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��ݸ�좏Uˮ�ǻ��r(n��ng)ˎ�ИI(y��)��a(ch��n)�ݸ�좷ۄ�,��ˮ��^��ų��ЙC�ߝ�Ⱥ��ؽ��ُUˮ,��a(ch��n)�ݸ�좵��Ҫԭ��ж��Ҵ��Ƭ�A,��ȥ�x��ˮ,��}�ᡢ��ȩ,��Ȼ��,��30%Һ�A��ؽ��ٴ߻��,��p��ˮ,��u��c��Һ��,��၆�F��,��

1 �Uˮˮ�|(zh��)�cԇ򞹤ˇ

1.1 �Uˮˮ�|(zh��)

��ݸ��a(ch��n)�^��и��֏Uˮ��Ϻ��ˮ�|(zh��)��rҊ��1��

��1 �ݸ�좻�ϏUˮˮ�\|(zh��)��r
� Ŀ	�� (sh��)
pHֵ	2.5��3.8
ρ��COD_cr��/��mg·L^-1��	26000��30000
ρ��BOD₅��/��mg·L^-1��	17680��20000
ρ��Cl^-��/��mg·L^-1��	33000��35000
ρ��NH₃-N��/��mg·L^-1��	15.6��31.6
ρ��∑Cu��/��mg·L^-1��	125.3��330.2
ρ��∑Ni��/��mg·L^-1��	3.95��4.50

��ı�1�ɿ��ԓ�Uˮm��BOD₅��/m��CODcr��ֵ�s��0.68,��^��,��Ҫ��ܽ��ЙC���̎��^��,��Uˮ�к��и��_35000mg/L��Cl-�ʹ��ؽ��x��,��ʹ��(y��ng)�ܵ��ƣ��o��M��,��늽ⷴ��(y��ng)��x��ﷴ��(y��ng)��ȹ�ˇ�Lԇȥ��Cl-��΢��ĸɔ_,��ȡ��^��Ч��[1]��ᘌ�ԓ�Uˮ��c�҂��΢늽��A(y��)̎��c��ʽ��ല��UASB��,��SBR,��෨��Y(ji��)�ϵĽM�Ϲ�ˇ��ԓ�Uˮ�M��B�m(x��)̎��ԇ�,��

1.2 ԇ򞹤ˇ

��ݸ�좏Uˮԇ򞹤ˇ��D1��ʾ,��

��Uˮ��M��{(di��o)��(ji��)��M�л��{(di��o)��(ji��)��ò��P䓱ô��΢늽��,��(j��ng)�^�m��(d��ng)ͣ��r�g��кͳ��,��Ͷ�ӉAҺ�{(di��o)��pH��6��9��Cе��Գ�ȥ�Uˮ�е��ؽ��ٺͽ^��(sh��)Cl-��H+,��ȥ�󲿷�CODcr,��Һ��UASB��У��Å��ｵ��Ì��Ⱦ��M��Чȥ��,��ˮ�M��SBRϵ�y(t��ng)�M�к��̎��,��̎��_��ŷš�

1.3 ��Ҫ�O(sh��)��

��΢늽��䓽Y(ji��)��(g��u),��,��ײ��O(sh��)��Mˮ��ˮ��,��(n��i)��䰴һ��Ƶ��T�Fм��ƻ��̿��Ʉ�,��ˮͨ�^��ˮ�ۅR��кͳ��ϵ�y(t��ng),��

��UASB��䓽Y(ji��)��(g��u)��,��ײ��O(sh��)��Mˮ��ˮ��,��(n��i)�O(sh��)��x��ⲿ��ĭ��όӱ��,��

��SBR��(y��ng)��,��(n��i)�O(sh��)�ؚ��b�ã��Mˮ,��ؚ�,��ˮ,��e�õĳ��\��,��

2 ԇ�Y(ji��)��

2.2 ΢늽��+�кͳ��ϵ�y(t��ng)

��΢늽��(y��ng)�C��^��(f��)�s��ұ��(n��i)��l(f��)��һϵ��W(xu��)��,�,��J�鮔(d��ng)��һ��λ��T�Fм�ʹ��ƻ��̿��]�ڏUˮ��Һ��,��Uˮ�䮔(d��ng)늽��|(zh��)��(g��u)�ɟo��(sh��)��΢늳ػ�·��ı��,��a(ch��n)��늘O��(y��ng)��ɴ��һϵ��ã��׃�Uˮ��Ⱦ��|(zh��),��Ķ��_��Uˮ̎��Ŀ��,��о��вݸ�좏Uˮ�Ĳ��ַ��(y��ng)��£�

��ꖘO��Fe��Fe→Fe²⁺+2e
��E0��Fe2+/Fe��0.44 V
��2Cl-→Cl₂↑+2e
��E0��Cl/Cl^-��-1.359 V
��ꎘO��C��
��Գ��l��£�O₂+4H⁺+4e→2H₂O
��E0��O₂��1.23 V
��RH +·OH→R+H₂O
��RH��ЙC��Ⱦ�

��(d��ng)�ݸ��׻�ϏUˮ��^΢늽��ʮ�кͳ��ϵ�y(t��ng)�r,��ܰl(f��)��׷N��ã�

��,��߀ԭ��á��(y��ng)�Ę˜�늘O�λE0��֪,��Գ��l��µ��λ��Fe�c��λ��C�ڏUˮ�е��λ��_��1.67V,��F(xi��n)e��Fe2+��Ԍ��Uˮ�е��ؽ��ټ�һЩ�ЙC��߀ԭ��ã��(y��ng)��a(ch��n)��B(t��i)H��Fe2+,��ͬ��ÿ��Ԍ��߀ԭ�鰷��,��ӽ��С��ӣ��(n��i)��늽��߀ԭ��ʹ�Uˮ�е��ЙC��Ⱦ��ЙC��܈F�l(f��)��׃��,��ʹ�Uˮ�еĽM��ķ��D(zhu��n)׃,��

��늈��,��Uˮ�з�ɢ��z�w�w��,��O�Է��,��С��Ⱦ��΢늈��ú��γ��Ӿ��෴늺ɵ�늘O��Ƅ�,��ۼ��늘O��,��γɴ��w��ʹ��Ⱦ�ｵ�ͣ�

��,��۽j(lu��)��,��(y��ng)��a(ch��n)��Fe��OH��₃ˮ��Fe��OH��²⁺Fe��OH��²⁺�Ƚj(lu��)�x�Ӿ��к܏��ã��ӉA�кͳ��õĻ��,��

��@��؄eҪ�ἰ��Cl-��ȥ��,��҂��ÿ՚�ɘ��ײ��չܺͼ׻��Һ,��ñ�ɫ��y��Cl2��,��ͬ�r��(j��)�҂��Ｐ΢늽��Ϸ��Ҳ��ڴ��Cl-��C��Cl-��Ⱦ��ȥ��C��ͬ��õĽY(ji��)��,��

��ݸʽ�C�ϏUˮ��^�҂��Լ��Ƶ�΢늽��,��Ȼ��кͳ��мӉA��{(di��o)��΢늽��в�ͬͣ��r�g,��Y(ji��)��D3��ʾ,��

��]��΢늽��w�e��r��һ��r��x��Uˮͣ��r�g 8��10 min,��

2.2 UASBϵ�y(t��ng)

��UASBϵ�y(t��ng)�ɹ��P(gu��n)�I��B(y��ng)һ��ֵ�΢��ϵ�y(t��ng),��΢��Z��

��ˮ��̎��ϵ�y(t��ng)��ĳˎ�S��̎��ϵ�y(t��ng)��UASB��,��ӷN��ࣨVSS��|(zh��)��Ȟ�25 g/L,��Ȼ��׻�ˮ�͏Uˮ��ͬ��Ϻ��u��ˣ��ʼ�A�ο��Mˮρ��CODcr��4 000 mg/L��,��(d��ng)CODcrȥ��ߵ�80%��ϕr��Mˮ��Mˮ��,��(j��ng)35d�\�к�CODcrؓ�� 0.4��0.8 kg/��m³·d��ߵ� 2.8 kg/��m³·d��,��Mˮ p��CODcr�� 4000mg/L��ߵ�9000 mg/L��,��ֱ��΢늽��ʮ�кͳ��ϵ�y(t��ng)�г�ˮֱ��M��UASBϵ�y(t��ng),��CODcrȥ��ʷ�(w��n)��90%��,��UASB�\�нY(ji��)��Ҋ�D4��

2.3 SBRϵ�y(t��ng)

��(d��ng)UASBϵ�y(t��ng)��ˮ��(w��n)��,��SBRϵ�y(t��ng),��҂��ͬ�ӵ��SBRϵ�y(t��ng)�У�Ͷ�� SBR��(y��ng)��Ч�ݷe�� 1/2,��ӷN��ࣨMLSS��|(zh��)��Ȟ� 12 g/L��,��f��u��˲�ͬ��ȵ��Ӌˮ�cUASB��ˮ,��ʼ�Mˮ��|(zh��)��ȿ��400 mg/L��ң��ˮ�ȿ�� 8��12,��s25d�󷴑�(y��ng)��еĻ��u��,��ɫ��u��ɫ�D(zhu��n)׃?y��u)��Sɫ��܃�(y��u)��,��SVI��(sh��)ֵ��50��80֮�g,��CODcrȥ��ʷ�(w��n)��85%��90%֮�g��SBRԇ�Y(ji��)��Ҋ��2,��

��2 SBR�\�нY(ji��)��
�\�Еr�g/d	�Mˮ��COD_cr��/��mg·L^-1��	��ˮ��COD_cr��/��mg·L^-1��	ȥ��/%
11��15	644	184	71.4
16��20	764	181	76.3
21��25	936	178	80.9
26��30	1086	129	88.1
31��35	1129	122	89.2

2.4 ��w��ˇ�\��Ч��

��̎��b�ð��΢늽��,��кͳء�UASB��SBR��,��\�нY(ji��)��΢늽��ʮ�кͳؿ��Ч��ȥ��Uˮ�е�Cl-��H+��󲿷�CODcr,��酒��(y��ng)��Ч�\�е춨�˻��A(ch��)��SBR��(y��ng)��ĳɹ��\��ʹ�Uˮ��K�_��ŷ�,��ȫ��\�й�ˇ��(sh��)��(j��)��ƽ��ֵ��Ҋ��3,��

��3 ��w��ˇ�\�Ѕ��(sh��)
̎��Ԫ	pHֵ		ρ��CODcr��/��mg·L^-1��		ρ��Cl^-1��/��mg·L^-1��		ρ��ؽ��٣�/��mg·L^-1��
̎��Ԫ	�Mˮ	��ˮ	�Mˮ	��ˮ	�Mˮ	��ˮ	�Mˮ	��ˮ
΢늽��+�кͳ�	2.5��3.8	6��9	26000��30000	9880��11297	33000��35000	594��602	130��350	��0.5
UASB	6��9	6��9	9880��11297	1086��1129			��0.5	��0.5
SBR	6��9	6��9	1086��1129	122��130			��0.5	��0.5

3 �Y(ji��)Փ

��ٮ�(d��ng)�Mˮ ρ��CODcr�� 26000��30000 mm/L,��pHֵ��2.5��3.8,��p��Cl^-��33000��35000mg/L��ρ��ؽ��٣�� 130��35O mg/L�r,��΢늽��ʮ�кͳ��ϵ�y(t��ng)��Ч��ȥ��ݸ�좏Uˮ�е�Cl-,��H+��ؽ��٣��CODcr��60��ҵ�ȥ��,��

��,��ڲݸ�좏Uˮ��Z��õ��ۺͽ��Uˮ��ЙC��,��R�z�Y(ji��)��SBR��Ծ��z�F��ԭ��е��ѿ��x��,��

��۷�(w��n)��\�нY(ji��)��,��ݸ��a(ch��n)�Uˮ��΢늽⣭UASB��SBR̎��ˇ�ǿ��е�,��̎��ϵ�y(t��ng)��ˮ��ָ�˿��_��ŷš�

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�Դ��ע�e�`��ַ��ĺϷ��(qu��n)��,��Ո��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ��҂��r��,��h��,��x�x��