��С��ˮ̎��ˇ��

��r�g��2009-08-27 11:09 ��Դ�� : ��x��3651

һ,��

��ˮ̎��ˇĿǰ��ஔ(d��ng)��죬��ļ��g(sh��)��෨��Ĥ��,��෨��Ĥ��ĸ��M(j��n)��l(f��)չ�γ��˸��N��ͬ��ˮ̎��ˇ,��y(t��ng)�Ļ��෨̎��ˇ��С��ˮ̎��^��ʹ�á��(j��)��ˮ��ˮ��,��ˮ�|(zh��)�ͳ�ˮҪ�󼰮�(d��ng)?sh��)صČ��H��r,��x�ú��ˮ̎��ˇ��ˮ̎��\��,��̎��M�þ��ЛQ��Ե��,��

��Ҫ��ˮ̎��õĹ�ˇ��ν�B��

��,�� С��ˮ̎��ˇ

��͵��ˮ̎��ˇ��£�

��ˮ——ǰ̎�� —— ��—— ��——��—— ��ˮ
| |
-——-——��̎��ϵ�y(t��ng)--

ǰ̎��Ҳ�Q��A(y��)̎��g(sh��),��õ��и�Ż��W(w��ng)��{(di��o)��(ji��)�ء��ɰ��,��ص�,��

��ˮ̎��ĺ��֣��҂��Q��ˮ̎��ˇ��ָ�@��,��|��,��SBR��A/O��,��ͺ��̎��ˮ��Ŀǰ��(j��ng)��(j��),��m�õ��ˮ̎��ˇ��(j��)��ˮ��ˮ��,��ˮ�|(zh��)��F(xi��n)��ėl��x��ͬ��ˮ̎��ˇ��Ͷ�Y��\�гɱ��ЛQ��Ե�Ӱ�,��Ŀǰ��õ��ˮ̎��ˇ��һ��顣

1,�� o�ܺĵ��ʽС��ˮ�b��

��M(j��n)�ͻ��S��,��ˇ��£�

��ˮ——��ˮ�� —— ��^�V��—— ��——��ˮ

��ˮ��ؼ��(bi��o)��S�أ��^�V�ؼ��酒��|��,��(n��i)��,��ϼ��ˮ�ϼ��ͨ�L(f��ng)��՚��е��ˮ�е��^�̞��Ȼ�M(j��n)��,��@һ��ˮ̎��ˇ�m�ˆ΂�סլ�ǵ��ˮ̎��,��ҿ��c��(bi��o)��S�ؽM��ʹ�ã��ă�(y��u)�c��\��M�Þ��,��ˮˮ�|(zh��)��_(d��)��ҡ��ˮ�C��ŷŘ�(bi��o)��(zh��n)��еĶ��(bi��o)��(zh��n),��

ԓ��ˇ�m��ˮ��С��20m3/d��ˮ̎��̣��^�鸻ԣ��r(n��ng)��؅^(q��)ʹ��,��

2,�� A/O��

��—��ˮ̎��ˇ��£�

��ˮ——ǰ̎��——��ˮ��——��|��——��——�^�V��——��ˮ
|_______ ��___|

�O(sh��)ӋҪ�c��

A��ˮ��ز��ʽ��ല��(y��ng)��ʽ,��O(sh��)Ӌˮ��ͣ��r�g��2~4С�r,��
��²��ല�^(q��)��ല��ͨ�,��1~1.2M֮�g,��M(j��n)ˮϵ�y(t��ng)�ɲ��}�_�M(j��n)ˮ��ˮϵ�y(t��ng)��ײ��O(sh��)��ˮ��,��಻��e�ײ�,��ʑҸ��B(t��i)��

��ലƽ��Ȟ�30~35g/l,�t��ؓ(f��)�ɞ�0.35~0.30kgCODcr/kg(ss).d,��

B��|��ˇ�ǽ��ڻ��෨�c��Ĥ��֮�g��һ�N��ˮ̎��ˇ,��؃�(n��i)�O(sh��)��,��΢��һ��Ĥ��ʽ��ϱ��棬һ��քt��Ҹ��L��ˮ��,��л��෨�c��V�ص��c,��ؚ�ϵ�y(t��ng)�ɲ��ù��L(f��ng)��ϵ�y(t��ng)��O(sh��)Ӌ�r��횿��]Ͷ�Y��\�гɱ��B(y��ng)΢��Ĳ�ͬ�ă�(y��u)�ݾ��N,��|��ط֞�ɸ��֮��Ч��,��һ��Чˮ��ͣ��r�g��2.5С�r��ЙC(j��)ؓ(f��)�ɞ�

1.15kgBOD5/m3.d,��ڶ��Чˮ��ͣ��r�g��1.5С�r,��ЙC(j��)ؓ(f��)��0.768kgBOD5/m3.d��

A/O��Ҫ��c�ǣ��m��(y��ng)��,��͛_��ؓ(f��)��,��ݷeؓ(f��)�ɣ��Û,��ǳ��,��^�õ�Ó��Ч��

��A/O��A2/O,��A3/O��ˮ̎��ˇ,��ԭ��Ƶ�,��

3,��SBR��

��gЪʽ��෨��һϵ�Ѓ�(y��u)��ͨ��෨��,��Ŀǰ��ձ鑪(y��ng)��ˮ̎��,��SBR��ؚ�ؼ�߳��ã��,��Ҳ��ͬһ��M(j��n)��,��\�в��롢��(y��ng),��,��ŷš��C(j��)�傀��M��,��ͨ�^�{(di��o)��(ji��)ÿ��ĕr�g,��_(d��)��Ó��Ч��

ǰ̎��——SBR��(y��ng)�� ——�^�V——��ˮ
|
��̎��

�O(sh��)ӋҪ�c��Փ��SBR��(y��ng)��ݷeؓ(f��)��һ��^�ڵķ��,��0.1~1.3 kgBOD5/m3.d,��鰲ȫӋ��һ��ȡ��ֵ,��0.1 kgBOD5/m3.d��,��ˮλ��ˮλ,��ˮλ��(y��ng)�r��ˮλ��ˮλ��ָ�ŷŹ��Y(ji��)��r��ˮλ,��ˮλ��횱��C��ˮ�ڴ�ˮλ�r,��಻�S��Һ��ʧ��

SBR��ˇ��Ҫ��c�У��ˮˮ�|(zh��)�^��,��ռ��,��a(ch��n)��Û��Ó��Ч��,��

4,��

��ǻ��෨��һ�N׃�Σ��w�M�L,��ʷQ��,��ж�N��(g��u)��ʽ��͵��У�A��_��ʽ,��B��W�͠��,��C��湤��ʽ��ϣ�D��ؚ�—��һ�w��

��ϼ��g(sh��)�яV��(y��ng)��ڴ��ͳ��ˮ̎��S,��Ҏ(gu��)ģ��ÿ�Վװ��f��,��ˇ��څ��ƣ��䘋(g��u)��ʽҲԽ��Խ��,��Ҫ��c�ǣ��M(j��n)��ˮ�b�ú��,��ˮ��B(t��i)�ɿ��ȫ��ʽ��ڳ��w�M�L,��ʽ,��BODؓ(f��)�ɵͣ�̎��ˮ�|(zh��)��,��a(ch��n)�ʵ�,��٣��g�L,��Ó��Ĺ��,��

�O(sh��)ӋҪ�c��Һ�Ҹ��w��5000mg/l��wƽ��ͣ��r�g,��ȥ��BOD5�r,��ȡ5~8�죬��(d��ng)Ҫ��(y��ng)�rȡ10~30��,��ˮ��ͣ��r�g��20,��24��36,��48h,��(j��)��̎��ˮˮ�|(zh��)Ҫ��,��BOD—SSؓ(f��)�ɣ�Ns��0.03~0.07kgBOD/��kgMLSS.d��BOD�ݷeؓ(f��)�ɣ�Nv��0.1~0.2 kgBOD/��m3.d��,��Ȟ�50~150%,��Һ��(n��i)��ٞ�0.4~0.5m/s��ϵ��ٞ�0.3 m/s,��

��,�� ˮ̎��ˇ�İl(f��)չ

�S��ˮƽ�Ĳ��ߣ��˂��h(hu��n)��|(zh��)��Ҫ��Ҳ��,��ڭh(hu��n)��ĉ��,��M��ˮ̎��S��ڭh(hu��n)��ߵ�Ŭ��,��µ��ˮ̎��ˇ��ӿ�F(xi��n),��磺��SBR�c��ϵă�(y��u)�c��Y(ji��)�ϵ��(f��)ʽ��෨��CASS��ˮ̎��ˇ,��HCR��Ч��ˮ̎��g(sh��),��Ĥ��﷨�ȵȡ��µ��ˮ̎��ˇ�ĳ��F(xi��n),��@��ռ��eС,��\�гɱ��͡��Ͷ�Y��,��Ԅӻ��̶ȸߵ��,��ؿɰ��H��r��x��m�ϱ��؅^(q��)��ˮ̎��ˇ��

��īI(xi��n)��

��oˮ��ˮ�O(sh��)Ӌ�փԵ�5�Գ��ˮ��,��Ї��I(y��)��,��

��Խܡ��h(hu��n)��փ� ˮ��Ⱦ��ξ�� ߵȽ��,��

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