��û��ˮ��l(f��)�� a��̼Դ��(y��u)��Ó��

��r�g��2014-12-15 11:59 ��Դ��Ї��oˮ��ˮ΢�� : ��x��3005

��ˮ̎��S��Ó��,��(zh��)�и��ŷŘ�(bi��o)��,��ھֲ��Ѕ^(q��)��Ó��׼��g(sh��)��δ��҇��ˮ�w�h(hu��n)��ı�Ȼ�x��,��

��ض��ˮ̎��S,��Ƽs��Ó��Ч��ֱ��Mˮ�е��ЙC��ȼ��ԣ��˫@�ÿɿ��Ó��Ч��,��MˮCOD/TKN��Ҫ�_��7~8��,��҇��ܶ��ˮ̎��SCOD/TKN�s��3~5֮�g;��EBPR��MˮCOD/TP≥40,��ɿ��ٽ��ЙC��(rbCOD)�cTP��ֵ��Ҫ��18~20��,��VFA/TP≥4~7��^(q��)�]�l(f��)��֬��VFA��Ҫ�_��25mg/L,��п��ܫ@�ñ��^�M��ĳ��Ч��,��

��Փ��`��,��ֻҪ��^(q��)��VFA��EBPR��ˇ��ʹ��ˮTP�_��0.1mg/L,��҇��ܶ��ˮ̎��S��H�MˮVFA�s��10mg/L,��Ϸ��У��H�H��ه�Mˮ�ИO��޵�VFA��ͅ��؃�(n��i)1~2h�Ķ̕r�g�l(f��)��,��o��M��Ó��׌�rbCOD��VFA��Ҫ��,��a��rbCOD��VFA��ǌ��F(xi��n)EBPR,��Ƴ�ˮˮ�|(zh��)�ı�Ȼ�x��,��

��Щ�꣬��ڳ��ˮ�⼼�g(sh��)��u�ɞ��о��c,��cͶ��ⲿ�̘I(y��)̼Դ��,��ְl(f��)��ˮ�S��ڵ�“��(n��i)̼Դ”�a��MˮrbCOD��o��ǾGɫ,��ɳ��m(x��)�İl(f��)չ��

��ˮ�⼼�g(sh��)�𲽵õ��_�l(f��)�͑�(y��ng)��,��a(ch��n)Ҏ(gu��)ģ�Ĺ�ˇ��^��,��WһЩ��絤��Щ��ɹ��l(f��)չ�˂�(c��)��ˮ�⹤ˇ,��õ��ɹ��(y��ng)��,��҇��@��Č��`��󣬻��ˮ��ڌ��о��A��,��ͬ��W(xu��)�M��˻��ډA�ԗl��(pHֵ=10)ˮ��a��VFA��Ó��׵��ԇ�о�,��(n��i)��Ҏ(gu��)ģ��ˮ�ⰸ��δҊ��

1,��ˮ�⹤ˇ��

1.1��l(f��)�͹�ˇ��

Ŀǰ��ˮ�⹤ˇ��γ��˲�ͬ�Ĺ�ˇ��(g��u)��,��Ĺ�ˇ��Ҫ�֞��ˮ��(MSH)�͂�(c��)��ˮ��(SSH)�ɷN��ʽ��ˮ�⌦��x��Ϸ֞��Һˮ��,��ˮ�⼰ʣ��ˮ��N,��

��ˮ��ָ�Ķ��ػ��صĻ��ȫ��(j��ng)�^һ��ˮ��l(f��)��^�̣��(c��)��ˮ�⹤ˇ��ˮ��؄t��֮��,��h(hu��n)��(ji��)�O(sh��)��һ��Ϊ��ķ��(y��ng)��,��е�һС��M��SSH�أ�ͣ��1~4d�󸻺�rbCOD��ٻ��,��F(xi��n)��Ó��׵�Ŀ��,��

SSH��ˇ�ڵ��õ��ٰl(f��)չ�͑�(y��ng)�ã��SSH��g(sh��)��A(ch��)��,��EnviDan��˾�Mһ��l(f��)չ��ARP/SSH��ˇ,��ڏ��Ó��׵�ͬ�r,��߀��Mˮ�ЙCؓ�ɻ�ˮ��ؓ�ɣ�Ŀǰ��,��ѽ�(j��ng)�Д�(sh��)ʮ��ARP/SSH��ˇ��ˮ�S��\��,��

1.2��ˮ��^�̼�Ӱ��

��ˮ�S��(sh��)��ĝ��̼Դ��u��ˮ�⹤ˇ��̼Դؕ�I��,��Լ�ˮ�❓��P(gu��n)��Ҫ,��mȻ��ˮ��VFA�a(ch��n)��Ҫ��ڻ��࣬��ǌ��ض��ˮ�S,��(sh��)��Ҫ�h�h��ڻ��,��

�Y(ji��)��Mˮ�пɽ��COD(��bCOD��ʾ)��D(zhu��n)��^�̣��Һˮ��c��ˮ��VFAؕ�I��ם��,��

�ڻ��ˮ��^��,�Mˮ��1kg��bCOD��K�ܱ�PAO��ò�ȥ��0.009~0.014kg,��Ҫ�f��ǣ�Houweling��˽o��Ĺ��ǻ��BioWin��ģ��ܛ��Ļ��^�a(ch��n)��ϵ��(sh��)Yobs=0.2kgCOD/kgbCOD,��C�υ��(n��i)��īI��(sh��)��(j��),��P��J��ֵƫ�ͣ��h��(j��)��ˇ��H��rYobsȡ0.3~0.5kgCOD/kgbCOD,��˿��Ը��(j��)�ض��ˮ�S��MˮbCOD��ȼ��(sh��)��ˮ�⼼�g(sh��)�ĝ��ڳ��,��

��H�ϣ��ǻ��ڼ��ˮ��,��Ȼ��,��߀��˴��Ⱦ��@Щ��Ⱦ��SRT��(n��i)��΢��ˮ��,��,��ϵ�y(t��ng)SRT��Ӱ��ˮ��a(ch��n)�ʵ��P(gu��n)�I��ӡ�

��Һˮ��(UMIF)��ˇ�Ȇμ��wˮ��^�̸��(f��)�s,��Ҫ��ɂ��^�̣��,��Ҫ��]�Mˮ�б��ЙC���UMIF�^(q��)��(y��u)��ˮ�⣬��@��ˮ��ؕ�I��Ҫȡ�Q��Mˮ��ЙC��H��Ĕ�(sh��)��,��ͬ�rUMIF�^(q��)��ռϵ�y(t��ng)��ı��Ҳ��Ӱ�UMIFˮ��a(ch��n)�ʵ��P(gu��n)�I��;

��,��౾��ˮ��^�̣�Ҳ��f��ڻ��Һˮ��,��Ȱ��MˮbCOD��ֱ��ˮ��l(f��)��,��ְ��m(x��)��ˮ��l(f��)��^�̡��(j��ng)��,��MˮrbCOD�l(f��)��VFA�Įa(ch��n)�ʞ�0.55~0.9kgCOD(VFA��H�a(ch��n)��ܰl(f��)��^�̮a(ch��n)��Ӱ푶��ͬ),��Mһ��Ӌ��ó��MˮbCOD��TP��ȥ��ؕ�I��0.055~0.09kgP/kgbCOD��

��ɷN�l(f��)��;��ɿ��,��ֱ��MˮbCOD�M�л��Һ�l(f��)�͕��@�ø��ߵ�VFA�a(ch��n)��,��ؕ�I�ʸ��,��

2��ˮ��ʾ��Ŀ

2.1�Ї��R��ɽ��ɽ��ˮ�S

��ɽ��ˮ̎��S̎��Ҏ(gu��)ģ��6.0×104m3/d,��Î�ǰ�Å��ص�Orbal��Ϲ�ˇ,��ˮ��(zh��)�С��(zh��n)��ˮ̎��S��Ⱦ��ŷŘ�(bi��o)�ʡ�(GB18918—2002)��һ��B��(bi��o)�ʣ�2007�꽨��\��,��ԓ�S�MˮCOD/TNֵ��3~5,��꼾�Mˮ̼Դ�t��ͣ��Mˮ�пɹ��׵ĵ��rbCOD��VFA��m(x��)��ȱ��,��Ӱ푷��׾��Ĕ�(sh��)��,��

��y��෴��ƽ��H��0.68mgNO-3-N/(gVSS-h)��@��@��īI��DNRһ��1.2~3.0mgNO-3-N/(gVSS-h)�Ĕ�(sh��)ֵˮƽ;��ƽ��Ҳ�H��0.48mgPO3-4-P/(gVSS-h),��^�͵ķ��ʼ��Ƽs��ϵ�y(t��ng)��Ó��Ч��,��

��]��ˮ�SrbCOD��ز��r��췽��SSH��g(sh��),��齵��Ͷ�Y,��ԭ��һ��ʽ��e�ó��ݣ��SSH��,��Ĺ�ˇ��Ҋ�D1,SSH��BDҊ�D2,��칤��2012��4��ɲ�Ͷ��\�С�

�D1��SSH��g(sh��)��Ĺ�ˇ��

�D2��ɽ��ˮ�SSSH��BD

��ɽ��ˮ�S��\��񣬳�ˮָ��(bi��o)��ǠI�B(y��ng)�}ָ��(bi��o)�õ��@��,��MˮCOD,��TNƽ��155.8��36.8mg/L�ҟo��̼Դ��r��,��ˮTN<15mg/L,��TP<1mg/L��TN<12mg/L�ĸ��ʞ�75%,��TP<0.5mg/L�ĸ��ʞ�55%,��

2.2��HendersonNV��ˮ�S�Ļ��Һ�l(f��)��

λ��(n��i)�A�_�ݵ�HendersonNV��ˮ�Sƽ��̎��8×104m3/d��D3��ԓ�S�½��һ�M��ͼ�ƽ�沼��,��̎��23000m3/d,��ԓϵ��چ��Mˮ��VFA<5mg/L��o��M��EBPRҪ��,��,��\��ˆT��^(q��)�ڶ��ָ��еĔ��P(gu��n)��ÿ��ֻ�M��15min��ҵĶ̕r��,��M�л��Һ�ھ��l(f��)��,��“UMIF”ģʽ�\��,��

�{(di��o)��\��ģʽ��AN2,��AN3�^(q��)��ם��@��,��AN3�^(q��)��ם��_��9~10mg/L��\��ģʽ(AN2��_��)��ם�ȸ߳��7mg/L,��ˮTP�@��,��f��P(gu��n)��Mˮ�е��ЙC�ﱻ��Ѹ��ԓ�^(q��)��“�oֹ��l(f��)��”�^��аl(f��)��^��ֵ�ˮ��l(f��)��,��Mˮ�е�bCOD�D(zhu��n)��ʸ�,��(j��ng)��m(x��)̎��K��ˮTP�_��0.03mg/L��h��ŷŘ�(bi��o)��,��

�D3HendersonNV��ˮ�S��ع�ˇ��ʾ��

3,��Y(ji��)�Z

�oՓ��Һˮ�⣬߀�ǂ�(c��)��ˮ��,��Ч�a��ˮ�S�MˮrbCOD,��VFA�Ĳ��㣬��Ó��Ч��,��oՓ�ǬF(xi��n)��ˮ�S��(bi��o)��,��߀��½��Ŀ��Ҫ��]��ˮ�S“��(n��i)̼Դ”�ĳ��ھ��,��ˮ�⼼�g(sh��)��Ч��ˮ�S�ɱ��ˮ̎��ϵ�y(t��ng)��\�з�(w��n)��Լ��ɿ��,��ˮ��^��еĵ��ጷŲ��ϵ�y(t��ng)��Ó��ؓ��Ӱ�,��

�u�Z��

��(n��i)��ˮ�S�Mˮ̼Դ��,��(d��o)��ˮ̎��S��ϵ�y(t��ng)��Ó��Ч�ʵ��¡��(n��i)��̼Դ��,��̼Դ�ܹ�(ji��)ʡ��Դ,��ܜp�ٺ��m(x��)��̎�펧��һϵ�І��}��߂��õ��о��x�͌��H��Ãrֵ,��

��о��˻��ˮ��l(f��)��a��ˮ̎��S��̎��ϵ�y(t��ng)�е�̼Դ,��ͬˮ�⹤ˇ��͡��ͬˮ�⌦��ˮ��ṩ̼Դ��ĝ��M��˷��U��,��ͨ�^�ɷN��ˮ��ʾ��ĿԔ��U��˻��ˮ��ṩ̼Դ��ˮ̎��SÓ��׵��x,��ԓՓ��x�}�߂��õ��Փ��x��ָ��(d��o)��x��乤��(n��i)�ݾ߂�ܺõđ�(y��ng)�Ãrֵ,��ܞ��ˮ̎��S��Ҏ(gu��)��͸��M��õ�ָ��(d��o)��x,��?gu��)��ܺõĽ?j��ng)��Ч�档

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