A2O-BAF(li��n)�Ϲ�ˇ̎��̼��ˮ

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ժҪ: �о��A2O-BAF (li��n)�Ϲ�ˇ̎��̼��ˮ�r��A2O ��ˇ�΅��^(q��)��ȱ��^(q��)�ͺ��^(q��)��ݷe�ȼ��Һ��,��̽ӑ�ˏ��ԓ��ˇ�ķ��׹�ˇ�l��Y(ji��)��,��A2O ˮ��ͣ��r�g��5. 6 h��g��9d,��100%,��Һ��200%��BAF HRT ��30 min,��ˮ�ܽ��|(zh��)��Ȟ�6 �� 8mg/L �Ĺ��r��̎��̼��Ȟ�3. 21 ��ˮ,��ϵ�y(t��ng)��ڷ��׬F(xi��n)��{(di��o)��(ji��)A2O ��ˇ�θ��^(q��)�ݷe�ȣ��ֵ��3��4��2�r,��ϵ�y(t��ng)��Ó��Ч��,��Ϳ��׵�ȥ��ʷքe��67. 4%��98. 6%��Y(ji��)��S��ԓ�ݷe�Ȳ�׃,��׃��Һ��,��Һ��Ȟ�250%�rϵ�y(t��ng)��Ч��ã��н^��(sh��)�ľ��׾��з��׵��,��ȱ��^(q��)��ˮ��B(t��i)��Ϳ��׵��|(zh��)��Ȏ׺��0��ԓ�p��๤ˇ�ܳ�ְl(f��)�]��๤ˇ�c��Ĥ��ˇ�ă�(y��u)��,��䌦��̎��̼��ˮ��_��õ�̎��Ч��

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A2O ��ˇ��ͬ�rȥ��ЙC���,��ҿ�ˮ��ͣ��r�g(hydraulic retention time,��HRT) �̡��ײ��,��̎��ˮ��,��\��M��^�͵ȃ�(y��u)�c��Ї��ˮ̎���ε�ͬ�rÓ��׵Ĺ�ˇ֮һ��ԓ��ˇҲ��ȱ�c,��ͬһ��ϵ�y(t��ng)��ͬ�r��ھ��׾��,��ھ��׾��gҪ��һ�ӣ��@��2 �N��gҪ��ì��[1-3]��ᘌ�A2O ��ˇ��ڵ�ȱ��,��A2OBAF(li��n)�Ϲ�ˇ,��ԓ(li��n)�Ϲ�ˇ��A2O ϵ�y(t��ng)��Ҫ��ɵ��ЙC��ȥ��,��,��ؚ��V��(biological aerobic filter��BAF) ��ڶ��֮��,��ҪĿ��,��BAF �Ĳ��ֳ�ˮ��A2Oϵ�y(t��ng)��ȱ��Ξ鷴��ú�ȱ��ṩ��w��ԓ�p��๤ˇ��Q�˂��y(t��ng)A2O ��ˇ��c��׾��gì�ܣ��̶ȵذl(f��)�]�˻��c��Ĥ�@2 �N̎��g(sh��)�ă�(y��u)�ݣ��BAF ��M��,��ʹ�û��в��B(t��i)��,��Ķ��Mһ��Q��څ��^(q��)��c��׾��̼Դ�Ġ��Z[4-7]��

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��ԇ��A2O ��ˇ��BAF ��ˇ��A(ch��)�ϣ��c�о��2 �N��ˇ(li��n)�Ϻ�A2O �Ѕ��,��ȱ��κͺ��ε��ݷe��,��ͬ�r��̎��̼��ˮ�r��Һ��Ȍ��Ե�Ӱ�,��Ķ��錍�F(xi��n)�ѽ��ˮ̎��S�ĸ��,��(y��u)��c��Լ��ˮ��Ó��ṩ��Ч��Փ��(j��)��

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