MBRĤ��ﷴ��(y��ng)��ᘌ�ϴԡ��ˮ��ˮ��̎��о�

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MBRĤ��ﷴ��(y��ng)��ǽY(ji��)��Ĥ��x��g(sh��)�c��̎��ĸ�Ч��g(sh��)��ˇ,��Ч��M��ˮ��x��Ҿ��Ђ��y(t��ng)��ˮ̎��ˇ��ɱȔM�ă�(y��u)�c��

1.��Ԍ��F(xi��n)��(y��ng)��ˮ��ͣ��r�gHRT��SRT�ĳ�ַ��x;

2.ռ��eС;

3.ϵ�y(t��ng)��,��y��ЙC��õ��Mһ��ֵĽ��;

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

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

ϴԡ��ˮ�ǃ�(y��u)�|(zh��)��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��(y��ng)��ᘌ�ϴԡ��ˮ̎��M��ԇ�,��Y(ji��)��ˮ�ĳ�ˮˮ�|(zh��)��,��COD < 40 mg/ L ��LAS < 0.2 mg/ L ,��χ��ҽ��O(sh��)��C��s��ˮ��ˮ�|(zh��)�˜�,��

һ��y(t��ng)MBRĤ��ﷴ��(y��ng)��c��M��MBRĤ��ﷴ��(y��ng)��

��y(t��ng)MBRĤ��ﷴ��(y��ng)��֞��ʽ��һ�wʽ�ɷN,��ڌ��ͨ��MBRĤ��ﷴ��(y��ng)��M�и��M�Ļ��A(ch��)��,��M��MBRĤ��ﷴ��(y��ng)��Ҫ��MBRĤ�M��ﷴ��(y��ng)��,��

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

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

΢�VĤ,��׏�0.05μm ,��ֱ�ӑҒ��Ĥ�V��ˮ�^(q��)��ԭ��ˮ��(j��ng)ë�l(f��)�^�V��^�V��,��M��λˮ��,��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(ji��)��(g��u)�Ͼ��c��

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

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

��M��MBRĤ��ﷴ��(y��ng)��Ҫ��(y��u)�c�ǣ�

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

2.̎�팦��ͬ,��һ�wʽMBR�ͷ��ʽMBR��Ĥ�M��̎��ﷴ��(y��ng)��н�(j��ng)��ｵ��ȫ��Һ,��M��MBRĤ�M��̎��ǽ�(j��ng)��A(y��)��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(sh��)��ľ��w�ܺ��Mһ��ԇ��о�,��

��ԇ��ˮ��ԇ򞷽��

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

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

��,��ԇ�Y(ji��)��c��

1.��cMBRĤͨ��P(gu��n)ϵ

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

2.HRT�cCOD ��LAS ��P(gu��n)ϵ

��ڸ��M��MBRĤ��ĸ�Ч�r��,��ʹ��ｵ��^(q��)��ߣ��COD ��ȥ��Ч��ܺ�,��ͬ�rϵ�y(t��ng)COD ��LAS ��ȥ��cHRT ��P(gu��n)ϵ,��

ԇ�Y(ji��)��,��ϵ�y(t��ng)��COD ��ȥ��SHRT ��Ӷ��2 h �r��74.99 %,��6 h �r��87.52 %,��oՓHRT ��2 h��4 h,��߀��6 h ,��ˮCOD ��С��40 mg/ L��HRT ��2 h �rĤ�V��ˮ�^��,��ʹ��¶��ˮ��,��a��˲��ԭϴԡ��ˮ��ʹ4 h �rCOD ��ȥ��ʽ��71.86 %,��a(ch��n)��,�� ˮCOD ��36.3 mg/ L �� С��40 mg/ L ,��@�ǑҸ��͸��๲ͬ��õĽY(ji��)��,��Ҳ�Ǹ��M��MBR��ｵ��^(q��)��ȸߣ�̎��Ч��õľC��w�F(xi��n),��õĿ��_��ؓ��,��ˮˮ�|(zh��)��(w��n)��ɿ��,��HRT Խ��,��ˮ��LAS ��Խ�ͣ�2 h �rС��0.2 mg/ L ,��M��s��ˮˮ�|(zh��)��LAS ��Ҫ��,��

3.Ĥ��COD �Ĕr��

ͨ�^��MBR��ˮˮ�|(zh��)��Ĥ�V��ˮ�^(q��)��Һˮ�|(zh��)��ͬ��O(ji��n)�y��@�^�쵽Ĥ��ϵ�y(t��ng)COD ȥ��ʵ�ؕ�I,��O(ji��n)�y�Y(ji��)��1 ��ʾ,��Y(ji��)��ԇ��^��,��ҺCOD ʼ�K��Ĥ�V��ˮ
COD ,��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�|(zh��)��Ĥ��ܽ��Դ��ЙC��Ĕr��Ĥ��͸��W��,��ȸ��M��Ĥ��ﷴ��(y��ng)��̎��ϴԡ��ˮ��ԇ��о��γɵ��z�ӹ�ͬ��ɵ�,��

4.�ݷeؓ��

��M��MBR�ĸ�Ч��ʹ��׺�ȫ��ｵ��^(q��)��H�S��˺ܸߵ��ȣ��ҿɴ��ݷeؓ��,��ϵ�y(t��ng)��COD �ݷeؓ�ɞ�1.16 kg / (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(sh��)��о��c,��Ĥ��Ⱦ��ͨ��m(x��)��ͅsʼ�K��ƏV��(y��ng)�õ��Ҫ�ϵK��

��ԇ��O(sh��)Ӌ��MBR�ɜp�pĤ��Ⱦ��ԭ��ڣ�

(1) ��ｵ��^(q��)��(f��)��ʽ,��MBR�е�Ĥ��Ⱦ��Ҫ��Ĥ��挦�ܽ��ЙC��Ҹ��w��ĳ��e��,��(y��ng)��БҸ��Խ�ߣ�Ĥ��e��Խ��,��Ĥ��e��ͨ�^Ĥ��Ļ��Һ��ܽ��ЙC��ֱ��Ĥ��,��Ķ�ʹĤ��ЙC��ͣ��෴,��(y��ng)��Խ��,��Ĥ��e��ԽС��Ĥ��ЙC��Խ��,��(f��)��ʽ��(y��ng)��,��ˣ��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�؏�(f��)��ԇ��gδ��ϴ��,��ָ��,��ԓ�b�ýY(ji��)��(g��u)��ԣ��Ĥ��Ⱦ��Թ��w��,��߀��ܽ��ЙC��,��ͬ�r��ã��Mһ��ԇ��о�,��

�ġ�ԇ�Y(ji��)Փ

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

2.Ĥ��COD ��@�Ĕr��Þ�@�Ã�(y��u)��ĳ�ˮˮ�|(zh��)��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؏�(f��)Ĥͨ��,��w��ܽ��ЙC��Ⱦ��Ҫ��ʽ��Mһ��о��̽ӑ,��

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