1、December 2013 Translation by DIN-Sprachendienst.English price group 14No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).I
2、CS 75.200!%*zC“2078732www.din.deDDIN EN 16321-1Petrol vapour recovery during refuelling of motor vehicles at servicestations Part 1: Test methods for the type approval efficiency assessment ofpetrol vapour recovery systems;English version EN 16321-1:2013,English translation of DIN EN 16321-1:2013-12
3、Benzindampf-Rckfhrung whrend der Betankung von Kraftfahrzeugen an Tankstellen Teil 1: Prfverfahren fr die Typzulassung der Effizienzbewertung vonGasrckfhrungssystemen;Englische Fassung EN 16321-1:2013,Englische bersetzung von DIN EN 16321-1:2013-12Rcupration des vapeurs dessence lors du ravitailleme
4、nt en carburant des vhicules moteur dans les stations-service Partie 1: Mthodes dessai pour lhomologation et lvaluation de lefficacit des systmesde rcupration des vapeurs;Version anglaise EN 16321-1:2013,Traduction anglaise de DIN EN 16321-1:2013-12www.beuth.deDocument comprises 30 pagesIn case of d
5、oubt, the German-language original shall be considered authoritative.12.13DIN EN 16321-1:2013-12 2 A comma is used as the decimal marker. National foreword This document (EN 16321-1:2013) has been prepared by Technical Committee CEN/TC 393 “Equipment for storage tanks and for filling stations” (Secr
6、etariat: DIN, Germany), Working Group WG 7 “Stage II vapour recovery systems at filling stations” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Tankanlagen (Tank Installations Standards Committee), Working Committee NA 104-02-11 AA Gasrc
7、kfhrung an Tankstellen. This standard replaces VDI Guideline VDI 4205 Part 4 “Measurement and test methods for the assessment of vapour recovery systems on filling stations Type test of active vapour recovery systems” in terms of content. The VDI Verein Deutscher Ingenieure e. V. (Association of Ger
8、man Engineers (VDI) has informed DIN that VDI 4205-4 will be withdrawn as soon as the present standard is published. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16321-1 September 2013 ICS 75.200 English Version Petrol vapour recovery during refuelling of motor vehicles at service stations -
9、 Part 1: Test methods for the type approval efficiency assessment of petrol vapour recovery systems Rcupration des vapeurs dessence lors du ravitaillement en carburant des vhicules moteur dans les stations-service - Partie 1: Mthodes dessai pour lhomologation et lvaluation de lefficacit des systmes
10、de rcupration des vapeurs Benzindampf-Rckfhrung whrend der Betankung von Kraftfahrzeugen an Tankstellen - Teil 1: Prfverfahren fr die Typzulassung der Effizienzbewertung von Gasrckfhrungssystemen This European Standard was approved by CEN on 26 July 2013. CEN members are bound to comply with the CEN
11、/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Cen
12、tre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as th
13、e official versions. CEN members are the national standards bodies of Austria, 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, Nether
14、lands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All righ
15、ts of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16321-1:2013: EEN 16321-1:2013 (E) 2 Contents Page Foreword 4 1 Scope 5 2 Normative references 5 3 Terms and definitions .5 4 Requirements .8 4.1 General 8 4.2 Efficiency 8 4.3 Petrol vapour /pet
16、rol ratio .8 4.4 Proportionality .9 4.5 Correction factor . 10 4.6 Vapour processing unit 10 5 Measurement and test methods for the assessment of petrol vapour recovery systems at service stations . 11 5.1 General test conditions 11 5.2 Efficiency test 11 5.2.1 General . 11 5.2.2 Test tanks 12 5.2.3
17、 Test procedure 13 5.2.4 Test refuelling . 14 5.2.5 Adsorber 14 5.2.6 Calculation of the efficiency 14 5.3 Petrol vapour/petrol ratio . 14 5.3.1 General . 14 5.3.2 Test procedure 15 5.4 Proportionality test . 16 5.4.1 General . 16 5.4.2 Test procedure 16 5.5 Correction factor determination 17 5.5.1
18、General . 17 5.5.2 Test with petrol vapour 17 5.5.3 Test with air . 17 5.6 Retesting criteria for modifications 19 6 Automatic monitoring systems . 19 7 Environmental aspects 19 8 Certificate for vapour recovery systems 19 9 Marking 19 Annex A (normative) List of representative tanks 20 Annex B (nor
19、mative) Retesting criteria for modifications . 21 Annex C (normative) Certificate format . 22 Annex D (normative) Monitoring system . 23 D.1 General . 23 D.2 Requirements 23 DIN EN 16321-1:2013-12 EN 16321-1:2013 (E) 3 D.3 Measurement and test methods 24 D.3.1 Test for pressure loss . 24 D.3.2 Test
20、for detection of a vapour recovery efficiency error . 24 D.3.3 Test for an alarm when the monitor detects an error during a self-test 24 D.3.4 Test for de-activation of a delivery point 25 D.4 Example monitoring system certificate 25 Annex E (informative) Identification of petrol vapour recovery sys
21、tems . 26 Annex F (informative) Environmental aspects . 27 Bibliography 28 DIN EN 16321-1:2013-12 EN 16321-1:2013 (E) 4 Foreword This document (EN 16321-1:2013) has been prepared by Technical Committee CEN/TC 393 “Equipment for storage tanks and for filling stations”, the secretariat of which is hel
22、d by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by March 2014, and conflicting national standards shall be withdrawn at the latest by March 2014. Attention is drawn to the possibility that
23、some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association.
24、EN 16321, Petrol vapour recovery during refuelling of motor vehicles at service stations, is divided into the following parts: Part 1: Test methods for the type approval efficiency assessment of petrol vapour recovery systems; Part 2: Test methods for verification of vapour recovery systems at servi
25、ce stations. WARNING Persons using this European Standard should be familiar with normal laboratory practice. This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practic
26、es and to ensure compliance with any national regulatory conditions. According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark,
27、 Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 16321-1:201
28、3-12 EN 16321-1:2013 (E) 5 1 Scope This European Standard specifies the measurement and test methods for the efficiency assessment of petrol vapour recovery systems for service stations (Stage II). 2 Normative references The following documents, in whole or in part, are normatively referenced in thi
29、s document and are indispensable 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 228:2012, Automotive fuels Unleaded petrol Requirements and test methods 3 Terms an
30、d definitions For the purposes of this document, the following terms and definitions apply. 3.1 back pressure differential pressure relative to atmosphere caused by the flow resistance of the petrol vapour recovery return line from the system to the petrol vapour receiving area 3.2 maximum back pres
31、sure differential pressure relative to atmosphere at the outlet of the vapour pump up to which the system operates properly 3.3 basic emission hydrocarbons (petrol vapour) that are emitted into the environment during refuelling of test tanks without an operating petrol vapour recovery system 3.4 gas
32、 volume meter device for continuous measurement of air or vapour volume Note 1 to entry: Bellows type gas volume meters are recommended. 3.5 boot measurement method measurement method whereby the hydrocarbon emissions from the filler neck area of the test tanks that are not retrieved by the petrol v
33、apour recovery system are collected in a collecting device (boot) 3.6 calibration factor of the gas volume meter specific factor of the gas volume meter used for the data processing when using an external display 3.7 certificate qualification document confirming that the petrol vapour recovery syste
34、m meets the requirements of this standard DIN EN 16321-1:2013-12 EN 16321-1:2013 (E) 6 3.8 correction factor system dependent factor used to allow calibration and periodic checking of the vapour recovery system under simulated flow conditions using air 3.9 simulated petrol flow method dry test metho
35、d method for determining the petrol vapour/petrol ratio without any fuel flow 3.10 efficiency ratio between the average values of the hydrocarbon mass recovered to the petrol vapour receiving area and the basic emission 3.11 petrol dispenser metering pump or dispenser according to EN 13617-1 3.12 pe
36、trol meter measuring instrument to measure the petrol volume flow 3.13 hose assembly fuel hose complete with an internal vapour tubing or vapour hose and fitted with couplings SOURCE: EN 13483:2013, Clause 3 3.14 nozzle automatic delivery nozzle which is a manually operated device that controls the
37、flow of fuel during a dispensing operation and includes a spout and an automatic shut-off mechanism SOURCE: EN 13012:2012, 3.1 3.15 pulsing rate number of pulses generated from 1 l of petrol flow 3.16 proportionality linearity of the petrol vapour/petrol ratio at different petrol volume flow rates 3
38、.17 residual emission hydrocarbons (petrol vapour) that are emitted to the environment during refuelling of test tanks with the petrol vapour recovery system operating 3.18 SHED chamber measuring facility for verification of the test equipment used in determining the basic and residual emission Note
39、 1 to entry: SHED stands for Sealed Housing for Evaporative Determination. DIN EN 16321-1:2013-12 EN 16321-1:2013 (E) 7 3.19 test tank petrol tank and filler neck of a motor vehicle of the representative fleet of motor vehicles, fitted with a plate allowing the interface of the test equipment to be
40、positioned in a similar way as would be achieved with the motor vehicle body 3.20 petrol vapour/petrol ratio ratio of the recovered volume of petrol vapour/air mixture to the volume of petrol dispensed at the same time Note 1 to entry: Petrol vapour/petrol ratio expressed in percentage. 3.21 post pr
41、ocessing unit PPU device for setting and control of the vapour recovery system to simulate petrol flow, to read data, to change settings, to calculate and to indicate results Note 1 to entry: A hand-held control unit is a post-processing unit. 3.22 collecting device boot device to capture the hydroc
42、arbon emissions from the filler neck of the motor vehicle or test tank 3.23 vapour processing unit unit to process petrol vapour captured during refuelling Note 1 to entry: The vapour processing unit may exhaust petrol vapour to atmosphere. 3.24 delivery point dispensing nozzle with associated vapou
43、r collection components 3.25 de-activation time time between the detection of a petrol vapour/petrol ratio error, self-diagnostic error or self-test error, and the delivery point being de-activated 3.26 wet test method method for determining the petrol vapour/petrol ratio with fuel flow 3.27 air/pet
44、rol ratio ratio of the recovered volume of air to the volume of petrol dispensed at the same time Note 1 to entry: Air/petrol ratio expressed in percentage. 3.28 gas flow meter device for measurement of air or vapour flow rate DIN EN 16321-1:2013-12 EN 16321-1:2013 (E) 8 3.29 maximum petrol volume f
45、low rate maximum petrol volume flow rate stated by the applicant of the petrol vapour recovery system Note 1 to entry: Maximum petrol volume flow rate expressed in litre per minute. 4 Requirements 4.1 General The maximum back pressure stated by the applicant of the petrol vapour recovery system shal
46、l be 1 kPa. The test equipment placed in the return-line shall not add more back pressure than 1 kPa. An overview of the performance characteristics and the appropriate tests is given in Table 1. Table 1 Performance characteristics Performance characteristic Requirement Subclause Criterion Test acco
47、rding to: efficiency 85 % 4.2 5.2 petrol vapour/petrol ratio individual measurement: 95 % x 105 % average value: 98 % y 102 % 4.3 5.3 proportionality 95 % z 105 % 4.4.2 4.4.3 maximum petrol flow rate stated by the applicant petrol volume flow rate (38,0 1,0) lmin15.4 z 5 % 4.4.4 (28,5 1,0) lmin15.4
48、z 10 % 4.4.5 (19,0 1,0) lmin15.4 95 % z 105 % 4.4.6 (38,0 1,0) lmin15.4 z 10 % 4.4.7 (19,0 1,0) lmin15.4 Ikb kaI 0,03 4.5.7 petrol volume flow rate (38,0 1,0) l min1, maximum back pressure and back pressure 115 %, on 10 consecutive valid refuelling operations. The applicant shall provide facilities
49、to simulate or induce errors. These shall include simulating or inducing a vapour recovery efficiency error, and simulating or inducing self-test errors. Self-test errors may include flow meter disconnection or low battery. A valid refuelling operation is achieved when the vapour flow rate reaches 25 lmin-1during refuelling, and the refuelling duration is 20 s before petrol flow completion. Petrol flow completion has occurred at a time 60 s after pet
