Transformer stations network applications RMON
With computer technology and the rapid development of network communications technology, Power system automation development become perfect, Particularly in the electricity system transformer stations RMON, Widespread use of the latest computer technology.communications technology and image processing techniques. Traditional transformer stations video surveillance system by the development of technology limitations, Only on-site surveillance, Simple warning information transmission, Unattainable distance transmission of video signals, For front-end understanding of the specific situation. Events that are very difficult, Virtually reduced the stability and security of the system. Especially now electricity system to enhance productivity, Enhance competitiveness, Transformer stations in the system usually used unmanned planes model of the production process. For transformer stations such businesses, Distance, Real-time monitoring system is the safe operation of the industry necessary prerequisite.
For conventional transformer stations, unmanned planes :
Prolonged unmanned planes and broad geographical distribution, All equipment must be able to adapt to environmental changes. Important and valuable equipment is usually installed, Normal or not directly related to the operation of businesses or the entire industry can function properly. Surveillance, remote control, anti-theft, fire and police networking system needs integrated. Presence of high temperature, high pressure, high magnetic and physical properties. Transformer stations generally have better network bandwidth resources.
How long-range surveillance, remote control, anti-theft, fire and police Networking System organic combine Achieve both long-range surveillance, remote control and video transmission, Also with the overall control environment. And networking with the usual warning function. Input costs should be reasonable, Can more effectively prevent, combat crime and protect property. Ensure stable system operation, Will be safety and prevention technology to a new level, This has become the main current transformer stations monitoring application development direction. Transformer stations for unmanned planes feature We need to establish the need for security monitoring system :
(A) Surveillance system, Environmental monitoring and control system, Anti-theft system, Fire system, Warning system, Remote control system must integrate organic materials, Thus enhancing people's duty or duty transformer stations and the security of the personnel and equipment to facilitate.
(B) the means of transmission for TCP/IP network, Music video compression technology is mature, Reliable.
(C) to the scene video images, Personnel access, Specific environmental data timely warning signals sent back control center.
(D) All video data, Environmental data to long-distance transmission. And the records of the data stored to the full extent possible, Meticulous. Makes data storage, Retrieval, repeat, backup and restore to the management and services.
(E) management of a grading system competence, The use of different personnel with different mandates. In order to achieve security management.
(F) The system must use modular design, Various functional modules can be added as required. That the system is flexible expansionary, It also provides a friendly interactive interface.
Based on the above requirements, RMON networking function will be to achieve rich, Guarantee effective, Develop simple transformer station security monitoring system best. Digital Technology Limited space cause Anfang areas as professional audio video technology Technology, Has been committed to the development and application of network monitoring and control system. In recent years the industry has even developed a video surveillance system network application characteristics. By function into three subsystems: end signal processing subsystems collection, Signal transmission subsystems, RMON subsystems, Which remain the main engine room signals collection processing subsystems including : Transformer stations pronunciation, Video signal collection / processing equipment, Figures warning information collection equipment, Digital / analog environment variables collection equipment. Signal transmission subsystems include : Transmission control equipment, Driven equipment, communications interface. RMON subsystems including : RMON software systems, control equipment. Under the control point system to achieve the required functions, such as specific location, Choice of different types of space cause network monitoring products. Such as : four road network video servers, network video servers Shan Lu, network integration balls, This paragraphs products may cause the integrated management platform software in the world at the same time operation. If the network video server configuration can choose one-way or charge network video servers, Placed on the need to control all parts. If the control rooms, dispatch room, high pressure transmission plant. Mix fixed cameras may end collection equipment, high-speed smart ball, uniform velocity ball Goldwin, Through short coaxial cables connected to the network video server, Access to the LAN switches. In the control points can also choose to install a network of integrated ball Taiwan vista cause. Computer network integration ball pleasing to look at. Built-in a colour camera 220 times 480 line integration, Meanwhile vista cause network integration ball embedded decoders. And could Achieve paces Functions. Through central control center monitoring software system, Control and camera linked Goldwin around rotary, from top to bottom tilt, Will be the level of 355 degrees camera, 90 degrees vertical, Arbitrary images can be enlarged narrowing, In the context of monitoring the activities can be clearly conveyed to the control network. Integration of networks and network video servers, ball through RJ45 interface access network. Computer cause network video servers, network integration ball using MPEG4 compression, Transmission of the pictures are clear, occupy system resources and network bandwidth small. Be approached Shiyin first, Audio input signal achievement, Then from the network video server, network integration ball for simultaneous compression, transmission. In addition, through audio export function, Reverse achievable control center voice transmission. To prevent artificial destruction Environmental changes in temperature and humidity stability of the system impact, Throughout the transformer station system, Prevention system will play an important role. Access control module through the mix, temperature and humidity collection module multiple warning module, If the emergency button, smoke detectors, infrared detectors, the detectors can be achieved : Warning them to run for the center, the voice warned. Networking access system (magnetic identification or fingerprint identification) For images and plant personnel records, In determining its identity with the corresponding authority after opening door locks. Networking and access to the system can access information and statistical analysis. Unlawful intrusion, fire police intelligence, surveillance cameras and recording system will be activated on-site. Meanwhile activated warning signals, Long-distance transmission to the control center. Center will be the first time after receiving warning signals at the site conditions, Make corresponding police information judgement. Scene temperature, humidity parameters for real-time transmission, At the scene and the remote control center will be kept informed of the current room temperature humidity environment. Records of the data will be kept in the database for statistics and analysis. According need to install temperature humidity fluctuations scope, When the environment is set outside, Equipment power control switches activated by the air-conditioning system for dealing with the corresponding temperature humidity, The equipment in a good environment. Control center as required in the wake of Taiwan-control monitoring PC machines, Integrated remote control software installed, As a central control computer monitor, Several of his subordinates unmanned planes transformer stations for monitoring, and records. Leadership or responsible person in their respective offices, Through internal LAN access can use computer software or dedicated sub-control-ie browser to access the internal LAN through a front-end machine can be used for sub-control computer-ie browser software or any front room on the scene monitoring the situation.
Installation convenience : full use of the power industry developed network environment, Direct access networks will be video servers, Does not affect the original network structure, To the future system expansion. Front-end can choose any flexible video monitoring collection equipment Compressed into digital signals via video servers in the network transmission. At the same time, it can provide rich interfaces warning equipment, temperature humidity detection, infrared sensors and other equipment access functions. Fully meet the electricity industry on the environment indicators monitoring requirements. Its small size, ease of installation, use an embedded operating system without personnel management, Harsh environment for a variety of applications. Significant advantages : the power industry complex systems, The need to control the number of points more, more dispersed locations, and to achieve a unified management. If in the traditional manner. Each control point is needed professionals, management costs relatively high , And countless works wiring is one flinch. Computer cause network video surveillance systems, The successful resolution of the decentralized control, centralized management problems. All control points through the network even as a system, In control center through a number of monitoring mainframe Taiwan reunification management. In addition, Computer cause unique agent server functions effectively between the different network video transmission problems, Superior leadership through the Internet to facilitate the inspection of the power station operation. Functional rich : a powerful integrated management system software provides a vast control platform. Computer network products can cause all in this platform management. Collection templates video, document retrieval and repeat video, images Zhuapai browsing, two-way voice intercom, warning equipment management, PTZ control, user group management, electronic maps, log management, and many other functions. At the same time, strong research and development team can guarantee a timely response to the special requirements of the power industry conventions related functional modules.
