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�}�c�p�A��c�A��Һ�M(j��n)�П��Ó��,��Ȼ��ʯ�ҷ��Ó��Һ,��(g��)��(y��ng)�^(gu��)��Һ��֮�g�M(j��n)�У��ϵ�y(t��ng)�Y(ji��)��(w��n)�},��ʸ�,��Һ��ȵͣ��Մ��ʸ�,��Ͷ�Y�M(f��i)��ʡ,��\(y��n)�гɱ��͡�

1��NaOH(Na₂CO₃)Ó��,��Ó��Һ��Ҫ��NaOH(Na₂CO₃)ˮ��Һ,��ѭ�h(hu��n)�^(gu��)��Ќ�(du��)ˮ�á��ܵ�,��O(sh��)�侏�ⸯ�g,��_ˢ��O(sh��)��\(y��n)�к;S�o(h��),��

2,��c��Һ��(du��)SO₂��(y��ng)�ٶȿ죬��^С��Һ��,��_(d��)��^�ߵ�Ó��Ч��,��һ��≥90%��

3,��Ó�򄩵��Ó��l(f��)��w��(n��i)��ĥ�p,��\(y��n)�еĿɿ��ԣ��\(y��n)�гɱ�,��

4,��Կ��ܞ�Ó��Y(ji��)��(g��u)��\(y��n)�пɿ��Ը�,��¹ʰl(f��)��С,��ͣ��P≤600Pa,��

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1��(y��ng)ԭ��

SO₂��շ��(y��ng)��Na₂CO₃��SO₂→Na₂SO₃��CO₂↑

��Մ��(y��ng)��CaO��H₂O→Ca(OH)₂

Ca(OH)₂��Na₂SO₃��H₂O→2NaOH��CaSO₃·H₂O

2,��ˇ��

��䓠t�ğ��⽛(j��ng)�Q�ή��≤200��,��(j��ng)��M(j��n)��Ó��Ó��(n��i)��ɌӔ�(sh��)ʮ֧��,��(x��)΢Һ��F��Ó��ܷe��(n��i),��c��Ó��Һ�M(j��n)�г��Һ��Ͻ��|��ʹ��SO₂�ͻ҉m��Ó��Һ��,��(y��ng),��_(d��)��Ó�m��SO₂��Ŀ�ġ��(j��ng)Ó��ϴ��ă��⽛(j��ng)��픳��F��Óˮ,��(j��ng)Ó��ϲ��M(j��n)�럟��,��Ó��ѭ�h(hu��n)Һ��(j��ng)��(n��i)��Һ��|��SO₂�󣬽�(j��ng)��׹ܵ��ڴˌ��҉m��(l��i),��Һ��(j��ng)�ϲ��M(j��n)�뷴��(y��ng)��,��ڳ؃�(n��i)�cʯ��Һ�Ƃ��(l��i)��ʯ��M(j��n)��(y��ng),��Һ��ǰѭ�h(hu��n)��a(b��)��Na₂CO₃��ɱô��Ó��Ó��SO₂ѭ�h(hu��n)ʹ��,��a(ch��n)��CaSO₃��^(gu��)ʣ��ɵ�CaSO₄�ڳ��г��x,��

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1,��ϵ�y(t��ng)

��(l��i)��䓟��⽛(j��ng)��L(f��ng)�C(j��)ֱ��M(j��n)��Ó��,��Ó��Կ��ܽY(ji��)��(g��u)��O(sh��)Ӌ(j��)��,��4.0m/s��,��С��≤600Pa��,��Ó��г��m,��Ó��ş��һ�w,��M(j��n)�럟��,��Ó��ꮅ��ɰ̎��󣬭h(hu��n)��(sh��)֬��6��,��(n��i)��Ҫ�Ǉ��ͷ��F��,��304��P䓲��|(zh��)��(d��ng)Ó��ó��F(xi��n)��ϕr(sh��),��Ó��ͣ��(y��ng),��ͨ�^(gu��)��⡣

2,��Ó��SO₂��ϵ�y(t��ng)

��M(j��n)��Ó��c��ܵ�Ó��ʽϴ��,��Һ��ֽ��|��SO₂��Ó��Ç��ʽ��,��ڇ��F��,��ѳɟo(w��)��(sh��)Сֱ��Һ�Σ��係��e��(sh��)ǧ��,��ʹ��Һ��Գ�ֽ��|,��Һ��|��eԽ�󣬃��|(zh��)�ᷴ��(y��ng),��Ч��Խ�ߡ��˻��a(ch��n)��T��Ԫ��ж��Ç��Y(ji��)��(g��u),��𵽸�Ч,��(ji��)�ܡ��r(ji��)�͵ȃ�(y��u)�c(di��n),��Ó��(n��i)�AҺ�F��SO₂��ۉm,��Na₂SO₃,��ͬ�r(sh��)��NaOH��Na₂SO₃��Ó��Һ�ų��M(j��n)��cCa(OH) ₂��(y��ng),��c�x�Ӳ��a(b��)��Na₂SO₃��NaOH��,��(j��ng)ѭ�h(hu��n)Ó��ô��Ó��ѭ�h(hu��n)��SO₂��

��Ó��픲��b�г��F��,��(j��ng)��F��_��,��y��ğ��m��ˮ�Ρ��w�w��F��@��x,��F��O(sh��)�ö��ڛ_ϴ�b��,��ֹ��F��

3,��Ó��a(ch��n)��̎��

Ó��a(ch��n)��K��ʯ��{,��w��CaSO₃��CaSO₄߀�в��ֱ��Na₂SO₄��ۉm,��Н�ˮ��{�Ïĳ��ų�̎��,��(j��ng)��Ȼ��l(f��)��ɡ��ʯ��{�к��й��w�s�|(zh��),��Ӱ�ʯ��|(zh��)��,��һ��Ԓ��ߡ��ų��؝{Һ�ɽ�(j��ng)ˮ��,��̺�,��(ch��ng)̎��

4,��P(gu��n)�ڶ��Ⱦ�Ľ�Q

��c�}�p�A��Ó��ɽ�Q��һ�{�AÓ��Ķ��Ⱦ��(w��n)�},��c�}�p�A��Լ{�A��SO₂,��a(ch��n)��ʯ��{�A�^�m(x��)ʹ�ã��c�}�p�A��ܹ�(ji��)ʡ�A��,��ֶŽ^��Ⱦ��(w��n)�},��Na₂SO₄��܉��ʯ��{Һ�У��(j��ng)��Һ��x,��x�Ĺ��w��?ji��n)��M(j��n)�л��նѷ��,��Һ��^�m(x��)ʹ�ã��˲��(hu��)�a(ch��n)��Ⱦ,��

5,��c(di��n)

��NaOH(Na₂CO₃)Ó��Ó��Һ��Ҫ��NaOH(Na₂CO₃)ˮ��Һ,��ѭ�h(hu��n)�^(gu��)��Ќ�(du��)ˮ��,��ܵ��O(sh��)�侏�ⸯ�g,��_ˢ��,��O(sh��)��\(y��n)�к;S�o(h��),��c��Һ��(du��)SO₂��(y��ng)�ٶȿ죬��^С��Һ��,��_(d��)��^�ߵ�Ó��Ч��,��һ��≥90%��

Ó�򄩵��Ó��l(f��)��w��(n��i)��ĥ�p,��\(y��n)�еĿɿ��,��\(y��n)�гɱ��Կ��ܞ�Ó��Y(ji��)��(g��u),��\(y��n)�пɿ��Ը�,��¹ʰl(f��)��С��,��P≤600Pa,��

6��SO₂Ч�ʼ��ҪӰ��

PHֵ��PHֵ��,��SO₂��ʴ�,��Ó��Ч�ʸߣ�ͬ�r(sh��)PHֵ��,��Y(ji��)��С,��Մ��漃��

�ضȣ��ضȵ��ښ�Һ��|(zh��),��ܽ�SO2,��ضȵ�Ӱ푷��(y��ng)�ٶȣ��Ó�򄩵ĜضȲ��һ��(g��)��(d��)��Ĳ�׃��,��ȡ�Q��M(j��n)��ğ��ض�,��

ʯ��ȼ��ȣ�Ҫ��ʯ�Ҽ��≥95%��ȿ��Pc200~300Ŀ?j��)?n��i),��

Һ�{��ȣ��10~15%,��

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