13.280 辐射防护 标准查询与下载



共找到 1295 条与 辐射防护 相关的标准,共 87

Components for containment enclosures-Part 4:Ventilation and gas-cleaning systems such as filters, traps, safety and regulation valves, control and protection devices

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13.280
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20220711
实施
20220711

Equipment for monitoring of radionuclides in liquid effluents and surface waters

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13.280
CCS
发布
20220711
实施
20220711

Neutron radiation protection shielding-Design principles and considerations for the choice of appropriate materials

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13.280
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发布
20220711
实施
20220711

Protective footwear for radioactive contamination

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13.280
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发布
20220711
实施
20220711

Installed monitors for the control and detection of gamma radiations contained in recyclable or non-recyclable materials transported by vehicles

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13.280
CCS
发布
20220711
实施
20220711

Radiation protection instrumentation-In vivo counters-Classification, general requirements and test procedures for portable, transportable and installed equipment

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13.280
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发布
20220711
实施
20220711

Testing method of lead equivalent for X-ray protective devices

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13.280
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发布
20220711
实施
20220711

Radiation protection instrumentation-Measurement of personal dose equivalents Hp(10) and Hp(0.07) for X, gamma, neutron and beta radiations-Direct reading personal dose equivalent meters

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13.280
CCS
发布
20220711
实施
20220711

Decontamination of radioactively contaminated surfaces-Method for testing and assessing the ease of decontamination

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13.280
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发布
20220711
实施
20220711

X-ray protective gloves

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13.280
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发布
20220711
实施
20220711

Radiation protection-Sealed radioactive sources-Leakage test methods

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13.280
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20220711
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20220711

Radiation protection-Performance criteria for radiobioassay-Part 1:General principles

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13.280
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发布
20220711
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20220711

1.1 This guide identifies appropriate test methods for determining the sufficiency of radiological shielding for hot cells and shielded enclosures. 1.2 After constructing or modifying radiological shielding, it is necessary to verify that shielding performance meets or exceeds the shielding performance requirements. This is typically accomplished using sealed test sources of much less activity than the design basis. This allows for modifications or correction of any discrepancies identified before the commissioning of the hot cell. 1.3 The guidance and practices recommended by this guide are applicable to both new and existing shielded facilities and enclosures for evaluating shielding suitability and locating the existence of shine paths or other shielding anomalies that result from design, manufacture, or construction. 1.4 Two types of testing may be performed. 1.4.1 Shielding performance verification testing provides evidence that the shielding configuration is sufficient for meeting established performance criteria and for identifying deficiencies in the shielding configuration or components that may not have been addressed during design. Test results are expected to demonstrate that shielding performance meets or exceeds design criteria, not match the dose rates predicted analytically. 1.4.2 Shielding performance verification testing identifies shielding deficiencies (hot spots) in the installed configuration relative to adjacent shielding but does not demonstrate compliance with any quantitative shielding performance requirement. 1.5 Performance testing should be specified and performed to assess shielding adequacy with sources in all critical locations. 1.6 Requirements for shielding performance testing should be clearly defined in design basis or procurement documentation. 1.7 This guide is not applicable to neutron radiation shielding performance evaluations. 1.8 Units—The values stated in either SI units or inchpound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard. 1.8.1 Units for total activity should be given in Becquerel (Bq) or curies (Ci). 1.8.2 Units for dose rate as measured during testing should be given in Sieverts (Sv/h) or rad/h. 1.8.3 Distances and locations should be provided in centimetres or inches. 1.9 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.10 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Guide for Gamma Radiation Shielding Performance Testing

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13.280
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发布
2022-07-01
实施

The purpose of this document is to provide criteria for quality assurance (QA), quality control (QC) and evaluation of the performance of biological dosimetry by cytogenetic service laboratories. This document addresses: a) the responsibilities of both the customer and the laboratory; b) the confidentiality of personal information, for the customer and the laboratory; c) the laboratory safety requirements; d) sample processing; culturing, staining and scoring, including the criteria for scoring for translocation analysis by FISH; e) the calibration sources and calibration dose ranges useful for establishing the reference dose‑response curves that contribute to the dose estimation from chromosome aberration frequency and the detection limit; f) the scoring procedure for translocations stained by FISH used for evaluation of exposure; g) the criteria for converting a measured aberration frequency into an estimate of absorbed dose (also appears as "dose"); h) the reporting of results; i) the QA and QC; j) Annexes A to F containing sample instructions for the customer, sample questionnaire, sample datasheet for recording aberrations, sample of report and fitting of the low dose-response curve by the method of maximum likelihood and calculating the uncertainty of dose estimate.

Radiological protection — Performance criteria for laboratories using Fluorescence In Situ Hybridization (FISH) translocation assay for assessment of exposure to ionizing radiation

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13.280
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发布
2022-05-12
实施

Radiation protection instrumentation. Vehicle-mounted mobile systems for the detection of illicit trafficking of radioactive materials

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13.280
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发布
2022-02-28
实施
2022-02-28

What is BS EN IEC 62484 about?    BS EN IEC 62484 discusses defines the performance requirements of installed monitors used for the detection and identification of gamma emitters and the detection of neutron radiation emitters. These monitors are commonly known as spectrometric radiation portal monitors or SRPMs. They are used to monitor vehicles, cargo containers, people, or packages and are typically used at national and international border crossings and ports of entry. SRPMs may be used at any location where there is a need for this type of monitoring.   BS EN IEC 62484 establishes the general, radiological, climatic, mechanical, electric, and electromagnetic documentation requirements and associated test methods.   Note: BS EN IEC 62484 does not apply to the performance of non-spectroscopic portal monitors covered in IEC 62244 .   Who is BS EN IEC 62484 for?

Radiation protection instrumentation. Spectrometric radiation portal monitors (SRPMs) used for the detection and identification of illicit trafficking of radioactive material

ICS
13.280
CCS
发布
2021-12-31
实施
2021-12-31

1   Scope This document provides methodology and criteria to qualify the dosimetry system at workplaces where it is used. The criteria in this document apply to dosimetry systems which do not meet the criteria with regard to energy and direction dependent responses described in ISO 21909‑1. The qualification of the dosimetry system at workplace aims to demonstrate that: — either, the non-conformity of the dosimetry system to some of the requirements on the energy or direction dependent responses defined in ISO 21909‑1 does not lead to significant discrepancies in the dose determination for a certain workplace field; — or, that the correction factor or function used for this specific studied workplace enables the dosimetry system to accurately determine the conventional dose value with uncertainties similar to the ones given in ISO 21909‑1. NOTE This document is directed at all stakeholders who are involved: IMSs , accreditation or regulatory bodies, and users of the particular dosimetry (the user is meant as the entity which assigns the dosimetry system to the radiation worker and records the assigned dose.) The methodologies to characterize the work place field in order to perfo...

Passive neutron dosimetry systems - Methodology and criteria for the qualification of personal dosimetry systems in workplaces

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13.280
CCS
发布
2021-12-31
实施
2021-12-31

本文件规定了环境介质放射性污染监测的样品、测量、计算、结果表达和数据存档。 本文件适用于环境介质放射性污染监测。

Specifications for Monitoring Radioactive Pollution of Environmental Media

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13.280
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F 84
发布
2021-12-29
实施
2022-01-10

本文件规定了建筑材料检测专用NaI低本底多道γ能谱仪的术语和定义、要求、试验方法、检验规则、标志、包装、贮存与运输。 本文件适用于测量建筑材料中弱γ放射性活度的NaI低本底多道γ能谱仪。

NaI low-background multi-channel gamma spectrometer for building materials testing

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13.280
CCS
C402
发布
2021-12-29
实施
2021-12-31

This document provides methodology and criteria to qualify the dosimetry system at workplaces where it is used. The criteria in this document apply to dosimetry systems which do not meet the criteria with regard to energy and direction dependent responses described in ISO 21909-1. The qualification of the dosimetry system at workplace aims to demonstrate that: — either, the non-conformity of the dosimetry system to some of the requirements on the energy or direction dependent responses defined in ISO 21909-1 does not lead to significant discrepancies in the dose determination for a certain workplace field; — or, that the correction factor or function used for this specific studied workplace enables the dosimetry system to accurately determine the conventional dose value with uncertainties similar to the ones given in ISO 21909-1. NOTE This document is directed at all stakeholders who are involved: IMSs, accreditation or regulatory bodies, and users of the particular dosimetry (the user is meant as the entity which assigns the dosimetry system to the radiation worker and records the assigned dose.) The methodologies to characterize the work place field in order to perform the qualification of the dosimetry system are given in Annex A. Annex B is complementary as it gives the practical methods to follow, once one methodology is chosen. The provider of the dosimetry system shall provide the type test results corresponding to ISO 21909-1. However, when the dosimetry system to be qualified does not comply with all the criteria of ISO 21909-1 dealing with the energy and angle dependence of the response, some tests of the ISO 21909-1 can be not performed. The links between ISO 21909-1 and ISO 21909-2 are described in Annex E. This document only addresses neutron personal monitoring and not criticality accident conditions.

Passive neutron dosimetry systems — Part 2: Methodology and criteria for the qualification of personal dosimetry systems in workplaces

ICS
13.280
CCS
发布
2021-12-17
实施



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