超声不确定度计算uncertainty calculation ufm rev .xls

Sheet16 Sheet15 Sheet14 Sheet13 Sheet12 Sheet11 Sheet10 Sheet9 Sheet8 Sheet7 Sheet6 Press Drop Cal Section 2 Section 1 Cover Uncertainty Cal P 2Sut 2Stt 2Sct 2St 2Sz Z F % FS deg C % N2 Suc Standard deviation of the calibration installation Standard deviation due to line pressure variation Smi Smr Standard deviation due to repeatability Pressure transmitter Spu Spt Standard deviation of the pressure transmitter due to ambient temperature Scp Standard deviation in calibration of the pressure transmitter Temperature transmitter Stt Standard deviation of the temperature transmitter due to ambient temperature Sct Standard deviation in calibration of the temperature transmitter Szc Standard deviation calculated due to the uncertainty in gas compostion Sze Standard deviation due to the inaccuracy in the equation for Z calculation 2Spu 2Scp 2Spt 2Spt Standard deviation due to installation effects Table 1 Uncertainties in the flow calculation other than the flow meter. CO2 Systematic Error SmL Random Error SSM SRM Meter Systematic Repeatability Meter Random Repeatability 1.2 Standard deviation calculated from the uncertainty of measurement Pressure Random Repeatability Pressure Systematic Repeatability 1.3 Temperature Systematic Repeatability Temperature Random Repeatability SSP SRP SST SRT Ssp 0C 2SSF 2SRF 2SZC bar Gas Compressibility And Normalisation Factor SSF SRF Normalisation Factor Systematic Repeatability Normalisation Factor Random Repeatability From Table 1 Normalised Flow Calculation Combination of Normalised Flow Uncertainty - Systematic SSNF = Square Root (SSM^2 + SSF ^2) = Combination of Normalised Flow Uncertainty - Random SRNF = Square Root (SRM^2 + SRF ^2) Energy From Analyzer Repeatability of Analyzer SGC SG Uncertainty of Calibration Gas Used Conclusion Random Uncertainty Energy (EE)95 Mass (EM)95 1.8.1 1.8.2 Systematic Uncertainty EES EMS 1.8.3 Total Combine System Uncertainty Mass barg deg K Sut F = Correction Factor T (gas) Gas data used