the tested point according to the influence weights and the monitoring weather information；
The influence weights determination unit, including：
Apart from determination subelement, for according to the location information to be measured and the monitoring location information, determining the tested point
To the distance of the weather monitoring point；
Weights determination subelement, for according to the distance, determining influence weights of the weather monitoring point to the tested point；
Influence weights α of i-th of weather monitoring point to tested pointiIt indicates, αiDetermination formula be：
Wherein, n is the quantity of the weather monitoring point with tested point distance within a preset range in power grid；diIt is described
Distance of the tested point to i-th of weather monitoring point；
The monitoring weather information f (x of i-th of weather monitoring pointi,yi) indicate, the weather information f to be measured of j-th of tested pointj
(xi,yi) indicate, fj(xi,yi) determination formula be：
Wherein, m is the quantity of tested point；The multiple that m is 1 or 4；
The tested point determining module includes：
Type judging unit, for judging the device type；
Node type determination unit determines the tested point for the component equipment institute if being node type for the device type
Point, the location information to be measured be the device location information；
Connecting line type determination unit, if being connecting line type for the device type, on the component equipment and the ground of weather monitoring point
Square net is drawn on reason connection line chart, and determines four tops that the tested point is each grid that the component equipment passes through
Point, the location information to be measured are the location information on four vertex of each grid that the component equipment passes through.
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