ʲô�ǰ��Ó��

��r�g��2021-03-16 10:04 ��Դ��h(hu��n)��̎� ��: ��x��1790

��Ó��̎��иߝ��,��Uˮ��Ó��İ��Ի��,��׽Y(ji��)��,��ؕ͜r��ȥ��Ч�ʵ͡��Ó�r�g�L,��Ⱦ,��ˮ��ƫ�ߵ�ȱ�c(di��n)��_Ӱ푴�Ó��P(gu��n)�I��,��߰��ȥ��,��ڰ��̎��ɱ��ơ�ˮ��Ⱦ�õ��,��(sh��)�F(xi��n)��еĿɳ��m(x��)�l(f��)չ��Ҫ��x,��

һ��ʲô�ǰ��Ó��?

��Ó��Ú��w��x��ɣ��ɣ�ͨ�^��w�։��ͬ,��x�B(t��i)��Ó��Uˮ��һ�N��,��

1��Ó��ԭ��

��wԭ��ÏUˮ��İ��ȓ]�l(f��)��|(zh��)�Č�(sh��)�H��cƽ��֮�g��ڵĲ,��ډA�ԗl��ʹ�ÿ՚ⴵÓ,��ڴ�Ó�^��в��ų��w��׃�˚��еİ��,��Ķ�ʹ�䌍(sh��)�H��ʼ�KС��ԓ�l��µ�ƽ��,��Kʹ�Uˮ��ܽ�İ��ഩ�^��Һ��,��ʹ�Uˮ�е�NH3-N��Ó��Կ՚��d�w,��Ó��һ��|(zh��)�^��,��Ƅ��Կ՚��а��ķ։��c�Uˮ�а��ஔ(d��ng)?sh��)�ƽ��։�֮�g�Ĳ��w�M��Һ��ķ։��Һ�w��(n��i)�ĝ�ȷ��Ϻ��,��P(gu��n)ϵ,��˷�Ҳ��“��”��c�ض�,��Һ��P(gu��n),��

��Ó��Ļ��ԭ��ǚ�Һ��ƽ��͂��|(zh��)�ٶ��Փ��Uˮ�е�NH3-Nͨ��@�x�ӣ�NH4+��x��(NH3)�Ġ�B(t��i)�ѳ�ƽ��ڵģ�

NH4++OH?NH3+H2O

��(d��ng)PH��ԕr,��NH3-N��Ҫ��@�x�ӣ�NH4+��ʽ��,��(d��ng)PHֵ��A�ԣ�NH3-N��Ҫ��x��NH3��B(t��i)��ڴ�Ó��ڷ�ˮ�м��A,��{(di��o)��(ji��)PHֵ��A��,��Ȍ��Uˮ�е�NH4+�D(zhu��n)��NH3��Ȼ��ͨ��՚��M(j��n)�н��,��Uˮ�е�NH3�D(zhu��n)��,��Ķ��NH3-N��ˮ��ȥ��ÿ՚��ˮ��d��,��ǰ�߷Q��՚ⴵÓ,��߷Q��Ó��

2,��Ó��ă�(y��u)ȱ�c(di��n)

��(y��u)�c(di��n)

��Ó��̎��ߝ�Ȱ��Uˮ��̺��,��̎��Ч��(w��n)��M(f��i)��\(y��n)��M(f��i)�^�͵ȃ�(y��u)�c(di��n),��(sh��)��^��(qi��ng),��

ȱ�c(di��n)

�M(j��n)��ˮ��Ҫ�{(di��o)��PH��]��մ�Ó��İ��S�՚��M(j��n)��Ⱦ,��Ӳ�ȸߵďUˮ�Y(ji��)��(y��n)��,��

��Ó��b��

��B�VҺÓ��õĴ�Ó�O(sh��)��ؚⴵÓ��,��՚ⴵÓ��Լ��s��,��b�õĲ�ͬҲ��Ӱ푰��Ó��Ч��@�׷N��Ó�b�õ��Ա��^Ҋ�±�,��

��,��Ӱ��

��Ó��һ��ô�Ó�أ�Ҳ�Q“�ؚ��”��ʹ�Ó��O(sh��)�䡣��Ó��ռ��e�󣬶��Ⱦ�܇��h(hu��n)��,��ж��w�Ĵ�Ó��ʽ�O(sh��)��,��ʽ�O(sh��)��ϴ�Ó��Ҫ��(n��i)�b��һ��߶ȵ��όӣ�ʹ��д��e��_(d��)��—Һ�g��ֽ��|,��м��|(zh��)��C��h(hu��n),��۱�ϩ�U��h(hu��n),��۱�ϩ��ȡ��Uˮ��,��ֲ��ϵ��,��ˮͨ�^��c��,��Uˮ��x�_��ǰ,��M�ݱ��ᣬ��豣��M(j��n)ˮ��pHֵ��׃,�,��՚��а��ķ։��S��ȥ��̶��Ӷ��ӣ��S��ˮ��Ӷ��p��,��Ӱ푴�Ó��̎��Uˮȥ��Ҫ��pHֵ,��ضȡ��Һ��/��Óˮλ��,��Ó�r�g��,��

1��PH

ˮ�еİ��,��԰��x�ӣ�NH4+��x��NH3��ƽ��Ġ�B(t��i)��,��ƽ��P(gu��n)ϵʽ��£�

NH4++OH?NH3+H2O ��1��

ʽ��1��pH ֵ��Ӱ푣��(d��ng)pHֵ�ߕr,��ƽ��Ƅ�,��x��ı��^�󣬮�(d��ng)pH ֵ��11 ��ҕr,��x��ռ90��,��

2��ض�

��c��x��֮�g�İٷַ��ʿ��ʽ�M(j��n)��Ӌ(j��)�㣺

Ka=Kw /Kb=��CNH3·CH+��/CNH4+ ��2��

ʽ�У�

Ka—— —��x�ӵ��x��(sh��),��

Kw—— —ˮ��x��(sh��),��

Kb—— —��ˮ��x��(sh��)��

C—— —��|(zh��)��,��

��ʽ��2��Կ��,��pH ֵ��Ӱ��x��ˮ�аٷ��ʵ��Ҫ��֮һ��⣬�ض�Ҳ��Ӱ푷��(y��ng)ʽ��1��ƽ��,��ض��,��ƽ��Ƅӡ��һ��г��˲�ͬ�l��°��x��ʵ�Ӌ(j��)��ֵ,��Д�(sh��)��(j��)��,��(d��ng)pHֵ��10 �r��x��80%��,��(d��ng)pH ֵ�_(d��)11�r,��x��ʸ��_(d��)98%��ܜضȵ�Ӱ��΢��

3,��Һ��

��Һ�ȣ� ָ�՚⣨��ʹ�Ó��󣨺��Uˮ��w�e��,��

Ӱ푰��ˮ��D(zhu��n)�Ƶ��Ѓɂ��һ��ˮ��̎�ı��揈��ǽ��̎�İ��Ȳ��揈��С,��B(t��i)��ጷ��,��γ�ˮ�Σ��B(t��i)��D(zhu��n)��ӌ��С,��,��(f��)�γ�ˮ��ڰ��Ĵ�Ó,��

ˮ�ʹ��а��ĝ�Ȳ��ǚ�B(t��i)��D(zhu��n)�ƵĄ��ʹˮ��܇��h(hu��n)��еİ��С,��회��՚��ѭ�h(hu��n),��ú��͝�Ț�B(t��i)��Ŀ՚┇��ˮ�Σ��ڼӿ찱��ጷ�,��

��_��ďUˮ��,��w��|(zh��)�Ƅ��(y��ng)��,��ڰ��Óȥ��,��̫�󣬚��^��,��Ӱ푏Uˮ��,��Һ��F(xi��n)��,��һ��Uˮ��,��СҺ��Һ��ٿ��ƣ��M(j��n)ˮ��^С�r,��Ĵ��Դ,��һ�㰱��Ó��ˇ��Һ�ȿ��3000��ҡ�

4,��Ó�r�g

�pС��Ó�r�g,��ڼӿ췴��(y��ng)�ٶȣ��̎��p��O(sh��)��ݷe,��f��ô�Ó��̎��B�VҺ,��Ó��pHֵ��11��Һ��2000��2300,��Ó�r�g9h,��(y��ng)�l��_(d��)��Ѵ�ÓЧ�ʲ��_(d��)��52.0%��Rƽ�Ȳ��ô�Ó—ȱ��—�ɼ��ˇ̎��B�VҺ,��B�VҺȡ��ĳ��,��1400mg/L��pHֵ��9.5,��Ó�r�g12h��(j��ng)��Ó�󰱵�ȥ��ʞ�60%,��Ȳ��ô�Ó��B�VҺ,��M(j��n)ˮ��1800mg/L��pHֵ��11,��њ�Һ�Ȟ�360��1,��՚��3.0L/min��Ó�r�g��1h,��ȥ��Ч�ʿ��_(d��)88.75%,��ɴ˿ɿ��̎��ͬ�ďUˮ��Ѵ�Ó�r�gҲ��ܴ󣬿��?y��n)��õ��ϲ�ͬ,��b��O(sh��)Ӌ(j��)�ĺ��Ե�ԭ��,��Ó̎��܉�ܺõ��M(j��n)�к��m(x��)̎��Ϳ��\(y��n)�гɱ��

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