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��U��ˎ�N��Uˮ��Ҫ�ɷ��TNT��һЩ����c��TNT��ȸ�,��ˮ��С,��д��֬��|��ɷ֏��s��ɫ�ȸ�,��δ��(j��ng)��Ч̎��ĺ�TNT�Uˮֱ��ر��h(hu��n)��,��TNT�͕��ܿ�B��£��e��͵��ˮ��,��ɇ��صĭh(hu��n)��Ⱦ,��ˣ��о�TNT�Uˮ̎��g,��ھS�o��w��ͅ^(q��)��B(t��i)�h(hu��n)��ȫ,��Ҫ�Ľ�(j��ng)��x��x��Ŀǰ,��̎��TNT�Uˮ�ķ��Ҫ��W��﷨,��Fenton��ǌ�Fenton��늽ⷴ��Y��һ��M�еķ��,��Ҫ��늽�Fenton��ꖘO�Fenton��,��ꎘO�Fenton��,��Fenton��y��Uˮ̎��ã��ˎ�N��Uˮ�đ��о�߀�^��,��P�ߌ��FꖘO늽�Fenton��̎��TNT�Uˮ�M��ԇ��о�,��

1��c��

ԇ��TNT�Uˮȡ��ĳ܊�^(q��)��U��ˎ�N��TNT��Һ��Ҫ��Ⱦ��ָ�ˣ�TNT149~202mg/L,��COD480��500mg/L,��ɫ��1040��3130�ȣ�SS<50mg/L,��

1.1ԇ�x��ԇ��

ԇ��TNT�˜ʷ��ԇ��>99.99%��,��H2O2��30%��,��NaOH��AR��Na2SO4��AR��,��H2SO4��AR��,��а��޹�˾��

�x��HH-6�͔�(sh��)�@��ˮԡ偣��Kʡ��Эh(hu��n)��x��S��,��WYK-G�͹��ֱ��(w��n)��Դ��Kʡ�K��f��_늚��޹�˾��,��pHB-4��pHӋ��ƌ��d�I(y��)�Ƽ��޹�˾��721�ͷֹ��Ӌ��ɽ�|��ܲʺ��x��޹�˾��,��

1.2ԇ򞷽��

��늽��,��ԃɉKƽ�е�10cm×10cm��F��ʯī��քe��ꖘO��ꎘO��ֱ��(w��n)��Դ,��700mL�Uˮ,��Na2SO4��֧��늽��|��ϡH2SO4��NaOH��Һ�{��(ji��)pH,��Ͷ��һ��30%H2O2,��y��ͬ�l��TNT��COD��ȥ��ʡ�

1.3��

TNT�Ĝy��Á��c�ֹ��ȷ�,��COD�Ĝy��Ø˜��t��⛷�,��

2�Y��cӑՓ

2.1늉��ȥ��Ч��Ӱ�

��Na2SO4Ͷ��770mg/L��H2O2Ͷ��300mg/L,��pH=7.0,��늽�r�g2h��O��g��7cm�ėl��,��첻ͬ늉��TNT,��CODȥ��Ч��Ӱ푣��Y��D1��ʾ,��

�D1늉��ȥ��Ч��Ӱ�

�ɈD1��Ҋ,��TNTȥ��S늉��ӡ�늉��c��ܶȳɾ��Pϵ,��TNT��ȥ��S��ܶȵ��Ӷ��,��ܶȵ��ӣ��·��늉��,��ܺ��,��һ��棬��H2O2��e��HO2·+H+�ķ��,��mȻ��ɵ�HO2·Ҳ��һ�N��,��HO·��Uˮ��늉��7V�r��Ч��,��˕r��Ѹ��,��ꖘO�д��ð��˕rTNTȥ��ʞ�98.22��,��CODȥ��ʞ�75.62��,��늉��7V�r��Q�鄡�ң��Ǹ��F(xi��n)��@,��ꖘO��д��ð��,��O��@�l(f��)�ᡣ�@��늉��^��ȥ��ʅs��ԭ��,��ˏĹ�(ji��)��c�Uˮ̎��ɷ��C�Ͽ��],��m�ϵ�늉��7V��

2.2H2O2Ͷ��ȥ��Ч��Ӱ�

��Na2SO4770mg/L,��늉�7V,��pH=7.0��늽�r�g2h,��O��g��7cm�ėl��,��첻ͬH2O2Ͷ��COD��TNTȥ��Ч��Ӱ푣��Y��D2��ʾ,��

�D2H2O2Ͷ��ȥ��Ч��Ӱ�

�ɈD2��Ҋ,��H2O2Ͷ��0��ӵ�180mg/L�r��TNT��CODȥ��Ѹ��,��TNT�ѻ��ȫ�Ɖ�,��CODȥ��Ҳ�_��63.3%��H2O2Ͷ��180mg/L��ӵ�450mg/L�r,��TNT��H2O2Ͷ��300mg/L�rȥ��_��,��CODȥ��Ծ��69.4%��H2O2�|��ȴ��450mg/L�r,��TNT��COD��ȥ��ʷ��½�,��ԭ��Ǯ�H2O2Ͷ��0��180mg/L�r��˕rH2O2�c�FꖘO�ܽ��Fe2+��,��a(ch��n)��HO·Ѹ�ٌ�TNT�Ɖ�,��H2O2Ͷ��450mg/L�r,��˕rH2O2��^��,��FꖘO�ܳ��ʲ��ȫ�M�㣬��H2O2��δ��cFe2+�l(f��)��ͱ�늽��^��ƉĮa(ch��n)��OH-,��@��Ҫ��늽�Fenton��,��ӿ��H2O2�ķֽ⣬��ɶ̕r�g��^�󣬁��cTNT��ͱ�H2O2��,��ȡH2O2Ͷ��180mg/L,��

2.3Na2SO4Ͷ��ȥ��Ч��Ӱ�

H2O2Ͷ��180mg/L��pH=7.0,��늉�7V,��늽�r�g2h��O��g��7cm�ėl��,��첻ͬNa2SO4Ͷ��TNT��CODȥ��Ч��Ӱ�,��Y��D3��ʾ��

�D3Na2SO4Ͷ��ȥ��Ч��Ӱ�

�ɈD3��Ҋ,��S��Na2SO4Ͷ��,��TNT�cCOD��ȥ��u��Na2SO4��Ͷ��500mg/L�r,��_��,��˺��SNa2SO4Ͷ��^�m(x��)��ӣ�ȥ��Ӿ��,��څ��ƽ��(w��n),��@��Ҫ��SNa2SO4Ͷ��ӌ��늽��е�늽��|��ߣ��,��F(xi��n)e2+�ܳ��ٶ��,��Fenton��İl(f��)��Na2SO4��Ͷ��500mg/L�r,��ȥ��COD,��Ч�^�͡��,��Na2SO4��Ͷ��500mg/L,��

2.4��ʼpH��ȥ��Ч��Ӱ�

H2O2Ͷ��180mg/L��Na2SO4Ͷ��500mg/L,��늉�7V,��늽�r�g2h��O��g��7cm�ėl��,��첻ͬpH��TNT�cCOD��ȥ��ʵ�Ӱ�,��ͨ�^ԇ�l(f��)�F(xi��n)pH��2.8׃��5�r��ȥ��SpH��Ӷ��,��˺�pH��5��ӵ�9.4,��ȥ��ʳ��pС�Ġ�B(t��i)��ͨ�^ԇ�Y��Ҋ��pH��ԕrȥ��,��늽�Һ��ԕr,��H+�mȻ��Ժ��FꖘO��,��ǅs��ꎘO��İl(f��)��늽�Һ��A�ԕr,��OH-��FꖘO�ܳ��Fe2+�l(f��)��a(ch��n)��Fe��OH��2��,��Fe2+��ȣ��Fenton��İl(f��)��,��,��ԗl��ѷ��l��

2.5��r�g��ȥ��Ч��Ӱ�

��H2O2Ͷ��180mg/L,��Na2SO4Ͷ��500mg/L,��pH=7.0��늉�10V,��늽�r�g2h,��O��g��7cm�ėl��£��첻ͬ��r�g��TNT��CODȥ��Ч��Ӱ�,��Y��D4��ʾ,��

�D4��r�g��ȥ��Ч��Ӱ�

�ɈD4��Ҋ��0~2h�r,��TNT�cCOD��ȥ��S��r�g��L��Ӵ�,��2h�r�_��󡣮��r�g��2h�r,��TNTȥ��џo׃��,��CODȥ��ʅs��½��@��Ҫ��Fenton��ȫֹͣ,��H2O2��ȫ��,��˕r��L�r�g��늽⌢��h(hu��n)��_,��COD��,��CODȥ��½��,��늽�r�g��2h,��

3�YՓ

ԇ򞌢늽ⷴ��Fenton��ϳ�늽�Fenton��F��ꖘO,��ʯī��ꎘO,��TNT�Uˮ��̎�팦��о��H2O2Ͷ��,��Na2SO4Ͷ��,��pH��늉��늽�r�g��،�TNT,��CODȥ��ʵ�Ӱ�,��ó�늽�Fenton��ѹ�ˇ�\�Зl��늉�7V��H2O2Ͷ��180mg/L,��Na2SO4Ͷ��500mg/L,��pH=7��늽�r�g2h,��˕r,��TNTȥ��ʿ��_97��CODȥ��ʿ��_65%,��

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