�ߝ�ȳ��黯�Uˮ�A(y��)̎��ˇ�c��(sh��)�`

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[ ժҪ] ��ڼӹ��^��Юa(ch��n)��ߝ��黯�Uˮ,�� Ҏ(gu��)��ˮ̎��y��̎��(d��o)��ˮ��(y��n)�س��(bi��o),��ĳ��ͼӹ��I(y��)�ߝ�ȳ��黯�Uˮ��о�� W(xu��)��|(zh��),�� ,��顢��l��M(j��n)��ϵ�y(t��ng)�о�,�� ڴ��ԇ�(y��n)�Ļ��A(ch��)��_�l(f��)��A(y��)̎��ˇ,��(y��ng)�b�ý��ɺ��\(y��n)��ƽ��(w��n)��Ч�� Uˮ�õ��Ч��̎��c��YԴ��,��

[ �P(gu��n)�I�~] ��,��黯�Uˮ��,��⸡

�Ї��|��,��½�,��ۼ��YԴ��ǳ��S��1 ��,�� ͵��_��c�ӹ��Ҳ��Ŀǰ��͵ļӹ��ʽ��Ҫ�ǳ��p��s,��ֱ��t��,�� ďUˮ�c��ͨ��ˮ��ˮ��Ⱦ�ﺬ��,�� 黯��(y��n)�ء�2,�� 3�� ɳ�Ҏ(gu��)��ˮ��һ��̎�� ͡��x��ˮ��,�� ʹ��m(x��)��ؓ(f��)��h(yu��n)��O(sh��)Ӌ(j��)ֵ,�� ΢�� ŷ�ˮ��(bi��o)��(y��n)��,��P��ĳ��͏S��͏Uˮ��о��,�� ڴ��(sh��)�(y��n)�Ļ��A(ch��)��O(sh��)Ӌ(j��)��ߝ�ȳ��黯�Uˮ�A(y��)̎��ˇ�c��P(gu��n)��̣� ʹʯ����_(d��)��99%��,�� ˮ�M�㳣Ҏ(gu��)��ˮ̎��M(j��n)ˮҪ��,�� m(x��)��Ҏ(gu��)̎��춨�˻��A(ch��)��

1 ��黯�Uˮˮ�|(zh��)

��黯�Uˮ��Ҫ��Դ�ڳ��ԭ�͹޵�Óˮ,��Ó�}Ó�}��ˮ,��ˮ�ȡ��Ҫ��Ⱦ��ָ��(bi��o)��1 ��ʾ,��

�ɱ�1 ��Ҋԓ�Uˮ��ڸߺ��,��黯��COD,��ߑҸ��,��ЙC(j��)�M�ɏ�(f��)�s�ďUˮ��ˮ�w��Ҫ�Ը��,��黯�͞��,�� ȫ�߂��Ճrֵ��Գ��黯�Uˮ�A(y��)̎��ˇ��(y��ng)��ˮ�|(zh��)��c�YԴ��,��

2 ��A(ch��)ԇ�(y��n)�о�

2.1 ��ԇ�(y��n)

ȡ��黯�Uˮ��D 100 mm,��H 2 500 mm��ЙC(j��)��,�� O(sh��)3 ��ȡ�ӿ�,�� B�m(x��)�O(ji��n)�y�߶Ȟ�100��1 200,��2 400 mm ̎��ʯ��,��SS�� ɘӿڵ�ʯ��,��S��r�g׃��Ĝyԇ�Y(ji��)��Ҋ�D1,��D2��

��(d��ng)ˮ��ͣ��r�g��HRT�� _(d��)14 h ��ϕr,�� c��Ҹ��ϸ�,�� ^��ף� ��ͻ��սӽ�50%,�� 󲿷��Ǹ��,�� 黯�ͺ��δҊ��ͣ� ��6 000 mg/L ��ϡ��錍(sh��)�F(xi��n)��α��^��ķ��xĿ��(bi��o),�� (y��ng)��(y��u)��Uˮ�ڸ��ͳ��A�ε�HRT,��C�Ͽ��]�O(sh��)��Ͷ�Y��ͻ��ʼ��(sh��)�(y��n)�Y(ji��)��,�� HRT ȡ12 h,��

2.2 ��ԇ�(y��n)

��黯�Uˮ��(j��ng)��ͺ��ˮ�w��Ȼ��^��黯��c�Ҹ��w�� ͼs��5 000 ~6 000 mg/L,�� SS ��2 500~3 000 mg/L,��鹤ˇ��M(j��n)һ��̎�� 鄩�x�ø��Ծ۱�ϩ��,�� ԇ�(y��n)�Y(ji��)��D3 ��ʾ,��

�ɈD3 Ҋ�� ͬͶ��,�� 鄩��x�Ӷ�Խ��,�� Ч��Խ�á��˴_��x�ӶȞ�40%��鄩,�� (y��u)��Ͷ��15 mg/L,��ڴ˗l�� ˮ��ʯ��|(zh��)��600 mg/L,�� Ҹ��ȥ��>65%,�� ײ��Ҋ��(x��)��,��]��Uˮ�г��ܶ�,�� Uˮ��HRT ͬ��O(sh��)Ӌ(j��)��12 h��

2.3 ��ԇ�(y��n)

��ͺ�Uˮ��Ȼ��ʣ��黯��,��ܽ��͵�,�� к��ͼs500~600 mg/L�� CODCr 2 000~3 000mg/L,��Ⱦ�ﺬ��Ȼ��ڳ�Ҏ(gu��)��ˮ��̎��M(j��n)ˮָ��(bi��o),�� ˴_��ͨ�^��ˇ��M(j��n)��M(j��n)һ��̎��(sh��)�(y��n)�Y�x�Y(ji��)��,�� o�C(j��)�X�}��m�˵��,�� Ͷ�ӷ��200~300 mg/L��ЙC(j��)��Ͷ�ӷ��2~4 mg/L,��Uˮ��̎�팦��,�� ˎ��cͶ��B�m(x��)��M(j��n)��ԇ�(y��n)�� ԇ�(y��n)�Y(ji��)��D4,��D5 ��ʾ,��

�ĈD4��D5 ��Կ�� ˮˮ�|(zh��)��(w��n)��,�� ʯ��<100 mg/L,�� CODCr<1 500 mg/L�� @Щָ��(bi��o)�ѝM��ˮ��̎��M(j��n)ˮҪ��,��

3 ��̌�(sh��)�`

3.1 ��ˇ��Ҫ�O(sh��)��

��(j��)��Uˮ��ǰ�ڻ��A(ch��)��(sh��)�(y��n)�о��Y(ji��)��,�� O(sh��)Ӌ(j��)�˳��黯�Uˮ�A(y��)̎��ˇ�� ĳ��ͼӹ��I(y��)��O(sh��)��(y��ng)�b��,�� ˇ��D6 ��ʾ,��

�� 1�� a(ch��n)�b�îa(ch��n)��ĸߝ�ȳ��黯�Uˮ��(j��ng)�ܵ��R��A(y��)̎��b�ã� �Uˮ�ñ��M(j��n)��,�� Ó��е��ɰ�͸��,�� ͬ�rԓ��߀��ˮ�|(zh��)ˮ��_��ã��ͨ�^�Ԅ��O(sh��)��͹�,�� ײ��,��

�� 2�� ޳�ˮ�c��鄩��Ϻ��M(j��n)��͡�ˮ,��ķ��x,�� ͨ�^�Ԅ��O(sh��)�估�r��͹ޣ� �³��ײ��,��

�� 3�� ޳�ˮ��c��,��Ϻ��M(j��n)��DAF �⸡�C(j��)ȥ��黯��c��CODCr�� M(j��n)�뿂��ˮ��M(j��n)�к��m(x��)̎��,�� M(j��n)�븡��,��

��޺��ރ�(n��i)��O(sh��)��Ԅ��ϵ�y(t��ng)��ϵ�y(t��ng)�� ø��ӭh(hu��n)��cGPN �͹�Pʽ��C(j��)�M��,��c��“��”̎��b��,��

��Ҫ�O(sh��)�估Ҏ(gu��)��Ҋ��2��

3.2 �\(y��n)��r��

�b�Ì��黯�Uˮ��̎��Ч��Ҋ�D7,��D8�� 2006 ��6 ��— 8 �±O(ji��n)�y��(sh��)��(j��)�� ,��

�ɈD7,��D8 ��Ҋ,�� b��M(j��n)ˮˮ�|(zh��)��Ӵ� ʯ��ƽ��12 170 mg/L,�� CODCr ƽ��10 630 mg/L,��b�ó�ˮˮ�|(zh��)�^�鷀(w��n)�� ƽ��<150 mg/L,�� CODCrƽ��<3 000 mg/L,�� c��͝�Ⱥ��͏Uˮ��Ϻ��ȫ��ˮ̎��M(j��n)�к��m(x��)̎��

3.3 ��(j��ng)��(j��)Ч��

��黯�Uˮ�A(y��)̎��O(sh��)Ӌ(j��)�h(yu��n)��̎��60 t /h�� ̎��25 t /h,�� Ͷ�Y�s700 �fԪ,��2005 ��12 ��— 2007 ��6 �£� ��̎��͏Uˮ�c��ߝ�ȏUˮ��Ӌ(j��)301 388 m3,�� 7 927 t,��(j��ng)��㣬 ��Uˮ̎��C�ϳɱ�6.99 Ԫ,�� ͻ��1 189.05 �fԪ�� 1 500 Ԫ/t Ӌ(j��)�� ,��2007 ��6 �·ݣ� ԓ�b��ф�(chu��ng)Ч978.38 �fԪ,�� ɞ�ԓ��I(y��)�µĽ�(j��ng)��(j��)��L�c(di��n),��

4 �Y(ji��)Փ

�� 1�� ԇ�(y��n)�о�� ^�L�ĳ��x�r�g��Ի��մ󲿷ֵĸ��,��ʹ��ˮ��黯�ͻ��ʸ��_(d��)90%��,��ٌ��ˮ�M(j��n)��̎�� CODCr,��Ҹ��ָ��(bi��o)�ɴ��Ƚ��,��

�� 2�� û��A(ch��)ԇ�(y��n)��(sh��)�M(j��n)�г��͏Uˮ�A(y��)̎��O(sh��)Ӌ(j��)�� b��Ͷ�a(ch��n)��,�� ˮˮ�|(zh��)��(w��n)��,�� (sh��)�F(xi��n)��YԴ��cԴ�^��ƣ� ��(j��ng)��(j��)Ч��c�h(hu��n)��Ч��,��

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