��⁰׷ۏU��s�¼��g��̽ӑ

��r�g��2009-07-24 15:19 ��Դ�� : ��x��2298

��ᷨ⁰׷��a(ch��n)��ˇ��a(ch��n)1t⁰׷۸��a(ch��n)8t��w/(H2SO4)�s20%�U�ᡣ�@��֏U��ĝ��^��,��ͨ��M�Н�s��,��ܶ��S�҄t��s�M��^�߶��кͺ��ŷš��،��h(hu��n)��Ҫ��څ��,��Щ�S��ڏU�ᆖ�}��Q��ö��ͣ�a(ch��n),��H�ϣ��⁰׷ۏU��ĝ�s��˼��g��}��,��߀�н�(j��ng)��},��ڮ�ǰ��(n��i)��r��ձ��^�͵��r�£��(j��ng)��}��@��ͻ��,��S��F(xi��n)��g��M��,��⁰׷ۏU��s��g��Ƿ��·��أ��F(xi��n)��M��̽ӑ,��

1 ��(n��i)��⁰׷ۏU��s��g�śr

ϡ��s��ˇ·��ɸ��(j��)ϡ��s��;��x��,��ϡ��s��w(H2SO4)70%�r,��һ��Q��A��s,��A��s�O��Ĳ��|(zh��)�^�׽�Q,��ܺ�Ҳ�^��,��ʇ��(n��i)��һ�㶼��s��w(H2SO4)70%�Ժ��w(H2SO4)98%��I(y��)��90%��؏��⁰׷��a(ch��n),��

1.1 ��ⳣ�õ�⁰׷ۏU��s��g

��,��ᷨ⁰׷ۏS��U��Ҫ��l(f��)��s,��^�д��Եķ��mRaumaRepola�U��s��Ҋ�D1(��),��(n��i)��⁰׷ۏS��ԓ��g,��

ԓ��̵��c��£�

a.��Ҫ�O��Ï��͸��g�Ĳ��Ƴ�,��ʯī��ʽ�Q��֬�w�S��l(f��)��,��F��|(zh��)�õ�,��O��S��٣�ʹ�É��L,��

b.ͨ�^�Q��ďU��ñÏ��ѭ�h(hu��n),��ȿɷ�ֹ��၆�F�Y(ji��)��ڹܱڽY(ji��)��Ӱ푂��Q��ܣ��ֿɼӿ�܃�(n��i)��,��߂��Ч��,��pС�Q��e��Ķ��(ji��)�sͶ�Y,��һ��15 m3/hw(H2SO4)20%�U��s�b��,��a(ch��n)Ʒ��w(H2SO4)70%Ӌ��̵��Ҫ�ܺļs�飺��(120��)0.7t/t,�� 23.5kWh/t,��

1.2 ��(n��i)⁰׷ۏU��s��g

1.2.1 ⁰׷ۏU��s��gԇ�

��⁰׷ۏU��s��һ��׽�Q�Ć��}��ܵ��҇��P��T��ҕ��(j��)��,��ҿ�ί��ʻ��Ϳ��о��,��OӋԺ��(zh��n)��⁰׷ۏS��ͬ�Г�“�ʵV��ᷨ⁰׷ۏU��s��gԇ�”��Ҏ(gu��)��ԇҎ(gu��)ģ��500t/a,��ԇ��1984��8��_ʼ,��1985��12��ͨ�^��ɻ��Ƽ��ֽM��ļ��g�b��Ҫ�Y(ji��)Փ��£�

a.��⁰׷ۏU��һ��՝�s��x��၆�F��M��՝�s,��ǰ�ڝ�s��w(H2SO4)65%,��ʞ�90.2%��

b.��s��ÏU��ù��I(y��)��a(ch��n)�J��⁰׷�,��a(ch��n)Ʒ�׶�δ�l(f��)�F(xi��n)��Ӱ�,��

c.ÿ�a(ch��n)1 t g/(H2SO4)65%��ɱ��98.69Ԫ(ԭ�ϏU�᲻Ӌ�r)��

��r�r��Ӌ��,��ڽ�(j��ng)��_��̝�p��ӯ��,��@һ��ԇ�ɹ��ڹ��I(y��)��a(ch��n)�в�δ�ƏV��ã��Ӌ��˼��g��}��,��Ҫ߀�ǽ�(j��ng)��},��U��s�ĳɱ��^��U��ʯ��к�̎��M�á�

1.2.2 ��ͨ��ʥ��˾�U��s��g

��ͨ��ʥʯī�O��Ƽ��޹�˾�_�l(f��)��⁰׷ۏU��s��g��ڇ��(n��i)ĳЩ�S�ƏV��,��c��⁰׷۵��D(zhu��n)�G�៟��cw(H2SO4)20%��ҵďU��|ʹ֮��s��w(H2SO4)30%��,��ٽ�(j��ng)��Ƈ��l(f��)�O�䌢��s��w(H2SO4)68%��Һ��M��̎��ã��^��(ji��)��,��(j��)��,��һ��20kt/a��⁰׷ۏU��s�b�õĽ��O��Ͷ�Y�s��1200�fԪ��ȫ��Ͷ�Y��1.5��ջ�,��

2 ��Ч��(ji��)��⁰׷ۏU��s�¼��g��̽ӑ

2.1 ⁰׷ۏU��s�¼��g��ԇ�

��,��V��к��_��g�_�l(f��)��˾��⁰׷ۏU��s��g�M��̽��ͨ�^һ�Εr�g��ԇ�,��x��һ�N�U��s�¼��g,��ԇ��1 L�ĈA��ƿ�b��⁰׷ۏU��M��˝�sԇ򞣬ÿ��ƿ�ڶ��Ƥ��o,��һ��ƿ�ڲ��ض�Ӌ�y��,��ƿ�ڲ��벣��,��һ��ͨ��,��һ�˲��£�߀��һ��ƿ�ڽ��ձ�,��ƿ��댧��Ͳ�,��늠t�ӟᣬ��ձ��\�D(zhu��n)�r��Ͽճ��߀��՚��ݔ��U��,��ԇ�Y(ji��)��£�

ԭ�ϏU��w(H2SO4)23%,��|(zh��)��1002g��͜ض�150��,��ƿ��(n��i)��Һ��v�ض�84��,��ƿ��(n��i)��ն�0.095MPa��s�r�g70min,��s��ز��^�Vȥ��၆�F��,��ƿ��(n��i)��w(H2SO4)66%��|(zh��)��358g,��

2.2 ⁰׷ۏU��s�¼��g�Ĺ�ˇ��

��ԇ��ҵ��O�估ԇ򞔵(sh��)��(j��),��ñ��g�M��⁰׷ۏU��s�Ĺ��I(y��)��a(ch��n)��̻��D2(��)��ʾ��

2.3 �¼��g��I(y��)��Ŀɿ��Է��

2.3.1 ��Ӌ��ķ��

��g��c��⁰׷��a(ch��n)�е�ƫ��(ˮ�϶��)�џ��Gβ��ğ��U��s�Ŀ��Դ,��һ��ᷨ��a(ch��n)⁰׷۹�ˇ��,��a(ch��n)1 t⁰׷ۼs��ŷŜضȼs300��ĸG��20000m3��ìF(xi��n)�е��M��(ji��)�ܼ��g,��ʹ��b�Ì��G��ğ��_��65%,��t�x�_��b�õĸG��ضȞ� 105�棬��¶�c,��򱾼��g�ďU��s�O��նȼs0.095MPa�ĸ�ؓ��l��²��,��ˮ�ķ��c��齵�ͣ��ʰ��ƽ��Ӌ�㑪�o��},��

2.3.2 ��Ҫ�O��ļ��g�ɿ��Է��

2.3.2.1 �G��Q��

�G��Q��Ҫ�ǹ��G��c��͓Q��,��ړQ��(n��i)�O��һ��(sh��)��Č��͹ܣ��OӋ�l��飺��ɳ��150��,��G��t��300�潵��150��,��G��Q��ɰ��OӋ�l��M��O��OӋ��؛��o��g��},��

2.3.2.2 ��ܓQ��

��ܓQ��ͬһ��e��Ч�ʸ��ښ�-��Q��,��һ��(y��u)�c��m��ڟ��w�c��w��^��r�Ă��ᣬ��O��OӋ�l��飺�G��ڜض� 150��,��ڜض�105��,��՚��ڜض�50�桢��ڜض�100��,��՚��_�Ĺ��L�C��Q��,��ڜضȿɱ��C��ڮ�ǰ��ܹ�(ji��)�ܼ��g��ռ��r��x�ß�ܓQ��ᑪ�o��},��

2.3.2.3 �ͼӟ��l(f��)��

��A�׼ӟ��l(f��)��,��É��s�՚��攇�蘪ͬ�r��Դ��M��l(f��)��һ��ڻ��a(ch��n)�г��õļ��g,��b�Ì��A��е��Ğ錧��ͣ��ˇ�l��Ӌ��ܟ��e,��,��O��c��⚤��(n��i)�rʯī�壬�ɱ��C�͸�ؓ��160��ϡ��ĸ��g,��(j��)�a(ch��n)��Ӌ��O��С��,��߀��ʹ��a(ch��n)�B�m(x��)��Ч�ʸߵ�ԭ�t��x��O��з��

2.3.2.4 �U��l(f��)�O��

��,��ʯī�Q��͏U��l(f��)��(g��u)�ɵďU��l(f��)�O��ڇ��(n��i)��⁰׷ۏU��s�b��ձ��,��b��ֻ��ڌ��w(H2SO4)�s20%�U�Ꮚ��ѭ�h(hu��n)��s��s30%��Ȼ��ͼӟ��l(f��)��^�m(x��)��s,��FeSO4·H2O��w(H2SO4)30%��µ��ܽ��^��,��ʲ��Y(ji��)��Q��Б��o��},��

2.4 �¼��g�Ľ�(j��ng)��x

a.��g��ß�G��ğ��,��ٌ��ضȼs105��G��M��ˮϴ��F��ŷţ��@�ӿ��ϴ��ˮ�л��ոG��Ў��⁰׷�,��ß�⁰׷ۏU��ϴ��G��՟��,��t�G��К��⁰׷��^�y��ա��,��ڸG��ضȽ��ͺ��M��ˮϴ,��Ɍ�ͨ��G��õăɼ�ˮϴ�Ğ�һ��ˮϴ��(ji��)ʡ�O��Ͷ�Y��(ji��)�s��ˮ��,��

b.��ʯī�Q��w(H2SO4)�s20%�U��s��w(H2SO4)30%��׶��,��_��ʸߣ��U��,��┵(sh��)��(j��)��ʯī�Q��s��ʞ�85%,��ԇ򞔵(sh��)��(j��)��㣬��g��ʿ��_92%��,��

c.��ܽ��w(H2SO4)20%�U��е�FeSO4·7H2O(�|(zh��)��֔�(sh��)�s��12%)�ڝ�s��w(H2SO4)65%�U��׃�� FeSO4·H2O��Y(ji��)��,��⁰׷ۏS�O��F�V��b�ã��^��ε��k��ǌ��ԭ�ϓ��F�V�б��,��ɜp��t�V��,��o�˗l��t��U��FeSO4·H2O�s�|(zh��)�^�࣬��ˮ�ܽ��FeSO4·7H2O��ʽ�ؽY(ji��)��,��Ʒ��Ј�,��Ɍ��ؽY(ji��)��^�� FeSO4·7H2O�ӟ�Óˮ��FeSO4·H2O��ĥ�۳��ӄ��ۃr�s��FeSO4·7H2O��5-6��,��

d.��V�|��r��Ӌ��,��һ��10 kt/a⁰׷�ϵ�y(t��ng)�ďU��s�b��Ͷ�Y��^300�fԪ,��1tw(H2SO4)65%�U��ĝ�s�ɱ��s��^90Ԫ,��ۃr��180Ԫ/tӋ,��tͶ�Y��ڲ��^1.5�ꡣ

3 �Y(ji��)�Z

ԓ�U��s��g��Ҍ��,��ܽ�Q�F(xi��n)��⁰׷ۏS�ĭh(hu��n)��},��Ҟ�M��⁰׷ۏS�ڽ�Q�U��·��ṩ��һ�l��·��b��R��(chu��ng)��˗l��,��ͬ�r,��ϝ{��Һ�w��l(f��)��s��ṩ��á�

����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��