CN118015470A - Gas pipeline line contact scene recognition system - Google Patents
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- 238000004458 analytical method Methods 0.000 claims abstract description 72
- 238000003384 imaging method Methods 0.000 claims abstract description 46
- 238000001914 filtration Methods 0.000 claims description 73
- 238000001514 detection method Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 6
- 239000010453 quartz Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000004573 interface analysis Methods 0.000 claims description 3
- 238000003707 image sharpening Methods 0.000 claims description 2
- 238000011897 real-time detection Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 88
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
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Abstract
The invention relates to a gas pipeline line contact scene recognition system, which comprises: the phase connection analysis device is used for sending out a first analysis command to judge that the gas pipeline is in contact with the cable when the area geometry of an imaging area occupied by the gas pipeline has a missing part relative to a standard contour curve corresponding to the gas pipeline and the overall depth of field of the gas pipeline in the artifact removal image is consistent with the overall depth of field of the cable in the artifact removal image; and the photoelectric warning device is used for executing photoelectric warning operation corresponding to the contact line of the gas pipeline when the first analysis command is received. According to the invention, the relative states of the gas pipeline and the nearby cables can be intelligently analyzed, and photoelectric warning operation corresponding to the gas pipeline contact cable is executed when the gas pipeline is judged to be in contact with the cables, so that real-time detection and on-site warning of the dangerous distribution state of the on-site cable with dynamically changed positions are realized.
Description
Technical Field
The invention relates to the field of gas pipelines, in particular to a gas pipeline line contact scene recognition system.
Background
Gas pipelines refer to pipelines that transport natural gas (including associated gas from oilfield production) from a production site or process plant to a municipal gas distribution center or industrial enterprise user, also known as gas pipelines. The natural gas is conveyed by the gas pipeline, which is a mode for conveying a large amount of natural gas on land. In the world pipeline overall length, the gas pipeline accounts for about half. Gas pipelines refer to pipelines that transport natural gas (including associated gas from oilfield production) from a production site or process plant to a municipal gas distribution center or industrial enterprise user, also known as gas pipelines.
In the prior art, if a scene that the gas pipeline is contacted with the cable occurs in the laying process of the gas pipeline, potential safety hazards are easily caused for subsequent safe gas use, however, a high-precision detection mechanism and an early warning mechanism for whether the gas pipeline is contacted with the cable are lacked in the prior art, so that the use of the gas pipeline is likely to have safety accidents.
Disclosure of Invention
In order to solve the technical problems in the related art, the invention provides a gas pipeline line contact scene recognition system, which can analyze the overall depth of field of a gas pipeline in an artifact removal image and the overall depth of field of a cable in the artifact removal image when a missing part exists in the area geometry of an imaging area occupied by the gas pipeline relative to a standard contour curve corresponding to the gas pipeline, so as to send out a first analysis command to judge that the gas pipeline is in contact with the cable when the overall depth of field of the gas pipeline in the artifact removal image is consistent with the overall depth of field of the cable in the artifact removal image, and is used for executing photoelectric warning operation corresponding to the gas pipeline contact cable when the first analysis command is received by referring to a photoelectric warning device, thereby realizing real-time detection and on-site warning of the dangerous distribution state of the on-site cable with dynamically changed positions.
According to the present invention, there is provided a gas pipeline line contact scene recognition system, the system comprising:
The scene capturing device is arranged in a scene where the pipeline trend of the gas pipeline is located, and is used for capturing an imaging picture of the scene where the pipeline trend of the gas pipeline is located by adopting the panoramic imaging lens and outputting the imaging picture as the pipeline trend picture;
The box type filtering device is connected with the scene capturing device and is used for executing box type filtering processing on the received pipeline trend picture so as to obtain and output a corresponding box type filtering image;
the data sharpening device is connected with the box type filtering device and is used for performing spatial domain differential sharpening processing on the received box type filtering image so as to obtain and output a corresponding data sharpening image;
The artifact removing device is connected with the data sharpening device and is used for executing artifact removing processing on the received data sharpening image so as to obtain and output a corresponding artifact removing image;
The interface analysis device is connected with the artifact removal device and comprises a region detection device, a shape analysis device and a parameter application device, wherein the shape analysis device is respectively connected with the region detection device and the parameter application device, and is used for detecting an imaging region occupied by the gas pipeline in the received artifact removal image based on the color imaging characteristics of the gas pipeline to serve as a target imaging region, acquiring the region geometric shape of the target imaging region, and analyzing the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image when the region geometric shape of the target imaging region has a missing part relative to a standard contour curve corresponding to the gas pipeline, so that when the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image are consistent, a first analysis command is sent to judge that the gas pipeline is contacted with the cable, and otherwise, a second analysis command is sent to judge that the gas pipeline is not contacted with the cable;
And the photoelectric warning device is connected with the connection analysis device and is used for executing photoelectric warning operation corresponding to the gas pipeline contact cable when the first analysis command is received and stopping executing photoelectric warning operation corresponding to the gas pipeline contact cable when the second analysis command is received.
It can be seen that the present invention has at least the following three key inventive concepts:
Inventive concept a: the visual analysis based on the pixel point level of the contact state of the gas pipeline and the cable is completed by adopting a connection analysis device comprising a region detection device, a shape analysis device and a parameter application device, so that the accuracy and the efficiency of the contact state analysis of the gas pipeline and the cable are improved;
inventive conception B: specifically, when a missing part exists in the area geometry of an imaging area occupied by the gas pipeline relative to a standard contour curve corresponding to the gas pipeline, analyzing the overall depth of field of the gas pipeline in the artifact-removed image and the overall depth of field of the cable in the artifact-removed image, so as to send out a first analysis command to judge that the gas pipeline is in contact with the cable when the overall depth of field of the gas pipeline in the artifact-removed image and the overall depth of field of the cable in the artifact-removed image are consistent;
inventive conception C: the reference photoelectric warning device is used for executing photoelectric warning operation corresponding to the gas pipeline contact cable when a first analysis command is received, and stopping executing photoelectric warning operation corresponding to the gas pipeline contact cable when a second analysis command is received, so that real-time detection and on-site warning of dangerous distribution states of the on-site cables with dynamically changed positions are realized.
Drawings
Embodiments of the present invention will be described below with reference to the accompanying drawings, in which:
fig. 1 is a block diagram showing the structure of a gas pipeline line contact scene recognition system according to a gas pipeline embodiment of the present invention.
Fig. 2 is a block diagram showing the structure of a gas pipeline line contact scene recognition system according to a cable embodiment of the present invention.
Fig. 3 is a block diagram showing the structure of a gas pipeline line contact scene recognition system according to the C embodiment of the present invention.
Detailed Description
An embodiment of the gas pipeline line contact scene recognition system of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a block diagram showing a structure of a gas pipeline line contact scene recognition system according to an embodiment of the present invention, the system including:
The scene capturing device is arranged in a scene where the pipeline trend of the gas pipeline is located, and is used for capturing an imaging picture of the scene where the pipeline trend of the gas pipeline is located by adopting the panoramic imaging lens and outputting the imaging picture as the pipeline trend picture;
Specifically, the scene capturing device is arranged inside a scene where the pipeline of the gas pipeline is located, is used for capturing an imaging picture of the scene where the pipeline of the gas pipeline is located by adopting the panoramic imaging lens, and outputs the imaging picture as the pipeline trend picture, and comprises: the scene capturing device is internally provided with a photoelectric sensor and is used for executing sensing of an imaging picture;
The box type filtering device is connected with the scene capturing device and is used for executing box type filtering processing on the received pipeline trend picture so as to obtain and output a corresponding box type filtering image;
the data sharpening device is connected with the box type filtering device and is used for performing spatial domain differential sharpening processing on the received box type filtering image so as to obtain and output a corresponding data sharpening image;
The artifact removing device is connected with the data sharpening device and is used for executing artifact removing processing on the received data sharpening image so as to obtain and output a corresponding artifact removing image;
Illustratively, the artifact removal device, coupled to the data sharpening device, for performing an artifact removal process on the received data sharpened image to obtain and output a corresponding artifact removed image comprises: the ASIC chip is adopted to realize the artifact removal equipment and is used for being connected with the data sharpening equipment, artifact removal processing is carried out on the received data sharpening image, and a corresponding artifact removal image is obtained and output;
The interface analysis device is connected with the artifact removal device and comprises a region detection device, a shape analysis device and a parameter application device, wherein the shape analysis device is respectively connected with the region detection device and the parameter application device, and is used for detecting an imaging region occupied by the gas pipeline in the received artifact removal image based on the color imaging characteristics of the gas pipeline to serve as a target imaging region, acquiring the region geometric shape of the target imaging region, and analyzing the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image when the region geometric shape of the target imaging region has a missing part relative to a standard contour curve corresponding to the gas pipeline, so that when the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image are consistent, a first analysis command is sent to judge that the gas pipeline is contacted with the cable, and otherwise, a second analysis command is sent to judge that the gas pipeline is not contacted with the cable;
the photoelectric warning device is connected with the connection analysis device and is used for executing photoelectric warning operation corresponding to the gas pipeline contact cable when the first analysis command is received and stopping executing photoelectric warning operation corresponding to the gas pipeline contact cable when the second analysis command is received;
The phase connection analysis device is used for detecting an imaging area occupied by the gas pipeline in the received artifact removal image based on the color imaging characteristic of the gas pipeline to serve as a target imaging area, acquiring the area geometry of the target imaging area, and analyzing the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image when the area geometry of the target imaging area has a missing part relative to a standard contour curve corresponding to the gas pipeline, wherein the method comprises the following steps: the color imaging characteristics of the gas pipeline are R channel numerical distribution range, G channel numerical distribution range and B channel numerical distribution range corresponding to the gas pipeline in RGB color space.
Fig. 2 is a block diagram showing the structure of a gas pipeline line contact scene recognition system according to a cable embodiment of the present invention.
In comparison to the gas duct embodiment, the gas duct line contact scene recognition system shown in the cable embodiment of the present invention may further include:
A voltage conversion device disposed in the vicinity of the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device and connected to the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device, respectively;
Wherein a voltage conversion device, disposed in the vicinity of the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device and connected to the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device, respectively, includes: the voltage conversion device is used for providing the required working voltages for the box type filtering device, the data sharpening device, the artifact removing device and the connection analysis device respectively.
Fig. 3 is a block diagram showing the structure of a gas pipeline line contact scene recognition system according to the C embodiment of the present invention.
In comparison to the gas duct embodiment, the gas duct line contact scene recognition system shown in embodiment C of the present invention may further include:
Quartz oscillation means provided in the vicinity of the box-type filtering means, the data sharpening means, the artifact removal means, and the phase analysis device and connected to the box-type filtering means, the data sharpening means, the artifact removal means, and the phase analysis device, respectively;
Wherein, quartz oscillation device sets up in the box-type filtering equipment, data sharpening equipment, artifact removal equipment and meet near of analysis device and respectively with box-type filtering equipment, data sharpening equipment, artifact removal equipment and meet analysis device connection include: the quartz oscillation device is used for providing the required reference clock pulses for the box type filtering device, the data sharpening device, the artifact removing device and the connected analysis device respectively.
Next, a further explanation of the specific structure of the gas pipeline line contact scene recognition system of the present invention will be continued.
In the gas pipeline line contact scene recognition system according to various embodiments of the present invention:
Performing image data processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device by adopting a programmable logic device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device;
The method for processing the output data of the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device by adopting a programmable logic device to execute image data processing to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device comprises the following steps: performing image sharpening processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the interfacing analysis device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the interfacing analysis device;
the method for processing the output data of the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device by adopting a programmable logic device to execute image data processing to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device comprises the following steps: performing image enhancement processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the connected analysis device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the connected analysis device;
The method for processing the output data of the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device by adopting a programmable logic device to execute image data processing to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connection analyzing device comprises the following steps: performing image filtering processing on output data of the box-type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device;
And wherein performing image data processing on output data of the box-type filtering apparatus, the data sharpening apparatus, the artifact removal apparatus, and the phase connection analysis apparatus using a programmable logic device to obtain output processing data corresponding to the box-type filtering apparatus, the data sharpening apparatus, the artifact removal apparatus, and the phase connection analysis apparatus, respectively, includes: and performing distortion correction processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device.
In addition, in the gas pipeline line contact scene recognition system, the color imaging characteristics of the gas pipeline include: any numerical distribution range of the R channel numerical distribution range, the G channel numerical distribution range and the B channel numerical distribution range is defined by a corresponding upper limit value and a corresponding lower limit value;
and the color imaging characteristics of the gas pipeline are R channel numerical value distribution range, G channel numerical value distribution range and B channel numerical value distribution range corresponding to the gas pipeline in RGB color space, and the color imaging characteristics further comprise: the corresponding upper limit value and the corresponding lower limit value are both between 0 and 255.
The gas pipeline line contact scene recognition system provided by the invention is used for solving the technical problems that in the prior art, gas pipelines are in contact with cables and are intertwined together so that targeted detection and early warning are difficult, can be used for intelligently analyzing the relative states of the gas pipelines and nearby cables by adopting a visual analysis mechanism, and can be used for executing photoelectric warning operation corresponding to the gas pipeline contact cables when judging that the gas pipelines are in contact with the cables, so that real-time detection and on-site warning of dangerous distribution states of the on-site cables with dynamically changed positions are realized.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the scope or spirit of the invention. It is therefore to be understood that the above-described embodiments are illustrative only and are not limiting. Since the scope of the invention is defined by the claims rather than the foregoing description, any changes and modifications that fall within the metes and bounds of the claims, or equivalence of such metes and bounds thereof, are therefore intended to be embraced by the claims.
Claims (9)
1. A gas pipeline line contact scene recognition system, the system comprising:
The scene capturing device is arranged in a scene where the pipeline trend of the gas pipeline is located, and is used for capturing an imaging picture of the scene where the pipeline trend of the gas pipeline is located by adopting the panoramic imaging lens and outputting the imaging picture as the pipeline trend picture;
The box type filtering device is connected with the scene capturing device and is used for executing box type filtering processing on the received pipeline trend picture so as to obtain and output a corresponding box type filtering image;
the data sharpening device is connected with the box type filtering device and is used for performing spatial domain differential sharpening processing on the received box type filtering image so as to obtain and output a corresponding data sharpening image;
The artifact removing device is connected with the data sharpening device and is used for executing artifact removing processing on the received data sharpening image so as to obtain and output a corresponding artifact removing image;
The interface analysis device is connected with the artifact removal device and comprises a region detection device, a shape analysis device and a parameter application device, wherein the shape analysis device is respectively connected with the region detection device and the parameter application device, and is used for detecting an imaging region occupied by the gas pipeline in the received artifact removal image based on the color imaging characteristics of the gas pipeline to serve as a target imaging region, acquiring the region geometric shape of the target imaging region, and analyzing the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image when the region geometric shape of the target imaging region has a missing part relative to a standard contour curve corresponding to the gas pipeline, so that when the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image are consistent, a first analysis command is sent to judge that the gas pipeline is contacted with the cable, and otherwise, a second analysis command is sent to judge that the gas pipeline is not contacted with the cable;
And the photoelectric warning device is connected with the connection analysis device and is used for executing photoelectric warning operation corresponding to the gas pipeline contact cable when the first analysis command is received and stopping executing photoelectric warning operation corresponding to the gas pipeline contact cable when the second analysis command is received.
2. The gas pipeline line contact scene recognition system of claim 1, wherein:
The phase connection analysis device is used for detecting an imaging area occupied by the gas pipeline in the received artifact removal image based on the color imaging characteristic of the gas pipeline to serve as a target imaging area, acquiring the area geometry of the target imaging area, and analyzing the overall depth of field of the gas pipeline in the artifact removal image and the overall depth of field of the cable in the artifact removal image when the area geometry of the target imaging area has a missing part relative to a standard contour curve corresponding to the gas pipeline, wherein the method comprises the following steps: the color imaging characteristics of the gas pipeline are R channel numerical distribution range, G channel numerical distribution range and B channel numerical distribution range corresponding to the gas pipeline in RGB color space.
3. The gas pipeline line contact scene recognition system of claim 2, further comprising:
A voltage conversion device disposed in the vicinity of the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device and connected to the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device, respectively;
Wherein a voltage conversion device, disposed in the vicinity of the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device and connected to the box-type filtering device, the data sharpening device, the artifact removal device, and the phase connection analysis device, respectively, includes: the voltage conversion device is used for providing the required working voltages for the box type filtering device, the data sharpening device, the artifact removing device and the connection analysis device respectively.
4. The gas pipeline line contact scene recognition system of claim 2, further comprising:
Quartz oscillation means provided in the vicinity of the box-type filtering means, the data sharpening means, the artifact removal means, and the phase analysis device and connected to the box-type filtering means, the data sharpening means, the artifact removal means, and the phase analysis device, respectively;
Wherein, quartz oscillation device sets up in the box-type filtering equipment, data sharpening equipment, artifact removal equipment and meet near of analysis device and respectively with box-type filtering equipment, data sharpening equipment, artifact removal equipment and meet analysis device connection include: the quartz oscillation device is used for providing the required reference clock pulses for the box type filtering device, the data sharpening device, the artifact removing device and the connected analysis device respectively.
5. The gas pipeline line contact scene recognition system according to any one of claims 2-4, wherein:
And performing image data processing on output data of the box type filtering equipment, the data sharpening equipment, the artifact removing equipment and the connected analysis device by adopting a programmable logic device to obtain output processing data respectively corresponding to the box type filtering equipment, the data sharpening equipment, the artifact removing equipment and the connected analysis device.
6. The gas pipeline line contact scene recognition system of claim 5, wherein:
Performing image data processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device by using a programmable logic device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device, wherein the processing data comprises: and performing image sharpening processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device.
7. The gas pipeline line contact scene recognition system of claim 5, wherein:
Performing image data processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device by using a programmable logic device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device, wherein the processing data comprises: and performing image enhancement processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device.
8. The gas pipeline line contact scene recognition system of claim 5, wherein:
Performing image data processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device by using a programmable logic device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device, wherein the processing data comprises: and performing image filtering processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device.
9. The gas pipeline line contact scene recognition system of claim 5, wherein:
Performing image data processing on output data of the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device by using a programmable logic device to obtain output processing data respectively corresponding to the box-type filtering device, the data sharpening device, the artifact removal device and the phase connection analysis device, wherein the processing data comprises: and performing distortion correction processing on output data of the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device to obtain output processing data respectively corresponding to the box type filtering device, the data sharpening device, the artifact removing device and the connected analyzing device.
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