標(biāo)準(zhǔn)解讀

《GB/T 2423.34-2024 環(huán)境試驗(yàn) 第2部分:試驗(yàn)方法 試驗(yàn)Z/AD:溫度/濕度組合循環(huán)試驗(yàn)》相比于《GB/T 2423.34-2012 環(huán)境試驗(yàn) 第2部分:試驗(yàn)方法 試驗(yàn)Z/AD:溫度/濕度組合循環(huán)試驗(yàn)》,主要在以下幾個(gè)方面進(jìn)行了更新與調(diào)整:

  1. 試驗(yàn)條件和范圍的細(xì)化:新標(biāo)準(zhǔn)可能對(duì)試驗(yàn)的溫度范圍、濕度范圍以及循環(huán)次數(shù)和持續(xù)時(shí)間等參數(shù)進(jìn)行了更精確的規(guī)定,以適應(yīng)近年來(lái)產(chǎn)品和技術(shù)發(fā)展的新要求,確保測(cè)試結(jié)果的準(zhǔn)確性和適用性。

  2. 試驗(yàn)程序的優(yōu)化:針對(duì)溫度和濕度的升降速率、穩(wěn)定時(shí)間及轉(zhuǎn)換時(shí)間等細(xì)節(jié),2024版標(biāo)準(zhǔn)可能引入了更科學(xué)合理的控制方法或推薦了新的最佳實(shí)踐,旨在提高試驗(yàn)效率并減少不必要的測(cè)試變異性。

  3. 設(shè)備要求的更新:鑒于技術(shù)進(jìn)步,新版標(biāo)準(zhǔn)可能會(huì)對(duì)用于執(zhí)行溫度/濕度組合循環(huán)試驗(yàn)的設(shè)備性能、精度、校準(zhǔn)方法等方面提出更嚴(yán)格或更具體的要求,確保測(cè)試環(huán)境的一致性和可重復(fù)性。

  4. 數(shù)據(jù)處理與分析方法:有可能新增或修訂了數(shù)據(jù)記錄、處理和分析的指導(dǎo)原則,包括統(tǒng)計(jì)方法的應(yīng)用,以幫助用戶(hù)更好地理解和解釋試驗(yàn)結(jié)果,提升試驗(yàn)結(jié)論的有效性。

  5. 安全與環(huán)??紤]:隨著對(duì)環(huán)境保護(hù)和操作人員安全的日益重視,新標(biāo)準(zhǔn)可能加入了關(guān)于試驗(yàn)過(guò)程中化學(xué)物質(zhì)使用、廢棄物處理、能源消耗等方面的指導(dǎo),促進(jìn)環(huán)境友好型和安全型試驗(yàn)操作。

  6. 標(biāo)準(zhǔn)化語(yǔ)言和格式:按照國(guó)際標(biāo)準(zhǔn)化組織的最新指南,2024版標(biāo)準(zhǔn)在表述、定義、符號(hào)使用等方面可能進(jìn)行了規(guī)范化調(diào)整,以便于國(guó)際間的交流與互認(rèn)。

  7. 參考標(biāo)準(zhǔn)和文獻(xiàn)更新:為保持與國(guó)際標(biāo)準(zhǔn)和最新科研成果的一致性,新版標(biāo)準(zhǔn)可能引用了最新的參考文獻(xiàn)和技術(shù)資料,為用戶(hù)提供更全面、先進(jìn)的試驗(yàn)理論依據(jù)。


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文檔簡(jiǎn)介

ICS19.040

CCSK04

中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T2423.34—2024/IEC60068?2?38:2021

代替GB/T2423.34—2012

環(huán)境試驗(yàn)第2部分:試驗(yàn)方法

試驗(yàn)Z/AD:溫度/濕度組合循環(huán)試驗(yàn)

Environmentaltesting—Part2:Testmethods—TestZ/AD:Composite

temperature/humiditycyclictest

(IEC60068?2?38:2021,Environmentaltesting—Part2?38:Testmethods—

TestZ/AD:Compositetemperature/humiditycyclictest,IDT)

2024?08?23發(fā)布2025?03?01實(shí)施

國(guó)家市場(chǎng)監(jiān)督管理總局

國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)發(fā)布

GB/T2423.34—2024/IEC60068?2?38:2021

目次

前言··························································································································Ⅲ

引言··························································································································Ⅳ

1范圍·······················································································································1

2規(guī)范性引用文件········································································································1

3術(shù)語(yǔ)和定義··············································································································1

4一般說(shuō)明·················································································································1

4.1試驗(yàn)概述···········································································································1

4.2試驗(yàn)的應(yīng)用········································································································2

5試驗(yàn)箱的說(shuō)明···········································································································2

5.1概述·················································································································2

5.2濕熱試驗(yàn)箱········································································································2

5.3低溫試驗(yàn)箱········································································································3

6嚴(yán)酷程度·················································································································3

7試驗(yàn)程序·················································································································3

7.1預(yù)處理··············································································································3

7.2初始檢測(cè)···········································································································4

7.3條件試驗(yàn)···········································································································4

7.4試驗(yàn)循環(huán)···········································································································6

7.5最后檢測(cè)···········································································································9

8相關(guān)規(guī)范給出的信息································································································10

9試驗(yàn)報(bào)告給出的信息································································································10

附錄A(資料性)試驗(yàn)程序的支持文件·············································································12

附錄NA(資料性)GB/T2423的組成部分·······································································15

參考文獻(xiàn)····················································································································18

GB/T2423.34—2024/IEC60068?2?38:2021

前言

本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分:標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

本文件是GB/T2423的第34部分。GB/T2423已經(jīng)發(fā)布的部分見(jiàn)附錄NA。

本文件代替GB/T2423.34—2012《環(huán)境試驗(yàn)第2部分:試驗(yàn)方法試驗(yàn)Z/AD:溫度/濕度組合

循環(huán)試驗(yàn)》,與GB/T2423.34—2012相比,除結(jié)構(gòu)調(diào)整和編輯性改動(dòng)外,主要技術(shù)變化如下:

a)在“范圍”中增加了不適用范圍的描述(見(jiàn)第1章);

b)更改了“試驗(yàn)概述”的內(nèi)容(見(jiàn)4.1,2012年版的3.1);

c)更改了“濕熱試驗(yàn)箱”中加濕用水的要求(見(jiàn)5.2,2012年版的4.1);

d)更改了“預(yù)處理”的內(nèi)容(見(jiàn)7.1,2012年版的6.1);

e)更改了“溫度/濕度分循環(huán)描述”“低溫分循環(huán)描述”“無(wú)低溫暴露的24h循環(huán)描述”中的步驟

及濕度值(見(jiàn)7.4.1、7.4.2、7.4.3,2012年版的6.4.1、6.4.2、6.4.3);

f)增加了“中間檢測(cè)”的內(nèi)容(見(jiàn)7.4.5);

g)更改了“試驗(yàn)報(bào)告中應(yīng)給出的信息”的內(nèi)容(見(jiàn)第9章,2012年版的第8章)。

本文件等同采用IEC60068?2?38:2021《環(huán)境試驗(yàn)第2?38部分:試驗(yàn)方法試驗(yàn)Z/AD:溫度/濕

度組合循環(huán)試驗(yàn)》。

本文件做了下列最小限度的編輯性改動(dòng):

——為與現(xiàn)有標(biāo)準(zhǔn)協(xié)調(diào),將標(biāo)準(zhǔn)名稱(chēng)改為《環(huán)境試驗(yàn)第2部分:試驗(yàn)方法試驗(yàn)Z/AD:溫度/濕

度組合循環(huán)試驗(yàn)》;

——增加了附錄NA(資料性)“GB/T2423的組成部分”。

請(qǐng)注意本文件的某些內(nèi)容可能涉及專(zhuān)利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專(zhuān)利的責(zé)任。

本文件由全國(guó)電工電子產(chǎn)品環(huán)境條件與環(huán)境試驗(yàn)標(biāo)準(zhǔn)化技術(shù)委員會(huì)(SAC/TC8)提出并歸口。

本文件起草單位:中國(guó)電器科學(xué)研究院股份有限公司、國(guó)網(wǎng)江西省電力有限公司電力科學(xué)研究院、

中航長(zhǎng)城計(jì)量測(cè)試(天津)有限公司、重慶虹瑞試驗(yàn)儀器有限公司、美的集團(tuán)股份有限公司、江蘇拓米洛

高端裝備股份有限公司、重慶銀河試驗(yàn)儀器有限公司、中國(guó)科學(xué)院空間應(yīng)用工程與技術(shù)中心、重慶優(yōu)瑪

泰思特儀器有限公司、深圳市計(jì)量質(zhì)量檢測(cè)研究院、廣東立佳實(shí)業(yè)有限公司、海檢檢測(cè)有限公司、航天

科工防御技術(shù)研究試驗(yàn)中心、華為技術(shù)有限公司、廣東優(yōu)科檢測(cè)認(rèn)證有限公司、中國(guó)信息通信研究院、

中興通訊股份有限公司。

本文件主要起草人:許雪冬、劉鑫、陳田、呂國(guó)義、游先科、王俊、徐明喜、李書(shū)山、李鵬、林光喜、

張華、王建剛、洪曉莉、李健、吳斌、楊瀾、夏麗嬌、劉成臣、劉玉婷、龐碩、汪建軍、左貴杰、楊東。

本文件于1986年首次發(fā)布,2005年第一次修訂,2012年第二次修訂,本次為第三次修訂。

GB/T2423.34—2024/IEC60068?2?38:2021

引言

GB/T2423系列標(biāo)準(zhǔn)包括了環(huán)境試驗(yàn)及其嚴(yán)酷等級(jí)的基礎(chǔ)信息,用于評(píng)定試驗(yàn)樣品在預(yù)期的貯

存、運(yùn)輸以及各種使用環(huán)境下的環(huán)境適應(yīng)性。在該系列標(biāo)準(zhǔn)中,每個(gè)文件分別介紹了一組試驗(yàn)和應(yīng)用。

GB/T2423系列標(biāo)準(zhǔn)旨在為產(chǎn)品規(guī)范制定者和產(chǎn)品試驗(yàn)者提供一系列統(tǒng)一且可重復(fù)的氣候、機(jī)械和綜

合等環(huán)境試驗(yàn),并包含了測(cè)量和試驗(yàn)用標(biāo)準(zhǔn)大氣條件。

1981年以來(lái),GB/T2423系列標(biāo)準(zhǔn)有50余項(xiàng)文件發(fā)布實(shí)施,現(xiàn)行GB/T2423標(biāo)準(zhǔn)文件48項(xiàng),其

中40項(xiàng)采用IEC60068?2系列標(biāo)準(zhǔn)?,F(xiàn)行GB/T2423系列標(biāo)準(zhǔn)組成部分詳見(jiàn)附錄NA。

本文件描述的組合試驗(yàn)方法,主要用于元器件類(lèi)試驗(yàn)樣品,以加速方式來(lái)確定試驗(yàn)樣品在高溫/高

濕和低溫條件劣化作用下的耐受性能。

GB/T2423.34—2024/IEC60068?2?38:2021

環(huán)境試驗(yàn)第2部分:試驗(yàn)方法

試驗(yàn)Z/AD:溫度/濕度組合循環(huán)試驗(yàn)

1范圍

本文件描述了一種組合試驗(yàn)方法,主要用于元器件類(lèi)試驗(yàn)樣品,以加速方式來(lái)確定試驗(yàn)樣品在高

溫/高濕和低溫條件劣化作用下的耐受性能。

本文件不適用于在整個(gè)試驗(yàn)過(guò)程中通電的試驗(yàn)樣品。試驗(yàn)樣品可以在試驗(yàn)的恒溫階段通電。除

非另有規(guī)定,通電試驗(yàn)樣品的測(cè)量通常在試驗(yàn)的恒溫階段進(jìn)行。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過(guò)文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中,注日期的引用文

件,僅該日期對(duì)應(yīng)的版本適用于本文件;不注日期的引用文件,其最新版本(包括所有的修改單)適用于

本文件。

IEC60068?1環(huán)境試驗(yàn)第1部分:概述和導(dǎo)則(Environmentaltesting—Part1:Generalandguid?

ance)

注:GB/T2421—2020環(huán)境試驗(yàn)概述和指南(IEC60068?1:2013,IDT)

IEC60068?2?67環(huán)境試驗(yàn)第

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