CN104916339A - Nuclear power plant emergency state diagnosis system and diagnosis method - Google Patents
Nuclear power plant emergency state diagnosis system and diagnosis method Download PDFInfo
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- CN104916339A CN104916339A CN201510192921.7A CN201510192921A CN104916339A CN 104916339 A CN104916339 A CN 104916339A CN 201510192921 A CN201510192921 A CN 201510192921A CN 104916339 A CN104916339 A CN 104916339A
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- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses a nuclear power plant emergency state diagnosis system and an emergency sate diagnosis method. The system comprises a data input module for receiving data, representing a safety sate of a nuclear power plant, and user input information, a storage module for storing system data of the nuclear power plant, a diagnosis module for performing a logical judgment according to the nuclear power plant state data or the user input information to obtain a diagnosis result of a current state of the nuclear power plant, a guide module for performing a logical judgment according to the diagnosis result to obtain data to which attention should be further payed and then to search a next operation suggestion, and a display module for displaying the diagnosis result, the data to which the attention should be further payed and the next operation suggestion. The system and method can rapidly give a suggestion for the nuclear power plant emergency state grade, other indications and parameters which a user should continuously concern and which represent the nuclear power plant safety sate, and the next operation suggestion; and a more timely, objective and accurate emergency state grade diagnosis result is provided for a nuclear power plant accident emergency command reference.
Description
Technical field
The present invention relates to nuclear power plant's Emergency Planning & Preparedness technical field, particularly, relate to a kind of nuclear power plant emergency rating diagnostic system and emergency rating diagnostic method.
Background technology
For the decision-making of nuclear power plant's Nuclear Accident Emergency, current China judges that system mainly comprises two aspects: one is carry out accident diagnosis based on the npp safety parameter monitoring, and to " event/accident diagnosis system " that the emergency operation code that operator should carry out judges; Two is carry out Radiological Consequences prediction based on accident radio nuclide source terms and weather data, and correspondence take hidden, withdraw, take the crystalline flake of iodine, keep away " decision support system for emergency response " that the intervening measure such as to move and judge.
Because the emergency status levels starting condition of nuclear power plant of China and emergency action level are present with the form of matrix table substantially, but each recognition category, between starting condition and emergency action level, there is more complicated logical relation, and along with the progress of nuclear power plant's nuclear accident, this logical relation is more complicated.When there is nuclear accident in nuclear power plant, emergency command needs to judge to come by the logical relation of form to this complexity looking into matrix table the emergency status levels that definite kernel power plant should enter, the judgement that the artificial judgment mode of this subjectivity makes emergency command do to make mistake possibly or miss the Best Times announcing emergency status levels, cause solving too much dependence emergency command when nuclear accident occurs in nuclear power plant subjective, cannot timely, objective, the problem of carrying out emergency status levels judgement exactly.
Summary of the invention
Technical matters to be solved by this invention is the above-mentioned deficiency overcoming prior art, a kind of nuclear power plant's emergency rating diagnostic system being exclusively used in emergency command is provided, the emergency status levels that this nuclear power plant's emergency rating diagnostic system should enter when there is nuclear accident to nuclear power plant based on nuclear power plant's emergency status levels starting condition and emergency action level judges, and core and the possible progress of radiation accident are made a prediction point out, present invention also offers nuclear power plant's emergency rating diagnostic method.
The present invention's adopted technical scheme that solves the problem is:
Nuclear power plant's emergency rating diagnostic system, comprising:
Data input module, for receiving nuclear power plant's status data and the user's input information of indication npp safety state;
Memory module, for storing the system data of nuclear power plant's emergency rating diagnosis, system data comprises Initiating condition and emergency action level matrix, specialist paper, emergency operation code, system handbook, warning handbook, software introduction, use operation are demonstrated, and prestores in a storage module;
Diagnostic module, carries out Logic judgment for nuclear power plant's status data of receiving according to data input module or user's input information, obtains the diagnostic result of starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state;
Guide module, Logic judgment is carried out for the diagnostic result according to diagnostic module, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels;
Display module, the data that should pay close attention to further that diagnostic result and guide module for showing diagnostic module acquisition obtain and next step suggestion for operation.
Further, above-mentioned nuclear power plant emergency rating diagnostic system also comprises:
Alarm module, the current emergency status levels output alarm signal of the nuclear power plant for drawing according to diagnostic module, drives the phonetic alarm device that is connected with this system and/or light warning device to provide voice and/or light flash for prompting;
Logging modle, for recording user operation on this system;
Data outputting module, for exporting data according to user's request.
Further, described system data comprises Initiating condition and emergency action level matrix, emergent guide data; Described emergent guide data comprises emergency operation code, warning handbook.
Further, described diagnostic module comprise further recognition category judge module, starting condition judge module, emergency action level search module, emergency status levels diagnosis output module:
Recognition category judge module, for judge receive nuclear power plant's status data or user's input information belonging to recognition category;
Starting condition judge module, the nuclear power plant's status data received for judgement further in affiliated recognition category or the starting condition belonging to user's input information;
Emergency action level searches module, the emergency action level that nuclear power plant's status data or user's input information for searching reception under affiliated starting condition are further corresponding;
Emergency status levels diagnosis output module, judges emergency status levels belonging to emergency rating according to the nuclear power plant's status data received or emergency action level corresponding to user's input information and exports to user.
Further, described guide module comprise further to accident be in progress predict accident forecast module, emergency status levels is changed to the emergency status levels prediction module predicted.
Nuclear power plant's emergency rating diagnostic method, comprises the following steps:
S1, reception nuclear power plant's status data or user's input information;
S2, carry out Logic judgment according to the nuclear power plant's status data received or user's input information, obtain the diagnostic result of starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state;
S3, carry out Logic judgment according to the diagnostic result in step S2, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels;
S4, diagnostic result, the data that should pay close attention to further and next step suggestion for operation are shown to user.
Further, in step S2, when the current emergency status levels of the nuclear power plant that diagnostic module draws, output alarm signal drives phonetic alarm device and/or light warning device to report to the police.
Further, step S2 specifically comprises the following steps:
S21, judge nuclear power plant's status data of receiving or the recognition category belonging to user's input information, described recognition category comprises: system failure class, fission product barrier lose the discharge of class, abnormal radiation level and radioactive effluent class, the disaster affecting npp safety and other event class;
S22, the starting condition in affiliated recognition category to be searched for one by one, judge nuclear power plant's status data of receiving or the starting condition belonging to user's input information;
S23, the emergency action level in affiliated starting condition to be searched for one by one, search the emergency action level that nuclear power plant's status data of receiving or user's input information meet;
The emergency status levels diagnostic result that the emergency action level found in S24, output step S23 is corresponding, this emergency status levels comprises: emergency standby, factory building are emergent, place is emergent, off site emergency.
Further, step S3 specifically comprises the following steps:
S31, progress according to the diagnostic result prediction accident provided in step S2;
S32, progress according to prediction accident, the emergency status levels change of prediction accident, judges the recognition category, starting condition, the emergency action level that need to pay close attention to further.
After the present invention receives nuclear power plant's status data or user's input information, according to the Logic judgment be stored in diagnostic module, namely, the equivalence that may exist between each recognition category, starting condition, emergency action level, the relation such as important, relevant, the data of sign npp safety state receive data input module or user's input information judge, provide the diagnostic result of the current emergency status levels of nuclear power plant; And then according to the Logic judgment be stored in guide module, namely, the equivalence that may exist between each recognition category, starting condition, emergency action level, the relation such as important, relevant, to the prediction of accident progress, provide the prediction of nuclear power plant's emergency status levels change and need recognition category, starting condition, the emergency action level of concern further.
The invention has the beneficial effects as follows:
1, the present invention can provide the suggestion of nuclear power plant's emergency status levels within a few second, the false judgment that minimizing Artificial Diagnosis may cause and time delays, there is provided more timely, objective, emergency status levels diagnostic result accurately, make emergency command can judge that rapidly nuclear power plant is the need of the grade entering emergency rating, emergency rating according to the suggestion of this system;
2, the present invention can also provide other instruction of the sign npp safety state that should continue to pay close attention to and the suggestion of parameter, for nuclear power plant Nuclear Accident Emergency commander reference, more intelligent and objective.
Accompanying drawing explanation
The process flow diagram of Fig. 1 nuclear power plant emergency rating diagnostic method.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the present invention's do, but embodiments of the present invention are not limited thereto.
Embodiment 1:
Nuclear power plant's emergency rating diagnostic system, comprises data input module, memory module, diagnostic module, guide module and display module:
Data input module, for receiving the nuclear power plant's status data and user's input information that characterize npp safety state, this nuclear power plant's status data comprises the reading of each instrument in nuclear power plant, whether the state of equipment, outside the venue measurable parameter, indivedual certifiable event, the result of analysis, emergency operation code enable the external data that should enter the situation of emergency rating etc. with other; Nuclear power plant's emergency rating diagnostic system has two kinds of data entry modes, one receives above-mentioned nuclear power plant status data, another kind is the information receiving the input of user scene, receive the information of user scene input, this system can be supported, and user's direct input nucleus power plant status data is to carry out follow-up judgement, can thus support be used for simulation, training, research.
Memory module, for storing the system data of nuclear power plant's emergency rating diagnosis, this system data is mainly used in diagnosis and the prediction of nuclear power plant's emergency rating, comprise Initiating condition and emergency action level matrix, emergent guide data, this emergent guide data comprises all correlation reports and the chart data such as Initiating condition and emergency action level specialist paper, emergency operation code, system handbook, warning handbook further, all right storing software introduction further of memory module, use operation demonstration; Aforementioned system data in advance stores in a storage module, and follow-up diagnosis module and guide module, when carrying out Logic judgment, all need to call the system data in this memory module.
Diagnostic module, carries out Logic judgment for nuclear power plant's status data of receiving according to data input module or user's input information, obtains the diagnostic result of the data such as starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state.
Guide module, Logic judgment is carried out for the diagnostic result according to diagnostic module, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels.
Display module, the data that should pay close attention to further that diagnostic result and guide module for showing diagnostic module acquisition obtain and next step suggestion for operation.
In the present embodiment, the logic judging the current emergency rating of nuclear power plant is stored in diagnostic module, this logic is nuclear power plant's status data or user's input information and the equivalence that may exist between each recognition category, starting condition, emergency action level, the relation such as important, relevant, diagnostic module adopts this logic to judge the data of the sign npp safety state that data input module receives or user's input information, provides the diagnostic result of the current emergency status levels of nuclear power plant;
The logic of prediction nuclear power plant accident progress is stored in guide module, this logic is each recognition category, starting condition, emergency action level are upgraded to emergency rating, demote, stop equivalence that boundary condition may exist, the relation such as important, relevant, the prediction that guide module is in progress to accident according to this logic, provides the prediction of nuclear power plant's emergency status levels change and needs recognition category, starting condition, the emergency action level of concern further.
The logic of the prediction nuclear power plant accident progress stored in the logic of the current emergency rating of judgement nuclear power plant stored in above-mentioned diagnostic module, guide module is logic conventional in prior art, repeats no more in the present embodiment to this.
Embodiment 2:
On the basis of embodiment 1, in the present embodiment, nuclear power plant's emergency rating diagnostic system, also comprises:
Alarm module, for the nuclear power plant's current emergency status levels diagnostic result output alarm signal drawn according to diagnostic module, alerting signal drives the phonetic alarm device that is connected with this system and/or light warning device to provide voice and/or light flash for prompting;
Logging modle, for recording user operation on this system, this record can be undertaken exporting and printing by the form of text;
Data outputting module, for exporting data according to user's request.
Embodiment 3:
On the basis of embodiment 1 or embodiment 2, the diagnostic module in the present embodiment comprises further: recognition category judge module, starting condition judge module, emergency action level search module, emergency status levels diagnosis output module:
Recognition category judge module, for judge receive nuclear power plant's status data or user's input information belonging to recognition category;
Starting condition judge module, the nuclear power plant's status data received for judgement further in affiliated recognition category or the starting condition belonging to user's input information;
Emergency action level searches module, the emergency action level that nuclear power plant's status data or user's input information for searching reception under affiliated starting condition are further corresponding;
Emergency status levels diagnosis output module, judges grade belonging to emergency rating according to the nuclear power plant's status data received or emergency action level corresponding to user's input information and exports to user.
Guide module comprises the accident forecast module of the prediction to accident progress, the emergency status levels prediction module to the prediction of emergency status levels change further.
[embodiment of the method]
As shown in Figure 1, nuclear power plant's emergency rating diagnostic method, comprises the following steps:
S1, reception nuclear power plant's status data and user's input information;
S2, carry out Logic judgment according to the nuclear power plant's status data received or user's input information, obtain the diagnostic result of the data such as starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state;
S3, carry out Logic judgment according to the diagnostic result in step S2, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels;
S4, diagnostic result, the data that should pay close attention to further and next step suggestion for operation are shown to user;
S5, according to user's request export data.
Wherein, in step S1, nuclear power plant's status data comprise each instrument reading, the state of certain equipment, outside the venue measurable parameter, indivedual certifiable event, the result of analysis, whether emergency operation code enables or other should enter the data such as the situation of emergency rating;
The system data that Logic judgment in step S2 mainly calls according to reception nuclear power plant's status data or user's input information the nuclear power plant stored in memory module carries out logical calculated and judgement, obtain diagnostic result, aforementioned system data include but not limited to Initiating condition and emergency action level matrix.
In addition, when the current emergency rating of the nuclear power plant that diagnostic module draws, output alarm signal drives phonetic alarm device and/or light warning device to provide voice and/or flash for prompting is reported to the police, such as, drive audible-visual annunciator.
In step S3, obtain the data should paid close attention to further along with the progress of nuclear accident, and Logic judgment when searching next step suggestion for operation not only needing the diagnostic result in integrating step S2, also needing said system data in conjunction with storing in memory module and emergent guide data, this emergent guide data comprises all correlation reports and the chart data such as Initiating condition and emergency action level specialist paper, emergency operation code, system handbook, warning handbook.
Further, step S2 specifically comprises the following steps:
S21, judge which recognition category nuclear power plant's status data that data input module receives or user's input information belong to, described recognition category comprises system failure class, fission product barrier loses the discharge of class, abnormal radiation level and radioactive effluent class, the disaster affecting npp safety and other event class;
S22, the starting condition in affiliated recognition category to be searched for one by one, judge which starting condition nuclear power plant's status data of receiving or user's input information belong to;
S23, the emergency action level in affiliated starting condition to be searched for one by one, judge which emergency action level nuclear power plant's status data of receiving or user's input information meet;
S24, provide emergency status levels diagnostic result corresponding to this action level, described emergency status levels comprise emergency standby, factory building is emergent, place is emergent, off site emergency.
Below illustrate and step S2 be described in detail:
In step S21, to judge according to the nuclear power plant's status data received or user's input information, suppose to judge that recognition category is as recognition category S: the system failure;
Then in step S22, search for coupling one by one in the starting condition of system failure class, judge which starting condition is input data belong to, if starting condition is judged to be SU4: fuel can is demoted;
Then in step S23, at SU4: the emergency action level in fuel can degradation searches for coupling one by one, and accessing the affiliated emergency action level obtained is EAL1-SU4: reactor coolant I-131 equivalent proportion activity reaches 3.7E10Bq/t;
Then in step S24, provide activity levels EAL1-SU4: reactor coolant I-131 equivalent proportion activity reaches emergency status levels corresponding to 3.7E10Bq/t, and this emergency status levels is emergency standby.
Further, step S3 specifically comprises the following steps:
S31, progress according to the diagnostic result prediction accident provided in step S2, such as, provide affiliated emergency action level in step S23 for " EAL1-SU4: reactor coolant I-131 equivalent proportion activity reaches 3.7E10Bq/t ", then providing prediction accident progress in step S31 may be " reactor coolant activity raises further ";
S32, according to the prediction accident progress provided in step S31, judge the recognition category needing to pay close attention to further, starting condition, emergency action level, such as, according to the accident evolution prediction result " reactor coolant activity raises further " in S31 example, provide in step S32 " affiliated recognition category (recognition category F: fission product barrier lose) → affiliated starting condition (FA1: containment and reactor coolant loop pressure boundary barrier complete time, the potential forfeiture of fuel can barrier or forfeiture) → affiliated emergency action level (EAL1-FA1, EAL2-FA1, EAL3-FA1, EAL4-FA1) suggestion ", and provide and " pay close attention to EAL2-FA1, nuclear power plant may be upgraded to factory building further and meet an urgent need " suggestion.
The present invention not only can judge rapidly the emergency status levels residing for nuclear power plant, the suggestion of nuclear power plant's emergency status levels is provided within a few second, the false judgment that minimizing Artificial Diagnosis may cause and time delays, there is provided more timely, objective, emergency status levels diagnostic result accurately, make to instruct emergency command can judge that rapidly nuclear power plant is the need of entering emergency rating according to the suggestion of this system, the grade of emergency rating, and can should continue other instruction of the sign npp safety state paid close attention to and the suggestion of parameter to user, for nuclear power plant Nuclear Accident Emergency commander reference.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (9)
1. nuclear power plant's emergency rating diagnostic system, is characterized in that, comprising:
Data input module, for receiving nuclear power plant's status data and the user's input information of indication npp safety state;
Memory module, for storing the system data of nuclear power plant's emergency rating diagnosis;
Diagnostic module, carries out Logic judgment for nuclear power plant's status data of receiving according to data input module or user's input information, obtains the diagnostic result of starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state;
Guide module, Logic judgment is carried out for the diagnostic result according to diagnostic module, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels;
Display module, the data that should pay close attention to further that diagnostic result and guide module for showing diagnostic module acquisition obtain and next step suggestion for operation.
2. nuclear power plant according to claim 1 emergency rating diagnostic system, is characterized in that, also comprise:
Alarm module, the current emergency status levels output alarm signal of the nuclear power plant for drawing according to diagnostic module, drives the phonetic alarm device that is connected with this system and/or light warning device to provide voice and/or light flash for prompting;
Logging modle, for recording user operation on this system;
Data outputting module, for exporting data according to user's request.
3. nuclear power plant according to claim 1 and 2 emergency rating diagnostic system, is characterized in that, described system data comprises Initiating condition and emergency action level matrix, emergent guide data; Described emergent guide data comprises emergency operation code, warning handbook.
4. nuclear power plant according to claim 1 and 2 emergency rating diagnostic system, it is characterized in that, described diagnostic module comprise further recognition category judge module, starting condition judge module, emergency action level search module, emergency status levels diagnosis output module:
Recognition category judge module, for judge receive nuclear power plant's status data or user's input information belonging to recognition category;
Starting condition judge module, the nuclear power plant's status data received for judgement further in affiliated recognition category or the starting condition belonging to user's input information;
Emergency action level searches module, the emergency action level that nuclear power plant's status data or user's input information for searching reception under affiliated starting condition are further corresponding;
Emergency status levels diagnosis output module, judges emergency status levels belonging to emergency rating according to the nuclear power plant's status data received or emergency action level corresponding to user's input information and exports to user.
5. nuclear power plant according to claim 1 and 2 emergency rating diagnostic system, it is characterized in that, described guide module comprise further to accident be in progress predict accident forecast module, emergency status levels is changed to the emergency status levels prediction module predicted.
6. nuclear power plant's emergency rating diagnostic method, is characterized in that, comprises the following steps:
S1, reception nuclear power plant's status data or user's input information;
S2, carry out Logic judgment according to the nuclear power plant's status data received or user's input information, obtain the diagnostic result of starting condition, emergency action level and the emergency status levels included under nuclear power plant's current state;
S3, carry out Logic judgment according to the diagnostic result in step S2, obtain the data should paid close attention to further along with the progress of nuclear accident, and search next step suggestion for operation, these data paid close attention to further comprise starting condition, emergency action level and emergency status levels;
S4, diagnostic result, the data that should pay close attention to further and next step suggestion for operation are shown to user.
7. nuclear power plant according to claim 6 emergency rating diagnostic method, is characterized in that, in step S2, when the current emergency status levels of the nuclear power plant that diagnostic module draws, output alarm signal drives phonetic alarm device and/or light warning device to report to the police.
8. the nuclear power plant's emergency rating diagnostic method according to claim 6 or 7, it is characterized in that, step S2 specifically comprises the following steps:
S21, judge nuclear power plant's status data of receiving or the recognition category belonging to user's input information, described recognition category comprises: system failure class, fission product barrier lose the discharge of class, abnormal radiation level and radioactive effluent class, the disaster affecting npp safety and other event class;
S22, the starting condition in affiliated recognition category to be searched for one by one, judge nuclear power plant's status data of receiving or the starting condition belonging to user's input information;
S23, the emergency action level in affiliated starting condition to be searched for one by one, search the emergency action level that nuclear power plant's status data of receiving or user's input information meet;
The emergency status levels diagnostic result that the emergency action level found in S24, output step S23 is corresponding, this emergency status levels comprises: emergency standby, factory building are emergent, place is emergent, off site emergency.
9. the nuclear power plant's emergency rating diagnostic method according to claim 6 or 7, it is characterized in that, step S3 specifically comprises the following steps:
S31, progress according to the diagnostic result prediction accident provided in step S2;
S32, progress according to prediction accident, the emergency status levels change of prediction accident, judges the recognition category, starting condition, the emergency action level that need to pay close attention to further.
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| CN106710651A (en) * | 2015-11-16 | 2017-05-24 | 大亚湾核电运营管理有限责任公司 | Method and system for demonstrating nuclear accident status change in nuclear power plant |
| CN106779402A (en) * | 2016-12-13 | 2017-05-31 | 深圳中广核工程设计有限公司 | Nuclear power plant's emergency rating judges expert system and method |
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| CN114609984A (en) * | 2022-03-10 | 2022-06-10 | 清华大学 | Automatic evaluation system and method for execution condition of nuclear power plant operation regulation |
| CN114914008A (en) * | 2022-05-16 | 2022-08-16 | 华能核能技术研究院有限公司 | Control method and device for emergency response action of nuclear power plant, electronic equipment and medium |
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