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1 ��򞲿��

1.1 ��Ҫ�x��ˎƷ

SKY-100C�͓u��Ϻ��K��I(y��)��޹�˾��a(ch��n),��HACH ODYSSEY DR/2500�ֹ��Ӌ,��COD REACTOR��ⷴ��ϣ��HACH��˾��

1.2��ú��̿��|

��ú��̿��Ї��ƌW�о�Ժ�վ�o�C��g�о��늸�ͨ�Ƽ��l(f��)չ��؟�ι�˾��a(ch��n),��|Ҋ��1��

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��ˮ % 9.86

�ҷ� % 18.50 20.52

�]�l(f��)�� % 6.12 6.79 8.54

�̶�̼ % 65.52 72.69 91.46

��IUPAC��̿�׏��˜ʣ��ֱ��>50nm,��п�ֱ��2~50nm,��΢��ֱ��<2nm[6]��ú��̿��пװl(f��)�_,��ڻ��̿��^��,��ЙC��ஔ��á�

1.3 ��b�ü��

��õďUˮȡ��ĳ�⻯�S,��^��ɫ,��ˮ�|�M�ɏ��s��ˮ��CODֵ��4500~5200mg/L ,��pHֵ��8.0~8.5,��քe��o�B(t��i)�̈́ӑB(t��i)��u�r��ú��̿��ú��Uˮ��̎��ܡ��u�rָ�˞�HACH��t��⛷�COD��

1.3.1 COD�y��

��HACH COD�yԇ��,��(0-1500mg/L),��^��ȡˮ�ӣ��ϡ�ˮ�ӣ�2mL��뵽HACH COD�yԇ��У��COD ��ⷴ��2h,��֮��,��s��Ҝ��HACH ODYSSEY DR/2500�ֹ��Ӌ�M��COD�Ĝy��

1.3.2 �o�B(t��i)��

��Ҝ��,��քe��5��250 mL��F��ƿ�м��벻ͬ��Ļ��̿,��Ȼ��ÿ��ƿ�м��150 mLԭ�Uˮ��ٌ��F��ƿ�քe��ړu��ʎ1h,��Ȼ�󌢸��F��ƿ�ЏUˮ�^�V,��ȥ��20mL�VҺ��ȡ�Ӝy��ԭ�Uˮ�͸��VҺ��COD��,��Ӌ�㲻ͬ��̿��COD��ȥ��ʣ�

��Ҝؗl��,��քe�ʴ_�Qȡ10g��̿��η��5��F��ƿ�У��150mLԭˮ,��ړu��240r/min��ʎ��,��ÿ��һ��r�gȡ��һ��F��ƿ��©��^�V,��ȥ��20mL�VҺ,��ȡ�Ӝy��COD�ĝ��׃��

1.3.3�ӑB(t��i)��

��b��ʾ��DҊ�D1,��b��һ��ԭˮ��,��һ��D��Ӌ��(li��n)��ЙC��M�ɣ��B�ӹܞ�Ӳ�|�ܹ�,��y�T�Ĳ��|��PVC,��ÿ�g��100 mm��һȡ�ӿף��׏��6~8 mm��