1、Designation:E214114Standard Test Method forAccelerated Aging of Electrochromic Devices in SealedInsulating Glass Units1This standard is issued under the fixed designation E2141;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year
2、 of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method covers the accelerated aging of elec-trochromic devices(ECD)integrated in insulating glass units.1.2 T
3、he test method is applicable for any electrochromicdevice incorporated into sealed insulating glass units(IGUs)fabricated for vision glass(superstrate and substrate)areas foruse in buildings,such as sliding doors,windows,skylights,andexterior wall systems.The layers used for constructing the ECdevic
4、e and electrochromically changing the optical propertiesmay be inorganic or organic materials.1.3 The electrochromic(EC)glazings used in this testmethod are exposed under use conditions to solar radiation andare deployed to control the amount of radiation by absorptionand reflection and thus,limit t
5、he solar heat gain and amount ofsolar radiation that is transmitted into the building.1.4 The test method is not applicable to other chromogenicdevices,such as,photochromic and thermochromic deviceswhich do not respond to electrical stimulus.1.5 The test method is not applicable to electrochromic(EC
6、)glazings that are constructed from superstrate or substratematerials other than glass.1.6 The test method referenced herein is a laboratory testconducted under specified conditions.The test is intended tosimulate and,in some cases,to also accelerate actual in-serviceuse of the electrochromic window
7、s.Results from these testscannot be used to predict the performance with time ofin-service units unless actual corresponding in-service testshave been conducted and appropriate analyses have beenconducted to show how performance can be predicted from theaccelerated aging tests.1.7 The values stated
8、in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.7.1 ExceptionInch-pound units are used 7.6.2.1.8 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this stand
9、ard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationE177 Practice for Use of the Terms Precision and Bias inASTM Test MethodsE631 Ter
10、minology of Building ConstructionsE691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test MethodE2953 Specification for Evaluating Accelerated Aging Per-formance of Electrochromic Devices in Sealed InsulatingGlass UnitsG113 Terminology Relating to Natural and Artifi
11、cial Weath-ering Tests of Nonmetallic MaterialsG173 Tables for Reference Solar Spectral Irradiances:DirectNormal and Hemispherical on 37 Tilted Surface2.2 ISO Standard:3ISO 9050 Glass in building-Determination of lighttransmittance,solar direct transmittance,total solar energytransmittance,ultraviol
12、et transmittance and related glaz-ing factors3.Terminology3.1 DefinitionsFor definitions of general terms used in thistest method related to building construction,thermal insulatingmaterials and natural and artificial weathering tests for nonme-tallic materials,refer to Terminologies E631,C168 and G
13、113,respectively.3.2 Definitions of Terms Specific to This Standard:1This test method is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and is the direct responsibility of Subcommittee E06.22on Durability Performance of Building Constructions.Current edition approved Dec.1,2
14、014.Published February 2015.Originallyapproved in 2001.Last previous edition approved in 2012 as E2141 12.DOI:10.1520/E2141-14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,ref
15、er to the standards Document Summary page onthe ASTM website.3Available from International Organization for Standardization(ISO),1,ch.dela Voie-Creuse,CP 56,CH-1211 Geneva 20,Switzerland,http:/www.iso.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.
16、United States1 3.2.1 accelerated aging test,na test in which the rate ofdegradation of building components or materials is intention-ally increased from that expected in actual service.3.2.2 electrochromic device(ECD),na combination ofmaterials that include materials in which the transmittance,reflectance and absorptance properties can be altered,and otherlayers,such as transparent conducting oxide(TCO)layers foraltering the optical properties(for example,transmittance,reflectance,absorptance)of