CN202331793U - Factory radiation and meteorological monitoring system of nuclear power plant - Google Patents
Factory radiation and meteorological monitoring system of nuclear power plant Download PDFInfo
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- CN202331793U CN202331793U CN201120441365XU CN201120441365U CN202331793U CN 202331793 U CN202331793 U CN 202331793U CN 201120441365X U CN201120441365X U CN 201120441365XU CN 201120441365 U CN201120441365 U CN 201120441365U CN 202331793 U CN202331793 U CN 202331793U
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Abstract
The utility model relates to a factory radiation and meteorological monitoring system of a nuclear power plant, comprising a knowledge retrieval system (KRS) central station, an external environment gamma radiation monitoring station, an internal environment gamma radiation monitoring station, a meteorological monitoring station and an environment monitoring vehicle; a factory radiation and meteorological monitoring central station comprises an environment gamma radiation data acquisition workstation, a meteorological data acquisition station, an on-duty machine, a data monitoring workstation and a network sever; the KRS central station is connected with the main control room of the nuclear power plant; and optical fibers for wired data transmission are arranged between the internal environment gamma radiation monitoring station and the KRS central station, between the meteorological monitoring station and the KRS central station, and between the KRS central station and the main control room. Because the wired data transmission is carried out between the internal environment gamma radiation monitoring station and the KRS central station, between the meteorological monitoring station and the KRS central station, and between the KRS central station and the main control room through the optical fibers, the stability and the security of the wired data transmission are improved.
Description
Technical field
The utility model relates to nuclear power station plant area monitoring system, more particularly, relates to a kind of nuclear power station plant area's radiation and weather monitoring system.
Background technology
Radiation of nuclear power station plant area and weather monitoring system (KRS; Site Radiation and Meteorological Monitoring) function is the radiation level and the weather data of monitoring nuclear power station plant area and surrounding environment; Discharge or the influence of the radioactive material confrontation surrounding environment that lets out from nuclear power station when estimating normal operation and accident, ensure the public's and the staff of plant area around the nuclear power plant health and safety.
As shown in Figure 1, existing KRS system consists of the following components:
(1) the KRS central station 1;
(2) factory's external environment gamma radiation monitoring station 2;
(3) environment gamma radiation monitoring station 3 in the factory;
(4) weather station 4;
(5) environmental monitoring vehicle 5;
When current pressurized-water reactor nuclear power plant KRS system normally moves:
Every gamma radiation monitoring device at factory external environment gamma radiation monitoring station 2 and rain gage upload to metrical information through the form of wire telephony dialing and radio broadcasting the environment γ radiation data acquisition workstation 11 of KRS central station 1;
Every gamma radiation monitoring device at environment gamma radiation monitoring station 3 and rain gage upload to metrical information through the form of wire telephony dialing and radio broadcasting in the factory environment γ radiation data acquisition workstation 11 of KRS central station 1 in the factory;
The form of weather station 4 through wire telephony dialing in the factory and radio broadcasting uploads to the weather data acquisition workstation 12 of KRS central station 1 with the metrical information of meteorological sensor, and these metrical informations comprise: temperature, humidity, wind direction, wind speed, rainfall, sky built-up radiation, sky net radiation, air pressure etc.;
Environmental monitoring vehicle 5 is uploaded to measured gamma dose rate, vehicle location, wind direction, wind speed information through the form of radio broadcasting in the factory environment γ radiation data acquisition workstation 11 of KRS central station 1;
All information that are uploaded to KRS central station 1 all are stored in the webserver 13, supply chemical environmental protection place staff to grasp nuclear power plant's gamma dose rate level and weather information on every side in real time.When the measurement data at any one environment gamma radiation monitoring station surpasses alarm threshold value; The data acquiring frequency of environment γ radiation data acquisition workstation 11 once became 1 minute once by 5 minutes automatically; The KRS webserver 13 transmits alerting signal through wire telephony dialing form to nuclear power plant's master-control room 6 simultaneously; Power plant operation person obtains above-mentioned information through the computer screen of dcs (DCS, Distributed Control System), understands the radiation level in whole power station.
There is following shortcoming in existing KRS system:
(1) special-purpose wire telephony dialing employing dynamic IP addressing in wire telephony dialing and the factory outside the factory is connected on the public network, and safety of data transmission and stability can't be protected, and receive the influence of festivals or holidays easily;
(2) the radio transmission data have the distance weak point, receive shortcomings such as extraneous topography and geomorphology influences, and at present, all abandon using the radio transmission data with factory external environment gamma radiation monitoring station in some nuclear power station factories;
(3) poor expandability of communication system, the equipment purchase difficulty is made troubles to follow-up maintenance, can't satisfy the communicating requirement of newly-built nuclear power plant.
The utility model content
The technical matters that the utility model will solve is; The defective that the safety of data transmission that exists to special-purpose wire telephony dialing in the factory in the nuclear power station plant area radiation of prior art and the weather monitoring system and stability can't be met; A kind of nuclear power station plant area's radiation and weather monitoring system are provided, to overcome above-mentioned defective.
The utility model solves the technical scheme that its technical matters adopted: construct a kind of nuclear power station plant area's radiation and weather monitoring system; Comprise environment gamma radiation monitoring station, weather station and environmental monitoring vehicle in plant area's radiation and weather monitoring system central station, factory external environment gamma radiation monitoring station, the factory; Radiation of said plant area and weather monitoring system central station comprise environment γ radiation data acquisition workstation, weather data acquisition station, the webserver, attended computer and data monitoring workstation; The radiation of said plant area links to each other with the master-control room of nuclear power station with the weather monitoring system central station, in the said factory between environment gamma radiation monitoring station and the radiation of said plant area and the weather monitoring system central station, between said weather station and radiation of said plant area and the weather monitoring system central station, have the optical fiber that is used for the cable data transmission between the radiation of said plant area and weather monitoring system central station and the said master-control room.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said optical fiber is armored fiber optic.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said optical fiber is 8 core single mode armored fiber optics.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said nuclear power station plant area's radiation and weather monitoring system also comprise be used in the said factory between the environment gamma radiation monitoring station and radiation of said plant area and weather monitoring system central station, the McWiLL network of the wireless telecommunications between said weather station and radiation of said plant area and the weather monitoring system central station.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said nuclear power station plant area's radiation and weather monitoring system also comprise the GPRS network that is used for the wireless telecommunications between said environmental monitoring vehicle and radiation of said plant area and the weather monitoring system central station.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, has the MPLS-VPN network that is used for the cable data transmission between said factory external environment gamma radiation monitoring station and the radiation of said plant area and the weather monitoring system central station.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said factory external environment gamma radiation monitoring station has the optoelectronic transceivers that is used for the measuring-signal at factory external environment gamma radiation monitoring station is converted into light signal.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system; Said nuclear power station plant area's radiation and weather monitoring system also comprise the 3G network of the wireless telecommunications that are used for said factory external environment gamma radiation monitoring station, are connected through the MPLS-VPN network between said 3G network and radiation of said plant area and the weather monitoring system central station.
In plant area's radiation of the described nuclear power station of the utility model and weather monitoring system, said factory external environment gamma radiation monitoring station has the CDMAModem that is used for the measuring-signal at factory external environment gamma radiation monitoring station is wirelessly transmitted to said 3G network.
Implement the radiation of nuclear power station plant area and the weather monitoring system of the utility model; Has following beneficial effect: in the radiation of nuclear power station plant area and weather monitoring system of the utility model; In the factory between environment gamma radiation monitoring station and the KRS central station, between weather station and the KRS central station, carry out the cable data transmission through optical fiber between KRS central station and the master-control room, improved the stability and the security of cable data transmission.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the synoptic diagram of existing nuclear power station plant area's radiation and weather monitoring system;
Fig. 2 is the synoptic diagram of preferred embodiment of the radiation of nuclear power station plant area and the weather monitoring system of the utility model;
Fig. 3 is the wireless and wireline communication network synoptic diagram at factory external environment gamma radiation monitoring station in the preferred embodiment of the radiation of nuclear power station plant area and weather monitoring system of the utility model.
Embodiment
Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the embodiment that accompanying drawing specifies the utility model at present.
As shown in Figure 2; Be a nuclear power station plant area radiation of the utility model and a preferred embodiment of weather monitoring system; Be used to monitor the radiation level and the weather data of pressurized-water reactor nuclear power plant plant area and surrounding environment; Discharge or the influence of the radioactive material confrontation surrounding environment that lets out from nuclear power station when estimating normal operation and accident, ensure the public's and the staff of plant area around the nuclear power plant health and safety.
Referring to Fig. 2, radiation of nuclear power station plant area and the weather monitoring system of this embodiment comprise: environment gamma radiation monitoring station 3, weather station 4 and environmental monitoring vehicle 5 in plant area's radiation and weather monitoring system central station 1, factory external environment gamma radiation monitoring station 2, the factory.Wherein plant area's radiation and weather monitoring system central station 1; It also is KRS central station 1; Comprise: environment γ radiation data acquisition workstation 11, weather data acquisition station 12, the webserver 13, attended computer 14 and data monitoring workstation1 5, this KRS central station 1 links to each other with the master-control room 6 of nuclear power station.
In the present embodiment; For guarantee in the factory between the environment gamma radiation monitoring station 3 and KRS central station 1, cable data safety of transmission and stability between weather station 4 and the KRS central station 1, between KRS central station 1 and the master-control room 6; In factory between environment gamma radiation monitoring station 3 and the KRS central station 1, between weather station 4 and the KRS central station 1, between KRS central station 1 and the master-control room 6, has the optical fiber that is used for the cable data transmission; This optical fiber is armored fiber optic, for example 8 core single mode armored fiber optics.Advantages such as optical fiber has bandwidth, loss is low, in light weight, fidelity is high, reliable working performance.Adopt 8 core single mode armored fiber optics transmission cable data, satisfy the principle of the redundant former setting of faults itself on the one hand, on the other hand, for passage has been reserved in the follow-up limited communication that possibly increase equipment or environment γ monitoring station.
In the present embodiment, in the factory between environment gamma radiation monitoring station 3 and the KRS central station 1, the data transmission between weather station 4 and the KRS central station 1 adopts wireless and wired subsequent use each other mode.The nuclear power station plant area radiation of this embodiment and weather monitoring system also comprise be used in the factory between the environment gamma radiation monitoring station 3 and KRS central station 1, the McWiLL network of the wireless telecommunications between weather station 4 and the KRS central station 1.McWiLL, i.e. the abbreviation of Multi-Carrier Wireless Information Local Loop, Chinese is multi-carrier-wave wireless information local loop.But the multi-transceiver technology of McWiLL network using frequency hopping can be propagated under the environment of non line of sight between base station and the wide-band terminal; Generally speaking, single base station covering radius is 1～3 kilometer, and the transfer rate at broadband wireless terminal can reach 2Mbp.The McWiLL network is promptly adopted in wireless telecommunications in the factory of KRS system between environment gamma radiation monitoring station 3 and KRS central station 1, weather station 4 and the KRS central station 1; On the one hand because McWiLL is a full factory common source; Reduce operation cost; On the other hand, stability of data transmission and security have also been strengthened.
Adopt wireless telecommunications between environmental monitoring vehicle 5 and the KRS central station 1; Radiation of nuclear power station plant area and weather monitoring system also comprise the GPRS network that is used for the wireless telecommunications between environmental monitoring vehicle 5 and the KRS central station 1; GPRS; Be the abbreviation of General Packet Radio Service, Chinese is the general packet radio service technology.Environmental monitoring vehicle 5 is in the McWiLL network's coverage area time; Also can adopt McWiLL network and KRS central station to carry out wireless telecommunications; Utilize the McWiLL network that measured gamma dose rate, vehicle location, wind direction, wind speed information are uploaded to KRS central station 1; If the McWiLL network is unavailable, then automatically switch to GPRS network.Two kinds of wireless communication modes of McWiLL and GPRS can automatically switch, and can cut operating costs simultaneously accomplishing that two kinds of wireless communication modes are mutually redundant.
Referring to Fig. 3, factory external environment gamma radiation monitoring station 2 is because distant apart from the distance of KRS central station 1, and in this enforcement, wireless and wired MPLS-VPN network that all adopts at factory external environment gamma radiation monitoring station 2 carries out communication.MPLS-VPN is a kind of IP-VPN (VPN, Virtual Private Network, virtual private networks) based on MPLS (Multiprotocol Label Switching, multi protocol label exchange) technology.
The wireless communication section at factory external environment gamma radiation monitoring station 2 realizes through following mode: industrial modem CDMA 1X Modem22 of factory external environment gamma radiation monitoring station 2 preparations; Earlier with the wireless China Telecom's 3G network that is sent to of the measuring-signal of sensor; Relend and help the CN2 network platform, through in advance the application the MPLS-VPN special line fast with the point-to-point KRS central station 1 that is sent to of signal.
The wire communication at factory external environment gamma radiation monitoring station 2 partly realizes through following mode: dispose an optoelectronic transceivers 21, convert the measuring-signal of sensor into light signal, and through telecommunication department MPLS-VPN Network Transmission to KRS central station 1.
When nuclear power station plant area radiation of the utility model and weather monitoring system operation, the metrical information and the status information of on-the-spot every equipment will be collected to data respectively in the KRS webserver 13 through wired and wireless two kinds of communication modes.The KRS webserver 13 is uploaded to part metrical information and gamma dose rate warning message in the DSC dcs again; Equally; Be in the needs of the emergent aspect of nuclear power station; Whole measurement data of KRS system also transfer to nuclear power plant's emergency commading system with the form of twisted-pair feeder from the KRS webserver; So that relevant expert can be around Police Command Center be understood entire power plant in real time under emergency maneuvre or accident condition radiation level and weather information, for the enforcement of contingency operation provides decision-making foundation.
Radiation of this nuclear power station plant area and weather monitoring system have following advantage:
(1) rationally utilizing shared resource in the factory---McWiLL is technological, has reduced the operation cost of environment gamma radiation monitoring website, weather station wireless telecommunications in the factory;
(2) 8 core armored fiber optic redundant configuration are adopted in the wire communication of environment gamma radiation monitoring website in the factory, have improved reliability of data communication on the one hand, on the other hand, and for the gamma-emitting wire communication of environment in the factory of follow-up increase is provided convenience;
(3) factory's external environment gamma radiation monitoring website is wireless all adopts the VPN special line to carry out point-to-point communication with wire communication, has greatly improved safety of data transmission and stability;
(4) the application mainstream communication technology has reduced the cost and the difficulty of follow-up maintenance.
Combine accompanying drawing that the embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the utility model.
Claims (9)
1. nuclear power station plant area radiation and weather monitoring system; Comprise environment gamma radiation monitoring station (3), weather station (4) and environmental monitoring vehicle (5) in plant area's radiation and weather monitoring system central station (1), factory external environment gamma radiation monitoring station (2), the factory; Radiation of said plant area and weather monitoring system central station (1) comprise environment γ radiation data acquisition workstation (11), weather data acquisition station (12), the webserver (13), attended computer (14) and data monitoring workstation (15); The radiation of said plant area links to each other with the master-control room (6) of nuclear power station with weather monitoring system central station (1); It is characterized in that, in the said factory between environment gamma radiation monitoring station (3) and the radiation of said plant area and the weather monitoring system central station (1), between said weather station (4) and radiation of said plant area and the weather monitoring system central station (1), have the optical fiber that is used for the cable data transmission between the radiation of said plant area and weather monitoring system central station (1) and the said master-control room (6).
2. nuclear power station plant area's radiation according to claim 1 and weather monitoring system is characterized in that said optical fiber is armored fiber optic.
3. nuclear power station plant area's radiation according to claim 1 and weather monitoring system is characterized in that, said optical fiber is 8 core single mode armored fiber optics.
4. according to claim 1 to 3 each described nuclear power station plant area's radiation and weather monitoring system; It is characterized in that, said nuclear power station plant area's radiation and weather monitoring system also comprise be used in the said factory between environment gamma radiation monitoring station (3) and radiation of said plant area and weather monitoring system central station (1), the McWiLL network of the wireless telecommunications between said weather station (4) and radiation of said plant area and the weather monitoring system central station (1).
5. according to claim 1 to 3 each described nuclear power station plant area's radiation and weather monitoring system; It is characterized in that said nuclear power station plant area's radiation and weather monitoring system also comprise the GPRS network that is used for the wireless telecommunications between said environmental monitoring vehicle (5) and radiation of said plant area and the weather monitoring system central station (1).
6. according to claim 1 to 3 each described nuclear power station plant area's radiation and weather monitoring system; It is characterized in that having the MPLS-VPN network that is used for the cable data transmission between said factory external environment gamma radiation monitoring station (2) and the radiation of said plant area and the weather monitoring system central station (1).
7. nuclear power station plant area's radiation according to claim 6 and weather monitoring system; It is characterized in that said factory external environment gamma radiation monitoring station (2) has the optoelectronic transceivers (21) that is used for the measuring-signal of factory external environment gamma radiation monitoring station (2) is converted into light signal.
8. according to claim 1 to 3 each described nuclear power station plant area's radiation and weather monitoring system; It is characterized in that; Said nuclear power station plant area's radiation and weather monitoring system also comprise the 3G network of the wireless telecommunications that are used for said factory external environment gamma radiation monitoring station (2), are connected through the MPLS-VPN network between said 3G network and radiation of said plant area and the weather monitoring system central station (1).
9. nuclear power station plant area's radiation according to claim 8 and weather monitoring system; It is characterized in that said factory external environment gamma radiation monitoring station (2) has the CDMA Modem (22) that is used for the measuring-signal of factory external environment gamma radiation monitoring station (2) is wirelessly transmitted to said 3G network.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120441365XU CN202331793U (en) | 2011-11-09 | 2011-11-09 | Factory radiation and meteorological monitoring system of nuclear power plant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120441365XU CN202331793U (en) | 2011-11-09 | 2011-11-09 | Factory radiation and meteorological monitoring system of nuclear power plant |
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| CN202331793U true CN202331793U (en) | 2012-07-11 |
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| CN201120441365XU Expired - Lifetime CN202331793U (en) | 2011-11-09 | 2011-11-09 | Factory radiation and meteorological monitoring system of nuclear power plant |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180857A (en) * | 2014-09-12 | 2014-12-03 | 中广核工程有限公司 | Emergency environment monitoring method and system based on nuclear power plant |
| CN104240776A (en) * | 2014-09-12 | 2014-12-24 | 中广核工程有限公司 | Method and system for monitoring radioactive substances in nuclear power plant control room |
| CN104296803A (en) * | 2014-09-18 | 2015-01-21 | 中国核电工程有限公司 | Digital nuclear facility environmental radiation monitoring system |
| CN104950129A (en) * | 2014-03-31 | 2015-09-30 | 江苏核电有限公司 | Nuclear power station meteorological information emergency early-warning complete set equipment and method |
| CN105137931A (en) * | 2015-08-07 | 2015-12-09 | 深圳市欣横纵数码科技有限公司 | Operation and maintenance management system for nuclear unit |
| CN106324647A (en) * | 2016-07-15 | 2017-01-11 | 东华理工大学 | Networked radiation environment monitoring system |
| CN106448130A (en) * | 2016-07-14 | 2017-02-22 | 绵阳市恒通机电设备有限公司 | Data collecting controlling system for radiation monitoring equipment |
-
2011
- 2011-11-09 CN CN201120441365XU patent/CN202331793U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950129A (en) * | 2014-03-31 | 2015-09-30 | 江苏核电有限公司 | Nuclear power station meteorological information emergency early-warning complete set equipment and method |
| CN104950129B (en) * | 2014-03-31 | 2018-03-16 | 江苏核电有限公司 | A kind of nuclear power station weather information emergency advance warning complete set of equipments and method |
| CN104180857A (en) * | 2014-09-12 | 2014-12-03 | 中广核工程有限公司 | Emergency environment monitoring method and system based on nuclear power plant |
| CN104240776A (en) * | 2014-09-12 | 2014-12-24 | 中广核工程有限公司 | Method and system for monitoring radioactive substances in nuclear power plant control room |
| CN104296803A (en) * | 2014-09-18 | 2015-01-21 | 中国核电工程有限公司 | Digital nuclear facility environmental radiation monitoring system |
| CN105137931A (en) * | 2015-08-07 | 2015-12-09 | 深圳市欣横纵数码科技有限公司 | Operation and maintenance management system for nuclear unit |
| CN106448130A (en) * | 2016-07-14 | 2017-02-22 | 绵阳市恒通机电设备有限公司 | Data collecting controlling system for radiation monitoring equipment |
| CN106324647A (en) * | 2016-07-15 | 2017-01-11 | 东华理工大学 | Networked radiation environment monitoring system |
| CN106324647B (en) * | 2016-07-15 | 2019-03-22 | 东华理工大学 | A kind of networking radiation environmental monitoring system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518023 No. 69 Shennan Middle Road, Shenzhen, Guangdong, Futian District Co-patentee after: CHINA GENERAL NUCLEAR POWER Corp. Patentee after: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd. Address before: 518023 No. 69 Shennan Middle Road, Shenzhen, Guangdong, Futian District Co-patentee before: CHINA GUANGDONG NUCLEAR POWER GROUP Co.,Ltd. Patentee before: CHINA NUCLEAR POWER ENGINEERING Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |