将固体化石燃料替换为木材产品
Jan Malaťák1, Martin Jankovský2, Jitka Malaťáková3
1Department of Technological Equipment of Buildings, Faculty of Engineering, Czech University of Life Sciences Prague, Kamýcká 129, 16500 Prague, Czech Republic.
Materials (Basel, Switzerland)
|December 23, 2023
概括
松树生物质的低温热解产生高品质的生物炭,一种可再生燃料. 在350°C生产的生物炭与棕色煤相比,具有更高的能量价值,使得烧焦技术在经济上可行.
科学领域:
- 可再生能源可再生能源来源
- 生物质转换技术 生物质转换技术
- 热化学加工 热化学加工
背景情况:
- 对化石燃料的可持续替代品的日益增长的需求,用于供热和发电.
- 生物质及其热处理衍生物作为潜在的可再生资源.
- 需要有效和经济可行的生物质升级技术.
研究的目的:
- 在低温热解过程中验证杉木木质生物质的质量和能量平衡.
- 评估生产的生物炭的质量,作为化石燃料的潜在替代品.
- 通过烧焦技术对生物炭生产进行经济分析.
主要方法:
- 在250550°C的温度范围内,低温热解松树木生物质.
- 在热解过程中验证质量和能量平衡.
- 产生的生物炭的净热量值的确定.
- 基于捷克目前经济状况的经济分析.
主要成果:
- 低温热解成功地从树生物质中产生了高品质的生物炭.
- 在350°C下加工的生物炭显示其净热量明显高于棕色煤.
- 经济分析表明,投资于烧焦技术是有利的,即使有潜在的生物炭价格上.
结论:
- 低温热解是一种有效的方法,用于从生物质中生产高质量的生物炭.
- 在最佳条件下生产的生物炭可以作为可行的,优越的替代品,替代棕色煤等化石燃料.
- 塔制造技术为可再生能源生产提供了经济上有利的投资.
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