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The Treatment Way of Chinese Passenger Transport Excrement
Abstract:
The passenger transport amount is increasing quickly in China in recent years. It was 15.9, 17.9, 18.8 and 19.8 billion person-times in 2003, 2004, 2005 and 2006, respectively. One billion person-times were increased yearly. But treatments of passenger transport excrement have become a more and more difficult problem. According to calculation passenger transport feces was 19.8 million tons and the urine was 59.5 million tons in 2006. If the excrement is discharged directly along the way, the environment must be polluted seriously, the pestilences will be propagated and it will be a colossal waste of resources. In this paper, excretory manners and the components of feces and urine were studied and the treatment manners of the passenger transport excrement at home and abroad were compared. A new treatment method of the passenger transport excrement was put forward that the feces and urine were collected separately in passenger transport, then the collected feces and urine were uninstalled at the station, the urine was used openly to fertilize soil and feces was done anaerobic digestion to get the biogas as fuel. Residue after feces digested was made into fertilizer to fertilize soil. The more economic and environmental benefit can be obtained by using this treatment manner. And a fresh excrement collector was designed.
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2251-2254
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December 2012
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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