Ŀǰ��е��t(y��)��ˮ̎��ˇ

��r�g��2016-08-10 09:30 ��Դ��Ї��ˮ̎��̾W(w��ng) ��: ��x��2907

�t(y��)Ժ�t(y��)��ˮ̎��

Ŀǰ�҇��ѽ��O(sh��)��ஔ(d��ng)��(sh��)��t(y��)Ժ��ˮ̎��O(sh��)ʩ,��t(y��)Ժ��ˮ��Ⱦ��˷e�O��á��c�l(f��)�_(d��)��t(y��)Ժ��ˮ̎��r��l(w��i)��M��Ҫ��,��҇��t(y��)Ժ��ˮ̎��ˮƽ��w�^��,��2003��и߶Ȃ�Ⱦ�ԨDSARS��ı��l(f��)��F(xi��n)��t(y��)Ժ��ˮ̎��Ĺ�ˇ��g(sh��),��b��͹��ˮƽ��˿��,��ʹ�F(xi��n)��t(y��)Ժ��ˮ̎��Ĳ��F(xi��n)�ø��ͻ��

�t(y��)Ժ��ˮ,��ǂ�Ⱦ��t(y��)Ժ,��Y(ji��)�˲��t(y��)Ժ��ˮ�У��ͬ�̶ȵغ��ж�N��,��,��x�Ѻ�һЩ�ж��к��|(zh��)��@Щ��,��ͼ��x��ڭh(hu��n)��о��һ��ĵֿ��,��е��ˮ�д��r�g�^�L��(d��ng)�˂�ʳ�û��|��,��,��x�Ѻ��ж��к��|(zh��)��Ⱦ��ˮ��߲˕r��͕�ʹ��²��Ⱦ��ı��l(f��)��,��ͨ�^��в��W(xu��)�{(di��o)��ͼ�(x��)��W(xu��)�z��C��,��(n��i)�v�δ�Ҏ(gu��)ģ��Ⱦ��ı��l(f��)��У��c��û��|��Ⱦ��ˮ��P(gu��n),��1987��Ϻ��аl(f��)��͸��״��e��l(f��)��,��ϵ��ڎ��м��͸��ײ��ļS��Ⱦ��ë��¡��,��S��Ұl(f��)��y,��l(f��)��e֮�V��˔�(sh��)֮��,��ʷ�ԁ��Ҋ,��Ұl(f��)��ڲ��l(f��)�_(d��)��ҵ��غ��؅^(q��)��(j��)��(d��o)��ˮ�ܵ��й��Ⱦ��,��

��,��x��܉��ˮ��Ҫԭ��ˮ�в�ԭ�w�ĺ��һ��ǲ�ԭ�w��h(hu��n)��صֿ��(qi��ng),��ڭh(hu��n)��еĴ��ʱ��^��,��c�U��ں�ˮ��ܴ��21-183�죬��U��ں�ˮ�д��12-92��,��y��ں�ˮ��ܴ��0.5-92��,��ڌ��h(hu��n)��صĵֿ��t��(qi��ng)��ˮ�и��ײ��ܴ��70��,��|(zh��)��ܴ��3-4��,��^��w�ܴ��30�졣�ǵ�ڠ��t�H��ˮ�д��3-4��,��ǵ�ڠ��h(hu��n)��mȻ��ȸ��ײ��,��U��(qi��ng)��l(f��)��,��,��ʸߣ��Ҳ��Դ�͂��;��,��(y��ng)�ֶκ��ί��,��ˣ��ھ��Ͻo�˂��ܴ��_,��

�t(y��)Ժ�Uˮ̎��ˇ

Ŀǰ��^��õ��t(y��)��ˮ̎��ˇ��һ��̎��ˇ,��̎��ˇ��y(t��ng)��෨,��,��SBR��AB��,��A/O��A2/O��A/Oϵ�y(t��ng)��A2/Oϵ�y(t��ng)��ȱ��-��-ȱ��-��,��CASS��ˇ��̎��T�෽��

һ��̎��ˇ

��Ҏ(gu��)һ��̎��Ŀ��Ҫ��ȥ��ˮ�е�Ư��͑Ҹ��(SS),��m(x��)̎�턓(chu��ng)��l��,��Ҫ�O(sh��)��͘�(g��u)��:��š��ɰ��,��ص�,��ſ�ȥ��ˮ��^��w��|(zh��)��Ư��w��|(zh��)��ɰ�ؿ��ȥ��0.2mm��ϵ�ɳ��,��ؿ�ȥ��ˮ�д󲿷֑Ҹ��,��һ��ͨ�^һ��̎��ȥ��60%�Ҹ��20%BOD5,��

�t(y��)Ժ��ˮһ��̎��Ȼ��ĵ��͹�ˇ��ǣ��Բ��^(q��)��ˮͨ�^��ˮ�ܵ��R��ˮ̎��վ��ڼS��ˮ��(y��ng)��ͨ�^��S�س��̎��,��Ȼ��M(j��n)��ˮ̎��վ��̎��վ�O(sh��)�и��,��{(di��o)��(ji��)��,��Ӌ��ء��úͽ��|��,��ͨ�^�cˮ��(li��n)�ӻ��c��ˮ��Ϻ�,��M(j��n)��|�أ��ڽ��|�؃�(n��i)��ˮ��(j��ng)�^һ��r�g�Ľ��|��_(d��)��ˮ�|(zh��)��Ҫ��֮��ŷ�,�,��S�ػ��خa(ch��n)��ĳ��ఴҎ(gu��)��M(j��n)�ж��̎��͹�ˇ��̿ɺ��α�ʾ��D2.1��ʾ

��̎��ˇ

��̎��Ҫ��ָ��̎��,��̎��ȥ��ˮ��ܽ�ĺͳ��z�w��ЙC(j��)��Ⱦ��.��BOD��ȥ��90%��,��ˮ��BOD�ɽ��30mg/L��£�ͬ�r߀��ȥ��COD,��,��ЙC(j��)��Ⱦ���Ҏ(gu��)�Ķ��̎��g(sh��)��෨��ȥ��ˮ�еĵ��,��,��(n��i)��_�l(f��)��Ó��׵ĸ��M(j��n)��̎��g(sh��)��Q��g(sh��)��c��̎��Y(ji��)��ʹ��,��Еr�ǌ��Ҏ(gu��)��̎��O(sh��)ʩ�M(j��n)�и��,��ʹ֮��Ó��׵Ĺ��ܡ��õļ��g(sh��)��A/O��,��A/O��,��SBR��AB��,��Ϻ��Ĥ��,��

��y(t��ng)��෨

��y(t��ng)��ϵ�y(t��ng)��þ��ʽ�ؚ�أ��ˮ�ͻ��ĳ��M(j��n)��,��Һ�Ի��B(t��i)��u��β��,��ĳ�ĩ�˳�ˮ��M(j��n)��,��ڶ��ˮ��x��̎��ˮ�ŷ�,��ؚ�أ��M(j��n)��һ��ѭ�h(hu��n),��

��

�@�N�\�з�ʽ��Ҫ��ǌ��ཱུ��ЙC(j��)��ăɂ��^��—��x�քe�ڃɂ��(g��u)��һ��(g��u)��ăɶ��M(j��n)��,��

�t(y��)��ˮ̎��SBR��

SBR��ˇ��gЪʽ��ϵ�y(t��ng),��ַQ��ʽ��ϵ�y(t��ng)��SBR��ˇ��ؚ��,��B(t��i)�ό��ȫ��,��ЙC(j��)�ｵ��ϣ��s�Ǖr�g�ϵ��,��ЙC(j��)��S��r�g��ƶ��,��M(j��n)ˮ��(y��ng),��,��ˮ��e�õ��傀��^�̽M�ɣ��ˮ��e�ýY(ji��)��(g��u)��һ��,��ÿ��^�̶��һ��O(sh��)��ؚ�򔇰�ķ��(y��ng)��(n��i)��M(j��n)�е�,��

AB��

AB��ⷨ��A��Ը�ؓ(f��)�ɻ򳬸�ؓ(f��)��\��(��ؓ(f��)��>2.0kgBOD5/kgMLSS�Bd),��B��Ե�ؓ(f��)��\��(��ؓ(f��)��һ��0.1��0.3kgBOD5/kgMLSS�Bd),��A��B�ɼ��Ъ��ϵ�y(t��ng),��ɼ��໥��,��ԓ��ˇ̎��Ч��(w��n)��п��_��ؓ(f��)��,��PHֵ׃��,��ԓ��ˇ߀��Ը��(j��)��(j��ng)��(j��)��M(j��n)�з��ڽ��O(sh��)��Ƚ�A��,��p��ˮ�еĴ��ЙC(j��)��,��_(d��)��(y��u)��һ��̎��Ч��ȗl��,��ٽ�B��ԝM��ߵ�̎��Ҫ��,��

A/O��A2/O��A/Oϵ�y(t��ng)��A2/Oϵ�y(t��ng)��ȱ��-��-ȱ��-��

��̎��M�ɵ��ˮ��Ó��̎��ˇ��

CASS��ˇ��̎��

CASS��ˇ��(y��ng)�^(q��)��ȱ��ͺ��ɲ��,��M(j��n)��ؚ�,��Ʋˮ��ؚ�,��ؚ�r��ݶȴ�,��fЧ�ʸߣ��(ji��)��Ч��@,��\��M�ÿɽ��20%��,��

CASS��ˇ��ｵ�⡢��͏Uˮ�ŷž��ͬһ��M(j��n)��,��{(di��o)��(ji��)��,��ؼ��O(sh��)��,��ɴ��(ji��)ʡͶ�Y,��\��M�ú͜p��õء�CASS��ˇ��ӕr�ؚ�,��ʹ��Įa(ch��n)�ʵ�,��Óˮ�Ժ�;��ˮ��ؚ��O(sh��)��͸��ʽ��Ԅ��Ʋˮ�b�õđ�(y��ng)��ʹϵ�y(t��ng)��㡢�`��,��ˮ��(w��n)��,��

CASS��Å��Y(ji��)�ϵ��̎��,��һϵ��,��W(xu��)�ֶ΁��,��ֽ�,��ˮ�е��ЙC(j��)���,��,��ͬ�r߀��õĳ��׹��,��ʹ��̎��Ͷ�Y��_(d��)��̎��ˮˮ�|(zh��)��Ч��,��

ÿ��CASS��(y��ng)��x��^(q��)��ȱ��^(q��)�ͺ��^(q��)��ֽM��,��^(q��)�w�e�ȴ�Ş�1:2:27,��x��^(q��)��H��һ��ݷe��С��ˮ��|�^(q��)�,��ɺ��^(q��)��x��^(q��)��(n��i)�c��r��ˮ��,��|��(chu��ng)��΢��NȺ�ڸ�ؓ(f��)��µĸ��l��,�x��(y��u)�ݾ��N,��Ч��ƽz��ֳ,��ϵ�y(t��ng)��(w��n)��,ͬ�r��Ŀ��üӿ��ܽ��Ի��|(zh��)��ȥ��,��y��ЙC(j��)��õ�ˮ��,߀��ʹ��е��څ��l��µõ��Ч��ጷ�,��

ȱ��ȡ�^(q��)��o��x��^(q��)��M(j��n)ˮˮ�|(zh��)ˮ��׃��ľ��_��,��ԓ�^(q��)��Ҫ��ͨ�^��ȥ��ЙC(j��)��,ȥ��>80%,ͬ�r��д��M(j��n)�׵��M(j��n)һ��ጷź͏�(qi��ng)��,��^(q��)��΢��ֽ��ЙC(j��)��Ҫ��,��\��ڰ��ˮ---�ؚ�,��ˮ---��,��ҹ?ji��)��ͳ��?--�e��4��A��,��ͬ��\��A�μ��r�g�ɸ��(j��)��̎��ˮˮ�|(zh��)�M(j��n)��{(di��o)��\��ѭ�h(hu��n)��(f��),��(y��ng)��ˮ��Ч�ݷe�ǂ�׃ֵ,��˷��B�m(x��)�M(j��n)ˮ,��\�з�ʽ��:��→ȱ��→��→ȱ��→��,��

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