© ISO 2017 Stationary source emissions — Manual determination of mass concentration of particulate matter Émissions de sources fixes — Détermination manuelle de la concentration en masse de poussières INTERNATIONAL STANDARD ISO 9096 Third edition 2017-09 Reference number ISO 9096:2017(E) Reference copy for development standards under NSC 26/TC 8/WG 4. Copying and networking prohibited
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ISO 9096:2017(E) Foreword..........................................................................................................................................................................................................................................v Introduction................................................................................................................................................................................................................................vi 1 Scope.................................................................................................................................................................................................................................1 2 Normative references......................................................................................................................................................................................1 3 Terms and definitions.....................................................................................................................................................................................1 4 Principle........................................................................................................................................................................................................................4 4.1 General........................................................................................................................................................................................................... 4 4.2 Interferences............................................................................................................................................................................................. 5 5 Sampling plane and sampling points..............................................................................................................................................5 5.1 General........................................................................................................................................................................................................... 5 5.2 Sampling plane........................................................................................................................................................................................ 6 5.3 Requirements for sampling points ........................................................................................................................................ 6 5.4 Minimum number and location of sampling points................................................................................................ 6 5.5 Access ports............................................................................................................................................................................................... 7 5.6 Sampling time.......................................................................................................................................................................................... 7 6 Apparatus and materials..............................................................................................................................................................................8 6.1 Gas velocity, temperature, pressure, and gas composition measurement devices ...................... 8 6.2 Sampling apparatus............................................................................................................................................................................ 8 6.3 Material for particulate matter recovery.......................................................................................................................14 6.4 Apparatus for conditioning and weighing....................................................................................................................14 7 Sampling and weighing procedures..............................................................................................................................................15 7.1 General aspects....................................................................................................................................................................................15 7.2 Weighing procedure ........................................................................................................................................................................16 7.2.1 Parts to be weighed....................................................................................................................................................16 7.2.2 Pre-sampling treatment of weighed parts..............................................................................................16 7.2.3 Weighing ..............................................................................................................................................................................16 7.2.4 Post-sampling treatment of weighed parts ...........................................................................................17 7.2.5 Post-sampling treatment of the rinsing solutions ...........................................................................17 7.3 Sampling....................................................................................................................................................................................................18 7.3.1 Preparation........................................................................................................................................................................18 7.3.2 Pre-measurements......................................................................................................................................................18 7.3.3 Calculating the nozzle diameter ......................................................................................................................18 7.3.4 Overall blank ....................................................................................................................................................................20 7.3.5 Sampling procedure...................................................................................................................................................20 7.3.6 Recovery of deposits upstream of the filter ..........................................................................................21 7.4 Validation of results.........................................................................................................................................................................21 7.4.1 Parameters depending on the stationary source..............................................................................21 7.4.2 Leak check..........................................................................................................................................................................21 7.4.3 Isokinetic flowrate.......................................................................................................................................................22 7.4.4 Deposits of dust on non-weighed parts upstream of the filter.............................................22 7.4.5 Validation of sample collection ........................................................................................................................22 7.4.6 Summary of the requirements of this document..............................................................................22 8 Additional aspects............................................................................................................................................................................................22 8.1 Thermal behaviour of particulate matter.....................................................................................................................22 8.2 Particulate deposits upstream of the filter..................................................................................................................24 8.3 Improvement of the weighing procedure.....................................................................................................................24 9 Calculations.............................................................................................................................................................................................................25 9.1 Isokinetic flowrate............................................................................................................................................................................25 9.2 Dust concentration...........................................................................................................................................................................25 9.2.1 General...................................................................................................................................................................................25 9.2.2 Oxygen correction factor........................................................................................................................................26 © ISO 2017 – All rights reserved iii Contents Page Reference copy for development standards under NSC 26/TC 8/WG 4. 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ISO 9096:2017(E) 9.2.3 Carbon dioxide correction factor....................................................................................................................26 10 Performance characteristics.................................................................................................................................................................26 10.1 General aspects....................................................................................................................................................................................26 10.2 Experimental data for sampling............................................................................................................................................27 11 Test report................................................................................................................................................................................................................27 Annex A (normative) Proven design of the entry nozzle..............................................................................................................29 Annex B (normative) Determination of positions of sampling points in circular and rectangular ducts..............................................................................................................................................................................................30 Annex C (informative) Examples of weighing bias..............................................................................................................................34 Annex D (informative) Isokinetic sampling conditions.................................................................................................................36 Annex E (informative) Summary validation information............................................................................................................38 Annex F (informative) Examples of suitable access ports for sampling equipment........................................41 Bibliography.............................................................................................................................................................................................................................43 iv © ISO 2017 – All rights reserved Reference copy for development standards under NSC 26/TC 8/WG 4. Copying and networking prohibited
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