CN102722147A - Intelligent remote security monitoring system for offshore wind generating set - Google Patents
Intelligent remote security monitoring system for offshore wind generating set Download PDFInfo
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- CN102722147A CN102722147A CN2012101645989A CN201210164598A CN102722147A CN 102722147 A CN102722147 A CN 102722147A CN 2012101645989 A CN2012101645989 A CN 2012101645989A CN 201210164598 A CN201210164598 A CN 201210164598A CN 102722147 A CN102722147 A CN 102722147A
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Abstract
The invention discloses an intelligent remote security monitoring system for an offshore wind generating set. The system comprises a plurality of groups of cameras, a plurality of access layer switches and a main control room, wherein a plurality of access layer switches and a plurality of groups of cameras are arranged on a plurality of fans; the cameras are connected with the access layer switches; the access layer switches are connected with the Ethernet of a wind power farm through local area networks in the fans and connected to the main control room through a local area network in the main control room; and the main control room comprises a core switch and a memory, a server and a display which are connected with the core switch. By the system, five cameras are arranged on a single fan, and the real-time video monitoring and control of the whole offshore wind power project is realized in the main control room, so that the security protection and monitoring levels of the offshore wind generating set are improved.
Description
Technical field
The present invention relates to the intelligent long-range safety defense monitoring system of the long-range safety defense monitoring system of a kind of intellectuality, particularly offshore wind generating group.
Background technology
When wind-power electricity generation was fast-developing, the security protection technology of wind-powered electricity generation unit had become one of difficult problem that each big blower fan producer and owner face.Current China wind-powered electricity generation industry development is swift and violent; But there are technology and the problem of lacking experience, and do not have the corresponding GB about the wind-powered electricity generation unit safety, the reasons such as geographical environment of the special construction of blower fan itself and operation in addition; Cause the safeguard protection work of blower fan to be difficult to carry out; This just have the blower fan of causing accident take place maybe, further bring serious economy loss, even cause whole typhoon machine to be ruined or cause great personnel casualty accidents.And the video monitoring means are a kind of reliable, urgent technological means as an important component part in the safety technological guard system, also are the live parts of reply emergency episode and disaster.As an advanced person's offshore type wind-powered electricity generation factory intelligent dispatch system ensemble, it is an indispensable part.Therefore, for blower fan the rational video monitoring system of one cover being installed has become the important composition of current wind-powered electricity generation generator protection scheme, also becomes blower fan manufacturer and operator is concerned about and problem demanding prompt solution very much and how to adorn.
Because it is very high that the maintenance of offshore wind farm unit and Monitoring and Controlling require; Particularly complicated marine operating mode is had higher requirement to the Monitoring and Controlling technology of wind-powered electricity generation unit; In order to reach better supervision effect; Guarantee that the offshore wind farm unit safety moves reliably, need research and design the long-range security protection monitoring system of a cover Practical Intelligentization.
Summary of the invention
The objective of the invention is shortcomings and deficiencies to prior art; Be provided for the intelligent long-range safety defense monitoring system of offshore wind generating group; This system adorns 5 video cameras on the separate unit blower fan; At master-control room whole offshore wind farm project is realized real-time video monitoring control, improve the safeguard protection and the monitoring level of offshore wind farm unit.
The present invention adopts following technical scheme to realize above-mentioned purpose: be used for the intelligent long-range safety defense monitoring system of offshore wind generating group, comprise some groups of video cameras, some access-layer switch and master-control room; Some access-layer switch are installed in respectively on some typhoon machines, and some groups of video cameras are installed in respectively on some typhoon machines; Video camera is connected with access-layer switch, and access-layer switch is connected with the wind energy turbine set Ethernet through the blower fan internal lan, is connected to master-control room through the master-control room internal lan again; Master-control room comprises core switch, and the storer that is connected with core switch respectively, server and display.
Said video camera is connected with access-layer switch through the UTP twisted-pair feeder.
Said server comprises streaming media server, management server and decoding server.
Said display is a video wall.
Every group of video camera has 5 video cameras, 5 video cameras installation sites on blower fan respectively as follows: in blower fan pylon porch, the cabin, in the pylon in knob cable place, the column foot and nacelle top.
Said access-layer switch is installed in the column foot of blower fan.
Said camera lens also is equipped with the LED white light.
The layout of video camera of the present invention guarantees to observe the situation of region all devices.Install the LED white light simultaneously additional, reach the effect of coloured image.And be equiped with video output interface (optical-fibre channel that configuration is connected with master-control room) in the equipment layout zone, so that through hand-held camera the local devices image information at scene is sent to the rear from now on.Install audio frequency, video output interface and the output optical cable of hand-held camera simultaneously respectively in camera area; Guarantee that the hand-held camera signal can pass the master-control room of rear end through this interface back; Use the hand-held camera of specialty can carry sound equipment and microphone effect, can make the machine set technology personnel can be in central control room carry out real-time communication with the maintainer at scene.Unit external camera, install bin etc. all pass through anti-salt fog, protection against the tide, mildew-resistant processing and degree of protection at least at IP66.Video camera is connected with the network switch that is placed on column foot through ultra Category-5 twisted pair; Transfer signals to blower fan central control room through photoelectric commutator through optical cable; The while blower fan passes the vision signal of coming and is saved in the disk array, reaches the purpose of remote monitoring and administration and safety custody.
Compared with prior art, the advantage of system of the present invention and beneficial effect are following:
1) adopt the full-digital network design, the front end surveillance equipment is high definition or SD web camera;
2) the optical cable transmission mode of the advanced ultra-low loss of employing, all on-site situation real-time stabilizations transmission;
3) mode of employing centralised storage, Video Document is kept in Surveillance center's storer synchronously;
4) adopt 24 hours real-time video recording modes, but in-service monitoring and Video Document preservation reach 30 day time;
5) on the basis of the video monitoring system of separate unit unit, realize whole offshore wind farm project is realized real-time video monitoring control at master-control room through network, improve the safeguard protection and the monitoring level of offshore wind farm unit.
6) realized the monitoring remote video of whole offshore wind farm project is controlled; Further guarantee the safety and the reliability of offshore wind farm unit; Improve the safe early warning and the control ability of unit, can let managerial personnel in time understand the fan operation situation, also can cooperate fire-fighting system to realize better fire protection; Simultaneously need under the maintenance condition blower fan to be made and prejudge, so that make better maintenance program through video playback etc. at blower fan.
Description of drawings
Fig. 1 is a topology diagram of the present invention.
Embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described in further detail, but embodiment of the present invention is not limited thereto.
Embodiment
As shown in Figure 1, the intelligent long-range safety defense monitoring system that the present invention is used for the offshore wind generating group comprises some groups of video cameras, some access-layer switch and master-control room; Some access-layer switch are installed in respectively on some typhoon machines, and promptly every typhoon machine is provided with an access-layer switch; Some groups of video cameras are installed in respectively on some typhoon machines, and promptly every typhoon machine is provided with one group of video camera, and video camera is connected with access-layer switch through the UTP twisted-pair feeder.Access-layer switch is connected with the wind energy turbine set Ethernet through the blower fan internal lan, is connected to master-control room through the master-control room internal lan again.Master-control room comprises core switch, and the IPSAN storer, streaming media server, management server, decoding server and the display that are connected with core switch respectively, and wherein display is a video wall.
Every group of video camera has 5 video cameras; It is that the separate unit blower fan is adorned 5 video cameras altogether: one 1,000,000 high definition web camera of installing in every typhoon machine pylon porch; Video camera band cloud platform and have zoom function is used to keep watch on the real-time condition that blower fan outside and personnel pass in and out blower fan; One 1,000,000 high definition web camera of installing in the cabin, video camera band cloud platform and have zoom function is used for from a distant place through comprising the operation conditions of equipment such as regulator cubicle, Hydraulic Station in the camera surveillance cabin; One 1,000,000 high definition web camera of knob cable place installing in pylon, video camera band cloud platform and have zoom function is used to keep watch on the real-time condition of knob cable.Installing one station symbol clear web camera in column foot, video camera band cloud platform and have zoom function be used to keep watch on the state of column foot cabinet and transformer etc., and the cooperation fire-fighting system is protected to it; Install the clear video camera of a station symbol in nacelle top, video camera band cloud platform and have zoom function can be used for keeping watch on the ruuning situation of the blade of blower fan in the distance under the zoom situation.
The main image absorption of system front end collection equipment is meant video camera.Video camera is as the image capture device of video monitoring system, and the quality of the picture quality that it obtained will directly have influence on the quality of coded image, and then has influence on the picture quality that finally appears in Surveillance center.The acquisition mode that adds video encoder with the conventional analogue shooting compares, and the application of current network video camera has advantage more: data source is the full digital processing signal, no analog transmission process; Antijamming capability is strong; Sharpness is higher, only needs a netting twine to connect up, and is easy for installation.
Among the present invention, because offshore wind turbine has a very wide distribution, according to the specific position of wind-powered electricity generation unit and master-control room, the pattern of network using three-tier architecture: Access Layer, convergence-level and core layer, Access Layer are provided with the access-layer switch that is connected with the Surveillance center switch.Adopt the 100M network to accomplish the access of leading portion video at Access Layer, convergence-level and core layer then all adopt the 1000M network, realize converging, store and managing of all leading portion videos by them.
The video recording in real time in 24 hours of every video camera, one day calculation of capacity formula of storage are:
Capacity (GB)=way * code stream (Mbps) * 3600 second * 24 hours ÷ 8 ÷ 1024
In the present embodiment, the about 2Mbps of the code stream of SD web camera, the about 4Mbps of the code stream of high definition web camera for separate unit video camera memory capacity computing formula is:
Single channel SD memory capacity=1 tunnel * 2Mbps * 3600 second * 24 hours ÷ 8 ÷ 1024 ≈ 21GB
Single channel high definition memory capacity=1 tunnel * 4Mbps * 3600 second * 24 hours ÷ 8 ÷ 1024 ≈ 42GB
Calculate with the separate unit blower fan among the present invention; 2 of total SD web cameras; 3 of high definition web cameras; The false wind electric field has 10 typhoon power generator groups, and every of the network storage server that then adopts can be stored 64 road high clear video image data at most, according to average every be responsible for storage 50 tunnel, storage was calculated required storage total amount in 30 days and is:
SD memory capacity (TB)=way * single channel memory capacity * fate ÷ 1024
=20 tunnel * 21G * 30 ÷ 1024
≈12.3（TB）
≈13（TB）
High definition memory capacity (TB)=way * single channel memory capacity * fate ÷ 1024
=30 tunnel * 42G * 30 ÷ 1024
≈36.9（TB）
≈37（TB）
In sum, the needs according to system dispose: 1 of storage server needs 50TB memory capacity altogether; Then memory capacity is 25 2TB hard disks, in addition, considers the stability of system and the consideration of system redundancy; 27 hard disks of storage server configuration then amount to the 54TB hard-disk capacity.
Because the supervisory system networking structure is day by day complicated,, need carries out unified management through software platform to the video data that comes from front-end collection and handle at the master-control room of total system.The physical support of platform is management server, streaming media server, decoding server, client software etc.For guarantee wind field to the video in all blower fans realize local to 30 days with the interior inquiry of whenever recording a video, playback; Guarantee simultaneously important video file can store the longer time; So in the present invention, master-control room carries out storage and uniform through advanced person's IPSAN storer.Arrange 1 streaming media server at master-control room, be used for the front end video image is transmitted, give simultaneously and divide control end, demoder that video is provided, reduced the pressure of access to netwoks.And the unified management through decoding server; Export display with the hard decoder mode from the video code flow decoding that front end obtains with demoder; So master-control room is arranged 1 demoder and display (be used to retrieve for examination institute's supervision blower fan, also can adopt the mode that can go up wall).
Nacelle top: on the survey wind mast of cabin afterbody, install and fix a The Cloud Terrace support through pipe clamp, a clipping the ball video camera is installed on the The Cloud Terrace, camera lens is mended dress LED white light, and video camera is installed can see under the zoom situation that whole blade is as the criterion.
The cabin elbow: install and fix a The Cloud Terrace support through pipe clamp, a clipping the ball video camera is installed on the The Cloud Terrace, camera lens is mended dress LED white light, and acoustic pickup is installed, and video camera installation visual angle does not have the dead angle with engine room inside and is as the criterion.
The cable layer is turned round in driftage: install and fix a The Cloud Terrace support through pipe clamp, a clipping the ball video camera is installed on the The Cloud Terrace, camera lens is mended dress LED white light, and acoustic pickup is installed, and it is benchmark that video camera is installed can keep watch on blower fan knob cable cable machinery.
Column foot: column foot becomes, column foot cabinet layer installs and fixes a The Cloud Terrace support through pipe clamp, and a clipping the ball video camera is installed on the The Cloud Terrace, and camera lens is mended dress LED white light, and acoustic pickup is installed, and is used to keep watch on column foot change, frequency conversion tank etc.Video camera is installed panorama supervision column foot cabinet external circumstances being as the criterion, and cooperates fire-fighting system that the column foot cabinet is protected with this.
Fans entrance: install and fix a The Cloud Terrace support in every typhoon machine pylon porch through pipe clamp, the infrared clipping the ball video camera (infrared ray correlation entrance guard device can be installed on the doorway) of IP67 degree of protection is installed on the The Cloud Terrace.Camera lens is mended dress LED white light, and acoustic pickup is installed, and the installation site need be satisfied the no dead angle of 360 degree and gathered video information, is used to keep watch on blower fan doorway personnel and passes in and out situation and blower fan external circumstances.In addition for this video camera installs lightning proof additional, through installing the safety that lightning protection device that lightning protection device combination video camera itself possesses and ground connection are protected camera system jointly in the circuit additional.
Column foot is installed one 100,000,000 network switch as access switch, and every video camera is to using a signal line (ultra Category 5, Shielded twisted-pair feeder) to lay via the inner special trough of pylon between the access switch.Because video camera adopts web camera,, realize the function of joint use so this signal wire has the function of audio-video signal transmission, power supply supply, video camera control.Use the special optical cable network accomplish this switch to convergence-level switch and convergence-level to transmission of video signals between the core layer switch.
Except that the foregoing description, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within protection scope of the present invention.
Claims (7)
1. be used for the intelligent long-range safety defense monitoring system of offshore wind generating group, it is characterized in that, comprise some groups of video cameras, some access-layer switch and master-control room; Some access-layer switch are installed in respectively on some typhoon machines, and some groups of video cameras are installed in respectively on some typhoon machines; Video camera is connected with access-layer switch, and access-layer switch is connected with the wind energy turbine set Ethernet through the blower fan internal lan, is connected to master-control room through the master-control room internal lan again; Master-control room comprises core switch, and the storer that is connected with core switch respectively, server and display.
2. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1 is characterized in that, said video camera is connected with access-layer switch through the UTP twisted-pair feeder.
3. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1 is characterized in that said server comprises streaming media server, management server and decoding server.
4. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1 is characterized in that said display is a video wall.
5. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1; It is characterized in that; Every group of video camera has 5 video cameras, 5 video cameras installation sites on blower fan respectively as follows: in blower fan pylon porch, the cabin, in the pylon in knob cable place, the column foot and nacelle top.
6. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1 is characterized in that said access-layer switch is installed in the column foot of blower fan.
7. the intelligent long-range safety defense monitoring system that is used for the offshore wind generating group according to claim 1 is characterized in that said camera lens also is equipped with the LED white light.
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| CN2012101645989A CN102722147A (en) | 2012-05-24 | 2012-05-24 | Intelligent remote security monitoring system for offshore wind generating set |
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| CN2012101645989A CN102722147A (en) | 2012-05-24 | 2012-05-24 | Intelligent remote security monitoring system for offshore wind generating set |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248876A (en) * | 2013-05-14 | 2013-08-14 | 中煤科工集团武汉设计研究院 | Video security protection and fire-alarm system for long distance pipeline coal transportation |
| CN103325290A (en) * | 2013-05-10 | 2013-09-25 | 重庆大学 | Method for stimulating deep sea floating type wind power generation |
| CN103729737A (en) * | 2013-12-26 | 2014-04-16 | 青海能高新能源有限公司 | Wind power plant operation and maintenance supporting system based on image stream processing technology |
| CN103747214A (en) * | 2014-01-21 | 2014-04-23 | 柳州市锋威汽车科技有限公司 | Offshore wind power engineering field video monitoring system |
| CN104092997A (en) * | 2014-07-17 | 2014-10-08 | 中航（沈阳）高新科技有限公司 | System and method for monitoring blades of wind generating set |
| CN104391491A (en) * | 2014-11-20 | 2015-03-04 | 国电南瑞南京控制系统有限公司 | Monitoring system-based offshore wind farm power generation equipment control method |
| CN105208322A (en) * | 2014-06-23 | 2015-12-30 | 纳路易爱姆斯株式会社 | Electronic component integrated circuit with camera image detection and analysis component part |
| CN105655830A (en) * | 2016-01-21 | 2016-06-08 | 苏州海阔云腾电子科技有限公司 | Peripheral equipment connection mode of multimedia host used for court and using method thereof |
| WO2018010242A1 (en) * | 2016-07-12 | 2018-01-18 | 深圳市太赫兹科技创新研究院 | Monitoring system based on terahertz communication |
| CN108683545A (en) * | 2018-05-24 | 2018-10-19 | 华润新能源（阳江）风能有限公司 | A kind of wind park network system |
| CN111147096A (en) * | 2019-12-18 | 2020-05-12 | 中国能源建设集团广东省电力设计研究院有限公司 | Wireless communication device, system and wireless communication method |
| CN112634658A (en) * | 2020-12-18 | 2021-04-09 | 武汉欣海远航科技研发有限公司 | Acousto-optic early warning method and system for safety supervision of offshore wind farm |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104391491A (en) * | 2014-11-20 | 2015-03-04 | 国电南瑞南京控制系统有限公司 | Monitoring system-based offshore wind farm power generation equipment control method |
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| WO2018010242A1 (en) * | 2016-07-12 | 2018-01-18 | 深圳市太赫兹科技创新研究院 | Monitoring system based on terahertz communication |
| CN108683545A (en) * | 2018-05-24 | 2018-10-19 | 华润新能源（阳江）风能有限公司 | A kind of wind park network system |
| CN111147096A (en) * | 2019-12-18 | 2020-05-12 | 中国能源建设集团广东省电力设计研究院有限公司 | Wireless communication device, system and wireless communication method |
| CN112634658A (en) * | 2020-12-18 | 2021-04-09 | 武汉欣海远航科技研发有限公司 | Acousto-optic early warning method and system for safety supervision of offshore wind farm |
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Application publication date: 20121010 |