Automatic remote maintenance system of transforming plant
Technical field
The present invention relates to a kind of transformer station maintenance system, particularly relate to a kind of automatic remote maintenance system of transforming plant.
Background technology
At present, automation equipment 66kV transformer station is installed by 220kV transformer station.When following situation occured, the automated maintenance personnel must arrive the scene and safeguard.
As: device parameter is changed, and needs automation personnel to revise local supervisory control system and Master Control Unit retransmitting paramater.Main website has communicated by letter unusually with the factory station, needs automation personnel to check signal intelligence to the scene.Database and the picture of local supervisory control system will be changed, or system exception restarts etc., need automation personnel to process to the scene.Factory's station end automation personnel wants to understand automation of transformation substations machine operation, during the situations such as understanding warning message, needs automation personnel to the scene.When factory's station end measuring and controlling equipment and protection equipment and automated system communication abnormality, automation personnel can be understood field condition fast, proposes solution.Automation personnel all needs operation that personnel are handled to the scene to go into operation, not only waste a large amount of human and material resources, and issue handling is not prompt enough at every turn to the scene.Utilize the now advanced communication technology and computer technology can realize remote maintenance, automation personnel is home-confined can better to be addressed the above problem.
Summary of the invention
The object of the present invention is to provide a kind of automatic remote maintenance system of transforming plant, the present invention utilizes modern communication technology and network technology to realize apparatus remote maintenance, reduce automated maintenance personnel's workload, improve the real-time of troubleshooting, reduce maintenance cost, improve the unattended operation transformer station modernization level.
The objective of the invention is to be achieved through the following technical solutions:
Automatic remote maintenance system of transforming plant, it includes safeguards private network, E1 turns network communication apparatus, private wire network, transformer station's communication manager, at the measuring and controlling equipment of each transformer station a 2M is installed and turns network protocol converter and belt bracket, the network interface that 2M turns network protocol converter links to each other with the transformer station network switch, at the main website end remote maintenance channels cabinet is installed, is furnished with the corresponding corresponding transformer station of 64 road 2M passages, in passage cabinet the inside two 2M are installed and turn network protocol converter, link to each other with two transformer stations simultaneously, the main website end is installed a remote maintenance main frame, the configuration maintenance software of each automation equipment producer is installed, long-range realization is safeguarded transformer station's Master Control Unit, remote control software is installed is realized the local supervisory control system microcomputer of transformer station is carried out remote maintenance.
Described automatic remote maintenance system of transforming plant, describedly at main website end and factory station end 2M is installed respectively and turns network protocol converter, at main website end remote maintenance supervisor the remote control software of VNC under the windows system is installed, Xmanager is installed converts the PC work station to the X windows-based workstation, realize the remote maintenance to Unix.
Advantage of the present invention and effect are:
1. the present invention utilizes modern communication technology and network technology to realize apparatus remote maintenance, reduces automated maintenance personnel's workload, improves the real-time of troubleshooting.Reduced and the train number number, the reduction maintenance cost.Improved the unattended operation transformer station modernization level.
2. but automation of transformation substations equipment of the present invention increases remote maintenance functions distant place realization device parameter, picture modification, and the work such as information inquiry are carried out in a distant place.
Description of drawings
Fig. 1 is that system of the present invention consists of schematic diagram.
Embodiment
The present invention is described in detail with reference to the accompanying drawings.
System configuration as shown in Figure 1, the present invention is based on optical-fibre channel and realize transformer station's remote maintenance, utilize the existing automation equipment of unattended operation transformer station and 2M passage for subsequent use, at the measuring and controlling equipment of each transformer station a 2M is installed and turns network protocol converter and belt bracket.The network interface that 2M turns network protocol converter links to each other with the network switch of electric substation automation system.At main website end and factory station end 2M being installed respectively turns network protocol converter and realizes network connection, end remote maintenance supervisor is installed VNC(VirtualNetworkComput-ing in main website) remote control software under the windows system, installation Xmanager-PC the work station can be converted to the X windows-based workstation realizes the remote maintenance to Unix.At the main website end remote maintenance channels cabinet is installed, is furnished with 64 road 2M passages, respectively corresponding corresponding transformer station.In passage cabinet the inside two 2M are installed and turn network protocol converter, in order to carry out remote maintenance with two transformer stations simultaneously.The main website end is installed a remote maintenance main frame, and the configuration maintenance software of each automation equipment producer is installed, and can long-range realization be safeguarded by transformer station's Master Control Unit, remote control software is installed can be realized the local supervisory control system microcomputer of transformer station is carried out remote maintenance.
Embodiment:
At main website end and factory station end 2M being installed respectively turns network protocol converter and realizes network connection, end remote maintenance supervisor is installed VNC(VirtualNetworkComput-ing in main website) remote control software under the windows system, installation Xmanager-PC is become the X windows-based workstation realizes the remote maintenance to Unix.Signal post is engaged in each transformer station to be increased by a great distance journey and safeguards the 2M passage, at the measuring and controlling equipment of each transformer station a 2M is installed and turns network protocol converter and belt bracket.The network interface that 2M turns network protocol converter links to each other with the network switch of electric substation automation system.At the main website end remote maintenance channels cabinet is installed, is furnished with 64 road 2M passages, respectively corresponding corresponding transformer station.In passage cabinet the inside two 2M are installed and turn network protocol converter, in order to carry out remote maintenance with two transformer stations simultaneously.The end 2M of main website passage distribution is finished in signal post's cooperation.The main website end is installed a remote maintenance main frame, and the configuration maintenance software of each automation equipment producer is installed, and can long-range realization be safeguarded by transformer station's Master Control Unit, remote control software is installed can be realized the local supervisory control system microcomputer of transformer station is carried out remote maintenance.VNC is the abbreviation of VirtualNetworkComput-ing English, is a outstanding remote control software, the Terminal Service of similar Windows.Client computer also need not to install any software, uses browser can carry out Long-distance Control.Xmanager is a high performance X Server software that operates on the windows platform that is simple and easy to usefulness.It can seamlessly take the desktop of far-end Unix/Linux on the Windows to, in addition when computer be behind Intranet or fire compartment wall, the X application of operation far-end that can be by the SSH protocol security.Characteristics comprise: can a plurality of Xmanager be set by the Xcongfig instrument and arrange; Support multi-user's Windows terminal environments; Support a plurality of IP address; Support the local resource database; Shine upon by the hot key switching keyboard; Windows printing function under the support multiwindow etc.