CN110456353A - The acquisition methods and system of high pressure overhead power line and houseclearing - Google Patents
The acquisition methods and system of high pressure overhead power line and houseclearing Download PDFInfo
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- CN110456353A CN110456353A CN201910842374.0A CN201910842374A CN110456353A CN 110456353 A CN110456353 A CN 110456353A CN 201910842374 A CN201910842374 A CN 201910842374A CN 110456353 A CN110456353 A CN 110456353A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000010287 polarization Effects 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 claims abstract description 14
- 230000003595 spectral effect Effects 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 241001347978 Major minor Species 0.000 claims description 3
- 239000011449 brick Substances 0.000 claims description 3
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- 230000005684 electric field Effects 0.000 abstract description 5
- 238000011160 research Methods 0.000 abstract description 3
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- 238000005259 measurement Methods 0.000 description 4
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
- G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
- G01S13/9021—SAR image post-processing techniques
- G01S13/9023—SAR image post-processing techniques combined with interferometric techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
- G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
- G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
- G01S13/904—SAR modes
- G01S13/9076—Polarimetric features in SAR
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- Engineering & Computer Science (AREA)
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- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Image Processing (AREA)
Abstract
This application discloses the acquisition methods and system of a kind of high pressure overhead power line and houseclearing, comprising: utilizes satellite-remote-sensing image data, obtains the location information in house in real time, the distance between house and high pressure overhead power line are less than or equal to safe distance；Using polarization interference synthetic aperture radar technology, the spatial information in house is obtained in real time, spatial information includes width, height and geometry；Location information and spatial information are directed into GIS-Geographic Information System；According to GIS-Geographic Information System, the relative tertiary location information of high pressure overhead power line and house is calculated.The extraction of high pressure overhead power line and houseclearing is obtained in the application based on satellite image, enter measure field without staff, avoid high-intensity magnetic field, strong electrical field bring security risk, it is real-time by satellite, large-scale to obtain high pressure overhead power line and houseclearing, the comprehensive of data acquisition between the two is improved, is played the role of for Research Work of Power Transmission Line personnel guiding.
Description
Technical field
This application involves power system transmission line technical field more particularly to a kind of high pressure overhead power lines and house
The acquisition methods and system of information.
Background technique
In the field operation exploration of transmission line of electricity, the exploration to house near transmission line of electricity is particularly important.It is defeated making somebody a mere figurehead
In the operational process of electric line, around be dispersed with strong electrical field, high-intensity magnetic field, if the space length in house and overhead transmission line
Less than the safe distance of regulatory requirements, the personnel in house are in active procedure, and there is the risks of electric shock.Also, it is real
The house of the architecture against regulations is applied in process of construction, there is a large amount of Architectural Equipment (such as cranes), also have in the process of work
The safe and stable operation of overhead transmission line may be drastically influenced close to transmission line of electricity.
Currently, usually staff will measure before at a distance from measurement house is between high pressure overhead power line
Measurement point is arranged in device in advance, data is acquired by measuring device, such as the level between house and high pressure overhead power line
Distance, house geological information etc..But in the above method, measuring device is artificially installed in advance, is easy to omit certain measurement points,
So that the phenomenon that can not being obtained there are certain overhead transmission lines and houseclearing, so cause high pressure overhead power line with
The acquisition range of houseclearing is very limited, and acquisition of information between the two is not comprehensive.In addition, near high pressure overhead power line
It is dispersed with strong electrical field, high-intensity magnetic field, if staff tests at the scene, there are some potential safety problemss.
Summary of the invention
It is existing to solve this application provides the acquisition methods and system of a kind of high pressure overhead power line and houseclearing
The acquisition of technology mesohigh overhead transmission line and houseclearing is not comprehensive, and there are certain security risks in measurement process
Technical problem.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution:
In a first aspect, the embodiment of the present application discloses the acquisition methods of a kind of high pressure overhead power line and houseclearing,
The described method includes:
Using satellite-remote-sensing image data, the location information in house, the house and high voltage overhead line are obtained in real time
The distance between road is less than or equal to safe distance, wherein the location information includes longitude coordinate and latitude coordinate；
Using polarization interference synthetic aperture radar technology, the spatial information in the house, the spatial information are obtained in real time
Including width, height and geometry；
The location information and the spatial information are directed into GIS-Geographic Information System, wherein the geography information system
System includes the spatial information of high pressure overhead power line；
According to the GIS-Geographic Information System, the relative tertiary location of the high pressure overhead power line Yu the house is calculated
Information, wherein the relative tertiary location information includes the shortest distance of the high pressure overhead power line and the house, hangs down
Straight distance and horizontal distance.
Optionally, described to utilize remote sensing satellite in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing
Image data obtains the location information in house, comprising:
Using the satellite-remote-sensing image of remote sensing satellite shooting any region, and the satellite-remote-sensing image is transmitted to ground
Receiving station, wherein contain the high pressure overhead power line in the region；
Satellite-remote-sensing image described in the grounded receiving station real-time reception, and the satellite-remote-sensing image is transmitted to application
Server；
The application server utilizes spectral signature, edge effect and the geometric state in house, obtains the remote sensing and defends
The location information in house in star image.
Optionally, described to utilize polarization interference in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing
Synthetic aperture radar technique obtains the spatial information in the house, comprising:
The radar satellite image in the region is shot using Synthetic Aperture Radar satellite, and the radar satellite image is passed
Transport to the grounded receiving station；
Radar satellite image described in the grounded receiving station real-time reception, and by the radar satellite image transmission to described
Application server；
The application server utilizes polarization interference synthetic aperture radar technology, obtains the room in the radar satellite image
The spatial information in room.
Optionally, in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing, the application server benefit
With polarization interference synthetic aperture radar technology, the spatial information in the house in the radar satellite image is obtained, comprising:
The Synthetic Aperture Radar satellite is to the house electromagnetic signals；
According to the electromagnetic wave signal, the different electromagnetic wave interferences of the house width and height generation reflect signals；
The different electromagnetic wave interferences is received by major-minor antenna and reflects signal, and obtains the house width and height
Specific value；
The data point of signal is reflected by a large amount of electromagnetic wave interferences, reconstructs dwelling feature, and obtain the geometry in the house
Shape.
Optionally, described to believe the position in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing
Breath and the spatial information are directed into GIS-Geographic Information System, wherein the GIS-Geographic Information System includes high voltage overhead line
The spatial information on road, comprising:
The spatial information of the high pressure overhead power line is imported into the GIS-Geographic Information System；
The binary data of the location information and the spatial information is incorporated into the GIS-Geographic Information System.
Optionally, in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing, the Spectral Properties in the house
Sign includes the spectral signature of the spectral signature of house timber framed construction, the spectral signature of cement structures and brick structure.
Optionally, in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing, the satellite-remote-sensing image
In data, the floor space got is more than or equal to 1m2, and in the spatial information in the house, the width in the house and
The precision of height is more than or equal to 0.5m.
Optionally, in the acquisition methods of above-mentioned high pressure overhead power line and houseclearing, the geometric form in the house
Shape includes: the occupied area of the corner angle in house, the irregular tip in house and house.
Second aspect, the embodiment of the present application disclose the acquisition system of a kind of high pressure overhead power line and houseclearing,
The system comprises:
Position information acquisition module, for utilizing satellite-remote-sensing image data, the location information in acquisition house, described in real time
The distance between house and high pressure overhead power line are less than or equal to safe distance, wherein the location information includes that longitude is sat
Mark and latitude coordinate；
Spatial information obtains module, for utilizing polarization interference synthetic aperture radar technology, obtains the house in real time
Spatial information, the spatial information include width, height and geometry；
Data Integration module, for the location information and the spatial information to be directed into GIS-Geographic Information System,
In, the GIS-Geographic Information System includes the spatial information of high pressure overhead power line；
As a result settlement module, for according to the GIS-Geographic Information System, calculate the high pressure overhead power line with it is described
The relative tertiary location information in house, wherein the relative tertiary location information includes the high pressure overhead power line and institute
State the shortest distance, vertical range and horizontal distance in house.
Compared with prior art, the application has the beneficial effect that
This application provides the acquisition methods and system of a kind of high pressure overhead power line and houseclearing, in this method
In, using satellite-remote-sensing image data, the location information in house is obtained in real time, between the house and high pressure overhead power line
Distance be less than or equal to safe distance, wherein the location information includes longitude coordinate and latitude coordinate；It is closed using polarization interference
At aperture radar technique, the spatial information in the house is obtained in real time, and the spatial information includes width, height and geometric form
Shape；The location information and the spatial information are directed into GIS-Geographic Information System, wherein the GIS-Geographic Information System includes
The spatial information of high pressure overhead power line；According to the GIS-Geographic Information System, the high pressure overhead power line and institute are calculated
State the relative tertiary location information in house, wherein the relative tertiary location information include the high pressure overhead power line with
The shortest distance, vertical range and the horizontal distance in the house.In the application, high voltage overhead line is obtained based on satellite image
The extraction on road and houseclearing enters measure field without staff, and it is hidden safely to avoid high-intensity magnetic field, strong electrical field bring
Suffer from, and reduces a large amount of manpower and material resources.In addition, can by satellite in real time, obtain high pressure overhead power line on a large scale
With houseclearing, the comprehensive of data acquisition between the two is improved, finally plays directiveness to Research Work of Power Transmission Line personnel
Effect, has ensured transmission line of electricity normal operation.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of process of the acquisition methods of high pressure overhead power line and houseclearing provided in an embodiment of the present invention
Schematic diagram.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
The application protection all should belong in art personnel every other embodiment obtained without making creative work
Range.
It is a kind of acquisition methods of high pressure overhead power line and houseclearing provided in an embodiment of the present invention referring to Fig. 1
Flow diagram.In conjunction with Fig. 1, the acquisition methods of high pressure overhead power line and houseclearing in the application include following step
It is rapid:
Step S110: satellite-remote-sensing image data are utilized, obtain the location information in house, the house and high-pressure frame in real time
The distance between empty transmission line of electricity is less than or equal to safe distance, wherein the location information includes longitude coordinate and latitude coordinate；
The process for obtaining house location information in the application in real time is as follows:
Using the satellite-remote-sensing image of remote sensing satellite shooting any region, and the satellite-remote-sensing image is transmitted to ground
Receiving station, wherein the region is the region for containing the high pressure overhead power line, is needed in the application by containing described
The satellite-remote-sensing image in high pressure overhead power line region obtains the location information in house in the region.The grounded receiving station
Satellite-remote-sensing image described in real-time reception, and the satellite-remote-sensing image is transmitted to application server.The application server
Using the spectral signature in house, edge effect and geometric state, the location information in house in the satellite-remote-sensing image is obtained.
Furthermore, it is contemplated that the automatic identification based on algorithm, due to different materials, spectral signature is different, if made
It is the location information for being difficult to confirm house with single spectral signature, the Spectral Properties of house timber framed construction is utilized in the application
The spectral signature of sign, the spectral signature of cement structures and brick structure, passes through the fusion of a variety of images, that is to say, that pass through difference
The fusion of spectral signature structure, identifies house, and the location information being then based on image can confirm the position in house
Confidence breath.In the application, in the satellite-remote-sensing image data, the floor space got is more than or equal to 1m2, that is to say, that
Resolution ratio by high-resolution remote sensing satellite, such as No. 1 satellite of high scape is 0.5m, it can be ensured that house occupied area is greater than
1 the equal of pixel (1m*1m) can identify.
For example, atural object is shot along track designation direction by LEO remote sensing satellite, obtains remote sensing satellite shadow
Satellite-remote-sensing image is transmitted to application server and generates editable digital picture by picture, is showed according to building materials attribute
Spectral signature out quickly interprets the location information in house, that is, latitude and longitude information.It can be according to the latitude and longitude information in house
It is numbered, such as E99N23-001, indicates 99 ° of north latitude of east longitude 23 ° No. 001, the number in house is marked in corresponding number
In image.
Step S120: utilizing polarization interference synthetic aperture radar technology, obtain the spatial information in the house in real time, described
Spatial information includes width, height and geometry；
The process for obtaining the floor space information in real time is as follows:
The radar satellite image in the region is shot using Synthetic Aperture Radar satellite, and the radar satellite image is passed
Transport to the grounded receiving station, wherein the region of Synthetic Aperture Radar satellite shooting is same with the region that remote sensing satellite is shot
Region.Radar satellite image described in the grounded receiving station real-time reception, and the radar satellite image transmission is answered to described
Use server.The application server utilizes polarization interference synthetic aperture radar technology, obtains in the radar satellite image
The spatial information in house.
When shooting the radar satellite image in the region using Synthetic Aperture Radar satellite, Synthetic Aperture Radar satellite meeting
To the house electromagnetic signals.Electromagnetic wave interference reflection is generated after electromagnetic wave signal reaches house, for different height
Degree, its reflection signal of the position of width are different, so, the house width and the different electromagnetism that can highly generate
Signal is reflected in wave interference.The different electromagnetic wave interferences is received by major-minor antenna and reflects signal, and can be by different
Electromagnetic wave interference reflects signal acquisition and arrives the house width and the specific value of height, passes through high-resolution in the application
Satellite, it is ensured that the width in the house and the precision of height are more than or equal to 0.5m.Signal is reflected by a large amount of electromagnetic wave interferences again
Data point, reconstruct dwelling feature, and obtain the geometry in the house, the geometry in the house includes: house
The occupied area at the irregular tip in corner angle, house and house.
Step S130: the location information and the spatial information are directed into GIS-Geographic Information System, wherein describedly
Reason information system includes the spatial information of high pressure overhead power line；
Step S140: according to the GIS-Geographic Information System, the phase of the high pressure overhead power line with the house is calculated
To spatial positional information, wherein the relative tertiary location information includes the high pressure overhead power line and the house
The shortest distance, vertical range and horizontal distance.
It is the space that existing high pressure overhead power line is imported in the GIS-Geographic Information System into computer first
Information forms bottom data.Then the binary data of the location information and the spatial information is incorporated to the geography
In information system.Specifically, the information such as the longitude coordinate in the house, latitude coordinate, height, width, geometry are converted
For the binary-coded number can be got automatically by the automatic acquisition function of computer in a string of binary codings
According to, and by the binary-coded data investigation into the GIS-Geographic Information System, that is to say, that increase room on bottom data
The longitude coordinate in room, latitude coordinate, height, the data of width and geometry.Finally, passing through the geography after superposition of data
Information system obtains the shortest distance, vertical range and horizontal distance of the high pressure overhead power line and the house.
The application completes high pressure overhead power line and houseclearing based on remote sensing satellite and Synthetic Aperture Radar satellite
It obtains, enters measure field without staff, avoid high-intensity magnetic field, strong electrical field bring security risk, and reduce a large amount of
Manpower and material resources.In addition, it is defeated to obtain in real time, on a large scale high voltage overhead by remote sensing satellite and Synthetic Aperture Radar satellite
Electric line and houseclearing improve the comprehensive of data acquisition between the two, finally play to Research Work of Power Transmission Line personnel
Directiveness effect, has ensured transmission line of electricity normal operation.
Based on the same technical idea, the embodiment of the invention also provides a kind of high pressure overhead power line and houseclearings
Acquisition system, the system comprises:
Position information acquisition module, for utilizing satellite-remote-sensing image data, the location information in acquisition house, described in real time
The distance between house and high pressure overhead power line are less than or equal to safe distance, wherein the location information includes that longitude is sat
Mark and latitude coordinate；
Spatial information obtains module, for utilizing polarization interference synthetic aperture radar technology, obtains the house in real time
Spatial information, the spatial information include width, height and geometry；
Data Integration module, for the location information and the spatial information to be directed into GIS-Geographic Information System,
In, the GIS-Geographic Information System includes the spatial information of high pressure overhead power line；
As a result settlement module, for according to the GIS-Geographic Information System, calculate the high pressure overhead power line with it is described
The relative tertiary location information in house, wherein the relative tertiary location information includes the high pressure overhead power line and institute
State the shortest distance, vertical range and horizontal distance in house.
Since embodiment of above is that reference combination is illustrated on other modes, have between different embodiments
There is identical part, identical, similar part may refer to each other between each embodiment in this specification.Herein no longer in detail
It illustrates.
It should be noted that in the present specification, the relational terms of such as " first " and " second " or the like are used merely to
It distinguishes one entity or operation from another entity or operation, and not necessarily requires or imply these entities or operation
Between there are any this actual relationship or sequences.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the circuit structure, article or the equipment that include a series of elements not only include those
Element, but also including other elements that are not explicitly listed, or further include for this circuit structure, article or equipment
Intrinsic element.In the absence of more restrictions, the element for thering is sentence "including a ..." to limit, it is not excluded that
There is also other identical elements in circuit structure, article or equipment including the element.
Those skilled in the art will readily occur to its of the application after considering specification and practicing the disclosure invented here
His embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows the general principle of the application and including the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the application are wanted by right
The content asked is pointed out.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (9)
1. the acquisition methods of a kind of high pressure overhead power line and houseclearing, which is characterized in that the described method includes:
Using satellite-remote-sensing image data, obtain the location information in house in real time, the house and high pressure overhead power line it
Between distance be less than or equal to safe distance, wherein the location information includes longitude coordinate and latitude coordinate；
Using polarization interference synthetic aperture radar technology, the spatial information in the house is obtained in real time, and the spatial information includes
Width, height and geometry；
The location information and the spatial information are directed into GIS-Geographic Information System, wherein the GIS-Geographic Information System packet
Include the spatial information of high pressure overhead power line；
According to the GIS-Geographic Information System, the relative tertiary location for calculating the high pressure overhead power line and the house is believed
Breath, wherein the relative tertiary location information includes the high pressure overhead power line and the shortest distance in the house, vertical
Distance and horizontal distance.
2. the acquisition methods of high pressure overhead power line according to claim 1 and houseclearing, which is characterized in that described
Using satellite-remote-sensing image data, the location information in house is obtained, comprising:
Using the satellite-remote-sensing image of remote sensing satellite shooting any region, and the satellite-remote-sensing image is transmitted to ground receiver
It stands, wherein contain the high pressure overhead power line in the region；
Satellite-remote-sensing image described in the grounded receiving station real-time reception, and the satellite-remote-sensing image is transmitted to application service
Device；
The application server utilizes spectral signature, edge effect and the geometric state in house, obtains the remote sensing satellite shadow
The location information in house as in.
3. the acquisition methods of high pressure overhead power line according to claim 2 and houseclearing, which is characterized in that described
Using polarization interference synthetic aperture radar technology, the spatial information in the house is obtained, comprising:
The radar satellite image in the region is shot using Synthetic Aperture Radar satellite, and extremely by the radar satellite image transmission
The grounded receiving station；
Radar satellite image described in the grounded receiving station real-time reception, and by the radar satellite image transmission to the application
Server；
The application server utilizes polarization interference synthetic aperture radar technology, obtains the house in the radar satellite image
Spatial information.
4. the acquisition methods of high pressure overhead power line according to claim 3 and houseclearing, which is characterized in that described
Application server utilizes polarization interference synthetic aperture radar technology, obtains the space letter in the house in the radar satellite image
Breath, comprising:
The Synthetic Aperture Radar satellite is to the house electromagnetic signals；
According to the electromagnetic wave signal, the different electromagnetic wave interferences of the house width and height generation reflect signals；
The different electromagnetic wave interferences is received by major-minor antenna and reflects signal, and obtains the tool of the house width and height
Body numerical value；
The data point of signal is reflected by a large amount of electromagnetic wave interferences, reconstructs dwelling feature, and obtain the geometry in the house.
5. the acquisition methods of high pressure overhead power line according to claim 1 and houseclearing, which is characterized in that described
The location information and the spatial information are directed into GIS-Geographic Information System, wherein the GIS-Geographic Information System includes height
Press the spatial information of overhead transmission line, comprising:
The spatial information of the high pressure overhead power line is imported into the GIS-Geographic Information System；
The binary data of the location information and the spatial information is incorporated into the GIS-Geographic Information System.
6. the acquisition methods of high pressure overhead power line according to claim 2 and houseclearing, which is characterized in that described
The spectral signature in house includes the Spectral Properties of the spectral signature of house timber framed construction, the spectral signature of cement structures and brick structure
Sign.
7. the acquisition methods of high pressure overhead power line according to claim 1 and houseclearing, which is characterized in that described
In satellite-remote-sensing image data, the floor space got is more than or equal to 1m2, and in the spatial information in the house, it is described
The width in house and the precision of height are more than or equal to 0.5m.
8. the acquisition methods of high pressure overhead power line according to claim 1 and houseclearing, which is characterized in that described
The geometry in house includes: the occupied area of the corner angle in house, the irregular tip in house and house.
9. the acquisition system of a kind of high pressure overhead power line and houseclearing, which is characterized in that the system comprises:
Position information acquisition module obtains the location information in house, the house for utilizing satellite-remote-sensing image data in real time
The distance between high pressure overhead power line be less than or equal to safe distance, wherein the location information include longitude coordinate and
Latitude coordinate；
Spatial information obtains module, for utilizing polarization interference synthetic aperture radar technology, obtains the space in the house in real time
Information, the spatial information include width, height and geometry；
Data Integration module, for the location information and the spatial information to be directed into GIS-Geographic Information System, wherein institute
State the spatial information that GIS-Geographic Information System includes high pressure overhead power line；
As a result settlement module, for calculating the high pressure overhead power line and the house according to the GIS-Geographic Information System
Relative tertiary location information, wherein the relative tertiary location information includes the high pressure overhead power line and the room
The shortest distance, vertical range and the horizontal distance in room.
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Citations (6)
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