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Aeration requirement and energy consumption of reactor-composting of rose pomace influenced by C/N ratio.
Environmental Monitoring and Assessment ( IF 2.9 ) Pub Date : 2020-08-05 , DOI: 10.1007/s10661-020-08528-3
Kamil Ekinci 1 , İsmail Tosun 2 , Barbaros Salih Kumbul 1 , Fevzi Şevik 3 , Kemal Sülük 4 , Necati Berk Bıtrak 2
Affiliation  

As the composting industry develops rapidly in the world, the compost producers have focused on the efficiency of energy utilization in production without restricting the quality of compost in the forced ventilation systems. Therefore, this experimental study quantified the impacts of initial C/N ratio on aeration requirement and energy consumption due to aeration for reactor composting of rose pomace through kinetics of the process using fifteen 100-l composting reactors. The results of the study showed that initial C/N ratio significantly affected decomposition rate, compost maturity, and dry matter losses and organic matter losses (P < 0.05). The maximum decomposition rate (0.072 day−1) and the highest degree of progression of the composting process existed at the mixture with initial C/N ratio of 24.26. The results underlined the importance of the initial C/N of composting of rose pomace in terms of energy consumption due to aeration. In particular, more mature compost within a short time can be obtained when composting was operated with a C/N ratio of 23.7–25.8 in the expense of requiring more airflow rate, fan power, and energy consumption by aeration fan per composting material.



中文翻译:

C / N比对玫瑰果渣堆肥通气量和能耗的影响

随着堆肥工业在世界范围内的迅速发展,堆肥生产者已将精力集中在生产中的能源利用效率上,而没有限制强制通风系统中堆肥的质量。因此,该实验研究通过使用15个100升堆肥反应堆的过程动力学,量化了初始C / N比对玫瑰果渣堆堆反应器曝气的曝气需求和能耗的影响。研究结果表明,初始碳氮比显着影响分解速率,堆肥成熟度,干物质损失和有机物质损失(P  <0.05)。最大分解率(0.072天-1),并且混合料的初始C / N比为24.26时,堆肥过程的进展程度最高。结果强调了玫瑰果渣堆肥初始C / N在通气能耗方面的重要性。尤其是,当以23.7–25.8的C / N比运行堆肥时,可以在短时间内获得更成熟的堆肥,其代价是每种堆肥材料需要更多的风速,风扇功率和充气风扇的能耗。

更新日期:2020-08-05
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