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��1.1�Uˮ�ā�Դ��ˮ�|(zh��)

��Uˮȡ��h��ĳӡȾ�S��ۿڣ�ԓ�S��Ҫ�M(j��n)�а��ӡȾ��a(ch��n),��Ⱦ�϶��ֱ��Ⱦ��,��ˮ��20 t/d��gЪ�ŷ�,��

��UˮCODcr 1300 mg/L ,��ɫ�Ȟ�800�� pH 10~12,�� ھGɫ,��

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��Ͼ��ďUˮ�{(di��o)pH ��A��,��m��ۺ��Ȼ��X��PAC��۱�ϩ��PAM��S��?j��n)��,��ό��Һ�?j��ng)�^�V��,��{(di��o)pH��ԣ�Ȼ��M(j��n)��߻��(y��ng)��,��ͣ��һ�Εr(sh��)�g��ų��z�y(c��),��

��1.3 �ⷴ��(y��ng)��(g��u)��

��ⷴ��(y��ng)��300 mm��ֱ��150 mm�Ĳ��P��|(zh��)��(y��ng)��,��(y��ng)��һֱ��5 mm��ʯӢ��,��һ֧ 125 W�߉��Ϻ��ݏS��ʯӢ�܃�(n��i)��ʈA��ι�Դ,��Դ��l(f��)��Ĺ��ֲ��ͬ,��S��S���(y��ng)��(n��i)�ڰ��īI(xi��n)[5]�ķ��Ϳ��TiO₂��,��

2 �Y(ji��)��cӑՓ

��2.1 ��(sh��)�(y��n)

��2.1.1��Ͷ��(sh��)�(y��n)

��ڲ��з��500 mLˮ��,��10%PACˮ��Һ��ò��ȿ��,��(d��ng),��ֱ��F(xi��n)�\��˕r(sh��)Ͷ�ӵĻ��Ͷ��,��

��2.1.2��ѻ��Ͷ��(sh��)�(y��n)

��(sh��)�(y��n)��J6-1A��(li��n)��,��(sh��)�(y��n)��E�飬ȡ1000 mL��6��(g��),��500 mLˮ��ƽ�И�,��ϡ��Һ�{(di��o)pH��8��ͬ�r(sh��)Ͷ��10%PAC��10%�S��Һ(2 mL),��PAC��Ͷ��Ͷ��25%~200%�քe��,��Ȼ��Ͷ��0.05%PAM��Һ1mL�,��ٔ��1.5 min,��D(zhu��n)�ٞ�120 r/min��ٔ��25 min,��D(zhu��n)�ٞ�25 r/min,��ٔ��(y��ng)��ٶ��ݶ�Gֵ��60.7 /s,��(zh��n)��(sh��)GTֵ��5467,��ٔ��Gֵ��7.37 /s��(zh��n)��(sh��)GTֵ��11058[6],��Y(ji��)��Ҋ�D2,��

��PAC��Ͷ��8 mL�r(sh��),��CODȥ��_(d��)60%��Óɫ��_(d��)92%,��

��2.1.3��pH��(sh��)�(y��n)

��PAC��r(sh��),��m�˵�pH��5~9��ڴ˷��(n��i)�M(j��n)�Ќ�(sh��)�(y��n),��Y(ji��)��D3��ʾ,��500 mLˮ��У��PAC 8 mL PAM 1 mL,��S��Һ2 mL,��
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��pH��8�r(sh��)��Ч��,��

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��ڏUˮ��z�w��Һ,��ܽ��еĸ��N��|(zh��)�w��O��(x��)��μ�Ͷ��PAC��PAM ,��Ч��,��Ͷ��m��S��,��ʹ��Y(ji��)��r(sh��)�ľ��,��(du��)��r(sh��)�Ĵ�򡢽Y(ji��)�W(w��ng)�;��w��L(zh��ng)��,��ʮ��Ҫ��,��ʌ�(du��)�S��Ͷ��M(j��n)��ˌ�(sh��)�(y��n)��(sh��)�(y��n)�r(sh��)��10%��|(zh��)��ٷֱȣ��S��Һ,��pH=8,��Ͷ��PAC 8 mL��PAM 1 mL,��

��2.1.5 �ⷴ��(y��ng)��ǰ�M(j��n)ˮpHֵ��Ӱ�

��(j��ng)�^��ϻ��ˇ��̎��,��UˮCODֵ�ɏ�1300 mg/L��518 mg/L��ȡCODcr��518 mg/L�ďUˮ��{(di��o)pH�քe��1.0,��3.0,��5.0��7.0,��9.0,��11.0��M(j��n)��ⷴ��(y��ng)��ڹⷴ��(y��ng)��(n��i)ͣ��60 min��,��y(c��)��CODcrֵ,��Y(ji��)��Ҋ��1��

��ı�1��Կ��,��ډA�ԗl��¹ⷴ��(y��ng)��ķ��(y��ng)Ч��^��,��ԗl��¹ⷴ��(y��ng)��^�õķ��(y��ng)Ч��,��ˮCODcr�_(d��)��GB8978—1996��ˮ�C��ŷŘ�(bi��o)��(zh��n)��Ⱦ�Ϲ��I(y��)�Ķ��(j��)��(bi��o)��(zh��n)��

��2.1.6 �ⷴ��(y��ng)��(n��i)ͣ��r(sh��)�g��Ӱ�

��ȡCODcr��518 mg/L�ďUˮ��{(di��o)pH��5.0��M(j��n)��ⷴ��(y��ng)��,��ڹⷴ��(y��ng)��(n��i)ͣ��ͬ�r(sh��)�g��,��y(c��)��CODcrֵ��Y(ji��)��Ҋ��2,��

�ı�2��Կ��,��ӏUˮ�ڹⷴ��(y��ng)��(n��i)��ͣ��r(sh��)�g��^�õ�̎��Ч��,��Ĺ��̌�(sh��)�H��O(sh��)��O(sh��)Ӌ(j��)��\(y��n)�гɱ��],��Uˮ�ڹⷴ��(y��ng)��(n��i)ͣ��r(sh��)�g��60 min��ˡ�
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3 �Y(ji��) Փ

��Ï�(qi��ng)��—��߻��(du��)ӡȾ�Uˮ��^�õ�̎��Ч��,��(d��ng)�M(j��n)ˮCOD��1300 mg/L��,��ɫ�Ȟ�800��r(sh��)��(j��ng)��̎��ďUˮ,��ˮCOD��188 mg/L,��ɫ�Ȟ�0��10��COD ȥ��_(d��)92%,��Óɫ�ʎ׽�100%,��Ҫˮ�|(zh��)ָ��(bi��o)�_(d��)��GB8978—1996��ˮ�C��ŷŘ�(bi��o)��(zh��n)��Ⱦ�Ϲ��I(y��)�Ķ��(j��)��(bi��o)��(zh��n)��ⷴ��(y��ng)��ǰ�M(j��n)ˮ��(y��ng)�{(di��o)��,��ڹⷴ��(y��ng)��(n��i)��ͣ��r(sh��)�g60 min,��ȡ��Ҏ(gu��)��﷨��m��С��ӡȾ�S�ďUˮ̎��,��

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