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厂拌冷再生路面基层减排分析及敏感性要素研究

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本文依托真实项目施工组织与台账数据,建立了全寿命周期计算模型,对比了厂拌冷再生技术与其替代的基准技术——传统的ATB-25型沥青稳定碎石基层施工方案的减碳量,分析了筑路材料、能源燃料的碳排放因子以及材料运距的敏感性。结果发现,相比于传统的ATB-25基层方案,厂拌冷再生基层方案能够在混合料生产、拌和等阶段可极大地减少碳排放量,减排率约为21。1%,减排效益显著,水泥、乳化沥青的排放因子与原材料运距是敏感因素。
Decarbonization Analysis and Sensitivity Research of Road Base with Plant Mixed Cold Recycling Technology
Based on the real data of construction organization and records,this paper establishes the life-cycle carbon emission calculation model,compares the carbon reduction between the scheme of plant mixed cold recycling technology and the alternative base scheme-traditional ATB-25 asphalt stabilized crushed-stone base,and analyzes the sensitivity of construction materials,carbon emission factors of energies,and the delivery distance.The results show that compared to the traditional ATB-25 scheme,the scheme of plant mixed cold recycling technology could reduce a large number of carbon emission from the production and mixture of mixed materials with a reduced rate of 21.1%.The decarbonization benefit is great.

road engineeringcarbon emissiondecarbonization calculationplant mixed cold recycling technologysensitivity analysis

孙军、王元庆

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广东省高速公路有限公司开阳扩建管理处,广东 开平 529339

长安大学道路减碳教育部工程研究中心,陕西 西安 710064

道路工程 碳排放 减排计算 厂拌冷再生 敏感性

2024

交通节能与环保
人民交通出版社股份有限公司,交通运输部公路科学研究院

交通节能与环保

影响因子:0.286
ISSN:1673-6478
年,卷(期):2024.20(4)