CN202364317U - Power emergency command communication system - Google Patents
Power emergency command communication system Download PDFInfo
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- CN202364317U CN202364317U CN 201120511296 CN201120511296U CN202364317U CN 202364317 U CN202364317 U CN 202364317U CN 201120511296 CN201120511296 CN 201120511296 CN 201120511296 U CN201120511296 U CN 201120511296U CN 202364317 U CN202364317 U CN 202364317U
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Abstract
The utility model discloses a power emergency command communication system, comprising a smart helmet, a transmitter, a system base station, a relay base station and a command center equipment, wherein the smart helmet is connected with the transmitter, the transmitter is connected with the system base station, the system base station is connected with the relay base station, and the relay base station is connected with the command center equipment. According to the technical scheme provided by the utility model, the power emergency command communication system realizes audio and video delivery of operation sites, emergency command launching base stations, relay point base stations and remote command centers, shortens the temporal and spatial distance between the scene of the accident and the command center, and ensures emergency management command.
Description
Technical field
The utility model relates to the power technology field, relates in particular to a kind of power emergency command communications system.
Background technology
Burst emergencies such as the abominable operation against rules of great construction accident, public emergency incident, character, natural calamity (as: earthquake, flood, snow disaster, pollution flashover etc.); Very easily cause massive blackout accident even electric network from collapsing; Have a power failure on a large scale like Sweden 923 in 2003,2004 814 U.S.As add and have a power failure on a large scale East China electrical network 220 pollution flashovers in 2004; Europe had a power failure on a large scale in 2006 114, in March, 2007 Dalian large-area power-cuts etc.For another example: summer in 2005, Shanghai Power Network has met with the attack of four-wheel continuous high temperature, twice violent typhoon and a Strong Thunderstorm rain, and whole city's electricity consumption refreshes historical record 6 times, a large amount of power failures occurred.Social influence is very big, and it is long to relate to the time, and the space is wide; Have a strong impact on society and people's productive life, even dangerous life, property safety, need to transfer and coordination departments at different levels of Utilities Electric Co. and unit; Unified leadership is taken active action, and carries out timely and effectively to produce and resumes work.
Domestic existing emergency commading system is mostly stressed is that fault is accepted the flow process control with accident maintenance; Through GPS the informationization that recovery vehicle carries out orientation monitoring and computer is handled; Improved repairing efficient; Strengthened the standardization and the standardization of repairing flow process, but there is following problem in the power emergency command communications system at present:
(1) information exchange is not prompt enough and comprehensive between all departments.For great electric power accident, often need coordinate a plurality of departments at different levels in the Utilities Electric Co..
(2) the field accident disposition can only be understood through mode such as make a phone call by command centre, and can not carry out real time remote video monitoring and commander to the accident treatment process.
(3) fault data is not had systematized accumulation and analysis, data such as the standards and norms of accident treatment usually can not in time be obtained, for managerial decision is made troubles.
(4) under situation such as natural calamity, there is not reliable communication system.
This is that adaptive capacity to environment is not strong because of most emergency command communication system poor reliability.The audio frequency and video transmission of emergency can't be realized, the needs of emergency command can not be satisfied; The message transmission narrow bandwidth, speed is low, and capacity is little, can't transmit high-quality audio-video signal; Use the public network transmission, poor stability can not satisfy the requirement of electric power system secondary security protection.
The utility model content
The purpose of the utility model is to propose a kind of power emergency command communications system; Can realize the audio frequency and video transmission of operation field, emergency command transmitting base station, relay station base station and distant place command centre; Shorten the space-time distance of the scene of the accident and command centre, ensure the contingency management commander.
For reaching this purpose, the utility model adopts following technical scheme:
A kind of power emergency command communications system; Comprise intelligent helmet, transmitter, system base-station, relay base station and command centre's equipment, wherein intelligent helmet is connected with transmitter, and transmitter is connected with system base-station; System base-station is connected with relay base station, and relay base station is connected with command centre equipment.
Intelligent helmet further comprises cold light source, headset, video frequency pick-up head and power supply.
Transmitter is backpack audio frequency and video transceivers.
Backpack audio frequency and video transceiver is single-point type backpack audio frequency and video transceivers, or networking-type backpack audio frequency and video transceiver.
System base-station is the portable system base station.
System base-station is the vehicular system base-station.
Relay base station comprises industrial PC, cold light source lighting unit, monitors headset, monitor, video server, microgenerator, antenna lifter and wireless transmitting-receiving equipments.
Adopt the technical scheme of the utility model, had following technique effect:
1, single frequency is realized two-way communication, and the availability of frequency spectrum is high.Realize two-way communication with respect to the FDD mode, the TDD mode only needs a single frequency, and the FDD mode then needs a plurality of Frequency points, and these Frequency points also need sizable frequency interval to prevent that facing channel disturbs.Under radio spectrum resources environment in short supply, the TDD mode has born advantage with respect to the FDD mode.
2, flexible allocation channel resource.The MESH-OFDM technology can realize the channel resource allocation of two dimension on time slot and subcarrier; So that give different user with channel resource allocation flexibly; In a single frequency, tell N time slot and M number of sub-carrier section; Just can support N*M user, and N and M can divide arbitrarily to be equipped with and be adapted to different application, realize point-to-point, point-to-multipoint, multi-multipoint two-way communication.Frequency adjustable, bandwidth is adjustable, adjustable power, rate adjusted.
3, single frequency is realized multi-hop relay.A difficult problem that needs a plurality of frequencies and need filtering to isolate with respect to the COFDM relaying; The MESH-OFDM technology can realize multi-hop relay at single frequency through time slot allocation, and time slot allocation can be used alternatingly, and realizes with the frequency multi-hop relay; Jumping figure is unrestricted, has increased coverage greatly.
4, frequency spectrum perception function.Radio frequency interference is very serious, a plurality of users might be arranged simultaneously using at same Frequency point, can cause the phase mutual interference like this, causes signal to accept failure.Whether the frequency spectrum perception function can perception have external disturbance in the certain frequency scope, automatic selection of optimal does not have to disturb or disturbs relatively little frequency to transmit, without the artificial selection frequency.
5, rich data interfaces.Can support Ethernet interface, AV audio-video interface, serial data interface, serial ports control interface simultaneously.
6, fail safe, encryption feature.Adopt the MESH-OFDM technology of independent research, the signal system maintains complete secrecy, and is safe, avoids illegal reception, provides 128 AES to encrypt simultaneously.
7, ability of anti-multipath is strong, remarkable non line of sight diffraction and penetration capacity.The OFDM technology innately has the ability of anti-long delay and strong multipath with respect to single-carrier wave frequency domain equalization technology, is more suitable for using in urban environment.
8, powerful error correcting capability.Adopt global state-of-the-art LDPC error-correcting code technique, the carrier-to-noise ratio thresholding under the QPSK pattern is 0.4dB, approaches the theoretical limit shannon limit of communication.
9, long transmission distance, high-speed mobile property.Through combining of MESH-OFDM and LDPC, receiver sensitivity can reach-110dBm, and the highest translational speed can reach 600km/h.Under the typical urban environment, backpack audio frequency and video transceiver (single-point type, networking-type) transmission range can reach 5 kilometers, and emergency command station audio frequency and video transceiver (portable, vehicular), portable relaying repeater-transmitter transmission range all can reach 40km on the spot.
10, low peak average ratio, power amplification efficiency is high, and is low in energy consumption.Adopt up-to-date digital pre-distortion technology, peak-to-average force ratio is reduced, improve power amplification efficiency, the TDD mode can make equipment only in some time slot unlatching work, other the time can turning off standby to save power consumption, Overall Power Consumption is lower than 1A12V when transmitting power 1W.
Description of drawings
Fig. 1 is the structural representation of power emergency command communications system in the utility model embodiment.
Embodiment
Further specify the technical scheme of the utility model below in conjunction with accompanying drawing and through embodiment.
Fig. 1 is the structural representation of power emergency command communications system in the utility model embodiment.As shown in Figure 1, this power emergency command communications system comprises intelligent helmet, transmitter, system base-station, relay base station and command centre's equipment.
Wherein intelligent helmet is connected with transmitter, and transmitter is connected with system base-station, and system base-station is connected with relay base station, and relay base station is connected with command centre equipment.
Intelligent helmet further comprises cold light source, headset, video frequency pick-up head and power supply.
Transmitter is backpack audio frequency and video transceivers, and backpack audio frequency and video transceiver is single-point type backpack audio frequency and video transceivers, or networking-type backpack audio frequency and video transceiver.
System base-station is portable system base station or vehicular system base-station.
Relay base station comprises industrial PC, cold light source lighting unit, monitors headset, monitor, video server, microgenerator, antenna lifter and wireless transmitting-receiving equipments.
Intelligent helmet is the microminiaturized smart machine of a kind of height integrated lighting, IMAQ, double-directional speech conversation, comprises high intensity cold light supply: illumination 400lm; Colour temperature 6500k; Irradiation distance is not less than 200 meters; Headset: monitor level, left and right sound channels, stereo, there are not intermittence, assorted noise; One road AV video capture: high-definition image quality 520 lines; Infrared sensitization; Optical zoom is not less than 36 times, digital zoom and is not less than 12 times; Night vision function, low-light (level) function, anti-shake function; Super wide dynamic function (WDR): when there is the scene of light and shade high contrast in the lower zones of relative brightness such as taking following high-brightness region and the shade of intense light source (daylight, light fixture or reflective etc.) irradiation, backlight, can obtain all images clearly of front and back scape; And power supply: with the shared lithium battery power supply of backpack audio frequency and video transceiver, but once the charging continuous operation is more than 4 hours, and lithium battery can charge at " emergency command station on the spot " at any time.
Backpack audio frequency and video transceiver is little with its volume; In light weight, install set up quick and convenient, transmission quality is high, can realize fast moving, accurately arrive the destination, satisfy characteristics such as user's user demand whenever and wherever possible in wireless emergency communication, has occupied very important position; Its external interface is simple, and is flexible and convenient to use, through the digital speech image real-time Transmission motor-driven, wireless, that antijamming capability is strong, at the scene and on the spot between the emergency command station, between on-the-spot different azimuth, the place, sets up real-time on-the-spot audio frequency and video transmission; Mobility that it is good and level security are that the emergency communication commander provides necessary decision information resource, can increase substantially operating efficiency, promote the emergency command managerial skills; But one-way transmission one road video, transmitted in both directions one road voice, in the typical urban environment, transmission range can reach 1.5～5 kilometers.
Single-point type backpack audio frequency and video transceiver can carry out the transmission of " one to one " wireless audio and video with emergency command station audio frequency and video transceiver (portable, vehicular) on the spot; Networking-type backpack audio frequency and video transceiver can carry out the transmission of " many-one " wireless audio and video with emergency command station audio frequency and video transceiver (portable, vehicular) on the spot.
The user can dispose image speech ciphering equipments such as various types of image capture devices (as: infrared thermoviewer, ultraviolet imagery appearance, video camera, helmet video camera, DV etc.), headset as required, and GPS etc.
Mobile emergency command system base station is divided into portable, vehicular.
The portable system base station have be easy to carry, in light weight, highly sensitive, flexible operation, characteristics such as antijamming capability is strong, and transmission quality is stable.At road damage, can't carry out under the situation of vehicle-carrying communication, carried terminal equipment gets into on-the-spot on foot.Perhaps be installed in aircraft, carry out the machine-carried type operation, coverage can reach 40 kilometers.
The vehicular system base-station generally is installed on breakdown van or the emergency communication car.This product can carry out the unidirectional image of " one to one " wireless transmission, two-way double-directional speech with single-point type backpack audio frequency and video transceiver; Carry out the unidirectional image in " one-to-many " wireless transmission 1-200 road, two-way double-directional speech with networking-type backpack audio frequency and video transceiver.In the open environment in Plain, transmission range can reach 10～15 kilometers.
Equipment carries Ethernet interface, as long as network is arranged, just can through network the audio/video information that receives be transferred to command centre whenever and wherever possible; Built-in 3G of equipment and WIFI module can be carried out the public network relay transmission; The user customizable various interface, like E1/ light mouth/G.SHDSL etc., realize " emergency command station audio frequency and video transceiver on the spot " can with power information net mixed networking, directly communicate by letter through the power information net with command centre.
" emergency command station audio frequency and video transceiver " also can be used as remote audio frequency and video transmission trunking, communicates by letter with command centre through " portable relaying repeater-transmitter ".But transmission range reaches 15km under the open environment in Plain.
The built-in industrial PC of equipment can carry out Video processing; The built-in Video service platform of equipment, can realize video storage, playing back videos; The built-in 5,000,000 pixel camera machines of equipment can carry out video conference whenever and wherever possible; Adopt the P2P technology, can adopt PC or mobile phone to watch whenever and wherever possible.
The relay transmission base station mainly is to be used with cell on wheels, can be put into fixing point, also can be installed to move on the car to use the extended distance of its efficient extn cell on wheels.When main car does not need relaying, can be used as the front end detection vehicle again and carry out operation, in addition, when main car breaks down, also can be used as standby station and replace rapidly, accomplish point-to-point transformation task.
Portable relaying repeater-transmitter generally is installed on the open air, and portable relaying repeater-transmitter can be provided with multistage relay according to user's request, under the open environment in Plain, can reach 15km.
The portable relaying repeater-transmitter of afterbody is as incoming end, can be installed on transmission tower, transformer station or other has the place of communications service, can carry out communication one to one with emergency command station audio frequency and video transceiver on the spot.
Equipment carries Ethernet interface, as long as network is arranged, just can through network the audio/video information that receives be transferred to command centre whenever and wherever possible; Built-in 3G of equipment and WIFI module can be carried out the public network relay transmission; The user customizable various interface, as: E1/ light mouth/G.SHDSL etc., realize " portable relaying repeater-transmitter " and power information net mixed networking, directly communicate by letter through the power information net with command centre.
The portable relaying repeater-transmitter one general configuration solar electric power supply system that is installed on transmission tower is as power supply, and the user can dispose the shaft tower video surveillance devices as required, as: image capture device (video camera) etc.
Portable relaying repeater-transmitter mainly is made up of built-in industrial PC, high intensity cold light supply lighting unit (apolegamy), monitoring headset (apolegamy), (vehicle-mounted) monitor (apolegamy), (vehicle-mounted) video server (apolegamy), (vehicle-mounted) microgenerator (apolegamy), antenna lifter, wireless transmitting-receiving equipments etc.
Command centre's supervisory control system realizes monitoring remote video, voice call scheduling feature.
The vehicle-mounted station of emergency commading system is except the base station transceiver unit; Also supporting other equipment mainly comprise as system supplymentary: industrial PC, high intensity cold light supply lighting unit, image capture device, monitoring headset, (vehicle-mounted) monitor, (vehicle-mounted) hard disk video recorder (big capacity industry antidetonation stores hard disk), (vehicle-mounted) video server, (vehicle-mounted) microgenerator, DC/AC power supply, antenna lifter, wireless transmitting-receiving equipments etc.
The user can match following equipment as required: various types of image capture devices (as: video camera, infrared thermoviewer, ultraviolet imagery appearance etc.), the straight control key dish of three-dimensional airborne, GPS etc.
The high intensity cold light supply illumination, illumination 400lm; Colour temperature 6500k; Irradiation distance is not less than 200 meters.
Onboard image collection device, its technical parameter is following:
Round-the-clock design, the IP66 degree of protection, built-in power surge and lightning protected, anti-0～± 4000V high pressure lightning surge, internal heater and fan;
Rotation is nonpolarity continuously for level 360 degree, 0.3 °～160 °/220 °/300 °/s of sweep speed;
Vertical 0 °～90 °, do not have to keep watch on the blind area rotation, the level continuous monitoring after 180 ° of overturning automatically when arriving 90 °; 0.3 °～60 °/75 °/90 °/s of sweep speed;
High-definition image quality, valid pixel are not less than 752 (H) * 582 (V)
Optical zoom is not less than 36 times, and digital zoom is not less than 12 times;
Do not lose after the data outage, the quick calling presetting bit is followed the tracks of with manual accurately control location;
Night vision function, low-light (level) function, anti-shake function;
Super wide dynamic function (WDR): when there is the scene of light and shade high contrast in the lower zones of relative brightness such as taking following high-brightness region and the shade of intense light source (daylight, light fixture or reflective etc.) irradiation, backlight, can obtain all images clearly of front and back scape;
Headset is monitored level, and left and right sound channels is stereo, does not have intermittence, assorted noise.
(vehicle-mounted) monitor, real-time online are kept watch on helicopter line walking video image, do not have intermittently, screen dodges, screen quivers, mosaic, assorted noise, and technical parameter is following:
Effective effective area: 12 inches;
Image definition: resolution is 752 (H) * 582 (V), high definition DVD image quality;
Response time:＜8ms
Brightness: be superior to 350cd/m
2
(vehicle-mounted) hard disk video recorder (being that big capacity industry antidetonation stores hard disk) can real-time online record high definition DVD image quality video image, does not have intermittently, screen dodges, screen quivers, mosaic, assorted noise.
Video 4 advances 2 and goes out, and audio frequency 1 advances 1 and goes out; Adopt two 2.5 inches can plug SATA hard-disc storage data, hard-disk capacity uses the hard disk vibration damping of switching from manufacturing military products to goods for civilian use to reinforce patented technology greater than 320G; The input of wide cut power supply (DC+6～+ 36V), low-power consumption, plant capacity≤6W; Aluminium matter cabinet, function admirables such as heat radiation, dustproof, waterproof; IR remote controller.
The technical parameter of (vehicle-mounted) video server is following:
Interface satisfies exchange of plug and play industrial Ethernet and the requirement of the native system information transmission technology;
The Ethernet exchange capacity of 2 road videos inputs, two-way audio input, the input of 2 circuit-switched data, the output of 1 road Ethernet is provided, and real-time online transmission monitoring video image, gps signal, voice call information do not have intermittently, screen dodges, screen quivers, mosaic, assorted noise.
(vehicle-mounted) microgenerator, system disposition the miniature portable generator, can the AC and DC power supply be provided to field apparatus.Technical parameter is following:
Specified AC220V voltage, fluctuation range+20%～-20%/650W;
Frequency: 50Hz;
Rated power: 2KW;
Output: direct current 12V/8.3A;
Starting mode: manual generator;
Stream time: 15hrs.
The DC/AC power supply, automobile utility power DC12V converts the AC220V power supply into, and technical parameter is following:
Specified input: DC12V, fluctuation range+20%～-20%
Specified output: AC220V voltage, fluctuation range+20%～-20%/650W
Frequency: 50Hz
Rated power: 2KW
Antenna lifter, in order to improve the distance of transmission, we are vehicle-mounted transmitter and vehicle-mounted retransmitter configuration antenna lifter, 1.8 meters constantly of elevating lever withdrawals can reach 15 meters when raising.
The above; Be merely the preferable embodiment of the utility model; But the protection range of the utility model is not limited thereto; Anyly be familiar with this technological people in the technical scope that the utility model disclosed, the variation that can expect easily or replacement all should be encompassed within the protection range of the utility model.Therefore, the protection range of the utility model should be as the criterion with the protection range of claim.
Claims (7)
1. power emergency command communications system; It is characterized in that; Comprise intelligent helmet, transmitter, system base-station, relay base station and command centre's equipment, wherein intelligent helmet is connected with transmitter, and transmitter is connected with system base-station; System base-station is connected with relay base station, and relay base station is connected with command centre equipment.
2. a kind of power emergency command communications system according to claim 1 is characterized in that intelligent helmet further comprises cold light source, headset, video frequency pick-up head and power supply.
3. a kind of power emergency command communications system according to claim 1 is characterized in that, transmitter is backpack audio frequency and video transceivers.
4. a kind of power emergency command communications system according to claim 3 is characterized in that, backpack audio frequency and video transceiver is single-point type backpack audio frequency and video transceivers, or networking-type backpack audio frequency and video transceiver.
5. a kind of power emergency command communications system according to claim 1 is characterized in that system base-station is the portable system base station.
6. a kind of power emergency command communications system according to claim 1 is characterized in that system base-station is the vehicular system base-station.
7. a kind of power emergency command communications system according to claim 1; It is characterized in that relay base station comprises industrial PC, cold light source lighting unit, monitors headset, monitor, video server, microgenerator, antenna lifter and wireless transmitting-receiving equipments.
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| CN 201120511296 CN202364317U (en) | 2011-12-09 | 2011-12-09 | Power emergency command communication system |
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| CN 201120511296 CN202364317U (en) | 2011-12-09 | 2011-12-09 | Power emergency command communication system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269378A (en) * | 2013-06-04 | 2013-08-28 | 南京国翔电子技术有限公司 | TDD-OFDM digital networking image transmission system |
| CN103337133A (en) * | 2013-06-14 | 2013-10-02 | 广东电网公司中山供电局 | System and method for power grid thunderstorm disaster early warning based on recognition and forecast |
| CN104254059A (en) * | 2013-06-28 | 2014-12-31 | 江苏馥榕信息技术有限公司 | Portable emergency command integrated-dispatch platform based on military reinforced computer |
| CN105279894A (en) * | 2015-05-06 | 2016-01-27 | 国网甘肃省电力公司兰州供电公司 | Power ransmission line external damage protection intelligent control platform |
| CN105472781A (en) * | 2016-01-07 | 2016-04-06 | 新疆迅达中天信息科技有限公司 | Portable field emergency comprehensive communication and command system |
| CN106851192A (en) * | 2016-12-12 | 2017-06-13 | 国网北京市电力公司 | The Transmission system of view data |
| CN106992604A (en) * | 2017-05-31 | 2017-07-28 | 泉州创先力智能科技有限公司 | A kind of fault location and visual presentation device based on automation equipment virtual connections |
| CN108028700A (en) * | 2016-01-25 | 2018-05-11 | 华为技术有限公司 | A kind of light source brightness control method and sending ending equipment |
| CN108834230A (en) * | 2018-05-18 | 2018-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of wireless WLAN signal emission system based on electric force pole tower |
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2011
- 2011-12-09 CN CN 201120511296 patent/CN202364317U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269378A (en) * | 2013-06-04 | 2013-08-28 | 南京国翔电子技术有限公司 | TDD-OFDM digital networking image transmission system |
| CN103337133A (en) * | 2013-06-14 | 2013-10-02 | 广东电网公司中山供电局 | System and method for power grid thunderstorm disaster early warning based on recognition and forecast |
| CN103337133B (en) * | 2013-06-14 | 2015-08-05 | 广东电网公司中山供电局 | Based on the electrical network Thunderstorm early warning system and the method that identify forecasting technique |
| CN104254059A (en) * | 2013-06-28 | 2014-12-31 | 江苏馥榕信息技术有限公司 | Portable emergency command integrated-dispatch platform based on military reinforced computer |
| CN105279894A (en) * | 2015-05-06 | 2016-01-27 | 国网甘肃省电力公司兰州供电公司 | Power ransmission line external damage protection intelligent control platform |
| CN105472781A (en) * | 2016-01-07 | 2016-04-06 | 新疆迅达中天信息科技有限公司 | Portable field emergency comprehensive communication and command system |
| CN108028700A (en) * | 2016-01-25 | 2018-05-11 | 华为技术有限公司 | A kind of light source brightness control method and sending ending equipment |
| CN108028700B (en) * | 2016-01-25 | 2019-12-17 | 华为技术有限公司 | Light source brightness control method and sending terminal equipment |
| CN106851192A (en) * | 2016-12-12 | 2017-06-13 | 国网北京市电力公司 | The Transmission system of view data |
| CN106992604A (en) * | 2017-05-31 | 2017-07-28 | 泉州创先力智能科技有限公司 | A kind of fault location and visual presentation device based on automation equipment virtual connections |
| CN108834230A (en) * | 2018-05-18 | 2018-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of wireless WLAN signal emission system based on electric force pole tower |
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