�߾��늏S SCRÓ��

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ժҪ :��B�˸߾��늏S SCRÓ��ˇ��,ᘌ�늏S SCR��Ó��ϵ�y(t��ng)��Ҫ��ָ��M��ˬF(xi��n)��z�y,��z�y�Y(ji��)��M�з��,�� SCRÓ��ϵ�y(t��ng)�Ŀ��ṩ��,��

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1�� ߾��늏S SCRÓ��̺��

1 . 1�� śr

��Ƈ��H�l(f��)늹ɷ��޹�˾��߾��늏Sʼ��1959�� ,��b�C�� 600MW,��1��2̖ 100MW��݆�l(f��)늙C�M ,�� 1��4̖ 220 t /h�ߜظ߉�ú��偠t ,�ɠtһ�C; 3��6̖ 100MW��݆�l(f��)늙C�M ,�քe�� 5��8̖ 410,�� 430 t /h�ߜظ߉�ú��偠t ,�� 1��6̖�C�M�鹩��C�M,��

��ڱ��еğ��Ⱦ��ŷŘ˜��څ��ߣ�Ҫ�� NOx�ŷ��|(zh��)�� 200mg/m3(�˸� 6%O2)��,�� ,�� 2006�� 9��_ʼ ,�քe�ɱ��Դ�h(hu��n)��޹�˾��|��֭h(hu��n)��؟�ι�˾��߾��늏S 1��8̖�t�M�П��Ó��ϵ�y(t��ng)��O(sh��),��̲��x��Դ߻�߀ԭ (SCR)Ó��ˇ,Ҫ��O(sh��)Ӌú�N��У��ú�N��偠t��󹤛r(BM2CR),�� ̎�� 100%��l��Ó��Ч�ʲ��80% (�h�ڲ�� 90% ),��

�߾��늏S��Ó��̏� 2006�� 9��_ʼ�O(sh��)Ӌ��ʩ�� ,�� 2008�� 2�� , 1��5̖�t�� 7̖�t��168 hԇ� , 2008�� 3�� 6,��8̖�t 168 hԇ�,��

1 . 2��SCRϵ�y(t��ng)��ˇ��

��偠t�ğ��(j��ng)�ߡ��͜�ʡú�� ,��β��c��İ��ֻ�� ,Ȼ��M�� SCR��(y��ng)��,�ڴ߻��cNOx ��(y��ng)��Ó��^��,��Ó��ğ��⽛(j��ng)�ɻ��D(zhu��n)ʽ��A(y��)��M�벼��m��m��ğ��ŷ�,��SCRϵ�y(t��ng)��ˇ��Ҋ�D1��

�D 1��߾��늏S SCRÓ��ϵ�y(t��ng)��ˇ��

�߾��늏S��Ó��ϵ�y(t��ng)��ÿ�_�t�� 2��(y��ng)�� ,��(y��ng)��(n��i)�߻�� 2��\��,��1��A(y��)��O(sh��)Ӌ,��߻��ʹ�É�� 10a (��\�д�� 7 500 hӋ ),��Ó��ü��Ȟ� 99 . 5%��Һ�� (��)��

2��SCRÓ��ϵ�y(t��ng)��ܙz�y

2 . 1�� z�y��

(1) NOx �z�y,��NO,��NO2�� O2 �� NGA 2000 (�� )��M�вɘ� , NO��üt��,�z�y�� 0��3 347mg/m3,��͙z�y�ޞ� 3 . 3mg/m3; NO2�� ,�z�y�� 0��1 025mg/m3, ��͙z�y�ޞ� 1 . 0mg/m3; O2��혴ŷ�� ,�z�y��0��100%,��͙z�y�ޞ� 0 . 05%,��

(2)��z�y,��SCRϵ�y(t��ng)��ڰ��|(zh��)��șz�y��ô��c — ˮ��ֹ��ȷ�� ,�� TH - 880IV��΢��X��mƽ�вɘӃx�M�е��(��w��ȡ 6L /min)�ɘ� ,�� 722�ͷֹ��Ӌ�� ,��Ĝy�� 0 . 008��110mg/m3,��͙z�� 0 . 008mg/m3��

(3) SO2 /SO3 �D(zhu��n)��ʙz�y,��S O2 �� NG A 2000 (�� )��B�m(x��)�ɘ� ,Ȼ��ⷨ�z�y�� ,�x��z�y�� 0��7 150mg/m3 , ��͙z�y�ޞ� 3 . 7mg/m3 ,��

2 . 2�� z�y�Y(ji��)��cӑՓ

2.2.1��SCRϵ�y(t��ng)Ó��Ч��

�߾��늏S 1��8̖�tԭ�� NOx ��Ⱥ� SCRϵ�y(t��ng)Ó��Ч�ʙz�y�Y(ji��)��Ҋ�D 2�� NOx ,�� SO2,�� |(zh��)��ֵ��˜ʠ�B(t��i)�ɟ��⡢ ��֞�6%��B(t��i)�µĔ�(sh��)ֵ,��

�D2��ԭ�� NOx�|(zh��)��cÓ��Ч�ʵ��P(gu��n)ϵ

�ĈD 2��Կ�� , 1��4̖�tԭ�� NOx�|(zh��)�� 492 . 2mg/m3 ��793 . 4mg/m3 ֮�g , SCRϵ�y(t��ng)Ó��Ч�ʞ� 80 . 6%��83 . 6%,��5�� 6̖�tԭ�� NOx�|(zh��)�� 546 . 2mg/m3 ��822 . 9mg/m3 ֮�g , SCRϵ�y(t��ng)Ó��Ч�ʞ� 80 . 0% ��84 . 7%,��7�� 8̖�tԭ�� NOx�|(zh��)�� 647 . 9mg/m3 ��893 . 5mg/m3 ֮�g, Ó��Ч�ʞ� 81 . 2%��84 . 3%,��ԓ늏S 1��8̖�t��ԭ�� NOx�|(zh��)��O(sh��)Ӌֵ�� 500mg/m3 ,��z�y��gԭ�� NOx �|(zh��)��ֵ��϶��^��O(sh��)Ӌֵ,��yԇ�Y(ji��)�� , 1��8̖�t�� SCRϵ�y(t��ng)�ڲ�ͬ�\�й��r��ȼ�ò�ͬú�N��r�� ,��Ó��Ч�ʾ��_��^�O(sh��)ӋҪ��

2.2.2�� Ó��ϵ�y(t��ng) SO2 /SO3�D(zhu��n)��

�ڲ�ͬ��r��ȼ�ò�ͬú�N��r�� ,�z�yÓ��ϵ�y(t��ng)�M,�� SO2 �� ,��Դ�Ӌ�� SO2 /SO3 �D(zhu��n)�� , 1��8̖�tÓ��ϵ�y(t��ng)�z�y�Y(ji��)��Ҋ�� 1,��

�ı� 1��Ҋ , 1��4̖�tÓ��ϵ�y(t��ng)�� SO2�|(zh��)�� 1 048 . 0��3 474 . 0mg/m3 ֮�g , S O2 /SO3�D(zhu��n)��ʞ� 0 . 78%��0 . 97%��5,�� 6̖�tÓ��ϵ�y(t��ng)�� SO2 �|(zh��)�� 2 228 . 1��4 406 . 2mg/m3 ֮�g , SO2 /SO3 �D(zhu��n)��ʞ� 0 . 66% ��0 . 91%,��7�� 8�t SCRÓ��ϵ�y(t��ng)�� S O2 �|(zh��)�� 1 681 . 7��3 366 . 0mg/m3 ֮�g , SO2 /SO3�D(zhu��n)��ʞ� 0 . 77%��0 . 94%,��˽Y(ji��)�� , 1��8̖�t SCRÓ��ϵ�y(t��ng)�� SO2 /SO3�D(zhu��n)��ʾ��^ 1% ,�_��O(sh��)ӋҪ��,��

2.2.3�� Ó��ϵ�y(t��ng)��

�߻��ĉ��Q��Ó��ϵ�y(t��ng)��\�гɱ��S��߻��ԵĽ�� ,��Ҳ��u�� ,��Sֵ�r�ͱ��Ҫ��Q�߻��,�� ,ϵ�y(t��ng)�\��һ��Ҫ�z�y��ŷ��,��߾��늏S 1��8̖�t SCRÓ��ϵ�y(t��ng)��z�y�Y(ji��)��ԔҊ�� 2 (��П��˜ʠ�B(t��i)ֵ )��

�ı� 2��Ҋ , 1��8̖�t SCRÓ��ϵ�y(t��ng)��ڰ��|(zh��)��ߞ� 2 . 701mg/m3 ,�� 0 . 020mg/m3 ,��

��ͬ 1�_�t��ͬ�\�й��r�� , SCRϵ�y(t��ng)��ڰ��Ȳ��S�C�Mؓ�ɵ��½��,��ͬ��\�й��r�� , ��ͬ偠tÓ��ϵ�y(t��ng)��ڰ��c�C�Mؓ�ɟo�P(gu��n)�� ,��Ó��Ч�ʝM��O(sh��)ӋҪ��r�� ,ֻҪ��ϵ�y(t��ng)�� , SCRϵ�y(t��ng)��ڵİ��Ϳ��Կ��ڱ��^�͵�ˮƽ,��

3�� Y(ji��)�Z

��ԭ�� NOx (6%O2 )��ȴ��O(sh��)Ӌֵ��r�� ,��Ƈ��H�l(f��)늹ɷ��޹�˾��߾��늏S 1 ��8̖�t SCRϵ�y(t��ng)Ó��Ч��,�� SO2 /SO3�D(zhu��n)��,�� _��O(sh��)ӋҪ��,��ϵ�y(t��ng)�ć�� ,��H��Ԍ� SCRϵ�y(t��ng)��ڰ��ȿ��ڱ��^�͵�ˮƽ, ߀��ϵ�y(t��ng)�a(ch��n)��@ ,��(y��ng)��L�˴߻��ʹ�É�� ,��ϵ�y(t��ng)��\�гɱ�,��

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