BS EN 14785-2006 用木块点燃的住宅空间加热设备.要求和试验方法.pdf
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1、BRITISH STANDARD BS EN 14785:2006 Residential space heating appliances fired by wood pellets Requirements and test methods The European Standard EN 14785:2006 has the status of a British Standard ICS 97.100.30 BS EN 14785:2006 This British Standard was published under the authority of the Standards
2、Policy and Strategy Committee on 31 July 2006 BSI 2006 ISBN 0 580 49039 4 National foreword This British Standard is the official English language version of EN 14785:2006. The UK participation in its preparation was entrusted to Technical Committee RHE/28, Domestic solid mineral fuel appliances, wh
3、ich has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Textual error The textual error set out below was discovered when the English language version of EN 14785:2006 was adopted as the national standard. It has been reported
4、 to CEN in a proposal to amend the text of the European standard. In clause 2 correct the title of EN 10226-3 as follows: EN 10226-3 Pipes threads where pressure tight joints are made on the threads Part 3: Verification by means of limit gauges Cross-references The British Standards which implement
5、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 of the BSI Electronic Catalogue or of British Standards Online. This publication does not
6、 purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European com
7、mittee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 72,
8、 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 W - - - - - - - - - - - 7- - - 7- - - $ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9、 W W D - - w - - - - EN 14785:2006 (E) 2 Contents Page Foreword.5 1 Scope6 2 Normative references6 3 Terms and definitions.7 3.1 Appliances .7 3.2 Functional characteristics8 3.3 Characteristics.10 3.4 Fuels.12 4 Materials, design and construction.12 4.1 Production documentation.12 4.2 General const
10、ruction requirements 13 4.3 Flue spigot or socket13 4.4 Combustion control device14 4.5 Flueways 14 4.6 Cleaning tools14 4.7 Firedoors14 4.8 Combustion air supply .14 4.8.1 Primary air inlet control14 4.8.2 Secondary air inlet control.15 4.9 Internal flue gas diverter.15 4.10 Retort15 4.11 Ashpan an
11、d ash removal15 4.12 Integral boiler.15 4.12.2 Nominal minimum wall thickness (steels)18 4.12.3 Welding seams and welding fillers18 4.12.4 Minimum wall thicknesses (cast iron).18 4.12.5 Cast iron parts subject to water pressure19 4.12.6 Venting of the water sections 19 4.12.7 Water tightness19 4.12.
12、8 Water side connections19 4.12.9 Boiler internal waterways.20 4.13 Control of flue gas.21 4.14 Cleaning of heating surfaces.21 5 Safety21 5.1 Temperatures of adjacent combustible materials .21 5.2 Operating tools21 5.3 Safety test for spillage of combustion gas and discharge of embers.21 5.4 Temper
13、ature in the fuel hopper .22 5.5 Safety against back burning through the fuel conveyor system.22 5.6 Safety against overheating the boiler water.22 5.7 Thermal discharge control.22 5.8 Strength and leaktightness of boiler shells22 5.9 Electrical safety.22 6 Performance.22 6.1 Flue draught.22 6.2 Flu
14、e gas temperature23 6.3 Carbon monoxide emission for pellet stoves 23 6.4 Efficient energy utilization23 6.4.1 General.23 EN 14785:2006 (E) 3 6.4.2 Efficiency at nominal heat output and at reduced heat output 23 6.5 Nominal heat output .23 6.6 Reduced heat output 23 6.7 Water heating output23 6.8 Sp
15、ace heating output23 6.9 Hopper capacity24 6.10 User operations.24 7 Appliance instructions .24 7.1 General.24 7.2 Installation instructions24 7.3 User operating instructions. 25 8 Marking 26 9 Evaluation of conformity 27 9.1 General.27 9.2 Type testing.27 9.2.1 Initial type testing27 9.2.2 Further
16、type testing 28 9.3 Factory production control (FPC) .31 9.3.1 General.31 9.3.2 Raw materials and components31 9.3.3 Control of inspection, measuring and test equipment .31 9.3.4 Process control.31 9.3.5 Product inspection, testing and evaluation .32 9.3.6 Non conforming products33 9.3.7 Corrective
17、and preventive action33 9.3.8 Handling, storage, packaging, preservation and delivery 33 Annex A (normative) Test methods 34 A.1 Test environment34 A.1.1 Ambient room temperature34 A.1.2 Cross-draught .34 A.1.3 External sources.34 A.2 Test assembly . 34 A.2.1 General.34 A.2.2 Trihedron .35 A.2.3 Mea
18、surement section .35 A.2.4 Connection of appliance to measurement section36 A.2.5 Water circuit for appliances with boilers37 A.3 Measurement equipment37 A.4 Test procedures38 A.4.1 Appliance installation.38 A.4.2 Calculation of fuel load.38 A.4.3 Fuelling and de-ashing the fire38 A.4.4 Flue gas los
19、ses .38 A.4.5 Water heating output39 A.4.6 Combustible heat losses in the residue.39 A.4.7 Performance test at nominal heat output.39 A.4.8 Reduced heat output test.41 A.4.9 Safety tests42 A.5 Test results44 A.6 Calculation methods.45 A.6.1 Notations and units used. 45 A.6.2 Formulae46 A.7 Test repo
20、rt .49 Annex B (normative) Test fuels and recommended fuels62 B.1 General.62 B.2 Test fuel .62 B.2.1 Selection of test fuel.62 EN 14785:2006 (E) 4 B.2.2 Storage, preparation and analysis.62 B.3 Tests for recommended fuels63 B.3.1 Basis of testing63 B.3.2 Test methods and criteria.64 Annex ZA (inform
21、ative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive.66 ZA.1 Scope and relevant characteristics.66 ZA.2 Procedure for attestation of conformity of residential space heating appliances fired by wood pellets.68 ZA.2.1 System of attestation of con
22、formity68 ZA.2.2 EC Certificate and Declaration of conformity.69 ZA.3 CE marking and labelling .70 Bibliography72 EN 14785:2006 (E) 5 Foreword This document (EN 14785:2006) has been prepared by Technical Committee CEN/TC 295 “Residential solid fuel burning appliances”, the secretariat of which is he
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- BS EN 14785-2006 用木块点燃的住宅空间加热设备.要求和试验方法 14785 2006 木块 点燃 住宅 空间 加热 设备 要求 试验 方法
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