CN113838540B - Method, device, equipment and medium for judging nuclear radiation damage of high-energy explosive - Google Patents
Method, device, equipment and medium for judging nuclear radiation damage of high-energy explosive Download PDFInfo
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- 239000002360 explosive Substances 0.000 title claims abstract description 269
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- 230000006378 damage Effects 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 44
- 230000008021 deposition Effects 0.000 claims abstract description 120
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- 239000000126 substance Substances 0.000 claims description 8
- 230000004913 activation Effects 0.000 claims description 7
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- 238000004364 calculation method Methods 0.000 description 12
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- 230000000694 effects Effects 0.000 description 2
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- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical group [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides a method, a device, equipment and a medium for judging nuclear radiation damage of a high-energy explosive. The method comprises the following steps: acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive; inputting photon energy deposition and neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules; judging whether the high-energy explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high-energy explosive molecules. According to the invention, whether the high-energy explosive is subjected to radiation damage or not is judged by the high-energy explosive radiation damage model, the accuracy of the radiation damage judgment is improved, and the method has higher application value.
Description
Technical Field
The invention relates to the technical field of nuclear radiation, in particular to a method, a device, equipment and a medium for judging nuclear radiation damage of a high-energy explosive.
Background
Nuclear radiation, or so-called radioactivity, is present in all substances, an objective fact that has existed for hundreds of millions of years, a normal phenomenon. Nuclear radiation is a microscopic particle stream released during the transition of nuclei from one structure or energy state to another. Nuclear radiation causes ionization or excitation of a substance, and is called ionizing radiation. Ionizing radiation is in turn divided into direct ionizing radiation and indirect ionizing radiation. Direct ionizing radiation includes charged particles such as protons. Indirect ionizing radiation includes uncharged particles such as photons, neutrons, and the like.
The domestic and foreign scientific research institutions conduct intensive research on radiation damage of materials based on requirements of scientific research, engineering application and the like, the related materials comprise metals, high polymer materials and the like, and an application method mainly comprises theoretical analysis, numerical simulation and experimental research, so that ideas and reference bases are provided for calculation of radiation damage of different types of materials. The method is complex and low in accuracy aiming at the calculation of the radiation damage of the high-energy explosive.
Disclosure of Invention
In order to solve the problems, the invention provides a method, a device, equipment and a medium for judging nuclear radiation damage of a high-energy explosive.
The invention provides a method for judging nuclear radiation damage of a high explosive, which comprises the following steps:
Acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive;
inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules;
Judging whether the high-energy explosive is subjected to radiation damage in a radiation field environment according to the decomposition rate of the high-energy explosive molecules;
The high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
Optionally, the determining the photon energy deposition and neutron energy deposition in the high explosive in the radiation field environment according to the composition, the density and the thickness of the high explosive comprises:
And determining the coordinate position of the high-energy explosive in the radiation field environment, and determining the average energy deposition of neutrons and photons in the high-energy explosive by using an MCNP program according to the coordinate position of the high-energy explosive in the radiation field environment, the components, the density and the thickness of the high-energy explosive.
Optionally, after determining the average energy deposition of a neutron and photon within the high explosive in the radiation field environment, further comprising:
And determining neutron average energy deposition and photon average energy deposition in the unit mass high-energy explosive according to the average energy deposition of one neutron and photon in the high-energy explosive under the radiation field environment.
Optionally, the high explosive radiation damage model is:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
Optionally, determining whether the high-energy explosive is damaged by radiation in the radiation field environment according to the decomposition rate of the high-energy explosive molecules includes:
Determining the decomposition depth of the high-energy explosive in the radiation field environment according to the decomposition rate of the high-energy explosive molecules, and if the decomposition depth is larger than a preset threshold value, generating radiation damage on the high-energy explosive in the radiation field environment.
The invention also provides a device for judging the nuclear radiation damage of the high-energy explosive, which comprises the following steps:
The acquisition module is used for acquiring the components, the density and the thickness of the high-energy explosive and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, the density and the thickness of the high-energy explosive;
The first processing module is used for inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules;
The second processing module is used for judging whether the high-energy explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high-energy explosive molecules;
The high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
Optionally, the high explosive radiation damage model is:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
The invention also provides an electronic device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor realizes the steps of the high explosive nuclear radiation damage judging method according to any one of the above when executing the program.
The present invention also provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the method for determining nuclear radiation damage of a high explosive as described in any one of the above.
The invention also provides a computer program product comprising a computer program which when executed by a processor implements the steps of the method for judging nuclear radiation damage of high explosive as described in any one of the above.
According to the method, the device, the equipment and the medium for judging the nuclear radiation damage of the high-energy explosive, the photon energy deposition and the neutron energy deposition in the high-energy explosive under the radiation field environment are determined according to the components, the density and the thickness of the high-energy explosive; then photon energy deposition and neutron energy deposition are input into a trained high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules, and whether the high-energy explosive is subjected to radiation damage in a radiation field environment or not can be judged according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels. Therefore, the method is based on the high-energy explosive radiation effect mechanism, calculates the high-energy explosive radiation damage by establishing the high-energy explosive radiation damage model, simplifies the traditional calculation mode and improves the accuracy of the calculation result.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of a method for judging radiation damage of a high explosive provided by the invention;
FIG. 2 is a schematic structural diagram of the high explosive radiation damage judging device provided by the invention;
fig. 3 is a schematic structural diagram of an electronic device provided by the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the method for judging the nuclear radiation damage of the high explosive provided by the invention comprises the following steps:
Step 101: acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive;
In this step, it should be noted that the basic process of the radiation damage of the high explosive molecules is that the radiation passes through the material to generate secondary electrons, and the ionization effect causes the breakage of molecular bonds, thereby causing the destruction of molecules. In this step, the average energy deposition of a neutron and photon inside the high explosive in the radiation field environment is first calculated by the MCNP (Monte Carlo N PARTICLE Transport Code) program. And then determining neutron average energy deposition and photon average energy deposition in the unit mass high-energy explosive according to the average energy deposition of one neutron and photon in the high-energy explosive in the radiation field environment. Specifically, a radiation field calculation model of the nuclear device is firstly constructed by establishing a geometric model, setting a coordinate system and detection points and analyzing radiation characteristics, and then photon energy deposition of the high-energy explosive and neutron energy deposition are obtained by calculation through an MCNP program according to the components, density and thickness of the high-energy explosive and the position of the high-energy explosive in the nuclear device.
Step 102: inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels for training;
In the step, the data obtained in the step 101 are input into a high explosive radiation damage model to obtain the decomposition rate of high explosive molecules. According to the method, the radiation damage of the high-energy explosive is estimated by calculating the decomposition rate of the molecules of the high-energy explosive, namely the ratio of the number of the decomposed molecules of the high-energy explosive to the total number of the molecules, and compared with the existing mode for calculating the decomposition rate of the high-energy explosive, the method is more convenient and accurate.
Step 103: judging whether the high-energy explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high-energy explosive molecules.
In the step, the decomposition depth of the high-energy explosive in the radiation field environment is determined according to the decomposition rate of the high-energy explosive molecules, if the decomposition depth is larger than a preset threshold value, the high-energy explosive is subjected to radiation damage in the radiation field environment, and otherwise, the high-energy explosive is not subjected to radiation damage.
According to the method for judging the nuclear radiation damage of the high-energy explosive, photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment are obtained; then photon energy deposition and neutron energy deposition are input into a trained high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules, and whether the high-energy explosive is subjected to radiation damage in a radiation field environment or not can be judged according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels. Therefore, the method is based on the high-energy explosive radiation effect mechanism, calculates the high-energy explosive radiation damage by establishing the high-energy explosive radiation damage model, simplifies the traditional calculation mode and improves the accuracy of the calculation result.
Based on the foregoing embodiment, in this embodiment, the determining, according to the composition, density and thickness of the high explosive, the photon energy deposition and the neutron energy deposition inside the high explosive in the radiation field environment includes:
And determining the coordinate position of the high-energy explosive in the radiation field environment, and determining the average energy deposition of neutrons and photons in the high-energy explosive by using an MCNP program according to the coordinate position of the high-energy explosive in the radiation field environment, the components, the density and the thickness of the high-energy explosive.
Based on the foregoing, in this embodiment, after determining the average energy deposition of a neutron and a photon in the radiation field environment in the high explosive, the method further includes:
And determining neutron average energy deposition and photon average energy deposition in the unit mass high-energy explosive according to the average energy deposition of one neutron and photon in the high-energy explosive under the radiation field environment.
Based on the foregoing embodiment, in this embodiment, the radiation damage model of the high explosive is:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
Based on the foregoing embodiment, in this embodiment, determining whether the high explosive is damaged by radiation in the radiation field environment according to the decomposition rate of the high explosive molecule includes:
Determining the decomposition depth of the high-energy explosive in the radiation field environment according to the decomposition rate of the high-energy explosive molecules, and if the decomposition depth is larger than a preset threshold value, generating radiation damage on the high-energy explosive in the radiation field environment.
The following is a description of specific examples:
Embodiment one:
in this example, the radiation damage of a high explosive was calculated using the example of the radiation field of HMX within a typical plutonium core. For high-energy explosive molecules, spontaneous decomposition is a common phenomenon, the decomposition depth is related to parameters such as density, detonation velocity and the like of the explosive, and when the decomposition depth of the explosive reaches 0.1%, the performance of the explosive is obviously changed, so that the decomposition depth reaches 0.1% as a failure critical value in engineering. The invention calculates the radiation damage of HMX by taking the decomposition depth as an index, wherein the HMX is the explosive with the best comprehensive performance in military at present.
In this example, photon and neutron energy deposition inside HMX was calculated first by MCNP (Monte Carlo N PARTICLE Transport Code) program to be 1.04×10 -19 and 6.30×10 -21J·g-1·s-1, respectively, average energy deposition in radiation environment 1 a: photon 3.28X10 -12J·g-1, neutron 1.52X10 -13J·g-1. The activation energy E 0 of HMX is 220.5 kJ.mol -1, the data are input into a trained high-explosive radiation damage model, and the radiation decomposition rate of the HMX is calculated:
the invention provides a calculation method for the radiation damage of the high-energy explosive and selects cases to calculate from the radiation damage mechanism of the material, and the obtained calculation result is reasonable.
The high-energy explosive nuclear radiation damage calculating device provided by the invention is described below, and the high-energy explosive nuclear radiation damage calculating device described below and the high-energy explosive nuclear radiation damage calculating method described above can be correspondingly referred to each other.
As shown in fig. 2, the device for judging nuclear radiation damage of high explosive provided by the invention comprises:
the acquisition module 1 is used for acquiring the components, the density and the thickness of the high-energy explosive and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, the density and the thickness of the high-energy explosive;
the first processing module 2 is used for inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules;
the second processing module 3 is used for judging whether the high-energy explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high-energy explosive molecules;
The high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
In this embodiment, it should be noted that the basic process of the radiation damage of the high explosive molecule is that the ray passes through the material to generate secondary electrons, and the ionization effect causes the breakage of the molecular bond, so as to cause the destruction of the molecule. In this step, the average energy deposition of a neutron and photon inside the high explosive in the radiation field environment is first calculated by the MCNP (Monte Carlo N PARTICLE Transport Code) program. And then determining neutron average energy deposition and photon average energy deposition in the unit mass high-energy explosive according to the average energy deposition of one neutron and photon in the high-energy explosive in the radiation field environment.
In this embodiment, the obtained data is input into the high explosive radiation damage model to obtain the decomposition rate of the high explosive molecules. According to the method, the radiation damage of the high-energy explosive is judged by calculating the decomposition rate of the molecules of the high-energy explosive, namely the ratio of the number of the decomposed molecules of the high-energy explosive to the total number of the molecules, and compared with the existing mode of judging the radiation damage of the high-energy explosive by calculating the decomposition rate of the high-energy explosive, the method is more convenient and accurate.
According to the high-energy explosive nuclear radiation damage judging device, photon energy deposition and neutron energy deposition in the high-energy explosive are obtained in a radiation field environment; then photon energy deposition and neutron energy deposition are input into a trained high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules, and whether the high-energy explosive is subjected to radiation damage in a radiation field environment or not can be judged according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels. Therefore, the method is based on the high-energy explosive radiation effect mechanism, calculates the high-energy explosive radiation damage by establishing the high-energy explosive radiation damage model, simplifies the traditional calculation mode and improves the accuracy of the calculation result.
Based on the foregoing embodiment, in this embodiment, the radiation damage model of the high explosive is:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
Fig. 3 illustrates a physical schematic diagram of an electronic device, as shown in fig. 3, where the electronic device may include: processor 310, communication interface (Communications Interface) 320, memory 330 and communication bus 340, wherein processor 310, communication interface 320 and memory 330 communicate with each other via communication bus 340. The processor 310 may invoke logic instructions in the memory 330 to perform a high explosive nuclear radiation damage determination method comprising: acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive; inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules; judging whether the high-energy explosive is subjected to radiation damage in a radiation field environment according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
Further, the logic instructions in the memory 330 described above may be implemented in the form of software functional units and may be stored in a computer-readable storage medium when sold or used as a stand-alone product. Based on this understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a usb disk, a removable hard disk, a read-only memory (ROM), a random access memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product, where the computer program product includes a computer program, where the computer program may be stored on a non-transitory computer readable storage medium, where the computer program, when executed by a processor, is capable of executing the method for determining the nuclear radiation damage of a high explosive provided by the above methods, where the method includes: acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive; inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules; judging whether the high-energy explosive is subjected to radiation damage in a radiation field environment according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
In yet another aspect, the present invention provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, is implemented to perform the method for determining nuclear radiation damage of high explosive provided by the above methods, the method comprising: acquiring the components, density and thickness of the high-energy explosive, and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive; inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules; judging whether the high-energy explosive is subjected to radiation damage in a radiation field environment according to the decomposition rate of the high-energy explosive molecules; the high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.
From the above description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course may be implemented by means of hardware. Based on this understanding, the foregoing technical solution may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the respective embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The method for judging the nuclear radiation damage of the high-energy explosive is characterized by comprising the following steps of:
Acquiring the components, density and thickness of the high-energy explosive, determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, density and thickness of the high-energy explosive, and comprising the following steps: determining the coordinate position of the high-energy explosive in the radiation field environment, and determining the average energy deposition of neutrons and photons in the high-energy explosive by using an MCNP program according to the coordinate position of the high-energy explosive in the radiation field environment, the components, the density and the thickness of the high-energy explosive;
inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules;
Judging whether the high-energy explosive is subjected to radiation damage in a radiation field environment according to the decomposition rate of the high-energy explosive molecules;
The high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
2. The method of claim 1, further comprising, after determining an average energy deposition of neutrons and photons within the high explosive:
And determining neutron average energy deposition and photon average energy deposition in the unit mass high-energy explosive according to the average energy deposition of one neutron and photon in the high-energy explosive under the radiation field environment.
3. The method for judging the nuclear radiation damage of the high explosive according to claim 1, wherein the high explosive radiation damage model is as follows:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
4. The method for judging nuclear radiation damage of high explosive according to claim 1, wherein judging whether the high explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high explosive molecules comprises the following steps:
Determining the decomposition depth of the high-energy explosive in the radiation field environment according to the decomposition rate of the high-energy explosive molecules, and if the decomposition depth is larger than a preset threshold value, generating radiation damage on the high-energy explosive in the radiation field environment.
5. The utility model provides a high explosive nuclear radiation damage judgement device which characterized in that includes:
The acquisition module is used for acquiring the components, the density and the thickness of the high-energy explosive and determining photon energy deposition and neutron energy deposition in the high-energy explosive in a radiation field environment according to the components, the density and the thickness of the high-energy explosive, and comprises the following steps: determining the coordinate position of the high-energy explosive in the radiation field environment, and determining the average energy deposition of neutrons and photons in the high-energy explosive by using an MCNP program according to the coordinate position of the high-energy explosive in the radiation field environment, the components, the density and the thickness of the high-energy explosive;
The first processing module is used for inputting the photon energy deposition and the neutron energy deposition into a high-energy explosive radiation damage model to obtain the decomposition rate of high-energy explosive molecules;
The second processing module is used for judging whether the high-energy explosive is damaged by radiation in a radiation field environment according to the decomposition rate of the high-energy explosive molecules;
The high-energy explosive radiation damage model is obtained by taking photon energy deposition and neutron energy deposition in the high-energy explosive as samples and taking the decomposition rate of high-energy explosive molecules corresponding to the samples as sample labels.
6. The high explosive nuclear radiation damage determination device of claim 5, wherein the high explosive radiation damage model is:
wherein eta is the decomposition rate of the high-energy explosive molecules, E n and E p are neutron average energy deposition and photon average energy deposition in the high-energy explosive unit mass, E 0 is the activation energy of the substance, and M is the molar mass of the high-energy explosive.
7. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor performs the steps of the method for determining the nuclear radiation damage of a high explosive according to any one of claims 1 to 4 when the program is executed.
8. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the steps of the high explosive nuclear radiation damage determination method according to any one of claims 1 to 4.
9. A computer program product comprising a computer program which, when executed by a processor, implements the steps of the method for determining nuclear radiation damage of a high explosive as claimed in any one of claims 1 to 4.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181078A (en) * | 2014-09-01 | 2014-12-03 | 中国工程物理研究院化工材料研究所 | Method and device for testing content of easily-volatile matters in explosive |
| CN106842282A (en) * | 2016-12-29 | 2017-06-13 | 西北核技术研究所 | A kind of method that neutron irradiation environmental monitoring is carried out using SRAM memory |
| CN107195345A (en) * | 2017-06-09 | 2017-09-22 | 中国科学院合肥物质科学研究院 | The accurate simulation system of neutron irradiation damage and its algorithm all can be composed |
| CN107229775A (en) * | 2017-05-04 | 2017-10-03 | 西北核技术研究所 | The method that photoelectronic imaging device radiation injury is assessed using Monte Carlo simulation |
| CN108877976A (en) * | 2018-07-02 | 2018-11-23 | 中国科学院新疆理化技术研究所 | A kind of space high energy proton combination radiation safeguard structure suitable for long-term manned task |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014124359A1 (en) * | 2013-02-08 | 2014-08-14 | Image Insight Inc. | Apparatus and method for detection of radiation |
-
2021
- 2021-10-14 CN CN202111198358.6A patent/CN113838540B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181078A (en) * | 2014-09-01 | 2014-12-03 | 中国工程物理研究院化工材料研究所 | Method and device for testing content of easily-volatile matters in explosive |
| CN106842282A (en) * | 2016-12-29 | 2017-06-13 | 西北核技术研究所 | A kind of method that neutron irradiation environmental monitoring is carried out using SRAM memory |
| CN107229775A (en) * | 2017-05-04 | 2017-10-03 | 西北核技术研究所 | The method that photoelectronic imaging device radiation injury is assessed using Monte Carlo simulation |
| CN107195345A (en) * | 2017-06-09 | 2017-09-22 | 中国科学院合肥物质科学研究院 | The accurate simulation system of neutron irradiation damage and its algorithm all can be composed |
| CN108877976A (en) * | 2018-07-02 | 2018-11-23 | 中国科学院新疆理化技术研究所 | A kind of space high energy proton combination radiation safeguard structure suitable for long-term manned task |
Non-Patent Citations (2)
| Title |
|---|
| 核辐射效应对炸药分解影响的模拟;杨杰等;《含能材料》;第15卷(第1期);第1-4页 * |
| 隐藏爆炸物检测装置快中子辐照安全分析;何铁;王新华;郑普;安力;郭海萍;阳剑;朱传新;;《原子能科学技术》;20151120(第11期);全文 * |
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