1.预处理(通过底物预处理实现发酵过程最优化)
由于自身降解性能低下,很多原本可以作为生产沼气的物料不能实现其应有价值,直接影响沼气工厂的生产效率和收益率。预处理技术(包括生物、化学、热处理和机械化方法)突破了此瓶颈,有效提高了物料降解率和降解性能[1,2,3]。
[1] Matsakas, L., Rova, U., Christakopoulos, P., 2014. Evaluation of dried sweet sorghum stalks as raw material for methane production. Biomed Res. Int. 2014, 1–7.
[2] Shen, S., Nges, I.A., Yun, J., Liu, J., 2014. Pre-treatments for enhanced biochemical methane potential of bamboo waste. Chem. Eng. J. 240, 253–259.
[3] Wall, D.M., Straccialini, B., Allen, E., Nolan, P., Herrmann, C., Kiely, P.O., Murphy, J.D., 2015. Investigation of effect of particle size and rumen fluid addition on specific methane yields of high lignocellulose grass silage. Bioresour. Technol. 192, 266–271.