CN105513245B - 35kV transformer substation multi-layer safety protection system - Google Patents

35kV transformer substation multi-layer safety protection system Download PDF

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Publication number
CN105513245B
CN105513245B CN201510934737.5A CN201510934737A CN105513245B CN 105513245 B CN105513245 B CN 105513245B CN 201510934737 A CN201510934737 A CN 201510934737A CN 105513245 B CN105513245 B CN 105513245B
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China
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host computer
monitoring host
module
transformer station
information
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CN105513245A (en
Inventor
吕学彬
罗恒
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State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Linxi Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Linxi Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd, Linxi Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201510934737.5A priority Critical patent/CN105513245B/en
Publication of CN105513245A publication Critical patent/CN105513245A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/18Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength
    • G08B13/181Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using active radiation detection systems
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00Fencing, e.g. fences, enclosures, corrals

Abstract

The invention discloses a 35kV transformer substation multi-layer safety protection system, and relates to the technical field of intelligent transformer substations. The protection system comprises first to seventh safety protection devices, multiple data acquisition devices and a monitoring host. The protection system is provided with multi-layer protection devices so that the protection effect is great. Besides, the data acquisition devices are arranged at the points to be monitored in a transformer substation, and a fault curve model is arranged in the host so that the monitoring host is enabled to timely discover faults in the operation process of the transformer substation and perform quick positioning, and thus operation safety and stability of the transformer substation can be further enhanced.

Description

35kV transformer stations maltilevel security protection system
Technical field
The present invention relates to intelligent substation technical field, more particularly to a kind of safe 35kV transformer stations maltilevel security Protection system.
Background technology
As electric power is defeated, with, become the modernization overlay of network, each transformer station is intended to strengthen substation safety technological prevention water It is flat, to improve productivity effect.Set up monitoring center system at Zhan Duan centers, monitoring center system can to transformer station, supervised The relevant data of control subsystem collection, environment parameter, video image are monitored and monitor, so as in real time, directly Solution and transformer station, the situation of institute are grasped, and transformer station, the warning for being sent are made processing accordingly in time.Implement transformer station Antitheft, remote viewing security technique guarding system, is the important component part of the integrated automation of transformation stations, is to realize transformer station, institute's nothing People's important technical basis on duty, take precautions against substation safety, environmental aspect and tackle natural disaster etc. and have great significance, energy Play and improve nobody, the level of security of few man on duty transformer station conscientiously, further promote administration of power networks progressively to intelligent, automatically Change, synthesization, centralization direction are developed.But, existing unmanned substation is typically all simply to be entered using various fence meshs Row protection, the used wired mode of fence mesh provides power supply, once dead electricity, just loses safeguard function, safety is relatively low;This Outward, only line range is entered by fence mesh, protection effect is poor.
The content of the invention
The technical problem to be solved is to provide a kind of 35kV transformer stations maltilevel security protection system, the protection System has multi-protective device, and protection effect is good, safe, and can timely find trouble point, to improve transformer station The safety and stability of operation.
To solve above-mentioned technical problem, the technical solution used in the present invention is:A kind of 35kV transformer stations maltilevel security is protected Protecting system, it is characterised in that:The protection system include the first to the 7th safety device, several data acquisition units with And monitoring host computer, first safety device includes fence net, and the fence net is located at transformer station periphery On enclosure wall, the fence net includes infrared fence, high-voltage pulse electrical network, accumulator and power receiver module, described infrared Fence includes infrared opposite-radiation device, and the infrared opposite-radiation device is arranged in the space between the cable of the high-voltage pulse electrical network Place, the photoelectric beam detector is connected with signal processing apparatus, and signal processing apparatus are provided with short range wireless transmission module, signal Short range wireless transmission module in processing meanss, is entered by wireless network with the short range wireless transmission module on monitoring host computer Row data interaction;
Second safety device includes being located at transformer station outside some first wires within the walls, the first wire Intertexture is reticulated, per the wire of bar first on the outside of be provided with insulating barrier, per the wire of bar first on one the first load resistance of series connection and It is connected with the both positive and negative polarity of battery after one the first current collecting device, each first current collecting device and signal processing apparatus Signal input part connects, and is processed for the current information of collection to be sent to into signal processing apparatus, and signal processing apparatus lead to Cross wireless network carries out data interaction with monitoring host computer;
3rd safety device includes the first protective door, and first protective door is located at transformer station's periphery enclosure wall On, first protective door is provided with the first fingerprint identification module, the first electromagnetic lock and the first image capture module, and described One fingerprint identification module and the first image capture module are connected with the signal input part of the monitoring host computer, the monitoring host computer For the finger print information that gathered according to the first fingerprint identification module and the human face information of the first image capture module collection Control the first electromagnetic lock action;
4th safety device includes the second protective door, and second protective door is located at the wall of transformer station's master control room On body, second protective door is provided with the second fingerprint identification module, the second electromagnetic lock and the second image capture module, described Second fingerprint identification module and the second image capture module are connected with the signal input part of the monitoring host computer, the monitoring master Machine is used for the human face letter of the finger print information according to the collection of the second fingerprint identification module and the collection of the second image capture module Breath the second electromagnetic lock action of control;
5th safety device includes some bars of the second wires being located in transformer station's master control room body of wall, and second leads Line interweave reticulate, per the wire of bar second on the outside of be provided with insulating barrier, per the wire of bar second on connect second load resistance Be connected with the both positive and negative polarity of battery after second current collecting device, each second current collecting device and signal processing apparatus Signal input part connection, for the current information of collection to be sent to after signal processing apparatus are processed, by serial ports with Monitoring host computer carries out data interaction;
6th safety device includes being located at the enclosure wall of the transformer station periphery and the wall of transformer station's master control room Several first full-view cameras of body surrounding, first full-view camera connects with the signal input part of the monitoring host computer Connect, for the environmental information around collection;
7th safety device includes several second panoramic shootings being arranged in the transformer station's master control room Head and several motion detectors, the second full-view camera and motion detector and the monitoring host computer in master control room Signal input part connects, and the second full-view camera in master control room is used to gather the environmental information in master control room, motion detector For detecting in master control room whether there is mobile object or human body;
The data acquisition unit is located in the transformer station on point to be monitored, including current sensor, voltage sensor, Temperature sensor, central processing unit and wireless transport module, the current sensor, voltage sensor, temperature sensor with The signal input part connection of the central processing unit, for gathering electric current, voltage and the temperature information of point to be monitored, the electricity of collection Stream, voltage and temperature information are sent to monitoring host computer by wireless transport module, and each point to be monitored is provided with monitoring host computer Damage curve model, the damage curve model draws by the following method:Each point to be monitored under normal circumstances is gathered first Electric current, voltage and temperature information, then gather electric current when each point to be monitored breaks down, voltage and temperature information, will Electric current, voltage and temperature information when breaking down makes the difference respectively with electric current under normal circumstances, voltage and temperature information, finds out Change the parameter of maximum in electric current, voltage and temperature information, as failure-description parameter, finally by failure-description parameter normal In the case of curve as damage curve model;During data acquisition unit real-time monitoring, the failure of point to be monitored is retouched State parameter to be compared with corresponding electric current under normal circumstances, voltage or temperature, if change is monitored more than a threshold value Main frame signal an alert, and the ID by the wireless transport module in data acquisition unit positions to trouble point;
Monitoring host computer is located in transformer station's master control room, and the monitoring host computer is provided with power transmission module, power receiver mould The power output end of block is connected with the power input of accumulator, between the power transmission module and the power receiver module Electric energy is transmitted by inductive, the electric energy of transmission is stored in accumulator, accumulator is the infrared fence and high-tension pulse Rush electrical network and power supply is provided.
Further technical scheme is:The protection system also includes acoustic-optic alarm, the acoustic-optic alarm It is connected with the signal output part of monitoring host computer, acoustic-optic alarm is located at respectively on the body of wall of enclosure wall and transformer station's master control room, For sending audible and visible alarm to the human or animal around transformer station.
Further technical scheme is:The monitoring host computer is provided with long range radio transmissions module, long range radio transmissions Module receives the relevant information of Terminal Server Client transmission or by the relevant information of monitoring host computer by nothing by wireless transmitting system Line Transmission system is sent to Terminal Server Client.
Further technical scheme is:The Terminal Server Client includes mobile PC and mobile phone.
It is using the beneficial effect produced by above-mentioned technical proposal:First, monitoring host computer is adopted in the protection system The mode of wireless charging provides power supply for the accumulator of fence net, and accumulator is within a period of time, it is possible to provide uninterrupted electricity Source, also effectively can prevent Migrant women from cutting off supply line and destroy fence net and enter power transformation by way of wireless power Stand, protection effect is good, safe.
The protection system includes multi-protective device, the first weight:The infrared fence for cooperating and high-voltage pulse electrical network, When there is human or animal to touch high-voltage pulse electrical network, the online cable of high-voltage pulse electric produces high-voltage pulse, by high-voltage pulse It is applied on human body or animal body, plays a part of deterrence, and coordinates infrared fence to use, it is infrared when there is human or animal to touch During the infrared ray that fence is produced, infrared fence is sent to monitoring host computer by signal is touched by wireless network, and monitoring host computer sends Warning message is simultaneously sent to Terminal Server Client by alarm by long range radio transmissions module;
Second weight:Transformer station outside is provided with the walls the net of wire braiding, and is led by current collecting device monitoring The change of electric current on line, when body of wall is destroyed, wire disconnects, current collecting device no current, at this moment by the second security protection Short-range wireless communication module on device, by current information monitoring host computer is fed back to, and after monitoring host computer is judged, sends sound Light alarm information, and warning message is sent to by Terminal Server Client by long range radio transmissions module;
Is triple:First protective door, first protective door is provided with the first fingerprint identification module and the first image acquisition Module, only when the finger print information and human face information of collection is all after the checking of monitoring host computer, the monitoring host computer is The first electromagnetic lock action is controlled, is unlocked;
Quadruple:Second protective door, second protective door is provided with the second fingerprint identification module and the second image acquisition Module, only when the finger print information and human face information of collection is all after the checking of monitoring host computer, the monitoring host computer is The second electromagnetic lock action is controlled, is unlocked;
5th weight:The net of wire braiding is provided with transformer station's master control room body of wall, and is monitored by current collecting device The change of electric current on wire, when body of wall is destroyed, wire disconnects, current collecting device no current, at this moment anti-by the 5th safety Serial ports on protection unit, by current information monitoring host computer is fed back to, and after monitoring host computer is judged, sends sound and light alarm information, And warning message is sent to by Terminal Server Client by long range radio transmissions module;
Sixfold:Several first panoramas of the enclosure wall of the transformer station periphery and the body of wall surrounding of transformer station's master control room Photographic head, the first full-view camera sends the image information outside transformer station and outside master control room to monitoring host computer in real time, then Image information is transferred to Terminal Server Client by monitoring host computer by remote wireless transmission system;
Septuple:Several second full-view cameras and several motion detections are provided with the transformer station's master control room Device, full-view camera is used to gather the environmental information in master control room, and motion detector is used to detect in master control room whether have fortune Dynamic human body or object, prevent the monitoring dead angle of full-view camera, and environment information acquisition is more comprehensively;
And the protection system is by the point to be monitored in transformer station(Usually some important devices or circuit)On Layout data harvester, can timely find failure of the transformer station in running, further increase transformer station's fortune Capable safety and stability.
The system can also easily control fence mesh, the first protective door, the second protective door and prison by Terminal Server Client The control device such as main frame so as to which work or not, it is convenient to be processed according to practical situation, be conducive to power supply enterprise maintenance and Use, and the fault message that can be will be seen that timely sends Terminal Server Client to, is fixed a breakdown with most fast speed for failure, Make transformer station recover normal, reduce loss.
To sum up, the guard system has multi-protective device, and protection effect is good, safe, and can timely send out Existing trouble point, improves the safety and stability of substation operation.
Description of the drawings
With reference to the accompanying drawings and detailed description the present invention is further detailed explanation.
Fig. 1 is the theory diagram of the present invention;
Fig. 2 is the structural representation of heretofore described fence net;
Fig. 3 is the theory diagram of heretofore described fence net;
Fig. 4 is the theory diagram of the second safety device in the present invention;
Fig. 5 is the theory diagram of the 5th safety device in the present invention;
Fig. 6 is the theory diagram of data acquisition unit in the present invention;
Wherein:1st, monitoring host computer 2, fence net 3, the enclosure wall 4 of transformer station periphery, infrared opposite-radiation device 5, cable 6th, transformer station's master control room 7, the first wire 8, the first load resistance 9, the first current collecting device 10, the first protective door 11, First fingerprint identification module 12, the first electromagnetic lock 13, the first image capture module 14, the second protective door 15, the second fingerprint Identification module 16, the second electromagnetic lock 17, the second image capture module 18, the second wire 19, the second load resistance 20, Two current collecting devices 21, the first full-view camera 22, the second full-view camera 23, motion detector 24, it is wirelessly transferred System 25, Terminal Server Client 26, data acquisition unit 27, transformator 28, protective relaying device.
Specific embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Ground description, it is clear that described embodiment a part of embodiment only of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Many details are elaborated in the following description in order to fully understand the present invention, but the present invention can be with It is different from alternate manner described here to implement using other, those skilled in the art can be without prejudice to intension of the present invention In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
As shown in figure 1, the invention discloses a kind of 35kV transformer stations maltilevel security protection system, institute's protection system bag Include the first to the 7th safety device, several data acquisition units, monitoring host computer 1 and acoustic-optic alarm.The sound Light alarm device is connected with the signal output part of monitoring host computer 1, and acoustic-optic alarm is located at respectively enclosure wall 3 and transformer station's master control On the body of wall of room 6, for sending audible and visible alarm to the human or animal around transformer station.The monitoring host computer 1 is provided with long-range nothing Line transport module, long range radio transmissions module by wireless transmitting system 24 receive Terminal Server Client 25 send relevant information or The relevant information of monitoring host computer is sent to Terminal Server Client 25 by wireless transmitting system 24, the Terminal Server Client 25 can be with For mobile PC and mobile phone.
As Figure 2-3, first safety device includes fence net 2, and the fence net 2 is located at and becomes On the enclosure wall 3 of power station periphery;The fence net 2 includes infrared fence, high-voltage pulse electrical network, accumulator and power receiver mould Block, the infrared fence includes infrared opposite-radiation device 4, and the infrared opposite-radiation device 4 is arranged in the line of the high-voltage pulse electrical network Gap between cable 5;The Jing signal processing apparatus of the photoelectric beam detector 4 are simultaneously led by short range wireless transmission module with monitoring Data interaction is carried out between short range wireless transmission module on machine 1, monitoring host computer 1 is located in transformer station's master control room 6;The prison Control main frame 1 is provided with power transmission module, and the power output end of power receiver module is connected with the power input of accumulator, institute State and electric power is transmitted by inductive between power transmission module and the power receiver module, the electric power of transmission is stored to storage In battery, accumulator is that the infrared fence and high-voltage pulse electrical network provide power supply.
First, monitoring host computer adopts the mode of wireless charging to provide for the accumulator of fence net in the guard system Power supply, accumulator is within a period of time, it is possible to provide uninterrupted power source, and stranger can be also effectively prevented by way of wireless power Member cuts off supply line and destroys fence net and enter transformer station, and protection effect is good, safe.
The infrared fence for cooperating and high-voltage pulse electrical network are high when there is human or animal to touch high-voltage pulse electrical network Cable on pressure pulse electric net produces high-voltage pulse, and high-voltage pulse is applied on human body or animal body, plays a part of deterrence, And coordinate infrared fence to use, when there is human or animal to touch the infrared ray that infrared fence is produced, infrared fence will touch letter Number monitoring host computer is sent to by wireless network, monitoring host computer sends alarm and by long range radio transmissions module by warning message It is sent to Terminal Server Client.
As shown in figure 4, second safety device includes that some first be located in transformer station's periphery enclosure wall 3 are led Line 7;First wire 7 interweave reticulate, be provided with insulating barrier per the outside of the first wire of bar 7, per the first wire of bar 7 on connect one It is connected with the both positive and negative polarity of battery after first load resistance 8 and first current collecting device 9, each first current collecting device 9 are connected with the signal input part of signal processing apparatus, for the current information of collection to be sent at signal processing apparatus Reason, signal processing apparatus carry out data by the short range wireless transmission module in short range wireless transmission module and monitoring host computer Interaction.
Transformer station outside is provided with the walls the net of wire braiding, and monitors electric current on wire by current collecting device Change, when destroy body of wall when, wire disconnect, current collecting device no current, at this moment by the second safety device Short-range wireless communication module, by current information monitoring host computer is fed back to, and after monitoring host computer is judged, sends sound and light alarm letter Breath, and warning message is sent to by Terminal Server Client by long range radio transmissions module.
As shown in figure 1, the 3rd safety device includes the first protective door 10;First protective door 10 is provided with First fingerprint identification module 11, the first electromagnetic lock 12 and the first image capture module 13, first fingerprint identification module 11 And first image capture module 13 be connected with the signal input part of the monitoring host computer 1;The monitoring host computer 1 is used for according to the The finger print information of the collection of one fingerprint identification module 11 and the human face information control the of the collection of the first image capture module 13 The action of one electromagnetic lock 12.
First protective door is provided with the first fingerprint identification module and the first image capture module, only when the finger of collection All after the checking of monitoring host computer, the monitoring host computer just controls the first electromagnetic lock action for stricture of vagina information and human face information, Unlocked.
As shown in figure 1, the 4th safety device includes the second protective door 14;Second protective door 14 is located at and becomes On the body of wall of power station master control room, second protective door 14 be provided with the second fingerprint identification module 15, the second electromagnetic lock 16 and Second image capture module 17;The image capture module 17 of second fingerprint identification module 15 and second and the monitoring host computer 1 signal input part connection, the monitoring host computer 1 is used for the finger print information and the according to the collection of the second fingerprint identification module 15 The human face information control action of the second electromagnetic lock 16 of the collection of two image capture module 17.
Second protective door is provided with the second fingerprint identification module and the second image capture module, only when the finger of collection All after the checking of monitoring host computer, the monitoring host computer just controls the second electromagnetic lock action for stricture of vagina information and human face information, Unlocked.
As shown in figure 5, the 5th safety device includes some articles second be located in the body of wall of transformer station's master control room 6 Wire 18;Second wire 18 interweave reticulate, be provided with insulating barrier per the outside of the second wire of bar 18, per the second wire of bar 18 on go here and there It is connected with the both positive and negative polarity of battery after one the second load resistance 19 of connection and second current collecting device 20;Each second electric current Harvester is connected with the signal input part of signal processing apparatus, for the current information of collection to be sent to into signal processing apparatus After being processed, data interaction is carried out by serial ports and monitoring host computer 1.
The net of wire braiding is provided with transformer station's master control room body of wall, and electricity on wire is monitored by current collecting device The change of stream, when body of wall is destroyed, wire disconnects, current collecting device no current, at this moment by the 5th safety device Serial ports, current information is fed back to into monitoring host computer, after monitoring host computer is judged, send sound and light alarm information, and by remote Warning message is sent to Terminal Server Client by journey wireless transport module.
As shown in figure 1, the 6th safety device includes being located at enclosure wall 3 and the transformer station of the transformer station periphery Several first full-view cameras 21 of the body of wall surrounding of master control room 6;First full-view camera 21 and the monitoring host computer 1 Signal input part connection, for collection around environmental information.
Several first full-view cameras of the enclosure wall of the transformer station periphery and the body of wall surrounding of transformer station's master control room, First full-view camera sends the image information outside transformer station and outside master control room to monitoring host computer in real time, then monitoring host computer Image information is transferred to into Terminal Server Client by remote wireless transmission system.
As shown in figure 1, the 7th safety device include being arranged in the transformer station's master control room 6 several the Two full-view cameras 22 and several motion detectors 23;The second full-view camera 22 and motion detector in master control room 23 are connected with the signal input part of the monitoring host computer 1, and the second full-view camera 22 in master control room is used to gather in master control room Environmental information, whether motion detector 23 be used to detect with mobile object or human body master control the room in.
Several second full-view cameras and several motion detectors are provided with the transformer station's master control room, panorama is taken the photograph As head is used to gathering environmental information in master control room, motion detector be used to detecting whether have master control the room in the human body that moves or Object, prevents the monitoring dead angle of full-view camera, and environment information acquisition is more comprehensively.
As shown in figures 1 to 6, the data acquisition unit 26 is located at point to be monitored in the transformer station(More usually Important device or circuit, such as transformator, main line, protective relaying device etc.)On, including current sensor, voltage sensor Device, temperature sensor, central processing unit and wireless transport module.The current sensor, voltage sensor, temperature sensor It is connected with the signal input part of the central processing unit, for gathering electric current, voltage and the temperature information of point to be monitored, collection Electric current, voltage and temperature information are sent to monitoring host computer by wireless transport module, and each point to be monitored is provided with monitoring host computer Damage curve model.
The damage curve model draws by the following method:The electricity of each point to be monitored under normal circumstances is gathered first Stream, voltage and temperature information, then gather electric current when each point to be monitored breaks down, voltage and temperature information(Usual feelings The condition down-sampling cycle is one day), by electric current when breaking down, voltage and temperature information respectively with electric current under normal circumstances, Voltage and temperature information make the difference(Normal electric current, voltage or temperature information are made the difference when synchronization should occur with failure), The parameter for changing maximum in electric current, voltage and temperature information is found out, as failure-description parameter, finally failure-description parameter is existed Curve under normal circumstances is used as damage curve model(Under normal circumstances, the X-axis of damage curve model is the time, and Y-axis is electricity Stream, voltage or temperature value, the sampling time of damage curve model is generally one day);In the mistake of data acquisition unit real-time monitoring Cheng Zhong, the failure-description parameter of point to be monitored is compared with corresponding electric current under normal circumstances, voltage or temperature, refer to Normal electric current, voltage or temperature information are made the difference when failure occurs synchronization, if change is supervised more than a threshold value Main frame signal an alert is controlled, and the ID by the wireless transport module in data acquisition unit is positioned to trouble point, can More accurately and rapidly to find trouble point.
And the protection system can timely be sent out by layout data harvester on the point to be monitored in transformer station Failure of the existing transformer station in running, further increases the safety and stability of substation operation.
To sum up, the guard system has multi-protective device, and protection effect is good, safe, and can timely send out Existing trouble point, improves the safety and stability of substation operation.

Claims (4)

1. a kind of 35kV transformer stations maltilevel security protection system, it is characterised in that:The protection system includes the first to the 7th peace Full protection device, several data acquisition units and monitoring host computer(1), first safety device include fence Net(2), the fence net(2)Positioned at the enclosure wall of transformer station periphery(3)On, the fence net(2)Enclose including infrared Hurdle, high-voltage pulse electrical network, accumulator and power receiver module, the infrared fence includes infrared opposite-radiation device(4), it is described infrared Line is to emitter(4)It is arranged in the cable of the high-voltage pulse electrical network(5)Between gap, the photoelectric beam detector(4)With letter Number processing meanss connection, signal processing apparatus are provided with short range wireless transmission module, the short distance on signal processing apparatus without Line transport module, by wireless network and monitoring host computer(1)On short range wireless transmission module carry out data interaction;
Second safety device includes being located at transformer station's periphery enclosure wall(3)Some interior first wires(7), first leads Line(7)Intertexture is reticulated, per the wire of bar first(7)Outside be provided with insulating barrier, per the wire of bar first(7)Upper series connection one first Load resistance(8)With first current collecting device(9)It is connected with the both positive and negative polarity of battery afterwards, each first current collecting device (9)It is connected with the signal input part of signal processing apparatus, carries out for the current information of collection to be sent to into signal processing apparatus Process, signal processing apparatus carry out data interaction by wireless network and monitoring host computer;
3rd safety device includes the first protective door(10), first protective door(10)Positioned at transformer station outside Wall(3)On, first protective door(10)It is provided with the first fingerprint identification module(11), the first electromagnetic lock(12)And first figure As acquisition module(13), first fingerprint identification module(11)And first image capture module(13)With the monitoring host computer (1)Signal input part connection, the monitoring host computer(1)For according to the first fingerprint identification module(11)The finger print information of collection And first image capture module(13)The human face information of collection controls the first electromagnetic lock(12)Action;
4th safety device includes the second protective door(14), second protective door(14)Positioned at transformer station's master control room Body of wall on, second protective door(14)It is provided with the second fingerprint identification module(15), the second electromagnetic lock(16)And second Image capture module(17), second fingerprint identification module(15)And second image capture module(17)With the monitoring master Machine(1)Signal input part connection, the monitoring host computer(1)For according to the second fingerprint identification module(15)The fingerprint letter of collection Breath and the second image capture module(17)The human face information of collection controls the second electromagnetic lock(16)Action;
5th safety device includes being located at transformer station's master control room(6)Some second wires in body of wall(18), the Two wires(18)Intertexture is reticulated, per the wire of bar second(18)Outside be provided with insulating barrier, per the wire of bar second(18)Upper series connection One the second load resistance(19)With second current collecting device(20)It is connected with the both positive and negative polarity of battery afterwards, each is second electric Stream harvester is connected with the signal input part of signal processing apparatus, for the current information of collection to be sent to into signal processing device Put after being processed, by serial ports and monitoring host computer(1)Carry out data interaction;
6th safety device includes being located at the enclosure wall of the transformer station periphery(3)And transformer station's master control room(6)'s Several first full-view cameras of body of wall surrounding(21), first full-view camera(21)With the monitoring host computer(1)'s Signal input part connects, for the environmental information around collection;
7th safety device includes being arranged at the transformer station's master control room(6)Several interior second full-view cameras (22)And several motion detectors(23), the second full-view camera in master control room(22)And motion detector(23)With The monitoring host computer(1)Signal input part connection, the second full-view camera in master control room(22)For gathering in master control room Environmental information, motion detector(23)For detecting in master control room whether there is mobile object or human body;
The data acquisition unit(26)In the transformer station on point to be monitored, including current sensor, voltage sensor, Temperature sensor, central processing unit and wireless transport module, the current sensor, voltage sensor, temperature sensor with The signal input part connection of the central processing unit, for gathering electric current, voltage and the temperature information of point to be monitored, the electricity of collection Stream, voltage and temperature information are sent to monitoring host computer by wireless transport module, and each point to be monitored is provided with monitoring host computer Damage curve model, the damage curve model draws by the following method:Each point to be monitored under normal circumstances is gathered first Electric current, voltage and temperature information, then gather electric current when each point to be monitored breaks down, voltage and temperature information, will Electric current, voltage and temperature information when breaking down makes the difference respectively with electric current under normal circumstances, voltage and temperature information, finds out Change the parameter of maximum in electric current, voltage and temperature information, as failure-description parameter, finally by failure-description parameter normal In the case of curve as damage curve model;During data acquisition unit real-time monitoring, the failure of point to be monitored is retouched State parameter to be compared with corresponding electric current under normal circumstances, voltage or temperature, if change is monitored more than a threshold value Main frame signal an alert, and the ID by the wireless transport module in data acquisition unit positions to trouble point;
Monitoring host computer(1)Positioned at transformer station's master control room(6)It is interior, the monitoring host computer(1)Power transmission module is provided with, electric power connects The power output end for receiving module is connected with the power input of accumulator, the power transmission module and the power receiver module Between electric energy is transmitted by inductive, the electric energy of transmission is stored in accumulator, and accumulator is the infrared fence and height Pressure pulse electric net provides power supply.
2. 35kV transformer stations maltilevel security protection system as claimed in claim 1, it is characterised in that:The protection system is also wrapped Include acoustic-optic alarm, the acoustic-optic alarm and monitoring host computer(1)Signal output part connection, acoustic-optic alarm difference Positioned at enclosure wall(3)And transformer station's master control room(6)Body of wall on, for the human or animal around transformer station send acousto-optic police Report.
3. 35kV transformer stations maltilevel security protection system as claimed in claim 1, it is characterised in that:The monitoring host computer(1) Long range radio transmissions module is provided with, long range radio transmissions module passes through wireless transmitting system(24)Receive Terminal Server Client(25) The relevant information of monitoring host computer is passed through wireless transmitting system by the relevant information of transmission(24)Send to Terminal Server Client(25).
4. 35kV transformer stations maltilevel security protection system as claimed in claim 3, it is characterised in that:The Terminal Server Client (25)Including mobile PC and mobile phone.
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CN107833417A (en) * 2017-11-02 2018-03-23 国网山东省电力公司平原县供电公司 Intelligent distribution transforming security protection system
CN108320422A (en) * 2018-03-08 2018-07-24 国家电网公司 A kind of electrical substation monitoring device, system and method
CN109003354B (en) * 2018-05-25 2021-05-04 淮南万泰电气有限公司 Intelligent environment management system for transformer substation
CN110517426A (en) * 2019-08-13 2019-11-29 安徽科技学院 A kind of substation's multiple-protection system

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