CN112509260A - Intrusion detection and video rechecking device and method for underground pipeline of nuclear power plant - Google Patents
Intrusion detection and video rechecking device and method for underground pipeline of nuclear power plant Download PDFInfo
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- CN112509260A CN112509260A CN202011301404.6A CN202011301404A CN112509260A CN 112509260 A CN112509260 A CN 112509260A CN 202011301404 A CN202011301404 A CN 202011301404A CN 112509260 A CN112509260 A CN 112509260A
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- rechecking
- pipeline
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012552 review Methods 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000009545 invasion Effects 0.000 claims description 8
- 238000001931 thermography Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 7
- 238000013459 approach Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000001740 anti-invasion Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
- G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
- G08B13/1672—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using sonic detecting means, e.g. a microphone operating in the audio frequency range
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19602—Image analysis to detect motion of the intruder, e.g. by frame subtraction
- G08B13/19613—Recognition of a predetermined image pattern or behaviour pattern indicating theft or intrusion
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19617—Surveillance camera constructional details
- G08B13/19623—Arrangements allowing camera linear motion, e.g. camera moving along a rail cable or track
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an intrusion detection and video rechecking device and method for an underground pipeline of a nuclear power plant, wherein the intrusion detection and video rechecking device comprises a detector, a video rechecking camera and a comprehensive control module; the detector is arranged at a crossing protection area of the underground pipeline; the video rechecking camera is positioned behind the detector and movably arranged on the camera guide rail; the comprehensive control module is respectively connected with the tube detector and the video review camera and is used for receiving an alarm signal of the detector and a shooting image of the video review camera and controlling the video review camera to move on the camera guide rail to be close to a target for shooting. The intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant solves the problem of intrusion alarm rechecking of the periphery of the underground pipeline by improving the imaging definition of the video rechecking camera, and still performs monitoring and video rechecking under the conditions of full water and turbid water quality.
Description
Technical Field
The invention belongs to the field of perimeter intrusion prevention detection of nuclear power plants, and particularly relates to an intrusion detection and video rechecking device and method for underground pipelines of a nuclear power plant.
Background
The perimeter of the nuclear power plant refers to structures such as fences, walls and the like which enclose the nuclear power plant into a closed space, and a perimeter intrusion prevention detection system is an important ring for implementing the detection-delay-response function of a whole plant physical protection system and is used for detecting various enemy intrusion behaviors. When the alarm signal is triggered, security personnel can quickly obtain the alarm of illegal intrusion and display the camera images of the related areas in a linkage manner so as to find out the reason of the alarm.
At present, the anti-invasion measure of the underground pipeline of the nuclear power plant is to arrange a pipeline fence detector and a video rechecking camera at the crossing protection area of the underground pipeline of the nuclear power plant. The underground pipeline is anhydrous or ponding is less under normal conditions, and the camera can satisfy the requirement of video recheck, but when extreme weather such as typhoon, torrential rain, the underground pipeline has the condition of full water and quality of water is muddy, and extreme condition leads to the camera imaging unclear, can't accomplish video recheck.
In view of the above, it is necessary to provide an apparatus and a method for intrusion detection and video review of underground pipelines of a nuclear power plant, which can solve the above problems.
Disclosure of Invention
The invention aims to: the device and the method for intrusion detection and video rechecking of the underground pipeline of the nuclear power plant are provided, so that monitoring and video rechecking can be normally and reliably carried out under the conditions of full water and turbid water quality, and the problems in the prior art are solved.
In order to achieve the purpose, the invention provides an intrusion detection and video rechecking device for an underground pipeline of a nuclear power plant, which comprises a detector, a video rechecking camera and a comprehensive control module, wherein the detector is connected with the video rechecking camera; the detector is arranged at a crossing protection area of the underground pipeline; the video rechecking camera is positioned behind the detector and movably arranged on the camera guide rail; the comprehensive control module is respectively connected with the tube detector and the video review camera and is used for receiving an alarm signal of the detector and a shooting image of the video review camera and controlling the video review camera to move on the camera guide rail to be close to a target for shooting.
The detector comprises a pipeline fence detector and a sonar detector, and the comprehensive control module is respectively connected with the pipeline fence detector and the sonar detector to receive alarm signals of the pipeline fence detector and the sonar detector.
As an improvement of the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, the sonar detector is positioned in front of the pipeline fence detector, and when the intrusion occurs, the sonar detector sends out an alarm signal before the pipeline fence detector in time.
As an improvement of the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, the comprehensive control module is preset with a comprehensive judgment mechanism, when both the sonar detector and the pipeline fence detector send out alarm signals and the sonar detector sends out the alarm signals first and the pipeline fence detector sends out the alarm signals later, an intrusion alarm is sent out to security personnel, and the video rechecking camera is linked for video rechecking.
As an improvement of the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, the video rechecking camera adopts an infrared thermal imaging camera and identifies the target through the temperature difference image of the target and the water body.
As an improvement of the intrusion detection and video review device for the underground pipeline of the nuclear power plant, the protection level of the video review camera is improved to IP 68.
As an improvement of the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, the extension direction of the camera guide rail is the radial direction of the underground pipeline.
As an improvement of the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, the extending direction of the camera guide rail is the up-down direction.
In order to achieve the above object, the present invention further provides an intrusion detection and video review method for an underground pipeline of a nuclear power plant, which uses the intrusion detection and video review device for an underground pipeline of a nuclear power plant described in any one of the above paragraphs, wherein the intrusion detection and video review method for an underground pipeline of a nuclear power plant comprises the following steps:
1) the detector finds the invasion and sends out an alarm signal;
2) the comprehensive control module receives an alarm signal of the detector, sends an intrusion alarm to security personnel, and controls the video rechecking camera to move on the camera guide rail to be close to a target to shoot while sending the intrusion alarm;
3) and providing the shot image of the video rechecking camera for security personnel to recheck the video.
As an improvement of the intrusion detection and video rechecking method of the underground pipeline of the nuclear power plant, the detector comprises a pipeline fence detector and a sonar detector, and the condition that the comprehensive control module sends an intrusion alarm to security personnel in the step 2) is as follows: the sonar detector and the pipeline fence detector both send out alarm signals, and the sonar detector sends out the alarm signals firstly and then sends out the alarm signals after the pipeline fence detector.
Compared with the prior art, the device and the method for intrusion detection and video rechecking of the underground pipeline of the nuclear power plant have at least the following advantages:
1) the video rechecking camera is provided with the camera guide rail, so that the video rechecking camera can be close to a target as much as possible to shoot, and the imaging definition of the camera is improved;
2) the infrared thermal imaging camera is adopted to identify the target through the temperature difference image of the target and the water body, so that the imaging definition of the camera is further improved;
3) add the sonar detection ware in pipeline fence detector the place ahead, only when sonar detection ware and pipeline fence detector all send alarm signal, and time be that the sonar detection ware sends alarm signal earlier, pipeline fence detector back when sending alarm signal, just send intrusion alert and link video recheck camera and carry out the video recheck, effectively reduced intrusion alert's misstatement rate.
Drawings
The intrusion detection and video review device and method for underground pipelines of nuclear power plants are described in detail below with reference to the accompanying drawings and the specific embodiments.
Fig. 1 is a schematic structural diagram of an intrusion detection and video rechecking device for underground pipelines of a nuclear power plant.
Detailed Description
In order to make the objects, technical solutions and advantageous technical effects of the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, the intrusion detection and video review device for underground pipelines of a nuclear power plant according to the present invention includes a detector, a video review camera 20 and a comprehensive control module 30. The detector is arranged at a crossing protection area of the underground pipeline; the video review camera 20 is located behind the detector (i.e., on the side of the detector facing away from the direction of intrusion) and is movably mounted on a camera rail 22; the integrated control module 30 is connected to the detector and the video review camera 20, respectively, and is configured to receive an alarm signal from the detector and a captured image from the video review camera 20, and control the video review camera 20 to move on the camera rail 22 to approach the target for capturing.
Underground pipes include, but are not limited to, drainage pipes and sewer pipes. The detectors comprise a pipeline fence detector 10 and a sonar detector 40, and the comprehensive control module 30 is respectively connected with the pipeline fence detector 10 and the sonar detector 40 to respectively receive alarm signals of the pipeline fence detector 10 and the sonar detector 40. Sonar detector 40 is located in front of pipe-fence detector 10 (i.e., on the side of pipe-fence detector 10 facing the direction of intrusion), so that when an intrusion occurs, sonar detector 40 temporally sends an alarm signal before pipe-fence detector 10.
The video rechecking camera 20 adopts an infrared thermal imaging camera, identifies a target through a temperature difference image of the target and a water body, and simultaneously, in order to meet the environmental requirement of underwater work, the protection grade is improved to IP 68.
The extending direction of the camera guide rail 22 is the radial direction of the underground pipeline, when the underground pipeline is a horizontal pipeline, the camera guide rail 22 extends along the up-down direction, so that the video rechecking camera 20 can move along the camera guide rail 22 under the driving of a motor to be close to a target as much as possible for shooting, the imaging definition of the camera is improved, and monitoring and video rechecking are still performed under the conditions of full water and turbid water quality.
According to the intrusion detection and video rechecking device for the underground pipeline of the nuclear power plant, disclosed by the invention, the problem of intrusion alarm rechecking of the periphery of the underground pipeline is solved by improving the imaging definition of the video rechecking camera, and monitoring and video rechecking are still carried out under the conditions of full water and turbid water quality.
The invention discloses an intrusion detection and video rechecking method for underground pipelines of a nuclear power plant, which comprises the following steps of:
s1, the detector finds the invasion and sends out an alarm signal;
s2, the comprehensive control module 30 receives the alarm signal of the detector, sends an intrusion alarm to security personnel, and controls the video review camera 20 to move on the camera guide rail 22 to approach the target for shooting while sending the intrusion alarm;
and S3, providing the images shot by the video rechecking camera 20 to security personnel for video rechecking.
The detectors in step S1 include a pipe fence detector 10 and a sonar detector 40, and the conditions for the integrated control module 30 to send an intrusion alarm to security personnel in step S2 are: the sonar detector 40 and the pipeline fence detector 10 both send out alarm signals, and in time, the sonar detector 40 sends out the alarm signals first and the pipeline fence detector 10 sends out the alarm signals later.
Compared with the prior art, the device and the method for intrusion detection and video rechecking of the underground pipeline of the nuclear power plant have at least the following advantages:
1) the video rechecking camera is provided with the camera guide rail, so that the video rechecking camera can be close to a target as much as possible to shoot, and the imaging definition of the camera is improved;
2) the infrared thermal imaging camera is adopted to identify the target through the temperature difference image of the target and the water body, so that the imaging definition of the camera is further improved;
3) add the sonar detection ware in pipeline fence detector the place ahead, only when sonar detection ware and pipeline fence detector all send alarm signal, and time be that the sonar detection ware sends alarm signal earlier, pipeline fence detector back when sending alarm signal, just send intrusion alert and link video recheck camera and carry out the video recheck, effectively reduced intrusion alert's misstatement rate.
Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. An intrusion detection and video rechecking device for an underground pipeline of a nuclear power plant is characterized by comprising a detector, a video rechecking camera and a comprehensive control module; the detector is arranged at a crossing protection area of the underground pipeline; the video rechecking camera is positioned behind the detector and movably arranged on the camera guide rail; the comprehensive control module is respectively connected with the tube detector and the video review camera and is used for receiving an alarm signal of the detector and a shooting image of the video review camera and controlling the video review camera to move on the camera guide rail to be close to a target for shooting.
2. The apparatus for intrusion detection and video review of underground pipelines of nuclear power plants according to claim 1, wherein the detectors include a pipeline fence detector and a sonar detector, and the integrated control module is respectively connected with the pipeline fence detector and the sonar detector to receive alarm signals of the pipeline fence detector and the sonar detector.
3. The apparatus for intrusion detection and video review of underground pipelines of nuclear power plants according to claim 2, wherein the sonar detector is located in front of the pipeline fence detector, and when an intrusion occurs, the sonar detector temporally precedes the pipeline fence detector in emitting the alarm signal.
4. The device for intrusion detection and video review of the underground pipelines of the nuclear power plant according to claim 3, characterized in that the comprehensive control module presets a comprehensive judgment mechanism, and when the sonar detectors and the pipeline fence detectors send out alarm signals and the sonar detectors send out alarm signals first and the pipeline fence detectors send out alarm signals later, the device sends out intrusion alarm to security personnel and is linked with a video review camera to perform video review.
5. The device for detecting the invasion of the underground pipeline of the nuclear power plant and rechecking the video as claimed in claim 1, wherein the video rechecking camera adopts an infrared thermal imaging camera and identifies the target through the temperature difference image of the target and the water body.
6. The device for detecting the invasion of the underground pipeline of the nuclear power plant and rechecking the video as claimed in claim 1, wherein the protection level of the video rechecking camera is raised to IP 68.
7. The apparatus of claim 1, wherein the camera track extends in a radial direction of the underground pipe.
8. The apparatus of claim 1, wherein the camera track extends in an up-and-down direction.
9. A nuclear power plant underground pipeline intrusion detection and video rechecking method, which adopts the nuclear power plant underground pipeline intrusion detection and video rechecking device of any one of claims 1 to 8, and is characterized by comprising the following steps:
1) the detector finds the invasion and sends out an alarm signal;
2) the comprehensive control module receives an alarm signal of the detector, sends an intrusion alarm to security personnel, and controls the video rechecking camera to move on the camera guide rail to be close to a target to shoot while sending the intrusion alarm;
3) and providing the shot image of the video rechecking camera for security personnel to recheck the video.
10. The method for intrusion detection and video review of underground pipelines of nuclear power plants according to claim 9, wherein the detectors include a pipeline fence detector and a sonar detector, and the condition that the integrated control module sends an intrusion alarm to security personnel in step 2) is that: the sonar detector and the pipeline fence detector both send out alarm signals, and the sonar detector sends out the alarm signals firstly and then sends out the alarm signals after the pipeline fence detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011301404.6A CN112509260A (en) | 2020-11-19 | 2020-11-19 | Intrusion detection and video rechecking device and method for underground pipeline of nuclear power plant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011301404.6A CN112509260A (en) | 2020-11-19 | 2020-11-19 | Intrusion detection and video rechecking device and method for underground pipeline of nuclear power plant |
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| CN112509260A true CN112509260A (en) | 2021-03-16 |
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| CN202011301404.6A Pending CN112509260A (en) | 2020-11-19 | 2020-11-19 | Intrusion detection and video rechecking device and method for underground pipeline of nuclear power plant |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700535A (en) * | 2014-12-31 | 2015-06-10 | 大亚湾核电运营管理有限责任公司 | Video review alarm method and device for illegal invasion of nuclear power plant |
| CN104700533A (en) * | 2014-12-31 | 2015-06-10 | 大亚湾核电运营管理有限责任公司 | Nuclear safety linkage control method and system |
| CN205644630U (en) * | 2016-03-23 | 2016-10-12 | 深圳市欣横纵数码科技有限公司 | Validity evaluation system of nuclear power physical protection |
| CN106226770A (en) * | 2016-08-30 | 2016-12-14 | 阳江核电有限公司 | Environmental monitoring system under nuclear plant water intaking saliva |
| CN108230302A (en) * | 2017-12-21 | 2018-06-29 | 岭东核电有限公司 | A kind of nuclear power plant's low-temperature receiver marine site invasion marine organisms detection and method of disposal |
-
2020
- 2020-11-19 CN CN202011301404.6A patent/CN112509260A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700535A (en) * | 2014-12-31 | 2015-06-10 | 大亚湾核电运营管理有限责任公司 | Video review alarm method and device for illegal invasion of nuclear power plant |
| CN104700533A (en) * | 2014-12-31 | 2015-06-10 | 大亚湾核电运营管理有限责任公司 | Nuclear safety linkage control method and system |
| CN205644630U (en) * | 2016-03-23 | 2016-10-12 | 深圳市欣横纵数码科技有限公司 | Validity evaluation system of nuclear power physical protection |
| CN106226770A (en) * | 2016-08-30 | 2016-12-14 | 阳江核电有限公司 | Environmental monitoring system under nuclear plant water intaking saliva |
| CN108230302A (en) * | 2017-12-21 | 2018-06-29 | 岭东核电有限公司 | A kind of nuclear power plant's low-temperature receiver marine site invasion marine organisms detection and method of disposal |
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Application publication date: 20210316 |
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