��(x��)ˮ�l(f��)늏SÓ��ϵ�y(t��ng)

��r�g��2009-08-03 15:08 ��Դ�� : ��x��2868

1 Ó��ˇ

��(x��)ˮ�l(f��)늏S4×135MW�C�M��Ó��ϵ�y(t��ng)��ʯ��ʯ-ʯ��Ó��ˇ,��

2 ��W(xu��)��(y��ng)ԭ��

ʯ��ʯ-ʯ��񷨟��Ó��g(sh��)��ҪÓ��ˇԭ��SO2��ˮ�о��õ��ܽ��Բ��һϵ��B�i��(y��ng)��c��ͨ�^��ʯ��ʯ�{Һϴ�쟟��ķ�ʽ��ȥ��д󲿷ֵ�SO2,��_��͟��SO2��ȵ�Ŀ��,��Ó��C��ρ��Ҫ��(y��ng)�^�̰��ʯ��ʯ��ܽ�,��SO 2��Ⱦ��ղ��Ɂ��},��}��ʯ�ࡣ

1) ʯ��ʯ��ܽ�

��ʯ��ʯ�{Һ��ԗl��ܽ��̼��}��

CaCO3+CO2+H 2O→Ca(HCO3)2

2) SO2��Ⱦ��HCl��HF��,��Ɂ��},��

��F��Յ^(q��)��ʯ��ʯ�ܽ��ɵ�Ca(HCO3)2�cSO2,��HCl,��HF��(y��ng)��

Ca(HCO3)2+SO2→Ca(HSO3)2+CO2

Ca(HCO3)2+2HCl→CaCl2+CO2+2H2O

Ca(HCO3)2+2HF→CaF2+CO2+2H2O

3) Ca(HSO3)2��ʯ��

��Յ^(q��)��ɵ�Ca(HSO3)2��{��^(q��)��CaSO4��Ȼ��Y(ji��)��ʯ��CaSO4•2H 2O��

Ca(HSO3)2+O2+CaCO3→2CaSO4+H 2O+CO2

CaSO4+2H 2O→CaSO4•2H 2O

3 ��ˇ��̽�B

偠t��L(f��ng)�C��ڵğ��⽛(j��ng)ԭ��L(f��ng)�C��(j��ng)��ٟ��GGH��͜ض�,��в��M��,��(n��i)�M��¶��ϵ��ӣ��(n��i)��ʯ��ʯ�{Һ�ɝ{Һѭ�h(hu��n)�ò��ϲ��܌�,��ͨ�^��F��,��ɢ�ɼ�(x��)С��Һ�β��w��档�@ЩҺ��c��(n��i)��M�г�ֵ��|,��к��ɷ�SO2,��SO3��HCl��HF��к��ɷ��c�{Һ��CaCO3��෴��(y��ng)��ğ��Ó��,��²��{��в��՚�,��շ��(y��ng)�a(ch��n)��Ca(HSO3)2��CaSO4•2H 2O��ʯ�ࣩ��(j��ng)ϴ��ĺ�ğ��ν�(j��ng)�^��ϲ��Ķ��F��ȥ�F�κ��픲��ų�,��(j��ng)��ٟ��ӟ��80��,��(j��ng)��⡣

�鱣�CFGDϵ�y(t��ng)��ͣ�\�r偠t��ų�,��ϵ�y(t��ng)��·��·��,��r�¿ɼ��r�_��·��壬��C��ͨ,��ϙC�M��ȫ�\��,��

��{�؃�(n��i)��Ó��a(ch��n)��-ʯ�ࣨCaSO4•2H 2O��{Һ��ʯ��ų��ó��,��ʯ��M�Н�s��x��x��픲�ϡ��(j��ng)��ˮϵ�y(t��ng)��M��,��ײ��ˮ�s40%��ʯ��{Һ�M��Ƥ��C�M��Óˮ̎��,��K�γɺ�ˮ�s10%��ʯ��ʯ��}�A��\��

��˾S��(n��i)�{Һ��CaCO3��,��CÓ��Ч��,��ʯ��ʯ�{Һ��ʯ��ʯ�{��B�m(x��)�a��ϸ��ʯ��ʯ�{Һ��ʯ��ʯ�M�ϼ��Ɲ{ϵ�y(t��ng)ĥ�ƺ��ʯ��ʯ�{Һ��(n��i)�A��,��

��(n��i)��}�_�Ҹ��ϵ�y(t��ng),��ֹ?ji��){Һ��e��ʹʯ��ʯ��՚��ڝ{Һ�еľ��ֲ��ܽ⡣

4 ��O(sh��)Ӌ��c

�ҏSÓ��ϵ�y(t��ng)��ƽ�օ^(q��)��O(sh��)Ӌ,��һ��(n��i)��ɟ��F,��SO2��ա��}��,��ʯ��Y(ji��)��Ĵ��,��c��y(t��ng)��䓽Y(ji��)��(g��u)�A��c��

1) ��Ƿ��εģ��Y(ji��)��(g��u)��x��ȫ��,��

2) �ڷ��,��ڟ��M�ڟ��w��Ȍ��O(sh��)�ã��M�ڟ��߶ȿ��Դ��Ƚ��ͣ��Č�,��߱��@��ͣ�,��ʹ��w�߶Ƚ��ͣ��Ķ��˝{Һѭ�h(hu��n)�õĉ��^��ܺ�,��

3) ��鷽�νY(ji��)��(g��u),��M�ڟ��w��Ȍ��O(sh��)�ã��˱��˟��ӵ��,��ʹ��v,��M��ϸ��ֲ��

4) ��{�ز��ˮƽ�օ^(q��),��ԓ�{Һ�طָ��^(q��)�ͽY(ji��)��^(q��),��^(q��)�ͽY(ji��)��^(q��)ˮƽ�ֲ��^(q��)λ��Յ^(q��)��·�,��Y(ji��)��^(q��)λ��^(q��)��һ��(c��),��ؚ��Ч��ͮa(ch��n)��Y(ji��)��Ч��,��ͬ�r��˝{Һ�ظ߶�,��

5) ��{�ز��ϵ�y(t��ng)��ԓ��費��B�m(x��)�\��,��Ć��ؓ(f��)�ɵ�,��,��ʹ�É��L��

6) ��ć��ܵ��,��ܲ��ز��r�z䓹�,��ֻ��ڹܵ��(n��i)��r�z��ɣ��p�ٹ��,��

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��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,��