��(n��i)ĳ늏Sȼú偠tSCRÓ��u�r

��r�g��2018-08-30 10:40 ��Դ��YԴ��(ji��)�s�c�h(hu��n)�,�� : �Ο�Ȼ ��x��3032

ժҪ����˙C�M�քe�ڲ�ͬ�l��µ�Ó��Ч��,��ݡ��Ħ��Լ��Ϊ��\�ЕrSCR��NOx��,��SCR��Ó��Ч��S��ؓ�ɵ��½�,��΢��100%,75%��50%ؓ��SCR��y��ʷքe��1.9mg/Nm3,1.2mg/Nm3��1.3mg/Nm3,��c�ھ��ʴ��һ��,��ؓ��µİ��Ħ��Ⱦ��0.8��ϡ��ć��Լ�A,��B��򇊘��Ϊ��\�Еr��SCR��NOx��Ⱦ��һ��,��

0��

��,��҇��(j��ng)��ֿ��Lڅ�ݣ��Ҳ�S֮��,��ȼú�l(f��)��f��҇��l(f��)��ռ��ߵĮa(ch��n)늷�ʽ,��ȼú�l(f��)��^��Юa(ch��n)��ĵ����γ��,��⻯�W��F��Ⱦ�ͳ��л��һϵ�Эh(hu��n)��Ⱦ��}��Ҫ��,��ˇ��H��P(gu��n)ע��ȼú늏S��ȥ��Ҫ�ķ��x��Դ߻�߀ԭ��(SCR),��늏S��SCR�\��r��һ��,��ˣ��б�Ҫ��늏SSCR�\��M��u�r,��鱊��SCR�ṩ�\�н��b��(j��ng)�,��

��о�ᘌ��(n��i)ĳһ늏S��ȼú偠t��C�M�ڲ�ͬؓ��µ��\�й��r,��Ҫ��Ó��Ч��,��ʡ��Ħ��Լ�3�M��Ϊ��\�ЕrSCR��NOx��ȵȅ��(sh��),��

1��x��

��x,��A̎��,��Ԅӟ��m(��)�yԇ�x�ȡ��y�c��Ó��b��Ó��b��ںͳ��ڟ��,��A��ğ��ɘӿ��в��þW(w��ng)�񷨲��c�M�Мyԇ,��

2ԇ�Y(ji��)��

2.1Ó��Ч��

�ڲ�ͬ��ؓ�ɗl��£�Ó��Ч�ʾ��ܱ��80%��,��]�г��F(xi��n)��ؓ�ɵĴ��׃��µ�Ó��Ч�ʴ��Ȳ��,��NOx��Ⱦ��ܱ��10mg/Nm3��ң��SCR��ؓ�ɵ�׃��,��

2.2��

��S��ؓ�ɵ��½��½�,��100%ؓ�ɗl��£��,��2.7ppm(�ˑB(t��i),��ɻ��15%O2,��ͬ),��ھ��@ʾֵ��SCR��(y��ng)��İ��^��,��4.6ppm,��c��H�y��ֵƫ��^��75%��50%ؓ�ɗl��,��@�N��r,��f��ھ��(sh��)��(j��)��ţ��(y��ng)��ڌ��ھ��x��M��У��,��

2.3��Ħ��ȼ��ˮ��

�C�Mؓ�ɞ�100%�r,��Ħ��Ȟ�0.9��SCRϵ�y(t��ng)��c߀ԭ��(y��ng)�Ƚӽ�1:1,��SCRϵ�y(t��ng)�з��(y��ng)�^��ȫ,��S��ؓ�ɵĽ��ͣ��Ħ��ȳ��F(xi��n)��һ��̶ȵ��½�,��Ҳ��0.8��,��Y(ji��)��SCRϵ�y(t��ng)�Б�(y��ng)�M��O(sh��)Ӌ��r,��Ա��C��ϛ]�г��F(xi��n)��M�Թ�(ji��)ʡ�\�гɱ�,��

2.4��Ϊ��\�ЕrNOx��

��Y(ji��)��@ʾ��100%�C�Mؓ�ɗl��,��ֻ�\��ć��B��򇊘��r,��NOx��CVֵ��^�ߣ��քe��31.5mg/Nm3,��30.1mg/Nm3�Լ�13.5,��18.0,��˕rSCR��ֲ�׃��^�󣬲��ڿ��SCR��NOxƽ��,��A��򇊘��3�M��׃�F(xi��n)��,��Ҳ��75%ؓ�ɕrNOx��CVֵҲ�ӽ�20%��ͬؓ�ɶ��³��NOx��ț]��Ҏ(gu��)�ɿ�ѭ��Ҫ��SCR��(y��ng)��(n��i)��׃��^��,��ؓ��Ҫ��^��NOx�ŷŝ��,��h3�M��򇊘�ͬ�r��;�е�ؓ��r�£��A��B��򇊘�,��Ա��C��NOxƽ��_��Ŀ�˝��,��