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1 �B�rҺ̎��r��B

1.1�p��l(w��i)��(ch��ng)�B�rҺˮ�|(zh��)��r

�҂��2001��9��2003��9��(du��)�B�rҺ�M(j��n)��ÿ��3�ε��B�m(x��)�z�y(c��)��Ҫ�z�y(c��)�(xi��ng)Ŀ��CODcr,��BOD5,��NH3-N��pH,��CODcr��t��⛷�,��BOD5ϡ��c��B(y��ng)��NH3-N��s��͵ζ��,��2a�ęz�y(c��)�Y(ji��)��,��B�rҺ��Ҫ��Ⱦ��ָ��(bi��o)��BOD5 600��11000mg/L��CODcr 2000��20000mg/L,��NH3-N 300��1500mg/L,��c(di��n)�ЙC(j��)��Ⱦ��ȸߣ�һ��׃��^��,��ĩ�ĳ��,��ͣ�NH3-Nָ��(bi��o)��^��,��ҳ��څ��(sh��),��

1.2�B�rҺ��ˮ̎��(ch��ng)̎��ˇ

ԓ��ˮ��(ch��ng)��Ҫ��̎��g(sh��)̎��B�rҺ��乤ˇ��̣��→��→��侮→�{(di��o)��(ji��)��→��(j��)��→UASB��(y��ng)��→DAT→IAT��(y��ng)��→��ˮ��,��ˮ̎��(ch��ng)�O(sh��)Ӌ(j��)̎��300t/d,��M(j��n)ˮָ��(bi��o)BOD5 1000��2000mg/L��CODcr2000��3000mg��L,��SS 300��700mg/L,��NH3-N60mg/L��pH6��9,��O(sh��)Ӌ(j��)��ˮָ��(bi��o)��BOD5 30mg/L,��CODcr 120mg/L��SS 30mg/L,��NH3-N 25mg/L,��pH6��9��

1.3 UASB��cDAT-IAT�ص�̎��Ч��

��ˮ̎��(ch��ng)��2002��5��ʽ�\(y��n)��,��UASB��(y��ng)�ز��ýӷNֱ��B(y��ng)��B(y��ng)��w��,��ӷN��Ж|��ˮ��(ch��ng)��ե܇�g���(j��ng)��ˮϡጺY�x��ą��,��ӷN��Ͷ��50kgTSS/m3��ҡ,��M(j��n)��U(xi��n)ASB�ĝB�rҺ��ʹ֮�m��UASB��\(y��n)��Ҫ��,��\(y��n)��2��(g��)�º�UASB��̎��Ч��_(d��)��Ҫ��,��CODcr��ƽ��ȥ��_(d��)��79��,��BOD5�_(d��)��86��Ҋ(ji��n)��1,��

��1UASB��5�¡�9��CODcr,��BOD5ȥ��

DAT-IAT��ע��؏�UASB��ĝB�rҺ�󣬼��|��ˮ��(ch��ng)��ե܇�g���(j��ng)ϡ��^(gu��)�Y��,��ͬ�r(sh��)�_(k��i)ʼ�ؚ�,��ܽ��ȿ��2��4mg/L��12h��һ��(g��)�\(y��n)��ڣ��ؚ�10h,��1h,��ˮ40min��17Ъ20min��,��\(y��n)��1�ܺ�,��CODcrȥ��_(d��)��70��ң�BOD5ȥ��_(d��)90��,��20d��,��NH3-N��ȥ��_(d��)��98��ϣ��ˮNH3-N��s�ζ��љz�y(c��)��,��Ҋ(ji��n)��2,��

��2DAT-IAT�ص�CODcr��BOD5,��NH3-Nȥ��

1.4�\(y��n)�Ѕ��(sh��)�Ŀ��

�M(j��n)ˮ�B�rҺ��Ⱦ��Ⱥ��O(sh��)Ӌ(j��)�M(j��n)ˮָ��(bi��o)��ܴ�,��Щ��ˮָ��(bi��o)�_(d��)��O(sh��)Ӌ(j��)Ҫ�󣬽�(j��ng)�^(gu��)һ�Εr(sh��)�g�Č�(sh��)�(y��n),��,��_��M(j��n)ˮָ��(bi��o)CODcr≤5000mg/L��NH3-N≤700mg/L,��M(j��n)ˮ��^(gu��)��,��҂��̎��ĝB�rˮ�M(j��n)��ϡጡ��(j��)��M(j��n)ˮˮ�|(zh��),��ˮ��(ch��ng)��(sh��)�H��̎��8.5t/h��,��(sh��)�H�\(y��n)��п��M(j��n)ˮ��8t/h��ң��(j��)�\(y��n)��r��m��(d��ng)�{(di��o)��,��UASB��ˮ��ͣ��r(sh��)�g��90h��,��

DAT-IAT��ˮ��ͣ��r(sh��)�g��ڼs60h,��3000��5000mg/L��g≥30d,��ܽ��2��4mg/L,��

2 ��

2.1 UASB��Ͷ�ӽӷN��\(y��n)�Ѓɂ�(g��)�º�CODcrȥ��ʿ��_(d��)��60��89��,��BOD5ȥ��ʿ��_(d��)��80��93��,��ཛ(j��ng)�z�(y��n)��l(f��)�F(xi��n)��Ӳ�ȵļ�(x��)С�w��,��M(j��n)һ��w�,��ȥ��ʿ��ܕ�(hu��)��Щ,��

2.2��ˇ��^�õ�ȥ��NH3-N��(d��ng)�M(j��n)ˮ�B�rҺNH3-N��700mg/L��r(sh��),��DAT-IAT��(du��)NH3-N��ȥ��97��,��ˮNH3-Nָ��(bi��o)“δ�z��”��ԭ��

��1��ڝB�rҺ��UASB��ͣ��r(sh��)�g��(du��)�^�L(zh��ng),��^�׽��ЙC(j��)�ɷ��ѵõ��,��M(j��n)��DAT-IAT�غ��^�׽��ЙC(j��)��DAT��M(j��n)һ��,��M(j��n)��IAT��е��ЙC(j��)�ﶼ�^�y��ｵ��,��IAT��зֽ��ЙC(j��)��ľ��N��L(zh��ng)��ֳ��oIAT��L(zh��ng),��ֳ�ṩ��һ��(g��)��ėl��,��Ķ�ʹ��a(ch��n)��ֳ,��ʹNH3-N��ȫ,��

��2��ͣ��r(sh��)�g�^�L(zh��ng)��һ��30d,��ķe��,��ڳ��γɃ�(y��u)��(sh��)��Ⱥ��

��3��ˮ��ͣ��r(sh��)�g�^�L(zh��ng),��NH3-Nȥ��ʺܸ�,��

2.3 DAT-IAT��BOD5��ƽ��ȥ��89��(du��)CODcrȥ��ʲ��,��䮔(d��ng)UASB�،�(du��)�ЙC(j��)��ȥ��Ч��^�Õr(sh��),��DAT-IAT�،�(du��)CODcrȥ��ʸ��ͣ��ܶ��r(sh��)��ˮCODcr�z�y(c��)ֵ߀��M(j��n)ˮCODcr�z�y(c��)ֵ,��(du��)��@�N�F(xi��n)��,��҂��J(r��n)�飺

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3 �Y(ji��)��Z(y��)

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