WO2019184930A1

WO2019184930A1 - Underground neutron energy power station monitoring system and method

Info

Publication number: WO2019184930A1
Application number: PCT/CN2019/079796
Authority: WO
Inventors: 何满潮; 杨晓杰; 乔亚飞; 刘国钊; 赵思奕
Original assignee: 何满潮
Priority date: 2018-03-29
Filing date: 2019-03-27
Publication date: 2019-10-03
Also published as: CN108303143A

Abstract

Provided is an underground neutron energy power station monitoring system and a method, the system comprises: a field data monitoring component system, at least one data acquisition control module, at least one signal transmission system and at least one remote terminal system; the field data monitoring component system measures state data of different measuring points; the data acquisition control module collects the state data and receives a control command fed back by the remote terminal system, and sends out a specific action command to a subsystem of the underground neutron energy power station according to the control command; the signal transmission system receives the state data, and outputs the state data to the remote terminal system; the remote terminal system is connected with the signal transmission system and used for receiving the state data and performing next time period state prediction and safety forecast according to the state data. According to the present invention, the monitoring problems of the heat, water, force and chemical state of the underground neutron energy power station structure system can be solved, a control signal can be fed back in time according to intelligent analysis and prediction of monitoring data, and the safety of an underground neutron energy power station is ensured.

Description

Underground neutron power station monitoring system and method

Technical field

The invention relates to a monitoring technology for an underground neutron energy power plant structural system, in particular to an underground neutron energy power station monitoring system and method, a computer device and a readable storage medium.

Background technique

The monitoring process of the tunnel generally obtains the deformation and structural force data of the tunnel through on-site monitoring and measurement, and uses statistical methods to analyze and process the data. Finally, the analysis results are timely fed back to the design and construction of the tunnel to ensure tunnel construction. Safety while reducing engineering costs.

At present, most tunnel monitoring systems still have defects such as long data collection period, disordered data management, low reliability of prediction results, difficult to determine forecasting standards, low degree of 3D visualization, and small practical range, and the current tunnel monitoring is mostly concentrated in the construction period. Monitoring, while ignoring long-term health monitoring during the operational period.

Summary of the invention

The object of the present invention is to provide a monitoring system, method, computer equipment and readable storage medium for an underground neutron energy power plant structural system, which can solve the heat, water, force and chemical (radioactive) state of the underground neutron energy power plant structural system. The monitoring problem, and based on the intelligent analysis and prediction of the monitoring data, the feedback signal is controlled in time to control the heat, water, force and chemical state of the underground structure through on-site control, thereby ensuring the safety of the underground neutron power station.

The above object of the present invention can be achieved by the following technical solutions:

The invention provides an underground neutron energy power station monitoring system, comprising: a field data monitoring component system, at least one data acquisition control module, at least one signal transmission system and at least one remote terminal system;

The field data monitoring component system is configured to measure state data of different measuring points, where the state data includes: a thermodynamic state quantity, a hydraulic state quantity, a mechanical state quantity, and a chemical state quantity;

The data acquisition control module is connected to the field data monitoring component system for collecting the state data, receiving a control instruction fed back by the remote terminal system, and performing the underground neutron power station according to the control instruction. Adjustment

The signal transmission system is connected to the data acquisition module, configured to receive the status data, output the status data to the remote terminal system, and send the control instruction to the data acquisition control module;

The remote terminal system is connected to the signal transmission system for receiving the state data, and performing state prediction and security prediction for the next time period according to the state data; when the prediction result exceeds a preset warning value, The signal transmission system issues the control command to the acquisition control system.

In an embodiment of the invention, the on-site data monitoring component system is disposed on different monitoring sections of an underground neutron energy power plant tunnel; the field data monitoring component system includes:

a thermodynamic condition monitoring component for monitoring the amount of thermodynamic state of different measuring points;

a hydraulic condition monitoring component for monitoring the amount of hydraulic state at different points;

a mechanical condition monitoring component for monitoring the amount of mechanical state of different measuring points;

A chemical state monitoring component that monitors the amount of chemical state at different points.

In an embodiment of the present invention, the tunnel of the underground neutron power station is divided along the tunnel axis direction: a neutron source device cavity section, an energy generating cave section and an auxiliary section;

The tunnel is arranged on a mechanical monitoring section every 8m to 10m, and the mechanical condition monitoring component is arranged on each of the mechanical monitoring sections;

The thermodynamic monitoring section is arranged every 5m to 8m in the cavity section of the neutron source device, and a thermodynamic monitoring section is arranged every 3m in the energy generating cavity section, and the auxiliary section is arranged every 10m to 15m. a thermodynamic monitoring section, wherein the thermodynamic condition monitoring component is disposed on each of the thermodynamic monitoring sections;

The neutron source device cavity section is provided with a hydraulic monitoring section every 5m to 8m, and the energy generating cavity section is arranged with a hydraulic monitoring section every 3m, and the subsidiary section is every 10m to 15m. Deploying a hydraulic monitoring section, wherein the hydraulic condition monitoring component is disposed on each of the hydraulic monitoring sections;

The energy generating cavity section is provided with a chemical monitoring section every 3m to 5m, and the chemical state monitoring component is disposed on each of the chemical monitoring sections.

In an embodiment of the invention, at least six monitoring axes are disposed on each of the mechanical monitoring sections, and a plurality of mechanical condition monitoring elements, for example four, are disposed on each of the detection axes. Along each of the monitoring axes, the mechanical condition monitoring elements are arranged from the inside of the hole to the outside of the hole 2m, 5m and 10m; the direction of the detection axis includes: the direction of the dome, the angle of the two vaults 45°, the arch bottom and The two arches are at an angle of 45°.

In an embodiment of the invention, at least four monitoring axes are disposed on each thermodynamic monitoring section, and a plurality of thermodynamic condition monitoring elements, for example six, are disposed on each of the detection axes. Along the monitoring axis, the thermodynamic condition monitoring element is sequentially 1 m, 2 m, 3 m, 5 m, and 7 m from the inside of the hole to the outside of the hole; the direction of the detection axis includes: two horizontal directions and two vertical directions.

In an embodiment of the invention, at least three monitoring axes are disposed on each hydraulic monitoring section, and a plurality of hydraulic state monitoring elements, for example six, are disposed on each of the detection axes. Along the monitoring axis, the hydraulic condition monitoring element is sequentially 1 m, 3 m, 5 m, 7 m, and 10 m from the inside of the hole to the outside of the hole; the direction of the monitoring axis includes: a vertical upward direction and two perpendicular to the vertical direction The angle is 120 degrees.

In an embodiment of the invention, at least one monitoring axis is provided on each chemical monitoring section, and a plurality of chemical state monitoring elements, for example seven, are disposed on each of the detection axes. Along the direction of the monitoring axis, the chemical state monitoring element is 1 m, 1 m, 1 m, 3 m, 5 m and 10 m from the inside of the hole to the outside of the hole.

In an embodiment of the present invention, the remote terminal system is specifically configured to: generate a time history curve according to the state data, and perform a next time period state prediction and a security prediction based on the time history curve.

In an embodiment of the invention, the remote terminal system comprises:

a data analysis module, configured to generate a time history curve according to the state data, and perform a next period state prediction and a safety prediction based on the time history curve, and determine whether the prediction result exceeds a preset warning value;

The feedback control module feeds back a control instruction to the data acquisition control module if the predicted result exceeds a preset warning value, so that the data acquisition control module adjusts the underground neutron power station.

In an embodiment of the present invention, the remote terminal system further includes:

a data display module for displaying monitoring results, prediction results, and warning information;

a data storage module for storing data by using a hard disk and cloud storage;

Mobile client for digital display and manual alerting.

In an embodiment of the present invention, the time history curve includes: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time curve; based on the time history curve, The data analysis module uses the neural network algorithm to train, and obtains the predicted stress-time curve, the predicted strain-time curve, the predicted displacement-time curve, the predicted temperature-time curve, and the predicted ion concentration-time curve to realize the state prediction in the next period; Numerical analysis methods (such as multi-field coupling analysis method) and optimization algorithms are used to feedback the core parameters of the structural system, and the surrounding rock stability, structural bearing capacity, temperature field, seepage field and chemical field are predicted.

The invention provides a monitoring method for an underground neutron energy power station, comprising:

The field data monitoring component system measures state data of different measuring points, and the state data includes: a thermodynamic state quantity, a hydraulic state quantity, a mechanical state quantity, and a chemical state quantity;

The data acquisition control module collects the status data, receives a control instruction fed back by a remote terminal system, and adjusts the underground neutron power station according to the control instruction;

The signal transmission system receives the status data, and outputs the status data to the remote terminal system, and sends the control instruction to the data acquisition control module;

The remote terminal system receives the status data, and performs state prediction and security prediction for the next time period according to the status data.

In an embodiment of the present invention, the remote terminal system receives the status data, and performs state prediction and security prediction for the next time period according to the status data, including:

Generating a time history curve according to the state data, and performing state prediction and safety prediction for the next time period based on the time history curve; and determining whether the prediction result exceeds a preset warning value;

If the predicted result exceeds the preset warning value, the control command is fed back to the data acquisition control module to enable the data acquisition control module to adjust the underground neutron power station.

In an embodiment of the present invention, the time history curve includes: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time curve; the performing based on the time history curve Status forecast and safety forecast for the next period, including:

Based on the time history curve, the neural network algorithm is used to train, and the predicted stress-time curve, the predicted strain-time curve, the predicted displacement-time curve, the predicted temperature-time curve, and the predicted ion concentration-time curve are obtained to realize the next period. State prediction

The numerical parameters and optimization algorithms are used to feedback the core parameters of the structural system, and the surrounding rock stability, structural bearing capacity, temperature field, seepage field and chemical field are predicted.

A computer device comprising a memory, a processor, and a computer program stored on the memory and operable on the processor, the step of implementing the above-described underground neutron power station monitoring method when the processor executes the computer program.

A computer readable storage medium having stored thereon a computer program that, when executed by a processor, implements the steps of the above-described underground neutron energy station monitoring method.

The underground neutron energy power station monitoring system, method, computer equipment and readable storage medium of the invention can solve the monitoring problems of heat, water, force and chemical (radioactive) state of the underground neutron energy power plant structural system, according to monitoring data Intelligent analysis and prediction can feedback the control signals in time, and realize the control of heat, water, force and chemical state of the underground neutron power station structure through on-site control, thus ensuring the safety of the underground neutron power station.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.

1 is a structural block diagram of an underground neutron energy power station monitoring system according to an embodiment of the present invention;

2 is a schematic structural view of an underground neutron energy power station monitoring system according to an embodiment of the present invention;

3 is a schematic cross-sectional view showing a section of each section along a tunnel axis direction according to an embodiment of the present invention;

4 is a schematic view showing the arrangement of a mechanical monitoring section according to an embodiment of the present invention;

Figure 5 is a schematic view showing the arrangement of thermodynamic monitoring sections according to an embodiment of the present invention;

6 is a schematic view showing the arrangement of a hydraulic monitoring section according to an embodiment of the present invention;

Figure 7 is a schematic view showing the arrangement of a chemical monitoring section according to an embodiment of the present invention;

8 is a flowchart of execution of a data analysis module according to an embodiment of the present invention;

9 is a schematic diagram of a thermo-hydro-force-chemical multi-field coupling mechanism according to an embodiment of the present invention;

10 is a flow chart 1 of a method for monitoring an underground neutron power station according to an embodiment of the present invention;

11 is a second flowchart of a monitoring method for an underground neutron power station according to an embodiment of the present invention;

FIG. 12 is a structural diagram of a computer device according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

As shown in FIG. 1 , an embodiment of the present invention provides an underground neutron energy power station monitoring system, including: a field data monitoring component system 1, at least one data acquisition control module 2, at least one signal transmission system 3, and at least one remote terminal system. 4.

The field data monitoring component system 1 is used to measure state data of different measuring points. The state data includes: the amount of thermodynamic state, the amount of hydraulic state, the amount of mechanical state, and the amount of chemical state.

The field data monitoring component system 1 of the data acquisition control module 2 is configured to collect state data measured by the field data monitoring component system 1, receive control commands fed back by the remote terminal system, and adjust the underground neutron power station according to the control command.

The signal transmission system 3 is connected to the data acquisition module for receiving status data, outputting the status data to the remote terminal system 4, and transmitting the control command to the data acquisition control module 2.

The remote terminal system 4 is connected to the signal transmission system 3 for receiving state data, and performs state prediction and security prediction for the next period based on the state data.

In an embodiment of the invention, the on-site data monitoring component system 1 is disposed on a section (also referred to as a monitoring section) of a tunnel of an underground neutron power plant. As shown in FIG. 2, the on-site data monitoring component system 1 mainly includes a thermodynamic state monitoring component 11, a hydraulic state monitoring component 12, a mechanical state monitoring component 13 and a chemical state monitoring component 14.

The thermodynamic condition monitoring element 11 is configured to monitor the amount of thermodynamic state of different measuring points.

Specifically, the thermodynamic condition monitoring component 11 should have a large monitoring measurement range (10-400 ° C), can achieve accurate monitoring of high temperature (400 ° C), and has a good working life. Thermocouple monitoring components can be used, as can fiber optic sensors.

Specifically, the hydraulic condition monitoring component 12 is configured to monitor the amount of hydraulic state at different points. The hydraulic condition monitoring component 12 should be capable of measuring water pressure of -200 MPa to 5 MPa, can have sufficiently strong corrosion resistance, and has a good working life.

Specifically, it is preferable to arrange the monitoring elements of the water pressure and the relative humidity at the same time around the hydraulic condition monitoring element 12 to realize mutual check of the monitoring data. Generally, a temperature and humidity sensor can be used to monitor the relative moderateness, and a pressure sensor is used to monitor the water pressure change.

The mechanical condition monitoring component 13 is configured to monitor the amount of mechanical state of different measuring points.

Specifically, the mechanical condition monitoring component 13 should implement monitoring of stress, strain, displacement, and the like. Generally, strain gauges, strain gauges, and displacement gauges can be used to measure the mechanical state, and fiber optic sensors can also be used.

The chemical state monitoring component 14 is used to monitor the amount of chemical state of the different measuring points, and generally the measurement of the chemical ion concentration and the radiation intensity should be achieved.

In an embodiment of the present invention, the tunnel of the underground neutron power station is divided along the tunnel axis direction into: a neutron source device cavity section A, an energy generating cavern section B, and an auxiliary section C three sections. . As shown in FIG. 3, the neutron source device cavity section is generally placed with a neutron source generating device A-1 and an ion beam transfer tube A-2; the energy generating cavern section is generally used for placing a neutron energy generating device B- 1; The auxiliary section C is generally used for the steam transfer pipe C-1, the hot spot joint supply device C-2, the electric transfer line C-3, and the heat transfer line C-4.

The mechanical monitoring section 13 is arranged on the mechanical monitoring section every 8m to 10m, and the mechanical condition monitoring component 13 is arranged on each mechanical monitoring section, that is, each section is provided with a monitoring section for arranging the mechanical condition monitoring component 13.

A thermodynamic monitoring section is arranged every 5m to 8m in the cavity section of the neutron source equipment. A thermodynamic monitoring section is arranged every 3m in the energy generation cavern section, and a thermodynamic monitoring section is laid every 10m to 15m in the subsidiary section. Thermodynamic state The monitoring element 11 is placed on each thermodynamic monitoring section.

A hydraulic monitoring section is arranged every 5m to 8m in the neutron source equipment cavern section. A hydraulic monitoring section is arranged every 3m in the energy generation cavern section, and a hydraulic monitoring section is laid every 10m to 15m in the subsidiary section. The hydraulic condition monitoring element 12 is disposed on each hydraulic monitoring section.

A chemical monitoring section is disposed every 3m to 5m in the energy generating cavity section, and a chemical state monitoring component 14 is disposed on each of the chemical monitoring sections.

The mechanical condition monitoring component 13 includes a stress state monitoring component, a strain state monitoring component, and a displacement monitoring component. As shown in FIG. 4, at least six monitoring axes are disposed on each mechanical monitoring section, and a plurality of mechanical condition monitoring components, for example, four, are disposed on each detection axis. Along each of the monitoring axes, the mechanical condition monitoring elements are arranged from the inside of the hole to the outside of the hole 2m, 5m and 10m; the direction of the monitoring axis includes: the direction of the vault, the angle of the two vaults 45°, the arch bottom and The angle between the two arches is 45°, and the invention is not limited thereto. In addition, at least one stress state monitoring component, strain state monitoring component and displacement monitoring component shall be arranged on the lining of the tunnel. Depending on the geology and specific operating conditions of the underground neutron power station, the arrangement of the monitoring axes and the spacing of the mechanical condition monitoring elements 13 can be adjusted as appropriate.

The thermodynamic condition monitoring element 11 can be a temperature monitoring element. As shown in FIG. 5, at least four monitoring axes are disposed on each thermodynamic monitoring section, and a plurality of thermodynamic condition monitoring components, for example, six, are disposed on each monitoring axis. Along the monitoring axis, the thermodynamic condition monitoring element is sequentially 1 m, 2 m, 3 m, 5 m, and 7 m from the inside of the hole to the outside of the hole; the direction of the detection axis includes: two horizontal directions and two vertical directions, and the present invention does not This is limited to this.

The hydraulic condition monitoring element 12 can be a water pressure monitoring element. As shown in FIG. 6, at least three monitoring axes are disposed on the hydraulic monitoring section of each hydraulic condition monitoring component 12, which may include, for example, a vertical upward direction and two angles of 120 degrees with the vertical direction. Direction, the invention is not limited thereto. In the embodiment of the present invention, 3-5 water pressure monitoring elements are arranged on each monitoring axis, and along the monitoring axis, the hydraulic condition monitoring elements are sequentially spaced from the inside of the hole to the outside of the hole by 1 m, 3 m, 5 m, 7 m and 10 m. In an embodiment of the invention, a relative humidity monitoring axis may be placed near (around) the at least one monitoring axis. Preferably, at least one hydraulic monitoring element 12 is disposed in each of the layers of the multi-layer structure surrounding the energy generating cavity.

As shown in Figure 7, in an embodiment of the invention, at least one monitoring axis is provided on each chemical monitoring section, and a plurality of chemical condition monitoring elements 14, such as seven, are disposed on each monitoring axis. In the direction of the monitoring axis, the chemical state monitoring element 14 is 1 m, 1 m, 1 m, 3 m, 5 m and 10 m from the inside of the hole to the outside of the hole, and the invention is not limited thereto.

The number of data acquisition control modules 2 can be two sets, one of which is reserved. The two systems are independent of each other, increasing the redundancy of the system and ensuring the reliability of the collected data. In an embodiment, as shown in FIG. 2, each data acquisition control module 2 includes a control module 21 and a data storage module 22. The control module 21 is used for collecting the state data measured by the field data monitoring component system 1, and is also used for accepting the feedback command signal (control command) transmitted from the remote terminal system 4, thereby realizing the water circulation system and the hole in the underground neutron power station. Control of the ventilation system to achieve control of the water, force and temperature conditions of the structure. For example, when the remote terminal system 4 analyzes that the internal force of the neutron energy generating cavity is too large or the temperature is too high, an instruction for accelerating the heat accumulation can be issued, thereby increasing the waste heat discharge and reducing the temperature internal force and temperature of the structure. Control of temperature and mechanical state.

Under normal circumstances, only one set of data acquisition control module 2 is running to realize data collection and control. When a certain link in the middle is wrong, the second set of data acquisition control module 2 is automatically started to collect and control data, thereby increasing the system. Redundancy. At the same time, the full-time staff can be arranged to repair the faulty data acquisition control module 2, return to normal, and complement the operating system. The two sets of data acquisition control modules 2 complement each other, which increases the redundancy of the system and improves the probability of real-time data collection and transmission.

The signal transmission system 3 is connected to the data acquisition module for receiving status data, outputting the status data to the remote terminal system 4, and transmitting the control command to the data acquisition control module.

The number of signal transmission systems 3 can be two sets, one of which is reserved. In one embodiment, the signal propagation system 3 is comprised of a modem decompressor 31 and a signal transmitter 32. The signal transmitter 33 can implement the propagation and reception of status data and control commands by wireless signals. After the monitoring data is modulated by the decompressor 31, remote propagation is achieved via the signal transmitter 32.

Under normal circumstances, only one set of signal transmission system 3 operates to realize data control and transmission. When a certain link in the middle is wrong, the second set of signal transmission system 3 is automatically started to control and transmit data, thereby increasing the system's Redundancy. At the same time, a full-time staff can be arranged to repair the faulty system and return to normal, supplementing the operational signal transmission system 3. The two sets of signal transmission systems 3 complement each other, increasing the redundancy of the system and increasing the probability of real-time data collection and transmission.

In an embodiment of the present invention, the remote terminal system 4 may generate a time history curve according to the state data, and perform a next time period state prediction and a safety prediction based on the time history curve.

The number of remote terminal systems 4 can be two sets, one of which is reserved. Under normal circumstances, only one remote terminal system 4 runs, realizes data processing, etc. When a certain link in the middle is wrong, the second remote terminal system 4 is automatically started to perform data processing, thereby increasing system redundancy. At the same time, the full-time staff can be arranged to repair the faulty remote terminal system 4, return to normal, and complement the operating system. The two sets of remote terminal systems 4 complement each other, increasing the redundancy of the system and improving the probability of real-time data collection and transmission.

In an embodiment, as shown in FIG. 2, the remote terminal system 4 includes a data analysis module 41, a feedback control module 42, a data display module 43, a data storage module 44, and a mobile client 45.

The data analysis module 41 is configured to generate a time history curve according to the state data, and perform a next time period state prediction and a safety prediction based on the time history curve.

The feedback control module 42 is configured to determine whether the prediction result exceeds a preset warning value, and if yes, feed back a control instruction to the data acquisition control module, so that the data acquisition control module adjusts the underground neutron power station.

The data display module 43 is configured to display the monitoring result, the prediction result, and the warning information. Specifically, the data display module 43 can perform display of data charts, prediction results, warnings, and the like by means of the display.

The data storage module 44 is configured to perform data storage by using a hard disk and cloud storage, and print data, a chart, and the like by means of the printing device.

The mobile client 45 is used for digital display and manual warning. The mobile client can be a mobile device such as a mobile phone or an ipad.

The data analysis module 41 uses the statistical analysis and big data analysis technology to process the monitoring results, and implements the graphical display of the data according to the EXCEL program; uses the big data analysis technology, the artificial intelligence algorithm (such as the neural network algorithm) and the numerical analysis to realize the underground The pre-judgment analysis of the state of the neutron power station, when the predicted value exceeds the warning value, directly feedbacks the instruction, or can start the expert system, and after the expert demonstrates, the feedback instruction is obtained, and the feedback control module 42 can implement the feedback control function according to the feedback instruction.

As shown in FIG. 8, the data analysis module 41 obtains a time history curve by using a mathematical statistics method or other methods to eliminate errors (such as weighted moving average filtering, etc.) according to the state data. In an embodiment of the invention, the time history curve includes: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time curve.

Based on the time history curve, the data analysis module 41 performs training using a neural network algorithm to obtain a predicted stress-time curve, a predicted strain-time curve, a predicted displacement-time curve, a predicted temperature-time curve, and a predicted ion concentration-time curve, according to Each curve can be used to predict the state of the next period. When the predicted value obtained according to each curve exceeds the warning value, a corresponding feedback instruction is generated, and the feedback control module 42 can implement a feedback control function according to the feedback instruction, and the data acquisition control module 2 can perform the underground neutron power station according to the feedback instruction. Adjustment.

The data analysis module 41 can also use the numerical analysis method and the optimization algorithm (including genetic algorithm, neural network algorithm, etc.) to feedback the core parameters of the structural system, and predict the stability of the surrounding rock, the bearing capacity of the structure, the temperature field, and the seepage field. And chemical fields. When the safety factor and the temperature equivalent value exceed the warning value, a corresponding feedback instruction is also generated, and the feedback control module 42 can implement the feedback control function according to the feedback instruction, and the data acquisition control module 2 can perform the underground neutron energy power station according to the feedback instruction. Make adjustments.

As shown in FIG. 9, the data analysis module 41 can also establish a thermo-hydro-force-chemical multi-field coupling model (based on the theory of porous media to achieve coupling of four fields), comparing the thermo-hydro-force-chemical multi-field coupling model. The calculation results and the actual monitoring data, with the minimum error between the two as the goal, feedback analysis of the core parameters of the thermo-hydro-force-chemical model, such as the heat transfer coefficient, the permeability coefficient and the equivalent elastic modulus of the rock mass. Then, using the core parameters of feedback optimization, recalculate and predict the heat, water, force and chemical state of the tunnel cavity in the next stage, and based on the tunnel safety criterion (structure tensile, bending, impermeability and temperature) Limits, nuclide migration, etc.), calculate the safety factor of the structure, evaluate the stability of the tunnel and the overall safety status. When the safety factor is less than 1.05, an early warning plan should be initiated.

The underground neutron energy power station monitoring system of the embodiment of the invention can solve the monitoring problems of the heat, water, force and chemical (radioactive) state of the underground neutron power station structural system, and can timely feedback according to the intelligent analysis and prediction of the monitoring data. The control signal, through on-site control, realizes the control of heat, water, force and chemical state of the underground structure, thereby ensuring the safety of the underground neutron power station.

Based on the same inventive concept as the above-mentioned underground neutron energy power station monitoring system, the embodiment of the present invention provides an underground neutron energy power station monitoring method, and the underground neutron energy power station monitoring method can be applied to the above underground neutron energy power station monitoring system. The detailed description of the underground neutron energy station monitoring system will not be repeated here.

10 is a flow chart of a method for monitoring an underground neutron power station according to an embodiment of the present invention. As shown in FIG. 10, the method for monitoring an underground neutron power station includes the following steps:

S1001: The field data monitoring component system measures state data of different measuring points, and the state data includes: a thermodynamic state quantity, a hydraulic state quantity, a mechanical state quantity, and a chemical state quantity;

S1002: The data acquisition control module collects the status data, receives a control instruction fed back by a remote terminal system, and adjusts the underground neutron power station according to the control instruction;

S1003: The signal transmission system receives the status data, and outputs the status data to the remote terminal system, and sends the control instruction to the data collection control module;

S1004: The remote terminal system receives the status data, and performs state prediction and security prediction for the next time period according to the status data.

In an embodiment, as shown in FIG. 11, when S1004 is specifically implemented, the following steps are included:

S1101: Generate a time history curve according to the state data, and perform state prediction and security prediction for the next time period based on the time history curve;

S1102: determining whether the predicted result exceeds a preset early warning value; if the predicted result exceeds a preset early warning value, executing S1103;

S1103: Feed back a control instruction to the data acquisition control module, so that the data acquisition control module adjusts the underground neutron power station.

In specific implementation, the time history curve includes: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time curve; and the state prediction and safety for the next time period based on the time history curve In the forecast, the neural network algorithm can be used to train based on the time history curve to obtain the predicted stress-time curve, the predicted strain-time curve, the predicted displacement-time curve, the predicted temperature-time curve and the predicted ion concentration-time curve. The next period state prediction is realized; then the numerical analysis and optimization algorithm are used to feedback the core parameters of the structural system, and the surrounding rock stability, structural bearing capacity, temperature field, seepage field and chemical field are predicted.

The embodiment of the invention can solve the monitoring problems of the heat, water, force and chemical (radioactive) state of the underground neutron power station structural system, and according to the intelligent analysis and prediction of the monitoring data, the control signal can be feedbacked in time, and the underground is realized through the on-site control. The heat, water, force and chemical state of the structure are controlled to ensure the safety of the underground neutron power station.

FIG. 12 is a structural diagram of a computer device according to an embodiment of the present invention. As shown in FIG. 12, the computer device may specifically include a memory 7m, a processor 6m, a communication interface 8m, a data bus 9m, and a computer program stored on the memory 7m and operable on the processor 6m, and the processor 6m executes the computer program. The steps of the underground neutron power station monitoring method described in any of the above embodiments are implemented.

The computer device provided by the embodiment of the invention can solve the monitoring problem of the heat, water, force and chemical (radioactive) state of the underground neutron energy power plant structural system, and can timely feedback the control signal according to the intelligent analysis and prediction of the monitoring data. On-site control realizes the control of heat, water, force and chemical state of the underground neutron power station structure, thus ensuring the safety of the underground neutron power station.

The embodiment of the invention further provides a computer readable storage medium, on which a computer program is stored, and when the computer program is executed by the processor, the steps of the underground neutron energy station monitoring method are implemented.

The computer readable storage medium provided by the embodiment of the invention can solve the monitoring problems of the heat, water, force and chemical (radioactive) state of the underground neutron energy power station structural system, and can timely feedback control according to the intelligent analysis and prediction of the monitoring data. The signal, through on-site control, realizes the control of heat, water, force and chemical state of the underground neutron power station structure, thereby ensuring the safety of the underground neutron power station.

Those skilled in the art will appreciate that embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.

The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (system), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG. These computer program instructions can be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing device to produce a machine for the execution of instructions for execution by a processor of a computer or other programmable data processing device. Means for implementing the functions specified in one or more of the flow or in a block or blocks of the flow chart.

The computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device. The apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.

These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device. The instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

The principles and embodiments of the present invention have been described in connection with the specific embodiments of the present invention. The description of the above embodiments is only for the understanding of the method of the present invention and the core idea thereof. At the same time, for those skilled in the art, according to the present invention The present invention is not limited by the scope of the present invention.

Claims

An underground neutron energy power station monitoring system, comprising: a field data monitoring component system, at least one data acquisition control module, at least one signal transmission system, and at least one remote terminal system;

The field data monitoring component system is configured to measure state data of different measuring points, where the state data includes: a thermodynamic state quantity, a hydraulic state quantity, a mechanical state quantity, and a chemical state quantity;

The data acquisition control module is connected to the field data monitoring component system for collecting the state data, receiving a control instruction fed back by the remote terminal system, and according to the control command to a subsystem of an underground neutron power station Issue an action command;

The signal transmission system is connected to the data acquisition module, configured to receive the status data, output the status data to the remote terminal system, and send the control instruction to the data acquisition control module;

The remote terminal system is connected to the signal transmission system for receiving the state data, and performing state prediction and security prediction for the next time period according to the state data; when the prediction result exceeds a preset warning value, The signal transmission system issues the control command to the acquisition control module.
The underground neutron power station monitoring system according to claim 1, wherein the on-site data monitoring component system is disposed on a monitoring section of a tunnel of an underground neutron power station; and the on-site data monitoring component system comprises:

a thermodynamic condition monitoring component for monitoring the amount of thermodynamic state of different measuring points;

a hydraulic condition monitoring component for monitoring the amount of hydraulic state at different points;

a mechanical condition monitoring component for monitoring the amount of mechanical state of different measuring points;

A chemical state monitoring component that monitors the amount of chemical state at different points.
The underground neutron energy power station monitoring system according to claim 2, wherein the tunnel of the underground neutron energy power station is divided along the tunnel axis direction into: a neutron source device tunnel section, and an energy generating cavern section. And affiliated sections;

The tunnel is arranged on a mechanical monitoring section every 8m to 10m, and the mechanical condition monitoring component is arranged on each of the mechanical monitoring sections;

The thermodynamic monitoring section is arranged every 5m to 8m in the cavity section of the neutron source device, and a thermodynamic monitoring section is arranged every 3m in the energy generating cavity section, and the auxiliary section is arranged every 10m to 15m. a thermodynamic monitoring section, wherein the thermodynamic condition monitoring component is disposed on each of the thermodynamic monitoring sections;

The neutron source device cavity section is provided with a hydraulic monitoring section every 5m to 8m, and the energy generating cavity section is arranged with a hydraulic monitoring section every 3m, and the subsidiary section is every 10m to 15m. Deploying a hydraulic monitoring section, wherein the hydraulic condition monitoring component is disposed on each of the hydraulic monitoring sections;

The energy generating cavity section is provided with a chemical monitoring section every 3m to 5m, and the chemical state monitoring component is disposed on each of the chemical monitoring sections.
The underground neutron power station monitoring system according to claim 3, wherein at least six monitoring axes are disposed on each of the mechanical monitoring sections, and the mechanical condition monitoring component is bored in the hole along each of the monitoring axes. The outer spacing is 2m, 5m and 10m; the direction of the monitoring axis includes: the direction of the dome, the angle of the angle between the two vaults 45°, the bottom of the arch and the angle of the angle of 45° between the two arches.
The underground neutron power station monitoring system according to claim 3, wherein each of the thermodynamic monitoring sections is provided with at least four monitoring axes along which the thermodynamic condition monitoring elements are sequentially arranged from the inside of the hole to the outside of the hole. The intervals are 1m, 2m, 3m, 5m and 7m; the direction of the monitoring axis includes: two horizontal directions and two vertical directions.
The underground neutron power station monitoring system according to claim 3, wherein each of the hydraulic monitoring sections is provided with at least three monitoring axes along which the hydraulic state monitoring component is bored into the hole. The outer direction is 1m, 3m, 5m, 7m and 10m; the direction of the monitoring axis includes: a vertical upward direction and two directions at an angle of 120 degrees with the vertical direction.
The underground neutron energy power station monitoring system according to claim 3, wherein at least one monitoring axis is disposed on each chemical monitoring section, and the chemical state monitoring component is sequentially arranged from the inside of the hole to the outside of the hole along the monitoring axis. 1m, 1m, 1m, 3m, 5m and 10m.
The underground neutron power station monitoring system according to claim 1, wherein the remote terminal system is specifically configured to: generate a time history curve according to the state data, and perform a next time period state based on the time history curve; The prediction and security prediction, when the predicted result exceeds a preset early warning value, the control command is issued to the acquisition control module by the signal transmission system.
The underground neutron power station monitoring system according to claim 8, wherein the remote terminal system comprises:

a data analysis module, configured to generate a time history curve according to the state data, and perform a next period state prediction and a safety prediction based on the time history curve, and determine whether the prediction result exceeds a preset warning value;

The feedback control module feeds back the control instruction to the data acquisition control module if the predicted result exceeds the preset warning value, so that the data acquisition control module issues a specific action instruction to the subsystem of the underground neutron power station.
The underground neutron power station monitoring system according to claim 9, wherein the remote terminal system further comprises:

a data display module for displaying monitoring results, prediction results, and warning information;

a data storage module for storing data by using a hard disk and cloud storage;

Mobile client for digital display and manual alerting.
The underground neutron power station monitoring system according to claim 9, wherein the time history curve comprises: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time. a curve; based on the time history curve, the data analysis module performs training using a neural network algorithm to obtain a predicted stress-time curve, a predicted strain-time curve, a predicted displacement-time curve, a predicted temperature-time curve, and a predicted ion concentration- The time curve is used to predict the state of the next period; the numerical analysis method and the optimization algorithm are used to feedback the core parameters of the structural system, and the surrounding rock stability, structural bearing capacity, temperature field, seepage field and chemical field are predicted.
An underground neutron power station monitoring method, characterized in that:

The field data monitoring component system measures state data of different measuring points, and the state data includes: a thermodynamic state quantity, a hydraulic state quantity, a mechanical state quantity, and a chemical state quantity;

The data acquisition control module collects the state data, receives a control instruction fed back by the remote terminal system, and issues a specific action instruction to the subsystem of the underground neutron power station according to the control instruction;

The signal transmission system receives the status data, and outputs the status data to the remote terminal system, and sends the control instruction to the data acquisition control module;

The remote terminal system receives the status data, and performs state prediction and security prediction for the next time period according to the status data.
The method for monitoring an underground neutron power station according to claim 12, wherein the remote terminal system receives the state data, and performs state prediction and security prediction for the next time period according to the state data, including:

Generating a time history curve according to the state data, and performing state prediction and safety prediction for the next time period based on the time history curve; and determining whether the prediction result exceeds a preset warning value;

If the predicted result exceeds the preset warning value, the control command is fed back to the data acquisition control module to enable the data acquisition control module to adjust the underground neutron power station.
The underground neutron power station monitoring method according to claim 13, wherein the time history curve comprises: a stress-time curve, a strain-time curve, a displacement-time curve, a temperature-time curve, and an ion concentration-time. a curve; the state prediction and safety prediction for the next time period based on the time history curve, including:

Based on the time history curve, the neural network algorithm is used to train, and the predicted stress-time curve, the predicted strain-time curve, the predicted displacement-time curve, the predicted temperature-time curve, and the predicted ion concentration-time curve are obtained to realize the next period. State prediction

The numerical analysis method and optimization algorithm are used to feedback the core parameters of the structural system, and the surrounding rock stability, structural bearing capacity, temperature field, seepage field prediction and chemical field are predicted.
A computer device comprising a memory, a processor, and a computer program stored on the memory and operable on the processor, wherein the processor executes the computer program to implement any one of claims 12 to The steps of the underground neutron power station monitoring method.
A computer readable storage medium having stored thereon a computer program, wherein the computer program is executed by a processor to perform the steps of the underground neutron power station monitoring method according to any one of claims 12 to 14.