评估MWCNTs作为纳米添加剂在醇-生物柴油-柴油混合物中的压缩点火发动机特性
Yahya Çelebi1, Mazlum Cengiz2, Ahmet Aydın3
1Şırnak University, Department of Motor Vehicles and Transportation Technologies, Sirnak 73000, Turkiye.
ACS omega
|February 9, 2026
概括
将多壁碳纳米管 (MWCNT) 添加到柴油-生物柴油-醇混合物中,可以提高发动机效率并减少二氧化碳和氧化等有害排放. 这种更清洁的替代燃料对内燃机来说是有前途的.
科学领域:
- 燃烧科学和替代燃料.
- 在发动机技术中纳米材料的应用.
背景情况:
- 内燃机需要更清洁的替代品来减少污染.
- 柴油,生物柴油和醇的三元混合提供了改善燃料性能的潜力.
研究的目的:
- 为了评估柴油-生物柴油-醇混合物增强的多壁碳纳米管 (MWCNTs) 的燃烧,性能和排放.
- 研究MWCNTs对柴油发动机中含氧三元燃料混合物的协同效应.
主要方法:
- 制备一个三元混合物 (80:10:10柴油:生物柴油:醇),在40,60和80ppm的MWCNT中富含.
- 在单柴油发动机中测试燃料混合物,以分析燃烧参数,性能指标和排放.
主要成果:
- 用MWCNT增强的混合物显示了增加的净热释放率 (高达6.73%) 和改善的制动热效率 (高达11.79%).
- 观察到二氧化碳 (高达18.72%) 和氧化 (高达42.39%) 的显著减少.
- 车特定燃油消耗减少了6.04%,而未燃烧的碳化合物增加了26.66%.
结论:
- 生物柴油的氧含量,醇的挥发性和MWCNT的特性相结合,提高了燃烧效率.
- MWCNT显示出改善氧化三元柴油混合物的潜力,以实现更清洁,更高效的压缩点火发动机.
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