��صĸ߶��O(sh��)Ӌ(j��)

��r(sh��)�g��2008-04-11 16:32 ��Դ�� : ��x��3307

�҇�Ŀǰ��ˮ�O(sh��)Ӌ(j��)Ҏ(gu��)��Ҏ(gu��)��,��ص��Чˮ��˲��2-4�ף��O(sh��)Ӌ(j��)�փ�(c��)�ͽ̿ƕ��(du��)��ظ߶��O(sh��)Ӌ(j��)��ֻ��˶��Чˮ��Ͷ��^(q��)�ݷeӋ(j��)��(xi��ng)��,�,��

        ��Чˮ���r(sh��)�gӋ(j��)�㣬һ��r(sh��)�gȡ1-1.5h,��^(q��)�ݷe��2h�A��Ӌ(j��)��,��
��
         ��(sh��)��@һҎ(gu��)��ǟo��M(j��n)�ж��ظ߶ȵ�Ԕ��(x��)Ӌ(j��)��ģ��磺��^(q��)�c��߅�߶ȵ��P(gu��n)ϵ,��
��
        ��(n��i)ĳЩ�O(sh��)Ӌ(j��)�о�Ժ��(du��)ݗ��ʽ��ؿ��߶�Ӌ(j��)��ã��,��Чˮ���_�Ӹ߶�,��߶�,��ص��F�w��ָ߶�֮�͡��Чˮ��Ӌ(j��)��r(sh��)�gһ��3С�r(sh��),��ˮ��ؓ(f��)�ɲ��҇��O(sh��)Ӌ(j��)Ҏ(gu��)��Ҏ(gu��)��1-1.5m3/m2.h,��_�Ӹ߶�ȡ0.5�ס��ȥ�ص��F�w��ָ߶�,��߅��ȣ��a(ch��n)�\(y��n)��ȡ��Ч��,��
��
        Ӣ��WRC�O(sh��)Ӌ(j��)��ȱ��ͬ��ȱ�ٳ��صĸ߶Ȕ�(sh��)��(j��)��ښW��һ��õ�ATV��ˮ̎��f(xi��)��(hu��)��߶ȷօ^(q��)��a(b��)��,��
��
        ��ATV�ƶ��O(sh��)Ӌ(j��)Ҏ(gu��)��A131��Ҏ(gu��)��Ķ��Ӌ(j��)��,��Ѷ��ȷ��÷֞�4��(g��)�^(q��)��ˮ�^(q��)��x�^(q��),��(ch��)��^(q��),��s��^(q��)��
��
        ��1��ˮ�^(q��)��h1��
��
        �鰲ȫ��C�^(q��),��p�p�L(f��ng),��ܶȲ��ߌ�(du��)��w�ĳ��úͲ��Ȳ��ɱ��Ӱ��,��h1 = 0.5m
��
        ��2��x�^(q��)��h2��
��
        ��Һ�ڷ��x�^(q��)��ˮ��x,��ԓ�^(q��)��ͳ��(g��)�^�̣��x�^(q��)�ĳ��^�̕�(hu��)��M(j��n)ˮ��Ӱ�,��
��
        ��x�^(q��)Ӌ(j��)��ͣ��r(sh��)�g0.5h,��
��
        Ӌ(j��)�㹫ʽ��h2 = 0.5•Qmax(1+R)/[1-(SVI×MLSS)]��(m)
��
        ʽ�У�SVI——��ָ��(sh��)��m³/kg��
��MLSS—��Һ�Ҹ��w��ȣ�kg/m³��
��R———��ȣ�%��,��
��Qmax——��ˮ�O(sh��)Ӌ(j��)��m³/h��
��
        ��3��(ch��)��^(q��)��h3��
��
        ��꼾��(ch��)��,��ؚ��ȴ��½��̎��Ч��½�,��(ch��)��^(q��)�c��x�^(q��)��B�m(x��)һ�w��,��(ch��)��^(q��)��(ch��)��ɱ��C�꼾�ؚ��Ȳ��ں��ȵ�70%,��ֵΔMLSS=0.3MLSS��(ch��)��^(q��)�Ĵ�С,��(y��ng)�M��꼾�r(sh��)��1.5h��(n��i)�ܽӼ{��ؚ�؃�(n��i)��,��w�e��Ȱ�500L/m3Ӌ(j��)��(j��ng)�(y��n)��(sh��)��(j��)��,��ڴ��g��ڃ�(ch��)��^(q��)�M(j��n)�Н�s,��ֲ��(g��)��e��,��飺
��
        ΔN=ΔMLSS•SVI•Qmax•(1+R)•1.5 ��(L)
��
        ΔN��w�eV3 = ΔN/500 ��(m3)
��
        h3 = 0.45•qv•(1+R)/500��(m)
��
        ʽ�У�500L/m3 — ��w�e��ȡ�
�� ΔMLSS—��׃��ֵ = 0.3MLSS(kg/m3)
��SVI——��ָ��(sh��)��L3/kg��,��
�� qv——��w�eؓ(f��)��(L/m2•h),��
��
        qv =q′•MLSS•SVI��

        ��4��s��^(q��)��h4��
��
        ��s�^(q��)�Ǳ��C��ȵą^(q��)��,��
��
        h4 = qv•(1+R)tE/C��(m)
��
        ʽ�У�tE—��s�r(sh��)�gh,һ��0.5-2.0h,��
��   C—��s�^(q��)��ֵ(L/m³)��
��   C = 300•tE+500
��
        ��s�^(q��)��(n��i)��ҕ��һ�ӌӵĵȝ�ȌӯB��һ��,��ԓ��Ȟ�Όӝ�ȵ�ƽ��ֵ,��Όӝ�Ȟ�Cn =(103/SVI)•(tE)1/3��
��
        ��ؿ�� h = h1+ h2+h3+ h4 (m)��(du��)ݗ��ʽ��Ӌ(j��)�㿂��ˮƽ��2/3̎�ĳ��,��D1��ʾ,��ͬ�r(sh��)߀��(y��ng)�M��߅��hmin≥2.5m,Ӌ(j��)�㿂��h≥3.0m,��Ķ�߅��hmax≥4.0m��

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