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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 12211:2000 The Euro
2、pean Standard EN 12211:2000 has the status of a British Standard ICS 91.060.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Windows and doors Resistance to wind load Test method This British Standard, having been prepared under the direction of the Sector Committee for Buil
3、ding and Civil Engineering, was published under the authority of the Standards Committee and comes into effect on 15 August 2000 BSI 08-2000 ISBN 0580 36130 6 BS EN 12211:2000 Amendments issued since publication Amd. No.DateComments National foreword This British Standard is the official English lan
4、guage version of EN 12211:2000, which is included in a package of new European Standards being prepared by CEN/TC 33 relating to windows and doors. Other standards included in the package are ENs 1026, 1027, 12207, 12208, and 12210. Although the English language versions of these European Standards
5、will be adopted as British Standards as they become available, the existing British Standards for windows and doors will be retained, but only until such time that the complete package of European Standards becomes available. The original group of British Standards will then be withdrawn and this wi
6、ll be notified in Update Standards. This British Standard will supersede BS 5368-3:1978. The UK participation in its preparation was entrusted by Technical Committee B/538, Doors, windows, shutters, hardware and curtain walling, to Subcommittee B/538/1, Windows, and Subcommittee B/538/2, Doors, whic
7、h have the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A
8、 list of organizations represented on these subcommittees can be obtained 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 Standards Catalogue under the section entitled Int
9、ernational Standards Correspondence Index, or by using the Find facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a B
10、ritish Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 10, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the do
11、cument was last issued. 标准分享网 w w w .b z f x w .c o m 免费下载 (8523($1?67$1$5 1250(?(8523e(11( (8523b,6 - P2 pulsating pressure applied for 50 cycles to assess performance under repeated windloads; - P3 applied to assess the safety of the test specimen under extreme conditions. The values of P1, P2, P3
12、 are related as follows: P2 = 0,5 P1 and P3 = 1,5 P1 4?3ULQFLSOHV?RI?WHVW Application of a defined series of positive and negative test pressures at which measurements and inspections are made to assess relative frontal deflection and resistance to damage from wind loads. ?$SSDUDWXV 5.1A chamber wit
13、h an open side to which the test specimen can be fitted. It shall be constructed so as to be able to withstand the test pressures without deflecting to an extent likely to influence the test results. 5.2Means for applying controlled test pressure to test specimen. 5.3Means of producing rapid changes
14、 in test pressure, controlled within defined limits. 标准分享网 w w w .b z f x w .c o m 免费下载 3DJH? (1? %6,? 5.4Instrument suitable for measuring the quantity of air flow into or out of the chamber within an accuracy of ?5 % (calibrated to 20 C, 101 Kpa). 5.5Means of measuring the test pressure applied ac
15、ross the specimen, within an accuracy of ?5 %. 5.6Devices, such as dial gauges or displacement transducers, for measuring displacements of measured points with an accuracy of 0,1 mm. 5.7Means for fitting the measuring devices properly to ensure their stability during the test. 5.8A measuring tape ac
16、curate to ?1 mm to measure the length of members to be tested. ?3UHSDUDWLRQ?RI?WHVW?VSHFLPHQ ?6HW?XS?RI?WKH?WHVW?VSHFLPHQ The test specimen shall be fixed as intended for use in the works without any twists or bends which may influence the test results. The test specimen shall be fully operable. The
17、 stiffness of the test rig and the fixing of the specimen to it shall be sufficient to avoid adverse effects on the performance of the specimen during testing. The test specimen shall be cleaned and surfaces dry. Ventilation devices, if any, shall be taped over. ?6HW?XS?RI?PHDVXULQJ?GHYLFHV ?)URQWDO
18、?GHIOHFWLRQ Measuring devices (see 5.6) shall be fixed in position at each end and at the centre of the frame member to be measured. Alternatively, a single measuring device shall be fixed at the centre of a rigid beam that is fixed to and supported only at the ends of the frame member to be measure
19、d. ?7HVW?SURFHGXUH ?3UHOLPLQDULHV 7KH?DPELHQW?WHPSHUDWXUH?DQG?KXPLGLW?FORVH?WR?WKH?VSHFLPHQ?VKDOO?EH?ZLWKLQ?WKH?UDQJH? ?first step is negative, next is positive as is the last of the sequence of 50 impulses; ?variation from ?3?WR?3?DQG?WKH?UHYHUVH?VKDOO?WDNH? 3) s; ?value P2 is maintained at least f
20、or (7 ? 3) s. After completion of the 50 cycles, open and close the moving parts of specimen and note damage or functioning defects if any. Repeat the test for air permeability in accordance with EN 1026. 7.4?Safety test The specimen shall be subjected to one cycle including negative and positive te
21、st pressure with the following features: ?test pressure equal P3; ?negative test pressure is applied first; ?variation from 0 Pa to ?3?DQG?EDFN?IURP?3?WR?3D?VKDOO?WDNH? 3) s, the maximum test pressure P3 shall be maintained for (7 ? 3) s; ?positive test pressure is applied after a (7 ? 3) s rest at
22、0 Pa; ?variation from 0 Pa to +P3 and back to 0 Pa shall be the same duration as for the negative test pressure ?3? After the safety test record whether the test specimen remains closed and describe any parts of the test specimen which have become detached. 标准分享网 w w w .b z f x w .c o m 免费下载 3DJH? (
23、1? %6,? ?7HVW?UHSRUW The test report shall include a drawing of the face of the specimen showing the relevant members, the displacement measuring points and the location of any damage and operating defects. 8.1?Deflection Deflection(s) and displacement, under pressure steps +P1 and ?3?VKDOO?EH?UHFRU
24、GHG?5HODWLYH frontal deflections shall be calculated in the form of fractions with the numerator equal to 1 and the denominator expressed to three significant figures. 8.2?Repeated pressure Record any damage and operating defects. 8.3?Safety test Any damage and failure which occurs as well as any op
25、erating difficulties shall be recorded. Page 8 (1? %6,? $QQH?$ ?LQIRUPDWLYH? HIOHFWLRQ?PHDVXUHPHQWV )LJXUH?$?0HDVXULQJ?SRLQWV?RQ?D?ZLQGRZ?ZLWK?OLJKWV?DQG?ILHG?SDUWV A, B, C, D, E, F, G, H: measuring points set on a frame linked to test rig. NOTE: In the following formulate the second letter p or o d
26、enotes the test pressure P1 or zero. Example: Bp the measurement at test pressure = P1 Bo the measurement at test pressure = 0 Bp - Bo frontal displacement of meeting stile. Ep - Eo frontal displacement of mullion. Gp - Go frontal displacement of transom. ? ? % $& SR SRSR - -+- = ? ?IURQWDO?GHIOHFWL
27、RQ?PHHWLQJ?VWLOH ? ? ( ) SR SRSR - -+- = ? IURQWDO?GHIOHFWLRQ?RI?PXOOLRQ ? ? * (+ SR SRSR - -+- = ? IURQWDO?GHIOHFWLRQ?RI?WUDQVRP 标准分享网 w w w .b z f x w .c o m 免费下载 3DJH? (1? %6,? 7HVW?SUHVVXUH?HTXDO?3D7HVW?SUHVVXUH?HTXDO?3? )LJXUH?$?6LQJOH?JDXJH?PHDVXUHPHQWV?UHODWLYH?WR?WKH?IUDPH Frontal deflection
28、Fp = Mp - Mo Relative frontal deflectionFrp = ) / S 7HVW?SUHVVXUH?HTXDO?3D7HVW?SUHVVXUH?HTXDO?3? )LJXUH?$?7KUHH?JDXJH?PHDVXUHPHQWV?UHODWLYH?WR?WKH?IUDPH Frontal displacementDp = Mp - Mo Frontal deflectionFp = ? ? 00 $% SR SRSR - -+- ? Page 10 (1? %6,? $QQH?% ?LQIRUPDWLYH? :LQG?UHVLVWDQFH?WHVW?PHWKRG
29、 ?3RVLWLYH?SUHVVXUH?27?2SHUDWLQJ?WHVW?LI?UHOHYDQW? ?,QFUHPHQWV?RU?FRQWLQXRXV?UDWH?QRW?HFHHGLQJ?3D?V?$3?$LU?SHUPHDELOLW?WHVW ?7LPH?1HJDWLYH?SUHVVXUH )LJXUH?%?6HTXHQFH?RI?WHVWLQJ 标准分享网 w w w .b z f x w .c o m 免费下载 blank BS EN 12211:2000 BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | |
30、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is the independent national body
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