̽ӑ��r�VҺ�ĝ�s��̎��ˇ

��r�g��2009-04-07 11:17 ��Դ��Ї��h(hu��n)��l�� : ��x��1424

ժ Ҫ��r�VҺ��̎��Ŀǰ��(n��i)�h(hu��n)��̎��о��c��ͬ�rҲ��һ��y�c,��ٟ��S��ڇ��(n��i)��O(sh��),��r�VҺ��һ�N��Ⱦ��Ґ��ˮ,��ٟ��S�ڛ]�н�Q�r�VҺ̎��r��Ͷ��\��,��a(ch��n)��µĶ��Ⱦ��О�Ҳ��һ�N��Ⱦ��D(zhu��n)�Ƶ��`��,��c��ˮ͵�ŵ��ˮ�ܾW(w��ng)��О��ͬ,��Ҹ߰��COD��ȵĞr�VҺ��ˮ̎��S��\��ɲ��Ӱ�,��

2. ��B�rҺ��̎��

��\�г��,��󲿷��δ�l(f��)��컯��ͬ�r��r��y��ˮ��^��,��B�VҺ��COD�^��,��^�õĿ��ܣ��Բ��﷨�M(j��n)��B�VҺ��̎��,��UASB��ˇ,��ASBR��ˇ��SBR��ˇ�Լ�A2O��ˇ�ȅ��-��M�Ϲ�ˇ��,��

��B�rҺ�а��^��,��C/N��^�ͣ��(d��o)��C,��N,��P�ȠI�B(y��ng)ƽ��ʧ�{(di��o)��(y��n)��Ӱ��B�VҺ��,��Ҫ��C��﷨̎��ˇ��\��,��횽��B�VҺ�а��ĺ��õ�Ó��ˇ��ؚⷨ,��Ó��,��

�S��\�У��ѽ�(j��ng)��u�l(f��)��,��컯,��ｵ��|(zh��)��ģ��B�VҺ��CODֵ�½�,��ͬ�r��Ҳ��,��̎��m��Ԝp��,��С��“�ϻ�”��ĝB�VҺ��Բ��-��W(xu��)�ķ��M(j��n)��̎��,��߻�,��Fentonԇ��߼��Ĥ��x��,��

1��UASB��̎��ˇ,��Ͷ��ʹ�ú��ǰ��(n��i)��a(ch��n)��ĝB�VҺ�ЙC��Ⱦ�ﺬ��^��,��Ҵ󲿷��һЩ��ｵ��ē]�l(f��)��֬��,��UASB��ˇ��@�Nǰ�ڝB�VҺ��^�õ�̎��Ч��CODȥ��ʿɴ��70%,��

��UASB��CODؓ(f��)�ɿɸ��_(d��)10kg·m-3d-1,��(y��ng)�^��Ҳ�o��ܺģ��c��ˇ��,��ɴ��(ji��)�s��(y��ng)��ռ��e��,��,��S��޵��,��w�Юa(ch��n)��ą��B(t��i)��u��죬�B�VҺ��w��{(di��o)��(ji��)�؃�(n��i)�L�ڜ��,��UASB��̎��Ч��׃��,��

2��SBR��̎��ˇ��

SBR̎��ˇ��һ�Nͨ�^�r�g��,��һ��γ؃�(n��i)��M(j��n)ˮ,��衢��ؚ�,��,��ˮ��^�̵��ʽ��(y��ng)��^��_��ؓ(f��)��,��ɸ��(j��)�B�VҺˮ�|(zh��)��(f��)�s��׃��c�`��{(di��o)��ˇ��(sh��),��҅��c��Ľ��M(j��n)�У��_(d��)��^�õ�Ó��Ч��,��V��д��ɽ��^�˷N��ˇ,��B�VҺCOD��ȥ��ʿɸ��_(d��)90%��ϡ�

3��Ó��ˇ,��

�ߝ�ȵİ��ǝB�VҺ��ˮ�|(zh��)��֮һ,��(j��)��ʽ��ɷֵĲ�ͬ��B�VҺ��һ��Ĕ�(sh��)ʮ��ǧmg/L��,��S��r�g��L,��е��ЙC��D(zhu��n)��o�C��,��B�VҺ�İ��ߵ�څ�ݡ�

�c��ˮ��,��B�VҺ�İ��ȸ߳��(sh��)ʮ��(sh��)�ٱ�,��һ��棬��ڸߝ�ȵİ��̎��ϵ�y(t��ng)��һ��,��һ��,��ڸߝ�ȵİ��ɝB�VҺ�е�C/N��ʧ�{(di��o)��Ó��y��M(j��n)��,��(d��o)��K��ˮ�y��_(d��)��(bi��o)�ŷ�,��

��ˣ��ڸ߰��ȝB�VҺ̎��ˇ��,��һ��Ȱ��Ó,��M(j��n)��̎��Ĺ�ˇ��̡�Ŀǰ��Ó��Ҫ��ʽ��ؚ��,��Ó��;��s��,��(n��i)�õ��ǰ�ɷN��ʽ��ؚ�ش�Ó��ښ�Һ��|��eС,��ÓЧ�ʵ�,��m��ڸ߰��B�VҺ��̎��ô�Ó��Ĵ�Ó��mȻ��^�ߵ�ȥ��Ч��,��Ͷ�Y�\�гɱ��,��Ó��β��y��ȱ�c��ƺ��,��Ó��ֵĽ��O(sh��)Ͷ�Yռ��Ͷ�Y��30%��,��\�гɱ�ռ��̎��ɱ��70%��ϡ��@��Ҫ��\��^��,��Óǰ��회��B�VҺpH �{(di��o)��11 ��,��Ó��˝M��Ҫ,��茢pH��{(di��o)��ԣ��\��^��Ӵ��A�{(di��o)��pH,��ṩһ��Ě�Һ��|��e,��߀��Ҫ�L(f��ng)�C�ṩ��L(f��ng)��ԝM��һ��Ě�Һ�ȣ��˝B�VҺ̎��ɱ��ƫ��,��

4��Ĥ��̎��ˇ,��

Ĥ��̎��ˇ�еķ��B͸̎��ˇ�ڇ��B�VҺ̎��S�Б�(y��ng)��^�࣬��Ͷ�Y��\�I�ɱ��P(gu��n)ϵ,��(n��i)�H�ЏV��d�S��B�VҺ̎��S��ô˹�ˇ,��B͸�M��ʽĤ��F(xi��n)��Ͷ��\�У��sҺ�a(ch��n)��M(j��n)ˮ��20%,��ʿ��_(d��)80%,��ڷ��B͸Ĥ��ܽ��}��o�C��Ӽ��100��ЙC��ͨ�^,��(j��ng)�^�˹�ˇ��̎��,��ˮ��_(d��)��ҡ��Ⱦ��Ƙ�(bi��o)��(zh��n)��еĝB�VҺ�ŷ�һ��(bi��o)��(zh��n)��,��ÿ��B�VҺ��̎��ɱ��,��

5��߻��g(sh��)��

��߻��ǽ��l(f��)չ��һ�N��(�U)ˮ̎��¼��g(sh��),��һЩ�댧(d��o)�w��ϵ��A��ӕ��l(f��)��(d��o)��,��Ķ��a(ch��n)��к܏��(y��ng)��Ե��—��Ѩ��(d��ng)��w�Ƶ��댧(d��o)�w��,��߀ԭ��c��߀ԭ��(y��ng),��Ķ��𵽽��Ⱦ��á�

�S��ˌ�ZnO/TiO2��(f��)�ϰ댧(d��o)�w�߻��B�VҺ��̎��,��ˮˮ�|(zh��)�_(d��)��ˇ��ŷŘ�(bi��o)��(zh��n),��Է��̎��B�VҺ��о��аl(f��)�F(xi��n)��(d��ng)pH=3�r��COD��ȥ��,��Ҳ��ԗl��Fentonԇ��̎��B�VҺ��Ч��,��߻��ǽ��ܵ��ҕ��ˮ��¼��g(sh��)֮һ��B�VҺ��̎��M(j��n)һ��߳�ˮˮ�|(zh��),��

6��늽�̎��g(sh��),��

늽ⷨ̎��Uˮ�Č��|(zh��)��늽��ð�ˮ�е��Ⱦ��ȥ��ж��|(zh��)׃�ɟo��Ͷ��|(zh��),��ڌ��B�VҺ��SBR��̎��ˮ�M(j��n)��늽��ԇ�r�l(f��)�F(xi��n)��pСpHֵ,��λ�w�e�B�VҺ��늘O��e��COD��NH3-N��ȥ��,��һ��(n��i)��ܶ��COD,��NH3-N��ɫ�ȵ�ȥ��,��С��ڑ�(y��ng)��늽��̎��B�VҺ��о��ҵ��m�˵�늽��l��pHֵ��4��Cl-��Ȟ�5000mg/L,��ܶȞ�10A/dm2,��SPR��Ԫ늘O��ꖘO��늽�r�g��4h,��ڴ˗l��,��COD��ȥ��ʞ�90.6%��NH3-N��ȥ��ʞ�100%��

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