CN113126646A - Unmanned aerial vehicle inspection system for oil and gas pipelines - Google Patents
Unmanned aerial vehicle inspection system for oil and gas pipelines Download PDFInfo
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- CN113126646A CN113126646A CN201911406811.0A CN201911406811A CN113126646A CN 113126646 A CN113126646 A CN 113126646A CN 201911406811 A CN201911406811 A CN 201911406811A CN 113126646 A CN113126646 A CN 113126646A
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- 238000007689 inspection Methods 0.000 title claims abstract description 30
- 238000012806 monitoring device Methods 0.000 claims abstract description 41
- 238000003466 welding Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 22
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000004210 cathodic protection Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 36
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/10—Simultaneous control of position or course in three dimensions
- G05D1/101—Simultaneous control of position or course in three dimensions specially adapted for aircraft
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses an unmanned aerial vehicle inspection system for an oil and gas pipeline, which comprises a control platform, an unmanned aerial vehicle and a monitoring device arranged on a welding seam of the oil and gas pipeline; the monitoring device comprises a sensor, a wireless communication module and a protective shell sleeved outside the welding line; a cavity is formed between the protective shell and the welding line; the sensor is used for acquiring gas composition data in the cavity and generating alarm information according to the gas composition data; the wireless communication module is used for transmitting the alarm information to the control platform; the control platform is used for generating a flight control instruction of the unmanned aerial vehicle according to the alarm information; the unmanned aerial vehicle is used for carrying out flight detection on a preset position according to the flight control instruction. By the method and the device, the unmanned aerial vehicle only needs to execute the corresponding inspection task when the welding line is leaked, and does not need to frequently carry out routine flight inspection, so that the inspection cost of the unmanned aerial vehicle for carrying out oil and gas pipeline inspection can be greatly reduced.
Description
Technical Field
The invention relates to the field of pipeline transportation, in particular to an unmanned aerial vehicle inspection system for an oil and gas pipeline.
Background
The safety of petroleum, natural gas and other conveying pipelines as national energy arteries is particularly important. The welding quality defect quality of the welding part of the conveying pipeline is difficult to detect in time after the welding is finished, and the welding quality defect quality is displayed under the action of internal and external pressure of the pipeline after a period of time of putting into use, so that leakage is generated. Thereby causing potential safety hazards such as fire or explosion.
Among the prior art, in order to improve and patrol and examine efficiency and reduce the working strength who patrols and examines personnel, included and adopted unmanned aerial vehicle to patrol and examine the technical scheme, the inventor discovers through the research, adopts unmanned aerial vehicle to patrol and examine the technical scheme who patrols and examines to pipeline among the prior art, includes following defect at least:
in order to guarantee the timeliness of potential safety hazard discovery, the frequency of unmanned aerial vehicle inspection is high, so that the inspection cost is high.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to reduce the cost of the oil and gas pipeline inspection by the unmanned aerial vehicle.
One aspect of the embodiment of the invention provides an unmanned aerial vehicle inspection system for an oil and gas pipeline, which comprises a control platform, an unmanned aerial vehicle and a monitoring device arranged on a welding seam of the oil and gas pipeline;
the monitoring device comprises a sensor, a wireless communication module and a protective shell sleeved outside the welding line; a cavity is formed between the protective shell and the welding line; the sensor is used for acquiring gas composition data in the cavity and generating alarm information according to the gas composition data; the wireless communication module is used for transmitting the alarm information to the control platform;
the control platform is used for generating a flight control instruction of the unmanned aerial vehicle according to the alarm information;
the unmanned aerial vehicle is used for carrying out flight detection on a preset position according to the flight control instruction.
Preferably, in the present invention, the sensor is disposed in the cavity.
Preferably, in the present invention, the alarm information further includes gas composition data.
Preferably, in the present invention, the alarm information further includes identification information or location data of the monitoring device.
Preferably, in the present invention, the generating a flight control command of the drone according to the alarm information includes:
acquiring identification information in the alarm information;
acquiring position data of the monitoring device generating the alarm information according to the corresponding relation between the preset identification information of the monitoring device and the position of the monitoring device;
and generating a flight control instruction comprising the range of the unmanned aerial vehicle according to the position data.
Preferably, in the present invention, the protective case is provided with a vent hole.
Preferably, in the present invention, the vent hole is provided below the oil and gas pipeline.
Preferably, in the present invention, the sensor is provided in the vicinity of the vent hole.
Preferably, in the present invention, a relay device is further included;
preferably, in the present invention, a relay device is further included;
the relay device is used for forwarding the alarm information of the wireless communication module to the control platform.
Preferably, in the invention, the monitoring device is arranged at the welding seam near the pipeline cathode protection monitoring device;
the relay device is a relay device shared with the cathodic protection monitoring device.
The relay device is used for forwarding the alarm information of the wireless communication module to the control platform.
Preferably, in the present invention, the monitoring device further comprises a solar power supply.
Compared with the prior art, the invention has the following beneficial effects:
in the invention, each welding seam of the oil-gas pipeline is provided with a corresponding monitoring device to detect the near-field gas of the welding seam in real time, so that alarm information can be generated in real time when the welding seam has a leakage fault; the control platform can generate a flight control instruction of the unmanned aerial vehicle corresponding to the leakage fault event according to the alarm information so as to realize the inspection of the unmanned aerial vehicle at a specific position of the oil and gas pipeline; in other words, in the invention, the unmanned aerial vehicle only needs to execute the corresponding inspection task when the welding line is leaked, and does not need to frequently carry out routine flight inspection, so that the inspection cost of the unmanned aerial vehicle for carrying out oil and gas pipeline inspection can be greatly reduced.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to make the technical means implementable in accordance with the contents of the description, and to make the above and other objects, technical features, and advantages of the present invention more comprehensible, one or more preferred embodiments are described below in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an unmanned aerial vehicle inspection system for an oil and gas pipeline according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of the monitoring device according to the embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Spatially relative terms, such as "below," "lower," "upper," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the object in use or operation in addition to the orientation depicted in the figures. For example, if the items in the figures are turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the elements or features. Thus, the exemplary term "below" can encompass both an orientation of below and above. The article may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative terms used herein should be interpreted accordingly.
In this document, the terms "first", "second", etc. are used to distinguish two different elements or portions, and are not used to define a particular position or relative relationship. In other words, the terms "first," "second," and the like may also be interchanged with one another in some embodiments.
In order to reduce the cost of the unmanned aerial vehicle for the inspection of the oil and gas pipeline, as shown in fig. 1 and 2, the embodiment of the invention provides an unmanned aerial vehicle inspection system for the oil and gas pipeline, which comprises a control platform 01, an unmanned aerial vehicle 02 and a monitoring device 04 arranged on a welding seam of the oil and gas pipeline 03;
the monitoring device 04 comprises a sensor (not shown in the figure), a wireless communication module (not shown in the figure) and a protective shell 41 sleeved outside the welding line; a cavity is formed between the protective shell 41 and the welding seam; the sensor is used for acquiring gas composition data in the cavity and generating alarm information according to the gas composition data; the wireless communication module is used for transmitting the alarm information to the control platform 01; the control platform 01 is used for generating a flight control instruction of the unmanned aerial vehicle 02 according to the alarm information; the unmanned aerial vehicle 02 is used for carrying out flight detection on a preset position according to the flight control instruction.
In order to reduce the number of times and mileage of invalid flight of the unmanned aerial vehicle, the embodiment of the invention is provided with a monitoring device 04 capable of monitoring a leakage event in real time at the position of a leakage high-incidence point (namely a welding seam) of the oil-gas pipeline 03, and after a protective shell of the monitoring device 04 is sleeved outside the oil-gas pipeline 03, a cavity is formed between the position of the welding seam and the oil-gas pipeline 03 or formed between the position of the welding seam and the oil-gas pipeline 03; the sensor and the wireless communication module can be arranged in the cavity; the sensor in the embodiment of the invention is used for collecting gas composition data in the cavity and generating alarm information according to the gas composition data; therefore, when the welding line leaks, the gas composition in the cavity can correspondingly change, and corresponding alarm information can be generated by acquiring gas composition data through the sensor; in practical application, the alarm information may include gas composition data, or may be an alarm signal generated according to the gas composition data; the alarm signal generated according to the gas component data may be generated when the concentration value of some specific gas components exceeds a preset value. When the alarm information is generated, the wireless communication module may transmit the alarm information to the control platform 01.
The control platform 01 serves as a control center, has data processing capacity, and can generate a flight control command of the unmanned aerial vehicle 02 according to the alarm signal to issue a flight task aiming at the alarm signal to the unmanned aerial vehicle 02, so that the unmanned aerial vehicle 02 can timely reach the position where the leakage event occurs, and patrol operations such as video data acquisition and near-field gas component data acquisition are carried out on an accident site. Generally speaking, the flight control instruction includes position data of the occurrence of the leakage event, so that the flight distance of each flight task of the unmanned aerial vehicle 02 is an effective flight distance, and invalid flight is avoided.
Preferably, in practical application, the control platform 01 can know the position of the leakage event in a manner of adding identification information or position data of the monitoring device into the alarm information, so that the specific position of the unmanned aerial vehicle 02 during the flight mission can be determined.
In a preferred scheme of the embodiment of the present invention, a correspondence between identification information of a monitoring device 04 and a position of the monitoring device 04 is preset in a control platform 01; in this way, the position data of the monitoring device 04 can be obtained according to the identification information in the alarm information, so that a corresponding control instruction of the unmanned aerial vehicle 02 can be generated to enable the unmanned aerial vehicle 02 to reach the position of the monitoring device 04 where the leakage event occurs; that is to say, the flight control instruction of the unmanned aerial vehicle is generated according to the alarm information, and the specific steps may be:
s11, acquiring identification information in the alarm information;
s12, acquiring position data of the monitoring device generating the alarm information according to the corresponding relation between the preset identification information of the monitoring device and the position of the monitoring device;
and S13, generating a flight control command comprising the unmanned aerial vehicle range according to the position data.
In practical applications, the embodiment of the present invention may further include a vent 42 in the protective casing 41 to avoid excessive gas pressure in the cavity; furthermore, the vent hole 42 can be arranged below the oil and gas pipeline to prevent rainwater and sundries from entering the cavity; in addition, the welding seam of the oil and gas pipeline 03 is annular, the accuracy of the gas component concentration collected by the sensor can be influenced by the distance between the actual installation position of the sensor and the leakage point, and the sensor is arranged at the position close to the vent hole 42.
In order to reduce communication cost, the embodiment of the invention is also provided with relay devices, and each relay device with remote communication capability can receive alarm information of a plurality of wireless communication modules; thus, the signal communication distance of each wireless communication module can be shortened, and the overall communication cost is reduced; specifically, each relay device is responsible for receiving communication data of a preset number of wireless communication modules and forwarding the received alarm information to the control platform 01.
In order to further reduce the cost, in the embodiment of the invention, the monitoring device can also be arranged at the welding seam near the pipeline cathode protection monitoring device; then, the relay device is set as a relay device common to the cathodic protection monitoring device. Therefore, data return can be carried out by relying on the cathode protection monitoring device with remote data transmission capacity; in this scenario, an independent relay device may not be provided to save cost.
In practical application, the monitoring device in the embodiment of the invention further comprises a solar power supply, so that the power supply can be permanently provided for devices such as a sensor, a wireless communication module and the like, and the maintenance cost is reduced.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An unmanned aerial vehicle inspection system for an oil and gas pipeline is characterized by comprising a control platform, an unmanned aerial vehicle and a monitoring device arranged on a welding seam of the oil and gas pipeline;
the monitoring device comprises a sensor, a wireless communication module and a protective shell sleeved outside the welding line; a cavity is formed between the protective shell and the welding line; the sensor is used for acquiring gas composition data in the cavity and generating alarm information according to the gas composition data; the wireless communication module is used for transmitting the alarm information to the control platform;
the control platform is used for generating a flight control instruction of the unmanned aerial vehicle according to the alarm information;
the unmanned aerial vehicle is used for carrying out flight detection on a preset position according to the flight control instruction.
2. The unmanned aerial vehicle inspection system according to claim 1, wherein the sensor is located within the cavity.
3. The unmanned aerial vehicle inspection system according to claim 1, wherein the alert information further includes gas composition data.
4. The unmanned aerial vehicle inspection system according to claim 1, wherein the alarm information further includes identification information or location data of the monitoring device.
5. The system for unmanned aerial vehicle inspection according to any one of claims 1 to 4, wherein the generating flight control instructions for the unmanned aerial vehicle based on the alert information includes:
acquiring identification information in the alarm information;
acquiring position data of the monitoring device generating the alarm information according to the corresponding relation between the preset identification information of the monitoring device and the position of the monitoring device;
and generating a flight control instruction comprising the range of the unmanned aerial vehicle according to the position data.
6. The unmanned aerial vehicle inspection system according to claim 5, wherein the protective shell is provided with vent holes.
7. The unmanned aerial vehicle inspection system according to claim 6, wherein the vent holes are located below the oil and gas pipeline.
8. The unmanned aerial vehicle inspection system according to claim 7, further comprising a relay device;
the relay device is used for forwarding the alarm information of the wireless communication module to the control platform.
9. The unmanned aerial vehicle inspection system according to claim 8, wherein the monitoring device is disposed at a weld near the cathodic protection monitoring device of the pipeline;
the relay device is a relay device shared with the cathodic protection monitoring device.
10. The unmanned aerial vehicle inspection system according to claim 9, wherein the monitoring device further includes a solar power source.
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| CN201911406811.0A CN113126646A (en) | 2019-12-31 | 2019-12-31 | Unmanned aerial vehicle inspection system for oil and gas pipelines |
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| CN201911406811.0A CN113126646A (en) | 2019-12-31 | 2019-12-31 | Unmanned aerial vehicle inspection system for oil and gas pipelines |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062491A (en) * | 2021-09-30 | 2022-02-18 | 安徽华昇检测科技有限责任公司 | Ultra-low-altitude flaw detection system for field pipeline of unmanned aerial vehicle |
| CN114062514A (en) * | 2021-10-08 | 2022-02-18 | 安徽华昇检测科技有限责任公司 | Ultrasonic detection system and method based on unmanned aerial vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114062491A (en) * | 2021-09-30 | 2022-02-18 | 安徽华昇检测科技有限责任公司 | Ultra-low-altitude flaw detection system for field pipeline of unmanned aerial vehicle |
| CN114062514A (en) * | 2021-10-08 | 2022-02-18 | 安徽华昇检测科技有限责任公司 | Ultrasonic detection system and method based on unmanned aerial vehicle |
| CN114062514B (en) * | 2021-10-08 | 2024-01-09 | 安徽华昇检测科技有限责任公司 | Unmanned aerial vehicle-based ultrasonic detection system and method |
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