��Ó��g(sh��)��

��r�g��2011-12-31 10:48 ��Դ��Ϣ�ܿ� ��: ��x��5266

Ŀǰ��NOx�Ŀ��Ҫ��ȼ��ǰ̎��,��ȼ��ʽ�ĸ��M��ȼ��̎��3�N;��,��ȼ��󟟚�Ó��g(sh��)�ǿ��NOx�ŷŵ��Ҫ��󲿷֟��е�NOx��ͨ�^ԓ��M��̎��,��

��1��շ�,��շ��ǹ��I(y��)��I(y��)��^��̎��NOx�ķ��Ҫԭ��ǌ�NOx��յ��Һ��,��^��Ҋ��ˮ��շ�,��շ��A��շ�,��շ�,��Һ��߀ԭ��շ��ͽj(lu��)��շ��ȡ��,��؞�߀ԭ��Һ��߀ԭ��շ�NOx��Ó��ʿ��_90% ,��ȥ��ʶ��40%-80%֮�g��

��2��,��һ�N�ѽ�(j��ng)��Ĺ��I(y��)��x��g(sh��),��ԭ��ô�ȱ��NOx�M��ͨ�^��Եظ�׃��ضȻ��M��NOx��ͽ��,��ʹNOx�ğ��з��x��,�Ķ��_��͸��Ŀ��,��õ��й��z��ӺY,��̿,��Խ��Ȼ��ʯ��ú��,��гɱ��,��a(ch��n)��Ⱦ�ȃ�(y��u)�c��Ŀǰ��С,��NOx��ߕr,��,��Ĵ��O(sh��)��w�e��ԑ�(y��ng)�ò��V��,��

��3��΢��﷨,��΢��﷨�Ļ��ԭ��ʹ�ú��m��Ó��̿Դ��r�£��NOx��鵪Դ,��NOx�D(zhu��n)��o��N2,��Ó��@�÷�ֳ��õ��ϴ��,��^�V��ΞV��ʽ,��

��4��ݗ�䷨��ݗ�䷨�ַQ��x��w���,��ͨ�^��߉��늌��NOx��x,��Ķ��_��Ó��NOx��Ŀ�ġ�ԓ��}�_늕��,��һ��Á�ͬ�rÓ��NOx��SO2��c�߻��Y(ji��)��ʹ��,��ԓ��b��ռ��С,��o��Ⱦ,��ܺ��^�ߣ��O(sh��)��Ͷ�Y��,��\��M�ø�,��ԓ��g(sh��)�Ĺ��I(y��)��(y��ng)�á�

��5��߻��,��c��Ϸ��,��߻��Ó��п��١��Ч�ȃ�(y��u)�c,��˱��V��ȼú늏S��܇β��NOx��Ó��,��߻��ɷ֞��x��Դ߻�߀ԭ��SCR��x��ԷǴ߻�߀ԭ��SNCR��ȃɷN��SNCR��g(sh��)��ڠt�Ŝض�1000��ҵą^(q��)��NH3,��ص�߀ԭ��,��NOx߀ԭ��N2��H2O��NOxÓ��ʿ��_80% ,��(y��ng)�Е��Ĝ��Қ��wN2O�a(ch��n)��,��ԓ�^�̲�ʹ�ô߻��߀ԭ��ɇ��쇊��ȼ��,��(j��)偠t�Ĳ��ؓ��,��{(di��o)��NH3�ć��͇��λ�ã��Ա��C��ќض��NH3,��SCR��ͨ�^NH3,��H2S��CO�͟N��|(zh��)��߀ԭ��V2O5/TiO2�ȴ߻��cNOx��(y��ng),��ɟo��N2��H2O,��NOx��Ó��ʿ��_90%��\��M��^��,��Ŀǰ��F(xi��n)��I(y��)��(y��ng)�õ��NH3��߀ԭ��,��V2O5/TiO2��߻��SCR��Ó��̶�Դ�U��е�NOx��Լ�ʹ��Pt-Pd-Rh��Ԫ�߻��܇β��,��

SCRÓ��(y��ng)��ĺ��Ó��߻��,��֞��Cʽ�Ͱ�ʽ�ɷN��ͣ��ȱ��e��500 m2 /m3-1000 m2 /m3,��ڴ߻��ă�(n��i)��Ϸֲ��TiO2,��WO3��V2O5�ȽM�ɵĻ��ġ��S��Ó��b�õ��\��,�߻��u�ϻ�,��ϻ��ԭ��Ҫ�Ǵ߻��ж�,��Գɷ־��͸�׃�Լ��߻��ͨ��΢�׵Ķ��g��,��,��횶��r�z�y��⽛(j��ng)�^ÿ�Ӵ߻��NOx�ĝ�ȺͰ��ȣ�NH3/NOx��,�_��Ӵ߻��Ļ��c�ϻ��̶ȣ��Դ_��Ó��b�õ��\��,��SCR��Ҫ�y�c��NH3�ă��治�׿��,��NH3��䲻��Լ��ɶ��Ⱦ��

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�Դ��ע�e�`��ַ��ĺϷ��(qu��n)��,��Ո��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ��҂��r��,��h��,��x�x��