CN111653054B - Physical protection system for nuclear facilities - Google Patents
Physical protection system for nuclear facilities Download PDFInfo
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- CN111653054B CN111653054B CN202010298368.6A CN202010298368A CN111653054B CN 111653054 B CN111653054 B CN 111653054B CN 202010298368 A CN202010298368 A CN 202010298368A CN 111653054 B CN111653054 B CN 111653054B
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
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Abstract
The invention discloses a nuclear facility real object protection system, which comprises a target position acquisition unit, a target position acquisition unit and a target position acquisition unit, wherein the target position acquisition unit is used for acquiring position information of an invading target and at least comprises a perimeter radar detection piece arranged around the boundary of an area where a nuclear facility is located, a low-altitude radar detection piece arranged at a height-making point in the area where the nuclear facility is located, and a sonar detection component arranged at a water inlet of the nuclear facility under water and used for detecting the invading underwater target; an image acquisition unit for acquiring image information of a target, including a plurality of monitoring sections; and the control unit is used for correlating the position information of the target acquired by the target position acquisition unit with the image information of the target acquired by the image acquisition unit and comparing the position information with preset information of the target so as to determine whether the target is invaded illegally. The system can carry out all-around monitoring protection from land, low altitude and underwater, and prevent intruders from entering nuclear facilities from all directions.
Description
Technical Field
The invention belongs to the technical field of nuclear security, and particularly relates to a nuclear facility real object protection system.
Background
With the wide application of nuclear technology, nuclear security issues are more and more concerned by people, and in order to prevent serious accidents which endanger the security of society and public lives and properties and are caused by illegal invasion of a physical protection perimeter of a nuclear power plant, more armed arrangement time is strived for, and a timely and effective nuclear security alarm linkage system needs to be established to verify the accuracy of alarm and the severity of events.
The traditional physical protection system for the nuclear facilities establishes three layers of barriers including a control area, a protection area and a critical area according to the grade of a protection target, wherein a double fence between the protection areas keeps six meters, two complementary detection functions are installed in the middle, video recheck is required, the original physical protection system is low in effectiveness and low in passing speed, cannot meet the management of the nuclear facilities, only aims at enemies to attack from the land and the ground, and cannot cope with various submerging modes of the enemies.
Therefore, a new physical protection system for nuclear facilities is needed.
Disclosure of Invention
The embodiment of the invention provides a nuclear facility physical protection system which carries out omnibearing monitoring protection from land, low altitude and underwater, prevents intruders from entering a nuclear facility from all directions, avoids the nuclear facility from being damaged and improves the safety protection capability of the nuclear facility.
An embodiment of the present invention provides a nuclear facility entity protection system, including: the target position acquisition unit is used for acquiring the position information of an invading target and at least comprises a perimeter radar detection piece arranged around the boundary of the area where the nuclear facility is located, a low-altitude radar detection piece arranged at a height-making point in the area where the nuclear facility is located and a sonar detection component arranged at the water inlet of the underwater nuclear facility and used for detecting the invading underwater target; the system comprises an image acquisition unit, a data processing unit and a data processing unit, wherein the image acquisition unit is used for acquiring image information of a target and comprises a plurality of monitoring parts, and each monitoring part is arranged along the boundary of an area where a nuclear facility is located in a surrounding manner and covers a critical path in the area where the nuclear facility is located; and the control unit is in communication connection with the target position acquisition unit and the image acquisition unit and is used for associating the position information of the target acquired by the target position acquisition unit with the image information of the target acquired by the image acquisition unit and comparing the position information with the preset information of the target so as to determine whether the target is invaded illegally.
According to an aspect of the present invention, the control unit includes a behavior data analysis and fusion section for analyzing a traveling direction of a next step of the target and a traveling destination thereof based on the entry point and the traveling route of the target acquired by the image acquisition unit.
According to one aspect of the invention, the area where the nuclear facility is located is divided into a critical area, a protection area and a control area from inside to outside through at least one circle of fence, and the monitoring parts are uniformly arranged on the fence.
According to one aspect of the invention, the entrance guard detection part is arranged at an entrance and an exit of the control area or the protection area to control entrance by detecting an entrance guard card of an entering and exiting person, the biological characteristic detection part is arranged at least in the important area to detect biological characteristic information of the entering and exiting person to control entrance, and the entrance guard detection part and the biological characteristic detection part are both connected to the control unit.
According to one aspect of the invention, the biometric information includes at least one of weight, iris, face, fingerprint.
According to one aspect of the invention, the system further comprises a target background screening part, wherein the target background screening part is in communication connection with the image acquisition unit so as to acquire case bottom information of the target from a database according to the acquired target video information of the image acquisition unit and adjust the security check strength of the entrance and the exit of the target according to the case bottom information.
According to an aspect of the present invention, the image acquisition unit is provided at a water intake of the nuclear facility to determine whether a target is a living body from an image.
According to one aspect of the invention, the system further comprises an intrusion alarm part arranged in at least one of the vital area, the protection area and the control area, wherein the intrusion alarm part is connected to the control unit and used for giving an alarm.
According to an aspect of the present invention, the intrusion alert part includes at least one of an audible alarm or a light alarm.
According to an aspect of the present invention, further comprising a delaying part provided at the water inflow of the nuclear facility, for slowing down the traveling speed of the object.
Compared with the prior art, the nuclear facility real object protection system provided by the embodiment of the invention comprises an image acquisition unit, a target position acquisition unit and a control unit, wherein the target position acquisition unit is used for acquiring the position information of a target, the target position acquisition unit at least comprises a perimeter radar detection piece arranged around the boundary of the area where the nuclear facility is located, a low-altitude radar detection piece arranged at a high-altitude point in the area where the nuclear facility is located, and a sonar detection component arranged at the water inlet of the underwater facility and used for detecting an invading underwater target, so as to respectively realize the position detection of the land, underwater and aerial targets, then the image acquisition unit near the target is used for acquiring the image information of the target, and finally the control unit is used for associating the position information of the target acquired by the target position acquisition unit with the image information of the target acquired by the image acquisition unit, and comparing the information with preset information of the target to determine whether the target is an illegal intrusion. The nuclear facility physical protection system provided by the embodiment of the invention carries out omnibearing monitoring protection on the nuclear facility from land, low altitude and underwater, prevents intruders from entering the nuclear facility from all directions, avoids the nuclear facility from being damaged, and improves the safety protection capability of the nuclear facility.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic diagram of an embodiment of a physical protection system for nuclear facilities according to an embodiment of the present invention;
fig. 2 is a schematic diagram of another nuclear facility physical protection system according to an embodiment of the present invention.
In the drawings:
100-a target position acquisition unit; 200-an image acquisition unit; 300-a control unit; 400-entrance guard detection part; 500-biometric detection section.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
For better understanding of the present invention, a nuclear facility physical protection system according to an embodiment of the present invention will be described in detail below with reference to fig. 1 to 2.
FIG. 1 is a schematic diagram of an embodiment of a physical protection system for nuclear facilities according to an embodiment of the present invention; fig. 2 is a schematic diagram of another nuclear facility physical protection system according to an embodiment of the present invention.
Referring to fig. 1 to fig. 2, an embodiment of the invention provides a physical protection system for nuclear facilities, which is disposed in an area where the nuclear facilities are located, and includes: the target position acquisition unit 100 is used for acquiring position information of an invading target, and at least comprises a perimeter radar detection piece arranged around the boundary of the area where the nuclear facility is located, a low-altitude radar detection piece arranged at a height-making point in the area where the nuclear facility is located, and a sonar detection component arranged at a water inlet of the underwater nuclear facility and used for detecting the invading underwater target; the image acquisition unit 200 is configured to acquire image information of a target, and includes a plurality of monitoring units, where each monitoring unit is arranged around a boundary of an area where a nuclear facility is located, and covers a critical path located in the area where the nuclear facility is located; and the control unit 300 is communicatively connected to the target position acquiring unit 100 and the image acquiring unit 200, and is configured to associate the position information of the target acquired by the target position acquiring unit 100 with the image information of the target acquired by the image acquiring unit 200, and compare the position information with preset information of the target to determine whether the target is an illegal intrusion.
The nuclear facility real object protection system provided by the embodiment of the invention comprises an image acquisition unit 200, a target position acquisition unit 100 and a control unit 300, wherein the target position acquisition unit 100 is used for acquiring the position information of a target, the target position acquisition unit 100 at least comprises a perimeter radar detection piece arranged around the boundary of the area where the nuclear facility is located, a low-altitude radar detection piece arranged at a high point in the area where the nuclear facility is located, and a sonar detection component arranged at the water inlet of the underwater facility and used for detecting an invading underwater target, so as to respectively realize the position detection of the land, underwater and aerial targets, then the image acquisition unit 200 near the target is used for acquiring the image information of the target, and finally the control unit 300 is used for correlating the position information of the target acquired by the target position acquisition unit 100 with the image information of the target acquired by the image acquisition unit 200, and comparing the target with preset information of the target to determine whether the target is an illegal intrusion. The nuclear facility physical protection system provided by the embodiment of the invention carries out omnibearing monitoring protection on nuclear facilities from the ground, the underground, the low altitude and the underwater, prevents intruders from entering the nuclear facilities from all directions, avoids the damage of the nuclear facilities and improves the safety protection capability of the nuclear facilities.
In order to prejudge, prepare in advance, or intercept a destination of a target entering a nuclear facility, in some alternative embodiments, the control unit 300 includes a behavior data analysis and fusion portion for analyzing a next traveling direction of the target and a traveling destination thereof according to an entering point and a traveling route of the target acquired by the image acquisition unit 200.
Specifically, the behavior data analysis and fusion can obtain information such as a traveling route and behavior actions of a target according to the video monitoring information and the video monitoring information, and pre-judge a destination of the target according to the obtained information, so that workers in the nuclear facility can intercept the invading target in time, or take measures such as strengthening protection on the destination of the invading target in advance, and suspicious behaviors of suspicious personnel can be identified by utilizing multi-source heterogeneous analysis through video monitoring and an algorithm.
In some optional embodiments, the area where the nuclear facility is located is divided into a critical area, a protection area and a control area from inside to outside through at least one circle of fence, and monitoring parts are uniformly arranged on the fence. Specifically, the critical area is located at the innermost layer, and the protection area and the control area are sequentially wrapped on the periphery of the critical area to form layer-by-layer protection. The detection can be advanced to a control area even within 5 kilometers of a nuclear facility square circle through the video monitoring of the monitoring part so as to monitor abnormal events and abnormal behaviors of abnormal personnel within 5 kilometers of the nuclear facility square circle in real time, and the monitoring part is connected with a database of a public security system and used for determining target identity information, namely, a control area monitoring forward-moving technology fused with data of the public security system is applied.
As shown in fig. 2, in order to prevent an intrusion target from impersonating a worker in a nuclear facility to enter the nuclear facility, in some alternative embodiments, an entrance/exit of a control area or a protection area is provided with an entrance guard detection part 400 to control entry by detecting an entrance guard card of an entering/exiting person, at least a critical area is provided with a biometric detection part 500, and the biometric detection part 500 is connected to the control unit 300 and is used for detecting biometric information of the entering/exiting person to control entry.
Specifically, the biometric detection portion 500 is usually installed in a high-level warehouse or an area where access to the vital area needs to be strictly controlled, when a person enters the biometric detection portion 500, the biometric detection portion 500 needs to detect the biometric detection portion 500 of the target, and compares the biometric detection portion 500 with the pre-stored biometric information of the target pre-stored in the control unit 300 or the biometric detection portion 500 to determine whether the target is the person, if the biometric information detected by the biometric detection portion 500 is consistent with the pre-stored biometric information, the target is released, otherwise, the target is intercepted. Specifically, the biometric information includes at least one of weight, iris, face, and fingerprint, and the worker needs to store the information such as weight, iris, face, and fingerprint in the control unit 300 or the biometric detection unit 500 in advance, so as to facilitate the comparison and detection of the biometric detection unit 500.
In some optional embodiments, the entrance and exit of the control area or the protection area are provided with entrance guard detection parts 400 to control entrance by detecting entrance guard cards of entering and exiting persons, at least the critical area is provided with a biometric detection part 500, and the biometric detection part 500 is connected to the control unit 300 and is used for detecting biometric information of entering and exiting persons to control entrance.
It should be noted that the database is generally a database of a public security department, the target background screening part is connected to the database of the public security department, extracts information of a case bottom related to a person holding an identity card, and controls a target to enter and exit a nuclear facility according to the information of the case bottom, and specifically, the person can be classified into three grades, the grade is high, the person can pass quickly, and the grade is low, and the person is strictly checked.
An image acquisition unit 200 is provided at the water intake of the nuclear facility for determining whether the object is a living body from the image.
Specifically, because some removal objects or organisms such as fish can appear in the department of intaking of nuclear facility, it is comparatively difficult to survey the subassembly through the sonar, need set up image acquisition unit 200, judges whether the target is the object through the image, and it is human specifically also can judge whether specifically, external invading person promptly.
To further detect targets entering the area of the nuclear facility, in some alternative embodiments, the target location acquisition unit 100 includes perimeter radar disposed on the fence of the nuclear facility for detecting information of targets crossing or entering the fence.
The target position obtaining unit 100 can realize active tracking, and can perform active positioning and trajectory tracking on a moving target in an area; early warning: and carrying out early warning and tracking on potential threats outside the wall. Alarm areas can be freely divided on software, and alarm is carried out in a grading way; video linkage: and the system is linked with the image acquisition unit 200 to track pictures in real time, so that high-level protection is realized. And the target position acquisition unit 100 has low false alarm rate, is not influenced by environments such as haze, dust, light, temperature and the like, and has no false alarm. And the safety is high, the electromagnetic wave wall is intangible, and the possibility of drilling and jumping is avoided. Due to the characteristics of radar detection, the limitation of 6 meters can be reduced between double fences in the area of the nuclear facility, and even the double fences in the area of the nuclear facility are reduced to be single-layer fences.
To further detect and intercept targets intruding from the air, in some alternative embodiments, target location acquisition unit 100 includes a low-altitude radar defense for detecting and defending aircraft from entering nuclear facilities. Low latitude radar defense part specifically includes radar detection early warning unit and radio frequency interference unit, wherein, radar detection early warning unit includes the radar circuit board, the radar circuit board includes the radar end, radar transmitter signal conditioning circuit, radar receiver signal conditioning circuit, the radar end is used for accomplishing transmitter baseband signal's production, still accomplish receiver baseband signal's receipt simultaneously, signal synchronization, demodulation, the despreading, the work of distance resolving, detect target location through radar detection early warning unit, and the radio frequency interference unit can transmit interfering signal to target, and then influence the operation of targets such as aircraft, play the effect of defense.
In order to timely remind the staff of the nuclear facility of the intrusion of the foreign object, in some optional embodiments, the system further includes an intrusion alarm portion disposed in at least one of the critical area, the protection area and the control area, and the intrusion alarm portion is connected to the control unit 300 and configured to issue an alarm.
It can be understood that, the determination of whether the target or the event is abnormal may be performed manually, or a certain algorithm may be set, and the control unit 300 may determine that the target or the event is in an abnormal state, where the abnormal state may specifically include a situation that the target stays in a certain place for a long time or a fence on the periphery is damaged. Specifically, the intrusion alarm part comprises at least one of a sound alarm or a light alarm, and the alarm form can be any alarm form which can prompt the staff in time.
In order to further increase the difficulty of the foreign object invading the nuclear facility from the water, in some alternative embodiments, a delay part arranged at the water inlet of the nuclear facility is further included for slowing down the traveling speed of the object.
It can be understood that the extending stopping part may be a structure that can limit the movement of the target, such as an intercepting net, a railing, etc., as long as the structure can delay or stop the target from entering the nuclear facility through the water inlet of the nuclear facility.
The invention is different from a nuclear facility physical protection system designed in compliance, can be flexibly and randomly combined into a physical protection system by technical means of detection, delay and response based on effectiveness analysis according to the environment of a nuclear facility, and meets the requirements of detecting and preventing enemies from stealing nuclear materials and destroying the nuclear facility.
As described above, only the specific embodiments of the present invention are provided, and it is clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the system, the module and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any equivalent modifications or substitutions can be easily made by those skilled in the art within the technical scope of the present invention.
It should also be noted that the exemplary embodiments mentioned in this patent describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.
Claims (10)
1. A nuclear facility physical protection system, comprising:
the target position acquisition unit (100) is used for acquiring position information of an invading target, and at least comprises a perimeter radar detection piece arranged around the boundary of the area where the nuclear facility is located, a low-altitude radar detection piece arranged at a height-making point in the area where the nuclear facility is located, and a sonar detection component arranged at the water inlet of the underwater nuclear facility and used for detecting the invading underwater target;
the system comprises an image acquisition unit (200) and a monitoring unit, wherein the image acquisition unit is used for acquiring image information of a target and comprises a plurality of monitoring parts, and each monitoring part is arranged along the boundary of an area where a nuclear facility is located in a surrounding mode and covers a critical path in the area where the nuclear facility is located;
the control unit (300) is in communication connection with the target position acquisition unit (100) and the image acquisition unit (200) and is used for associating the position information of the target acquired by the target position acquisition unit (100) with the image information of the target acquired by the image acquisition unit (200) and comparing the position information with the preset information of the target so as to determine whether the target is invaded illegally.
2. The physical protection system for nuclear facilities according to claim 1, wherein the control unit (300) comprises a behavior data analysis and fusion part for analyzing the next traveling direction of the target and the traveling destination thereof according to the entering place and the traveling route of the intrusion target acquired by the image acquisition unit (200).
3. The physical protection system for nuclear facilities according to claim 1, wherein the area where the nuclear facilities are located is divided into a critical area, a protection area and a control area from inside to outside by at least one circle of fence, and the monitoring parts are uniformly arranged on the fence.
4. The physical protection system for nuclear facilities according to claim 3, wherein the entrance guard detection part (400) is provided at the entrance/exit of the control area or the protection area to control the entrance by detecting the entrance guard card of the entering/exiting personnel, at least the critical area is provided with a biological characteristic detection part (500) to detect the biological characteristic information of the entering/exiting personnel to control the entrance, and the entrance guard detection part (400) and the biological characteristic detection part (500) are both connected to the control unit (300).
5. The physical protection system of claim 4, wherein the biometric information comprises at least one of weight, iris, face, and fingerprint.
6. The physical protection system for nuclear facilities as claimed in claim 1, further comprising a target background screening part, wherein the target background screening part is communicatively connected to the image acquisition unit (200) to acquire case information of the target from a database according to the acquired target video information of the image acquisition unit (200) and adjust security check strength of the entrance and exit of the target according to the case information.
7. The nuclear plant physical protection system of claim 1, wherein the image acquisition unit (200) is provided at a water intake of the nuclear plant to determine whether a target is a living body from an image.
8. The physical protection system for nuclear facilities according to claim 3, further comprising an intrusion alarm unit provided in at least one of said vital area, said protected area and said control area, said intrusion alarm unit being connected to said control unit (300) for issuing an alarm.
9. The physical protection system for nuclear facilities of claim 8, wherein the intrusion alert section includes at least one of an audible alarm or a light alarm.
10. The physical protection system for nuclear facilities according to claim 1, further comprising a delaying part provided at a water inlet of the nuclear facility for slowing down a traveling speed of a target.
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| CN202010298368.6A CN111653054B (en) | 2020-04-16 | 2020-04-16 | Physical protection system for nuclear facilities |
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| CN202010298368.6A CN111653054B (en) | 2020-04-16 | 2020-04-16 | Physical protection system for nuclear facilities |
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| US20010031068A1 (en) * | 2000-04-14 | 2001-10-18 | Akihiro Ohta | Target detection system using radar and image processing |
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