Fenton��c��(li��n)��̎��Uˮ��о�

��r(sh��)�g��2012-12-03 22:52 ��Դ��ꖽ��W(xu��)�W(xu��)��(b��o) ��: ��x��1417

ժҪ:Ŀ�Ğ��ˌ��һ�N��֮��Ч�Ľ��Uˮ̎��¼��g(sh��).��Fenton��A(y��)̎��(li��n)�ϻ��̿��m(x��)̎��,�Խ��Uˮ��COD�鿼��ָ��(bi��o),ͨ�^�о�H2O2Ͷ��,��pHֵ,��(y��ng)�r(sh��)�g��[Fe2+]/[H2O2](Ħ��)��،�(du��)Fenton��A(y��)̎��A��̎��Ч��Ӱ�,�_��Fenton��A(y��)̎��A�εĲ��l��;ͨ�^�о��̿Ͷ��,��̿��r(sh��)�g,��pHֵ��،�(du��)��m(x��)��̿��A��̎��Ч��Ӱ�,�_��̿��A�εĲ��l��.�Y(ji��)��(sh��)�(y��n)��,Fenton��-��̿��(li��n)�Ϲ�ˇ��Ѳ��l��:��H2O2Ͷ��158mmol/L,[Fe2+]/[H2O2]=1��10,��ʼpH=3�ėl��Fenton��A(y��)̎��30min,Ȼ��Ͷ��1g/L��̿��̎��30min.�Y(ji��)Փ��Ѳ��l��,Fenton��-��̿��(li��n)�Ϲ�ˇ̎��Uˮȡ��õ�Ч��,̎��󽹻��UˮCOD��1935mg/L��46.4mg/L,ȥ��_(d��)��97.6%,��ԓ��ˇ�Ĺ��I(y��)��(y��ng)��ṩ�ˌ�(sh��)�(y��n)��(j��),ͬ�r(sh��)��(du��)��I(y��)�Uˮ��̎��н��b��x.

�P(gu��n)�I�~:��Uˮ,Fenton��,��,COD

��Fentonԇ��ڏUˮ̎��еđ�(y��ng)��ѳɞ��о��c(di��n)֮һ.��y(t��ng)�ďUˮ̎��g(sh��),��Ч��ȥ��Uˮ�ж�N��Ⱦ��,��(j��ng)��̎��ˮˮ�|(zh��)��ұ��^��(w��n)��,�S��ŷŘ�(bi��o)��(zh��n)��څ��(y��n)��,ˮ�YԴ��õ��,��ڏUˮ̎��е��Ì�Խ��Խ��Ҫ.��л��̿��һ�N��(y��ng)��^��ķ��,��ڻ��̿?j��)r(ji��)��^��,��䑪(y��ng)��ڵ͝��Ⱦ�ԏ�(qi��ng)�ďUˮ̎��̎��ܳ�ְl(f��)�]�䃞(y��u)��(sh��),��͏Uˮ̎��ɱ��ͬ�r(sh��)��̎��Ч�ʺ�Ч��.��,�P�ߌ�Fentonԇ��ǰ̎��,��̿��m(x��)̎��,��Fenton��-��(li��n)�ü��g(sh��)̎��Uˮ,ȡ��õ�Ч��.

1��(sh��)�(y��n)�x��c��

1·1��Ҫ�x��ˎƷ��(sh��)�(y��n)�x��

��HH-5��COD�y(c��)��x, pHS-29A��Ӌ(j��),DBJ-621��r(sh��)׃�ٔ��C(j��).��W(xu��)ˎƷ�x��30% H2O2��FeSO4·7H2O,��ĩ��̿��.��(sh��)�(y��n)��ˮ�Ӟ�ĳ��S��̎��ǰ�ďUˮ,��^��ɫ,�д̼��Ԛ�ζ,pHֵ�s��7·2,COD��1935 mg/L,��Ҫ��Ⱦ��,������廯��,��軯��.

1·2ԇ�(y��n)��

(1)Fenton��(sh��)�(y��n)ȡһ��ˮ��ڟ��

Ԕ��(x��)��(n��i)��Ո(q��ng)�鿴��֣�

����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��