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B.4 American Gas Association (AGA) AGA Report No. 3 Orifice Metering of Natural Gas, Part 1: General Equations & Uncertainty Guidelines AGA Report No. 3 Orifice Metering of Natural Gas, Part 2: Specification and Installation Requirements AGA Report No. 3 Orifice Metering of Natural Gas, Part 3: Natural Gas Applications AGA Report No. 3 Orifice Metering of Natural Gas, Part 4: Background, Development Implementation Procedure AGA Report No. 4A Natural Gas Contract Measurement and Quality Clauses AGA Report No. 5 Fuel Gas Energy Metering AGA Report No. 7 Measurement of Natural Gas by Turbine Meter AGA Report No. 8 Compressibility Factor of Natural Gas and Related Hydrocarbon Gases AGA Report No. 9 Measurement of Gas by Multipath Ultrasonic Meters AGA Report No. 10 Speed of Sound in Natural Gas and Other Related Hydrocarbon Gases AGA Report No. 11 Measurement of Natural Gas by Coriolis Meter Pilot Version, September 2009 B-13
APPENDIX C OPERATING CONDITIONS, INSPECTION, CALIBRATION AND EXPECTED UNCERTAINTIES FOR COMMON FLOW METERS
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Prepared by the LEVON Group, LLC an
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Table of Contents SECTION Page FORE
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List of Tables SECTION Page 2-1 Ove
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FOREWORD The global oil and natural
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DOCUMENT AT A GLANCE This document
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1.0 INTRODUCTION Policymakers use e
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The Intergovernmental Panel on Clim
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2.0 SOURCES OF UNCERTAINTY There ar
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Table 2-1. Overview of Methods Used
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the uncertainty associated with cur
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d. Data processing uncertainty Typi
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d. Material Balance For some emissi
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3.0 OVERVIEW OF MEASUREMENT PRACTIC
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3.1 Flow Measurement Practices Cont
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All these factors should be assesse
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Table 3-1. Example of FFMS Combined
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3.2 Uncertainties of Flow Measureme
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Table 3-3. Compilation of Specifica
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EXHIBIT 3-3: FACTORS TO CONSIDER WH
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3.3.2 Quantifying Sampling Precisio
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Table 3-4. Summary of Selected Carb
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3.5 Heat Content Determination The
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3.5.2 Computational Methods Heating
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using standard methods, non-standar
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0.6 0.4 0.2 Error 0 -0.2 -0.4 -0.6
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s ± t × (Equation 4-1) n where s
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4.2.1 Propagation Equations There a
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For two terms that might be correla
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EXHIBIT 4-1: Uncertainty Example fo
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Further guidance for assigning unce
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4.4 Quantifying Measurement Uncerta
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Are the data based on a single poin
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Two methods are compared. The first
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. EXHIBIT 4-6: Uncertainty Example
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Table 4-13 shows the uncertainty in
Page 79 and 80: Table 4-13. Comparison of Annual Em
Page 81 and 82: • The evolution of activity and e
Page 83 and 84: These guidelines concentrate solely
Page 85 and 86: (Reprinted from the API Compendium)
Page 87 and 88: Table 5-2. Onshore Oil Field (High
Page 89 and 90: associated with them are assigned b
Page 91 and 92: Table 5-4. Onshore Oil Field (High
Page 93 and 94: 5.2.4 Propagating Assymetric Uncert
Page 95 and 96: U( rel) = U( rel) + U( rel) + U( re
Page 97 and 98: Coke burn rate approach (Equation 5
Page 99 and 100: Wt% C ∑ lbmole x lbmole C 12 lb C
Page 101 and 102: The CO 2 emissions are calculated u
Page 103 and 104: GHG Emissions, tonnes/yr 60,000 50,
Page 105 and 106: vast majority of the uncertainty fo
Page 107 and 108: 6.0 REFERENCES AGA, 2008, Greenhous
Page 109 and 110: The Alberta Energy and Utilities Bo
Page 111 and 112: Appendix A GLOSSARY OF STATISTICAL
Page 117 and 118: APPENDIX B LIST OF INDUSTRY MEASURE
Page 119 and 120: Chapter 2.8B Establishment of the L
Page 121 and 122: Chapter 11.5.3 Chapter 12.1.1 Chapt
Page 123 and 124: Chapter 19.4 Chapter 20.1 RP 85 RP
Page 125 and 126: ISO 8222:2002 ISO 8697:1999 ISO 902
Page 127 and 128: ISO 7194:2008 Measurement of fluid
Page 129: ASTM D4292 ASTM D4892 ASTM D5002 AS
Page 133 and 134: Appendix C OPERATING CONDITIONS, IN
Page 135 and 136: Appendix D SELECT MEASUREMENT METHO
Page 137 and 138: c. ASTM UOP539-97, Refinery Gas Ana
Page 139 and 140: interference between known componen
Page 141 and 142: maintained over the room temperatur
Page 143 and 144: APPENDIX E UNITS CONVERSION
Page 145 and 146: − Gasoline density (average) = 0.
Page 147 and 148: Appendix F UNCERTAINTY ESTIMATION D
Page 149 and 150: The uncertainty for the heaters/reb
Page 151 and 152: ∑ 2 U ( abs) = U( abs) ∑(Wt%C)
Page 153 and 154: Combining the fuel usage for the tw
Page 155 and 156: Uncertainty Estimate of CO 2 e Emis
Page 157 and 158: U ( abs) = ( U ( abs) + U ( abs) +
Page 159 and 160: E E CO2e 219 tonne CO ⎛ 2 0.0108
Page 161 and 162: E CO 2 6 500× 10 scf gas lbmole ga
Page 163 and 164: • Fuel Economy (miles per gallon)
Page 165 and 166: Upper: U ( abs) = (U( abs) +U( abs)
Page 167 and 168: default CH 4 content is 5.53% from
Page 169 and 170: Uncertainty Estimate of CO 2 e Emis
Page 171 and 172: ( ) Urel ( ) = Urel ( ) = Urel ( )
Page 173 and 174: Uncertainty Estimate for CH 4 and C
Page 175 and 176: specific mole % for CH 4 and CO 2 i
Page 177 and 178: E CO2 0.07239 tonne CH 4 tonne mole
Page 179 and 180: U ( rel) = U( rel) +U( rel) +U( rel
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Table F-14. Fugitive Emission and U
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U ( abs) = (U( abs) +U( abs) +U( ab
Page 185 and 186:
Table F-15. Onshore Oil Field (High
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