CN115954126A - Accident rule control method and system for nuclear power plant - Google Patents
Accident rule control method and system for nuclear power plant Download PDFInfo
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Abstract
The invention provides an accident rule control method and system for a nuclear power plant. The method comprises the following steps: acquiring a procedure selection signal; judging whether the procedure selection signal is a procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure, and displaying the first procedure and the monitoring signal in the same page; wherein the monitoring signal is a monitoring signal of a device or an operating parameter corresponding to the first procedure; acquiring a control signal, and adjusting equipment or operation parameters according to the control signal; outputting a first feedback signal of a device or operating parameter; the first procedure includes a number of operational instructions and corresponding execution paths. By implementing the method, the monitoring signals of the first procedure, the equipment and the operation parameters are displayed in the same page, so that the frequent switching of the page to view the procedure is avoided; the first feedback signal can be output after the equipment or the operation parameters are adjusted, so that the nuclear power equipment or the operation parameters can be efficiently adjusted, and the safety of a nuclear power plant is further improved.
Description
Technical Field
The invention relates to the technical field of nuclear power, in particular to an accident regulation control method and system for a nuclear power plant.
Background
The existing digital regulation system of the nuclear power CPR1000/ACPR1000 unit still belongs to one of NB/T-20267 standard classification, the auxiliary function and the automation level are low, if regulation intelligent diagnosis and step monitoring are lacked, part of important operations and calculation still depend on an operator; when a part of complex accident procedures are executed, the problems of frequent switching to check a procedure page, heavy tasks, large workload, low procedure execution efficiency and the like exist.
Disclosure of Invention
The invention aims to provide a method and a system for controlling accident regulations of a nuclear power plant.
The technical scheme adopted by the invention for solving the technical problems is as follows:
provided is a nuclear power plant accident regulation control method, including the following steps:
s1, acquiring a procedure selection signal;
s2, judging whether the procedure selection signal is the procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure, and displaying the first procedure and the monitoring signal in the same page; wherein the monitoring signal is of a device or operating parameter corresponding to the first protocol;
s3, acquiring a control signal, and adjusting the equipment or the operation parameters according to the control signal;
s4, outputting a first feedback signal of the equipment or the operation parameter;
the first procedure includes a number of operational instructions and an execution path of the number of operational instructions.
Preferably, in the step S2, after the determining whether the procedure selection signal is the procedure selection signal of the first procedure, the method further includes:
s21, if not, judging whether the procedure selection signal is the procedure selection signal of a second procedure, and if so, acquiring the second procedure and the monitoring signal corresponding to the second procedure;
s22, carrying out logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets the second rule or not, and outputting a second feedback signal;
wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
Preferably, in the step S22, the determining whether the calculation result meets the second rule and outputting a second feedback signal includes:
judging whether the calculation result meets all the checking conditions of all the checking instructions, if so, outputting a second procedure passing signal;
if not, outputting a second procedure failing signal and a feedback signal of the check condition.
Preferably, in step S3, before the step of acquiring the control signal, the method further includes:
judging whether the control signal is received within a set time, and if not, outputting a first fault signal; and if so, acquiring the control signal.
Preferably, in said step S4,
before the step of outputting the first feedback signal of the equipment or the operating parameter, the method further comprises:
acquiring the monitoring signal of the adjusted equipment or the operating parameter;
in the step of outputting the first feedback signal of the equipment or the operation parameter, the method comprises:
when the monitoring signal does not accord with the corresponding operation instruction, outputting a second fault signal;
and outputting a passing signal of the operation instruction when the monitoring signal conforms to the corresponding operation instruction.
Preferably, in the step S2, the displaying the first protocol and the monitoring signal in the same page includes:
classifying the monitoring signals according to the type of the nuclear power plant system, and displaying the monitoring signals of the same type in the same area of the page; or
Arranging the monitoring signals in the page according to the connection relation between the corresponding devices or the operation parameters; or
And displaying the monitoring signal in a corresponding area of the corresponding operation instruction.
Preferably, the method further comprises the following steps: and outputting a prompt signal for executing operation when the equipment or the operation parameters are adjusted according to the control signal.
The invention also provides an accident procedure control system of the nuclear power plant, which comprises a display module, a control module and a monitoring module;
the control module is used for acquiring a procedure selection signal; judging whether the procedure selection signal is the procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure; acquiring a control signal, and adjusting the equipment or the operation parameters according to the control signal; and outputting a first feedback signal of the equipment or the operating parameter;
the monitoring module is used for monitoring and generating the monitoring signal;
the display module is used for displaying the first procedure and the monitoring signal in the same page; and displaying the first feedback signal;
wherein the monitoring signal is of a device and/or operating parameter corresponding to the first protocol; the first procedure includes a number of operational instructions and an execution path of the number of operational instructions.
Preferably, when the protocol selection signal is not the protocol selection signal of the first protocol,
the control module is further configured to determine whether the procedure selection signal is the procedure selection signal of a second procedure, and if so, obtain the second procedure and the monitoring signal corresponding to the second procedure; performing logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets the second rule or not, and outputting a second feedback signal;
wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
Preferably, the control module is further configured to determine whether the calculation result meets all the inspection conditions of all the inspection instructions, and if yes, output a second procedure passing signal; if not, outputting a second procedure failing signal and a feedback signal of the checking condition;
the display module is further used for displaying the second protocol passing signal; or a feedback signal showing the second protocol failed signal and the check condition.
The implementation of the accident rule control method and the system of the nuclear power plant has the following beneficial effects: by displaying the first procedure and the monitoring signals of the equipment and the operation parameters in the same page, the frequent switching of the page to view the procedure content can be avoided; the first feedback signal can be output after the equipment or the operation parameters are adjusted, so that the nuclear power equipment or the operation parameters can be efficiently adjusted according to regulations, and the safety of a nuclear power plant is further improved.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic flow diagram of an embodiment of an accident code control method of a nuclear power plant of the present invention;
FIG. 2 is a schematic layout of a first protocol in accordance with some embodiments of the invention;
FIG. 3 is a schematic layout of a first protocol of some embodiments of the present invention;
FIG. 4 is a schematic layout of a first protocol of some embodiments of the present invention;
fig. 5 is a schematic layout of a second procedure in accordance with some embodiments of the 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.
The terms "left", "right", etc. indicate orientations or positions based on the orientation or position shown in the drawings.
The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of technical features. The above terms are for convenience of description only and are not to be construed as limiting the present technical solution.
Referring to fig. 1, in an embodiment of the accident regulation control method of a nuclear power plant provided by the present invention, the method includes the following steps:
s1, acquiring a procedure selection signal. Specifically, when the operator selects to open a certain protocol, a corresponding protocol selection signal is acquired.
S2, judging whether the procedure selection signal is a procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure, and displaying the first procedure and the monitoring signal in the same page; wherein the monitoring signal is a monitoring signal of a device or an operating parameter corresponding to the first procedure; the first procedure includes a number of operation instructions and an execution path of the number of operation instructions.
Specifically, the first procedure belongs to an operation instruction procedure in a nuclear power state-oriented accident procedure, and generally includes a plurality of operation instructions and an execution sequence of the instructions, and is used for instructing an operator to adjust equipment or operation parameters of a nuclear power plant so as to adjust an operation state of the nuclear power plant. After the selection signal of the first procedure is judged, the corresponding first procedure is obtained, the information of the equipment or the operation parameters related to the first procedure is obtained and displayed in the same page, and the frequent switching of the page to view the procedure content and execute the operation instruction can be avoided. The monitoring signal may be information such as a switching condition of some equipment or a temperature value of a certain area.
In an alternative embodiment, in step S2, displaying the first protocol and the monitoring signal in the same page includes: classifying the monitoring signals according to the type of the nuclear power plant system, and displaying the monitoring signals of the same type in the same area of a page; or arranging the monitoring signals in the page according to the connection relation between the corresponding equipment or the operation parameters; or displaying the monitoring signal in a corresponding area of the corresponding operation instruction. Specifically, the procedure content, the equipment, the operation parameters and the like are reasonably arranged, so that the situational awareness of an operator can be improved, and the operator can conveniently understand, position and adjust the equipment according to the procedure content.
For example, a first procedure is displayed on the left side of a page, different operation instructions are arranged in different text boxes, and the steps are divided into step 1, step 2, step 8230 \ 8230and step 8, and are arranged according to an execution sequence; the text box of each operation instruction is also provided with a corresponding box at the left, and the operator can be marked to complete the operation instruction by highlighting.
Referring to fig. 2, the nuclear power plant has various systems, such as RRI (equipment cooling water system), RPR (reactor protection system), EAS (containment spray system), LHA (6.6 KV emergency power distribution system), etc., and different systems include several equipments and operation parameters to perform different functions. Classifying all equipment and operation parameters corresponding to the operation instruction in the first procedure according to the system to which the equipment and the operation parameters belong, and then intensively arranging monitoring signals of the equipment and the operation parameters of the same system in the same area and displaying the monitoring signals on the right part of the page.
Referring to fig. 3, all the operation instructions in the first procedure are sorted, a process flow diagram is generated according to the connection relationship, execution sequence or functional relation among all the devices and the operation parameters, all the devices and the operation parameters are arranged according to the process flow diagram and displayed on the right part of the page.
Referring to fig. 4, in the right part of the page, all the devices, the operation parameters and the corresponding operation instructions are respectively corresponded, and the operation instructions of the same step are set in the same area and correspond to the step sequence of the operation instructions from top to bottom.
In an optional embodiment, before the step of acquiring the control signal in step S3, the method further includes: judging whether a control signal is received within a set time, and if not, outputting a first fault signal; and if so, acquiring a control signal.
Specifically, when a certain device or operation parameter needs to be adjusted, whether a control signal is received within a set time is judged, and if yes, the control signal is received; if not, an overtime fault prompt is output, fault information is recorded, and an operator can be reminded to make adjustment in time, so that the safety of the nuclear power unit is ensured. For example, an operation command is set to close the valve within 1 minute, and if a control signal for closing the valve by an operator is not received within 1 minute, a first failure signal is output.
And S3, acquiring a control signal, and adjusting equipment or operation parameters according to the control signal.
Specifically, after a control signal about a device or an operation parameter of a certain step in the first procedure issued by an operator is acquired, the corresponding device or the operation parameter is adjusted according to the control signal. Optionally, when the device or the operating parameter is adjusted according to the control signal, a prompt signal for executing the operation is output, that is, when a certain device or operating parameter is in a state to be adjusted or in a state being adjusted, the prompt signal is output. For example, when a certain device is selected and is in a state to be adjusted or is in a state being adjusted after receiving a control signal, the outer border of the icon of the device is set to be a flashing reminder, so that a prompt signal is output.
And S4, outputting a first feedback signal of the equipment or the operation parameter. Specifically, after the equipment or the operation parameters are adjusted, the corresponding monitoring signals are acquired in real time, then the monitoring signals are subjected to logic calculation, whether the requirements of the operation instruction are met is judged, and a first feedback signal is output according to the judgment result, so that an operator is helped to automatically analyze the execution condition of the procedure steps.
In an optional embodiment, before the step of outputting the first feedback signal of the device or the operation parameter, the method further comprises: and acquiring a monitoring signal of the adjusted equipment or operation parameter. In the step of outputting the first feedback signal of the equipment or the operation parameter, the method comprises the following steps: when the monitoring signal does not accord with the corresponding operation instruction, outputting a second fault signal; and outputting a passing signal of the operation instruction when the monitoring signal conforms to the corresponding operation instruction.
Specifically, after the monitoring signal is logically calculated, if the monitoring signal is judged to conform to the corresponding operation instruction, a passing signal of the operation instruction is output, and an operator timely and correctly adjusts the equipment or the operation parameters; further, the pass signal may be output by highlighting a text box of the operation instruction or otherwise. When the situation that the operation such as the instruction given by the operator cannot be executed due to incorrect instruction given by the operator or equipment failure and the like is invalid occurs, the monitoring signal is judged not to be in accordance with the corresponding operation instruction according to the calculation result of the monitoring signal, and then a second failure signal is output to remind the operator to modify the instruction in time or inform a worker to check and maintain on site.
For example, an operation instruction of a certain step requires to "shut down 3 PCR main pumps", after an operator performs a shut down operation, the state information of all RCP main pumps is acquired, and logical calculation is performed to determine whether to complete "shut down 3 PCR main pumps", if the shut down operation is successful, a pass signal is output through a text box in which the operation instruction is highlighted in green, and if the shut down operation is unsuccessful, a second failure signal is output through a text box in which the operation instruction is highlighted in white, and then the operator checks the failure cause.
In another optional embodiment, in step S2, after determining whether the procedure selection signal is the procedure selection signal of the first procedure, the method further includes:
s21, if not, judging whether the procedure selection signal is a procedure selection signal of a second procedure, and if so, acquiring the second procedure and a monitoring signal corresponding to the second procedure;
s22, carrying out logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets a second rule or not, and outputting a second feedback signal;
wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
Specifically, the second procedure belongs to a check and confirmation type procedure in a nuclear power state-oriented accident procedure, and generally includes a plurality of check instructions, each of which includes one or more check conditions for assisting in judging whether the operating state of the nuclear power unit is in a correct state. And when the rule selection signal is judged to be the selection signal of the second rule, acquiring the corresponding second rule, acquiring information of equipment or operation parameters related to the second rule, performing logic calculation on the information according to the second rule to obtain a calculation result, and judging whether the calculation result conforms to the second rule, thereby judging whether the operation state of the current nuclear power generating unit is in a correct state.
In an alternative embodiment, in step S22, determining whether the calculation result meets the second rule, and outputting a second feedback signal includes: judging whether the calculation result meets all the checking conditions of all the checking instructions, if so, outputting a second rule passing signal; if not, outputting a second procedure failing signal and a feedback signal of the checking condition.
Specifically, when the calculation result meets all the inspection conditions of the inspection instructions of all the steps in the second procedure, a second procedure passing signal is output; wherein the second protocol pass signal comprises a composite pass signal and pass signals of the respective inspection instructions. When partial inspection conditions which are not met are existed, outputting a comprehensive failing signal, a passing signal of an inspection instruction which is judged to pass, a failing signal of the inspection instruction which is judged to fail and a judgment result of each inspection condition of the inspection instruction which is not judged to pass; the method is beneficial to an operator to timely and accurately judge the current state of the nuclear power unit according to the inspection result of the second regulation and select the correct first regulation to adjust the current running state of the nuclear power unit.
For example, referring to fig. 5, when the calculation result meets all the checking conditions of the checking instructions of all the steps in the second protocol, the text boxes of all the checking instructions are highlighted to output the passing signal of each checking instruction, and the comprehensive passing signal is output through one circular lamp in the highlighted page, so that the operator does not need to confirm all the checking instructions one by one. When the round lamp is not highlighted, the fact that the round lamp does not meet the inspection instruction is indicated, then the text box of the inspection instruction which is not highlighted is checked, the inspection instruction which is not met is located, then the judgment results of all the inspection conditions of the inspection instruction can be checked, the passing inspection conditions are highlighted, and therefore the passing inspection conditions are located quickly.
The invention also provides an accident regulation control system of the nuclear power plant, which can be used for executing the accident regulation control method of the nuclear power plant.
In one embodiment of an accident code control system for a nuclear power plant includes a display module, a control module, and a monitoring module.
The control module is used for acquiring a procedure selection signal; judging whether the procedure selection signal is a procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure; acquiring a control signal, and adjusting equipment or operation parameters according to the control signal; and outputs a first feedback signal of the device or operating parameter. Wherein the monitoring signal is a monitoring signal of a device and/or an operating parameter corresponding to the first procedure; the first procedure includes a number of operation instructions and an execution path of the number of operation instructions.
Specifically, the first procedure belongs to an operation instruction procedure in a nuclear power state-oriented accident procedure, and generally includes a plurality of operation instructions and an execution sequence of the instructions, and is used for instructing an operator to adjust equipment or operation parameters of a nuclear power plant so as to adjust an operation state of the nuclear power plant. After the control module judges that the selection signal is the selection signal of the first procedure, the corresponding first procedure is obtained, and information of equipment or operation parameters related to the first procedure is obtained.
When a certain device or operation parameter needs to be adjusted, judging whether a control signal is received within a set time, if so, receiving the control signal; if not, an overtime fault prompt is output, fault information is recorded, and an operator can be reminded to make adjustment in time, so that the safety of the nuclear power unit is ensured.
And after a control signal about equipment or operation parameters of a certain step in the first procedure issued by an operator is acquired, adjusting the corresponding equipment or operation parameters according to the control signal. Optionally, when the device or the operating parameter is adjusted according to the control signal, a prompt signal for executing the operation is output, that is, when a certain device or operating parameter is in a state to be adjusted or in a state being adjusted, the prompt signal is output.
After the equipment or the operation parameters are adjusted, the corresponding monitoring signals are obtained in real time, then the monitoring signals are subjected to logic calculation, whether the requirements of the operation instruction are met is judged, and a first feedback signal is output according to the judgment result, so that an operator is helped to form automatic analysis on the execution condition of the procedure steps.
Further, the control module can be used for classifying the monitoring signals according to the nuclear power plant system type so that the monitoring signals of the same type are displayed in the same area of the page; or arranging the monitoring signals in the page according to the connection relation between the corresponding equipment or the operation parameters; or matching the monitoring signal with the corresponding operation instruction.
In an optional embodiment, the control module is further configured to determine whether the control signal is received within a set time, and if not, output a first failure signal; and if so, acquiring a control signal.
Specifically, when a certain device or operation parameter needs to be adjusted, whether a control signal is received within a set time is judged, and if yes, the control signal is received; if not, an overtime fault prompt is output, fault information is recorded, and an operator can be reminded to make adjustment in time, so that the safety of the nuclear power unit is ensured. For example, an operation command is set to close the valve within 1 minute, and if a control signal for closing the valve by an operator is not received within 1 minute, a first failure signal is output.
In an optional embodiment, the control module is further configured to obtain a monitoring signal of the adjusted device or operating parameter before the step of outputting the first feedback signal of the device or operating parameter. In the step of outputting the first feedback signal of the equipment or the operation parameter, when the monitoring signal does not conform to the corresponding operation instruction, outputting a second fault signal; and outputting a passing signal of the operation instruction when the monitoring signal conforms to the corresponding operation instruction.
Specifically, after the control module performs logic calculation on the monitoring signal, the control module judges that the monitoring signal conforms to the corresponding operation instruction, and outputs a passing signal of the operation instruction, which indicates that an operator timely and correctly adjusts the equipment or the operation parameters. When the situation that the operation such as the instruction issued by the operator cannot be executed due to incorrect instruction issued by the operator or equipment failure and the like is invalid occurs, the control module judges that the monitoring signal does not conform to the corresponding operation instruction according to the calculation result of the monitoring signal and then outputs a second fault signal to remind the operator to modify the instruction in time or inform a worker to check and maintain on site.
In an optional embodiment, the control module is further configured to determine whether the procedure selection signal is a procedure selection signal of a second procedure, and if so, obtain the second procedure and a monitoring signal corresponding to the second procedure; carrying out logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets a second rule or not, and outputting a second feedback signal; wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
Specifically, the second procedure belongs to a check and confirmation type procedure in a nuclear power state-oriented accident procedure, and generally includes a plurality of check instructions, each of which includes one or more check conditions for assisting in judging whether the operating state of the nuclear power unit is in a correct state. And when the control module judges that the procedure selection signal is a selection signal of a second procedure, acquiring a corresponding second procedure, acquiring information of equipment or operation parameters related to the second procedure, performing logic calculation on the equipment or the operation parameters according to the second procedure to obtain a calculation result, and judging whether the calculation result conforms to the second procedure, thereby judging whether the current operation state of the nuclear power generating unit is in a correct state.
In an optional embodiment, the control module is further configured to determine whether the calculation result meets all inspection conditions of all inspection instructions, and if yes, output a second procedure passing signal; if not, outputting a second rule failing signal and a feedback signal of the checking condition.
Specifically, when the control module judges that the calculation result meets all the inspection conditions of the inspection instructions of all the steps in the second procedure, a second procedure passing signal is output; wherein the second protocol pass signal comprises a pass signal of the combined pass signal and the respective inspection instruction. When partial inspection conditions which are not met are existed, outputting a comprehensive failing signal, a passing signal of an inspection instruction which is judged to pass, a failing signal of the inspection instruction which is judged to fail and a judgment result of each inspection condition of the inspection instruction which is not judged to pass; the method is beneficial to an operator to timely and accurately judge the current state of the nuclear power unit according to the inspection result of the second regulation and select the correct first regulation to adjust the current running state of the nuclear power unit.
And the monitoring module is used for monitoring and generating a monitoring signal. Specifically, the monitoring module monitors the operation state of the nuclear power generating unit equipment or the values of various operation parameters under the control of the control module, for example, the on-off condition of certain equipment or the temperature value of a certain area and other information.
The display module is used for displaying the first rule and the monitoring signal in the same page; and displaying the first feedback signal. Specifically, the first protocol and the monitoring signal are displayed in the same page, so that frequent page switching for viewing protocol contents and executing operation instructions can be avoided.
Further, the display module is also used for displaying the monitoring signals of the same type in the same area of the page when the monitoring signals are classified according to the nuclear power plant system type; or displaying the arrangement condition of the equipment or the operation parameters in the page according to the connection relation between the corresponding equipment or the operation parameters according to the monitoring signals; or displaying the monitoring signal in a corresponding area of the corresponding operation instruction.
For example, the display module displays the first procedure on the left side of the page, different operation instructions are arranged in different text boxes, and the steps are divided into step 1, step 2 \8230, step 8, and are arranged according to the execution sequence; the text box of each operation instruction is also provided with a corresponding box at the left, and the operator can be marked to complete the operation instruction by highlighting.
Referring to fig. 2, the nuclear power plant has various systems, such as RRI (equipment cooling water system), RPR (reactor protection system), EAS (containment spray system), LHA (6.6 KV emergency power distribution system), etc., and different systems include several equipments and operation parameters to perform different functions. After all the devices and the operation parameters corresponding to the operation instructions in the first procedure are classified according to the systems to which the devices and the operation parameters belong, the monitoring signals of the devices and the operation parameters of the same system are intensively arranged in the same area by the display module and are displayed on the right part of the page.
Referring to fig. 3, all the operation instructions in the first procedure are sorted, a process flow diagram is generated according to the connection relationship, execution sequence or functional connection between all the devices and the operation parameters, all the devices and the operation parameters are arranged according to the process flow diagram, and the process flow diagram is displayed on the right part of the page by the display module.
Referring to fig. 4, all devices, operation parameters and corresponding operation instructions are respectively corresponded, the operation instructions of the same step are arranged in the same area, correspond to the step sequence of the operation instructions from top to bottom, and are displayed on the right part of the page by the display module.
In an optional embodiment, when the control module does not receive the control signal within the set time, the display module is further configured to display a first failure signal. Specifically, when a certain device or operation parameter needs to be adjusted, the control module judges whether a control signal is received within a set time, if not, the display module displays an output overtime fault prompt, and an operator can be reminded to make adjustment in time, so that the safety of the nuclear power unit is ensured. For example, an operation command is set to close the valve within 1 minute, and if a control signal for closing the valve issued by an operator is not received within 1 minute, the display module displays the output first fault signal.
Furthermore, the display module is also used for outputting a prompt signal for executing the operation when the control module adjusts the equipment or the operation parameters according to the control signal. That is, when a certain device or operation parameter is in a state to be adjusted or in a state being adjusted, the display module displays and outputs a prompt signal of the control module. For example, when a certain device is selected and is in a state to be adjusted or is in a state being adjusted after receiving a control signal, the outer frame of the icon of the device is displayed as a flashing prompt through the display module, so that a prompt signal is output.
Further, when the monitoring signal does not conform to the corresponding operation instruction, the display module is further configured to display a second fault signal; and when the monitoring signal accords with the corresponding operation instruction, the display module is also used for displaying a passing signal of the operation instruction.
Specifically, after the control module performs logic calculation on the monitoring signal, and determines that the monitoring signal conforms to the corresponding operation instruction, the display module may output the passing signal through a text box for highlighting the operation instruction or in other manners, which indicates that the operator timely and correctly adjusts the equipment or the operation parameters. When the control module judges that the monitoring signal does not conform to the corresponding operation instruction according to the calculation result of the monitoring signal, the display module displays the output second fault signal so as to remind an operator to modify the instruction in time or inform a worker to check and maintain on site.
For example, an operation instruction of a certain step requires that 3 PCR main pumps are shut down, after an operator performs shut down operation, the control module acquires state information of all RCP main pumps through the monitoring module, and performs logic calculation to judge whether the 3 PCR main pumps are shut down, if the shut down operation is successful, a pass signal is output through a text box in which the operation instruction is highlighted in green by the display module, and if the shut down operation is unsuccessful, a second fault signal is output through a text box in which the operation instruction is highlighted in white by the display module, so that the operator is reminded to troubleshoot the fault reason.
In an optional embodiment, the display module is further configured to display the second protocol passing signal; or a feedback signal showing the second protocol failed signal and a check condition.
Specifically, after the control module determines that the calculation result meets all the inspection conditions of the inspection instructions of all the steps in the second procedure, the display module displays the output second procedure passing signal; wherein the second protocol pass signal comprises a pass signal of the combined pass signal and the respective inspection instruction. When the control module determines that partial inspection conditions which are not met exist, the display module displays the output comprehensive failing signal, the passing signal of the passed inspection instruction, the failing signal of the failed inspection instruction and the judgment result of each inspection condition of the failed inspection instruction. The method is beneficial to an operator to timely and accurately judge the current state of the nuclear power unit according to the inspection result of the second regulation and select the correct first regulation to adjust the current running state of the nuclear power unit.
For example, referring to fig. 5, after the calculation result meets all the checking conditions of the checking instructions of all the steps in the second protocol, the display module highlights text boxes of all the checking instructions to output a passing signal of each checking instruction, and outputs a comprehensive passing signal through one circular lamp in the highlighted page, so that the operator does not need to confirm all the checking instructions one by one. When the round lamp is not highlighted, the fact that the round lamp does not meet the inspection instruction is indicated, then the text box of the inspection instruction which is not highlighted is checked, the inspection instruction which is not met is located, then the judgment results of all the inspection conditions of the inspection instruction can be checked, the passing inspection conditions are highlighted, and therefore the passing inspection conditions are located quickly.
The above embodiments are only for illustrating the technical idea and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and implement the present invention accordingly, and not to limit the protection 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 (10)
1. A method for accident regulation control of a nuclear power plant, comprising the steps of:
s1, acquiring a procedure selection signal;
s2, judging whether the procedure selection signal is the procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure, and displaying the first procedure and the monitoring signal in the same page; wherein the monitoring signal is of a device or operating parameter corresponding to the first protocol;
s3, acquiring a control signal, and adjusting the equipment or the operation parameters according to the control signal;
s4, outputting a first feedback signal of the equipment or the operation parameter;
the first procedure includes a number of operational instructions and an execution path of the number of operational instructions.
2. The accident protocol control method for a nuclear power plant according to claim 1, wherein the step S2, after determining whether the protocol selection signal is the protocol selection signal of a first protocol, further comprises:
s21, if not, judging whether the procedure selection signal is the procedure selection signal of a second procedure, if so, acquiring the second procedure and the monitoring signal corresponding to the second procedure;
s22, carrying out logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets the second rule or not, and outputting a second feedback signal;
wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
3. The accident code control method of a nuclear power plant according to claim 2, wherein the determining whether the calculation result conforms to the second code and outputting a second feedback signal in the step S22 includes:
judging whether the calculation result meets all the checking conditions of all the checking instructions, if so, outputting a second procedure passing signal;
if not, outputting a second procedure failing signal and a feedback signal of the check condition.
4. The accident regulations control method of a nuclear power plant according to claim 1, wherein, in the step S3, before the step of obtaining the control signal, further comprising:
judging whether the control signal is received within a set time, and if not, outputting a first fault signal; and if so, acquiring the control signal.
5. The accident scenario control method of a nuclear power plant according to claim 1, wherein, in the step S4,
before the step of outputting the first feedback signal of the equipment or the operating parameter, the method further comprises:
acquiring the monitoring signal of the adjusted equipment or the operating parameter;
in the step of outputting the first feedback signal of the equipment or the operation parameter, the method comprises:
when the monitoring signal does not accord with the corresponding operation instruction, outputting a second fault signal;
and outputting a passing signal of the operation instruction when the monitoring signal conforms to the corresponding operation instruction.
6. The accident protocol control method for a nuclear power plant according to claim 1, wherein in the step S2, the displaying the first protocol and the monitoring signal in the same page includes:
classifying the monitoring signals according to the type of the nuclear power plant system, and displaying the monitoring signals of the same type in the same area of the page; or
Arranging the monitoring signals in the page according to the connection relation between the corresponding devices or the operation parameters; or
And displaying the monitoring signal in a corresponding area of the corresponding operation instruction.
7. The accident schedule control method of a nuclear power plant according to claim 1, further comprising: and outputting a prompt signal for executing operation when the equipment or the operation parameters are adjusted according to the control signal.
8. An accident procedure control system of a nuclear power plant is characterized by comprising a display module, a control module and a monitoring module;
the control module is used for acquiring a procedure selection signal; judging whether the procedure selection signal is the procedure selection signal of a first procedure, if so, acquiring the first procedure and a monitoring signal corresponding to the first procedure; acquiring a control signal, and adjusting the equipment or the operation parameters according to the control signal; and outputting a first feedback signal of the equipment or the operating parameter;
the monitoring module is used for monitoring and generating the monitoring signal;
the display module is used for displaying the first procedure and the monitoring signal in the same page; and displaying the first feedback signal;
wherein the monitoring signal is of a device and/or operating parameter corresponding to the first protocol; the first procedure includes a number of operational instructions and an execution path of the number of operational instructions.
9. The accident code control system of a nuclear power plant according to claim 8, wherein when the code selection signal is not the code selection signal of the first code,
the control module is further configured to determine whether the procedure selection signal is the procedure selection signal of a second procedure, and if so, obtain the second procedure and the monitoring signal corresponding to the second procedure; performing logic calculation on the monitoring signal to obtain a calculation result, judging whether the calculation result meets the second rule or not, and outputting a second feedback signal;
wherein the second protocol includes a number of inspection instructions including a number of inspection conditions.
10. The accident rules control system of a nuclear power plant according to claim 9,
the control module is further used for judging whether the calculation result meets all the checking conditions of all the checking instructions, and if so, outputting a second procedure passing signal; if not, outputting a second procedure failing signal and a feedback signal of the checking condition;
the display module is further used for displaying the second procedure passing signal; or a feedback signal displaying the second protocol fail signal and the check condition.
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| CN202211582507.3A CN115954126A (en) | 2022-12-09 | 2022-12-09 | Accident rule control method and system for nuclear power plant |
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| CN202211582507.3A CN115954126A (en) | 2022-12-09 | 2022-12-09 | Accident rule control method and system for nuclear power plant |
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