�F��-�⸡-��̿��̎��Ⱦ�ϏUˮ

��r�g��2008-08-26 15:32 ��Դ�� : ��x��2150

1��ԭˮˮ�|

        ĳ�S(��a(ch��n)Ⱦ�ϼ�Ⱦ��g�w)Ⱦ��܇�g�ų��ľC�ϏUˮ(��30%��ҵě_ϴˮ)��100m3/d,��g�w܇�g�ų��ľC�ϏUˮ(��30%��40%�ě_ϴˮ)�s90m³/d,��

        ԭˮ�Ǻ��}��^��ĸ�ɫ��ЙC�Uˮ��o�C�}��Ȟ�15%��20%,��Ҫ��NaCl,��Na₂SO₄��ЙC��Ҫ�Ǳ�ϵ,��ϵ��,��ˮ�w��Բ�(BOD₅/CODһ��0.02��0.2)��к܏��Ķ��,��Ⱦ��Uˮһֱ��y��Ĺ��I(y��)�Uˮ֮һ,��

2��Ĵ_��

        ͨ�^ԇ�,��׷N̎��M��о�,��ܵõ��˝M��Ч��Óɫ��ˎ��,��\��M�ø�,��yʹ��ˮ�_��ŷŘ˜�;��ϡ�ˮ�Խ��ͺ��}��Ͷ�Y��,��S��y�Գ��;Ĥ��x��Ĥ�׶��,��_ϴ�l��M��NFĤ,��\��M��̫��(�_30Ԫ/m³ԭˮ),��(j��ng)�^��{(di��o)�з��M��΢늽�ķ��Ɖ�ԭˮ��ЙC��ķ��ӽY��,��_��Óɫ�ͽ��COD��Ŀ��,��ͨ�^Сԇ��ԇ,��F��—�⸡—��̿��̎��ˇ,��ˇ��Ҋ�D1��

        2.1��{(di��o)��(ji��)��

        ��{(di��o)��(ji��)�ؼȳ��{(di��o)��(ji��)��ˮ��,��ˮ�|,��ʡȥ��һ��أ��Ķ��(ji��)ʡ��Ͷ�Y,��Uˮ�е�һ��Ⱦ�ϼ��g�w��|��(j��ng)��ȥ��,��COD��͡��Q��},��C�{(di��o)��(ji��)�ص��Ч�ݷe,��܇ʽ��C,��M�뼯��c�⸡�صĸ��һ��뉺�V�C��Vٟ�̎��,��OӋȾ�ϼ��g�w�Uˮ�{(di��o)��(ji��)�ظ�һ��,��Ч�ݷe��100m³��HRT��24H,��

        2.2��F��F��Ҫ��F,��̿�M�ϵ��cԭˮ��Ɖ�ԭˮ��ЙC��ķ��ӽY��|,��ԭ��:�F�c̿�ĸ��g�λ��ͬ,��F��ꖘO��̿��ꎘO,��ԭˮ��늽��|��γ�ǧǧ�f�f��ԭ늳�,��늘O��£�Fe-2e=Fe²⁺(ꖘO��)

        ��֪��ԭˮ��,��ėl��һ��(j��ng)�F̿��ϕr,��Ⱦ�ϵİl(f��)ɫ��F��߀ԭ�鰱��,��ż��I��,��@��һ��̎��ṩ�˿ɿ��Ч�ėl��OӋ�r�򿼑]��Ҫ��,��ԭˮ�M��F��ǰ�O��ܚ��,��ÿՉ��C��⡣�F��(��)��HRT��1H,��F��(��)��HRT��2H,��

        2.3 ��Óɫϵ�y(t��ng)

        �F��ˮ��Բ��д��Fe²⁺��Fe³⁺,��ˮpHֵ�{(di��o)��7��8�r,��γ�Fe(OH)₂,��Fe(OH)₃�z�w,��γɵĵ\��^С��PAM��⸡̎��,��ڴ��^��,��ɼ��뼾�@��x�Ӹ�ЧÓɫ��Mһ��ԭˮ�е�ɫ�ȡ�ԓ�b�Þ��Ϸ��,��HRT��4min,��

        2.4��⸡ϵ�y(t��ng)

        ��ˎ��ԭˮ��д��w��Ú⸡��x�b�Ì��w��ˮ��,��ù��C��뼯��,��Ķ��ɹ�Һ��x,��⸡ϵ�y(t��ng)��ˮ�ܚ�⸡��ܚ�ˮ��30%,��⸡��ֱ��2.5m,��HRT��40min��

        2.5��ɰ�V��

        �O��˃��ɰ�V��(һ��һ��),��ҪĿ��ȥ��Ҹ��,��ʹˮ�|�_��M��̿�޵Ļ��Ҫ�󡣞V�Ϟ�Ό�ʯӢɰ,��_ϴˮ��{(di��o)��(ji��)��,��

        2.6��̿��

        �鱣�C��ˮˮ�|�_��GB8978—1996��˜ʣ��O�û��̿��,��@��Գ��Ч��ˮ�К��ЙC��,��Ķ�ʹCOD��ɫ�ȵ�ָ��_��Ҫ��,��O�Ã��̿��(һ��һ��),��̿��ڞ�36d��HRT��30min,��

3,��̎��Ч��

        �١��Эh(hu��n)��1999��11��17��-18�Ռ�ԓ�Sˮ��M��48H��16��ȡ�әz�y��z�y�Y��Ҋ��1,��ԓ�Oʩ��̎��ˮ�_��GB8978—1996��˜�,��

        ��F��̎��ԭ��γɵ�ԭ늳ؿɌ��h(hu��n)��ֽ�Ɇέh(hu��n)��,��h(hu��n)��y��Ɖ�,��֮ԭˮ�OӋ��ƫС��ʹԭˮ��(j��ng)�F��̎��һ��Fe²⁺�γ�,��COD��ȥ��ʎ׺��0,��ı��ęz�y�Y��ԭˮ��(j��ng)�F��̎��󱽰��ɱ��,��@�f��ϵ��ﱻ�ֽ�鱽ϵ��,��ʹ��ӡ�

        ԭˮ��(j��ng)�F��̎��,��ɹɏUˮ�Ϟ�һ��,��(j��ng)�кͳؼ�Óɫ��⸡̎��,��Ⱦ�ﺬ��@��,��̎��Ч��^�á�

        �ڡ��}��̽ӑ

        a.��ڮa(ch��n)��ԏUˮ�Ĵ��mGL��p��]��a(ch��n),��F��MˮpHֵ�^�OӋֵ��,��@��Ӱ��F��̎��Ч��,��

        b.��ԇ�r�l(f��)�F(xi��n)��F��汻��ʹ̎��Ч��,��a(ch��n)��F��g��F(xi��n)��,��˲��6%��8%��ϡ��M�н�ϴ���ڌ��H��,��ÿ��25��30d��F��M��һ�λ,��v�r2��3H��

4,��(j��ng)��

        ��̿�Ͷ�Y��97�fԪ,��Ͷ�Y��25�fԪ��O��ܼ��Ͷ�Y��60�fԪ,��ಿ�֞�12�fԪ,��̎��ɱ��3.51Ԫ/T��У��f�M��0.86Ԫ/T,��˹��M��0.27Ԫ/T,��M��0.49Ԫ/T��ˎ��M��1.02Ԫ/T,��F̿��M��0.22Ԫ/T,��޻��̿��M��0.65Ԫ/T��

        ��ڴ��ɫ�ȸ�,��}��,��Բ��Դ��ЙCȾ�ϻ��Uˮ,��ô��ϡ�ˮϡጵ��̎��,��Ͷ�Y�^��F��-�⸡-��̿��ˇ,��t��Ͷ�Y�^��,��