1. Graphite stress calculation system under irradiation for nuclear power, including collection module, processing module, model module, data analysis unit, calculation module, storage module, emission module and display module, its characterized in that: the acquisition module is electrically connected with the processing module, the processing module is electrically connected with the model module, the model module is electrically connected with the data analysis unit, the data analysis unit is electrically connected with the calculation module, the storage module and the transmitting module are both electrically connected with the calculation module, and the calculation module is electrically connected with the display module;

the acquisition module is used for acquiring various data;

the processing module is used for processing the data acquired by the acquisition module;

the model module is used for generating a model;

the data analysis unit is used for analyzing various items of data

The computing module is used for carrying out comprehensive computation on the analyzed data;

the storage module is used for storing the calculated result;

the display module is used for displaying results.

2. The system for calculating the stress of the nuclear power graphite under the irradiation of the nuclear power graphite according to claim 1, is characterized in that: the data analysis unit comprises an elastic strain module, a size strain module, a thermal strain module and an irradiation creep strain module, wherein,

the elastic strain module is used for calculating the elastic strain of the graphite;

the dimensional strain module is used for calculating the dimensional strain of the graphite;

the thermal strain module is used for calculating the thermal strain of the graphite;

the irradiation creep strain module is used for calculating the irradiation creep strain of the graphite.

3. The stress calculation method of the graphite for nuclear power under the irradiation effect is characterized by comprising the following steps:

s1, the acquisition module acquires data and sends the acquired data to the processing module;

s2, the processing module processes and analyzes the data collected by the collecting module;

s3, the model module acquires the data processed by the processing module to generate a model;

s4, the data analysis unit acquires the generated model and data, analyzes each item of data respectively, and sends the analysis result to the calculation module;

s5, the calculation module carries out comprehensive calculation on each result analyzed by the data analysis unit to obtain a final stress calculation result, and sends the result to the storage module and the transmission module;

s6, the storage module stores the stress calculation result, and the emission module sends the calculation result to the display module;

and S7, displaying the stress calculation result by the display module.

4. The method for calculating the stress of the nuclear power graphite under the irradiation according to claim 3, characterized by comprising the following steps: the data collected by the collection module in the step S1 includes irradiation dose and irradiation temperature.

5. The method for calculating the stress of the nuclear power graphite under the irradiation according to claim 3, characterized by comprising the following steps: the step S4 further includes the steps of:

s41, calculating the elastic strain of the graphite by an elastic strain module to generate an elastic strain value;

s42, calculating the dimensional strain of the graphite by using a dimensional strain module to generate a dimensional strain value;

s43, calculating the thermal strain of the graphite by a thermal strain module to generate a thermal strain value;

and S44, calculating the irradiation creep strain of the graphite by using the irradiation creep strain module to generate an irradiation creep strain value.

6. The method for calculating the stress of the nuclear power graphite under the irradiation according to claim 3, characterized by comprising the following steps: the transmitting module in the step S5 is a wireless transmitter.

7. The method for calculating the stress of the nuclear power graphite under the irradiation according to claim 3, characterized by comprising the following steps: the storage module in step S6 may be stored locally or in the cloud.

Background

The fusion of light atomic nucleus and the fission of heavy atomic nucleus can both release energy, which is called nuclear fusion energy and nuclear fission energy respectively, a great deal of heat is released during fusion or fission, the energy is converted according to nuclear energy-mechanical energy-electric energy, the electric power can be called nuclear power, the nuclear power station is a novel power station which utilizes the energy stored in the atomic nucleus to generate electric energy, and the nuclear power station can be roughly divided into two parts: the part is a nuclear island which utilizes nuclear energy to produce steam and comprises a reactor device and a primary loop system; the other part is a conventional island for generating power by using steam, which comprises a steam turbine generator system, a reactor is a key design of a nuclear power station, a chain fission reaction is carried out in the reactor, graphite has good neutron deceleration performance, the graphite is used as a moderator in a nuclear reactor at first, irradiation deforms a graphite component to generate stress, the physical properties (such as various intensities, elastic modulus, thermal expansion coefficient, variation coefficient, thermal conductivity coefficient and the like) and irradiation deformation of the graphite can be changed under the irradiation effect of the graphite, the deformation and the stress of the graphite component can be larger and larger along with the increase of the operating time of the reactor, the graphite even fails under certain severe conditions, so the calculation of the stress of the graphite is very important, but the existing stress calculation only carries out the stress calculation from one aspect, and the influence of various factors on the stress can not be comprehensively calculated, resulting in inaccurate calculation results.

Disclosure of Invention

The invention aims to provide a stress calculation system and a calculation method of graphite for nuclear power under the irradiation effect, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the stress calculation system of graphite for nuclear power under the irradiation effect comprises an acquisition module, a processing module, a model module, a data analysis unit, a calculation module, a storage module, an emission module and a display module, wherein the acquisition module is electrically connected with the processing module, the processing module is electrically connected with the model module, the model module is electrically connected with the data analysis unit, the data analysis unit is electrically connected with the calculation module, the storage module and the emission module are both electrically connected with the calculation module, and the calculation module is electrically connected with the display module;

the acquisition module is used for acquiring various data;

the processing module is used for processing the data acquired by the acquisition module;

the model module is used for generating a model;

the data analysis unit is used for analyzing various items of data

The computing module is used for carrying out comprehensive computation on the analyzed data;

the storage module is used for storing the calculated result;

the display module is used for displaying results.

As a preferable aspect of the present invention, the data interpretation unit includes an elastic strain module, a dimensional strain module, a thermal strain module, and an irradiation creep strain module, wherein,

the elastic strain module is used for calculating the elastic strain of the graphite;

the dimensional strain module is used for calculating the dimensional strain of the graphite;

the thermal strain module is used for calculating the thermal strain of the graphite;

the irradiation creep strain module is used for calculating the irradiation creep strain of the graphite.

The stress calculation method of the graphite for nuclear power under the irradiation effect comprises the following steps:

s1, the acquisition module acquires data and sends the acquired data to the processing module;

s2, the processing module processes and analyzes the data collected by the collecting module;

s3, the model module acquires the data processed by the processing module to generate a model;

s4, the data analysis unit acquires the generated model and data, analyzes each item of data respectively, and sends the analysis result to the calculation module;

s5, the calculation module carries out comprehensive calculation on each result analyzed by the data analysis unit to obtain a final stress calculation result, and sends the result to the storage module and the transmission module;

s6, the storage module stores the stress calculation result, and the emission module sends the calculation result to the display module;

and S7, displaying the stress calculation result by the display module.

In a preferred embodiment of the present invention, the data collected by the collection module in step S1 includes irradiation dose and irradiation temperature.

As a preferable aspect of the present invention, the step S4 further includes the steps of:

s41, calculating the elastic strain of the graphite by an elastic strain module to generate an elastic strain value;

s42, calculating the dimensional strain of the graphite by using a dimensional strain module to generate a dimensional strain value;

s43, calculating the thermal strain of the graphite by a thermal strain module to generate a thermal strain value;

and S44, calculating the irradiation creep strain of the graphite by using the irradiation creep strain module to generate an irradiation creep strain value.

As a preferred embodiment of the present invention, the transmitting module in step S5 is a wireless transmitter.

As a preferred embodiment of the present invention, the storage module in step S6 may be stored locally or in the cloud.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the elastic strain, the dimensional strain, the thermal strain and the irradiation creep strain of the graphite can be calculated through the elastic strain module, the dimensional strain module, the thermal strain module and the irradiation creep strain module to obtain various numerical values, the calculation module performs comprehensive calculation through various data to obtain a stress result, the stress is calculated from multiple aspects, the influence of various factors on the stress is considered, and further the calculation result of the stress is more accurate.

Drawings

FIG. 1 is a structural block diagram of a stress calculation system of nuclear power graphite under irradiation;

FIG. 2 is a flow chart of a stress calculation method of the nuclear power graphite under irradiation.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the stress calculation system of the graphite for nuclear power under the irradiation effect comprises an acquisition module, a processing module, a model module, a data analysis unit, a calculation module, a storage module, an emission module and a display module, wherein the acquisition module is electrically connected with the processing module, the processing module is electrically connected with the model module, the model module is electrically connected with the data analysis unit, the data analysis unit is electrically connected with the calculation module, the storage module and the emission module are both electrically connected with the calculation module, and the calculation module is electrically connected with the display module;

the acquisition module is used for acquiring various data;

the processing module is used for processing the data acquired by the acquisition module;

the model module is used for generating a model;

the data analysis unit is used for analyzing various items of data

The computing module is used for carrying out comprehensive computation on the analyzed data;

the storage module is used for storing the calculated result;

the display module is used for displaying the result.

The data analysis unit comprises an elastic strain module, a size strain module, a thermal strain module and an irradiation creep strain module, wherein,

the elastic strain module is used for calculating the elastic strain of the graphite;

the dimensional strain module is used for calculating the dimensional strain of the graphite;

the thermal strain module is used for calculating the thermal strain of the graphite;

the irradiation creep strain module is used for calculating the irradiation creep strain of the graphite.

The stress calculation method of the graphite for nuclear power under the irradiation effect comprises the following steps:

s1, the acquisition module acquires data and sends the acquired data to the processing module;

s2, the processing module processes and analyzes the data collected by the collecting module;

s3, the model module acquires the data processed by the processing module to generate a model;

s4, the data analysis unit acquires the generated model and data, analyzes each item of data respectively, and sends the analysis result to the calculation module;

s5, the calculation module carries out comprehensive calculation on each result analyzed by the data analysis unit to obtain a final stress calculation result, and sends the result to the storage module and the transmission module;

s6, the storage module stores the stress calculation result, and the emission module sends the calculation result to the display module;

and S7, displaying the stress calculation result by the display module.

The data collected by the collection module in step S1 includes irradiation dose and irradiation temperature.

Step S4 further includes the steps of:

s41, calculating the elastic strain of the graphite by an elastic strain module to generate an elastic strain value;

s42, calculating the dimensional strain of the graphite by using a dimensional strain module to generate a dimensional strain value;

s43, calculating the thermal strain of the graphite by a thermal strain module to generate a thermal strain value;

and S44, calculating the irradiation creep strain of the graphite by using the irradiation creep strain module to generate an irradiation creep strain value.

In step S5, the transmitting module is a wireless transmitter.

The storage module in step S6 may be stored locally or in the cloud.

Specifically, the acquisition module acquires irradiation dose and irradiation temperature data, the acquired data is sent to the processing module, the processing module processes and analyzes the data acquired by the acquisition module, the model module acquires a data generation model processed by the processing module, the data analysis unit acquires the generated model and data, the data are analyzed respectively, the elastic strain module calculates the elastic strain of graphite and generates a digital elastic strain value, the dimensional strain module calculates the dimensional strain of graphite and generates a dimensional strain value, the thermal strain module calculates the thermal strain of graphite and generates a thermal strain value, the irradiation creep strain module calculates the irradiation creep strain of graphite and generates an irradiation creep strain value, the values are sent to the calculation module, and then the calculation module performs comprehensive calculation on the data to obtain a final stress calculation result, and the results are sent to a storage module and a transmitting module, the storage module stores the stress calculation results, meanwhile, the transmitting module sends the calculation results to a display module, and the display module displays the stress calculation results, so that people can know the graphite stress calculation results.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.