A2O ��Uˮ̎��\��еĮ��,��F(xi��n)��δ�ʩ

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A2O ��Ó��ˇ (��- ��ˇ,��ȱ��ˇ)��ڹ�ˇ��O(sh��)��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��(y��ng)�ھ��з��õĺ��,��ԅ��, �γ�A2O ��ˇ,��

һЩ�о��c��`��,��ɷN��ͬ�I�B(y��ng)��ͺͺ��c΢��Ĺ��,�־��Ó��ܡ��ȱ��^(q��)��(n��i)�ʟo��ļ��ԅ��, ʹһЩ�^�y��Ĵ��ЙC��ڟo��^(q��)��(n��i)�D(zhu��n)��ͷ��ЙC��,��ˏUˮ�Ŀ��,��Ó��g(sh��)��څ��, �ѽ�(j��ng)��V��(y��ng)��ڰl(f��)�͹��I(y��)�Ȯa(ch��n)��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��(j��)��w�eָ��(sh��)(SVl)�Д��Ƿ�l(f��)��Û�� SVI ֵ�ܸ�, ��f��ĳ��ܲ��, ��ܰl(f��)��Û��ѽ�(j��ng)��Û,��ˮ̎��S��̎��ˮ�|(zh��)��ͬ, SVI�ľ��wֵ��M��ͬ,��ˮ̎��Ĺ��ˆT��(y��ng)��(j��)�Լ�ˮ̎��S�Č��H��r�M�п��Y(ji��)��Ûԭ��Ҫ�Ǵ��z�� (��е��ʼ��, ��¾��ؐ��򼚾��)��(n��i)��ֳ, 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�?j��ng)]��Һ, ��S̎��ˮ��ʧ��ء,��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��ܴ��,��, ��ˮ��ЙC��|(zh��)�^��, �ܽ��, ȱ��׵��B(y��ng)��, pH ֵ�^��r��, ��Û,��, ��ؓ��,��g�^�L��, Ҳ��ܕ��Û��

��һ�N��r��Û�Ļ��в��]�д��Ľz��, �Q��ǽz��Û, ��^��ĽY(ji��)��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(ji��)��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�|(zh��)��,��ϕ��ϸ�, ��ˮ��಻��, �ɫ��ϵ�y(t��ng)��(n��i)��ɫ��ͬ; Ҳ�Еr��̎��ˮ�Пo��@�Ļ��, �� COD ֵ�^�ߡ�

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

3. ��ฯ��ϸ�

�ڳ��ؿ��L�ڜ��M�Ѕ��l(f��)��, �a(ch��n)��w��K��, �Ķ��l(f��)��K��ϸ��ĬF(xi��n)��,��cÓ��(y��ng)��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�|(zh��),��

4. Ó��(y��ng)��ϸ�

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

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

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

��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)��(n��i)�Ļ��һ��,��һ��l(f��)��@�N��r��ǰ��ǻ��ĳ��ܲ��á��Q�k��r��ͼӴ��, ��ͳ��档

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, ��(y��ng)��ƏUˮ��Դ��SS��, �б�Ҫ�r��ڏUˮ�M��ϵ�y(t��ng)ǰ�O(sh��)�ó��,��SS��r, ��ɻ��ܲ�, �_�JSV₃₀ ��SVI ֵ, �^��Ƿ��нz��Ĵ��,��z��ڳ��ص�ͣ��r�g, �_�J�Mˮ��ͷ��

6. �l(f��)��ϵ�y(t��ng)��(n��i)��ĭ��}

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

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

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

��īI��h(hu��n)��΢��W�� A�|��W��

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