DD-CEN-TS-14779-2005.pdf
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1、DRAFT FOR DEVELOPMENT DD CEN/TS 14779:2005 Solid biofuels Sampling Methods for preparing sampling plans and sampling certificates ICS 75.160.10 ? Licensed Copy: London South Bank University, London South Bank University, Tue Dec 12 05:39:21 GMT+00:00 2006, Uncontrolled Copy, (c) BSI DD CEN/TS 14779:
2、2005 This Draft for Development was published under the authority of the Standards Policy and Strategy Committee on 2 February 2006 BSI 2 February 2006 ISBN 0 580 47737 1 National foreword This Draft for Development is the official English language version of CEN/TS 14779:2005. This publication is n
3、ot to be regarded as a British Standard. It is being issued in the Draft for Development series of publications and is of a provisional nature because the new edition of the international document has been issued as a Technical Specification and is open to further development. It should be applied o
4、n this provisional basis, so that information and experience of its practical application may be obtained. Comments arising from the use of this Draft for Development are requested so that UK experience can be reported to the European organization responsible for its conversion to a European standar
5、d. A review of this publication will be initiated 2 years after its publication by the European organization so that a decision can be taken on its status at the end of its 3-year life. Notification of the start of the review period will be made in an announcement in the appropriate issue of Update
6、Standards. According to the replies received by the end of the review period, the responsible BSI Committee will decide whether to support the conversion into a European standard, to extend the life of the Technical Specification or to withdraw it. Comments should be sent in writing to the Secretary
7、 of BSI Technical Committee PTI/17, Solid biofuels, at British Standards House, 389 Chiswick High Road, London W4 4AL, giving the document reference and clause number and proposing, where possible, an appropriate revision of the text. A list of organizations represented on this committee can be obta
8、ined on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility
9、of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Summary of pages This document comprises a front cover, an inside front cover, the CEN/TS title
10、page, pages 2 to 12, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: London South Bank University, London South Bank University, Tue Dec 12
11、 05:39:21 GMT+00:00 2006, Uncontrolled Copy, (c) BSI TECHNICAL SPECIFICATION SPCIFICATION TECHNIQUE TECHNISCHE SPEZIFIKATION CEN/TS 14779 August 2005 ICS 75.160.10 English Version Solid biofuels - Sampling - Methods for preparing sampling plans and sampling certificates Biocombustibles solides - Ech
12、antillonnage - Mthodes de prparation des plans dchantillonnage et des certificats dchantillonnage Feste Biobrennstoffe - Probenahme - Verfahren zur Erstellung von Probenahmeplnen und -zertifikaten This Technical Specification (CEN/TS) was approved by CEN on 19 March 2005 for provisional application.
13、 The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN 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
14、this CEN/TS in the same way as for an EN and to make the CEN/TS available promptly at national level in an appropriate 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 i
15、s reached. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden,
16、Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2005 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref
17、. No. CEN/TS 14779:2005: E Licensed Copy: London South Bank University, London South Bank University, Tue Dec 12 05:39:21 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 2 Contents Page Foreword 3 Introduction4 1 Scope.5 2 Normative references .5 3 Terms and definitions.5 4 Symbols and abbreviations7 5 C
18、alculation of the volume of the combined sample.7 6 Preparation of full sampling plans.8 7 Preparation of brief sampling plans8 8 Preparation of sampling certificates .9 Annex A (informative) Model Sampling Plan and Sampling Certificate.10 Bibliography.12 CEN/TS 14779:2005 Licensed Copy: London Sout
19、h Bank University, London South Bank University, Tue Dec 12 05:39:21 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 3 Foreword This Technical Specification (CEN/TS 14779:2005) has been prepared by Technical Committee CEN/TC 335 “Solid biofuels”, the secretariat of which is held by SIS. According to the
20、CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to announce this CEN Technical Specification: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
21、 Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. CEN/TS 14779:2005 Licensed Copy: London South Bank University, London South Bank University, Tue Dec 12 05:39:21 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 4 Introduction Bio
22、fuels are a major source of renewable energy. Technical Specifications are needed for production, trade and use of solid biofuels. For sampling and sample preparation of biofuels the following Technical Specifications can be used: CEN/TS 14778-1, Solid biofuels - Sampling Part 1: Methods for samplin
23、g CEN/TS 14778-2, Solid Biofuels - Sampling Part 2: Methods for sampling particulate material transported in lorries CEN/TS 14779, Solid biofuels Sampling Methods for preparing sampling plans and sampling certificates CEN/TS 14780, Solid biofuels - Methods for sample preparation Current practice and
24、 the best available knowledge have been used to write these Technical Specifications. The results of recent sampling experiments may be used to improve the sampling plans. These Technical Specifications can be used by production and trading of solid biofuels. They are also useful for buyers of solid
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