標(biāo)準(zhǔn)解讀

該標(biāo)準(zhǔn)GB/T 44243-2024規(guī)定了質(zhì)子交換膜燃料電池汽車(chē)所使用的氫氣中含硫化合物、甲醛以及有機(jī)鹵化物的具體測(cè)定方法，采用的是氣相色譜法。這一標(biāo)準(zhǔn)旨在確保用于此類(lèi)汽車(chē)的氫氣質(zhì)量，避免這些雜質(zhì)對(duì)燃料電池性能及壽命產(chǎn)生不良影響。

標(biāo)準(zhǔn)內(nèi)容概覽：

  1. 適用范圍：明確了本標(biāo)準(zhǔn)適用于質(zhì)子交換膜燃料電池汽車(chē)領(lǐng)域，特別是對(duì)供應(yīng)用于該類(lèi)型汽車(chē)的氫氣品質(zhì)進(jìn)行控制，關(guān)注其內(nèi)含的硫化物、甲醛和有機(jī)鹵化物含量的檢測(cè)。

  2. 術(shù)語(yǔ)和定義：提供了相關(guān)專(zhuān)業(yè)術(shù)語(yǔ)的明確解釋?zhuān)瑤椭褂谜邷?zhǔn)確理解標(biāo)準(zhǔn)中的技術(shù)要求和測(cè)試方法。

  3. 原理：概述了氣相色譜法的基本原理，即通過(guò)將樣品氣體注入色譜柱中，利用不同組分在固定相與流動(dòng)相之間的分配系數(shù)差異，實(shí)現(xiàn)各組分的分離和定量分析。

  4. 試劑與材料：詳細(xì)列出了進(jìn)行檢測(cè)所需的試劑種類(lèi)、純度級(jí)別及實(shí)驗(yàn)材料的具體要求，確保測(cè)試結(jié)果的準(zhǔn)確性和可重復(fù)性。

  5. 儀器設(shè)備：描述了執(zhí)行該測(cè)試所需氣相色譜儀及其附件（如檢測(cè)器、色譜柱等）的技術(shù)規(guī)格和配置要求，保證測(cè)試條件的一致性和準(zhǔn)確性。

  6. 樣品處理：規(guī)范了氫氣樣品的采集、儲(chǔ)存、預(yù)處理步驟，以防止樣品在處理過(guò)程中受到污染或成分變化，影響檢測(cè)結(jié)果的可靠性。

  7. 測(cè)定步驟：詳細(xì)說(shuō)明了從樣品注入、色譜條件設(shè)置、數(shù)據(jù)采集到結(jié)果計(jì)算的全過(guò)程操作程序，包括色譜柱的選擇、溫度程序設(shè)定、定量方法等關(guān)鍵參數(shù)。

  8. 結(jié)果判定與表示：規(guī)定了如何根據(jù)測(cè)試數(shù)據(jù)判斷氫氣中目標(biāo)雜質(zhì)是否符合規(guī)定限值，并給出了結(jié)果報(bào)告的格式和內(nèi)容要求。

  9. 精密度與準(zhǔn)確度：通過(guò)實(shí)驗(yàn)數(shù)據(jù)展示了方法的重復(fù)性和再現(xiàn)性，以及與參考方法比較的準(zhǔn)確性驗(yàn)證，確保測(cè)試方法的可靠性和有效性。

  10. 試驗(yàn)報(bào)告：要求在試驗(yàn)報(bào)告中記錄所有必要的信息，包括樣品信息、測(cè)試條件、結(jié)果數(shù)據(jù)及結(jié)論，便于結(jié)果的審核和追溯。

此標(biāo)準(zhǔn)為氫能源汽車(chē)行業(yè)的氫氣質(zhì)量控制提供了一套科學(xué)、統(tǒng)一的檢測(cè)方法，有助于提升燃料電池汽車(chē)的整體性能和市場(chǎng)應(yīng)用的安全性。


如需獲取更多詳盡信息，請(qǐng)直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。

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GB/T 44243-2024質(zhì)子交換膜燃料電池汽車(chē)用氫氣含硫化合物、甲醛和有機(jī)鹵化物的測(cè)定氣相色譜法_第1頁(yè)
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GB/T 44243-2024質(zhì)子交換膜燃料電池汽車(chē)用氫氣含硫化合物、甲醛和有機(jī)鹵化物的測(cè)定氣相色譜法-免費(fèi)下載試讀頁(yè)

文檔簡(jiǎn)介

ICS27.010

CCSF19

中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T44243—2024

質(zhì)子交換膜燃料電池汽車(chē)用氫氣

含硫化合物、甲醛和有機(jī)鹵化物的測(cè)定

氣相色譜法

Hydrogenforprotonexchangemembranefuelcellvehicles—Determinationof

sulfurcompounds，formaldehydeandorganichalides—Gaschromatography

method

2024?07?24發(fā)布2024?11?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/T44243—2024

目次

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

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

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

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

4原理·······················································································································1

5試劑與材料··············································································································2

5.1氣體·················································································································2

5.2氣體標(biāo)準(zhǔn)物質(zhì)·····································································································2

6儀器與設(shè)備··············································································································2

6.1系統(tǒng)·················································································································2

6.2氣體濃縮儀········································································································3

6.3氣相色譜儀········································································································3

6.4氣體稀釋儀········································································································4

6.5采樣氣瓶···········································································································4

7系統(tǒng)性能驗(yàn)證···········································································································4

7.1通則·················································································································4

7.2硫化學(xué)發(fā)光檢測(cè)器（SCD）驗(yàn)證················································································4

7.3質(zhì)譜檢測(cè)器（MSD）驗(yàn)證·························································································4

8試驗(yàn)步驟·················································································································4

8.1采樣·················································································································4

8.2操作條件···········································································································5

8.3準(zhǔn)備·················································································································5

8.4樣品導(dǎo)入···········································································································5

8.5樣品預(yù)測(cè)定········································································································5

8.6校準(zhǔn)·················································································································5

8.7空白測(cè)定···········································································································6

8.8樣品測(cè)定···········································································································6

9試驗(yàn)數(shù)據(jù)處理···········································································································6

9.1定性分析···········································································································6

9.2定量分析···········································································································7

9.3總硫·················································································································7

9.4總有機(jī)鹵化物·····································································································7

9.5非目標(biāo)化合物·····································································································7

Ⅰ

GB/T44243—2024

9.6結(jié)果表示···········································································································7

10精密度和正確度······································································································8

10.1精密度·············································································································8

10.2正確度·············································································································9

11質(zhì)量保證和控制·····································································································10

11.1通則··············································································································10

11.2質(zhì)量控制程序··································································································10

11.3質(zhì)量控制要求··································································································10

12試驗(yàn)報(bào)告··············································································································10

附錄A（資料性）氣體濃縮儀參數(shù)和操作條件···································································11

附錄B（資料性）使用配置SCD和MSD的氣相色譜法······················································13

附錄C（資料性）不同含量水平校準(zhǔn)樣品制備方法示例·······················································16

C.1制備原則·········································································································16

C.2不同稀釋比、不同濃縮體積制備方法示例·································································16

C.3固定稀釋比、不同濃縮體積制備方法示例·································································16

C.4不同稀釋比、固定濃縮體積制備方法示例·································································16

附錄D（資料性）方法檢出限確認(rèn)··················································································17

D.1確認(rèn)過(guò)程·········································································································17

D.2確認(rèn)過(guò)程示例···································································································17

附錄E（資料性）精密度典型值·····················································································19

E.1含硫化合物精密度典型值····················································································19

E.2甲醛和有機(jī)鹵化物精密度典型值···········································································19

參考文獻(xiàn)····················································································································20

Ⅱ

GB/T44243—2024

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。

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)氫能標(biāo)準(zhǔn)化技術(shù)委員會(huì)（SAC/TC309）提出并歸口。

本文件起草單位：中石化石油化工科學(xué)研究院有限公司、中國(guó)標(biāo)準(zhǔn)化研究院、中國(guó)測(cè)試技術(shù)研究

院、中國(guó)計(jì)量科學(xué)研究院、北京國(guó)氫中聯(lián)氫能科技研究院有限公司、廣州能源檢測(cè)研究院、豐田智能電

動(dòng)汽車(chē)研發(fā)中心（中國(guó)）有限公司、中汽院新能源科技有限公司、中石化（大連）石油化工研究院有限公

司、中國(guó)石化銷(xiāo)售股份有限公司河北石油分公司、中國(guó)石化銷(xiāo)售股份有限公司廣東石油分公司、國(guó)家能

源集團(tuán)氫能科技有限責(zé)任公司、北京博賽德科技有限公司、四川中測(cè)標(biāo)物科技有限公司、大連大特氣體

有限公司、安捷倫科技（中國(guó)）有限公司、賽默飛世爾科技（中國(guó)）有限公司、島津企業(yè)管理（中國(guó)）有限公

司、氫跡技術(shù)（上海）有限公司、中國(guó)科學(xué)院上海應(yīng)用物理研究所、山東能源集團(tuán)煤氣化新材料科技有限

公司。

本文件主要起草人：王亞敏、張祎瑋、徐廣通、楊燕梅、鄧凡鋒、胡樹(shù)國(guó)、萬(wàn)燕鳴、張登科、劉聰敏、

周魯立、杜利鋒、王艮成、許向國(guó)、王少軍、薛楊、李霄霞、羅穗瑤、張育紅、可貴秋、楊嘉偉、孫杰、

管振喜、張友娟、高麗、李龍、朱瑋郁、趙玥、潘義、王建強(qiáng)、李智。

Ⅲ

GB/T44243—2024

質(zhì)子交換膜燃料電池汽車(chē)用氫氣

含硫化合物、甲醛和有機(jī)鹵化物的測(cè)定

氣相色譜法

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