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1.1ԇ��ˮ�cԇ��

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1.2ԇ򞷽��

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1.3��

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�ɈD1��Կ��,��ѾƏUˮ��pH��Fentonԇ��A��Ч��@��Ӱ푣�pH��2~4�rCODȥ��^�ߣ��pH��2��4�r,��F(xi��n)entonԇ��COD��ȥ��ʶ��@�½��Fe2+�cH2O2ͨ�^һϵ�д߻��u��ɻ�,��ˮ��ЙC��M��pH�^�͕r,��H+��ֹFe3+��Fe2+��D��Fe2+�Ĵ߻�Ч��,��֮pH�^�ߕr�^��OH-�֕��·OH��γ�,��ʹ��Ч��½�,��⣬ԭˮ��pH��߀�cFe2+��Ͷ��P,��@��Fe2+Ͷ��Խ�ߣ��ϵ�y(t��ng)��pH�½�ҲԽ��,��Ҫ��CFenton��ѵ�pH��,��ԭˮ��pH��SFe2+Ͷ��Ӷ��

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��2��r�g��Ӱ�,��ԭˮCOD��10800mg/L��Fe2+Ͷ��20mmol/L��n��H2O2��n��Fe2+��5,��pH��3.5�ėl��£��Fentonԇ��Uˮ�M��A̎��,��Ʒ��r�g�քe��5��20,��40��60,��80,��100,��120��150,��180min��y��CODȥ��,��Ɍ��Y��Եó��F(xi��n)enton��ٶȺܿ�,��20min��_��(w��n)��,��r�g��20min��L��180min�r,��CODȥ��ʛ]��@׃��(w��n)��38%��,��

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��3��Fe2+Ͷ��Ӱ푡�Fentonԇ��^��Fe2+��߻��,��F(xi��n)e2+�^�͕��p��ٶ�,��^�߄t�п��ʹϵ�y(t��ng)pH�½��^��Ч��,��ԭˮCOD��10800mg/L��n��H2O2��n��Fe2+��5�l��,��{��(ji��)FeSO4Ͷ��ʹFe2+�քe��2.5,��5��10,��20,��40,��80��120,��160mmol/L,��Fe2+Ͷ��CODȥ��Ч��Ӱ푣��Y��D2��ʾ,��

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�ĈD2߀��Կ��,��F(xi��n)e2+��40mmol/L�r��CODȥ��SFe2+��ӿ��,��Fe2+��40mmol/L�r��CODȥ��ʵ�׃��uڅ��,��ͬ�r�^�쵽�S��Fe2+��,��Һ��ɫ��Ҳ��,��γ��^���C�Ͽ��]��g,��أ��Ѿ��a�Uˮ�M��Fenton�A̎��rFe2+ȡ40mmol/L��,��@�rCODȥ��ʿ��_��40%~50%��ԭˮCOD��10000mg/LӋ,��F(xi��n)enton�A̎��ˮCODֻ��5000mg/L��,��@��Դ�󽵵�ˮ�|��ӌ��̎��ϵ�y(t��ng)��ɵ�ؓ�ɛ_��,��

2.2SBR��̎��Ч��

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