JPS6339315B2 - - Google Patents

Info

Publication number

JPS6339315B2

JPS6339315B2 JP59172479A JP17247984A JPS6339315B2 JP S6339315 B2 JPS6339315 B2 JP S6339315B2 JP 59172479 A JP59172479 A JP 59172479A JP 17247984 A JP17247984 A JP 17247984A JP S6339315 B2 JPS6339315 B2 JP S6339315B2

Authority

JP

Japan

Prior art keywords

water

air

air reservoir

air chamber

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Prior art date

1984-08-21

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.)

Expired

Links

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• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 104
• 239000002352 surface water Substances 0.000 claims description 13
• 238000000746 purification Methods 0.000 claims description 4
• 239000010410 layer Substances 0.000 description 19
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
• 229910052760 oxygen Inorganic materials 0.000 description 13
• 239000001301 oxygen Substances 0.000 description 13
• 238000005086 pumping Methods 0.000 description 11
• 239000002344 surface layer Substances 0.000 description 11
• 238000012851 eutrophication Methods 0.000 description 9
• 238000000034 method Methods 0.000 description 9
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
• 238000005273 aeration Methods 0.000 description 6
• 230000000694 effects Effects 0.000 description 4
• 241000581364 Clinitrachus argentatus Species 0.000 description 3
• OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
• 229910052757 nitrogen Inorganic materials 0.000 description 3
• 235000015097 nutrients Nutrition 0.000 description 3
• 229910052698 phosphorus Inorganic materials 0.000 description 3
• 239000011574 phosphorus Substances 0.000 description 3
• 238000013517 stratification Methods 0.000 description 3
• 206010021143 Hypoxia Diseases 0.000 description 2
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
• 238000007667 floating Methods 0.000 description 2
• 238000009434 installation Methods 0.000 description 2
• 230000029553 photosynthesis Effects 0.000 description 2
• 238000010672 photosynthesis Methods 0.000 description 2
• 230000002265 prevention Effects 0.000 description 2
• 230000002250 progressing effect Effects 0.000 description 2
• 230000001172 regenerating effect Effects 0.000 description 2
• 230000000630 rising effect Effects 0.000 description 2
• 241000195493 Cryptophyta Species 0.000 description 1
• 238000009825 accumulation Methods 0.000 description 1
• 238000013019 agitation Methods 0.000 description 1
• 230000002950 deficient Effects 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 238000010828 elution Methods 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 238000005188 flotation Methods 0.000 description 1
• 230000004941 influx Effects 0.000 description 1
• 229910052742 iron Inorganic materials 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
• 239000005416 organic matter Substances 0.000 description 1
• 230000001737 promoting effect Effects 0.000 description 1
• 230000001105 regulatory effect Effects 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• 239000003643 water by type Substances 0.000 description 1