CN106572180B - System and method for realizing transmission of dosage data of nuclear power plant from industrial network to management network - Google Patents
System and method for realizing transmission of dosage data of nuclear power plant from industrial network to management network Download PDFInfo
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- CN106572180B CN106572180B CN201610982803.0A CN201610982803A CN106572180B CN 106572180 B CN106572180 B CN 106572180B CN 201610982803 A CN201610982803 A CN 201610982803A CN 106572180 B CN106572180 B CN 106572180B
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Abstract
The invention relates to a system and a method for transmitting dosage data of a nuclear power plant from an industrial network to a management network. The system comprises an industrial network and a management network, wherein the industrial network comprises an internal interface server which is used for storing, coding, synchronizing and sending first data transmitted by a nuclear power plant dosage networking system, and the internal interface server is connected with the nuclear power plant dosage networking system; the management network comprises an external interface server which is used for receiving, decoding, storing and synchronizing second data transmitted from the internal interface server, and the external interface server is connected with the production management workflow system; the inner interface server is connected with and transmits TXT format data to the outer interface server through the one-way transmission module. By implementing the method, the one-way data transmission and updating from the industrial network to the management network are realized, so that the work orders can be finely classified on the nuclear power plant access control system, the corresponding work orders are generated more pertinently according to the actual use condition on site, and the dosage statistics is more accurate and finer.
Description
Technical Field
The invention relates to the field of nuclear power, in particular to a system and a method for transmitting dosage data of a nuclear power plant from an industrial network to a management network.
Background
The nuclear power plant divides the application network into two local area networks, namely an industrial network and a management network, in consideration of the aspect of data security. On one hand, dosage data mainly come from a nuclear power plant access control system (KZC), and nuclear power plant access control system systems of all bases are mutually isolated, so in order to integrate resources and data, the system data are uploaded to a nuclear power plant dosage networking system uniformly and regularly every day, the system is applied and deployed in an industrial network, and a used database is oracle.
On the other hand, the application system for generating and distributing the field task work order is completed by a production management workflow system, the production management workflow system is deployed in a management network, and the database used by the production management workflow system is DB 2. However, due to the physical isolation of the two systems, the current system architecture enables the KZC system to not realize fine classification of work orders, so that the dose statistical analysis is relatively extensive, the probability of the situation that field personnel misuse work codes is increased, and the phenomenon of mistaken brushing exists, for example, the worker A brushes the work codes which do not belong to the working range of the worker A.
If the corresponding work order is generated according to the actual field use condition in a targeted manner and the data of the work order is fed back to the production management workflow system, the data of the industrial network needs to be transmitted to the management network. However, the current industrial network and management network are two physically isolated networks, and for the safety of nuclear industry, the realization of transmitting the dosage data of the nuclear power plant from the industrial network to the management network must meet the regulations of related national regulatory departments, that is, only files in text format can be transmitted in one way, which limits the information interaction capacity between the systems and is inconvenient to manage.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a system and a method for transmitting dosage data of a nuclear power plant from an industrial network to a management network, aiming at the defect that the industrial network in the prior art cannot effectively transmit data to the management network.
The technical scheme adopted by the invention for solving the technical problems is as follows: constructing a system for realizing the transmission of dosage data of a nuclear power plant from an industrial network to a management network, wherein the industrial network comprises a nuclear power plant inlet and outlet control system and a nuclear power plant dosage networking system, the nuclear power plant inlet and outlet control system is connected with the nuclear power plant dosage networking system, the management network comprises a production management workflow system,
the industrial network further comprises an internal interface server, the internal interface server is connected with the nuclear power plant dosage networking system, and the internal interface server is used for storing, coding, synchronizing and sending first data transmitted by the nuclear power plant dosage networking system;
the management network further comprises an external interface server, the external interface server is connected with the production management workflow system, and the external interface server is used for receiving, decoding, storing and synchronizing second data transmitted from the internal interface server;
the system also comprises a one-way transmission module used for limiting the data transmission direction, and the inner interface server is connected with and transmits TXT format data to the outer interface server through the one-way transmission module.
In the system for implementing transmission of nuclear power plant dosage data from an industrial network to a management network according to the present invention, the internal interface server includes:
the device comprises a first data storage module for storing the first data, a first data synchronization module for determining the synchronization sequence and the synchronization content of the data, a timing sending module for determining the data synchronization time, and a data encoding module for encoding the first data according to a preset format.
In the system for implementing transmission of dosage data of a nuclear power plant from an industrial network to a management network, the external interface server includes:
the device comprises a second data storage module for storing the second data, a second data synchronization module for determining the synchronization sequence and the synchronization content of the data, a timing acquisition module for determining the data synchronization time, and a data decoding module for decoding the second data according to a preset format.
In the system for realizing the transmission of the dosage data of the nuclear power plant from the industrial network to the management network, the external interface server sends the processed data and the data modification information to the production management workflow system, and the production management workflow system modifies, deletes and merges the data according to the modification information.
In the system for realizing transmission of nuclear power plant dosage data from an industrial network to a management network, the first data comprises work order passing data generated by a nuclear power plant access control system and radiation dosage data recorded by a nuclear power plant dosage networking system;
the second data comprises operation information, personnel annual dosage information, interface data modification record information and system log information.
In addition, the invention also discloses a method for realizing the transmission of the nuclear power plant dosage data from the industrial network to the management network, which is applied to the system for realizing the transmission of the nuclear power plant dosage data from the industrial network to the management network and comprises the following steps:
s1: the nuclear power plant access control system records and stores work order passing data generated when workers enter and exit a nuclear power plant control area, and the work order passing data is transmitted to a nuclear power plant dosage networking system at regular time;
s2: the nuclear power plant dosage networking system standardizes the dosage data of the staff and the work order passing data to form first data, and transmits the first data to an internal interface server;
s3: the inner interface server processes the received first data, converts the first data into TXT format data, and transmits the TXT format data to the outer interface server through the one-way transmission module after being coded by the data coding module;
s4: the external interface server receives second data transmitted by the internal interface server, the data decoding module decodes the second data, and the decoded data is stored in a second data storage module of the external interface server.
The method for realizing the transmission of the dosage data of the nuclear power plant from the industrial network to the management network further comprises the following steps:
s5: the external server transmits and stores the processed data to a production management workflow system;
and the external server transmits the information marking state value for updating data to the production management workflow system, and the production management workflow system modifies, deletes and merges corresponding data according to the information marking state value.
The invention discloses a method for transmitting dosage data of a nuclear power plant from an industrial network to a management network, wherein a production management workflow system comprises the following fields: RWP encoding information, personnel information, threshold value information and alarm information.
The method for realizing the transmission of the nuclear power plant dosage data from the industrial network to the management network comprises the following steps of S3: and storing the first data to a first data storage module, and controlling a first data synchronization module to perform data synchronization through a timing sending module after the inner interface server processes the first data.
According to the method for realizing the transmission of the dosage data of the nuclear power plant from the industrial network to the management network, the second data comprises an intermediate table, and the intermediate table comprises operation data, annual dosage of personnel and interface data modification information;
the operation data comprises personnel information, nuclear power station information, RWP coding information, time information, threshold value information and alarm information;
the annual dose of the personnel comprises personnel information, annual dose information and time information;
the interface data modification information comprises modified classification, time and personnel information.
The system and the method for realizing the transmission of the dosage data of the nuclear power plant from the industrial network to the management network have the following beneficial effects: the system comprises an industrial network and a management network, wherein the industrial network comprises an internal interface server which is used for storing, coding, synchronizing and sending first data transmitted by a nuclear power plant dosage networking system, and the internal interface server is connected with the nuclear power plant dosage networking system; the management network comprises an external interface server which is used for receiving, decoding, storing and synchronizing second data transmitted from the internal interface server, and the external interface server is connected with the production management workflow system; the inner interface server is connected with and transmits TXT format data to the outer interface server through the one-way transmission module. By implementing the method, the one-way data transmission and updating from the industrial network to the management network are realized, so that the work orders can be finely classified on the nuclear power plant access control system, the corresponding work orders are generated more pertinently according to the actual use condition on site, and the dosage statistics is more accurate and finer.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic block diagram of a system for implementing nuclear power plant dosage data transfer from an industrial network to a management network in accordance with the present invention;
FIG. 2 is a schematic flow diagram of a method of implementing nuclear power plant dosage data transfer from an industrial network to a management network in accordance with the present invention;
FIG. 3 is a data transmission process diagram of a method for implementing nuclear power plant dosage data transmission from an industrial network to a management network according to the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, is a first embodiment of the present invention.
Fig. 1 is a schematic diagram of a system for transmitting data from an industrial network 10 to a management network 30 according to the present invention. The system for transmitting data from the industrial network 10 to the management network 30 disclosed in this embodiment includes: the industrial network 10 is connected with the management network 30 through the unidirectional transmission module 20, and unidirectional data transmission from the industrial network 10 to the management network 30 is realized. Specifically, the industrial network 10 includes a nuclear power plant access control system 101, a nuclear power plant dosage networking system 102, and an internal interface server 103, where the nuclear power plant access control system 101 is connected to the internal interface server 103 through the nuclear power plant dosage networking system 102; the management network 30 includes an external interface server 301 and a production management workflow system 302, and the external interface server 301 is connected to the production management workflow system 302. The internal interface server 103 in the industrial network 10 is connected to the external interface server 301 in the management network 30 via the unidirectional transmission module 20, so that the industrial network 10 is connected to the management network 30 via the unidirectional transmission module 20.
The nuclear power plant access control system 101 is used for recording passing data of workers entering and exiting a nuclear power plant control area, the passing data comprises worker information, work order information, operation related data and the like, the passing data is stored in a database of the nuclear power plant access control system 101, the passing data is transmitted to the nuclear power plant dose networking system 102 at regular time, and the nuclear power plant dose networking system 102 is used for recording radiation doses of the workers in the nuclear power plant control area and accumulated radiation doses of the workers, such as annual doses.
The internal interface server 103 is connected with the nuclear power plant dosage networking system 102, and the internal interface server 103 is used for storing, encoding, synchronizing and sending the first data transmitted by the nuclear power plant dosage networking system 102. The internal interface server 103 receives and stores traffic data including work order information transmitted from the nuclear plant access control system 101. In the process of distributing the work task, the work order is first generated in the management network 30, written into the nuclear power plant access control system 101 of the industrial network 10, and then transmitted back to the management network 30 after passing data is generated in the nuclear power plant access control system 101. Therefore, the first data includes work order passage data generated by the nuclear plant access control system 101 and radiation dose data recorded by the nuclear plant dose networking system 102.
Specifically, the internal interface server 103 includes: a first data storage module 1031, a first data synchronization module 1032, a timing transmission module 1033, and a data encoding module 1034, wherein,
the first data storage module 1031 is used for storing first data, and the first data storage module 1031 may be implemented by one or more storage components. Herein, the storage element may be, but is not limited to, a memory or a buffer. Memory may be, for example, Read-Only Memory (ROM), Random Access Memory (RAM), volatile Memory, persistent Memory, static Memory, volatile Memory, flash Memory, and/or any device that stores digital information.
The first data synchronization module 1032 is configured to determine a synchronization order and synchronization content of the data, where not all the data in the data received by the internal interface server 103 need to be synchronized, and select a part of the data for synchronization according to a work requirement of the management network 30; meanwhile, the synchronization order of the data is set in the synchronization process. The internal interface server 103 and the external interface server 301 are synchronized by using a crossover time, and the synchronization content includes annual dose information, job information, and the like.
The timing transmission module 1033 is configured to determine data synchronization time, and after the internal interface server 103 receives the first data processed according to the preset algorithm, the data is not transmitted in real time, because the transmission from the industrial network 10 to the management network 30 in this embodiment is unidirectional transmission, which is different from data transmission between the general internet, and work order passing data and the like are not updated in real time, this embodiment employs a timing data transmission mechanism, and the synchronization time interval is set as required, which is not limited herein.
The data encoding module 1034 is configured to encode the first data according to a preset format, in this embodiment, in order to meet the requirements of the national relevant regulatory department on the safety of the nuclear power plant, the operation-related data in the first data, such as the personnel information, the power station information, the RWP encoding information, the time information, the threshold information, the alarm information, and the like, is selected and converted into a TXT format file, and the TXT format file after the conversion is sent out through the timing sending module 1033 and is transmitted to the external interface server 301 through the unidirectional transmission module 20.
The external interface server 301 is connected with the production management workflow system 302, and the external interface server 301 is used for receiving, decoding, storing and synchronizing the second data transmitted from the internal interface server 103; the second data comprises operation information, personnel annual dosage information, interface data modification record information and system log information. The external interface server 301 includes: a second data storage module 3011, a second data synchronization module 3012, a timing acquisition module 3013, and a data decoding module 3014, wherein,
the second data storage module 3011 is used to store second data, and the second data storage module 3011 may be implemented by one or more storage components. Herein, the storage element may be, but is not limited to, a memory or a buffer. Memory may be, for example, Read-Only Memory (ROM), Random Access Memory (RAM), volatile Memory, persistent Memory, static Memory, volatile Memory, flash Memory, and/or any device that stores digital information.
The second data synchronization module 3012 is configured to determine a synchronization order and synchronization content of the data; in the data received by the external interface server 301, not all the data need to be synchronized, and according to the work requirements of the external interface server 301 and the production management workflow system 302, part of the data is selected for synchronization, and meanwhile, the synchronization sequence of the data is set in the synchronization process. The internal interface server 103 and the external interface server 301 are synchronized by using a crossover time, and the synchronization content includes annual dose information, job information, and the like.
The timing acquisition module 3013 is configured to determine a data synchronization time. After the external interface server 301 receives and processes the second data according to the preset algorithm, the data is not immediately synchronized in real time, but a timing synchronization mechanism is adopted, and the synchronization time interval is set as required, which is not limited herein.
The data decoding module 3014 is configured to decode the second data according to a preset format, where the preset format for decoding in the external interface server 301 corresponds to the data encoding module 1034 in the internal interface server 103. In this embodiment, in order to meet the requirements of the national relevant regulatory department on the safety of the nuclear power plant, the internal interface server 103 selects operation-related data such as personnel information, power station information, RWP coding information, time information, threshold information, alarm information, and the like in the first data to convert the data into a TXT format file, constructs the data according to a certain data structure during conversion, transmits the converted TXT format file through the timing transmitting module 1033, and transmits the TXT format file to the external interface server 301 through the unidirectional transmission module 20. After receiving the second data, the external interface server 301 extracts the data according to a preset data structure, and restores the TXT format file to the original form.
The unidirectional transmission module 20 is used for limiting the data transmission direction and monitoring the format of the transmission data, the inner interface server 103 is connected with the unidirectional transmission module 20 and transmits the TXT format data to the outer interface server 301, and the unidirectional transmission module 20 monitors the data transmission process, so as to ensure that the transmission process meets the relevant regulations and is stable and reliable.
In the system for transmitting data from the industrial network 10 to the management network 30 according to the present invention, the external interface server 301 sends the processed data and the data modification information to the production management workflow system 302, where the data modification information includes corresponding information flag state values, and different information flag state values indicate that different operations are performed on the data, for example, U represents modified dose data, D represents deleted dose data, and C represents merger information. The production management workflow system 302 performs update operations such as modification, deletion, combination, and the like on the data according to the modification information. For example, when personnel information, dosage data, etc. of the industrial network 10 are changed, the corresponding state of the data is changed, and the data is automatically updated on the server of the production management workflow system 302 after being searched by the production management workflow system 302, so that the data update is completed.
As shown in fig. 2, is a second embodiment of the present invention.
Fig. 2 is a flow chart illustrating a method for transmitting data from the industrial network 10 to the management network 30 according to the present invention. The method for transmitting data from the industrial network 10 to the management network 30 is applied to the system for transmitting data from the industrial network 10 to the management network 30, and the system for transmitting data from the industrial network 10 to the management network 30 disclosed in the present embodiment includes: the industrial network 10 is connected with the management network 30 through the unidirectional transmission module 20, and unidirectional data transmission from the industrial network 10 to the management network 30 is realized. Specifically, the industrial network 10 includes a nuclear power plant access control system 101, a nuclear power plant dosage networking system 102, and an internal interface server 103, where the nuclear power plant access control system 101 is connected to the internal interface server 103 through the nuclear power plant dosage networking system 102; the management network 30 includes an external interface server 301 and a production management workflow system 302, and the external interface server 301 is connected to the production management workflow system 302. The internal interface server 103 in the industrial network 10 is connected to the external interface server 301 in the management network 30 via the unidirectional transmission module 20, so that the industrial network 10 is connected to the management network 30 via the unidirectional transmission module 20. The method comprises the following steps:
s1: the nuclear power plant access control system 101 records and stores work order passing data generated when workers access the nuclear power plant control area, and the work order passing data is transmitted to the nuclear power plant dosage networking system 102 at regular time. The nuclear power plant access control system 101 is used for recording the passing data of workers entering and exiting the nuclear power plant control area, wherein the passing data comprises worker information, work order information, operation related data and the like, storing the passing data in a database of the nuclear power plant access control system 101, and transmitting the passing data to the nuclear power plant dosage networking system 102 at regular time.
S2: the nuclear power plant dosage networking system 102 standardizes dosage data of workers and work order passing data to form first data, and transmits the first data to the internal interface server 103; the nuclear power plant dosimetry networking system 102 is used to record the radiation dose to which a worker is exposed in a nuclear power plant control area and the cumulative radiation dose to the worker, such as the annual dose. Because the access control systems of different nuclear power plants are isolated from each other, and the data formats are different, for convenient centralized management and control, the nuclear power plant dosage networking system 102 collects the dosage data of each power plant regularly, and carries out standardized processing on the data of different nuclear power plants.
S3: the internal interface server 103 processes the received first data, converts the data into TXT format data, encodes the TXT format data by the data encoding module 1034, and transmits the TXT format data to the external interface server 301 through the unidirectional transmission module 20. The internal interface server 103 is connected with the nuclear power plant dosage networking system 102, and the internal interface server 103 is used for storing, encoding, synchronizing and sending the first data transmitted by the nuclear power plant dosage networking system 102. The internal interface server 103 receives and stores the traffic data including the work order information transmitted from the nuclear power plant access control system 101, and during the work task allocation process, the work order is first generated in the management network 30, written into the nuclear power plant access control system 101 of the industrial network 10, and then transmitted back to the management network 30 after the traffic data is generated in the nuclear power plant access control system 101. Therefore, the first data includes work order passage data generated by the nuclear plant access control system 101 and radiation dose data recorded by the nuclear plant dose networking system 102.
Step S3 further includes: the first data is stored in the first data storage module 1031, and after the internal interface server 103 processes the first data, the timing transmission module 1033 controls the first data synchronization module 1032 to perform data synchronization.
The unidirectional transmission module 20 is used for limiting the data transmission direction and monitoring the format of the transmission data, the inner interface server 103 is connected with the unidirectional transmission module 20 and transmits the TXT format data to the outer interface server 301, and the unidirectional transmission module 20 monitors the data transmission process, so as to ensure that the transmission process meets the relevant regulations and is stable and reliable.
S4: the external interface server 301 receives the second data transmitted from the internal interface server 103, and the data decoding module 3014 decodes the second data and stores the decoded data in the second data storage module 3011 of the external interface server 301.
The second data comprises an intermediate table, and the intermediate table comprises operation data, personnel annual dosage and interface data modification information;
the operation data comprises personnel information, nuclear power station information, RWP coded information, time information, threshold value information and alarm information;
the annual dosage of the personnel comprises personnel information, annual dosage information and time information;
the interface data modification information comprises modified classification, time and personnel information.
S5: the external server transmits and stores the processed data to the production management workflow system 302;
the external server transmits the information mark state value for updating the data to the production management workflow system 302, and the production management workflow system 302 modifies, deletes and merges the corresponding data according to the information mark state value.
In the method for transmitting data from the industrial network 10 to the management network 30, the production management workflow system 302 includes the following fields: RWP encoding information, personnel information, threshold value information and alarm information.
Referring now to fig. 3, fig. 3 is a schematic diagram of a data transmission process of the method for transmitting data from the industrial network 10 to the management network 30 according to the present invention.
In fig. 3, the following flag states are specified:
1) modifying the dose data: u flag state
2) Deletion dosage data: d marks the state
3) Merging the personnel information: c mark state
When the information change occurs, the corresponding information flag state value is transmitted to the production management workflow system 302, and the production management workflow system 302 modifies, deletes, and merges the corresponding data.
The method comprises the following steps: the person used a RWP code of 00000501 in the 2016-01-0108: 00:00 entry control region and in the 2016-01-0110: 00:00 exit control region, resulting in a co-generated dose in this record of 0.030mSv, with a maximum dose rate of 1.1 mSv/h. Where mSv/h is the radioactive dose rate unit of the radiation.
Step two: the records of the personnel including the entry into the control area and the exit from the control area are stored in the database of the production management workflow system 302, and the data are transmitted to the nuclear power plant dosage networking system 102 at regular time, and then transmitted to the internal interface server 103 from the database of the nuclear power plant dosage networking system 102, the internal interface server 103 writes the data into the first storage module, the data are encoded by the data encoding module 1034, and then the data synchronization module is driven by the timing transmission module 1033 to perform data synchronization.
Step three: the timing acquisition module 3013 of the external interface server 301 drives the data synchronization module, decodes the received data by the data decoding module 3014, and then writes the decoded data into the second storage module.
Step four: the production management workflow system 302 will synchronously write the data in the external interface server 301 into its storage module by the timing synchronization module. When data updating, deleting and merging operations are carried out, the data marked with the 'data updating' mark are updated, deleted and merged.
In conclusion, by implementing the invention, the unidirectional data transmission and update from the industrial network 10 to the management network 30 are realized, so that the work orders can be finely classified on the nuclear power plant access control system 101, the corresponding work orders are generated more specifically according to the actual use conditions on site, and the dosage statistics is more accurate and finer.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (2)
1. A system for transmitting dosage data of a nuclear power plant from an industrial network to a management network, wherein the industrial network comprises a nuclear power plant inlet and outlet control system and a nuclear power plant dosage networking system, the nuclear power plant inlet and outlet control system is connected with the nuclear power plant dosage networking system, the management network comprises a production management workflow system, and is characterized in that,
the industrial network further comprises an internal interface server, the internal interface server is connected with the nuclear power plant dosage networking system, and the internal interface server is used for storing, coding, synchronizing and sending first data transmitted by the nuclear power plant dosage networking system; the first data comprises work order passing data generated by the nuclear power plant access control system and radiation dosage data recorded by the nuclear power plant dosage networking system, and the work order passing data comprises staff information, work order information and operation related data;
the management network further comprises an external interface server, the external interface server is connected with the production management workflow system, and the external interface server is used for receiving, decoding, storing and synchronizing second data transmitted from the internal interface server; the second data comprises operation information, personnel annual dosage information, interface data modification record information and system log information;
the system also comprises a one-way transmission module used for limiting the data transmission direction and monitoring the format of the transmission data, and the inner interface server is connected with and transmits TXT format data to the outer interface server through the one-way transmission module; the unidirectional transmission module monitors the data transmission process to ensure that the transmission process conforms to relevant regulations;
the internal interface server includes: the device comprises a first data storage module, a first data synchronization module, a timing sending module and a data encoding module, wherein the first data storage module is used for storing the first data, the first data synchronization module is used for determining the synchronization sequence and the synchronization content of the data, the timing sending module is used for determining the data synchronization time, and the data encoding module is used for encoding the first data according to a preset format; the data encoding module converts the first data into a TXT format file;
the external interface server includes: the second data storage module is used for storing the second data, the second data synchronization module is used for determining the synchronization sequence and the synchronization content of the data, the timing acquisition module is used for determining the data synchronization time, and the data decoding module is used for decoding the second data according to a preset format; the data decoding module restores the TXT file into an original table;
the internal interface server and the external interface server adopt cross time synchronization, the external interface server sends processed data and data modification information to the production management workflow system, and the production management workflow system modifies, deletes and merges the data according to the modification information; the data modification information comprises corresponding information marking state values, and different information marking state values represent that different operations are taken on the data.
2. A method for realizing transmission of nuclear power plant dosage data from an industrial network to a management network, which is applied to the system for realizing transmission of nuclear power plant dosage data from an industrial network to a management network in claim 1, and comprises:
s1: the nuclear power plant access control system records and stores work order passing data generated when workers enter and exit a nuclear power plant control area, and the work order passing data is transmitted to a nuclear power plant dosage networking system at regular time;
s2: the nuclear power plant dosage networking system standardizes the dosage data of the staff and the work order passing data to form first data, and transmits the first data to an internal interface server;
s3: the inner interface server processes the received first data, converts the first data into TXT format data, and transmits the TXT format data to the outer interface server through the one-way transmission module after being coded by the data coding module; the step S3 includes: storing the first data into a first data storage module, and controlling a first data synchronization module to perform data synchronization through a timing sending module after the inner interface server processes the first data;
s4: the external interface server receives second data transmitted by the internal interface server, and the data decoding module decodes the second data and stores the decoded data to a second data storage module of the external interface server; the second data comprises an intermediate table, and the intermediate table comprises operation data, personnel annual dosage and interface data modification information; the operation data comprises personnel information, nuclear power station information, RWP coding information, time information, threshold value information and alarm information; the annual dose of the personnel comprises personnel information, annual dose information and time information; the interface data modification information comprises modified classification, time and personnel information;
s5: the external server transmits and stores the processed data to a production management workflow system;
the external server transmits an information marking state value used for updating data to the production management workflow system, and the production management workflow system modifies, deletes and merges corresponding data according to the information marking state value, and the production management workflow system comprises fields: RWP encoding information, personnel information, threshold value information and alarm information.
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| CN109472395B (en) * | 2018-10-15 | 2021-04-02 | 中广核(深圳)运营技术与辐射监测有限公司 | Radiation dose prediction method and terminal during nuclear power station overhaul |
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