CN102932636A - Real-time video monitoring system for ultra-high voltage converter station - Google Patents
Real-time video monitoring system for ultra-high voltage converter station Download PDFInfo
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- CN102932636A CN102932636A CN2012104796035A CN201210479603A CN102932636A CN 102932636 A CN102932636 A CN 102932636A CN 2012104796035 A CN2012104796035 A CN 2012104796035A CN 201210479603 A CN201210479603 A CN 201210479603A CN 102932636 A CN102932636 A CN 102932636A
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Abstract
The invention relates to a CCTV image monitoring system for an ultra-high voltage direct current converter station, and solves the problem of poor observation effect caused by the installation height and angle of a camera head relative to a disconnecting link and a contact terminal of an earthing knife. The monitoring system comprises a monitor background and the camera head, wherein the monitor background and the camera head are in communication connection through an optical transceiver; the camera head is a infrared adjustable pick-up camera with a holder; a wiper is arranged on a spherical cover of the holder; the infrared adjustable pick-up camera is fixed at the top of a remotely-controlled lifter; the lifter is connected with a driving device; a remotely-controlled infrared lamp is further arranged at the top of the lifter; and the holder, the driving device and the remotely-controlled infrared lamp are correspondingly electrically connected with a power supply respectively, and are correspondingly in communication connection with the monitor background respectively. According to the system, the height and the angle of the observation camera head can be adjusted at any time as required in observation; when dirt accumulation of the camera head is serious, dirt cleaning up of the camera head can be carried out at any time; and when the camera head failures to work, the lifter is descended to a safe height to perform corrective maintenance on the camera head without the constraint of a device being charged in a direct current field.
Description
Technical field
The present invention relates to extra-high-voltage direct-current power transmission converter CCTV frequency image monitoring system.
Background technology
The quantity of present domestic spy (surpassing) high voltage direct current transmission project increases gradually, along with improving constantly of transmission voltage grade, the size of power transmission and transforming equipment is increasing, take CHINA SOUTHERN POWER administration ± the wide extra-high voltage direct-current engineering of 800kV cloud is as example, its dc fields part disconnecting link, the knife up degree reach more than 17 meters, and the contact position all be in disconnecting link, the peak of cutter.Because electric pressure is high, contact is also very high apart from ground distance, give effectively confirm in the operation maintenance process disconnecting link, cutter whether separating brake, close a floodgate to put in place and brought very large difficulty.The disconnecting link of dc fields, cutter be the equipment that often needs minute, closes, in case in the operating process minute, close a floodgate not in placely, can cause the joint contact resistance to increase, disconnecting link burns, the ground cutter can't be realized the serious consequences such as effective grounding.
Current existing transformer substation video surveillance mostly adopts fixed camera design, namely when equipment has a power failure, the camera of observation usefulness firmly is installed on positions such as gantry framework in the transformer station, and laid in advance the optical fiber of transmission video signal, the signal transmission mediums such as cable transfer to signal and monitor the backstage, but the method has a lot of drawbacks when being applied to spy's (surpassing) high voltage direct current transmission project: 1) because dc fields is charged, high (the 500KV of electric pressure, 800KV or higher), for guaranteeing the safe distance with charging equipment, the position that camera can be installed under the existing method is limited, can only in dc fields, set up by the equipment of the reliable ground such as portal frame, or be installed on the platform apart from ground 2-3 rice, take the visual angle of looking up, the angle that causes like this camera to observe is limited, and observation effect is not good; 2) because the dc fields electric pressure is high, the static contamination is serious, camera is easy to can't use because contamination is serious within the several months, and existing method only just can be removed contamination to camera when dc fields has a power failure, for special (surpassing) high voltage direct current transmission project, for guaranteeing the energy availability factor, its time that dc fields has a power failure in 1 year is very of short duration, often less than several days, adopt the reliability of existing method transformer substation video surveillance low, remove contamination, the maintenance work such as maintenance is very inconvenient.
Summary of the invention
The invention solves because the relative disconnecting link of camera, the setting height(from bottom) of cutter contact and the problem that observation angle is bad, visibility is not good and observation effect is poor that angle causes, also having solved is not simultaneously affecting camera under the direct current system normal operation remove contamination problem, repair and maintenance problem and night vision requirement.
For achieving the above object, the present invention takes following technical scheme:
A kind of extra-high voltage converter station equipment real-time video monitoring system, comprise monitoring backstage and camera, connect by the optical transceiver communication between monitoring backstage and the camera, camera is the infrared adjustable video camera with The Cloud Terrace, the The Cloud Terrace ball cover is provided with rain brush, infrared adjustable video camera is fixed in the top of remote-controlled elevating lever, elevating lever is connected with drive unit, the top of elevating lever also is equipped with the remote control infrared lamp, The Cloud Terrace, drive unit, the remote control infrared lamp is electrical connection corresponding to power supply respectively, The Cloud Terrace, drive unit, the remote control infrared lamp connects with the corresponding communication in monitoring backstage respectively.
But the top that is installed on the hydraulic lifting arm of a remote control operation lifting by the camera that will monitor usefulness realizes that camera monitors the real-time adjustment of angle, height etc., control, power supply equisignal line can center on elevating lever with stretching of elevating lever spirals, and hydraulic lifting arm, camera can carry out straighforward operation on the monitoring backstage that is positioned at a distant place.800kV disconnecting link that dc fields need to be monitored, satisfy near the cutter safe distance the place set up remote-controlled flexible metal elevating lever, camera is fixed in the top of elevating lever.Utilize this elevating lever, the operations staff needs to disconnecting link, the cutter edge of a knife when monitoring, elevating lever is risen in the remote control operation, infrared adjustable video camera is lifted to 17 meters height, with reach same disconnecting link, the cutter edge of a knife parallel, realize the observing effect of the best.Observe and finish, fall elevating lever, after elevating lever is regained, overhead highly only have about 3 meters.Guarantee maximum fail safe with this.Simultaneously, because but elevating lever is ascending, descending, when video camera or infrared lamp fault need to be safeguarded, have a power failure without direct current, also do not need large-scale ascend operation to pull in, elevating lever is fallen in the operation of operations staff's remote control, just can realize the maintenance of video camera, guarantee maximum maintainability, indirectly improved the reliability of native system.
For satisfying the night vision needs, camera is infrared adjustable video camera, and the remote control infrared lamp is installed simultaneously on the top.The control of elevating lever and infrared lamp is finished by the monitoring backstage, but remote operation is got final product by operations staff's straighforward operation when needed.In native system, can realize Long-distance Control to video camera by The Cloud Terrace, so that the operations staff does not use and on-the-spotly just can carry out the multi-angle operation to video camera, to satisfy different shooting demands, improve the quality of recording a video.Consider the environment of superhigh voltage DC, faradic effect easily produces the filthy phenomenons such as dust stratification, at the The Cloud Terrace ball cover rain brush is arranged, and can prevent dust stratification.For satisfying the requirement of night vision, can also configure at elevating lever the LED shot-light of waterproof, can Long-distance Control.Each camera transfers to master-control room monitoring backstage by optical transceiver with the video image that gathers, and also can be accessed by simultaneously other remote monitoring backstages, realizes data sharing or remote monitoring, and system can also realize mobile phone, phone, note, multimedia alarm.
The present invention can effectively solve existing transformer substation video surveillance and be applied to deficiency in spy's (surpassing) high voltage DC engineering, the installation site of camera is more flexible, and can adjust at any time according to the observation needs height and the angle of observation camera, when the camera contamination is serious, can remove contamination to camera at any time, can keep in repair camera at any time during the camera fault, and not be subjected to the constraint of dc fields equipment live.Can also in advance camera be fallen when the exceedingly odious weather such as typhoon occurring, impact is special, the normal operation of superhigh voltage DC equipment to prevent camera from dropping.
Description of drawings
Fig. 1 is structural representation of the present invention.
Description of reference numerals: 1-monitors the backstage; The infrared adjustable video camera of 2-; The 3-optical transceiver; The 4-elevating lever; The 5-convergence control cabinet.
Embodiment
Below in conjunction with drawings and Examples content of the present invention is described further.
The present invention be used for monitoring disconnecting link, cutter be the ZBF16-412/824+AE BF2 type horizontally turning type bilateral fracture isolation switch of Siemens RUHRTAL plant produced and cutter in combination thereof, be the operational environment of outdoor open type.The charged position of infrared adjustable video camera of the present invention and 800kV keeps safe distance more than 9 meters, dc fields 800KV high-voltage switch, cutter be by the horizontally rotating of moving contact self in operating process, the moving contact at two ends is embedded in the groove of fixed contact.Its actuating length is with ground level, and disconnecting link, have near the cutter contact diameter reach 2 meters large-scale grading ring around.Under above-mentioned environment, the theory of straightline propagation from light, reach best supervision effect, video camera must be with being monitored thing, namely disconnecting link, the contact of cutter remain on sustained height, by the angle of looking squarely, just can reach best observation effect, make the visible surface of object being observed the highest.
As shown in Figure 1, the present invention includes monitoring backstage 1 and with the infrared adjustable video camera 2 of The Cloud Terrace, connect by optical transceiver 3 communications between monitoring backstage 1 and the infrared adjustable video camera 2, the ball cover of The Cloud Terrace is provided with rain brush, infrared adjustable video camera 2 is fixed in the top of remote-controlled elevating lever 4, elevating lever 4 is connected with drive unit, the top of elevating lever 4 also is equipped with the remote control infrared lamp, The Cloud Terrace, drive unit, the remote control infrared lamp is electrical connection corresponding to power supply respectively, drive unit and power supply are integrated in the convergence control cabinet 5, The Cloud Terrace, the remote control infrared lamp is connected with convergence control cabinet respectively and is connected with the 1 corresponding communication of monitoring backstage.Monitoring backstage 1 Long-distance Control drive unit drives the lifting, monitoring backstage 1 Long-distance Control cloud platform rotation of elevating lever 4 so that the infrared adjustable video camera 2 of observation contact position is increased to the height identical with the disconnecting link edge of a knife 6, to reach best observation angle, realize best observation effect.When elevating lever 4 landing, can realize the work such as camera is removed contamination, maintenance.
Claims (2)
1. extra-high voltage converter station equipment real-time video monitoring system, comprise monitoring backstage and camera, connect by the optical transceiver communication between monitoring backstage and the camera, it is characterized in that: described camera is the infrared adjustable video camera with The Cloud Terrace, the The Cloud Terrace ball cover is provided with rain brush, infrared adjustable video camera is fixed in the top of remote-controlled elevating lever, elevating lever is connected with drive unit, the top of elevating lever also is equipped with the remote control infrared lamp, The Cloud Terrace, drive unit, the remote control infrared lamp is electrical connection corresponding to power supply respectively, The Cloud Terrace, drive unit, the remote control infrared lamp connects with the corresponding communication in monitoring backstage respectively.
2. surveillance as claimed in claim 1, it is characterized in that: described elevating lever is provided with the LED shot-light of waterproof, and the LED shot-light is electrically connected with power supply, and the LED shot-light is connected with the monitoring Background communication.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104796035A CN102932636A (en) | 2012-11-22 | 2012-11-22 | Real-time video monitoring system for ultra-high voltage converter station |
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| CN2012104796035A CN102932636A (en) | 2012-11-22 | 2012-11-22 | Real-time video monitoring system for ultra-high voltage converter station |
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| CN102932636A true CN102932636A (en) | 2013-02-13 |
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| CN2012104796035A Pending CN102932636A (en) | 2012-11-22 | 2012-11-22 | Real-time video monitoring system for ultra-high voltage converter station |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104168413A (en) * | 2014-08-29 | 2014-11-26 | 成都市晶林科技有限公司 | Camera installation mechanism with anti-explosion function |
| CN105759105A (en) * | 2016-04-27 | 2016-07-13 | 国网四川省电力公司电力科学研究院 | Transient voltage monitoring device and method for direct-current field of high-voltage convertor station |
| CN107872654A (en) * | 2017-11-20 | 2018-04-03 | 维坤智能科技（上海）有限公司 | A kind of monitoring system of electric substation |
| CN107887983A (en) * | 2017-12-22 | 2018-04-06 | 中国电力工程顾问集团中南电力设计院有限公司 | A kind of ultra-high voltage transformer station and current conversion station build monitoring system and method for jointly building jointly |
| CN111756967A (en) * | 2020-05-15 | 2020-10-09 | 嘉兴恒创电力设计研究院有限公司明绘分公司 | Intelligent infrared image acquisition system and method for charged equipment |
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| CN201869307U (en) * | 2010-11-14 | 2011-06-15 | 河南省电力公司濮阳供电公司 | Image monitoring system for electric power systems |
| CN202406222U (en) * | 2011-12-09 | 2012-08-29 | 上海睿声通讯设备有限公司 | Movable lifting type video monitoring system |
| CN202872984U (en) * | 2012-11-22 | 2013-04-10 | 中国南方电网有限责任公司超高压输电公司广州局 | Real-time video monitoring system for extra-high-voltage convertor station |
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| CN101963531A (en) * | 2009-07-24 | 2011-02-02 | 北方工业大学 | Infrared thermal imaging equipment running condition on-line monitoring system based on wireless communication |
| CN201690533U (en) * | 2010-05-31 | 2010-12-29 | 广东迅通计算机有限公司 | Infrared intelligent pickup terminal |
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| CN202872984U (en) * | 2012-11-22 | 2013-04-10 | 中国南方电网有限责任公司超高压输电公司广州局 | Real-time video monitoring system for extra-high-voltage convertor station |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104168413A (en) * | 2014-08-29 | 2014-11-26 | 成都市晶林科技有限公司 | Camera installation mechanism with anti-explosion function |
| CN105759105A (en) * | 2016-04-27 | 2016-07-13 | 国网四川省电力公司电力科学研究院 | Transient voltage monitoring device and method for direct-current field of high-voltage convertor station |
| CN107872654A (en) * | 2017-11-20 | 2018-04-03 | 维坤智能科技（上海）有限公司 | A kind of monitoring system of electric substation |
| CN107887983A (en) * | 2017-12-22 | 2018-04-06 | 中国电力工程顾问集团中南电力设计院有限公司 | A kind of ultra-high voltage transformer station and current conversion station build monitoring system and method for jointly building jointly |
| CN107887983B (en) * | 2017-12-22 | 2023-10-20 | 中国电力工程顾问集团中南电力设计院有限公司 | Co-building monitoring system and co-building method for extra-high voltage transformer substation and converter station |
| CN111756967A (en) * | 2020-05-15 | 2020-10-09 | 嘉兴恒创电力设计研究院有限公司明绘分公司 | Intelligent infrared image acquisition system and method for charged equipment |
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Application publication date: 20130213 |