CEN TS 17021-2017 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques《固定源排放-用仪器技术测定二氧化硫的质量浓度》.pdf
《CEN TS 17021-2017 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques《固定源排放-用仪器技术测定二氧化硫的质量浓度》.pdf》由会员分享,可在线阅读,更多相关《CEN TS 17021-2017 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques《固定源排放-用仪器技术测定二氧化硫的质量浓度》.pdf(50页珍藏版)》请在麦多课文档分享上搜索。
1、Stationary source emissions Determination of the mass concentration of sulphur dioxide by instrumental techniquesPD CEN/TS 17021:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06National forewordThis Published Document is the UK implementation of CEN/TS 17021:2017
2、. The UK participation in its preparation was entrusted by TechnicalCommittee EH/2, Air quality, to Subcommittee EH/2/3, Ambient atmospheres.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary
3、 provisions ofa contract. Users are responsible for its correct application. The British Standards Institution 2017.Published by BSI Standards Limited 2017ISBN 978 0 580 90013 6ICS 13.040.40Compliance with a British Standard cannot confer immunity fromlegal obligations.This Published Document was pu
4、blished under the authority of theStandards Policy and Strategy Committee on 28 February 2017.Amendments/corrigenda issued since publicationDate Text affectedPUBLISHED DOCUMENTPD CEN/TS 17021:2017TECHNICAL SPECIFICATION SPCIFICATION TECHNIQUE TECHNISCHE SPEZIFIKATION CEN/TS 17021 January 2017 ICS 13
5、.040.40 English Version Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques missions de sources fixes - Dtermination de la concentration massique en dioxyde de soufre par des techniques instrumentales Emissionen aus stationren Quellen -
6、 Ermittlung der Massenkonzentration von Schwefeldioxid mit instrumentellen Verfahren This Technical Specification (CEN/TS) was approved by CEN on 23 October 2016 for provisional application. The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN
7、 will be requested to submit their comments, particularly on the question whether the CEN/TS can be converted into a European Standard. CEN members are required to announce the existence of this CEN/TS in the same way as for an EN and to make the CEN/TS available promptly at national level in an app
8、ropriate form. It is permissible to keep conflicting national standards in force (in parallel to the CEN/TS) until the final decision about the possible conversion of the CEN/TS into an EN is reached. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech
9、 Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United King
10、dom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. CEN/TS 170
11、21:2017 EPD CEN/TS 17021:2017CEN/TS 17021:2017 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 5 4 Symbols and abbreviations 11 4.1 Symbols 11 4.2 Abbreviated terms . 12 5 Principle 12 5.1 General . 12 5.2 Measuring principle 12 6 Description of
12、 the measuring system . 13 6.1 General . 13 6.2 Sampling and sample gas conditioning system . 14 6.3 Analyser equipment 16 7 Performance characteristics of the method . 16 8 Suitability of the measuring system for the measurement task . 18 9 Field operation 18 9.1 Measurement section and measurement
13、 plane 18 9.2 Sampling strategy. 19 9.3 Choice of the measuring system . 19 9.4 Setting of the measuring system on site 20 10 Ongoing quality control . 22 10.1 Introduction . 22 10.2 Frequency of checks 22 11 Expression of results . 23 12 Measurement report . 23 Annex A (informative) Example of unce
14、rtainty estimation for the method and compliance with required emissions measurement uncertainty 24 A.1 General . 24 A.2 Elements required for the uncertainty determinations 24 A.3 Example uncertainty budget 27 A.4 Evaluation of compliance with a required measurement uncertainty . 32 Annex B (inform
15、ative) Calculation of the uncertainty associated with a concentration expressed under dry conditions and at an oxygen reference concentration . 34 B.1 Uncertainty associated with a concentration expressed under dry conditions 34 B.2 Uncertainty associated with a concentration expressed at a O2refere
16、nce concentration 36 Annex C (normative) Annual lack of fit test . 38 PD CEN/TS 17021:2017CEN/TS 17021:2017 (E) 3 C.1 Description of test procedure 38 C.2 Establishment of the regression line . 38 C.3 Calculation of the residuals . 39 C.4 Test requirements 39 Annex D (informative) Annual check of co
17、nditioning system . 40 D.1 General . 40 D.2 Demonstration via proficiency testing scheme participation 40 D.3 Demonstration via direct user testing of conditioning system 40 Annex E (informative) Procedure for correction of data from drift effect 42 Annex F (informative) Chemistry of SO2aqueous solu
18、bility 44 Bibliography . 45 PD CEN/TS 17021:2017CEN/TS 17021:2017 (E) 4 European foreword This document (CEN/TS 17021:2017) has been prepared by Technical Committee CEN/TC 264 “Air quality”, the secretariat of which is held by DIN. Attention is drawn to the possibility that some of the elements of t
19、his document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to announce this Technical Specification: Au
20、stria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Sp
21、ain, Sweden, Switzerland, Turkey and the United Kingdom. PD CEN/TS 17021:2017CEN/TS 17021:2017 (E) 5 1 Scope This Technical Specification describes a method for sampling and determining the concentration of gaseous sulphur dioxide (SO2) emissions from stacks. This method is based on instrumental tec
22、hniques. It is applicable to both periodic measurements and the calibration of automated measuring systems permanently installed on stacks, for regulatory or other purposes. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indis
23、pensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 15259:2007, Air quality - Measurement of stationary source emissions - Requirements for measurement section
24、s and sites and for the measurement objective, plan and report EN 14793:2016, Stationary source emission - Demonstration of equivalence of an alternative method with a reference method EN 15267-4, Air quality - Certification of automated measuring systems - Part 4: Performance criteria and test proc
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