CN102519986B - Method suitable for electron beam radiation processing operation identification - Google Patents
Method suitable for electron beam radiation processing operation identification Download PDFInfo
- Publication number
- CN102519986B CN102519986B CN 201110412757 CN201110412757A CN102519986B CN 102519986 B CN102519986 B CN 102519986B CN 201110412757 CN201110412757 CN 201110412757 CN 201110412757 A CN201110412757 A CN 201110412757A CN 102519986 B CN102519986 B CN 102519986B
- Authority
- CN
- China
- Prior art keywords
- dosage
- dose
- simulation
- groups
- electron beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000010894 electron beam technology Methods 0.000 title claims abstract description 17
- 230000005855 radiation Effects 0.000 title abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 42
- 238000004088 simulation Methods 0.000 claims abstract description 37
- 238000004364 calculation method Methods 0.000 claims description 8
- 241000446313 Lamella Species 0.000 claims description 7
- 238000013341 scale-up Methods 0.000 claims description 7
- 229910052809 inorganic oxide Inorganic materials 0.000 claims description 3
- 238000000870 ultraviolet spectroscopy Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 230000002459 sustained effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a method suitable for electron beam radiation processing operation identification. The method comprises the steps of: (1) preparing 3 groups of equivalent-density simulation materials; (2) placing dose tablets in the simulation materials; (3) disposing a routine dosimeter in a specific place of the simulation material; ( 4 ) subjecting the 3 groups of simulation materials to electron beam irradiation; ( 5) reading the values of each group of the dose tablets and the routine dosimeter, and calculating related proportional coefficients; and (6 ) calculating the average value of dose distribution of all dose tablets on one layer of the 3 groups of simulation materials, and drawing a dose depth distribution map. The method of the invention solves the problems of poor uniformity of simulation materials, great uncertainty of depth dose distribution, large errors in the obtained proportional coefficients between the routine dosimeter and a maximum, minimum dose.
Description
Technical field
The present invention relates to a kind of method that is applicable to that electron beam irradiation processing operation is identified, belonged to the radiation processing technology field.
Background technology
In the RADIATION PROCESSING field, utilize the simulation material of equivalent density to do operation and identify, measure that the depth dose of material to be processed distributes is a requisite process, can cross to RADIATION PROCESSING technology according to the correlation parameter of the simulation material that measures provides reliable foundation.
The more existing method more complicated that simulation material is done the operation evaluation, fathomed and distribute, precision is not high, can not be well for RADIATION PROCESSING technology provide reliable foundation, and existing these methods, in measuring, maximum, minimum dose distributes and need remeasure again next time.
Summary of the invention
Technical matters to be solved by this invention provides a kind of method that is applicable to that electron beam irradiation processing operation is identified, only need measure a spot of data, and make simple mean value calculation according to these data, just can draw the depth dose distribution plan, for RADIATION PROCESSING technology provides reliable foundation, and distribute according to the dosage of routine dose meter and to provide scale-up factor with maximum, that minimum dose distributes ratio for measure next time.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of method that is applicable to that electron beam irradiation processing operation is identified is characterized in that: comprise the steps:
(1) prepares 3 groups of equivalence density simulation materials;
(2) in simulation material, highly every interval 4cm places one group of dosage lamella, and the level interval between adjacent two dosage sheets of same group of dosage lamella is 20cm;
(3) place the routine dose meter at an ad-hoc location on simulation material surface;
(4) 3 groups of simulation materials are passed through electron beam irradiation;
(5) utilize the ultraviolet spectrometry thermometer to read numerical value on each dosage sheet and the routine dose meter, and the mean value that the maximum dose that calculates 3 groups of simulation materials distributes, minimum dose distributes, the dosage of routine dose meter distributes, and according to described mean value calculation maximum dose distributes, minimum dose distributes to distribute with the dosage of routine dose meter scale-up factor;
(6) calculate the mean value that the dosage of all dosage sheets of the dosage lamella of 3 groups of simulation material sustained heights distributes, obtain the dosage distribution value of each layer, draw out the dosage depth profile according to the dosage distribution value of described each layer.
The aforesaid method that is applicable to that electron beam irradiation processing operation is identified, it is characterized in that: the density of described simulation material is 0.25g/cm
3-0.4 g/cm
3
The aforesaid method that is applicable to that electron beam irradiation processing operation is identified, it is characterized in that: described simulation material is a kind of expanded material of inorganic oxide.
The invention has the beneficial effects as follows:
1, only need measure a spot of data, and make simple mean value calculation according to these data, just can draw the depth dose distribution plan, for RADIATION PROCESSING technology provides reliable foundation, simple to operate, calculating is easy, reliability is high;
2, the ratio that dosage distributes and maximum, minimum dose distribute according to the routine dose meter provides scale-up factor for measure next time, in measurement next time, only needing that the routine dose meter is fixed on its dosage of identical position measurement distributes, just but the passing ratio coefficient calculations obtains maximum, the minimum dose distribution of simulation material, simplify the measurement operation, improved efficient.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
A kind of method that is applicable to that electron beam irradiation processing operation is identified comprises the steps:
(1) prepares 3 groups of equivalence density simulation materials;
(2) in simulation material, highly every interval 4cm places one group of dosage lamella, and the level interval between adjacent two dosage sheets of same group of dosage lamella is 20cm;
(3) place the routine dose meter in any one fixed position of simulation material;
(4) 3 groups of simulation materials are passed through electron beam irradiation;
(5) utilize the ultraviolet spectrometry thermometer to read numerical value on each dosage sheet and the routine dose meter, and the mean value that the maximum dose that calculates 3 groups of simulation materials distributes, minimum dose distributes, the dosage of routine dose meter distributes, and according to described mean value calculation maximum dose distributes, minimum dose distributes to distribute with the dosage of routine dose meter scale-up factor;
(6) calculate the mean value that the dosage of all dosage sheets of the dosage lamella of 3 groups of simulation material sustained heights distributes, obtain the dosage distribution value of each layer, draw out the dosage depth profile according to the dosage distribution value of described each layer.
The dosage that method by calculating mean value calculates the differing heights layer distributes, and compares and only adopts single test group, and measuring accuracy is higher, the better reliability of data.And distribute by the dosage that calculates the routine dose meter and to provide scale-up factor with maximum, that minimum dose distributes ratio for measure next time, in measurement next time, only needing that the routine dose meter is fixed on its dosage of identical position measurement distributes, just but the passing ratio coefficient calculations obtains maximum, the minimum dose distribution of simulation material, simplify the measurement operation, improved efficient.Wherein the routine dose meter can be placed on any position of the material of simulation, in measuring next time, only needs that the routine dose meter is fixed on the place identical with previous position and measures and get final product.
The density of described simulation material is 0.25g/cm
3-0.4 g/cm
3The expanded material of inorganic oxide, adopt this material as simulation material can be complete excessively measure bundle dosage distribution down, for RADIATION PROCESSING technology provides more reliable foundation.
In sum, the invention provides a kind of method that is applicable to that electron beam irradiation processing operation is identified, only need measure a spot of data, and make simple mean value calculation according to these data, just can draw the depth dose distribution plan, and provide scale-up factor according to the ratio that dosage distributes and maximum, minimum dose distribute of routine dose meter for measure next time.
More than show and described ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is by appending claims and equivalent circle thereof.
Claims (3)
1. a method that is applicable to that electron beam irradiation processing operation is identified is characterized in that: comprise the steps:
(1) prepares 3 groups of equivalence density simulation materials;
(2) in simulation material, highly every interval 4cm places one group of dosage sheet, and every group is provided with two tablet amounts meters, and the level interval between adjacent two dosage sheets of same group of dosage lamella is 20cm;
(3) place the routine dose meter at an ad-hoc location on simulation material surface;
(4) 3 groups of simulation materials are passed through electron beam irradiation;
(5) utilize the ultraviolet spectrometry thermometer to read numerical value on each group dosage sheet and routine dose meter, making dosage distributes, and determine maximum dose and the minimum dose site of 3 groups of simulation materials, according to distribute scale-up factor with the dosage of routine dose meter of mean value calculation maximum dose, the minimum dose site in the mean value of the maximum dose of described 3 groups of simulation materials and minimum dose site;
(6) calculate 3 groups of simulation materials with the mean value of the dosage tablet amounts distribution of one deck, obtain the dosage distribution value of each layer, draw out the dosage depth profile according to the dosage distribution value of described each layer.
2. the electron beam irradiation that is applicable to according to claim 1 is processed the method that operation is identified, it is characterized in that: the density of described simulation material is 0.25g/cm
3-0.4 g/cm
3
3. the electron beam irradiation that is applicable to according to claim 1 and 2 is processed the method that operation is identified, it is characterized in that: described simulation material is a kind of expanded material of inorganic oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110412757 CN102519986B (en) | 2011-12-13 | 2011-12-13 | Method suitable for electron beam radiation processing operation identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110412757 CN102519986B (en) | 2011-12-13 | 2011-12-13 | Method suitable for electron beam radiation processing operation identification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102519986A CN102519986A (en) | 2012-06-27 |
| CN102519986B true CN102519986B (en) | 2013-09-04 |
Family
ID=46290976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110412757 Active CN102519986B (en) | 2011-12-13 | 2011-12-13 | Method suitable for electron beam radiation processing operation identification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102519986B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646701B (en) * | 2018-12-28 | 2020-11-24 | 中广核达胜加速器技术有限公司 | Method for treating infectious medical solid waste by using irradiation rays |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6110318A (en) * | 1997-11-26 | 2000-08-29 | Science Research Laboratory | System for selective electron beam irradiation |
| US6157028A (en) * | 1998-05-28 | 2000-12-05 | Jrh Biosciences, Inc. | Method for dose mapping to ensure proper amounts of gamma irradiation |
| CN1554066A (en) * | 2001-09-11 | 2004-12-08 | ù | Method and apparatus for simulating radiation dose delivered to an object |
| CN100998497A (en) * | 2006-12-29 | 2007-07-18 | 四川大学 | Method for determining distribution of electron beam dosage |
-
2011
- 2011-12-13 CN CN 201110412757 patent/CN102519986B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6110318A (en) * | 1997-11-26 | 2000-08-29 | Science Research Laboratory | System for selective electron beam irradiation |
| US6157028A (en) * | 1998-05-28 | 2000-12-05 | Jrh Biosciences, Inc. | Method for dose mapping to ensure proper amounts of gamma irradiation |
| CN1554066A (en) * | 2001-09-11 | 2004-12-08 | ù | Method and apparatus for simulating radiation dose delivered to an object |
| CN100998497A (en) * | 2006-12-29 | 2007-07-18 | 四川大学 | Method for determining distribution of electron beam dosage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102519986A (en) | 2012-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Yue et al. | Improved determination of the neutron lifetime | |
| CN102200586A (en) | Heavy ion beam diagnosis device for single particle test and related measurement method | |
| CN101344474B (en) | Method for measuring porosity of soil | |
| CN117214206B (en) | Surface density full detection method and system | |
| CN103064101B (en) | Gama scanning measuring method through adoption of asymmetrical standard sample calibration | |
| CN105371773B (en) | Thickness measuring method | |
| CN101246521A (en) | Sampling survey method of forest communities | |
| CN106247935A (en) | A kind of detecting object for volume measuring system amasss computational methods | |
| CN104483698B (en) | Xenon source virtual point source scale device and method based on point source efficiency function | |
| CN109117591A (en) | A kind of kinetic reactivity measurement method based on multi-detector measuring signal | |
| CN105181719A (en) | Online measurement method of centration of uranium in solution | |
| CN102519986B (en) | Method suitable for electron beam radiation processing operation identification | |
| CN104535011A (en) | Three-dimensional line laser wheel track detecting equipment and indoor parameter calibration method thereof | |
| CN103954987A (en) | Method for measuring mass of radioactive substance through gamma camera and gamma spectrometer | |
| CN115374637A (en) | Nuclear material retention calculation method based on passive efficiency scales and terminal | |
| CN106597515B (en) | A kind of assay method of irradiation of product dosage | |
| JP5523407B2 (en) | Radiation detection apparatus and detection method | |
| CN206546158U (en) | A kind of device that on-line measurement is carried out to bar stock bent degree | |
| CN102749815B (en) | The detection method of alignment precision | |
| CN103542822A (en) | Method for measuring and calculating forest structure by using an electronic angle gauge function of tree measuring gun | |
| CN102800373A (en) | Method for scaling reactor absolute power by fission detection sheet | |
| JP2002098768A (en) | Method for measuring radioactivity in volumetric samples with a germanium semiconductor detector | |
| CN108897952A (en) | A kind of method for solving at gamma spectra weight peak | |
| CN101004392A (en) | Dynamic online device for measuring moisture of materiel, and measuring method | |
| Shirakawa et al. | Remote sensing of nuclear accidents using a direction finding detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CGN DASHENG ACCELERATOR TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIANGSU DASHENG ACCELERATOR MANUFACTURING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215214 Jiangsu city of Suzhou province Wujiang FenHu Beishe Community Road No. 1288. Patentee after: CGN DASHENG ELECTRON ACCELERATOR TECHNOLOGY CO., LTD. Address before: 215214 Jiangsu city of Suzhou province Wujiang FenHu Beishe Community Road No. 1288. Patentee before: Jiangsu Dasheng Accelerator Manufacturing Co., Ltd. |