CN106779170A - A kind of method and device of automatic discrimination passage screen of trees hidden danger - Google Patents
A kind of method and device of automatic discrimination passage screen of trees hidden danger Download PDFInfo
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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Abstract
The embodiment of the invention discloses a kind of method and device of automatic discrimination passage screen of trees hidden danger.The method includes：Set up the reference hierarchy of screen of trees Hidden Danger；Configure the hidden danger forecast model of electric transmission line channel forest；Obtain the vertical range Dv of the hidden danger forest distance of wire to be measured and horizontal range Dh of the hidden danger forest to be measured and the wire, and according to the hidden danger forecast model automatic discrimination hidden danger forest to be measured hidden danger.So as to present invention advantage compared with prior art is：(1) the automatic reference hierarchy set up and dynamically adjust forest Hidden Danger of regulation that can be run according to transmission line safety；(2) automatic measurement ＆ calculation of minimum clearance between hidden danger forest and corresponding lead can be realized；(3) problem that the artificial cognition that Traditional Man can be overcome to exist when differentiating screen of trees hidden danger rank takes time and effort and easily omits, conveniently and efficiently realize the automatic discrimination of electric transmission line channel forest hidden danger, the standardization and standardization of overhead transmission line screen of trees prevention and control are formed, power grid security reliability service is ensured.
Description
Technical field
The present embodiments relate to the prediction of overhead power transmission line passage forest hidden danger and management domain technical field, especially relate to
And a kind of method and device of automatic discrimination passage screen of trees hidden danger.
Background technology
In recent years, China's Development of Forestry Industry is rapid, in addition the implementation of national multi-line regression model and to environmental requirement
Raising, the circuit that either newly-built circuit has still been gone into operation, under electric transmission line channel threaten line security operation trees
Problem has become extremely to protrude.It is possible to line tripping event within arboreal growth to transmission line safety distance range
Barrier, threatens the safety and stability of whole electrical grid.The tripping operation that tree line contradiction causes has a power failure, and its influence is not only power network
Safe operation and the interests of electric power enterprise, more seriously it will influence network-wide security reliable power supply and local economic development, sternly
Enterprises and institutions, resident are threatened again supplies Electrical Safety.Therefore, removing screen of trees inside and outside power circuit passage in accordance with the law, necessity is taken
Line channel safety is safeguarded in measure, is currently to reduce and prevent the transmission line of electricity interruption of service, improve transmission line safety operation
In the urgent need to.The method that method for distinguishing is manual identified mostly is sentenced to overhead power transmission line passage screen of trees hidden danger at present.Realize logical
Electric power safety department is crossed by overhead power transmission line passage forest partition burst, duty fulfillment to specific village (residence) committee meeting or phase
Pass department, village (residence) committee meeting or relevant departments constitute examination group all trees in overhead power line protection zone are carried out by
Investigation, after pinpointing the problems, carry out air brushing and mark and report, then by decision-making section assess hidden danger grade, arrange related personnel
Carry out screen of trees treatment.On the one hand screen of trees hidden danger is identified wasting time and energy by way of artificial line walking, and human error compared with
Greatly；On the other hand, the differentiation process of screen of trees hidden danger is related to multiple departments, it is necessary to can assert after reporting check and approve layer by layer hidden
Suffer from rank, process cycle is more long, be unfavorable for the safe operation of power circuit.Therefore, in order to ensure the safety and stability of operation of power networks
It is reliable, it is that socio-economic development is created a favorable environment, study a kind of overhead power transmission line passage screen of trees hidden danger automatic distinguishing method
With important practice significance.
The content of the invention
The purpose of the embodiment of the present invention is to propose a kind of method and device of automatic discrimination passage screen of trees hidden danger, it is intended to solved
Certainly how to realize the hidden danger of automatic discrimination passage screen of trees.
It is that, up to this purpose, the embodiment of the present invention uses following technical scheme：
In a first aspect, a kind of method of automatic discrimination passage screen of trees hidden danger, methods described includes：
The feature of regulation and the whole network transmission line of electricity according to overhead power line safe operation, sets up screen of trees Hidden Danger
Reference hierarchy；
According to the reference hierarchy of the screen of trees Hidden Danger, the hidden danger forecast model of electric transmission line channel forest is configured；
Obtain the vertical range D of hidden danger forest distance of wire to be measuredvWith the water of the hidden danger forest to be measured and the wire
Put down apart from Dh, and according to the hidden danger forecast model automatic discrimination hidden danger forest to be measured hidden danger.
Preferably, the vertical range D for obtaining hidden danger forest distance of wire to be measuredv, including：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains
Prior information and sample information are taken, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured is obtained,
Further according to Dv=Hwire-HmodelCalculate the vertical range of the hidden danger forest distance of wire to be measured；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, HwireIt is wire distance to the ground, HmodelIt is the present tree of prediction
Growing height.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger forest to be measured hidden danger level
Wei not safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, the then hidden danger of the hidden danger forest to be measured
Rank is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, it is described to be measured hidden
The hidden danger rank for suffering from forest is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, then the hidden danger forest to be measured
Hidden danger rank is great.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is peace
Entirely；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured
Hidden danger rank be general；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured is hidden
It is great to suffer from rank；
If the DhLess than or equal to Dh0, and the DvLess than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured be
Promptly；
Wherein, the Dv0Represent Safe Vertical Distance limit value, the Dh0Represent horizontal safety Distance l imit.
A kind of second aspect, device of automatic discrimination passage screen of trees hidden danger, described device includes：
Module is set up, for the regulation according to overhead power line safe operation and the feature of the whole network transmission line of electricity, is built
The reference hierarchy of vertical screen of trees Hidden Danger；
Configuration module, for the reference hierarchy according to the screen of trees Hidden Danger, configures the hidden of electric transmission line channel forest
Suffer from forecast model；
Acquisition module, the vertical range D for obtaining hidden danger forest distance of wire to be measuredvWith the hidden danger forest to be measured with
The horizontal range D of the wireh；
Discrimination module, for the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination.
Preferably, the acquisition module, specifically for：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains
Prior information and sample information are taken, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured is obtained,
Further according to Dv=Hwire-HmodelCalculate the vertical range of the hidden danger forest distance of wire to be measured；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, HwireIt is wire distance to the ground, HmodelIt is the present tree of prediction
Growing height.
Preferably, the discrimination module, specifically for：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger forest to be measured hidden danger level
Wei not safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank.
Preferably, the discrimination module, also particularly useful for：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, the then hidden danger of the hidden danger forest to be measured
Rank is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, it is described to be measured hidden
The hidden danger rank for suffering from forest is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, then the hidden danger forest to be measured
Hidden danger rank is great.
Preferably, the discrimination module, also particularly useful for：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is peace
Entirely；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured
Hidden danger rank be general；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured is hidden
It is great to suffer from rank；
If the DhLess than or equal to Dh0, and the DvLess than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured be
Promptly；
Wherein, the Dv0Represent Safe Vertical Distance limit value, the Dh0Represent horizontal safety Distance l imit.
The method and device of a kind of automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention, according to overhead power transmission line
The regulation of road safe operation and the feature of the whole network transmission line of electricity, set up the reference hierarchy of screen of trees Hidden Danger；According to the tree
Hinder the reference hierarchy of Hidden Danger, configure the hidden danger forecast model of electric transmission line channel forest；Obtain hidden danger forest distance to be measured
The horizontal range Dh of the vertical range Dv of wire and the hidden danger forest to be measured and the wire, and mould is predicted according to the hidden danger
The hidden danger of hidden danger forest to be measured described in type automatic discrimination.So as to present invention advantage compared with prior art is：(1) can be with root
The automatic reference hierarchy set up and dynamically adjust forest Hidden Danger of regulation run according to transmission line safety；(2) can realize
The automatic measurement ＆ calculation of minimum clearance between hidden danger forest and corresponding lead；(3) Traditional Man can be overcome to differentiate screen of trees hidden danger
The problem that the artificial cognition existed during rank takes time and effort and easily omits, conveniently and efficiently realizes that electric transmission line channel forest is hidden
The automatic discrimination of trouble, forms the standardization and standardization of overhead transmission line screen of trees prevention and control, ensures power grid security reliability service.
Brief description of the drawings
Fig. 1 is a kind of schematic flow sheet of the method for automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention；
Fig. 2 is that a kind of functional module of the device of automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention is illustrated
Figure.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
The described specific embodiment in place is used only for explaining the embodiment of the present invention, rather than the restriction to the embodiment of the present invention.In addition also
It should be noted that for the ease of description, part rather than the entire infrastructure related to the embodiment of the present invention is illustrate only in accompanying drawing.
With reference to Fig. 1, Fig. 1 is that a kind of flow of the method for automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention is shown
It is intended to.
As shown in figure 1, the method for the automatic discrimination passage screen of trees hidden danger includes：
Step 101, the feature of regulation and the whole network transmission line of electricity according to overhead power line safe operation, sets up screen of trees
The reference hierarchy of Hidden Danger；
Specifically, carry out on-site inspection, with reference to the regulation and the whole network transmission line of electricity of overhead power line safe operation
Feature sets up the reference hierarchy of screen of trees Hidden Danger, altogether including two links：
1) screen of trees hidden danger rank criterion is set up：According to grid company《Overhead transmission line screen of trees prevention and control directive/guide》Will
Trees cause to jeopardize the order of severity of overhead power line safe operation situation in summation circuit protection domain, by hidden danger type point
It is urgent, great, general Three Estate, different grades of criterion is as shown in table 1；
2) screen of trees Hidden Danger reference hierarchy is set up：Voltage class, trees and wire with reference to specific power transmission line section it
Between maximum windage yaw distance, maximum normal distance between trees and wire etc. set up screen of trees Hidden Danger reference hierarchy, specifically
As shown in table 2.
Table 1
Table 2
Step 102, according to the reference hierarchy of the screen of trees Hidden Danger, configures the hidden danger prediction of electric transmission line channel forest
Model；
Specifically, defined parameters are first：Dv0 represents Safe Vertical Distance limit value (the numerical value ginseng under different voltage class
Distance l imit according to table 2 in the case of " urgent " hidden danger), Dh0 represents the horizontal safety Distance l imit (number under different voltage class
Value is with reference to the Distance l imit in the case of " urgent " hidden danger in table 2), Dv represents the vertical range of present tree distance of wire, and Dh is represented
The horizontal range of present tree distance of wire, Hwire is wire distance to the ground, and Hmodel is the growing height of the present tree of prediction,
Above-mentioned parameter unit is rice, and T represents forest hidden danger grade.The minimum clearance measuring and calculating of line tree is divided into two steps：
With reference to the influence that the natural growth rhythm voltage class different with transmission line of electricity of dominant tree grows to dominant tree,
Prior information and sample information are built, the Tree height growth forecasting model database of dominant tree, by taking China fir as an example, its Tree height growth is set up
Forecast model is such as(1) shown in, wherein t represents the age of tree (unit is year), and H represents the height of tree of prediction
(unit is rice)；
With reference to the whole network electric transmission line channel forest incipient fault data data bank, for any kind of hidden danger forest, selection should
The corresponding Height growth simulating prediction height of tree of seeds, afterwards according to Dv=Hwire-Hmodel(2) measuring and calculating line tree minimum clearance.
Step 103, obtain hidden danger forest distance of wire to be measured vertical range Dv and the hidden danger forest to be measured with it is described
The horizontal range Dh of wire, and according to the hidden danger forecast model automatic discrimination hidden danger forest to be measured hidden danger.
Preferably, the vertical range Dv for obtaining hidden danger forest distance of wire to be measured, including：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains
Prior information and sample information are taken, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured is obtained,
Further according to Dv=Hwire-HmodelCalculate the vertical range of the hidden danger forest distance of wire to be measured；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, HwireIt is wire distance to the ground, HmodelIt is the present tree of prediction
Growing height.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger forest to be measured hidden danger level
Wei not safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, the then hidden danger of the hidden danger forest to be measured
Rank is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, it is described to be measured hidden
The hidden danger rank for suffering from forest is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, then the hidden danger forest to be measured
Hidden danger rank is great.
Preferably, the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination, including：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is peace
Entirely；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured
Hidden danger rank be general；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured is hidden
It is great to suffer from rank；
If the Dh is less than or equal to Dh0, and the Dv is less than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured
For urgent；
Wherein, the Dv0 represents Safe Vertical Distance limit value, and the Dh0 represents horizontal safety Distance l imit.
Specifically, with reference to the reference hierarchy of screen of trees Hidden Danger, electric transmission line channel forest hidden danger forecast model is built, it is right
Forest hidden danger rank T is judged；
For any hidden danger forest, the horizontal range Dh and corresponding lead of input present tree and corresponding lead distance over the ground
Hwire, and according to formula 2, the vertical range Dv of present tree distance of wire is calculated, forest hidden danger rank is realized according to formula 3
Automatic discrimination.
The method of a kind of automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention, according to overhead power line safety
The regulation of operation and the feature of the whole network transmission line of electricity, set up the reference hierarchy of screen of trees Hidden Danger；According to the screen of trees hidden danger
The reference hierarchy of identification, configures the hidden danger forecast model of electric transmission line channel forest；Obtain hidden danger forest distance of wire to be measured
The horizontal range Dh of vertical range Dv and the hidden danger forest to be measured and the wire, and it is automatic according to the hidden danger forecast model
Differentiate the hidden danger of the hidden danger forest to be measured.So as to present invention advantage compared with prior art is：(1) can be according to transmission of electricity
The automatic reference hierarchy set up and dynamically adjust forest Hidden Danger of the regulation of line security operation；(2) hidden danger woods can be realized
The automatic measurement ＆ calculation of minimum clearance between wood and corresponding lead；(3) when Traditional Man can be overcome to differentiate screen of trees hidden danger rank
The problem that the artificial cognition of presence takes time and effort and easily omits, conveniently and efficiently realize electric transmission line channel forest hidden danger from
It is dynamic to differentiate, the standardization and standardization of overhead transmission line screen of trees prevention and control are formed, ensure power grid security reliability service.
With reference to Fig. 2, Fig. 2 is a kind of function mould of the device of automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention
Block schematic diagram.
As shown in Fig. 2 the device of the automatic discrimination passage screen of trees hidden danger includes：
Module 201 is set up, for the regulation according to overhead power line safe operation and the feature of the whole network transmission line of electricity,
Set up the reference hierarchy of screen of trees Hidden Danger；
Configuration module 202, for the reference hierarchy according to the screen of trees Hidden Danger, configuration electric transmission line channel forest
Hidden danger forecast model；
Acquisition module 203, the vertical range D for obtaining hidden danger forest distance of wire to be measuredvWith the hidden danger woods to be measured
The wooden horizontal range D with the wireh；
Discrimination module 204, for the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination.
Preferably, the acquisition module 203, specifically for：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains
Prior information and sample information are taken, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured is obtained,
The vertical range of the hidden danger forest distance of wire to be measured is calculated further according to Dv=Hwire-Hmodel；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, and Hwire is wire distance to the ground, and Hmodel is the current of prediction
The growing height of tree.
Preferably, the discrimination module 204, specifically for：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger forest to be measured hidden danger level
Wei not safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank.
Preferably, the discrimination module 204, also particularly useful for：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, the then hidden danger of the hidden danger forest to be measured
Rank is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, it is described to be measured hidden
The hidden danger rank for suffering from forest is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, then the hidden danger forest to be measured
Hidden danger rank is great.
Preferably, the discrimination module 204, also particularly useful for：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is peace
Entirely；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured
Hidden danger rank be general；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured is hidden
It is great to suffer from rank；
If the DhLess than or equal to Dh0, and the DvLess than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured be
Promptly；
Wherein, the Dv0Represent Safe Vertical Distance limit value, the Dh0Represent horizontal safety Distance l imit.
The device of a kind of automatic discrimination passage screen of trees hidden danger provided in an embodiment of the present invention, according to overhead power line safety
The regulation of operation and the feature of the whole network transmission line of electricity, set up the reference hierarchy of screen of trees Hidden Danger；According to the screen of trees hidden danger
The reference hierarchy of identification, configures the hidden danger forecast model of electric transmission line channel forest；Obtain hidden danger forest distance of wire to be measured
The horizontal range Dh of vertical range Dv and the hidden danger forest to be measured and the wire, and it is automatic according to the hidden danger forecast model
Differentiate the hidden danger of the hidden danger forest to be measured.So as to present invention advantage compared with prior art is：(1) can be according to transmission of electricity
The automatic reference hierarchy set up and dynamically adjust forest Hidden Danger of the regulation of line security operation；(2) hidden danger woods can be realized
The automatic measurement ＆ calculation of minimum clearance between wood and corresponding lead；(3) when Traditional Man can be overcome to differentiate screen of trees hidden danger rank
The problem that the artificial cognition of presence takes time and effort and easily omits, conveniently and efficiently realize electric transmission line channel forest hidden danger from
It is dynamic to differentiate, the standardization and standardization of overhead transmission line screen of trees prevention and control are formed, ensure power grid security reliability service.
The know-why of the embodiment of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain this
The principle of inventive embodiments, and can not by any way be construed to the limitation to embodiment of the present invention protection domain.Based on herein
Explanation, those skilled in the art associated by would not require any inventive effort the embodiment of the present invention other are specific
Implementation method, these modes are fallen within the protection domain of the embodiment of the present invention.
Claims (10)
1. a kind of method of automatic discrimination passage screen of trees hidden danger, it is characterised in that methods described includes：
The feature of regulation and the whole network transmission line of electricity according to overhead power line safe operation, sets up the ginseng of screen of trees Hidden Danger
Examine system；
According to the reference hierarchy of the screen of trees Hidden Danger, the hidden danger forecast model of electric transmission line channel forest is configured；
Obtain the vertical range D of hidden danger forest distance of wire to be measuredvWith the horizontal range of the hidden danger forest to be measured and the wire
Dh, and according to the hidden danger forecast model automatic discrimination hidden danger forest to be measured hidden danger.
2. method according to claim 1, it is characterised in that the acquisition hidden danger forest distance of wire to be measured it is vertical away from
From Dv, including：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains first
Information and sample information are tested, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured, then root are obtained
According to Dv=Hwire-HmodelCalculate the vertical range of the hidden danger forest distance of wire to be measured；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, HwireIt is wire distance to the ground, HmodelIt is the life of the present tree of prediction
Height long.
3. method according to claim 1 and 2, it is characterised in that described according to the hidden danger forecast model automatic discrimination
The hidden danger of the hidden danger forest to be measured, including：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured be
Safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured hidden danger level
It is not general.
4. method according to claim 1 and 2, it is characterised in that described according to the hidden danger forecast model automatic discrimination
The hidden danger of the hidden danger forest to be measured, including：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured
It is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, the hidden danger woods to be measured
The hidden danger rank of wood is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, the then hidden danger of the hidden danger forest to be measured
Rank is great.
5. method according to claim 1 and 2, it is characterised in that described according to the hidden danger forecast model automatic discrimination
The hidden danger of the hidden danger forest to be measured, including：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured hidden danger level
Wei not be great；
If the DhLess than or equal to Dh0, and the DvLess than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured is urgent；
Wherein, the Dv0Represent Safe Vertical Distance limit value, the Dh0Represent horizontal safety Distance l imit.
6. a kind of device of automatic discrimination passage screen of trees hidden danger, it is characterised in that described device includes：
Module is set up, for the regulation according to overhead power line safe operation and the feature of the whole network transmission line of electricity, tree is set up
Hinder the reference hierarchy of Hidden Danger；
Configuration module, for the reference hierarchy according to the screen of trees Hidden Danger, the hidden danger for configuring electric transmission line channel forest is pre-
Survey model；
Acquisition module, the vertical range D for obtaining hidden danger forest distance of wire to be measuredvWith the hidden danger forest to be measured with it is described
The horizontal range D of wireh；
Discrimination module, for the hidden danger of the hidden danger forest to be measured according to the hidden danger forecast model automatic discrimination.
7. device according to claim 6, it is characterised in that the acquisition module, specifically for：
The influence that natural growth rhythm voltage class different with transmission line of electricity according to dominant tree grows to dominant tree, obtains first
Information and sample information are tested, the Tree height growth predictor formula of the dominant tree is set up
According to the incipient fault data data bank of the whole network electric transmission line channel forest, the height of tree H of the hidden danger forest to be measured is obtained, according to
The incipient fault data data bank of the whole network electric transmission line channel forest, obtains the height of tree H of the hidden danger forest to be measured, further according to Dv=
Hwire-HmodelCalculate the vertical range of the hidden danger forest distance of wire to be measured；
Wherein, t represents the age of tree, and H represents the height of tree of prediction, HwireIt is wire distance to the ground, HmodelIt is the life of the present tree of prediction
Height long.
8. the device according to claim 6 or 7, it is characterised in that the discrimination module, specifically for：
If DhMore than Dh0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured be
Safety；
If the DhMore than Dh0+ 3 are less than or equal to Dh0+ 9, and DvLess than or equal to Dv0+ 9, then the hidden danger forest to be measured hidden danger level
It is not general.
9. the device according to claim 6 or 7, it is characterised in that the discrimination module, also particularly useful for：
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured
It is safety；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, the hidden danger woods to be measured
The hidden danger rank of wood is general；
If the DhMore than Dh0Less than or equal to Dh0+ 3, and the DvLess than or equal to Dv0+ 3, the then hidden danger of the hidden danger forest to be measured
Rank is great.
10. the device according to claim 6 or 7, it is characterised in that the discrimination module, also particularly useful for：
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 9, then the hidden danger rank of the hidden danger forest to be measured is safety；
If the DhLess than or equal to Dh0, and the DvMore than Dv0+ 3 and less than or equal to Dv0+ 9, then the hidden danger forest to be measured is hidden
It is general to suffer from rank；
If the DhLess than or equal to Dh0, and the DvMore than Dv0Less than or equal to Dv0+ 3, then the hidden danger forest to be measured hidden danger level
Wei not be great；
If the DhLess than or equal to Dh0, and the DvLess than or equal to Dv0, then the hidden danger rank of the hidden danger forest to be measured is urgent；
Wherein, the Dv0Represent Safe Vertical Distance limit value, the Dh0Represent horizontal safety Distance l imit.
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| CN108805746A (en) * | 2018-06-08 | 2018-11-13 | 国家电网公司 | Tree line electric discharge influences hazard evaluation method to transmission line of electricity |
| CN109146177A (en) * | 2018-08-23 | 2019-01-04 | 云南电网有限责任公司普洱供电局 | A kind of electric line screen of trees prediction technique and device |
| CN110645940A (en) * | 2019-08-30 | 2020-01-03 | 四川中机航飞无人机科技有限公司 | Dynamic prediction system and method for clearance distance between wire and tree |
| CN111222709A (en) * | 2020-01-15 | 2020-06-02 | 杭州华网信息技术有限公司 | National power grid tree line discharge prediction method |
| CN114119606A (en) * | 2022-01-20 | 2022-03-01 | 国网江西省电力有限公司电力科学研究院 | Intelligent tree obstacle hidden danger analysis method based on visible light photo power line coloring |
| CN114739451A (en) * | 2022-03-22 | 2022-07-12 | 国网山东省电力公司超高压公司 | Transmission conductor safety early warning method under millimeter wave radar monitoring |
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| CN105447625A (en) * | 2015-11-12 | 2016-03-30 | 北京林业大学 | Automatic identification method for tree obstacle hidden troubles of overhead transmission line passage way |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108805746A (en) * | 2018-06-08 | 2018-11-13 | 国家电网公司 | Tree line electric discharge influences hazard evaluation method to transmission line of electricity |
| CN109146177A (en) * | 2018-08-23 | 2019-01-04 | 云南电网有限责任公司普洱供电局 | A kind of electric line screen of trees prediction technique and device |
| CN109146177B (en) * | 2018-08-23 | 2022-02-11 | 云南电网有限责任公司普洱供电局 | Power transmission and distribution line tree fault prediction method and device |
| CN110645940A (en) * | 2019-08-30 | 2020-01-03 | 四川中机航飞无人机科技有限公司 | Dynamic prediction system and method for clearance distance between wire and tree |
| CN111222709A (en) * | 2020-01-15 | 2020-06-02 | 杭州华网信息技术有限公司 | National power grid tree line discharge prediction method |
| CN111222709B (en) * | 2020-01-15 | 2023-12-12 | 国网冀北电力有限公司超高压分公司 | National power grid tree line discharge prediction method |
| CN114119606A (en) * | 2022-01-20 | 2022-03-01 | 国网江西省电力有限公司电力科学研究院 | Intelligent tree obstacle hidden danger analysis method based on visible light photo power line coloring |
| CN114119606B (en) * | 2022-01-20 | 2022-05-10 | 国网江西省电力有限公司电力科学研究院 | Intelligent tree obstacle hidden danger analysis method based on visible light photo power line coloring |
| CN114739451A (en) * | 2022-03-22 | 2022-07-12 | 国网山东省电力公司超高压公司 | Transmission conductor safety early warning method under millimeter wave radar monitoring |
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