CN105185012A - Safety early-warning system for underground pipeline facilities of power grid - Google Patents
Safety early-warning system for underground pipeline facilities of power grid Download PDFInfo
- Publication number
- CN105185012A CN105185012A CN201510716440.1A CN201510716440A CN105185012A CN 105185012 A CN105185012 A CN 105185012A CN 201510716440 A CN201510716440 A CN 201510716440A CN 105185012 A CN105185012 A CN 105185012A
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- invasion
- early warning
- electrical network
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- underground utilities
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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
- G08B13/124—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence with the breaking or disturbance being optically detected, e.g. optical fibers in the perimeter fence
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Abstract
The invention discloses a safety early-warning system for underground pipeline facilities of the power grid. The system comprises a contact neural network paved in the region of an underground pipeline facility of the power grid, an optical fiber sensor connected with the contact neural network, a pre-posed intelligent collection terminal connected with the optical fiber sensor, and an early-warning platform and a field sound-light alarm device connected with the early-warning platform, wherein the early-warning platform is connected with the pre-posed intelligent collection terminal and is used for converting an intrusion electric signal into an intrusion model, comparing the intrusion model with a preset intrusion model in a model library and judging whether the intrusion model is destructive intrusion or interference vibration and transmitting alarm information if the intrusion model is destructive intrusion. The system can be used for improving the accuracy of early-warning.
Description
Technical field
The present invention relates to the technical field of electrical network underground utilities installation security, particularly relate to a kind of electrical network underground utilities installation security early warning system.
Background technology
At present, along with the development of urban construction, modern city requires aboveground space unregulated power cable line, and power cable becomes unique selection with entering.But electrical network underground utilities facility operation is safeguarded and urban construction department works mutually is connected leak and causes the accident causing electrical network underground utilities facility to damage in road reformation, subway work and various municipal engineering construction work progress again and again to occur, and seriously jeopardizes power grid security and people's property safety.By the statistical study to high voltage power cable accident in recent years, find that outside destroy is the main cause causing electrical network underground utilities facility failure.
The same industry has had electrical network underground utilities installation security early warning system to be: by Video Analysis Technology or personnel's video monitoring, judge the outside destroy of electrical network underground utilities facility.The defect of this method is: present Video Analysis Technology or personnel control, the main equipments such as analysis mining machine are all right, to the hand-held small-sized drill device analysis of some workmans not out, the enclosing of road reformation, subway work and various municipal engineering construction working-yard can block video monitoring in the past, video technique can not implement in full accurate early warning, and the vibration of some interference, such as people, animal or automobile are passed by, can cause the wrong early warning of video technique, the accuracy of early warning is lower.
Summary of the invention
The object of this invention is to provide a kind of electrical network underground utilities installation security early warning system, to realize the accuracy improving early warning.
For solving the problems of the technologies described above, the invention provides a kind of electrical network underground utilities installation security early warning system, this system comprises:
Be laid on the contact nerve net in electrical network underground utilities facility area, for the invasion vibration signal of Real-time Collection electrical network underground pipeline facility;
With the described Fibre Optical Sensor contacting nerve net and be connected, for converting described invasion vibration signal to invasion light signal;
The preposition collecting terminal be connected with described Fibre Optical Sensor, for described invasion light signal is converted to invasion electric signal, and is sent to early warning platform by data network by described invasion signal;
The described early warning platform be connected with described preposition collecting terminal, for described invasion electric signal is converted to invasion model, and the default invasion model in described invasion model and model bank is contrasted, judge that described invasion model is as destructive invasion or interference vibration; If destructive invasion, sends warning message;
The on-the-spot acoustic-optic alarm be connected with described early warning platform, blows a whistle for sending warning when described warning message being detected.
Preferably, described destructiveness invasion comprises people for digging robber, ram engine excavation or navvy excavation; Described interference vibration comprises people, animal or automobile and passes by.
Preferably, the material of described contact nerve net is the woven wire of outer wrapping insulation.
Preferably, described contact nerve net is laterally layed in the top of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
Preferably, described contact nerve net is longitudinally layed in left side or the right side of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
Preferably, described data network comprises: TD-LTE network or FDD-LTE network.
Preferably, described system also comprises: carry out the handheld terminal of radio communication with described early warning platform, for obtaining the data message on early warning platform.
Preferably, described system also comprises:
The GPS positioning antenna be connected with described early warning platform, for determining that when described warning message being detected invasion destroys place.
A kind of electrical network underground utilities installation security early warning system provided by the present invention, this system comprises: be laid on the contact nerve net in electrical network underground utilities facility area, for the invasion vibration signal of Real-time Collection electrical network underground pipeline facility; With the described Fibre Optical Sensor contacting nerve net and be connected, for converting described invasion vibration signal to invasion light signal; The preposition collecting terminal be connected with described Fibre Optical Sensor, for described invasion light signal is converted to invasion electric signal, and is sent to early warning platform by data network by described invasion signal; The described early warning platform be connected with described preposition collecting terminal, described invasion electric signal is converted to invasion model, and the default invasion model in described invasion model and model bank is contrasted, judge that described invasion model is as destructive invasion or interference vibration; If destructive invasion, sends warning message; The on-the-spot acoustic-optic alarm be connected with described early warning platform, blows a whistle for sending warning when described warning message being detected.Visible, this system utilizes the invasion vibration signal of contact nerve net Real-time Collection electrical network underground pipeline facility, even if when toward road reformation, subway work and various municipal engineering construction working-yard, can complete detection to invasion vibration signal, and the default invasion model in invasion model and model bank is contrasted, judge that invasion model is as destructive invasion or interference vibration, avoids interference and vibrates the wrong early warning caused, improve the accuracy of early warning.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the structural representation of a kind of electrical network underground utilities installation security early warning system provided by the present invention;
Fig. 2 is the on-the-spot schematic diagram of electrical network underground utilities installation security early warning system provided by the present invention;
Fig. 3 is the on-the-spot schematic diagram of another kind of electrical network underground utilities installation security early warning system provided by the present invention.
Embodiment
Core of the present invention is to provide a kind of electrical network underground utilities installation security early warning system, to realize the accuracy improving early warning.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to figure, Fig. 1 is the structural representation of a kind of electrical network underground utilities installation security early warning system provided by the present invention, and this system comprises:
Be laid on the contact nerve net 11 in electrical network underground utilities facility area, for the invasion vibration signal of Real-time Collection electrical network underground pipeline facility;
Wherein, the material contacting nerve net is the woven wire of outer wrapping insulation.
Contact nerve net is laterally layed in the top of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
Contact nerve net is longitudinally layed in left side or the right side of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
The Fibre Optical Sensor 12 connected with contacting nerve net 11, for converting invasion vibration signal to invasion light signal;
The preposition collecting terminal 13 be connected with Fibre Optical Sensor 12, for invasion light signal is converted to invasion electric signal, and is sent to early warning platform by data network by invasion signal;
Data network comprises: TD-LTE network or FDD-LTE network.
The early warning platform 14 be connected with preposition collecting terminal 13, for invasion electric signal is converted to invasion model, and contrasts the default invasion model in invasion model and model bank, judges that invasion model is as destructive invasion or interference vibration; If destructive invasion, sends warning message;
Wherein, destructive invasion comprises people for digging robber, ram engine excavation or navvy excavation; Interference vibration comprises people, animal or automobile and passes by.
The on-the-spot acoustic-optic alarm 15 be connected with early warning platform 14, blows a whistle for sending warning when warning message being detected.
Optionally, system also comprises: carry out the handheld terminal of radio communication with early warning platform, for obtaining the data message on early warning platform.
System also comprises: the GPS positioning antenna be connected with early warning platform, for determining that when warning message being detected invasion destroys place.
Concrete, before outside destroy power cable pipeline, by the contact nerve net laterally laid in soil near electrical network underground utilities facility or longitudinally lay, invasion vibration signal or noise vibration signal are passed to Fibre Optical Sensor, Fibre Optical Sensor converts vibration lightwave signal to invasion vibration signal and sends preposition collecting terminal to, preposition collecting terminal converts lightwave signal to electrical signal data stream, electrical signal data stream is sent to early warning platform by TD-LTE or FDD-LTE data network by preposition collecting terminal, early warning platform can set up new invasion model according to the data stream received, contrast with the invasion model in new invasion model and early warning platform, this invasion of intelligent decision is that artificial robber is dug, the destructive invasions such as ram engine excavation and navvy excavation, or people, animal and automobile such as to pass by the interference vibration, automatically open the on-the-spot acoustic-optic alarm of outside destroy, prevent the generation of power cable outside destroy.Certain staff also can by the on-the-spot acoustic-optic alarm of the manually opened outside destroy of early warning platform, prevent the generation of power cable outside destroy, and notify power cable section maintainer, section maintainer accesses early warning platform by WEB or intelligent terminal APP and checks scene of the accident situation, propaganda directed to communicate by early warning platform or reach the spot, prevent disobey mediation to the behavior of power cable outside destroy.This system is set up a set of by video technique or safe and reliable electrical network underground utilities installation security early warning system and the mechanism of the factor restriction such as to block, Real-time Collection and the external force of Accurate Prediction and location imminent electrical network underground utilities facility invasion destroy, timely notice section maintainer, and have effective means to prevent the destruction of further electrical network underground utilities facility.
Specific embodiment party face, at the contact nerve net that destructible or the VIP region of electrical network underground utilities facility are laterally laid or longitudinally laid; Contact nerve net is laid the optical fiber of primary Ioops; By contact nerve net, invasion vibration signal is passed to optical fiber, invasion vibration signal is converted to invasion light signal and passes preposition collecting terminal back by optical fiber, preposition collecting terminal converts invasion light signal to invasion electric signal, invasion electric signal is sent to early warning platform by TD-LTE or FDD-LTE data network by preposition collecting terminal, and early warning platform converts invasion electric signal to invasion data model; Early warning platform is passed by normal people and animals and vehicle, improper outside destroy excavator and the drill vibrations such as machine and noise carry out linear weighted function modeling respectively, forms invasion and destroys data model libraries and interfering data model bank; The model bank of invading in data model and early warning platform is compared, and is confirmed to be invasion and destroys data, or interfering data, and confirms destruction place by GPS positioning antenna simultaneously; Automatically open the on-the-spot acoustic-optic alarm of outside destroy by early warning platform, prevent the generation of electrical network underground utilities facility outside destroy.Concrete, set in early warning platform artificial steal dig, ram engine excavates and the destructive invasion model such as navvy excavation, people, animal and automobile such as to pass by the interference model of vibration.When model comparison is defined as outside destroy invasion, early warning platform starts broadcast or sound and light alarm immediately; When model comparison is defined as interfering data, then can check site environment by other video monitorings, as really for external force invasion destroys, then can prevention external force invasion more early destroy.
This system solves because of Video Analysis Technology defect or imperfection and the inaccuracy of blocking the anti-outside destroy early warning brought, by laying near electrical network underground utilities facility laterally or longitudinal contact nerve net, on contact nerve net, hang the optical fiber of primary Ioops again, also accurately locate the invasion of imminent external force by preposition collecting terminal monitoring fiber-optic vibration real-time estimate and destroy.A preposition collecting terminal can be monitored 0-40Km and be destroyed apart from the invasion of upper external force.Managerial staff member checks invasion information by rear end early warning platform and controls preposition broadcast and sound and light alarm terminal alarms.This system overcomes existing Video Analysis Technology defect or blocks the anti-imperfection of external force invasion damage alarm and the deficiency of inaccuracy technology existence brought, and vibration or noise vibration signal are passed to Fibre Optical Sensor by the contact nerve net laterally laid in soil near electrical network underground utilities facility or longitudinally lay, Fibre Optical Sensor converts vibration lightwave signal to vibration signal and sends preposition collecting terminal to, lightwave signal is converted to the early warning platform that electrical signal data stream uploads to rear end by preposition collecting terminal, real-time estimate also accurately locates the early warning situation that imminent external force invades the electrical network underground utilities facility destroyed.
Fig. 2 is the on-the-spot schematic diagram of electrical network underground utilities installation security early warning system provided by the present invention, and Fig. 3 is the on-the-spot schematic diagram of another kind of electrical network underground utilities installation security early warning system provided by the present invention.Vibration or noise vibration signal are passed to Fibre Optical Sensor 12, Fig. 2 by the contact nerve net 11 laterally laid in soil media 2 near electrical network underground utilities facility 1, by the contact nerve net 11 longitudinally laid in soil media 2 near electrical network underground utilities facility 1, vibration or noise vibration signal are passed to Fibre Optical Sensor 12 by Fig. 1.In Fig. 1 and Fig. 2, Fibre Optical Sensor 12 converts vibration lightwave signal to vibration signal and sends preposition collecting terminal 13 to, preposition collecting terminal 13 converts lightwave signal to electrical signal data stream, and electrical signal data stream is sent to early warning platform 14 by the data network 3 of TD-LTE or FDD-LTE by preposition collecting terminal 13.In Fig. 1 and Fig. 2, managerial staff member can by be connected and fixed IP network 4 desktop computer WEB5 or by the access application module access of the intelligent terminal APP7 access back end early warning platform 14 of the data network 6 that connects GPRS, WLAN, TD-LTE or FDD-LTE and operation rear end early warning platform 14, simultaneously operation site acoustic-optic alarm 15.
A kind of electrical network underground utilities installation security early warning system provided by the present invention, this system comprises: be laid on the contact nerve net in electrical network underground utilities facility area, for the invasion vibration signal of Real-time Collection electrical network underground pipeline facility; The Fibre Optical Sensor connected with contacting nerve net, for converting invasion vibration signal to invasion light signal; The preposition collecting terminal be connected with Fibre Optical Sensor, for invasion light signal is converted to invasion electric signal, and is sent to early warning platform by data network by invasion signal; The early warning platform be connected with preposition collecting terminal, is converted to invasion model by invasion electric signal, and is contrasted by the default invasion model in invasion model and model bank, judges that invasion model is as destructive invasion or interference vibration; If destructive invasion, sends warning message; The on-the-spot acoustic-optic alarm be connected with early warning platform, blows a whistle for sending warning when warning message being detected.Visible, this system utilizes the invasion vibration signal of contact nerve net Real-time Collection electrical network underground pipeline facility, even if when toward road reformation, subway work and various municipal engineering construction working-yard, can complete detection to invasion vibration signal, and the default invasion model in invasion model and model bank is contrasted, judge that invasion model is as destructive invasion or interference vibration, avoids interference and vibrates the wrong early warning caused, improve the accuracy of early warning.
Above a kind of electrical network underground utilities installation security early warning system provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (8)
1. an electrical network underground utilities installation security early warning system, is characterized in that, comprising:
Be laid on the contact nerve net in electrical network underground utilities facility area, for the invasion vibration signal of Real-time Collection electrical network underground pipeline facility;
With the described Fibre Optical Sensor contacting nerve net and be connected, for converting described invasion vibration signal to invasion light signal;
The preposition collecting terminal be connected with described Fibre Optical Sensor, for described invasion light signal is converted to invasion electric signal, and is sent to early warning platform by data network by described invasion signal;
The described early warning platform be connected with described preposition collecting terminal, for described invasion electric signal is converted to invasion model, and the default invasion model in described invasion model and model bank is contrasted, judge that described invasion model is as destructive invasion or interference vibration; If destructive invasion, sends warning message;
The on-the-spot acoustic-optic alarm be connected with described early warning platform, blows a whistle for sending warning when described warning message being detected.
2. the system as claimed in claim 1, is characterized in that, described destructiveness invasion comprises people and excavates for digging robber, ram engine excavation or navvy; Described interference vibration comprises people, animal or automobile and passes by.
3. the system as claimed in claim 1, is characterized in that, the material of described contact nerve net is the woven wire of outer wrapping insulation.
4. system as claimed in claim 3, is characterized in that, described contact nerve net is laterally layed in the top of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
5. system as claimed in claim 3, is characterized in that, described contact nerve net is longitudinally layed in left side or the right side of electrical network underground utilities facility, is greater than 1 meter with the distance of electrical network underground utilities facility.
6. the system as claimed in claim 1, is characterized in that, described data network comprises: TD-LTE network or FDD-LTE network.
7. the system as claimed in claim 1, is characterized in that, described system also comprises: carry out the handheld terminal of radio communication with described early warning platform, for obtaining the data message on early warning platform.
8. system as claimed in any of claims 1 to 7 in one of claims, it is characterized in that, described system also comprises:
The GPS positioning antenna be connected with described early warning platform, for determining that when described warning message being detected invasion destroys place.
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| CN201510716440.1A CN105185012A (en) | 2015-10-28 | 2015-10-28 | Safety early-warning system for underground pipeline facilities of power grid |
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| CN106707108A (en) * | 2017-02-08 | 2017-05-24 | 浙江中新电力发展集团有限公司 | Detection device for full life cycle of transmission and distribution equipment based on guided wave technology and operating method thereof |
| CN107124221A (en) * | 2017-04-28 | 2017-09-01 | 国网上海市电力公司 | A kind of communication platoon pore passage occupies passive on-line monitoring system |
| CN107977727A (en) * | 2017-06-28 | 2018-05-01 | 中国人民解放军国防信息学院 | A kind of method that probability is blocked based on social development and climatic factor prediction cable network |
| CN109377692A (en) * | 2018-11-13 | 2019-02-22 | 武汉研希科技有限公司 | A kind of Intelligent optical fiber vibration anti-intrusion method for early warning and system |
| CN109374116A (en) * | 2018-12-07 | 2019-02-22 | 武汉理工光科股份有限公司 | The excavation Activity recognition method of buried Fibre Optical Sensor vibration-detection system |
| CN112284516A (en) * | 2020-09-16 | 2021-01-29 | 北京无线电计量测试研究所 | Ground excavation safety monitoring equipment, system and method |
| CN113063489A (en) * | 2021-02-24 | 2021-07-02 | 戴天智能科技（上海）有限公司 | Vibration detection system with AI self-learning algorithm |
| CN114495393A (en) * | 2022-02-28 | 2022-05-13 | 中国人民公安大学 | Underground abnormal vibration safety monitoring system based on Internet of things |
| CN115019458A (en) * | 2022-04-20 | 2022-09-06 | 中国电子科技集团公司第三十四研究所 | Distributed optical fiber sensing system capable of sensing intrusion target and sensing method |
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| CN106707108A (en) * | 2017-02-08 | 2017-05-24 | 浙江中新电力发展集团有限公司 | Detection device for full life cycle of transmission and distribution equipment based on guided wave technology and operating method thereof |
| CN107124221A (en) * | 2017-04-28 | 2017-09-01 | 国网上海市电力公司 | A kind of communication platoon pore passage occupies passive on-line monitoring system |
| CN107977727A (en) * | 2017-06-28 | 2018-05-01 | 中国人民解放军国防信息学院 | A kind of method that probability is blocked based on social development and climatic factor prediction cable network |
| CN107977727B (en) * | 2017-06-28 | 2021-06-04 | 中国人民解放军国防信息学院 | Method for predicting blocking probability of optical cable network based on social development and climate factors |
| CN109377692A (en) * | 2018-11-13 | 2019-02-22 | 武汉研希科技有限公司 | A kind of Intelligent optical fiber vibration anti-intrusion method for early warning and system |
| CN109377692B (en) * | 2018-11-13 | 2024-03-12 | 武汉研希科技有限公司 | Intelligent optical fiber vibration anti-intrusion early warning method and system |
| CN109374116A (en) * | 2018-12-07 | 2019-02-22 | 武汉理工光科股份有限公司 | The excavation Activity recognition method of buried Fibre Optical Sensor vibration-detection system |
| CN112284516A (en) * | 2020-09-16 | 2021-01-29 | 北京无线电计量测试研究所 | Ground excavation safety monitoring equipment, system and method |
| CN113063489A (en) * | 2021-02-24 | 2021-07-02 | 戴天智能科技（上海）有限公司 | Vibration detection system with AI self-learning algorithm |
| CN113063489B (en) * | 2021-02-24 | 2023-01-13 | 戴天智能科技（上海）有限公司 | Vibration detection system with AI self-learning algorithm |
| CN114495393A (en) * | 2022-02-28 | 2022-05-13 | 中国人民公安大学 | Underground abnormal vibration safety monitoring system based on Internet of things |
| CN115019458A (en) * | 2022-04-20 | 2022-09-06 | 中国电子科技集团公司第三十四研究所 | Distributed optical fiber sensing system capable of sensing intrusion target and sensing method |
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