Ӱ푝�Ó��Ч�ʵ��P(gu��n)�I��

��r�g��2020-03-23 10:52 ��Դ��ˇ�c�O(sh��)�䡷 ��: �Ǽ�� x��2772

ժ Ҫ

ʯ��ʯ��Ó��WFGD��g(sh��)��(n��i)늏S�V��(y��ng)�ã�� WFGD ��,��Ó��ϵ�y(t��ng)�Č��I(y��)�Ƕȳ��l(f��),��c��ˌ��Ó��ϵ�y(t��ng)�F(xi��n)��\��Ӱ�Ч�ʵ��P(gu��n)�I��أ��Ó��Ч�ʵĽ��h,��܉�_��Ó��L�ڷ�(w��n)��\��,��_��õ�Ó��Ч��

�P(gu��n)�I�~ ��偠t��Ó�� ,��Ó��Ч�� ,��Ӱ��

�S��h(hu��n)��˜ʵĲ��ߣ��(n��i)��ȼú늏S��Ó��ϵ�y(t��ng)�Ľ��,��Mһ��M�г��ŷŸ��,��ʯ��ʯ –ʯ��Ó��WFGD��V��ʹ�õ�Ó��g(sh��)��W��

��(y��ng)��E�^��,��(y��ng)�l��Ҫ��^��,��˅f(xi��)�{(di��o)��ظ��MÓ��ˇ�Ķ��Ó��Ч�ʄ��ڱ��С��о�Ӱ�Ó��ϵ�y(t��ng)Ч�ʵ��P(gu��n)�I��,��Ŀǰ��Ĵ��h(hu��n)��f,��ڴ��ͻ��늏S��Ó��ƽ��(w��n)��Ч�\�о��һ��ָ��(d��o)��x,��

1 Ó��Ч��

Ŀǰ��90% ��ȼú늏S��ʯ��ʯ - ʯ��Ó��WFGD��ˇ,��Ó��Ч��ָʯ��ʯ - ʯ��(y��ng)�b�� SO2��Ĵ�С,��Ó��Ч��Д��b��Ó�򷴑�(y��ng)�M��r��F(xi��n)��\��ˆT�܉��(j��)�估�r�ҵ�ȱ��,��ͨ�^�{(di��o)��cÓ��Ч�ʵĸߵͺ�ϵ�y(t��ng)�ķ�(w��n)��\��P(gu��n)�ą��(sh��),��M��ʹ��_��ŷ�Ҫ��

Ó��Ч�ʰ��¹�ʽӋ�� 

2 Ӱ�Ó��Ч�ʵ��

2.1 ��{ҺpHֵ��Ó��Ч�ʵ�Ӱ�

��C��,��{Һ pH ֵ��Ӱ�Ó��Ч��,��Ó��a(ch��n)��ɷֵ��P(gu��n)�I��(sh��)��{�ϵ� pH ֵ�^С�r,��ʯ��ʯ��Ca2+��ܽ�,�� SO2��Ҳ��ͣ��y��ڝ{��,��Ч�ʴ�󽵵�,�� pH ֵ��u��ͣ��,��һ��̶ȵĸ��g ,��pH ֵԽ�ߣ��|(zh��)ϵ��(sh��)Խ��,��p��CaSO3· 1/2H2O �� CaSO4· 1/2H2O �D(zhu��n)�Q�ķ��(y��ng)��,��@��SO2��գ��Ķ��γ�ҺĤ��K��(y��ng)��Mһ��M��,��,��pH ֵ�^�߿��ʹÓ��a(ch��n)��Y(ji��)��ڹܵ��λ�ϣ��ӄ��ܵ��͇��ĥ�p,��

��h,��ᘌ��H��Ó��r��ȼ��ؓ��O(sh��)ӋҪ��ú�|(zh��)��(sh��),��{Һ pH ֵ��5.5~5.7,��

2.2 ��{Һ��Ȍ�Ó��Ч�ʵ�Ӱ�

Ӱ�Ó��Ч��{Һ�ɷ��Ҫ��̼��}��}�᲻��́��},��ڬF(xi��n)��Ó��ϵ�y(t��ng)��,��{Һ�ĝ�Ȳ��ӣ��@��u�p�ف��} CaSO3· 0.5H2O �c O2�Ľ��|�C��,��{Һ��m(x��)��ӌ��Մ��^;ۼ�,��@ʹʯ��ʯ��β��K��Һ�ж��c̼��}�Ľ��|��⣬��۷e��ӌ�(d��o)�� pH ֵ��,��p�� SO2��,��Ó��Ч�ʡ�һ��Ҫ��}�|(zh��)��֔�(sh��)��0.3%��,��

2.3 Һ��Ȍ�Ó��Ч�ʵ�Ӱ�

SO2��^��(n��i)��ɵ�,��Ҫ�^�̾��ǟ��еĶ��п՚Ⅲ�c�Ġ�B(t��i)�½��c��՝{Һ�е�̼��}�M�л��W��(y��ng)�Ķ��,��SO2��Ч��cҺ��P(gu��n),��^�ģ��D1��Һ��ȼ�һ��ĕr�g��(n��i)��b�Ã�(n��i)ʯ��ʯ�{Һ�ć��cÓ��շ��(y��ng)�b�õğ��ֵ,��Ó��Ч�ʵ��P(gu��n)�IӰ푅��(sh��),��ڣ�WFGD��Ó��ϵ�y(t��ng)�У��Һ��,��ʹ��(n��i)�{Һ��Ą�,��˝{Һ��ܶȣ��˚� – Һ��|(zh��)��e,��Ó��Ч��,��һ��r�£��\��ˆT��(y��ng)��(j��) SO2��յ�Ч��ͳ��ڔ�(sh��)��(j��)��Ó��Ч�ʵ��؁��_��ѭ�h(hu��n)�{Һ�õĔ�(sh��)��,��{(di��o)��Һ��ȵı�ֵ,��Һ��{(di��o)��һ��m�Ĕ�(sh��)��(j��)��_��_��h(hu��n)��ŷ�ָ�˵�Ҫ��,��ͬ�r��\��M��,��

�D1 Һ��Ȍ�Ó��Ч�ʵ�Ӱ�

�S��Ó�򷴑�(y��ng)��L�r�g�\�У��õĳ��,��Һ��½�,��@��Ҫ��鱣�Cһ��Ó��Ч�ʣ�Ҫ��(j��)��w��r��h�{(di��o)��O(sh��)��,��ГQѭ�h(hu��n)��,��M�ж�η��_ϴ�Ķ��߱ȣ��е� SO2Ó��,��_��Ŀ��,��

2.4 ��|(zh��)��Ó��Ч�ʵ�Ӱ�

�ģ�WFGD��Ó��ĽǶ��M�з��Ó��O(sh��)��\��,��S��ؓ��׃��^�l��,��ԭ��ж��ĝ�Ⱥ��^��g(sh��)�f(xi��)�hֵ�r��Ó��Ч��Ҳ��׃��,��

��֝�ȸ�,��^��g(sh��)�f(xi��)�h�O(sh��)Ӌֵ��(d��o)��Ó��Ч��½�,��

��⺬�m��Խ��,��w��е��ؽ��x�ӕ��Ó�򷴑�(y��ng)��^�m(x��),��K�}�x��c��Ľ��|��Ó��Ч��,��

�b��ϟ��|(zh��)��ӵ�Ӱ�Ó�򷴑�(y��ng),��h�F(xi��n)��\�в�ȡ�� ƺ�偠t��ȼ��늳��m��\�У�ʹ�M�� FGD ϵ�y(t��ng)�ğ��Ⅲ��(sh��)��O(sh��)Ӌ��(n��i),��

2.5 ʯ��ʯ��Ԍ�Ó��Ч�ʵ�Ӱ�

��Մ�Ʒ�|(zh��)ֱ��Ӱ�Ó��ϵ�y(t��ng)��O(sh��)Ӌ�Ϳɿ��\��,��(j��)��HJT 179—2005��˜�Ҫ��Ó��ϵ�y(t��ng)�x��Մ��Ҫ��,��MgCO3��,��᲻����,��Ӳ�Ⱥͻ��Եȷ��Ҫ��,��һ��ԣ�ʯ��ʯ��Ҫ�� 90% ͨ�^ 250Ŀ�Y,��ʯ��ʯ��һ��Ҫ�� 90%,��ʯ��ʯ��ȵ��90%��s־SiO2��,��ʯ��Ӳ�ȴ�,��(d��o)��ĥϵ�y(t��ng)�ĳ��͡��w��ȴ�,��{Һ�|(zh��)��,��ʯ��ʯ�w��ԽС��ȱ��eԽ��,��{Һ�ﷴ��(y��ng)�ȱ��eԽ��,��(y��ng)Խ��֣��Խ��,��ʯ��ʯ��Խ��,��Ó��Ч��Խ�� Մ��Ӱ푵��Մ��ܽ�Ⱥ��ܽ��ٶ�,��^�ߵ�ʯ��ʯ�ڱ��ͬ��ʯ��ʯ��ʵ��r��,��S��̼��}��Ӷ��ߣ�ʯ�༃��Ҳ��(y��ng)��,��

��h�� (zh��)�аѿ�ʯ��ʯ��S�z��|(zh��)��Ͳ��ƻ��ƶ�,��ϸ��ʯ��ʯ�M��˻ء�

3 �Y(ji��)�Z

�҇��Ĵ��Ⱦ��Ҫ��ú��͞��,��ȼúጷŵĶ��?q��)����B(t��i)�h(hu��n)��ϵ�y(t��ng)��ˇ��ص�Σ��,��˿��ƶ��ŷ��P(gu��n)��Ҫ��ĽY(ji��)��Ó�򷴑�(y��ng)ԭ��Ó��F(xi��n)��`��ʯ��ʯ - ʯ��Ó��ϵ�y(t��ng)��WFGD��ڌ��H�đ�(y��ng)��Ӱ�Ó��Ч�ʵĸ��N��M�з��,��ᘌ��Ե��(y��ng)��ʩ,��_��Ó��\�е��P(gu��n)��(sh��)��ں��m�ķ��(n��i)��Դ_��Ó��ˇ�_��Ҫ��,��Ó��^��ṩ��(j��ng)��b�ͿƌWָ��(d��o),��

����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,��