UASB-��|��ˇ�ھƾ��Uˮ̎��еđ�(y��ng)��

��r(sh��)�g��2008-12-29 16:50 ��(l��i)Դ�� : ��x��2610

1��ǰ��

��d�_(d��)�ƏS��ɞ�ԭ�ϰl(f��)��a(ch��n)�ƾ�,��ƾ��a(ch��n)��5000t/a��ÿ��a(ch��n)1t�ƾ��s�a(ch��n)��15m³�ߝ�ȾƲۏUˮ,��Uˮ��180m³/d��,��Һ�к��4%~5%�Ĺ��,��Ҫ��ֲ��M��е��w�S�ء��w�S��,��,��|(zh��)��ĸ��(x��)��ȡ��ھ��еĹ��ٷǶ��Բ��,��w�y��L(zh��ng)�ڸ��γɃ�(y��u)��(sh��),��w��಻��γɣ��茢��UҺ��,��(j��ng)��򉺞V�C(j��)�^(gu��)�V��M(j��n)��̎��,��о��ʽ��ല(UASB)��|��C��̎��ָ��(bi��o)��_(d��)��(bi��o)�ŷ�,��Ⱦ��ȥ��ʾ��99%��,��O(sh��)��\(y��n)�з�(w��n)��̎��Ч��@��,��(j��ng)�^(gu��)1a��a(ch��n)�\(y��n)��,��ˮ��(xi��ng)ָ��(bi��o)��_(d��)��O(sh��)Ӌ(j��)Ҫ��

2��ˇ��̼��O(sh��)Ӌ(j��)��(sh��)

�о��õďUˮˮ�|(zh��)Ҋ(ji��n)��1,��̎��ˇ��Ҋ(ji��n)��D,��

        ��(j��)�h(hu��n)��Ҫ�󣬏Uˮ̎��(y��ng)�_(d��)��ˮ�C��ŷŘ�(bi��o)��(zh��n)��(GB8978-96)��(j��)��(bi��o)��(zh��n),��COD_Cr≤300mg/L,��BOD₅≤100mg/L��SS≤150mg/L,��

        ��a(ch��n)�Uˮ��a(ch��n)܇�g�ų��,��ɰ�򉺞V�C(j��)��V�M(j��n)�о��ȡ��ȥ��80%��ϵđҸ��(��,��ϳ��۽o�B(y��ng)ֳ�S),��VҺ��(j��ng)�༉(j��)��žW(w��ng)�^(gu��)�V��ȥ��w��đҸ����M(j��n)��{(di��o)��(ji��)�؃�(n��i),��ˮ��ˮ�|(zh��),��ƾ��Uˮ��COD_Cr�m�ߣ��Uˮ�Ŀ��Ժ�,��BOD5/COD_Cr�s��0.6,��Uˮ�ضȿ��35~37�棬��(j��ng)�}�_��M(j��n)��U(xi��n)ASB��(y��ng)��ײ�,��C��ല��ʑҸ��B(t��i),��(j��ng)����ല��(y��ng)��ֽ�Uˮ�еĴ󲿷��ЙC(j��)��ЙC(j��)�ﱻ�ֽ��CH₄,��CO₂��H₂S�Ț��w��,��(j��ng)Ó��á��ֽ��ĵͷ��ЙC(j��)��S��Һ�M(j��n)��ؚ��{(di��o)��(ji��)��,��Ҫ��ȥ��ˮ�е��к��w,��ӏUˮ�е��ܽ��̎�턓(chu��ng)��l��,��Ȼ��(j��ng)��b܇�gϴƿˮ��_ϴˮϡጺ��M(j��n)��|��ٴ��̎��,��|��؃�(n��i)��Ժ��΢��ֽ⣬ʹˮ�е��ЙC(j��)�ｵ��,��|��س�ˮ�M(j��n)��⸡��M(j��n)�й�Һ��x,��ˮ�_(d��)��(bi��o)�ŷš��⸡�ز��ؚ��{(di��o)��(ji��)��,��UASB��(y��ng)��|��ص�ʣ��M(j��n)��(ch��)��M(j��n)��M(j��n)һ��,��\(y��n)��ϡ�UASB��(y��ng)��ضȿ��35��,��ÿ��Ч�ݷe120m³,��2�ء��|��؞�2��,��ÿ��Ч�ݷe80m³,��՚��SSR�_�Ĺ��L(f��ng)�C(j��)��o��ؚ��ÿ�׃��ؚ�ܛ��,��(n��i)�ÑҸ��,��όӸ�3.5m��O(sh��)Ӌ(j��)��ˮ��30��1,��⸡�ز��üӉ��ܚ�⸡,��ˮ��ͣ��r(sh��)�g20min��30%,��

3 �\(y��n)��Ч��

        ��(j��ng)�B�m(x��)3d�O(ji��n)�y(c��),��̎��ˇ��ˮ��Ⱦ��ȥ��ʾ��_(d��)��O(sh��)Ӌ(j��)Ҫ��,��O(ji��n)�y(c��)�Y(ji��)��Ҋ(ji��n)��4,��

4 �Y(ji��)��cӑՓ

        (1)ᘌ�(du��)��ɾƾ��Uˮ�^�y̎��c(di��n)��UASB��(y��ng)��+��|��+�⸡��ˇ,��(j��ng)��̌�(sh��)�`�C��H�ǿ��е�,��ͬ�r(sh��)Ҳ��Uˮ��ҵ��һ�l��;��

        (2)UASB��(y��ng)��O(sh��)�了(ji��n)��,��\(y��n)�з��,��ϣ��O(sh��)�ɱ��,��,��ڹ��,��ң�CODCr�ݷeؓ(f��)�ɸ�,��_(d��)��15kg/m³•d��,��ˮ��ͣ��r(sh��)�g�̣��С,��w��ȸ�,��̎��Ч��á�

        (3)�{(di��o)ԇ�\(y��n)��^(gu��)��,��UASB��(y��ng)��횾��ą��w��,��_(d��)��A(y��)��Ч��S��w��u��,��ല��ȵ��,��_��ؓ(f��)��(qi��ng)��M(j��n)ˮpH4.5��,��ϵ�y(t��ng)�Է�(w��n)��\(y��n)��,��

        (4)��|��\(y��n)�з�(w��n)��a(ch��n)��Û,��{(di��o)ԇ��g��\(y��n)�г��,��Ĥ��㣬��M(j��n)��,��ܱ��C��ˮˮ�|(zh��)��(w��n)��,��

        (5)��̏Ć��(d��ng)�\(y��n)��1a�࣬�O(sh��)ʩ�\(y��n)��,��UASB��(y��ng)��ല��,��ؒ�Ĥ��죬��,��

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