Nuclear power station Non-Destructive Testing long distance control system
Technical field
the present invention relates to a kind of nuclear power station Non-Destructive Testing long distance control system.
Background technology
nuclear power station is system and the equipment that the nuclear energy that nuclear fission discharges is changed into electric energy; The nuclear power station capital expenditure is high; And in actual moving process, produce radioactive substance; Once not intermittent duty is nearly 18 months, therefore the quality control of nuclear power and the inspection of operation shutdown has been proposed very high requirement.
nuclear power station Non-Destructive Testing is before nuclear power is gone into operation and in the annual overhaul light maintenance, the equipment of critical path to be followed the tracks of detection; Because under the special operation condition of its radioactive environment; Equipment and detection method to being adopted have proposed very high requirement; Detect the development of cause along with nuclear power; Computer network and Long-distance Control automation equipment etc. have been introduced; Reduced the risk that the testing staff directly contacts radioactive substance; Though automaticity is higher now; But in Long-distance Control; Equipment is installed and running status needs monitoring and feedback-related information in real time; Grasp equipment state and detection procedure, so just monitoring system has been proposed higher requirement.
are in the special environment of nuclear power station; The media of optical fiber as signal and transfer of data adopted in remote monitoring; During normal testing process is implemented; The different service object of a plurality of monitoring camera monitoring will be set in nuclear island; Two sides or Three-Way Calling system are set, and that is linked up to realize in many ways real-time online; And integrated video/audio treatment box; Signal after handling is sent to outside the island through the optical fiber connection; Transform the back through the optical transceiver signal and connect computer formation LAN, software-controllable system monitoring camera through independent research outside nuclear island; The automatic IP address search; The voice break-make; Warning function etc.
A lot of problems have also appearred more in
the present existing supervisory control system network monitoring camera and equipment of routine on the market of adopting in practical application in recent years, watch-dog is of a great variety; The line complicated operation; Each other can't be compatible, poor stability, function is incomplete.Therefore need a kind of suitable nuclear power station particular surroundings, be applicable to the different detection operating mode, the Non-Destructive Testing long distance control system of better safety guarantee can be provided.
Summary of the invention
the purpose of this invention is to provide that a kind of device is simple, the reliable nuclear power station Non-Destructive Testing long distance control system of monitoring.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
a kind of nuclear power station Non-Destructive Testing long distance control system; Comprise and be positioned at the outer Surveillance center of nuclear island; Be positioned at the middle Monitor And Control Subsystem of ring corridor; Be positioned at the terminal controlled device of nuclear island; Described Surveillance center controls described terminal controlled device each service object in the nuclear island is monitored; Described Surveillance center; Monitor And Control Subsystem includes the display unit that is used to show each described service object's running status in the middle of described; When unusual condition appears among each the described service object in the described nuclear island one or more; Described Surveillance center Monitor And Control Subsystem in the middle of described sends control signal and handles described Surveillance center to notify the supervision personnel that encircle in the corridor to get in the nuclear island; Be provided with the Three-Way Calling subsystem between Monitor And Control Subsystem and the described terminal controlled device in the middle of described.
preferably; Described terminal controlled device comprises a plurality of monitoring cameras of respectively each service object being kept watch on that are arranged in the nuclear island, and the switch that the video information that these described monitoring cameras collect is used through video server and transfer of data is sent to described Surveillance center and described middle Monitor And Control Subsystem and is presented on the corresponding described display unit.
preferably; Described Surveillance center gives the alarm through the buzzer on the described video server of signal conversion control of described video server, and realizes reverse warning through the form with prompt window on the display unit of described Surveillance center.
preferably, described monitoring camera head integrated LED lamp bar is to realize localized lighting.
preferably, the control of described Surveillance center these described monitoring cameras rotation and focus adjustment.
are preferably encircled in the corridor and also are provided with the one or more monitoring cameras that are used for the monitors internal environment.
preferably, rotation of described monitoring camera and focus adjustment in the described Surveillance center control ring corridor.
the invention has the beneficial effects as follows: the watch-dog in this supervisory control system only need be arranged in the nuclear island and encircle the monitoring camera in the corridor; The switch that the video information of these monitoring camera collections is used through transfer of data transfers to Surveillance center and middle Monitor And Control Subsystem and is presented on the corresponding display unit, can realize between Surveillance center and the video server reporting to the police and report to the police with reverse; In the course of work of this supervisory control system; Only need outside nuclear island, reach that the personnel of arranging work keep watch on and regulate monitoring camera in the ring corridor; And the staff only need take place just need get in the nuclear island when unusual in nuclear island; Reduced the healthy influence of adverse circumstances to the staff; Increased the Three-Way Calling subsystem of Surveillance center, middle Monitor And Control Subsystem and terminal controlled device three party simultaneously; The function that native system has illumination concurrently, reports to the police; And it is compatible strong; Operating procedure is simple, and stability is strong.
Description of drawings
accompanying drawing 1 is the construction module block diagram of nuclear power station Non-Destructive Testing long distance control system of the present invention.
Embodiment
Below in conjunction with embodiment shown in the drawings technical scheme of the present invention is done following detailed description the in detail:
as shown in Figure 1, the nuclear non-destructive testing remote monitoring system, including monitoring center located in the nuclear island, located in the middle of the inner Huanlang monitoring subsystem, located in the nuclear island terminal controlled object , the controlled object monitoring central control terminal of each of the nuclear island serve to monitor, the monitoring center, intermediate monitoring subsystem includes service object for displaying operation state of each display device, when the nuclear island in each service object one or more abnormal condition, the monitoring center to the middle monitoring subsystem sends a control signal to inform the surveillance personnel to enter Huanlang nuclear island for processing, monitoring center, in the middle monitoring subsystem and the controlled object is disposed between the terminal three-way calling subsystem, terminal controlled object set in the nuclear island, including a plurality of separately for each service object to monitor surveillance cameras, these surveillance cameras to capture video information through the video server and data transmission using the switch sent to the monitoring center and intermediate monitoring subsystem, and displayed in the corresponding display device, the monitoring center through video server controls the video signal into an alarm buzzer on the server, and through the center of the monitor prompt window on the display apparatus in the form of anti- to the alarm, surveillance cameras at the top in order to achieve an integrated LED light strip local lighting, control centers control these surveillance camera rotation and focus adjustment, Huanlang are also used to monitor the internal environment is provided with one or more surveillance cameras, monitoring center within the control Huanlang The surveillance camera rotation and focus adjustment, the monitoring center by the computer as the carrier, through a computer program to achieve the above functions, and makes monitoring to the service object running in windowed display, specifically, Huanlang set within a surveillance camera 1 to surveillance camera m of m-nuclear island is provided with surveillance cameras m 1 to surveillance camera mn total of n, said m is an integer and m ≥ 1, n is an integer and n ≥ 1; disposed Huanlang the m are each monitoring camera settings in different locations, to achieve the panoramic surveillance Huanlang set of n in the nuclear island surveillance cameras used to monitor the different target groups.
The switch that
the present invention uses through video server and transfer of data transfers to middle the Monitor And Control Subsystem in outer Surveillance center of nuclear island and the ring corridor with the video information of each monitoring camera collection through optical cable and is presented on the corresponding display unit, can realize between Surveillance center and the video server reporting to the police and reverse warning; In the course of work of this supervisory control system; Only need outside nuclear island, reach that the personnel of arranging work keep watch on and regulate monitoring camera in the ring corridor; And the staff only need take place just need get in the nuclear island when unusual in nuclear island; Reduced the healthy influence of adverse circumstances to the staff; Increased Surveillance center simultaneously; The Three-Way Calling subsystem of middle Monitor And Control Subsystem and terminal controlled device three party; Native system has illumination concurrently; The function of reporting to the police; And it is compatible strong; Operating procedure is simple; Stability is strong; Be applicable to the nuclear power plant reactor pressure vessel ultrasonic/ray/surface inspection; Under the particular surroundingss such as steam generator heat-transfer pipe vortex inspection, for the Non-Destructive Testing service of nuclear power provides better safety guarantee.
the foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.