JPH01176493A

JPH01176493A - ごみ焼却工場排水の処理方法

ごみ焼却工場排水の処理方法

Info

Publication number: JPH01176493A
Authority: JP; Japan
Prior art keywords: wastewater; coagulation; mercury; flocculant; waste incineration
Prior art date: 1987-12-28
Legal status : Granted

Application number

JP33247587A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0445237B2 (enExample

Inventor

Zensuke Inoue

井上　善介

Isao Fukunaga

福永　勲

Toshiharu Nishii

西井　稔晴

Takashi Miyaoki

宮沖　隆

Current Assignee

Osaka City Government

Original Assignee

Osaka City Government

Priority date

1987-12-28

Filing date

1987-12-28

Publication date

1989-07-12

1987-12-28 Application filed by Osaka City Government filed Critical Osaka City Government

1987-12-28 Priority to JP33247587A priority Critical patent/JPH01176493A/ja

1989-07-12 Publication of JPH01176493A publication Critical patent/JPH01176493A/ja

1992-07-24 Publication of JPH0445237B2 publication Critical patent/JPH0445237B2/ja

Status Granted legal-status Critical Current

Links

238000004056 waste incineration Methods 0.000 title claims description 14
238000004065 wastewater treatment Methods 0.000 title description 4
239000002351 wastewater Substances 0.000 claims description 66
239000007788 liquid Substances 0.000 claims description 41
239000006228 supernatant Substances 0.000 claims description 34
238000004062 sedimentation Methods 0.000 claims description 30
229920000642 polymer Polymers 0.000 claims description 26
238000005406 washing Methods 0.000 claims description 26
238000005345 coagulation Methods 0.000 claims description 25
230000015271 coagulation Effects 0.000 claims description 25
239000000779 smoke Substances 0.000 claims description 22
239000013522 chelant Substances 0.000 claims description 17
238000000034 method Methods 0.000 claims description 13
238000004140 cleaning Methods 0.000 claims description 7
239000000203 mixture Substances 0.000 claims description 5
239000000701 coagulant Substances 0.000 claims description 3
230000001112 coagulating effect Effects 0.000 claims description 3
239000000498 cooling water Substances 0.000 claims description 3
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 29
229910052753 mercury Inorganic materials 0.000 description 29
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
229910001385 heavy metal Inorganic materials 0.000 description 17
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
238000003756 stirring Methods 0.000 description 14
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 13
229910052793 cadmium Inorganic materials 0.000 description 13
BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 13
229910052725 zinc Inorganic materials 0.000 description 13
239000011701 zinc Substances 0.000 description 13
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 12
229910052804 chromium Inorganic materials 0.000 description 12
239000011651 chromium Substances 0.000 description 12
239000010802 sludge Substances 0.000 description 12
229910021578 Iron(III) chloride Inorganic materials 0.000 description 8
238000006243 chemical reaction Methods 0.000 description 8
RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 8
235000011121 sodium hydroxide Nutrition 0.000 description 8
238000001816 cooling Methods 0.000 description 7
239000008235 industrial water Substances 0.000 description 7
229920005989 resin Polymers 0.000 description 7
239000011347 resin Substances 0.000 description 7
230000000694 effects Effects 0.000 description 6
238000006386 neutralization reaction Methods 0.000 description 6
238000007796 conventional method Methods 0.000 description 5
230000003472 neutralizing effect Effects 0.000 description 5
238000001556 precipitation Methods 0.000 description 5
239000002699 waste material Substances 0.000 description 3
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
239000008394 flocculating agent Substances 0.000 description 2
238000005189 flocculation Methods 0.000 description 2
230000016615 flocculation Effects 0.000 description 2
239000003546 flue gas Substances 0.000 description 2
239000007787 solid Substances 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
230000003466 anti-cipated effect Effects 0.000 description 1
239000003518 caustics Substances 0.000 description 1
229920001429 chelating resin Polymers 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
229960002089 ferrous chloride Drugs 0.000 description 1
239000007789 gas Substances 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
239000011133 lead Substances 0.000 description 1
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
244000005700 microbiome Species 0.000 description 1
238000002156 mixing Methods 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000003672 processing method Methods 0.000 description 1
239000000047 product Substances 0.000 description 1
239000002516 radical scavenger Substances 0.000 description 1
238000009287 sand filtration Methods 0.000 description 1
239000010865 sewage Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000003643 water by type Substances 0.000 description 1