基于生命周期的汽车铝合金发动机支臂产品碳足迹评价

打开文本图片集

中图分类号：U465 DOl ：10.20042/j.cnki.1009-4903.2026.01.020

Carbon Footprint Evaluation of Automotive Aluminum-engine -cradle Products Based on Life Cycle

Abstract：Sincethedoublecarbontarget wasproposedourcountryhasissuedaseriesofpolicies toencourage enterprisesand institutionstoarrutthecarbonfotprintassessmentofvarousproducts.Basedonthelifecycleaessmentmethod，tispaper establishes Acarbon footprintaccounting modelforautomotivealuminum-engine-cradle products，andcombinestheproduct productiondataprovidedbyCompanyAin2025tocalculatethecarbonfootprintoftheproductfrom"cradle"to"gate".Theresultsshow that the total quantity of automotive aluminum-engine-cradle is 33.1kgCO2e perpiece，and the carbon footprints of the rawmaterial acquisition，production and transportation stages are 29.54kgCO2e per piece， 2.96kgCO2e per piece and 0.095kgCO2e per piece respectively.Accordingtotealculationrsultsitcabekowntatthewmaterialacquisitionstagehastheargestcarbonfootprint and is an important Iink for reducing energy consumption，cutting carbon emissions and saving costs.

Key words： Life cycle; Automotive aluminum-engine-cradle products; Carbon footprint; Accounting model

0 引信

本文选择铝制汽车铝合金发动机支臂为研究对象，拟建立汽车铝合金发动机支臂产品碳足迹核算模型。（剩余2425字）