• Biogas feed analysis 

      Song, Yuan (Master thesis, 2008)
      Biogas production is regarded as the best energy recovery process from wet organic solid wastes (WOSW). Feed composition, storage conditions and time will influence the compositions of feed to biogas processes. In this ...
    • Environmental production : use of waste materials in cement kilns in China 

      Wang, Ning (Master thesis, 2008)
      This report mainly talks about utilizing the cement kiln to dispose wastes. In China, there are huge amounts of wastes can be produced every year. China government pays more attention to the environmental protection. The ...
    • Transient response to shock loads in biogas processes 

      Helgestad, Haiyun Zhang (Master thesis, 2006)
      Active culture which is in a semi steady state was extracted from an anaerobic digestion reactor, transferred to a continuously stirred batch reactor with rather small head space. 35±1ºC was controlled for the reactor to ...