��ĳ��˾��t��ˮ̎��̼��g(sh��)��

��r�g��2009-12-23 11:05 ��Դ�� : ��x��637

һ ��

һ�ڹ��ˮ��һ��ȵ�Cr6+,��a(ch��n)��`�аl(f��)�F(xi��n)Cr6+��Ƥ�w�д̼��^��ã��ϵ�y(t��ng),��(n��i)�K��һ��ēp��,��(sh��)�о��߃A��J��t��º��Ҫ��֧��ܰ�,��

��t��ˮδ��(j��ng)̎��ֱ��ŷ�,��Σ��܇��h(hu��n)��͵��ˮ�YԴ��Ӱ��˸��ˮ,��˱��o�h(hu��n)��,��Ⱦ��ŷţ�ԓ�S��(zh��n)�佨��ˮ̎��ϵ�y(t��ng),��ҹ�˾��g(sh��)�ˆT�Y(ji��)��(j��ng)�,��Փ�c��`��Y(ji��)�ϣ��ƶ��˱��̷��,��

�� ˮ̎��O(sh��)Ӌ��f��

1,��(j��)��΄�(w��)

�S��ṩ�Ĕ�(sh��)��(j��)��Y��

2��ҹ�˾��ɵ�ͬ��ˮ̎��̌��H�\�Ѕ��(sh��)�ͽ�(j��ng)�

��ˮˮ�|(zh��)ˮ��(sh��)��Cr6+��ˮˮ�|(zh��)

��ˮˮ��3m3/h

Cr6+��80 mg/l

��ˮˮ�|(zh��)ָ��(bi��o)��Cr6+��1.5 mg/l

��,��ԭ�t

�J��(zh��)�Ї��ҽ�(j��ng)��O(sh��)��,��ߺ͇��ҬF(xi��n)�Ј�(zh��)�еļ��g(sh��)��(bi��o)��(zh��n)��Ҏ(gu��)��,��؇��ҷ��,��Ҏ(gu��)�� ؞��ϼ��T,��P(gu��n)��λ��̵��ʾ,��Ҋ��Ҫ�� O(sh��)Ӌ��ˇ��ײ��,��\��M�õ͵ă�(y��u)�c,�� O(sh��)Ӌ��ѭ��o��ˮ�O(sh��)Ӌ�cʩ��Ҏ(gu��)��ա��o��ˮ�O(sh��)Ӌ�փԡ��͡��h(hu��n)��փԡ��ˮ��Ⱦ��ξ��,��δ��փԵĄt��й��̌��`�͇��(n��i)��Y��,��

��ˮ̎��ˇ��̼��f��

��(j��)ԓ�S��ˮ��c,��Լ��Ĺ�ˇ��M,��r��\�гɱ�,��ȷ��C�Ͽ��],��ҹ�˾��(j��ng)�^��N��ļ��g(sh��)��Ⱥͽ��b��й��̌��`��(j��ng)򞣬��߀ԭ+��+��̎��̎��,��

��ˇ��f��

�t��ȥ��ԭ��

��O(sh��)Ӌ��F��w��̎��t��ˮ,��F��w��̎��t��ˮ�r,��Ҫ��ˮ�м��^��၆�F��˕r��鏊��r�t�܌��F�x��r�F�x��,��r�tͬ�r��߀ԭ��r�t,��Ȼ��ӉA�{(di��o)��(ji��) PHֵ��8��9��γ�Cr(OH)3,��Fe(OH)3,��Fe(OH)2��t�F�j(lu��)��ĳ� ��˷��(y��ng)�^��ҹ�˾��Ƶķ��(y��ng)��M��,��˷��(y��ng)��г��صĹ��,��b��PH�ھ��O(ji��n)�y�x��ˮ�M��D(zhu��n)��ɝ��۱ô��M��̎��ȥ��ˮ�К��Ⱦ��,��ˮ��ɷ�(w��n)��_��(bi��o),��

�ġ��(j��ng)��Ч��

һ,��b�C��ʣ�5.5KW �\�й��ʣ�3.85KW

��,��ˮ�\��M�ã�

1. ��M��

3.85KW/ hr×0.5Ԫ/ KW×0.7×0.7÷3��ˮ/hr=0.31Ԫ/��ˮ

2. ˎ��M��

FeSO4·7H2O: Ͷ��2.4kg/��ˮӋ��r��2000Ԫ/��,��4.8Ԫ/��ˮ

NaOH��Ͷ��c�r�X��2800Ԫ/��Ӌ��,��ˮ��ҪͶ��0.4ǧ�ˣ��A��Ȱ�96%Ӌ��,��0. 4ǧ��ˎ/��ˮ÷96%×0.28�fԪ/��ˎ=0.12Ԫ/��ˮ

3. ��ˮ�\��M�ã��O(sh��)��f�M�� 0.31+ 4.8 + 0.12��5.23Ԫ/��ˮ

��,��ù��

һ��o��ˮ

��ˮ̎��Ҫ��ˮ��l(w��i)��ˮ,��Կ��]�O(sh��)�ùܵ��ďS�^(q��)��ˮ,��ԓ��̼�ˎϵ�y(t��ng)�е�ˎ��ُ��A�Ի��ԭ�ϣ��ڴ˿��]��O(sh��)Ӌ�ض��ı��ܱ��^(q��),��