JPS6025600A - 有機高分子凝集剤の添加量制御方法 - Google Patents

Info

Publication number

JPS6025600A

JPS6025600A JP58130908A JP13090883A JPS6025600A JP S6025600 A JPS6025600 A JP S6025600A JP 58130908 A JP58130908 A JP 58130908A JP 13090883 A JP13090883 A JP 13090883A JP S6025600 A JPS6025600 A JP S6025600A

Authority

JP

Japan

Prior art keywords

amount

thickness

flocculant

addition

dehydrated cake

Prior art date

1983-07-20

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Granted

Links

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• 238000000034 method Methods 0.000 title claims abstract description 20
• 239000010802 sludge Substances 0.000 claims abstract description 34
• 229920000620 organic polymer Polymers 0.000 claims description 18
• 238000005189 flocculation Methods 0.000 claims description 2
• 230000016615 flocculation Effects 0.000 claims description 2
• 230000002349 favourable effect Effects 0.000 abstract 1
• 239000000126 substance Substances 0.000 description 16
• 238000011282 treatment Methods 0.000 description 9
• 208000005156 Dehydration Diseases 0.000 description 8
• 230000018044 dehydration Effects 0.000 description 8
• 238000006297 dehydration reaction Methods 0.000 description 8
• 239000000701 coagulant Substances 0.000 description 7
• 239000008394 flocculating agent Substances 0.000 description 6
• 239000007787 solid Substances 0.000 description 6
• 238000002347 injection Methods 0.000 description 5
• 239000007924 injection Substances 0.000 description 5
• 230000009467 reduction Effects 0.000 description 5
• 239000000654 additive Substances 0.000 description 3
• 230000000996 additive effect Effects 0.000 description 3
• 238000005259 measurement Methods 0.000 description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• 241001061127 Thione Species 0.000 description 2
• 230000015572 biosynthetic process Effects 0.000 description 2
• 230000008859 change Effects 0.000 description 2
• 238000007796 conventional method Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 230000008569 process Effects 0.000 description 2
• 230000002776 aggregation Effects 0.000 description 1
• 238000004220 aggregation Methods 0.000 description 1
• 125000000129 anionic group Chemical group 0.000 description 1
• 150000001450 anions Chemical class 0.000 description 1
• 230000008901 benefit Effects 0.000 description 1
• 125000002091 cationic group Chemical group 0.000 description 1
• 239000003795 chemical substances by application Substances 0.000 description 1
• 230000007423 decrease Effects 0.000 description 1
• 230000003247 decreasing effect Effects 0.000 description 1
• 239000004744 fabric Substances 0.000 description 1
• 238000001914 filtration Methods 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• 238000012544 monitoring process Methods 0.000 description 1
• 230000007935 neutral effect Effects 0.000 description 1
• 239000002245 particle Substances 0.000 description 1
• 238000012545 processing Methods 0.000 description 1
• 238000000746 purification Methods 0.000 description 1
• 230000004044 response Effects 0.000 description 1
• 239000010865 sewage Substances 0.000 description 1
• 238000010998 test method Methods 0.000 description 1
• 238000004065 wastewater treatment Methods 0.000 description 1