CN102456417B - Method and system for nuclear power equipment state monitoring - Google Patents
Method and system for nuclear power equipment state monitoring Download PDFInfo
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- CN102456417B CN102456417B CN201010514549.4A CN201010514549A CN102456417B CN 102456417 B CN102456417 B CN 102456417B CN 201010514549 A CN201010514549 A CN 201010514549A CN 102456417 B CN102456417 B CN 102456417B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses a method and a system for nuclear power equipment state monitoring. The method for nuclear power equipment state monitoring comprises the following steps of sending parameter request information to request real-time state parameters of nuclear power equipment, acquiring the real-time state parameters, carrying out the comparison between the real-time state parameters or a real-time state parameter value subjected to computer processing and a preset threshold value to determine if an alerting signal should be sent out, and storing the real-time state parameters or the real-time state parameter value subjected to the computer processing and the alerting signal in a database. The invention also provides the system for nuclear power equipment state monitoring. The method and the system have the advantages that 1, round-the-clock real-time monitoring of nuclear power station key equipment is realized and alerting information of corresponding equipment is obtained; and 2, a worker can carry out remote access and fast check real-time operation parameters of key equipment without carrying out in-site checking of parameter information in a master control chamber so that an alerting reason is analyzed timely or a potential equipment fault is found timely, and thus the precious time for solution of a real or potential accident is saved.
Description
Technical field
The present invention relates to nuclear power generating equipment monitoring technology, relate in particular to a kind of nuclear power generating equipment state monitoring method and system thereof.
Background technology
Singularity due to nuclear power station, once there is security incident, larger loss will be caused, and can make a big impact to human body and surrounding environment, therefore relatively high to the requirement of its security, it is particularly important that the early warning mechanism of accident seems, therefore need to be to nuclear power station various device status real time monitor within the very first time, especially in nuclear power station, play a major role as the Real-Time Monitoring of the substantial equipment states such as main pump, generator, steam turbine, transformer, diesel engine and evaporator, and to the analyzing and processing of their state parameter to produce warning message in advance.
Main by nuclear power station lumped parameter disposal system terminal (being positioned at power station master-control room) in prior art, and the various sound and light alarms in the master-control room of power station.Because these status monitoring means all need to be carried out in master control room of nuclear power station, slip-stick artist can not remote monitoring, once breaking down, equipment reaches alarming value, slip-stick artist must arrive in master control room of nuclear power station and check concrete monitoring parameter, it is very short that the pretreated time is done at the scene of leaving for, control for fault tendency is abundant not, is difficult to accomplish failure prediction and trouble-saving.Once there is in history repeatedly the example due to the deficient device damage causing of status monitoring means.
Summary of the invention
The technical problem to be solved in the present invention is that for can not remote monitoring nuclear power plant equipment, fault solves and prevents defect not prompt enough, and a kind of nuclear power generating equipment state monitoring method and system thereof are provided.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of nuclear power generating equipment state monitoring method is provided, comprises the following steps:
A, transmission parameter request information, to ask the real-time status parameter of nuclear power generating equipment;
B, obtain described real-time status parameter;
C, described real-time status parameter or the value after computing and predefined threshold value are compared, to determine whether, send alerting signal;
D, deposit described real-time status parameter or the numerical value after computing and described alerting signal in database.
In nuclear power generating equipment state monitoring method of the present invention, also comprise step,
E, reception accessing request information, carry out authentication to sending accessing request information side, when it passes through checking, according to its access rights, allows it to access described database.
In nuclear power generating equipment state monitoring method of the present invention, in step C, when processing parameter, the history parameters of the same parameters of described real-time status parameter and this nuclear power generating equipment is carried out to trend analysis, draw the Trend value of slope, compare with the threshold value setting in advance again, when the value setting in advance described in described Trend value surpasses, send warning message.
In nuclear power generating equipment state monitoring method of the present invention, in step C, by mobile reception terminal, the mode of WEB webpage or mail is sent alerting signal.
The present invention also provides a kind of nuclear power generating equipment condition monitoring system, comprises,
Industrial data server, for providing the real-time parameter of nuclear power generating equipment state;
Monitoring platform server, for described real-time status parameter or the value after computing and predefined threshold value are compared, determines whether send alerting signal according to comparative result, thinks that a plurality of terminals provide nuclear power generating equipment status information;
User terminal, for monitoring platform server described in remote access with Real-Time Monitoring nuclear power generating equipment state with receive described alerting signal.
In nuclear power generating equipment condition monitoring system of the present invention, wherein, described monitoring platform server comprises,
Sending module, for regularly sending request the solicited message of nuclear power generating equipment state real-time parameter;
Receiver module, for receiving the real-time parameter of described nuclear power generating equipment state;
Processing module, makes comparisons for the threshold value that described real-time parameter is set in advance with it; Or for the history parameters of the same parameters of described real-time parameter value and this nuclear power generating equipment is carried out to trend analysis, draw the Trend value of slope, then the threshold value setting in advance with it compares;
Described sending module, during the threshold value setting in advance described in also surpassing for the result described, sends warning message.
In nuclear power generating equipment condition monitoring system of the present invention, described monitoring platform server also comprises,
Memory module, for storing real-time and history parameters and the document information of described nuclear power generating equipment state, the threshold value that various nuclear power generating equipments set in advance, and storage is through the result parameter of described processing module processing.
In nuclear power generating equipment condition monitoring system of the present invention, described user terminal comprises,
Information sending module, for sending request remote access solicited message to described monitoring platform server;
Acquisition module, the various nuclear power generating equipment state parameters and the relevant historical trend chart-information that for obtaining described monitoring platform server, provide;
Display module, for the information that shows that described acquisition module obtains;
Described stating in monitoring platform server,
Described receiver module, also for receiving the solicited message of described user terminal;
Described processing module, also for verifying described user terminal identity, time allows it to access described monitoring platform server at it by checking;
Described sending module, described sending module, while being also used in described real-time parameter or described Trend value over its corresponding threshold value, sends warning message.
In nuclear power generating equipment condition monitoring system of the present invention, also comprise mobile reception terminal, for receiving in real time described warning message.
The beneficial effect that the present invention produces is: the present invention is obtained the real time execution parameter of nuclear power station substantial equipment state and it is processed by monitoring platform server, when noting abnormalities, send warning message, all parameters on monitoring platform server can be carried out remote access by user terminal, make staff can check rapidly the real time execution parameter of substantial equipment state and obtain warning message, and needn't arrive in master-control room, check parameter information, thereby be to analyze in time warning reason, or find potential equipment failure, for quick solution reality or potential accident tries to gain time precious to one.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the process flow diagram of preferred embodiment nuclear power generating equipment state monitoring method of the present invention;
Fig. 2 is the structural representation of preferred embodiment nuclear power generating equipment condition monitoring system of the present invention;
Fig. 3 is at the primary structure of the monitoring platform of user terminal interface display in preferred embodiment of the present invention;
Fig. 4 is the main pump Real-Time Monitoring Parameter Map showing in user interface in preferred embodiment of the present invention;
Fig. 5 is the main pump key parameter platform showing in user interface in preferred embodiment of the present invention;
Fig. 6 is the main pump history curve platform showing in user interface in preferred embodiment of the present invention;
Fig. 7 is main pump parameter alarm platform---the Threshold Alerts showing in user interface in preferred embodiment of the present invention;
Fig. 8 is the main pump parameter alarm platform showing in user interface in preferred embodiment of the present invention---trend is reported to the police;
Fig. 9 is the main pump parameter alarm platform showing in user interface in preferred embodiment of the present invention---call machine is reported to the police and is received;
Main pump parameter alarm platform---the alarm log showing in user interface in Figure 10 preferred embodiment of the present invention
Figure 11 is the main pump information platform showing in user interface in preferred embodiment of the present invention.
Embodiment
As shown in Figure 1, preferred embodiment nuclear power generating equipment state monitoring method of the present invention mainly comprises the following steps:
S101, monitoring platform server send parameter request information, to ask the real-time status parameter of nuclear power generating equipment; As per minute all sends request information to industrial data server, the real-time status parameter of the great nuclear power plant equipment of main request, mainly comprise as substantial equipment such as main pump, generator, steam turbine, transformer, diesel engine and evaporators, to guarantee to get to the play a major role real-time parameter of equipment of nuclear plant safety;
The parameter request information that S102, industrial data server receive;
S103, industrial data server, according to the parameter request information receiving, regularly send real-time status parameter to monitoring platform server; As per minute all sends real-time status parameter, carry out parameter renewal, to guarantee that monitoring platform server obtains up-to-date parameter, improve the monitoring work of the large nuclear power generating equipment of counterweight and the real-time of early warning;
S104, monitoring platform server obtain and store real-time status parameter;
S105, monitoring platform server are processed the real-time status parameter of obtaining, and by the storage of parameter result, and itself and predefined threshold value are compared, and when parameter result surpasses predefined threshold value, send alerting signal; Here predefined threshold value can be the value setting in advance while setting up monitoring platform database, also can limit by having the right user terminal when access, changes and establishes according to actual needs; When processing parameter, respectively the history parameters of the same parameters of same equipment is carried out to trend analysis, draw as Trend value such as slopes, then compare with the threshold value setting in advance; Or the threshold value that the parameter of directly obtaining is set in advance with it compares; The parameter of obtaining and the parameter of processing are arranged, classification, is stored in the different parameters of each nuclear power plant equipment as in the middle of database simultaneously;
This processing procedure also comprises the parameter of reception or treated parameter are demonstrated to the trend of variation very intuitively by the mode of chart, also can in monitoring platform server, show in preferred embodiment of the present invention simultaneously.
S106, monitoring platform server as Trend value and predefined respective threshold compare, send warning message to determine whether by the result parameter of real-time parameter or processing;
S107, when institute's comparative parameter surpasses predefined respective threshold, monitoring platform server sends warning message, this information both can be by network in corresponding WEB web displaying, also can pass through as beeper, the mobile reception terminals such as mobile phone send warning message, can also send to by the mode of Email corresponding mailbox, to realize the whole day diversified alert detecting of 24 hours; Slip-stick artist, after knowing warning message, even if will analyze warning reason, searches potential safety hazard;
S108, user terminal need to obtain various parameters or the chart-information of nuclear power generating equipment state by access monitoring platform server, receive alerting signal simultaneously, carry out the equipment state of Real-Time Monitoring nuclear power station, to find in time potential safety hazard, fix a breakdown; User terminal need to send accessing request information to monitoring platform server, in preferred embodiment of the present invention, is by login interface, and input username and password is clicked and confirmed that the mode of submitting to sends request of access; Different access rights corresponding to user name;
S109, monitoring platform server, according to the accessing request information receiving, are verified the user terminal of the request of sending;
S110, monitoring platform server are verified the user terminal of the request of sending, and judge whether it can be by checking;
S111, at user terminal not by when checking, refuse its access; When user terminal passes through checking, just can to monitoring platform server, conduct interviews according to its authority, as other user of supervisor level can access all data of monitoring platform server database, and can modify as required to parameters such as threshold values; Other user of other levels can only access can not Update Table, or related data that can only access portion equipment.During access, user can enter a monitoring platform, as shown in Figure 3, its monitoring platform mainly comprises that main pump platform, generator platform, turbine block, transformer platform, diesel engine platform, evaporator platform form, and each platform has respectively key parameter platform, Real-Time Monitoring platform, history curve platform, parameter alarm platform, overhaul status monitoring platform, the healthy dish of substantial equipment, information platform; The main pump of take below illustrates the effect of each platform as example.
As shown in Figure 4, when monitoring main pump, the every important parameter value that needs real-time monitored main pump, by implementing monitoring platform, will can show the Real-Time Monitoring parameter about main pump at relative users end interface, virtual architecture figure with the main pump of form demonstration intuitively, and with the form of list, show Real-Time Monitoring parameter at each monitoring parameter point of main pump, the different structure parts of main pump are shown by different colors simultaneously, as redness represents to reach alarming value, black represents that parameter is normal, colourless expression does not temporarily have parameter, thereby make slip-stick artist can obtain intuitively rapidly the information of monitoring equipment,
As shown in Figure 5, be the shown content of main pump key parameter platform, key parameter platform shows the key parameter relevant information of main pump, as electrode metal (upper temperature, motor stator temperature, the test point of main pump motor stator vibration bearing displacement, expectation value, early warning value, alarming value etc.;
As shown in Figure 6, by history curve platform, can on interface, show history parameters and the curve map thereof of correlation parameter, as one hour, eight hours, one day, January, the history parameters such as a year;
As shown in Fig. 7,8,9,10, parameter alarm platform for main pump, the Threshold Alerts, trend warning, pager warning reception information and the alarm log that mainly comprise parameters, realized the variation of type of alarm, from different angles, finds reality or potential hidden danger;
As shown in figure 11, information platform is mainly the manufacturing documentation of main pump, the information materials such as debugging file, Experience Feedback, external experts information and maintenance are historical, so that after there is several times main pump defect, correlation engineering teacher, by consulting the relevant information of information platform, achieves a solution in a short period of time.
The platform of other visual plants shows also and similar with main pump to describe no longer one by one at this in detail.
Further, staff passes through mobile reception terminal as pager, WEB info web or mail are known after warning message, by access monitoring platform server, analyze and implement parameter, according to history curve platform, the information that information platform provides, thereby find rapidly failure cause, or find potential equipment failure, solve a problem promptly.Simultaneously can be by the feature of this event, fault mode and solution, and result feeds back to monitoring platform server, monitoring platform server can be loaded in the information platform of relevant device, thinks that the monitoring in later stage provides reference.
Preferred embodiment of the present invention also provides nuclear power generating equipment condition monitoring system, as shown in Figure 2, comprises industrial data server 100, monitoring platform server 200 and user terminal 300, and wherein user terminal can have a plurality of.
Wherein, industrial data server 100, for providing the real-time parameter of nuclear power generating equipment state.It is mainly connected by the implementation database serial ports one-way communication with nuclear power station, obtains the real-time parameter of nuclear power generating equipment state, and serial ports one-way communication can guarantee the isolation of implementation database and the outer net of nuclear power station, thereby guarantees the security of parameter.
Monitoring platform server 200, for obtaining the real-time parameter of nuclear power generating equipment state and it being carried out to analyzing and processing, determines whether send alerting signal according to analysis processing result, thinks that a plurality of terminals provide nuclear power generating equipment status information.
Monitoring platform server 200 mainly comprises parameter sending module 201, for regularly sending request the solicited message of nuclear power generating equipment state real-time parameter; As all sending real-time status parameter, per minute carries out parameter renewal, to guarantee that monitoring platform server obtains up-to-date parameter.
Receiver module 202, for receiving the real-time parameter of nuclear power generating equipment state; As all obtaining, per minute comprises as substantial equipment such as main pump, generator, steam turbine, transformer, diesel engine and evaporators, to guarantee to get to the play a major role real-time parameter of equipment of nuclear plant safety.
Processing module 203, for the real-time parameter of the nuclear power generating equipment state receiving is carried out to analyzing and processing, and compares the result of processing and the threshold value setting in advance; Here predefined threshold value can be the value setting in advance while setting up monitoring platform database, also can limit by having the right user terminal when access, changes and establishes according to actual needs; When processing parameter, respectively the history parameters of the same parameters of same equipment is carried out to trend analysis, draw as Trend value such as slopes, to show as the formal intuition of history curve or chart, simultaneously by the Trend value drawing compare with the threshold value that sets in advance; Or the respective threshold that the parameter of directly obtaining is set in advance with it compares; Processing module 203 is also carried out taxonomic revision by the parameter of all parameters of directly obtaining or processing, with the form of database, stores, and can call as required at any time.
Further, sending module 201, while being also used in real-time parameter or Trend value over its corresponding threshold value, sends warning message.
Monitoring platform server 200 also comprises memory module 204, for storing real-time and history parameters and the document information of nuclear power generating equipment state, the threshold value that various nuclear power generating equipments set in advance, and storage is through the result parameter of processing module processing, is equivalent to all parameters to back up.
User terminal 300, for remote access monitoring platform server with Real-Time Monitoring nuclear power generating equipment state with receive alerting signal.
User terminal 300 mainly comprises information sending module 301, for sending request remote access solicited message to monitoring platform server; User is by login interface, and input username and password, clicks and confirm that the mode of submitting to sends request of access; Different access rights corresponding to user name;
Acquisition module 302, the various nuclear power generating equipment state parameters and the relevant historical trend chart-information that for obtaining monitoring platform server, provide;
Display module 304, for the information that shows that acquisition module obtains; During access, user can enter a monitoring platform, as shown in Figure 3, its monitoring platform mainly comprises that main pump platform, generator platform, turbine block, transformer platform, diesel engine platform, evaporator platform form, and each platform has respectively key parameter platform, Real-Time Monitoring platform, history curve platform, parameter alarm platform, overhaul status monitoring platform, the healthy dish of substantial equipment, information platform; That in its platform specific content and above-mentioned nuclear power generating equipment state monitoring method step S111, introduces is identical, does not repeat them here.
Further, receiver module 202, also for receiving the solicited message of user terminal;
Processing module 203, also for authentication of users terminal identity, time allows it in relative users rank, to access with limitation monitoring platform server at it by checking; As other user of supervisor level can access all data of monitoring platform server database, and can modify as required to parameters such as threshold values; Other user of other levels can only access can not Update Table, or can only access portion platform data.
Sending module 201, also for send various nuclear power generating equipment state parameters and relevant historical trend chart-information to user terminal, i.e. the information of each platform in monitoring platform server 200.
Further, receive also comprising as pager of monitoring platform server 200 warning messages, the mobile reception terminals such as mobile phone.Information sending module 301 is also for sending feedback information to monitoring platform server, obtaining warning message, successfully handle after relevant issues, by the feature of this event, fault mode and solution, and result feeds back to monitoring platform server 200 with the form of file, after monitoring platform server 200 can be processed by processing module 203, relevant information is loaded in the information platform of relevant device, thinks that the monitoring in later stage provides reference.
In nuclear power generating equipment condition monitoring system, for monitoring platform server 200, reserved to expand space and expanded for removing from now on export-oriented other the crucial sensitive equipments of substantial equipment, as required to realize the real-time monitoring to other equipment.
The present invention is obtained the real time execution parameter of nuclear power station substantial equipment state and it is processed by monitoring platform server, when noting abnormalities, send warning message, all parameters on monitoring platform server can be carried out remote access by user terminal, make staff can check rapidly the real time execution parameter of substantial equipment state and obtain warning message, and needn't arrive in master-control room, check parameter information, thereby be to analyze in time warning reason, or find potential equipment failure, for quick solution reality or potential accident tries to gain time precious to one.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (3)
1. a nuclear power generating equipment state monitoring method, is characterized in that, comprises the following steps:
A, monitoring platform server send parameter request information, to ask the real-time status parameter of nuclear power generating equipment; Industrial data server receives described parameter request information; Industrial data server, according to the described parameter request information receiving, regularly sends real-time status parameter to monitoring platform server;
B, monitoring platform server obtain described real-time status parameter;
C, monitoring platform server compare described real-time status parameter or the value after computing and predefined threshold value, to determine whether, send alerting signal;
By mobile reception terminal, the mode of WEB webpage or mail is sent alerting signal;
When processing parameter, the history parameters of the same parameters of described real-time status parameter and nuclear power generating equipment is carried out to trend analysis, draw the Trend value of slope, then compare with predefined threshold value, when described Trend value surpasses described predefined threshold value, send alerting signal;
Described predefined threshold value is predefined value or limit user terminal in when access by having the right while setting up monitoring platform database, changes and establishes according to actual needs;
D, monitoring platform server deposit described real-time status parameter or the numerical value after computing and described alerting signal in database
E, user terminal, by access monitoring platform server, obtain the real-time status parameter of nuclear power generating equipment, receive alerting signal simultaneously; Monitoring platform server receives accessing request information, to sending accessing request information side, carries out authentication, when by checking, according to access rights, allows the described database of access.
2. a nuclear power generating equipment condition monitoring system, is characterized in that, comprise,
Industrial data server, for providing the real-time status parameter of nuclear power generating equipment state;
Monitoring platform server, for described real-time status parameter or the value after computing and predefined threshold value are compared, determines whether send alerting signal according to comparative result, thinks that a plurality of terminals provide nuclear power generating equipment status information;
User terminal, for monitoring platform server described in remote access with Real-Time Monitoring nuclear power generating equipment state with receive described alerting signal;
Mobile reception terminal, for receiving in real time described alerting signal;
Described monitoring platform server comprises,
Sending module, for regularly sending request the solicited message of the real-time status parameter of nuclear power generating equipment state;
Receiver module, for receiving the real-time status parameter of described nuclear power generating equipment state;
Processing module, for making comparisons described real-time status parameter and predefined threshold value; Or for the history parameters of the same parameters of described real-time status parameter and nuclear power generating equipment is carried out to trend analysis, draw the Trend value of slope, then compare with predefined threshold value;
Memory module, for storing real-time status parameter and history parameters and the document information of described nuclear power generating equipment state, the predefined threshold value of various nuclear power generating equipments, and storage is through the result parameter of described processing module processing;
Described sending module, while being also used in described real-time status parameter or described Trend value over corresponding threshold value, sends alerting signal;
Described receiver module, also for receiving the solicited message of described user terminal;
Described processing module also for verifying described user terminal identity, allows the described monitoring platform server of access when by checking;
Wherein said predefined threshold value is predefined value or limit user terminal in when access by having the right while setting up monitoring platform database, changes and establishes according to actual needs.
3. nuclear power generating equipment condition monitoring system according to claim 2, is characterized in that,
Described user terminal comprises,
Information sending module, for sending request remote access solicited message to described monitoring platform server;
Acquisition module, the various nuclear power generating equipment state parameters and the relevant historical trend chart-information that for obtaining described monitoring platform server, provide;
Display module, for the information that shows that described acquisition module obtains;
In described monitoring platform server,
Described sending module, also for sending described various nuclear power generating equipment state parameters and relevant historical trend chart-information to described user terminal.
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| CN201010514549.4A CN102456417B (en) | 2010-10-21 | 2010-10-21 | Method and system for nuclear power equipment state monitoring |
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| CN201010514549.4A CN102456417B (en) | 2010-10-21 | 2010-10-21 | Method and system for nuclear power equipment state monitoring |
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Address after: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee after: China General Nuclear Power Corporation Patentee after: Dayawan Nuclear Power Running Management Co., Ltd. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: China Guangdong Nuclear Power Group Co., Ltd. Patentee before: Dayawan Nuclear Power Running Management Co., Ltd. |
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Effective date of registration: 20181130 Address after: 518031 33rd Floor, Zhongguanghe Building, No. 2002 Shennan Avenue, Futian District, Shenzhen City, Guangdong Province Co-patentee after: Dayawan Nuclear Power Running Management Co., Ltd. Patentee after: China General Nuclear Power Corporation Co-patentee after: Guangdong Nuclear Power Joint Venture Co., Ltd Co-patentee after: Lingao Nuclear Power Co., Ltd. Address before: 518031 33rd Floor, Zhongguanghe Building, No. 2002 Shennan Avenue, Futian District, Shenzhen City, Guangdong Province Co-patentee before: Dayawan Nuclear Power Running Management Co., Ltd. Patentee before: China General Nuclear Power Corporation Co-patentee before: Guangdong Nuclear Power Joint Venture Co., Ltd |
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