A2O ��Uˮ̎��\��еĮ��,��F(xi��n)��δ�ʩ

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A2O ��Ó��ˇ (��- ��ˇ,��ȱ��ˇ)��ڹ�ˇ��O��ȱ��(�o��^(q��))�ͺ��^(q��), ��B(y��ng)��ğo��(��}߀ԭ),��c��B(y��ng)��ЙC�M��, ͨ�^��ƹ�ˇ��(sh��)(��g��), ʹȱ��^(q��)�ͺ��^(q��)�քe�m��ھ��з��õĺ��,��ԅ��, �γ�A2O ��ˇ��

һЩ�о��c��`��,��ɷN��ͬ�I�B(y��ng)��ͺͺ��c΢��Ĺ��,�־��Ó��,��ȱ��^(q��)�ȳʟo��ļ��ԅ��, ʹһЩ�^�y��Ĵ��ЙC��ڟo��^(q��)��D��ͷ��ЙC��,��ˏUˮ�Ŀ��,��Ó��g��څ��, �ѽ��V��ڰl(f��)�͹��I(y��)�Ȯa��ĺ��ЙC�Uˮ��̎��,�� A2O ��̎��ЙC�Uˮ�^��, ��B�m(x��)�Mˮ, �r��F(xi��n)��N��r, ʹ��S��س�ˮ��ʧ, ��̎��ˮ�е�SS, ��ˮ̎��Ч��

��B�� A2O ��ڏUˮ̎��п��ܳ��F(xi��n)�Ď׷N��Ҫ��,��F(xi��n)��δ�ʩ,��

1. ��Û��ϸ�

��ȸ��w�eָ��(sh��)(SVl)�Д��Ƿ�l(f��)��Û�� SVI ֵ�ܸ�, ��f��ĳ��ܲ��, ��ܰl(f��)��Û��ѽ��Û��ˮ̎��S��̎��ˮ�|��ͬ, SVI�ľ��wֵ��M��ͬ��ˮ̎��Ĺ��ˆT��Լ�ˮ̎��S�Č��H��r�M�п��Y,��Ûԭ��Ҫ�Ǵ��z�� (��е��ʼ��, ��¾��ؐ��򼚾��)��ȷ�ֳ, ʹ��ɢ,��ܶȽ��,��ķ�ֳҲ��Û,��Ļ��õĳ��, �京ˮ��һ�� 98%��99%,��l(f��)��Û�r, ��Ͳ��׳��, ��ˮ��, ��w�e��Û,��ڳ��ر��F(xi��n)��Һ�峺, ͸��Ⱥܸ�,��s�ܸ�, �ڳ��ؿ��Կ��,��еĵط��]��Һ, ��S̎��ˮ��ʧ��,��w��ɼ��γɵľ��z�F,��c��z�F��, �z��L�r��^��̼��, ��,��׵�Ҫ��t�^�͡��Ҫ��Ҳ�;��z�F��ͬ, ��z�F��ܽ��0.5mg/L �r�ܺܺõ��L, ��ͽz��ڵ�� 0.5mg/L ��΢��h(hu��n)��, Ҳ��^�õ��L,��ڹ��r, ��z��,��Ĵ��ֳ��z�F��L�m�˵� pH ֵ�� 6��8, ��t��pH ֵ�� 4.5��6.5 ֮�g��L��, �� pH ֵ�Ե͕r, ��z�F��L�ܵ��, ��Ĕ�(sh��)��t��ܴ��ӡ��, ��ˮ��ЙC��|�^��, �ܽ��, ȱ��׵��B(y��ng)��, pH ֵ�^��r��, ��Û,��, ��ؓ��,��g�^�L��, Ҳ��ܕ��Û,��

��һ�N��r��Û�Ļ��в��]�д��Ľz��, �Q��ǽz��Û, ��^��ĽY��ˮ��@�N��Û��͵Ļ��ָ��(sh��)�ܸ�, �w�e��Û, ��ʹ��؜p�p, ��s��ܐ��,��@�N��Û��@΢�R��b�e�ǳ��, �䷽��d��Ƭ�ό�һ�κ�ɫīˮ�cһ��ؚ�ػ��Һ��, ��@΢�R��^��, ��īˮ��ܽ�͸��z�F��, �t�l(f��)��ǽY��ˮ��Û��

�ɴ˿�Ҋ, ��ֹ��Û, ��Q��k��ᘌ��Û��ԭ��ȡ��ʩ,��Ӵ��ؚ��, ��m�� MLSS ֵ, ʹ��p�ٵ�; ��ؓ��^��, ��m�� MLSS ֵ, �Խ��ؓ��,��ʧ, ��Û�ǻ��෨̎��b��\��е�һ��^�y��Q�Ć��}, ��Û��ԭ��ܶ�, ��Щԭ��߀δ�J�R��, �д��о��

2. ��

��ڳ��صı��F(xi��n)��̎��ˮ�|��,��ϕ��ϸ�, ��ˮ��಻��, �ɫ��ϵ�y(t��ng)��ɫ��ͬ; Ҳ�Еr��̎��ˮ�Пo��@�Ļ��, �� COD ֵ�^��,��

��@�N��,��F(xi��n)��ԭ��\��еĆ��},Ҳ�п��ԭ��ˮ�л��ж��|��¡,��, ΢��p��ʧȥ��, ��, ��w׃С�|��, ̎��ˮ�|��, SVIֵ��͵�,��΢�R�z�r�ɿ��, ��w��@�p�ٶ��ҽY��^ɢ, ��⵽�Ɖ�, ͬ�r߀�ɿ��݆�x��a��˴��м, �Ķ��̼��݆�x�Ĵ��ֳ,��ˮ�д��ж��|�r, ΢��ܵ��Ƃ��, ��½�, ��ȫֹͣ, �Ķ�ʹ��ʧȥ��,��һ��ͨ�^�@΢�R�^��Єe�Ƿ��Ѯa��, ��ԭ�Uˮˮ��Uˮ�� C: N��,��՚��r�Լ� SVI,��MLSS��DO �ȶ��ָ��M�Йz��, ��{��,��_��ˮ�л��ж��|�r, ��]�@��µďUˮ��ĽY��, ��Դ,��

3. ��ฯ��ϸ�

�ڳ��ؿ��L�ڜ��M�Ѕ��l(f��)��, �a��w��K��, �Ķ��l(f��)��K��ϸ��ĬF(xi��n)��cÓ��ϸ��ͬ��, ��ฯ��׃��, �г�ζ, ��ܲ��³�,��˕r��Ҳ��ȫ��ϸ�, �󲿷ֻ��඼��ų��ϵ�y(t��ng), ֻ��L��ͣ��Ÿ��ϸ�,��

��ֹ�Ĵ�ʩ��: (1)�ڳ��ϰ��b��, ��ʹ��;(2)�z�޹��C, ��صײ��; (3)��ϸ��ĉK��༰�r�M�д��, ��S̎��ˮ��ʧ, Ӱ��ˮˮ�|��

4. Ó��ϸ�

��ڶ��гɉK�ϸ��ĬF(xi��n)��, ��һ��ڸ��ɵ�,��؃��g�^�L, ��M��ص��ຬ��^�� NO₃^-, �ڳ��؃Ȯa��, ��}��߀ԭ, �a��ĵ��⸽��, ��ı��ؽ��, ��K�ϸ�,��Ó��ϸ��ཛ��Ӻ�, ��ݷų�,��ܿ��, ��ϸ��ɫ��ϵ�y(t��ng)�ȵĻ��ɫһ�ӡ�

��^��ָ�ڶ�N��, �Ȱ� NO₃^-߀ԭ�� NO₂^-, �ٰ� NO₂^-߀ԭ�鵪��^��,��һ��ܽ�� 0.5mg/L �r�l(f��)��, ��ڵĕr, ԓ��ﷴ��͕��ܵ��,��^ԇ��, ��׌��}��ߵĻ��Һ�oֹ��, ��_ʼ�� 1 ��С�r��Գ��úܺ�, ��þͿ��Կ��, ��ڷ��a��ĵ��, ��γ�С��ݡ�

�ڜy��ȕr, ֻ�z��ĳ��, ��ҕ��ķ��,��@��ڻ��෨��\��Б��ע��ĬF(xi��n)��, ��ֹ�@һ��,��F(xi��n)��İl(f��)��, ��ȡ�ӏ�Ó��صĹ��, �p��M��ص��, ��r�ų�ʣ��, ��ͻ��Һ��ȵȴ�ʩ��߀��һ�N��r��ؚ�؃��ؚ��^��, ʹ��^�ڼ��, ��ɴ��С��ݸ��w��, Ҳ��׮a��@�N�F(xi��n)��,��ֹ��ʩ�ǌ��o��صĿ՚��ķ��, ��^��ؚ�,��

��һ�N��r��\�в��, ��ɳ��ؾֲ�ˮ��_��^��ڳ��ر��F(xi��n)��һ��ֳ�ˮ�ڳ�ˮ��S�л��,��S��ˮ��Ļ��ɫ��Ԡ��ϵ�y(t��ng)�ȵĻ��һ��,��һ��l(f��)��@�N��r��ǰ��ǻ��ĳ��ܲ��á��Q�k��r��ͼӴ��, ��ͳ��,��

5 ̎��ˮSS��ȸ��̎��ˮCOD��

һ��J��̎��ˮSS��ȸ��MˮSS�ͻ��ɵ�,��SS�󲿷ֲ��ܱ��ֽ��, ֻ��ŷ�ʣ��ķ�ʽ�ų�ȥ,��MˮSS�ܸߕr, ��Ӱ�̎��ˮSS��, ��K��̎��ˮCOD��ߡ��SS��ԏUˮ�r, ��ƏUˮ��Դ��SS��, �б�Ҫ�r��ڏUˮ�M��ϵ�y(t��ng)ǰ�O�ó��,��SS��r, ��ɻ��ܲ�, �_�JSV₃₀ ��SVI ֵ, �^��Ƿ��нz��Ĵ��,��z��ڳ��ص�ͣ��r�g, �_�J�Mˮ��ͷ��

6. �l(f��)��ϵ�y(t��ng)�ȵ��ĭ��}

��Юa��ĭ��Ҫԭ��, ��o�Uˮ�к��д��ϳ�ϴ�섩��|,��Ҳ��ԭ��, ��ؓ��^��,��^�ߡ��зž��,��ĭ�Ϟ�ˮ, �^��r�ͮa��ĭ��ɫ��Д�ԭ��,��ĭ��o��a��һ��y, ��߲��,��

��ĭ�Ĵ�ʩ��: ��Ҫ�ǌ��Ѯa��Ě��M�О�ˮ��, �p�ُUˮ�е�ϴ�섩�ĺ��ԭ��m��ؓ�ɺ�ʣ��ŷ��,��

�� A2O ��̎��Uˮ��^��Ǐ��s��^��,��ˆTҪ��^��, ��ˮ̎��ϵ�y(t��ng)�\��^��Юa��ĸ��N��,��F(xi��n)��Ҫ��r�l(f��)�F(xi��n), ��r�{��, ͬ�r��Y��, ��ֹ��r�ٴΰl(f��)��

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