Design and control of rotating soil-like substrate plant-growing facility based on plant water requirement and computational fluid dynamics simulation推荐.pdf

Ecological Engineering 64 (2014) 269–275 Contents lists available at ScienceDirect Ecological Engineering j o u r n a l h o m e p a g e: w w w. elsev /locate/eco leng Design and control of rotating soil-like substrate plant-growing facility based on plant water requirement and computational fluid dynamics simulation Dawei Hu a,b,∗ , Liang Li a,b , Hui Liu a , Yi Sun a , Leyuan Li a , Yuming Fu a , Houkai Zhang a,b a Lab of Environmental Biology and Life Support Technology, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China b State Key Laboratory of Virtual Reality Technology and Systems, School of Computer Science and Engineering, Beihang University, Beijing 100191, China a r t i c l e i n f o a b s t r a c t Article history: It is necessary to process inedible plant biomass into soil-like substrate (SLS) by bio-compost to realize Received 18 August 2013 biological resource sustainable utilization. Although similar to natural soil in structure and function, SLS Received in revised form 6 December 2013 often has uneven water distribution adversely affecting the plant growth due to unsatisfactory porosity, Accepted 22 December 2013 permeability and gravity distribution. In this article, SLS plant-growing facility (SLS-PGF) were therefore Available online 28 January 2014 rotated properly for cultivating lettuce, and the Brinkman equations coupled with laminar flow equations were taken as governing eq