6Rausa R, Mascolo G, Bassetti A. Thermal treatment of sediments as a function of temperature and reacting atmosphere[ J]. Journal of Ana- lytical and Applied Pyrolysis 1999, 52: 115.
7Sharma R K, Wooten J B, Baliga V L, et al. Characterization of chars from pyrolysis of lignin[J]. Fuel, 2004, 83 : 1469.
8Amir S, Hafidi M, Medina G, et al. Structural characterization offulvie acids during composting chem, 2005,40 : 1693.
9Ji A M, Zhang S, Lu X B, et al. of sewage sludge [ J ]. Process Bio- A new method for evaluating the sewage sludge pyrolysis kinetics[J]. Waste Management, 2010, 30:1225.