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1.��Ԍ��F(xi��n)��ˮ��ͣ��r�gHRT��SRT�ĳ�ַ��x,��

2.ռ��e�,��

3.ϵ�y(t��ng)��,��y��ЙC��õ��Mһ��ֵĽ��,��

4.ʣ��a(ch��n)��O�ͣ��Փ�ϿɌ��F(xi��n)��ŷŵ�,��

��ˮ�YԴ��o��,��ˮ��Ⱦ��څ��صĽ��죬MBR��ˮ��þ��о޴��,��h(hu��n)��ͽ�(j��ng)��Ч��,��

ϴԡ��ˮ�ǃ�(y��u)�|��ˮ��ˮԴ��a(ch��n)��,��e�^,���ȵ�ռ��ˮ��71%��79%,��ЙC��ĺ��ͣ��(j��ng)MBRĤ̎��,��Ɍ��F(xi��n)��ˮ̎��YԴ��,��(j��ng)�^MBR��ˮ��̎��Ժ��ȫ��ھG��_ϴ�Լ��^ˮ�a,��

��M��MBRĤ��ﷴ��,��ᘌ�ϴԡ��ˮ̎��M��ԇ򞡣�Y��ˮ�ĳ�ˮˮ�|��,��COD<40mg/L,��LAS<0.2mg/L��χ��ҽ��O��C��s��ˮ��ˮ�|�˜�,��

һ,��y(t��ng)MBRĤ��ﷴ��c��M��MBRĤ��ﷴ��

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�Ɍ��ֳ��ｵ��^(q��)��Ĥ�V��ˮ�^(q��)�ɲ��,��ڌ��,��M��Ĥ�V��ˮ�^(q��)�Ļ��Ⱥܵͣ��ｵ��^(q��)��ȵ�ͬ�r,��p�p��Ĥ��Ⱦ,��@��LĤ��ϴ��;

��ｵ��^(q��)��ͺ�ʽ��й̶��B(y��ng)(��Ĥ)�͑Ҹ��B(y��ng)(��)��ﷴ��c,��о��,��Ȇμ��Ļ��෨MBR��ĤMBR��ˮ̎��ͺ�ʽMBRĤ��ﷴ��ܸ��,��

΢�VĤ,��׏�0.05μm��ֱ�ӑҒ��Ĥ�V��ˮ�^(q��),��ԭ��ˮ��(j��ng)ë�l(f��)�^�V��^�V��,��M��λˮ�䣬�ٽ�(j��ng)��Ӌ�M��ｵ��^(q��),��ЙC��@�ﱻ΢��ֽ�,��Һ��(j��ng)��M��Ĥ�V��ˮ�^(q��)��ձõĳ��½�(j��ng)Ĥ�^�V��M��ˮ��,��sҺ�ɽ�(j��ng)�ײ��Bͨ�ܷ��ｵ��^(q��),��γɻ��ײ��ؚ��ؚ�,��

�c��y(t��ng)MBR��,��M��MBR�ڽY��Ͼ��c��

1.�cһ�wʽMBR��,��MBRĤ�M��MBRĤ��ﷴ��λ��Ĥ�V��ˮ�^(q��),��һ�wʽMBRĤ�M��ֱ�ӑҒ��MBRĤ��ﷴ��,��֮ͬ̎��ˮ��ͨ�^ؓ��Ĥ��Ԫ��M��п��w�S��ײ��ؚ��Ԝp�pĤ��Ⱦ;

2.�c��ʽMBR��,��MBRĤ�M��cMBRĤ��ﷴ��֮�g�o��ú͹ܾ��B��,��֮ͬ̎��MBRĤ�M��ﷴ��MBRĤ��Ⱦ�p�p,��

��M��MBRĤ��ﷴ��Ҫ��(y��u)�c�ǣ�

1.�^һ�wʽMBRĤ��Ⱦ��p�p,��^��ʽMBR�ĽY��o��w�eС,��С,��oˮѭ�h(hu��n)��(ji��)��;

2.̎�팦��ͬ,��һ�wʽMBR�ͷ��ʽMBR��Ĥ�M��̎��ﷴ��н�(j��ng)��ｵ��ȫ��Һ,��M��MBRĤ�M��̎��ǽ�(j��ng)��A��Һ��SS��Ƚ��,��ڲ��ܺĵ��r�p�pĤ��Ⱦ,��ｵ��^(q��)�⣬Ĥ�V��ˮ�^(q��)Ҳ��ؚ�(ǰ��Ǟ�΢��ṩ��h(hu��n)��,��Ǟ��˜p�pĤ��Ⱦ),��ԓ�O��ľ��w�ܺ��Mһ��ԇ��о��

��,��ԇ��ˮ��ԇ򞷽��

ԇ��õ�ϴԡ��ˮԭˮˮ�|pHֵ��6.5��7.0;CODCr��93��350mg/L;LAS��1.0��10mg/L;NH3-N��0.6��1.0mg/L;��ȣ�85��160NTU;SS��15��50mg/L;�ɫ�Ұ�,��

��ԇ��ˮˮ�|��CODCr��129.0mg/L��LAS��6.4mg/L,��93NTU,��з��ζ��h(hu��n)��O��ϵ�y(t��ng)�\��һ��r�g��(w��n)��,��M��ԇ�,��ÿ��ԇ�Y��ˮ�_ϴĤ�M��O(ji��n)�y�Ŀ��Ç��ҭh(hu��n)��֘˜ʷ��,��

��,��ԇ�Y��c��

1.��cMBRĤͨ��Pϵ

Ĥͨ��S��׃��׃��քe�飺0.01,��0.02,��0.03��0.04,��0.05MPa;��MBRĤͨ��0.72,��3.34,��4.85��5.44,��6.58mL/(m2?s),��Ҋ,��MBRĤͨ��S��Ӷ��,��߲��Ч��Ĥͨ��]��Խ��,��Խ��,��ԇ��0.01Mpa��

2.HRT�cCOD��LAS��Pϵ

��ڸ��M��MBRĤ��ĸ�Ч�r��,��ʹ��ｵ��^(q��)��,��COD��ȥ��Ч��ܺã�ͬ�rϵ�y(t��ng)COD��LAS��ȥ��cHRT��Pϵ,��

ԇ�Y��,��ϵ�y(t��ng)��COD��ȥ��SHRT��Ӷ��2h�r��74.99%,��6h�r��87.52%,��oՓHRT��2h,��4h,��߀��6h��ˮCOD��С��40mg/L,��HRT��2h�rĤ�V��ˮ�^��,��ʹ��¶��ˮ�棬��a��˲��ԭϴԡ��ˮ,��ʹ4h�rCOD��ȥ��ʽ��71.86%,��a(ch��n)��ӣ��ˮCOD��36.3mg/L,��С��40mg/L,��@�ǑҸ��͸��๲ͬ��õĽY��Ҳ�Ǹ��M��MBR��ｵ��^(q��)��ȸ�,��̎��Ч��õľC��w�F(xi��n),��õĿ��_��ؓ��ˮˮ�|��(w��n)��ɿ�,��,��HRTԽ�󣬳�ˮ��LAS��Խ��,��2h�rС��0.2mg/L,��M��s��ˮˮ�|��LAS��Ҫ��,��

3.Ĥ��COD�Ĕr��

ͨ�^��MBR��ˮˮ�|��Ĥ�V��ˮ�^(q��)��Һˮ�|��ͬ��O(ji��n)�y��@�^�쵽Ĥ��ϵ�y(t��ng)CODȥ��ʵ�ؕ�I,��O(ji��n)�y�Y��1��ʾ,��Y��ԇ��^��,��ҺCODʼ�K��Ĥ�V��ˮCOD,��C��Ĥ��Ќ��COD�r�ص��á�

��ϵ�y(t��ng)��COD��ȥ��ｵ��^(q��)΢���ЙC��ķֽ��Ĥ�V��ˮ�^(q��)Ĥ��COD�Ĕr�؃ɲ��ֽM��,��Ĥ�V��ˮ�^(q��)Ĥ�Ĕr��Ï��a��ｵ��^(q��)̎��ܵĲ��(w��n)��,��C��(y��u)��ĳ�ˮˮ�|��Ĥ��ܽ��Դ��ЙC��Ĕr��Ĥ��͸��W��,��ȸ��M��Ĥ��ﷴ��̎��ϴԡ��ˮ��ԇ��о��γɵ��z�ӹ�ͬ��ɵ�,��

4.�ݷeؓ��

��M��MBR�ĸ�Ч��ʹ��׺�ȫ��ｵ��^(q��)��H�S��˺ܸߵ��,��ҿɴ��ݷeؓ��,��ϵ�y(t��ng)��COD�ݷeؓ�ɞ�1.16kg/(m3?d)��^��y(t��ng)�Ļ��෨��1.5��2.5��,��ͬ�r�кܺõ��ȥ��Ч��^��Ŀ��_��ؓ��,��

5.Ĥ��Ⱦ�c��ϴ

MBR�m��T��(y��u)�c��ɞ鮔��ˮ̎��g��о��c��Ĥ��Ⱦ��ͨ��m(x��)��ͅsʼ�K��ƏV��õ��Ҫ�ϵK,��

��ԇ��OӋ��MBR�ɜp�pĤ��Ⱦ��ԭ��ڣ�

(1)��ｵ��^(q��)��ͺ�ʽ,��MBR�е�Ĥ��Ⱦ��Ҫ��Ĥ��挦�ܽ��ЙC��Ҹ��w��ĳ��e��𡣷��БҸ��Խ��,��Ĥ��e��Խ��,��Ĥ��e��ͨ�^Ĥ��Ļ��Һ��ܽ��ЙC��ֱ��Ĥ��Ķ�ʹĤ��ЙC��,��෴,��Խ�ͣ�Ĥ��e��ԽС,��Ĥ��ЙC��Խ��,��ͺ�ʽ��У��,��C��Ч��^��,��Ĥͨ͸��ܾS��^��ˮƽ;

(2)��匢�b�÷֞�ɂ��^(q��)��

��ʹĤ�V��ˮ�^(q��)��^��,��Ķ��Ч�p�pĤ��Ⱦ,��Ĥ��ϴ��ԁ�ˮ�_ϴ��ͨ��ȫ�؏ͣ�ԇ��gδ��ϴ��,��ָ��,��ԓ�b�ýY��ԣ��Ĥ��Ⱦ��Թ��w��,��߀��ܽ��ЙC��,��ͬ�r��ã��Mһ��ԇ��о�,��

��,��ԇ�YՓ

1.�\�ø��M��MBR̎��ϴԡ��ˮ�ĽY��COD��LAS��ȥ��Ч��@,��ˮCOD<40mg/L,��LAS<0.2mg/L��oɫ,��oζ,��ˮˮ�|��(w��n)��ɿ��]��Mˮˮ�|�Ĳ��,��鱣�C��(y��u)��ĳ�ˮˮ�|,��ϵ�y(t��ng)��HRT��3h��ҡ�

2.Ĥ��COD��@�Ĕr��Þ�@�Ã�(y��u)��ĳ�ˮˮ�|��Ҫؕ�I,��

3.��ڌ��Ҏ(gu��)MBR�M��m��M,��Ĥ�V��ˮ�^(q��)�Ҹ��ȣ��Ķ��Ч�p�p��Ĥ��Ⱦ,��ԇ��g��ԁ�ˮ��ϴ��ɻ؏�Ĥͨ��,��w��ܽ��ЙC��Ⱦ��Ҫ��ʽ��Mһ��о��̽ӑ,��

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