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2.1�O(sh��)Ӌ��(sh��)

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2.2��ˇ

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2.2.1��ϵ�y(t��ng)

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2.2.2ˮѭ�h(hu��n)ϵ�y(t��ng)

��ѭ�h(hu��n)ˮ�Ì��Ó�򄩣�MgO�ۣ��ѭ�h(hu��n)ˮ��ˮ��ĭ��,��ͬ��еğ��ⷴ��(y��ng)��ų�,��(j��ng)��ˮ��ˮ�أ��ݷe��2400m3��ϵ�y(t��ng)��ѭ�h(hu��n)ˮ��252t/h,��x��2�_��1�_��ã�150UHB–ZK–250–35��75kW��ĥ��ˮ��ѭ�h(hu��n)ˮ��,��

2.2.3��ˎϵ�y(t��ng)

�M��ˮ��е�ѭ�h(hu��n)ˮͨ�^pHֵ�ԄӜy��x�z�ypHֵ��(d��ng)pH��6.5�r,��ԄӴ��_Mg��OH��2��Һ��·�ϵ�늄��{(di��o)��(ji��)�y��ע��Mg��OH��2��Һ,��{(di��o)��ѭ�h(hu��n)ˮpH=6.5�r�Ԅ��P(gu��n)�]늄��{(di��o)��(ji��)�y,��(j��ng)�^pH�x�{(di��o)��(ji��)ѭ�h(hu��n)ˮ��ˮ��ˮ��pHֵ��9��11��MgO�ۼӵ��ۃ�(n��i),��ˮ?d��ng)��׷�犳��Һ��,��Mg��OH��2��Һ�A�ۡ��A��е��Һͨ�^��,��Ó��ʹ��,��MgO�۵�Ͷ��66.8kg/h��

2.2.4�ؚ�ϵ�y(t��ng)

��ʹ��е�MgSO3��ܽ��ˮ��MgSO4,��ڳ��M��ؚ�,��@�Ӽȿɴ��p��ѭ�h(hu��n)ˮ�еđҸ��Ҳ�ɷ�ֹѭ�h(hu��n)ˮϵ�y(t��ng)��Ó��(n��i)�Y(ji��)��ͬ�r߀�ɜp��Ó��,��ؚ≺�s�՚��Դ��_�Ĺ��L(f��ng)�Cֱ��ṩ,��ؚ��·�͵��ء��s�՚��ؚ��·��С��ͨ�^ѭ�h(hu��n)ˮ,��ˮ��ݳ�,��4.6m3/min��

2.2.5�Ԅӿ��ϵ�y(t��ng)

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2.3��ԭ��

��ĭ��M�L(f��ng),��ʹ��D(zhu��n)��ڟ��Ϸ��1�ӻ�2��M�ό�,��Ϸ��ĭ��,��O(sh��)��ܲ�ˮ��ֳ��,��2��w,��ϡ��,��3��w��(d��ng)��2��r��,��w�²��ѭ�h(hu��n)ˮ�ۼ�Һ��ˮ�ۡ�

偠t�ŷŵğ��,��M�뇊��ĭ��,��^��ğ��m��x��îa(ch��n)��Ч��(y��ng)�c��岼�µ�ˮĻ�R�ϣ��ų�,��^�m(x��)��w��(n��i)��,��Ƚ�(j��ng)2��F��ϴ�졢��ն�Ó��ּ��w��m��SO2,��ٽ�(j��ng)2��ĭ��,��M��Һ�Ķ�װ��γ��о޴�ҺĤ��e��ĭ�ӣ�ͬ�r��Ͼ��ИO��ҺĤ��e�Ě��F,��m�ڴ��A��l(f��)��Uɢ��,��Ķ��Mһ��ȥ��w��m��Ó��SO2��K�_��ߵĳ��mÓ��Ч��,��

ϴ�켰��ն��ه��Һ��ҺĤ��M�е�,��ҺĤ��eԽ�󣬳��mÓ��Ч��Խ��,��еĚ��F,��w�о��(j��ng)��w�cÓˮ��֮�g��B�ӹܣ��M��Ч��(f��)�n��Óˮ��,��Óˮ��(j��ng)��M��L(f��ng)�C��_��(bi��o)�ŷ�,��A��ѭ�h(hu��n)ˮ��(n��i)��SO2��pHֵѸ�ٽ��,��ѭ�h(hu��n)��c偠t�A��ˮ�R��,��ͨ�^��ˎ�b�ã��200Ŀ��ϵ�MgO��Ƴ�Mg��OH��2��Һ,��ͨ�^pH�Ԅӿ��ƃx��Ƽ�ˎ��늄��y�T,��{(di��o)��ˮ�؃�(n��i)��pHֵ��ʹ��ϴ��Һ��pHֵ��6.5��,��M��ˮ�؃�(n��i)��ѭ�h(hu��n)ˮ��(j��ng)��L(f��ng)�ؚ�,��ʹÓ��a(ch��n)��K��ˮ��MgSO4��仯�W(xu��)��(y��ng)��ʽ�飺

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3 �\��Ч��

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� Ŀ	1	2	3	4	5	ƽ��ֵ
��(×104m3/h)	5.289	5.455	5.678	5.845	5.568	5.567
��(×104m3/h)	5.944	5.699	6.56	6.495	5.942	6.128
��SO2��(×103mg/m3)	1.06	1.08	1.11	1.18	1.07	1.1
��SO2��(mg/m3)	92.5	97.3	94.8	98.2	92.2	95
Ó��Ч��(%)	91.3	91	91.5	91.7	91.4	91.4
��m��(×103mg/m3	1.94	2.05	2.41	2.27	2.13	2.16
��m��(mg/m3)	23.8	25.7	30.2	28.4	26.9	27
��mЧ��(%)	98.7	98.7	98.7	98.7	98.7	98.7
��⺬��(%)	7.6	7.9	8.3	8.5	7.7	8
��⺬��(%)	7.7	8.2	8.7	8.3	9.1	8.4

�ɱ�1��֪,��(j��ng)̎��SO2��ŷŝ�Ȟ�95.0mg/m3��ȥ��_91.4%,��m��ŷŝ�Ȟ�27.0mg/m3,��ȥ��_98.7%��Эh(hu��n)��o��,��|(zh��)��g(sh��)�O(ji��n)��(li��n)��C�l(f��)�ġ�偠t��Ⱦ��C��ŷŘ�(bi��o)��(zh��n)��DB11/139–2002��A�^(q��)��B�^(q��)II�r��Ҏ(gu��)��Ⱦ��ŷ��ֵ�飺SO2≤150mg/m3,��m≤50mg/m3��@�f��Ç��ĭ��Ó��m��_��ǳ��Ч��,��m��SO2��ŷŝ��h��ژ�(bi��o)��(zh��n)��ֵҪ��,��

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4 �Y(ji��)Փ

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4.2ԓ��ˇϵ�y(t��ng)��Ч�ʷ�(w��n)��\�пɿ�,��Ó��mЧ�ʷքe�_��91.4%��98.7%,��

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