�{�VĤ�ڃ�(y��u)�|��ˮ��a�еđ��

��r�g��2009-09-01 16:59 ��Դ�� : ��x��3483

1��ˇ��,��ϼ��

1.1��ˇ��c��

�о��ȡ��ˮ̎��ˇ��£�

ԭˮ→�A̎��ϵ�y(t��ng)→��V(1μm��5μm)→�{�VĤ�M��→��ϵ�y(t��ng)→��(y��u)�|��ˮ

�A̎��ϵ�y(t��ng)ͨ�^��̿�^�V��b��,��Ҫȥ��ԭˮ�е��ЙC��Ⱦ���,��F,��i��ȵ�,��1μm��5μm�ľ��V��Ч��Ĥǰˮ�ĝ��,��ȥ��С�w��Ҹ��,��

�{�VĤ��HYDRANAUTICS��˾ESNA1—4040Ĥ��DESALHL4040FĤ,��|��@��OӋĤ�M��ˮ��ʞ�50%,��ڸ��ԭˮˮ�|�Ĳ,��{�VĤ��H�\�Љ��0.5��0.9MPa֮�g��ȡ�

1.2��yԇ��

�Ȼ��y�ζ��y��,��Ӳ�Ȳ��EDTA�ζ��y��,��x��x��늘O��y��ü{��ԇ��ֹ��ȷ��y��W��Ը��i��⛵ζ��y��,��A�Ȳ��A�ζ��y��,��

2��Y��ӑՓ

2.1��{�VĤ��V��|��ȥ��Ч��

��ˮ�еĵV��|��w��ģ��Ҫ�m��,��ˮ��^�ߵĵV��|��a��,��L��ø�Ӳ�ȵ�ˮ�׵ýYʯ��ͬ�r,��^�ߵĵV��|��Ӳ��Ӱ�ˮ�Ŀڸ�,��V��|��^�ߣ��е�ā,��^�لt�嵭�oζ,��ձ��ˮ�˜��mˮ�|�Ŀ��TDS��30��200mg/L��V��|��^�ߵ�ԭˮ,��x�ü{�VĤ��Ĥ�^�VԪ��Ч��ԭˮ�ĵV��|��,��V��|��w��늌��ʻ��ܽ��Թ��w��ʾ,��

��`��{�VĤ��ͬ�؅^(q��)ˮ�еV��|��ஔ��ȥ��,��ȥ��(��늌��ʺͿ��ܽ��Թ��w��ʾ)��^��,��^��r�µ�ȥ��ʼ��50%��70%֮�g��1��ʾ,��о��Ҳ�l(f��)�F�ٔ��r�µ�ȥ��ʸ��_90%��,��@��ӳ��Ӱ푼{�VĤȥ��o�C�x�ӵ��^�࣬��x��ˮ��Һ�е��Ч�돽,��ˮ��һ�r��r�x�ӵĝ�ȱ��,��໥Ӱ푡��r��õļ{�VĤԪ��텢��(�׏��С,��Ĥ��Լ��Mˮ��)�Ⱦ��܌��x�ӵ�ȥ��ʮa��Ӱ�,��

��1��{�VĤ��ˮ�еV��|��ȥ��Ч��

��(y��u)�\|ˮ�a��(t/h)	늌��(μs/cm)			��ܽ��Թ��w(mg/L)
��(y��u)�\|ˮ�a��(t/h)	ԭˮ	��(y��u)�\|ˮ	ȥ��(%)	ԭˮ	��(y��u)�\|ˮ	ȥ��(%)
1	249	100.4	59.6	125	50.2	59.8
1	680	370	45.6	338	185	45.3
1	692	361	48.0	346	180	47.9
1	683	362	46.9	342	181	47.0
1	536	306	42.9	268	153	42.9
0.5	684	336	50.8	335	168	49.8
1	1002	572	42.9	500	286	42.8
1	820	402	50.9	410	201	51.0
1	116	41.2	64.5	58	20.6	64.5
1.5	286	101	64.6	143	50	65.0
1	348	1.4	70.1	174	52	70.1
1	415	134	67.7	208	67.0	67.8

�Sԭˮ늌��ʵ��ӣ��x��ȥ��ʿ��w�ʽ��څ��,��D1��ʾ,��

Rautenbach R�J�飬��c��ȵ��@�N��P��c��ƽ��w��x�ӵ��P,��M��Һ�е��x�ӝ��Խ��,��Ĥ΢��еĝ��ҲԽ�ߣ��K�ڝB͸��еĝ��ҲԽ��,��ͬ�r,��ؓ늺ɵļ{�VĤ�ױڣ��x�ӱ��ڿױڸ��ʹ�ÿ׃�ؓ�Ĺ̶��x��ܵ��@�N��ֲ��,��@��,��S��M�ϝ�ȵ��ӣ�늺��,��x�ӿ��܏�Ĥ��͸�^,��Ĥ�Ľ��½��

2.2��{�VĤ��Ӳ�ȼ��x�ӵ�ȥ��Ч��

�{�VĤ��ˮ�п�Ӳ�ȼ��}�x��,��V�x��,��@�x�ӵ�ȥ��Ч��Ҋ��2��

��2��{�VĤ��ˮ�п�Ӳ�ȼ��},��V,��@�x�ӵ�ȥ��Ч��

��(y��u)�\|ˮ�a��(t/h)	��Ӳ��(CaCO₃ mg/L)		�}�x��(mg/L)		�V�x��(mg/L)		�@�x��(�Ե�Ӌ��mg/L)
��(y��u)�\|ˮ�a��(t/h)	ԭˮ	ȥ��(%)	ԭˮ	ȥ��(%)	ԭˮ	ȥ��(%)	�A̎��ˮ	ȥ��(%)
1.5	69.6	71.4	19.5	69.0	5.0	77.8	0.42	26.2
0.5	190.2	63.5	43.9	64.9	19.6	61.7	0.82	51.2
1	217.4	61.2	59.3	60.7	15.0	57.5	0.44	70.9
1	148.0	94.9	41.3	95.4	10.9	93.8	0.26	80.7
1	208.0	54.0	54.8	49.3	17.3	63.0	0.60	26.6
1	172.4	81.6	54.0	81.9	9.1	80.2	0.37	51.4
1	202.4	80.5	46.5	80.6	21.8	81.2	1.92	42.7
1	144.3	58.5	39.8	56.5	10.5	60.9	1.88	50.0

�{�VĤ��Ӳ�ȵ�ȥ��ʱ��䌦��x�ӵ�ȥ��ʲ��Ӹ��,��54%��95%��,��ͬһ�Mˮ�ӣ��{�VĤ��Ӳ��,��}�x��,��V�x�ӵ�ȥ��ʻ��ͬ��@��䌦�@�x�ӵ�ȥ��,��о�߀�l(f��)�F,��ͬ�ӗl��£��{�VĤ��Ӳ�ȵ�ȥ��ʴ��䌦��x�ӵ�ȥ��,��@��Դ�ڼ{�VĤ��r�x��(Ca2+,��Mg2+)��ȥ��ʴ��ڌ�һ�r�x��(��@�x��)��ȥ��ʡ�

2.3��{�VĤ��A�ȼ��x�ӵ�ȥ��Ч��

�{�VĤ��A��,��Ȼ��,����x�ӵ�ȥ��Ч��Ҋ��3,��

��3��{�VĤ��ˮ��x�ӵ�ȥ��Ч��

��(y��u)�\|ˮ�a��(t/h)	��A��(CaCO₃ mg/L)		�Ȼ��(mg/L)		��(mg/L)		��(mg/L)
��(y��u)�\|ˮ�a��(t/h)	ԭˮ	ȥ��(%)	ԭˮ	ȥ��(%)	ԭˮ	ȥ��(%)	ԭˮ	ȥ��(%)
2.5	33.52	38.3	6.1	13.3	0.92	47.8	7.36	66.4
2	11.89	45.0	6.25	30.0	0.46	65.0	8.20	72.0
1.5	36.86	38.7	18.8	30.0	0.52	35.0	5.66	100
0.5	162.9	51.0	58.4	42.1	��	��	22.5	100
1	81.3	50.0	66.3	32.0	0.54	63.0	6.39	63.2
1	126.2	40.2	12.8	38.3	0.62	42.0	5.39	80.0
1.5	22.5	60.0	39.0	56.9	0.42	47.6	6.5	80.0
1	83.4	51.3	��	��	0.68	55.9	74.2	100
1	61.3	51.0	51.6	40.3	0.5	44.0	82.9	96.9

�{�VĤ��x��^�õ�ȥ��,��ȥ��c�Mˮ��x�ӵĝ�ȴ�С֮�g��o��Ҏ(gu��)�ɣ�ȥ��ʷ�(w��n)��^��,��һ��pHֵ�l��,��A�Ȍ��H�ϴ��HCO-3��CO2-3�Ŀ��,��w�Ͽ��,��{�VĤ��ȥ��Ҫ��ڌ��A�ȡ��Ȼ��,��ȥ��,��{�VĤ��߃r��x�ӵ�ȥ��ʴ��䌦һ�r��x�ӵ�ȥ��ʡ��@һ�c�c�{�VĤ��һ�r��x�Ӻ͸߃r��x�ӵ�ȥ��Ҏ(gu��)��һ�µġ�

2.4��{�VĤ��ЙC��ȥ��Ч��

��CODMn��254nm̎��(A254)��ȥ��ʁ��ӳ�{�VĤ��ˮ��ЙC��Ⱦ��Ŀ��wȥ��Ч��,��Y��Ҋ��4,��

��4��{�VĤ��ЙC��Ⱦ��Ŀ��wȥ��Ч��

��(y��u)�\|ˮ�a��(t/h)	CODMn(mg/L)		A₂₅₄
��(y��u)�\|ˮ�a��(t/h)	�A̎��ϵ�y(t��ng)��ˮ	ȥ��(%)	�A̎��ϵ�y(t��ng)��ˮ	ȥ��(%)
2.5	1.16	25.9	0.126	54.0
1	0.90	50.0	0.082	43.9
0.5	1.42	64.8	0.086	70.9
1.5	1.06	40.6	0.029	13.8
1.5	1.12	37.5	0.103	26.2
1	0.74	27.0	0.058	19.0
1	1.13	37.2	0.055	47.3
1.5	0.96	52.1	0.076	67.1

�{�VĤ��A̎��ϵ�y(t��ng)��ˮ�е��ЙC��Ⱦ��и��Mһ��ġ��ஔ��ȥ��,��CODMn��ȥ��ʺ�A254��ȥ��ʶ��ӳ��{�VĤ�ڲ�ͬ�l��,��ͬԭˮ��ЙC��Ŀ��wȥ��Ч��,�@��cˮ��ЙC��Ⱦ��ķN��,��ˮ�Ի��Hˮ�Լ��ЙC��|��Ĵ�С��ͬ��P,��Ҳ��cĤ��|��Ե��P��ЙC��,��õ�Ӱ표p��ʧ,��˕r��Ҫ��F��ͺY��á�PEriksson��о��l(f��)�F,��{�VĤ��|��150�ķ��x�ЙC��ȥ��ʵ�,��|��300��ЙC��ȥ��ʸߡ�

3��YՓ

�ټ{�VĤ��,��A̎��Ҫ��ڷ��B͸Ĥ��,��Ɍ�ԭˮ��Ó�}��ܛ��Mһ��ȥ��ЙC��Ⱦ��Ȍ��w��к��|,��ˮ�ڸкã��һ�N�m��ڃ�(y��u)�|��ˮ��a�в��õ�Ĥ�^�V��g,��

�ڲ�ͬԭˮ�l��¼{�VĤ��ˮ�еV��|��,��Ӳ�ȵ�ȥ��ʲ��^��ͬ�ӗl��,��{�VĤ��Ӳ�ȵ�ȥ��ʴ��䌦��x�ӵ�ȥ��,��Sԭˮ늌��ʵ��ӣ��ȥ��ʿ��w�ʽ��څ��,��

�ۼ{�VĤ��߃r�x��(��}�x��,��V�x�ӡ��)��ȥ��ʴ��䌦һ�r�x��(��@�x��,��A��,��Ȼ����)��ȥ��,��

�ܼ{�VĤ��΂��x�Ӽ��ЙC��Ⱦ�ￂ��ȥ��ʸߵ��c�Mˮ��x�ӝ�ȴ�С��ЙC�ￂ�w��С֮�g��o��Ҏ(gu��)��,��ȥ��ʷ�(w��n)��^�

����D�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�Դ��ע�e�`��ַ��ĺϷ��,��Ո��߳֙��C��c��Wϵ,��҂��r��h��,��x�x,��