对生物经济的剩余资源利用的多部门优化
Ugo Javourez1, Aras Ahmadi1, Carlos Eduardo Robles Rodriguez1
1TBI, Toulouse Biotechnology Institute, Bio & Chemical Engineering, CNRS, INRAE, INSA, Université de Toulouse, 135 Avenue de Rangueil, 31077 Toulouse Cedex 4, France.
Environmental science & technology
|September 26, 2025
概括
在循环生物经济中优化剩余生物质价值化,可显著减少25-60%的环境影响. 这种方法优先考虑技术性能,而不是场景变化,以有效管理资源.
科学领域:
- 生物质价值化 生物质价值化
- 循环生物经济是一个循环的生物经济.
- 环境影响评估环境影响评估
背景情况:
- 有效管理有限的生物质和废物对于循环生物经济规划至关重要.
- 越来越多样化的生物技术需要复杂的战略,以实现最佳的资源配置.
- 在确定剩余生物质的最佳价值化途径方面存在着高层次的挑战.
研究的目的:
- 开发一个可扩展的,多部门的限制优化方法,用于剩余生物质分配.
- 在技术和需求限制下评估各种价值化策略的环境性能.
- 将这种方法应用于法国大都会,评估了13个生物质流和31个途径.
主要方法:
- 为大规模的残留生物质分配开发了一个受约束的优化模型.
- 对营养素,食品,料,电力和热回收的五个前性场景进行了环境影响评估.
- 该模型考虑了生物质利用的技术限制和市场需求.
主要成果:
- 与基线生物质再利用相比,最佳策略可以将环境影响降低25-60%.
- 观察到电力需求增加了5-15%,并且农作物残留物从土壤结合转移.
- 价值化战略优化被证明更敏感于技术范围和性能,而不是背景场景.
结论:
- 提议的优化方法为过程生态设计和生物经济政策提供了可操作的见解.
- 最佳的剩余生物质利用是可以实现的,并且对技术进步敏感.
- 该框架支持生物经济中可持续资源管理的知情决策.
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