CN102866414A - Wireless network-based nuclear power station real-time personal nuclear radiation dose control system - Google Patents
Wireless network-based nuclear power station real-time personal nuclear radiation dose control system Download PDFInfo
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Abstract
The invention relates to a wireless network-based nuclear power station real-time personal nuclear radiation dose control system, and belongs to the technical field of nuclear reactor nuclear radiation protection. The control system comprises a wireless electronic dose meter, a wireless communication terminal, a wireless network base station, a voice terminal, a wireless voice server, a wireless network server, a wireless network controller, a wireless dose meter system server and a touch display screen terminal. The control systems provided by the invention are respectively arranged in a wireless network computer room, a monitoring area of a control area and a dose monitoring duty room and are worn on monitored personnel bodies. By the control system, not only the personal nuclear radiation dose information of monitored personnel can be monitored, but also the alarm information and the positioning information of the personal dose meter of the monitored personnel can be acquired in real time; and when an emergency happens, the personnel is controlled and the monitored personnel is remind of taking corresponding measures conveniently, so that the damage to nuclear power station working personnel caused by nuclear radiation is avoided, and the personnel safety of the nuclear power station working personnel is ensured.
Description
Technical field
The present invention relates to the real-time individual nuclear radiation dosage control system of a kind of nuclear power station based on wireless network, belong to nuclear reactor nuclear radiation protection technical field.
Background technology
At present, known personal electric dosimeter system is by compositions such as personal electric quantimeter (or title personal electric fountain-pen dosimeter, the below unified electron dose meter that is called for short), reader, computer management systems (comprising management server and software).Monitored personnel are when entering the control zone, and protected personnel is set up archives at the computer management server first, and with after the initialization of electron dose meter, transfers to monitored personnel and wear, and then monitored personnel just allow to enter nuclear power station control area work.When monitored personnel leave the control zone, the electron dose meter is given back protected personnel, whether the information of protected personnel read electric quantimeter on reader surpasses threshold value to find the suffered nuclear radiation dosage of monitored personnel, and data is read in computer management system.Above-mentioned existing personal electric dosimeter system, its warning message flow process is the formula of reviewing, protected personnel can't real-time monitor monitored personnel's dosage warning message and locating information.As monitored personnel during in the control zone operation, whether abuse arrives the work of superelevation radiation area for monitored personnel, perhaps whether after warning monitored personnel still do not withdraw the hazardous location, and electron dose meter abnormal state etc. whether, protected personnel can't carry out real-time judge, and there is potential safety hazard in this staff for nuclear power station.
Summary of the invention
The objective of the invention is to propose the real-time individual nuclear radiation dosage control system of a kind of nuclear power station based on wireless network, to overcome dosage warning message and the locating information that existing personal electric dosimeter system can't the monitored personnel of Real-Time Monitoring, so that in personal dose's information of monitoring personnel, obtain in real time warning message and the locating information of personal dosimeter, guarantee nuclear power station staff's safety.
The real-time individual nuclear radiation dosage control system of the nuclear power station based on wireless network that the present invention proposes comprises:
The wireless electron quantimeter is worn on monitored personnel's the health, is used for measuring in real time suffered nuclear radiation dose rate information and the alerting signal of monitored personnel;
Wireless communication terminal, be worn on monitored personnel's the health, be used for the client language terminal equipment as control system, receive the wireless voice service device monitor for speech signals that sends from wireless network base station, and the voice signal of replying that sends monitored personnel to voice terminal;
Wireless network base station, be positioned at nuclear power station by the monitored area of control zone, the nearest wireless network relay stations of the monitored personnel of distance, be used for receiving from the metrical information of wireless electron quantimeter and the voice signal of wireless communication terminal, and this voice signal is sent to wireless dosimeter system server by interconnected universal network;
Voice terminal, be positioned at nuclear power station dose monitoring duty room, the speech communication equipment of the wireless network server end in the Radio Network System, be used for wireless network server termination receipts from the audio digital signals of described wireless communication terminal, and to wireless speech terminal transmission audio digital signals, voice terminal links to each other with wireless network server by interconnected universal network;
The wireless voice service device is positioned at the wireless network machine room, is the equipment of safeguarding voice quality in the Radio Network System, is used for guaranteeing the quality of voice call, and the wireless voice service device links to each other with wireless network server by interconnected universal network;
Wireless network server, be positioned at the wireless network machine room, the equipment of finishing voice and exchanges data in the Radio Network System, be used to Radio Network System that signal, instruction and voice, picture, video multimedia service are provided, support the schedule voice communication of different brackets, wireless network server links to each other with wireless voice service device, radio network controller, wireless dosimeter system server by interconnected universal network;
Radio network controller, be positioned at the wireless network machine room, wireless network to whole control system is configured and safeguards, form stable and safe wireless transfer channel, radio network controller links to each other with wireless voice service device, wireless network server and wireless dosimeter system server by interconnected universal network;
Wireless dosimeter system server, be positioned at nuclear power station dose monitoring duty room, be used for receiving in real time nuclear radiation dose rate information and warning message from the wireless electron quantimeter, and after nuclear radiation dose rate information and warning message processed in real time, deal with data and warning message are sent to the touch display screen terminal, and wireless dosimeter system server links to each other with wireless voice service device, wireless network server and radio network controller by interconnected universal network;
The touch display screen terminal is positioned at nuclear power station dose monitoring duty room, is used for status information and the warning message of real-time display radio electronics personal dosimeter, and reports to the police by sound and light signal.
In the above-mentioned control system, described wireless electron quantimeter comprises:
Semiconductor detector is used for sending voltage pulse signal when being subject to the incident of nuclear radiation particle;
Prime amplifier and main amplifier, be used for receiving, amplify and process the voltage pulse signal that sends from semiconductor detector, and this voltage pulse signal is converted into current pulse signal, prime amplifier links to each other with semiconductor detector by signal wire with main amplifier;
Data processing unit, be used for receiving the current pulse signal that main amplifier sends, this signal is converted to data-signal, this data-signal is processed, when this data-signal surpasses set alarm threshold value, send pulse signal to alarm unit, and this digital signal is sent to display unit and the interconnected common interconnection network ruton letter of radio universal module, data processing unit links to each other with the interconnected local area network communication of display unit, alarm unit and radio universal respectively by signal wire;
The interconnected common interconnection network ruton letter of radio universal module, be used for communicating by letter between described wireless electron quantimeter and the wireless network base station, the nuclear radiation dose rate information that above-mentioned monitored personnel are suffered and alerting signal are implemented to be sent to described wireless dosimeter system server, and radio universal internet communication module links to each other with data processing unit by signal wire;
Alarm unit for behind the pulse signal of receive data processing unit, sends the sound and light alarm signal, and alarm unit links to each other with data processing unit by signal wire;
Display unit is used for personal dose's information that display measurement obtains and the status information of wireless electron quantimeter, and such as electric weight, wireless signal strength etc., display unit links to each other with data processing unit with LCDs by signal line.
The real-time individual radiation dose control system of the nuclear power station based on wireless network that the present invention proposes, its advantage is the individual nuclear radiation dosage information that can not only monitor monitored personnel in the nuclear power station control area, and can obtain in real time warning message and the locating information of monitored personnel's personal dosimeter, when accident occurring, being convenient to the control personnel reminds monitored personnel in time to take corresponding measure, thereby the injury of avoiding nuclear radiation that the nuclear power station staff is caused guarantees nuclear power station staff's personal safety.
Description of drawings
Fig. 1 is the structured flowchart of the real-time individual nuclear radiation dosage control system of the nuclear power station based on wireless network that proposes of the present invention.
Fig. 2 is the structured flowchart of wireless electron quantimeter in the control system of the present invention.
Fig. 3 is the workflow diagram of the wireless dosimeter system server in the control system of the present invention.
Embodiment
The real-time individual nuclear radiation dosage control system of the nuclear power station based on wireless network that the present invention proposes, its structured flowchart comprises as shown in Figure 1:
The wireless electron quantimeter is worn on monitored personnel's the health, is used for measuring in real time suffered nuclear radiation dose rate information and the alerting signal of monitored personnel;
Wireless communication terminal, be worn on monitored personnel's the health, be used for the client language terminal equipment as control system, receive the wireless voice service device monitor for speech signals that sends from wireless network base station, and the voice signal of replying that sends monitored personnel to voice terminal;
Wireless network base station, be positioned at nuclear power station by the monitored area of control zone, the nearest wireless network relay stations of the monitored personnel of distance, be used for receiving from the metrical information of wireless electron quantimeter and the voice signal of wireless communication terminal, and this voice signal is sent to wireless dosimeter system server by interconnected universal network;
Voice terminal, be positioned at nuclear power station dose monitoring duty room, the speech communication equipment of the wireless network server end in the Radio Network System, be used for wireless network server termination receipts from the audio digital signals of described wireless communication terminal, and to wireless speech terminal transmission audio digital signals, voice terminal links to each other with wireless network server by interconnected universal network;
The wireless voice service device is positioned at the wireless network machine room, is the equipment of safeguarding voice quality in the Radio Network System, is used for guaranteeing the quality of voice call, and the wireless voice service device links to each other with wireless network server by interconnected universal network;
Wireless network server, be positioned at the wireless network machine room, the equipment of finishing voice and exchanges data in the Radio Network System, be used to Radio Network System that signal, instruction and voice, picture, video multimedia service are provided, support the schedule voice communication of different brackets, wireless network server links to each other with wireless voice service device, radio network controller, wireless dosimeter system server by interconnected universal network;
Radio network controller, be positioned at the wireless network machine room, wireless network to whole control system is configured and safeguards, form stable and safe wireless transfer channel, radio network controller links to each other with wireless voice service device, wireless network server and wireless dosimeter system server by interconnected universal network;
Wireless dosimeter system server, be positioned at nuclear power station dose monitoring duty room, be used for receiving in real time nuclear radiation dose rate information and warning message from the wireless electron quantimeter, and after nuclear radiation dose rate information and warning message processed in real time, deal with data and warning message are sent to the touch display screen terminal, and wireless dosimeter system server links to each other with wireless voice service device, wireless network server and radio network controller by interconnected universal network;
The touch display screen terminal is positioned at nuclear power station dose monitoring duty room, is used for status information and the warning message of real-time display radio electronics personal dosimeter, and reports to the police by sound and light signal.
In the above-mentioned control system, the structured flowchart of described wireless electron quantimeter comprises as shown in Figure 2:
Semiconductor detector is used for sending voltage pulse signal when being subject to the incident of nuclear radiation particle;
Prime amplifier and main amplifier, be used for receiving, amplify and process the voltage pulse signal that sends from semiconductor detector, and this voltage pulse signal is converted into current pulse signal, prime amplifier links to each other with semiconductor detector by signal wire with main amplifier;
Data processing unit, be used for receiving the current pulse signal that main amplifier sends, this signal is converted to data-signal, this data-signal is processed, when this data-signal surpasses set alarm threshold value, send pulse signal to alarm unit, and this digital signal is sent to display unit and the interconnected local area network communications module of radio universal, data processing unit links to each other with the interconnected local area network communication of display unit, alarm unit and radio universal respectively by signal wire;
The interconnected local area network communications module of radio universal (hereinafter to be referred as WIFI), be used for communicating by letter between described wireless electron quantimeter and the wireless network base station, the radiation dose rate information that above-mentioned monitored personnel are suffered and alerting signal are implemented to be sent to described wireless dosimeter system server, and the interconnected local area network communications module of radio universal links to each other with data processing unit by signal wire;
Alarm unit for behind the pulse signal of receive data processing unit, sends the sound and light alarm signal, and alarm unit links to each other with data processing unit by signal wire;
Display unit is used for personal dose's information that display measurement obtains and the status information of wireless electron quantimeter, and such as electric weight, wireless signal strength etc., display unit links to each other with data processing unit with LCDs by signal line.
Control system of the present invention is arranged in monitored area, the dose monitoring duty room of wireless network machine room, control zone, and is worn on monitored personnel's health.
For Realtime Alerts and the positioning function that realizes the electron dose meter, at first need to lay in the control zone wireless network based on the WIFI system.WIFI wireless communication technology open frequency range, electromagnetic interference (EMI) is faint, meets the types of applications licensing environment.Wireless WIFI network using is based on the integrated dispatch communication system of common interconnection network voice transmission technology (hereinafter to be referred as VoIP).VoIP is the technology of standard open, is fit to long-term and large-scale the application, and open system can effectively reduce cost.In addition, VoIP provides general connectedness, is highly susceptible to and third party's systems/servers/module compatibility, can satisfy function and the characteristic of control system of the present invention.
In the control system of the present invention, wireless network server is the nucleus equipment of finishing voice and exchanges data in the radio network system, hardware using IBM X3850X5 enterprise-level server, software adopts the Trinno Link 600 of Australia company of Australia Easthome, pass through Softswitch technology, for whole Radio Network System provides signaling and media services, support the schedule voice communication of different brackets.
The wireless voice service device is the visual plant of being responsible for safeguarding voice quality in the Radio Network System, model is SVP100, connects wireless controller and dispatch server, can be in the situation that voice packet and packet are competed Radio Resource simultaneously, guarantee that voice packet preferentially passes through, safeguard the fluency of conversation.
Radio network controller is the nucleus equipment of wireless network, model is 6000-400-F1, connects wireless base station and wireless voice service device, adopts central controlled mode, wireless network to whole system is configured and safeguards, forms stable and safe wireless transfer channel.Performance with high-throughput data based on the ERP protocol infrastructure, supports the Crossed Circle network to open up structure, and modularization, can be multistage stacking has high security, is easy in addition unified centralized management.Radio network controller is supported VoIP, encrypts application throughput up to 32Gbps, possesses effective security mechanism, can be based on the identity security encryption.
Voice terminal is the language terminal equipment of Radio Network System, model is SpectraLink 8030, be used for connecting radiation protection officer and wireless network base station, radiation protection officer's voice messaging can be through transferring to wireless network after the conversion, and the voice packet of wireless network also can be through sending to the user after the conversion simultaneously.
Wireless network base station is the infrastructure device of wireless network, the nearest network equipments of the monitored personnel of distance, model is AP-70-F1, be used for sending wireless signal, form the wireless network that covers service area, the wireless base station connects mobile phone terminal and wireless controller, sends or receive voice packet and packet.
Wireless communication terminal has excellent wireless speech quality based on IEEE802.11 standard and radio multimedium application protocol (VMM).Answer voice preferential under the emergency rating, and hommization, should usefulness, have high-protection level.At least can reach conversation in 8 hours, standby in 160 hours.
The wireless electron quantimeter is comprised of semiconductor detector, prime amplifier, main amplifier, WIFI communication module, data processing unit, alarm unit, display unit, supply module etc., in one embodiment of the invention, adopting model is the wireless electron quantimeter of CHL-1208.Semiconductor detector is when being subject to the incident of nuclear radiation particle, because insulation resistance is very large, leakage current is very little.When charged particle or other nuclear radiation under External Electrical Field, drift motion is done to two electrodes respectively in electronics and hole, thereby induces electric charge at electrode, forms potential pulse after the accumulation.Prime amplifier and main amplifier are used for amplifying and processing the pulse information that captures, and are translated into electric signal.Data processing unit is used for the information that measures is converted into data message, and these information are sent to display unit and WIFI communication module, surpasses set threshold value such as measurement data, then sends pulse signal, sends sound and light alarm after alarm unit is received.The WIFI communication module is responsible for the communication between wireless electron quantimeter and the wireless network base station, with above-mentioned measurement data (unit: μ Sv/h) and warning message implement to be sent to wireless dosimeter system server.
Wireless dosimeter system server adopts IBM enterprise-class computers server, is used for managing based on the real-time individual nuclear radiation dosage control system of the nuclear power station of wireless network.μ Sv/h) and warning message receive the nuclear radiation dose rate information that the wireless electron quantimeter sends (unit:, and data and warning message are sent to the touch display screen terminal show.Wireless dosimeter system server has three kinds of running statuses: normal condition, alarm condition, the emergency circumstance.
The management process block diagram of wireless dosimeter system server as shown in Figure 3; monitored personnel are when entering the control zone; protected personnel is set up archives at wireless dosimeter system server first; with the initialization of wireless electron quantimeter; and with after this personnel's physical protection card and corresponding wireless communication terminal are set up corresponding informance; transfer to monitored personnel and wear, can enter afterwards control zone work.
When monitored personnel work in the control zone, the wireless electron quantimeter in real time with wireless dosimeter system server communication, and the real-time measuring data of the suffered external irradiation dose rate of this monitoring personnel is sent to wireless dosimeter system server, wireless dosimeter system server management system is in normal condition.Simultaneously, can see in real time simple and clear dosage information and the residing positional information that this person is suffered on the touch display screen terminal.Be green sign under monitored personnel's normal condition, click icon corresponding to these personnel, can demonstrate the numerical values recited of the real-time external irradiation dose rate of these personnel.
When the suffered external irradiation dose rate superthreshold of monitored personnel, the wireless electron quantimeter sends warning message, warns monitored personnel and leaves the hazardous location, and warning message and residing real-time position information are sent to wireless dosimeter system server in real time.After wireless dosimeter system server is received this warning message, enter immediately alarm condition, the orange demonstration of these personnel's corresponding icon and flicker on the touch display screen terminal, and demonstrate the residing positional information of these personnel, buzzer warning is until the alarm condition cancellation.If monitored personnel in time leave the hazardous location in official hour (such as 5s), then report to the police and cancel, the display screen terminal no longer highlights, but warning message is kept in the management system, when giving back the wireless electron quantimeter etc. monitored personnel, then print wireless electron quantimeter warning message registration form by the radiation protection officer by wireless dosimeter system server management system, after the litigant puts on record, can leave.
If monitored personnel still fail to remove behind warning official hour (such as 5s) and report to the police, then wireless dosimeter system server management system will enter the emergency circumstance.Icon corresponding to these personnel is red and flicker on the touch display screen terminal, highlights the residing positional information of these personnel, and hummer is hurriedly reported to the police.Wireless dosimeter system server management system is initiated two ends by wireless voice service device and the voice terminal wireless communication terminal of wearing corresponding to these personnel immediately and is connected, the conversation of after voice terminal and monitored personnel's wireless communication terminal both sides connect, can meeting an urgent need, urge monitored personnel to leave the hazardous location, and the warning message of decorrelation.If the wireless communication terminal ring unanswered that monitored personnel are entrained, then wireless dosimeter system server management system can highlight the more specific location information at this personnel place, makes things convenient for protected personnel to arrive as early as possible this zone and goes and finds out what's going on.
Close without authorization the wireless electron quantimeter such as monitored personnel, then wireless dosimeter system server management system can send the prompting message that can't connect this wireless electron quantimeter, reminds the nuclear radiation protection personnel in time to process.
The touch display screen terminal is one 42 cun tangibly LCDs, is furnished with at least three kinds of colors are arranged light warning device and the hummer of (green, orange, red), in real time status information and the warning message of display radio electronics personal dosimeter.In the display screen, each junior unit represents a wireless electron quantimeter.This unit is green the demonstration under the normal operating condition, and this unit is orange demonstration and buzzer warning under the alarm condition, is red display under the emergency circumstance, and hummer is hurriedly reported to the police.
Claims (2)
1. real-time individual nuclear radiation dosage control system of the nuclear power station based on wireless network is characterized in that this control system comprises:
The wireless electron quantimeter is worn on monitored personnel's the health, is used for measuring in real time suffered nuclear radiation dose rate information and the alerting signal of monitored personnel;
Wireless communication terminal, be worn on monitored personnel's the health, be used for the client language terminal equipment as control system, receive the wireless voice service device monitor for speech signals that sends from wireless network base station, and the voice signal of replying that sends monitored personnel to voice terminal;
Wireless network base station, be positioned at nuclear power station by the monitored area of control zone, the nearest wireless network relay stations of the monitored personnel of distance, be used for receiving from the metrical information of wireless electron quantimeter and the voice signal of wireless communication terminal, and this voice signal is sent to wireless dosimeter system server by interconnected universal network;
Voice terminal, be positioned at nuclear power station dose monitoring duty room, the speech communication equipment of the wireless network server end in the Radio Network System, be used for wireless network server termination receipts from the audio digital signals of described wireless communication terminal, and to wireless speech terminal transmission audio digital signals, voice terminal links to each other with wireless network server by interconnected universal network;
The wireless voice service device is positioned at the wireless network machine room, is the equipment of safeguarding voice quality in the Radio Network System, is used for guaranteeing the quality of voice call, and the wireless voice service device links to each other with wireless network server by interconnected universal network;
Wireless network server, be positioned at the wireless network machine room, the equipment of finishing voice and exchanges data in the Radio Network System, be used to Radio Network System that signal, instruction and voice, picture, video multimedia service are provided, support the schedule voice communication of different brackets, wireless network server links to each other with wireless voice service device, radio network controller, wireless dosimeter system server by interconnected universal network;
Radio network controller, be positioned at the wireless network machine room, wireless network to whole control system is configured and safeguards, form stable and safe wireless transfer channel, radio network controller links to each other with wireless voice service device, wireless network server and wireless dosimeter system server by interconnected universal network;
Wireless dosimeter system server, be positioned at nuclear power station dose monitoring duty room, be used for receiving in real time nuclear radiation dose rate information and warning message from the wireless electron quantimeter, and after nuclear radiation dose rate information and warning message processed in real time, deal with data and warning message are sent to the touch display screen terminal, and wireless dosimeter system server links to each other with wireless voice service device, wireless network server and radio network controller by interconnected universal network;
The touch display screen terminal is positioned at nuclear power station dose monitoring duty room, is used for status information and the warning message of real-time display radio electronics personal dosimeter, and reports to the police by sound and light signal.
2. control system as claimed in claim 1 is characterized in that wherein said wireless electron quantimeter comprises:
Semiconductor detector is used for sending voltage pulse signal when being subject to the incident of nuclear radiation particle;
Prime amplifier and main amplifier, be used for receiving, amplify and process the voltage pulse signal that sends from semiconductor detector, and this voltage pulse signal is converted into current pulse signal, prime amplifier links to each other with semiconductor detector by signal wire with main amplifier;
Data processing unit, be used for receiving the current pulse signal that main amplifier sends, this signal is converted to data-signal, this data-signal is processed, when this data-signal surpasses set alarm threshold value, send pulse signal to alarm unit, and this digital signal is sent to display unit and the interconnected local area network communications module of radio universal, data processing unit links to each other with the interconnected local area network communication of display unit, alarm unit and radio universal respectively by signal wire;
The interconnected local area network communications module of radio universal, be used for communicating by letter between described wireless electron quantimeter and the wireless network base station, the nuclear radiation dose rate information that above-mentioned monitored personnel are suffered and alerting signal are implemented to be sent to described wireless dosimeter system server, and the interconnected local area network communications module of radio universal links to each other with data processing unit by signal wire;
Alarm unit for behind the pulse signal of receive data processing unit, sends the sound and light alarm signal, and alarm unit links to each other with data processing unit by signal wire;
Display unit is used for personal dose's information that display measurement obtains and the status information of wireless electron quantimeter, and such as electric weight, wireless signal strength etc., display unit links to each other with data processing unit with LCDs by signal line.
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