MAP��A(y��)̎��߰��B�VҺ

��r�g��2012-12-27 02:02 ��Դ��I(y��)��ˮ�c�Uˮ ��: ��x��3317

ժҪ:��@�V��(MAP��)ȥ��g��B�VҺ�еİ��,��ԇ�Y(ji��)��,��pHֵ��8.25,Mg,��N��P��Ȟ�1.3��1��0.8,��(y��ng)�r�g��2h,��ٶȞ�200r/min,��r�g��30min�ėl��,��,��COD��|(zh��)��ȷքe��1515,��3295mg/L��B�VҺ,��ȥ��_��91.2%,COD��ȥ��ʞ�26%,��m(x��)��̎�턓(chu��ng)��˗l��

�P(gu��n)�I�~:��B�VҺ,��@�V,��

��B�VҺ��ˮ�|(zh��)��S��r�g��L��F(xi��n)�^��׃��,��g��B�VҺˮ�|(zh��)��(ji��)׃��,��,��Դ�̼��ʧ�{(di��o)��ЙC�|(zh��)��Ó��(y��ng)��M��[1],��

Ŀǰ,��(n��i)��ձ��M��̎��,��Ǹߝ�ȵİ��΢��ƺͶ��,��,�б�Ҫ��̎��ǰ��ߝ�Ȱ��M��Ч��A(y��)̎��@�V(MAP)��Чȥ��Uˮ�еİ��[2-3],�Ҵ˷��(y��ng)��ܜضȺ�ˮ�ж��ص��O(sh��)Ӌ�Ͳ��ܺ��,��ĕr�g�^��,�a(ch��n)��@�V��һ�N��Ҫ�ĵ�,��׾�Ч�ԏ�(f��)�Ϸ��,��a(ch��n)��׺��ؽ��ٹʿ��ѷʻ��@��ӄ�,��ɶ��Ⱦ��̎��ɱ��MAP��l(f��)չ��Ҫ��[4]��о��ڲ��{(di��o)ԭˮpHֵ��ǰ��,��B�VҺ�м��뺬Mg2+��PO43-��ˎ��,ʹ�Uˮ�д󲿷ְ��D(zhu��n)��@�V��,��ԇ��о��MAP��ȥ��Ӱ��,��_��ѹ�ˇ��(sh��)��

1ԇ򞲿��

1.1ԇ��cԇ򞷽��

ԇ��:�p�|(zh��)MgO,��Na2HPO4·12H2O,��NaOH,��ԇ򞷽��:��Ҝ��,ȡԭˮ500mL�ڟ��,��|(zh��)��֔�(sh��)��10%��NaOH��Һ�{(di��o)��(ji��)ԭˮ��pHֵ,��(li��n)��

Ԕ��(n��i)��Ո�鿴��֣�

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