tailieunhanh - Bài giảng công nghệ môi trường_23

Tham khảo bài viết 'bài giảng công nghệ môi trường_23', khoa học tự nhiên, công nghệ môi trường phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | VAN LANG UNIVERSITY A RTMENT OF ENVIRONMENTAL TECHNOLOGY AND MANAGEMENT SPECIALIZED ENGLISH - SEMESTER 5 Chapter 23 FUNDAMENTALS OF BIOLOGICAL TEWATER TREATMENT REUSE reduction to microbial metabolism Dr. Tran Thi My Dieu Sep. 2011 IS IT IMPORTANT CONTENTS Carbon and energy sources for microbial growth Nutrient and growth factor requirements VAN LANG UNIVERSITY DENTEMA CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Basic to design or to select type of biological process is understanding of the biochemical activities To continue to reproduce and function properly Different microorganism use a wide range of electron acceptors VAN LANG UNIVERSITY DENTEMA Energy and carbon Substrates VAN LANG UNIVERSITY Inorganic elements nutrients and trace elements lutrients DENTEMA CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Nutrients Nutrients Organic compounds Z Synthesis __ New cells Bacteria Energy CO2 h2o Z Synthesis u __ New cells Organic Bacteria compounds Energy ch4 CO2 O2 mt Bacteria metabolism aerobic heterotrophic DENTEMA VAN LANG UNIVERSITY Bacteria metabolism anaerobic heterotrophic ij VAN LANG UNIVERSITY DENTEMA 1 fCARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Nutrients j O2- Synthesis_ New cells Bacteria NIG NO2- or NO3- Energy t O2 Bacteria metabolism aerobic autotrophic I DENTEMA CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Carbon sources Organic matter Carbon dioxide Organisms use organic carbon for the formation of new biomass heterotrophs VAN LANG UNIVERSITY Organisms derive cell carbon from CO2 autotrophs DENTEMA CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Energy sources CARBON AND ENERGY SOURCES FOR MICROBIAL GROWTH Energy sources Supplied by light Organisms use light as an energy source phototrophs VAN LANG UNIVERSITY By a chemical oxidation reaction Organisms derive their energy from chemical reactions DENTEMA Heterotrophic sulfur-Phototrophic _ reducing bacteria organisms Autotrophic alage .