��ϴ�Uˮ��ŷŹ�ˇ�о�

��r�g��2009-04-08 15:21 ��Դ�� : ��x��4553

��ϴ�Uˮ��ȸ��Ҹ��F(xi��n)��ؽ��x�ӣ��Uˮ��g�ԏ�,��y�ȴ�,��\��M�øߣ��_�˞�Ŀ�ĵ��ˇҲ��YԴ��M��ˇ,��Ό��F(xi��n)�Uˮ�؏��ú�׃�U�錚�Ǐص׽�Qԓ��}��P�I,��YԴ�؏��,��׃�U�錚�ĽǶ��о��ϴ�Uˮ��Ќ��F(xi��n)�Uˮ��ŷŵĹ�ˇ·��,��Ĕ�(sh��)�Wԭ��g��(j��ng)��ĽǶȌ�ԓ�¹�ˇ�M��˿��Ե�Փ�C,��

��P��ИI(y��)Ŀǰ�ѽ�(j��ng)�ɞ��ݵ؅^(q��)��һ��֧��a(ch��n)�I(y��),��P��ǜ��ݲ��P��ИI(y��)�е�һ��Ҫ��֧��ڲ��P��ܼӹ��ˇ��f��ϴ��a(ch��n)�ӹ��^��е��Ҫ�h(hu��n)��(ji��),��ϴ��Юa(ch��n)��ďUˮ��ǲ��P��ИI(y��)�ɞ��Ⱦ�ИI(y��)��Ҫԭ��,��

Ŀǰ��ݵ؅^(q��)��I(y��)�ձ��ʯ��к��ؚ��ˇ��ϴ�Uˮ�M��̎��,��ԓ̎��܉��_��ŷ�,��a(ch��n)��,��Uˮ��_�˺��ֱ��ŷ�,��H��M�ˌ��F��ˮ�YԴ��ˮ�д��NO3��M��h(hu��n)��,��Ҳ��γ�ˮ�h(hu��n)��I�B(y��ng)��һ��Ҫԭ��,��

��ܼӹ��a(ch��n)��ˮ��,��һЩȱ��h(hu��n)��ˮ̎��S�ĵ؅^(q��)��ϣ��M��P��Ŀ�԰l(f��)չ�ط��(j��ng)��^��,��o�{�ۭh(hu��n)��ʹ�Ŀ�ɞ��Ӱ,��

�P�ߏ��YԴ��ýǶȌ��ϴ�Uˮ��M��о��ڬF(xi��n)�г��ˇ�Ļ��A��(y��u)��ʩ,��F(xi��n)�Uˮ��ŷţ��ܹ�(ji��)�s��F��ˮ�YԴ,��߀��Ԍ�ˮ�д��NO3��鸱�a(ch��n)Ʒ��a(ch��n)��һ��Ľ�(j��ng)��Ч�档��H��o��ۗl��ĵ؅^(q��)�l(f��)չ��P��ܘI(y��)�ҵ�һ�l��·��Ҟ郞(y��u)��,��F(xi��n)�е��I(y��)�Uˮ��ˇ�ṩ��·��,��

1 ��a(ch��n)��ˇ�c��Ⱦ

1.1 ��a(ch��n)��ˇ

��ܼӹ��ˇ��Ҫ�ǌ��V��܏��ں�Ȳ��Ҫ��Ĺ��ͨ�^�Cе�ӹ��ͱ��̎��ķ�ʽ,��Vë�߹ܼӹ��ɘ˜�Ҏ(gu��)��䓹ܡ��ܵ��^��䌍��ǈA�ܸď��ں�p��^��,��P��a(ch��n)��Ҫ��ˇ��Ҋ�D1,��

��a(ch��n)�^��У�ÿһ��ϴ��򶼮a(ch��n)��ԏUˮ��ϴ��õ��HF��HNO3��һ��,��ϴ��a(ch��n)��ďUˮ�к��д��F��NO3��ϴ�^��ȥ��P䓱��Ĥ��ͬ�r,��߀��γɴ��Fe2��,��Cr3��Ni2��,��

1.2 ��ȾԴ��

��(j��)��^(q��)��I(y��)��{(di��o)��,��y(t��ng)Ӌ�õ��I(y��)��a(ch��n)�^��Ї�䓵��Ҫԭ�o��ģ�Ҋ��1,��

��1 ��I(y��)��Ҫԭ�o��φκĽy(t��ng)Ӌ��Ӌ��

HF��\|(zh��)��֔�(sh��)45%��	HNO₃��\|(zh��)��֔�(sh��)98%��	ˮ/t	ţ��/kg	ʯ��/kg	ú/kg	��Ƥ�U�Ϯa(ch��n)��/%
65	65	6	3	7	500	7��8

��2 �M��ˮˮ�|(zh��)ָ�ˣ��pH��,��mg/L��

ָ��

pH

Ni²^��

Cr³^��

Fe²^��

F^��

�Mˮˮ�|(zh��)

1��2

350

150

300

350

�ŷŘ˜�

6��9

≤1.0

��һ��Ⱦ�

≤1.5

��һ��Ⱦ�

≤2.0¹^��

≤10

��һ��˜ʣ�

��(j��)��^(q��)��I(y��)�Uˮ�O(ji��n)�y��(sh��)��(j��)��^(q��)��P��ܻ��ϴ�Uˮ��Oʩ��Mˮָ�ˣ��ϴ�Uˮˮ�|(zh��)��Ҫָ��Ҋ��2,��

��(j��)��ϔ�(sh��)��(j��),��ÿ��ܼӹ��a(ch��n)��Uˮ�е�NO3��|(zh��)��ȼ��a(ch��n)��քe��10.45 g/L��62.7 kg��ݵ؅^(q��)һЩ��I(y��)�Uˮ��O(ji��n)�y��(sh��)��(j��)��,��Uˮ��(j��ng)�^̎��,��pH��F��ؽ��x�ӿ��_��ŷ�,��NO3��s�S��ˮ�M��h(hu��n)��,��@��H��M��ˮ�YԴ��Ҳ��γ�ˮ�w��I�B(y��ng)��Ҫԭ��,��

1.3 �F(xi��n)��ˇ��Ч��

Ŀǰ��ݵ؅^(q��)��ϴ�Uˮ�ձ��õ�̎��ˇҊ�D2,��

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