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�P�I�~��A/SBR��Uˮ,��COD,��_��ŷ�

�ЈD��̖��X786�īI��R�a��B��¾�̖��1000-3770(2012)��-0125-002

SHORT-RANGENITRIFICATIONA/SBRFERTILIZERWASTEWATERTREATMENT

TianYuchun

Abstract:Theoriginalwastewatertreatmentprocesscannotmeettheneedofenvironmentalemissionsstandards��onthebasisoftheA/SBRprocessaimprovementwiththeuseofexistingstructureswasmade,��whichsignificantlyimprovedthecapacitytreatmentofammoniawastewatertosatisfythenationalstandardsfordischargewater.

Keywords:A/SBR;ammoniawastewater;COD;standarddischarge

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��ʏUˮ��Ҫ��COD,��NH3-N��SS,��CODһ�㲻��,��ͬNH3-N�ȼs��1��2��1��ȥ��NH3-N��ĺ�һ��鷴��̎��,��ҪNH3-N��4��6��COD��M�㷴��Ҫ,��MˮCOD�H��1��2��M�㷴��Ҳ��,��Ի��ʏUˮҪȥ��NH3-N,��߀��a��̼Դ��һ��ͨ�^�a�״��䚈Һ��M�㷴��,��

SS��ˎ̎��,��ɳ�ȥ��M��Ҳ�׳�ȥ,��ɞ醖�},��ʏUˮ��Ҫ��Ժϳɰ�,��܇�g�ĸߝ�Ⱥ��Uˮ,��@��ˮ��Ҫ��ʽ��o�C��,��ǻ��ʏUˮ��Ҫ��Ⱦ��,��

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Tab.1Waterqualityindicatorsdesignoftheeffluentandinfluent

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3.1��ˇ��

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fig.1FLowChartofwastewatertreatmentprocess

�Uˮ��ͳ�ȥ�h��,��{��(ji��)��,��{��(ji��)��Oһ��Ã��_��Uˮ��A/SBR��,ͨ�^��ͼ��΢��ã��ں��A�Ό��Uˮ�е�COD,��NH3-N��Ⱦ��ֽ�,��D��H2O��CO2,��NO2-,��NO3-��|��˕r��H��r�a��̼��c,��ڼ��A�Ό�NO2-,��NO3-�D��N2��ȥ��Uˮ��COD��NH3-N,��˕r��H��r�a�Ӽ״�,��̎��SBR��ˮ�o��뾏�_�أ��^��^�V��,��V�Ͻ��,��ϴ�r��ͻ�A�أ��^�V��ˮ��ŵ؜�,��

3.2��ˇ��c

�̳��A/SBR��ˇ��^�̿��ڰ��a��NO2-��A��,��ֹNO2-�Mһ��ֱ��NO2-��w��朚��w�M�з��,��^�̜p��ˁ��}��},��Ȼ��}��߀ԭ�Ɂ��}�ɂ��İl(f��)��,��^��ЙC̼��Ͷ��,��ܺĺ��\��M��[2]��

A/SBR�M�ό�A�أ��ǰ,��Mˮ��COD�M��ͬ��,��Mˮ��COD��a�˻��ˮ��COD֮��㣬��,��ʡO2߀��a�A��,��Ɍ��ĉA��½�20%��(ji��)ʡ�M��,��(ji��)ʡ��÷��r�g,��

��ˇ��B�m(x��)�Mˮ��g��ˮ�\�з�ʽ,��Mˮ,��ؚ⡢��흧ˮ��,��C�๤��һ��,��ɹ�(ji��)ʡͶ�Y�M�á��ˇ��ؓ�ɛ_��,��SBR��Mˮ�Ў�ʮ��“ϡ�”��,��ʹ�Mˮ�̕r�g��NH3-N��^�OӋָ�ˣ�Ҳ��Ӱ�SBR̎��Ч��,��ֻ��LһЩ�ؚ�r�g��,��@һ�c�ڌ��H�\��еõ��C��2011��9��11��,��ϳɰ�ϵ�y(t��ng)ͣ܇,��A/SBR��Mˮ��|��_��257mg/L��ˮ��|��Ȟ�7.4mg/L,��2012��3��22��,��¹��ŷŸߺ��Uˮ��A/SBR��Mˮ��|��_��295mg/L,��L�ؚ�4h,��ˮ��|��Ȟ�3.5mg/L��ں��m(x��)��ڵ�̎��,��δ�l(f��)�F��ܵ��߰��Mˮ��ƣ�̎��󰱵��С��10mg/L,��f��ԓ��ˇ�ڿ��_��ؓ�ɷ��Ч��@,��

4��Ҫ��Ｐ�O��

��1��{��(ji��)�ء�1��,��䓻�Y��,��Ч�ݷe��225m3��{��(ji��)�Mˮˮ��ˮ�|��,��ʹ��m(x��)̎��ˇؓ��̎�ڻ��ͬ��B(t��i),��ں��m(x��)��̎��ˇ��(w��n)��ɿ��\��,��

��2��A/SBR��,��2��䓻�Y��,��ÿ��Ч�ݷe648m3,��M�ЏUˮ��COD,��ȥ��ʿ��_��90%��,��CODȥ��ʿ��_��80%��ϡ��C��ˮ��25mg/L��ˮCOD��50mg/L,��

��3��^�V��,��2��ʽ,��_��ˮ��SS�|��ȣ�50mg/L,��ջ��಻��š�

��4��,��1��,��£��ŽY��,��Ч�ݷe50m3,��s��r��,��

��5��ˎϵ�y(t��ng)һ��,��̼��c�ͼ״��A/SBR��Ҫ��

5��ˇ�\��Ч��

��ˇ��2009��12��M��{ԇ�A��,��2010��2�µ��{ԇ�Y��,��3�³��ʽ�M�댍�H�\�С��ڽ��ꌍ�H�\��,��ˮ̎��b��\�з�(w��n)��,��Ҹ��ָ�˾��(y��u)��OӋָ�ˡ�

��ˇ��Ҫ��,��A/SBR�ؚ��A��,��ͨ�^Ͷ��̼��c��pH��6.5��8.5,��A�θ��}��Ӷ��ֹ��ȷ��|��,��Ӌ��״��NO3-×0.7��ˮ��ɿ��10mg/L��,��ˮCODһ�㷀(w��n)��25��50m/L,��H�\��M��ˮ��CODָ��Ҋ��2��

�ı�2��,��Ⱦ��̎��_��ŷ�ˮ�˜�Ҫ��,��ƽ��ˮ��|��ȡ�COD�քe��5.87mg/L,��32.4mg/L,��ȥ��ʷքe��95.13%��85.40%,��̎��Ч��(y��u)��OӋָ��,��

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��칤�̿�Ͷ�Y163.6�fԪ��M��41�fԪ��O��M�ã��O��,��OӋ,��b��\ݔ,��{ԇ�M�ã�123.6�fԪ,��ˎ��M1.32Ԫ/m3��M��0.37Ԫ/m3,��˹��M��0.23Ԫ/m3,��ȥ�O��f�M��Uˮ̎��\�гɱ��1.92Ԫ/m3,��

7�YՓ

��`�\�б��,��A/SBR��ˇ��˳�ˮˮ�|��̎��Ч��,��,��CODȥ��ʷքe��95.13%��85.40%,��ҳ�ˮˮ�|��(w��n)��,��_��GB8978-1996һ��˜ʡ�

��ˇ��߰��_��,��ԭ��w��,��Ͷ�Y�ɱ��͡�

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Tab.2AmmoniaandCODindicatorsoftheeffluentandinfluent

��īI��

[1]��͢ҫ,��.ˮ��Ⱦ��ƹ��[M].2��.��:�ߵȽ��,1999.

[2]�S�Aҫ,��.��Uˮ̎��¹�ˇ-A/SBR��ݾ��̳��[C].ȫ��е��f(xi��)��M��28�μ��g��,2009.

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