Environmental assessment of crop residue processing methods in rural areas of Northeast China》.pdf

Renewable Energy 84 (2015) 22e29 Contents lists available at ScienceDirect Renewable Energy journal homepage: /locate/renene Environmental assessment of crop residue processing methods in rural areas of Northeast China Jianing Zhao a, *, Ye Yuan a, Yulian Ren a, Haichao Wang b a School of Municipal and Environmental Engineering, Harbin Institute of Technology, Harbin, China b Department of Energy Technology, Aalto University School of Engineering, Aalto, Finland a r t i c l e i n f o a b s t r a c t Article history: The two main processing methods for crop residue in Northeast China are stove burning for house Received 12 March 2015 heating and open burning as a waste product. Neither method is appropriate, as large amounts of pol- Received in revised form lutants released. This paper, therefore, proposes biomass boilers as a source for rural district heating. In a 2 June 2015 rural area in Northeast China, the PM2.5 dispersions by the aforementioned three methods were simu- Accepted 28 June 2015 lated using the AERMOD model and the environmental impacts were assessed. The results show that the Available online 9 July 2015 3 3 maximum peak concentration (MPC) is 1248 mg/m for stove burning and 90,602 mg/m for open