��ˮ�ġ��ȡ��ƌ��`

��r�g��2009-09-04 17:40 ��Դ�� : �S��ƽ,�Ц� ��x��4794

ժҪ:��ȵ��ú�Ŀ�ĳ��l(f��)��V�x�ϵ��ȸ��,��(j��)��ˮ��ȽM��о��Y(ji��)��,��DPD��“��”�z�y��ʣ�࿂��Ч�Ȟ��ָ��(bi��o)��ԁ�ˮ��wϵ,�ṩ��һ�׶��ˮ��“��”��Ʒ��,��
��
�P(gu��n)�I�~:��;DPD��;ʣ�࿂��Ч��

��^��ԁ�ˮ��޹�˾��1997��_ʼ��һ��ˮ�Sԇ�ö��,��ȡ��˳ɹ�,��Ŀǰ�ѽ�(j��ng)�ڹ�˾��ˮ�Sȫ��Ͷ��ʹ��,��ѳ��һ�׶��Ŀ��wϵ��ˮ�S��ˮ��3×104m3/d,�乩ˮ��ռȫ��˾��ˮ��65%��80%,��߀��O(sh��)Ӌ��ˮ��2×104m3/d�Ĵ�ˮ��ˮ�S��1×104m3/d��ţ
��ˮ�S,��

��ˮ��ˇ��:

��һ��ڞV��Ͷ��,��Դˮ�i��(bi��o)�rҲ�м��(ji��)�Ե�Դˮ�A(y��)��̎��,��ˮ�S��Դˮ�քe��ͬ��ˮ��,��ˮ�|(zh��)��M��ҡ��ر�ˮ�h(hu��n)��|(zh��)��(bi��o)��(zh��n)��(GHZBl—1999)Ҏ(gu��)ģ�Ģ󡫢��ˮ�w��(bi��o)��(zh��n)��˾�x�õ��c��}��ԭ�ϵĻ��W(xu��)��Ȱl(f��)��,�䷴��(y��ng)ԭ��:
��2NaClO3+4HCl�Ӝر��50��2ClO2↑+Cl2↑+2NaCl+2H2O

�l(f��)��(y��ng)Ч�ʼs��80%,��ClO2��,��Cl2��o�Ļ��,��ClO2�cCl2��|(zh��)��ȼs��1.93��1,��

1��ȵĶ��x

ˮ�S��Ʋ��ɱ��Ҫ��“��”��}��(j��)�҇��ˮ��(bi��o)��(zh��n)�z򞷨��(GB5750—85)�еĶ��x:��ָˮ��(j��ng)��|һ��r�g��ˮ�е��,��@һҎ(gu��)��ᘌ��Ț⼰��ϵ��ӆ��,��ڷ��ϵ��@Ȼ��m��,��ȵ��ú�Ŀ�ĳ��l(f��),��(y��ng)ԓ��“��|һ��r�g��ˮ�е�ʣ��”��@һ��x��l(f��),��ڶ��“��”��Ҫ�ͼ��ն��“��”�ĽM��Լ��_��(bi��o)��(zh��n),��Ƙ�(bi��o)��(zh��n)��,��

2“��”�Ŀ��ƚv��

��˾ʹ�ö��Ȱl(f��)��֮��,��(li��n)�ױ��Ŀҕ��ɫ��(OT��)��z�y�Ϳ��ƶ��ȵ�Ͷ��˽�“��”�Č��H��r,ͬ�r��l(w��i)��f(xi��)��ԁ�ˮ�S�f(xi��)��ˮ��Ⱦ��(li��n)�ϕ��]��DPD�ֹ��ȷ��ՙz�y,��(j��ng)�^һ��Č��`,�l(f��)�F(xi��n)��OT��z�y�Ϳ��ƶ��кܶ�׶�:��OT��@ɫƫ�ͺܶ�,��(d��o)��Ͷ��ƫ��,��Sˮ“��”��@ʾֵ�s�ܵ�,�ܾW(w��ng)“��”��@ɫ�͸��,��@ɫ;OT��Á�z�y��ȵ��@ʾֵ�Ȳ��ʾ��ȵĺ��,Ҳ��Ǳ�ʾ�ۺϳɵ��Ч�Ⱥ��,��]�л��W(xu��)
�z�y�ϵ��x,��

�mȻOT��Ŀǰ��ˮ��(bi��o)��(zh��n)�z򞷨��(GB5750—85)�Йz�y��ȵ��x��֮һ,��ֻ�m�ڙz�y��Ț��Ư�׷۵��Ă��y(t��ng)��ʽ�µ��Ⱥ��,��Զ��Ȟ��Ҫ��ϵ�y(t��ng)��,��Ͷ�ӵ�ˮ�к�,��ˮ��К��־��“��”��Ҫ�ɷ��ж��Ȇ��w��Լ��x��Ⱥͻ��ȵ�,��x��Ⱥͻ��ȵĺ��OT��ȫ��@ɫ,��“��”��Ҫ��־��õĽM�ɳɷ�———��Ȇ��w�́��t��ȫ��c��(y��ng)��ȫ��@ɫ,�@Ҳ��OT��z�y��“��”�Y(ji��)��ƫ�͵�ԭ��,��OT��@ʾֵƫ�͵ĳ̶Ⱥ�ˮ�Ќ��H“��”(ʣ��Ч��,��ClO2��w,��ClO-2��x��Ⱥͻ��)֮�gҲ�]�з�(w��n)��Č��(y��ng)�P(gu��n)ϵ,��ֻ�Ќ��Hʣ��Ч�ȵ�1/4��2/3,ƫ�ͳ̶��Sˮ�ؼ�“��”�ĺ��,��M�ɳɷֵ�׃��ͬ,��O(sh��)T��ʾֵ��Ӌ��“��”�ǘO��ɿ��,��

3��ȵ��о�

31�׷N“��Ч��”ˮƽ�µĳ��Ч��ȡ��ǰ�ĞV��ˮ��ĳ��Sˮ�քe��(x��)��(sh��)ԇ�,�Y(ji��)��Ҋ��1��

32��“��”�M��

��DPD�ֹ��ȷ��քe�y��˶��Ͷ��(1��2g/m3)�µĎׂ�ˮ�S��Sˮ�͹ܾW(w��ng)ˮ��“��”�M��,�Y(ji��)��,��ˮ�е�“��”��Ҫ�ԁ��}��ʽ��,��

33“ʣ�࿂��Ч��”�ķ�(w��n)��ԇ�

ȡ2��ˮ��,�A��]��ɫ��ƿ��ڹ��Ҝ��±��,Ȼ��քe��g��24h��ʣ�࿂��Ч�ȼ��M�ֵ��؏�(f��)�y��,�Y(ji��)��Ҋ��2,��Y(ji��)��,�ڱܹ��]�ėl��Ի��Ⱥ́��}��Ҫ��ʽ��“ʣ�࿂��Ч��”�ܷ�(w��n)��

��2 ʣ�࿂��Ч�ȵķ�(w��n)��ԇ�

4“��”��(n��i)��Ƙ�(bi��o)��(zh��n)�Ľ��

411“��”�z�y��x��

��ƌW(xu��)��ؙz�y��u�r��ȵ�“��”,��ˮ�͏Uˮ��(bi��o)��(zh��n)�z򞷨��е�DPD�ֹ��ȷ�,��䃞(y��u)�c��:

��ԓ��ɰѶ��Ⱥ��ʽ��(��x��,��Ⱥ́��}��)��_,��M(j��n)�б�ɫ�z򞡣

�ڡ��ʹ�õ��(bi��o)��(zh��n)��Һ,��(bi��o)��(zh��n)��,��Ա��ò��(w��n)��ClO2��Ț��(bi��o)��(zh��n)��Ҫ��(j��ng)��(bi��o)��韩,��

�ۡ��(zh��n)�_�Կ��ԝM��,��

412“��”��ָ��(bi��o)��x��

“ʣ�࿂��Ч��”�ĺ��Ć��}һ��Ǵ_��ˮ�е�΢��ָ��(bi��o)�ϸ�,��һ��Ǳ��C��w�İ�ȫ�ԡ��,�ڌ�“��”�Ŀ��ָ��(bi��o)��x��]�о��ڇ��(bi��o)�е�“��x��”��Ҫ��,��ն��“��”�M�ֶ��c,��Ȱ��Ŀ��Ⱥ��(bi��o)��(zh��n),�њ��ˮ�еľ��К��־��õ�ClO2��w,��ClO-2,��x��Լ��ȵ�ȫ��Ч��(�Q��“ʣ�࿂��Ч��”),��“ʣ�࿂��Ч��”��ָ��(bi��o),��ˮ�|(zh��)��(n��i)��Ƙ�(bi��o)��(zh��n)�wϵ��֮��ԛ]��x��“ClO2��w”��“��”�Ŀ��ָ��(bi��o),��Ҫ�ǿ��]:

�١��Ȱl(f��)��a(ch��n)��H��ClO2��Cl2�Ļ�Ϛ��w,“��”�M�ɳɷ֏�(f��)�s,��H��ClO2��w��“��”��(bi��o)��(zh��n)�t��̫��,��

�ڡ��“��”�ĽM�Ɂ��,ClO2Ͷ�ӵ�ˮ��Ժ�󲿷��D(zhu��n)׃��ClO-2,��ClO-2Ҳ�Ǐ�(qi��ng)��,�mȻ�䚢��ClO2��wҪ��ö�,��Ȼ��һ��־��,��(y��ng)��ȫ��ԡ�

�ۡ��H��ClO2��w��ƌ��,��׌�(d��o)��a(ch��n)��ClO-2�ĺ��,��ڿ��“��”��ͬ�r�O(ji��n)��ClO-2�ĺ��,��

�ܡ��Ͷ��l��ClO2��w��ˮ�еĺ��̫��(��ڙz��޸��),�@һ��治��ڜ�(zh��n)�_�y��,��һ��锵(sh��)ֵС��Ͷ��׃��P(gu��n)ϵ��Բ��(qi��ng),��@Щ��ض��̓�(n��i)�ؘ�(bi��o)��(zh��n)�Ŀɲ��,��ڻ��ˮ�ˆT��“��”�{(di��o)��(ji��)�Ŀ��,��x��“ʣ�࿂��Ч��”�t��Ա��⡣
413“��”��(n��i)��wϵ�Ľ��

��҇��]�ж��ˮ��P(gu��n)��(bi��o)��(zh��n),��b�ڶ��a(ch��n)��е�ClO-2��ܴ��ڌ�ѪҺ�мt��(x��)��Ӱ�,�ʅ��,��,��Ӣ��ͱ��r�ȇ��Ͷ��ָ��(d��o)��ֵ,��Sˮ��ClO-2��1.0mg/L�ԃ�(n��i),�Y(ji��)��“ʣ�࿂��Ч��”�ĽM��,��(j��)��ͬ�ļ��(ji��)��“ʣ�࿂��Ч��”�ă�(n��i)�ؘ�(bi��o)��(zh��n)��:��Sˮ��ֵ��0.6��0.8mg/L,��ֵ��1.2��1.4mg/L;�ܾW(w��ng)ˮ��ֵ��0.2mg/L,��@һ��(n��i)�ؘ�(bi��o)��(zh��n)��,2000��ȳ��Sˮ��(x��)��(sh��)�ĺϸ��ʞ�100%,��c��Ⱥ�ϸ��ʞ�98.7%;�ܾW(w��ng)ˮ“ʣ�࿂��Ч��”��(n��i)�ؘ�(bi��o)��(zh��n)�ϸ��ʞ�96.5%,�ܾW(w��ng)ˮ��(x��)��(sh��)�ϸ��ʞ�98.2%,��c��Ⱥ�ϸ��ʞ�95%,��

5��Y(ji��)Փ�c��h

�١�DPD��c�Ǻ��Ρ��,��(zh��n)�_,��ҿ��ԅ^(q��)�ֶ��ȼ��N��ʽ��,�ǳ��m��ԁ�ˮ�ИI(y��)�z��ȼ��ˮ�е�“��”��,��

�ڡ��`��,��“ʣ�࿂��Ч��”��ָ��(bi��o),��DPD��“��”��wϵ��H��Գɞ��ƺ�ָ��(d��o)��ˮ��“��”��Ʒ��֮һ,��Ҿ��пɲ��ԏ�(qi��ng)��c��
�ۡ��mȻClO2��C14+→C1-��߀ԭ�^��5��D(zhu��n)��,��Փ��Ч��Cl2��2.5��,��H��Cl4+→Cl3+�^�̵��(Ҳ��ClO2�D(zhu��n)׃��ClO-2��^��),��һ��γ�ClO-2��t��^��(w��n)��,��M(j��n)һ��߀ԭ,��˲��ܺ��εذ�ClO2��Ч��Cl2��2.5��ͬ��ClO2�Ě��Cl2��2.5��,��

�ܡ��ο��ƺ͜p��ClO2��ClO-2��߀�д��M(j��n)һ��о�,��

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