GB/T 44290-2024木材與木制品生物碳含量計(jì)算方法

ICS

79.010

CCS

B68

中華人民共和國(guó)國(guó)家標(biāo)準(zhǔn)

GB/T44290—2024

木材與木制品生物碳含量計(jì)算方法

Calculationmethodofbiogeniccarboncontentinwoodandwood-basedproducts

2024-09-29發(fā)布2025-04-01實(shí)施

國(guó)家市場(chǎng)監(jiān)督管理總局發(fā)布

國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)

GB/T44290—2024

目次

前言

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Ⅲ

1

范圍

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1

2

規(guī)范性引用文件

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3

術(shù)語(yǔ)和定義

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4

含碳率的確定

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4.1

木材的含碳率

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4.2

木制品的含碳率

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5

木材和木制品絕干質(zhì)量的確定

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5.1

含水率的測(cè)定

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5.2

質(zhì)量的測(cè)定

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5.3

木材和木制品絕干質(zhì)量的確定

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6

生物碳含量及其轉(zhuǎn)換為生物二氧化碳量的計(jì)算

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3

6.1

生物碳含量計(jì)算

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6.2

生物二氧化碳量計(jì)算

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7

報(bào)告

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3

附錄A（資料性）

計(jì)算示例

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4

參考文獻(xiàn)

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Ⅰ

GB/T44290—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)容可能涉及專利，本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識(shí)別專利的責(zé)任。

本文件由國(guó)家林業(yè)和草原局提出。

本文件由全國(guó)木材標(biāo)準(zhǔn)化技術(shù)委員會(huì)（SAC/TC41）歸口。

本文件起草單位：中國(guó)林業(yè)科學(xué)研究院木材工業(yè)研究所、山東新港企業(yè)集團(tuán)有限公司、千年舟新材

科技集團(tuán)股份有限公司、浙江升華云峰新材股份有限公司、韓師傅集成家居有限公司、中林時(shí)代控股有

限公司、浙江世友木業(yè)有限公司、久盛地板有限公司、北美楓情木家居（江蘇）有限公司、國(guó)家林業(yè)和

草原局華東調(diào)查規(guī)劃院、中創(chuàng)綠建（江蘇）安防科技有限公司、中國(guó)林業(yè)科學(xué)研究院林業(yè)科技信息研究

所、南京林業(yè)大學(xué)、國(guó)家林業(yè)和草原局管理干部學(xué)院。

本文件主要起草人：虞華強(qiáng)、李曉玲、段新芳、安鑫、魏明、張訓(xùn)亞、趙有科、殷亞方、肖少良、

勞萬(wàn)里、張冉、陸銅華、趙建忠、韓宗利、姜圣波、竇青青、王艷偉、閔德秀、李鑫、洪奕豐、

朱安明、楊樹明、梅長(zhǎng)彤、楊忠、陳勇、于天飛。

Ⅲ

GB/T44290—2024

木材與木制品生物碳含量計(jì)算方法

1范圍

本文件描述了木材與木制品中生物碳含量及其轉(zhuǎn)換為生物二氧化碳量的計(jì)算方法。

本文件適用于木材與木制品中生物碳含量及其轉(zhuǎn)換為生物二氧化碳的量的計(jì)算。

注：木材與木制品中生物碳含量不含木制品中的膠黏劑、改性劑等添加劑包含的生物碳。

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。

GB/T1927.4無(wú)疵小試樣木材物理力學(xué)性質(zhì)試驗(yàn)方法第4部分：含水率測(cè)定

GB/T1927.5無(wú)疵小試樣木材物理力學(xué)性質(zhì)試驗(yàn)方法第5部分：密度測(cè)定

GB/T17657—2022人造板及飾面人造板理化性能試驗(yàn)方法

LY/T1788木材性質(zhì)術(shù)語(yǔ)

3術(shù)語(yǔ)和定義

LY/T1788界定的以及下列術(shù)語(yǔ)和定義適用于本文件。

3.1

木制品wood-basedproducts

全部或部分源自木材或木質(zhì)單元的產(chǎn)品。

注：是經(jīng)機(jī)械、化學(xué)、生物和或熱處理加工的產(chǎn)品。

[來(lái)源：ISO38200:2018,3.3]

3.2

生物碳biogeniccarbon

源自生物質(zhì)的碳。

[來(lái)源：ISO14067:2018,3.1.7.2]

3.3

生物二氧化碳biogenicCO2；biogeniccarbondioxide

生物碳氧化后得到的二氧化碳。

示例：木材和木制品壽命結(jié)束之后作為能源燃燒氧化向大氣中釋放的二氧化碳。

[來(lái)源：ISO19694-1:2021,3.4，有修改]

3.4

含碳率