辐射加工吸收剂量测量中的不确定度的估算.doc

此文档收集于网络，如有侵权，请联系网站删除.m值测量中的不确定度的估算Uncertainties in molar linear absorption coefficient of Fe3不确定度分量ComponentA类%A Type%B类%B Type%浓度Concentration杯长pathlength温度Temperature光吸收Measurement of optical absorbance波长(0.1nm)wavelength线性（比尔定律）Fit for Bill law制备程序Preparation of solution试剂纯度Pureness of reagent指数非线性Fit for standard curve0.10.020.10.20.020.10.10.10.10.70.010.060.060.02-A类B类分量方根和Both components combined in quadrature at one standard deviation0.32扩展不确定度UExpanded uncertaninty U0.69 (k=2)Frick剂量计测量水井贮源式辐照装置吸收剂量值的不确定度Uncertainties in absorbed dose values in water for a pool type facility by Fricke dosimetry Table 1 Uncertainties in absored dose measuremed by Fricke dosimetry ComponentType A %Type B%G(Fe3+)=1.61(molJ-1)(F3+) 25C to Radiation spectrum（辐射能谱）Variation in spectrophotometer Abs（吸光度测量）Other（其他）-0.27-0.33-0.650.210.200.200.250.30Type A and Type B combined inquadrature separately（A类B类分量方根和）0.430.84Both components combined in quadrature at one standard deviation（合成标准不确定度）0.94Expanded uncertaninty U（扩展不确定度）1.88(k=2)水井贮源式辐照装置中用Frick国家标准校准传递标准剂量计的不确定度Uncertainties in calibration of transfer standard dosimeters in a pool type facility by Fricke dosimetryTable 3 Uncertainties in calirration of dosimeter in the pool type facility by Fricke ComponentType A %Type B%Response of Fricke dosimeterFricke剂量计响应）Source position repeatability（源到位重复性）Irradiation time（辐照时间）Decay corrections（半衰期修正）The beam uniformity over dosimeter（射线束在剂量计体积内的均匀性）non-uniforties in standard radiation（标准辐射的不均匀性）-0.500.100.010.500.250.94-0.03-Type A and Type B combined inquadrature separately（A类B类分量方根和）0.760.94Both components combined in quadrature at one standard deviation（合成标准不确定度）1.21Expanded uncertaninty U（扩展不确定度）2.42(k=2)工业辐照装置中用两个为一组的Fricke剂量计 测量吸收剂量值的不确定度评定 Table 4. Uncertainties in absorbed dose values measured in a production irradiator using sets of two Fricke dosimeters不确定度分量component of uncertatintyA类（%）Type AB类（%）type BFricke剂量计的响应Response of Fricke dosimeters 1.00Fricke剂量计响应（2个一组）Response of Fricke dosimeters（set of two dosimeters）0.30温度修正Temperature correction0.50射线能谱差别的影响Effects due to differences in photon energy spectra of sources0.50A类与B类分量分别用方和根的方法合成Type A and Type B combined in quadrature separately0.301.22合成标准不确定度Both components combined in quadrature at one standard deviation1.26扩展不确定度Expanded uncertaninty U 2.5%（k=2）备注：重铬酸盐剂量计测量系统校准的不确定度评定Table 1. Uncertainties in calibration of dichromate transfer standard dosimetry system ComponentType A %Type B%1.The values of G and Calibration（使用Fricke校准G值和的校准）2. Component of dosimetry system（剂量计组成） 3. Temperature of dosimetry system（剂量计温度修正）4. Irradiation time （辐照时间）5. Dosimeter response (mean of five dosimeters)（剂量计重复性）6. Polynomiial fit for calibration curve （校准曲线的拟合）7. Non-uniforties in standard radiation（标准辐射的不均匀）8. Dose rate and effects due to differences in phonton energy spectra of source（剂量率响应）9. Measurement of specific absorbance （吸光度测量）-0.10.311.00.25-0.301.00.500.50-0.750.20Type A and Type B combined inquadrature separately（A类B类分量方根和）1.121.45Both components combined in quadrature at one standard deviation（合成标准不确定度）1.84Expanded uncertaninty U（扩展不确定度）3.7(k=2) 工业辐照装置中用两个为一组的重铬酸盐剂量计 测量吸收剂量值的不确定度评定 Table 2. Uncertainties in absorbed dose values measured in a production irradiator using sets of two dichromate dosimeters不确定度分量component of uncertatintyA类（%）Type AB类（%）type B重铬酸盐剂量计系统Dichromate dosimetry system 1.121.45重铬酸盐剂量计响应（2个一组）Response of dichromate dosimeters（set of two dosimeters）0.30温度修正Temperature correction0.50射线能谱差别的影响Effects due to differences in photon energy spectra of sources0.50A类与B类分量分别用方和根的方法合成Type A and Type B combined in quadrature separately1.161.61合成标准不确定度Both components combined in quadrature at one standard deviation1.99扩展不确定度Expanded uncertaninty U 4.0 %（k=2）备注：电子束装置水中吸收剂量的不确定度评定 Table 1. The uncertainty in absorbed dose in water measured for EB irradiator for radiation processing不确定度分量component of uncertatintyA类（%）Type AB类（%）type B重铬酸盐剂量计系统Dichromate dosimetry system -1.84辐照稳定度Stability after irradiation0.50辐照条件的影响（不均匀性与减弱）Influence of irradiation condition (Non-uniformity and attenuatiion)0.501.0A类与B类分量分别用方和根的方法合成Type A and Type B combined in quadrature separately0.712.1合成标准不确定度Both components combined in quadrature at one standard deviation2.21扩展不确定度Expanded uncertaninty U 4.5%（k=2）备注：在电子束装置水中用重铬酸盐传递标准剂量计校准FWT-60剂量计的不确定度评定 Table 2. The uncertainty in calibration of FWT-60 dosimeters in EB irradiator using the dichromaters transfer standard 不确定度分量component of uncertatintyA类（%）Type AB类（%）type B重铬酸盐剂量计系统Dichromate dosimetry system -1.84辐照稳定度Stability after irradiation0.50辐照条件的影响（不均匀性与减弱）Influence of irradiation condition (Non-uniformity and attenuatiion)0.501.0FWT-60剂量计的响应Film dosimeter response (set of three dosimeters)0.6-校准曲线的多项拟合polynomial fit for calibration cure 1.0-A类与B类分量分别用方和根的方法合成Type A and Type B combined in quadrature separately1.362.1合成标准不确定度Both components combined in quadrature at one standard deviation2.5扩展不确定度Expanded uncertaninty U 5.0 %（k=2）备注：用FWT-60薄膜剂量计校准EB辐射加工装置吸收剂量的不确定度评定 Table 3. The uncertainty in absorbed dose values in water for EB irradiator for radiation processing calibrated by FWT-60 radio-chromic film dosimetry不确定度分量component of uncertatintyA类（%）Type AB类（%）type B重铬酸盐剂量计系统Dichromate dosimetry system -1.84比吸光度的测量Measurement specific absorbance 0.501.0剂量计响应的测量重复性Measured repeatability for response of dosimeter0.501.0辐照期间的温度修正Temperature correction during irradiation