IEC 62387-2012 Radiation protection instrumentation - Passive integrating dosimetry systems for personal and environmental monitoring of photon and beta radiati.pdf

1、 IEC 62387 Edition 1.0 2012-12INTERNATIONAL STANDARD NORME INTERNATIONALE Radiation protection instrumentation Passive integrating dosimetry systems for personal and environmental monitoring of photon and beta radiation Instrumentation pour la radioprotection Systmes dosimtriques intgrs passifs pour

2、 la surveillance de lindividu et de lenvironnement des rayonnements photoniques et bta IEC 62387:2012 colourinsideTHIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2012 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized

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16、 ou si vous avez des questions contactez-nous: csciec.ch. IEC 62387 Edition 1.0 2012-12 INTERNATIONAL STANDARD NORME INTERNATIONALE Radiation protection instrumentation Passive integrating dosimetry systems for personal and environmental monitoring of photon and beta radiation Instrumentation pour l

17、a radioprotection Systmes dosimtriques intgrs passifs pour la surveillance de lindividu et de lenvironnement des rayonnements photoniques et bta INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE XC ICS 13.280 PRICE CODE CODE PRIX ISBN 978-2-83220-518-1 Registered t

18、rademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized distributor. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur ag

19、r. colourinside 2 62387 IEC:2012 CONTENTS FOREWORD . 7 INTRODUCTION . 9 1 Scope . 10 2 Normative references . 11 3 Terms and definitions . 12 4 Units and symbols 20 5 General test procedures . 21 5.1 Basic test procedures 21 5.1.1 Instructions for use 21 5.1.2 Nature of tests . 21 5.1.3 Reference co

20、nditions and standard test conditions 21 5.1.4 Production of reference radiation . 21 5.1.5 Choice of phantom for the purpose of testing . 21 5.1.6 Position of dosemeter for the purpose of testing 21 5.2 Test procedures to be considered for every test 21 5.2.1 Number of dosemeters used for each test

21、 21 5.2.2 Consideration of the uncertainty of the conventional true value . 21 5.2.3 Consideration of non-linearity 22 5.2.4 Consideration of natural background radiation . 22 5.2.5 Consideration of several detectors or signals in a dosemeter 22 5.2.6 Performing the tests efficiently 22 6 Performanc

22、e requirements: summary . 22 7 Capability of a dosimetry system 23 7.1 General . 23 7.2 Measuring range and type of radiation . 23 7.3 Rated ranges of the influence quantities 24 7.4 Maximum rated measurement time tmax. 24 7.5 Reusability 24 7.6 Model function . 24 7.7 Example for the capabilities o

23、f a dosimetry system 24 8 Requirements for the design of the dosimetry system . 25 8.1 General . 25 8.2 Indication of the dose value (dosimetry system) 25 8.3 Assignment of the dose value to the dosemeter (dosimetry system) 25 8.4 Information given on the devices (reader and dosemeter) 25 8.5 Retent

24、ion and removal of radioactive contamination (dosemeter) 26 8.6 Algorithm to evaluate the indicated value (dosimetry system) 26 8.7 Use of dosemeters in mixed radiation fields (dosimetry system) 26 9 Instruction manual 26 9.1 General . 26 9.2 Specification of the technical data . 27 10 Software, dat

25、a and interfaces of the dosimetry system . 28 10.1 General . 28 10.2 Design and structure of the software . 28 10.2.1 Requirements 28 62387 IEC:2012 3 10.2.2 Method of test . 28 10.3 Identification of the software 28 10.3.1 Requirements 28 10.3.2 Method of test . 29 10.4 Authenticity of the software

26、 and the presentation of results . 29 10.4.1 Requirements 29 10.4.2 Method of test . 29 10.5 Alarm and stop of system operation under abnormal operating conditions . 29 10.5.1 Requirements 29 10.5.2 Method of test . 30 10.6 Control of input data by the dosimetry system . 30 10.6.1 Requirements 30 10

27、.6.2 Method of test . 30 10.7 Storage of data . 30 10.7.1 Requirements 30 10.7.2 Method of test . 31 10.8 Transmission of data . 31 10.8.1 Requirements 31 10.8.2 Method of test . 32 10.9 Hardware interfaces and software interfaces . 32 10.9.1 Requirements 32 10.9.2 Method of test . 32 10.10 Document

28、ation for the software test 33 10.10.1 Requirements 33 10.10.2 Method of test . 33 11 Radiation performance requirements and tests (dosimetry system). 33 11.1 General . 33 11.2 Coefficient of variation. 34 11.3 Non-linearity 34 11.3.1 Requirements 34 11.3.2 Method of test . 34 11.3.3 Interpretation

29、of results 34 11.4 Overload characteristics, after-effects, and reusability . 36 11.4.1 Requirements 36 11.4.2 Method of test . 36 11.4.3 Interpretation of the results 36 11.5 Radiation energy and angle of incidence for Hp(10) or H*(10) dosemeters 37 11.5.1 Photon radiation 37 11.5.2 Beta radiation

30、38 11.6 Radiation energy and angle of incidence for Hp(3) dosemeters . 39 11.6.1 Photon radiation 39 11.6.2 Beta radiation 40 11.7 Radiation energy and angle of incidence for Hp(0,07) or H (0,07) dosemeters 41 11.7.1 Photon radiation 41 11.7.2 Beta radiation 42 11.8 Over response to radiation incide

31、nce from the side of an Hp(10), Hp(3) or Hp(0,07) dosemeter. 43 11.8.1 Requirements 43 11.8.2 Method of test . 44 4 62387 IEC:2012 11.8.3 Interpretation of the results 44 11.9 Indication of the presence of beta dose for Hp(0,07) whole body dosemeters 44 12 Response to mixed irradiations (dosimetry s

32、ystem) 44 12.1 Requirements 44 12.2 Method of test . 45 12.2.1 General . 45 12.2.2 Preparation of the test . 45 12.2.3 Practical test . 45 12.3 Interpretation of the results . 46 13 Environmental performance requirements and tests . 46 13.1 General . 46 13.1.1 General requirement 46 13.1.2 General m

33、ethod of test 46 13.2 Ambient temperature and relative humidity (dosemeter) 47 13.2.1 General . 47 13.2.2 Requirements 47 13.2.3 Method of test . 47 13.2.4 Interpretation of the results 47 13.3 Light exposure (dosemeter) . 48 13.3.1 General . 48 13.3.2 Requirements 48 13.3.3 Method of test . 48 13.3

34、.4 Interpretation of the results 48 13.4 Dose build-up, fading, self-irradiation, and response to natural radiation (dosemeter) . 48 13.4.1 General . 48 13.4.2 Requirements 49 13.4.3 Method of test . 49 13.4.4 Interpretation of the results 49 13.5 Sealing (dosemeter) 50 13.6 Reader stability (reader

35、) 50 13.6.1 General . 50 13.6.2 Requirements 50 13.6.3 Method of test . 50 13.6.4 Interpretation of the results 50 13.7 Ambient temperature (reader) 51 13.7.1 General . 51 13.7.2 Requirements 51 13.7.3 Method of test . 51 13.7.4 Interpretation of the results 51 13.8 Light exposure (reader) . 51 13.8

36、.1 General . 51 13.8.2 Requirements 52 13.8.3 Method of test . 52 13.8.4 Interpretation of the results 52 13.9 Primary power supply (reader). 52 13.9.1 General . 52 13.9.2 Requirements 52 13.9.3 Method of test . 53 62387 IEC:2012 5 13.9.4 Interpretation of the results 53 14 Electromagnetic performan

37、ce requirements and tests (dosimetry system) 53 14.1 General . 53 14.2 Requirement 53 14.3 Method of test . 54 14.4 Interpretation of the results . 54 15 Mechanical performance requirements and tests 54 15.1 General requirement . 54 15.2 Drop (dosemeter) 55 15.2.1 Requirements 55 15.2.2 Method of te

38、st . 55 15.2.3 Interpretation of the results 55 16 Documentation . 55 16.1 Type test report . 55 16.2 Certificate issued by the laboratory performing the type test 56 Annex A (normative) Confidence limits. 68 Annex B (informative) Causal connection between readout signals, indicated value and measur

39、ed value . 71 Annex C (informative) Overview of the necessary actions that have to be performed for a type test according to this standard 72 Annex D (informative) Usage categories of passive dosemeters 74 Annex E (informative) Uncertainty of dosimetry systems 75 Annex F (informative) Conversion coe

40、fficients hpK(3;), hpK(0,07;), and h K(0,07;) from air kerma, Ka, to the dose equivalent Hp(3), Hp(0,07), and H (0,07), respectively, for radiation qualities defined in ISO 4037-1 . 76 Annex G (informative) Conversion coefficients hpD(0,07;source;) and hpD(3;source;) from personal absorbed dose in 0

41、,07 mm depth, Dp(0,07), to the dose equivalent Hp(0,07) and Hp(3), respectively, for radiation qualities defined in ISO 6980-1 . 78 Annex H (informative) Computational method of test for mixed irradiations 79 Bibliography 81 Figure A.1 Test for confidence interval . 68 Figure B.1 Data evaluation in

42、dosimetry systems . 71 Figure H.1 Flow chart of a computer program to perform tests according to 12.2 80 Table 1 Mandatory and maximum energy ranges covered by this standard 10 Table 2 Values of c1and c2for w different dose values and n indications for each dose value 35 Table 3 Angular irradiations

43、 for Hp(10) and H*(10) dosemeters 37 Table 4 Angular irradiations for Hp(3) dosemeters . 39 Table 5 Angular irradiations for Hp(0,07) and H (0,07) dosemeters 41 Table 6 Symbols 57 Table 7 Reference conditions and standard test conditions 59 Table 8 Performance requirements for Hp(10) dosemeters . 60

44、 Table 9 Performance requirements for Hp(3) dosemeters 61 Table 10 Performance requirements for Hp(0,07) dosemeters 62 Table 11 Performance requirements for H*(10) dosemeters . 63 6 62387 IEC:2012 Table 12 Performance requirements for H (0,07) dosemeters 64 Table 13 Environmental performance require

45、ments for dosemeters and readers 65 Table 14 Electromagnetic disturbance performance requirements for dosimetry systems according to Clause 14 66 Table 15 Mechanical disturbances performance requirements for dosemeters . 67 Table A.1 Students t-value for a double sided 95 % confidence interval 69 Ta

46、ble C.1 Schedule for a type test of a dosemeter for Hp(10) fulfilling the requirements within the mandatory ranges 72 Table D.1 Usage categories of passive dosemeters . 74 Table F.1 Conversion coefficients hpK(3;N,) from air kerma, Ka, to the dose equivalent Hp(3) for radiation qualities defined in

47、ISO 4037-1 and for the slab phantom, reference distance 2 m 76 Table F.2 Conversion coefficients hpK(3;S,) and hpK(3;R,) from air kerma, Ka, to the dose equivalent Hp(3) for radiation qualities defined in ISO 4037-1 and for the slab phantom 77 Table F.3 Conversion coefficients hpK(0,07;S,) and hpK(0

48、,07;R,) from air kerma, Ka, to the dose equivalent Hp(0,07) for radiation qualities defined in ISO 4037-1 and for the rod, pillar, and slab phantom 77 Table F.4 Conversion coefficients h K(0,07;N,), h K(0,07;S,), and h K(0,07;R,) from air kerma, Ka, to H (0,07) for radiation qualities defined in ISO

49、 4037-1 . 77 Table G.1 Measured conversion coefficients hpD(3;source;) from personal absorbed dose in 0,07 mm depth, Dp(0,07), to the dose equivalent Hp(3) for the slab phantom for radiation qualities defined in ISO 6980-1 . 78 Table G.2 Measured conversion coefficients hpD(0,07;source;) from personal absorbed dose in 0,07 mm depth, Dp(0,07), to the dose equivalent Hp(0,07) for the slab phant