CN106082530A - A kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment - Google Patents
A kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment Download PDFInfo
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- CN106082530A CN106082530A CN201610428411.XA CN201610428411A CN106082530A CN 106082530 A CN106082530 A CN 106082530A CN 201610428411 A CN201610428411 A CN 201610428411A CN 106082530 A CN106082530 A CN 106082530A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000011282 treatment Methods 0.000 title claims abstract description 17
- 238000004065 wastewater treatment Methods 0.000 title claims description 15
- 239000002351 wastewater Substances 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 81
- 230000001105 regulatory effect Effects 0.000 claims description 33
- 239000002244 precipitate Substances 0.000 claims description 26
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 23
- 230000033228 biological regulation Effects 0.000 claims description 22
- 239000000920 calcium hydroxide Substances 0.000 claims description 22
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 22
- 238000006386 neutralization reaction Methods 0.000 claims description 20
- 239000002253 acid Substances 0.000 claims description 18
- 238000006555 catalytic reaction Methods 0.000 claims description 15
- 235000014413 iron hydroxide Nutrition 0.000 claims description 15
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 230000001590 oxidative effect Effects 0.000 claims description 14
- 230000005484 gravity Effects 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 10
- 239000002202 Polyethylene glycol Substances 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 9
- 229920001223 polyethylene glycol Polymers 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000000701 coagulant Substances 0.000 claims description 6
- 238000005189 flocculation Methods 0.000 claims description 6
- 230000016615 flocculation Effects 0.000 claims description 6
- 238000011835 investigation Methods 0.000 claims description 6
- 239000013049 sediment Substances 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 5
- 230000001112 coagulating effect Effects 0.000 claims description 5
- 238000004062 sedimentation Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000007800 oxidant agent Substances 0.000 claims description 4
- 229920000333 poly(propyleneimine) Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000000889 atomisation Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 3
- 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 claims description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000006385 ozonation reaction Methods 0.000 claims description 3
- 239000000344 soap Substances 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 2
- 239000003610 charcoal Substances 0.000 claims description 2
- 239000004571 lime Substances 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- -1 and in sump Substances 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000004069 wastewater sedimentation Methods 0.000 abstract 1
- 235000013339 cereals Nutrition 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 206010033799 Paralysis Diseases 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 3
- 229910001634 calcium fluoride Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 229940087373 calcium oxide Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 150000002222 fluorine compounds Chemical group 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5227—Processes for facilitating the dissolution of solid flocculants in water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
- C02F2101/14—Fluorine or fluorine-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Abstract
The invention discloses a kind of method of integrated treatment photovoltaic energy enterprise productive life waste water, it is characterized in that being made up of below step: the different wastewater sedimentation harmful substance of respective pretreatment, then different waste water mixing are processed to save simultaneously set up the cost that cloth idol processes line that day, it is characterized in, processing cost is low, technically reliable, between different waste water, the difference containing composition can play to follow-up complementation.
Description
Technical field
The invention belongs to produce method of wastewater treatment alive, be specifically related to a kind of integrated treatment photovoltaic energy enterprise productive life
Method of wastewater treatment.
Background technology
In photovoltaic energy enterprise production process, in discharge alkali-wash waste water containing acid, main pollutant is fluoride and pH, cutting
Main pollutant in waste water of soaping is silica flour and oil stain wherein contain isopropanol, ethanol, to organic matters such as polyethylene glycol.Typically
Using calcium salt precipitation method, in waste water, feeding lime breast generates CaF2 precipitation removal, owing to generating calcium fluoride precipitate parcel
On calcium hydroxide particle surface, calcium hydroxide fails to make full use of, thus consumption is big, and when system is run, aerobic microbiological bacterium is whole
Death, causes aerobic system to paralyse.
Therefore our pre-treatment uses multistage neutralization to decrease the use of calcium hydroxide and analyze discovery aerobic system paralysis
Mainly due to polyethylene glycol, having very strong lethal effect to aerobic degradation microorganism, running after a few days, aerobic microbiological bacterium is complete
Portion is dead, causes aerobic system to paralyse.So this part must individually be processed.
Content of the invention
It is an object of the invention to provide a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment.
The object of the present invention is achieved like this, a kind of integrated treatment photovoltaic energy enterprise productive life waste water process
Method is made up of following steps:
Step A is collected soda acid and is washed Wastewater Pretreatment: by acid alkali-wash waste water by pipe network to acid alkali-wash waste water sump 1, sump 1
Interior built-in hand-operated grid one, removes bulky grain solid matter in water, and to ensure follow-up water pump safety, in sump, waste water passes through
Corrosion-resistant elevator pump is promoted to and preformed precipitate pond 2, enters regulating reservoir 3 and does water quantity and quality regulation, pass through regulating reservoir behind preformed precipitate pond
After runoff investigation, water outlet gravity flow carries out three sections of neutralizations in entering acid alkali-wash waste water neutralization reactor 4；
Step B tri-sections neutralization: acid alkali-wash waste water enter in neutralization reactor 4, in first paragraph reactor add calcium carbonate and
Calcium hydroxide powder, acid calcium and calcium hydroxide powder mass ratio 1:4, it is 4-5 that regulation pH value makes water outlet PH, subsequently into second segment
Neutralizing, adding calcium hydroxide powder in second segment reactor, it is 5-6 that regulation pH value makes water outlet PH, subsequently in the 3rd section
With, the 3rd section of reactor adds calcium hydroxide powder, it is 6-9 that regulation pH value makes water outlet PH, then coagulating sedimentation;
Step C flocculation sediment: adding flocculant by pipe-line mixer before entering tube settler 5, flocculant is polypropylene amine
And aluminium chloride, subsequently into tube settler 5, tube settler 5 water outlet is built jointly in regulating reservoir by entrance of flowing automatically；
Step D cuts Wastewater Pretreatment of soaping: waste water of soaping cutting, is catchmented to cutting waste water sump 6 of soaping by pipe network
Built-in hand-operated grid one in well 6, removes bulky grain solid matter in water, to ensure follow-up water pump safety, waste water in sump
Being promoted to preformed precipitate pond 7 by corrosion-resistant elevator pump, adding iron hydroxide in preformed precipitate pond 7, iron hydroxide needs scene to join
Ferric sulfate and NaOH are dissolved in water by system respectively, then by its solution with the mutual mixing of mol ratio 2:1, obtain
Iron hydroxide, to precipitate the dissolving silicon removed in water, enters regulating reservoir 8 and does water quantity and quality regulation, by regulation behind preformed precipitate pond
After the runoff investigation of pond, water outlet gravity flow enters cutting and soaps and be neutralized in waste water neutralization reactor 9;
Step E neutralizes: cuts waste water of soaping and enters in neutralization reactor 9, adds calcium hydroxide powder, regulation in the reactor
It is 10 that pH value makes water outlet PH, subsequently into entrance tube settler 10
Step F flocculation sediment: adding flocculant and coagulant by pipe-line mixer before entering tube settler 10, flocculant is
Iron hydroxide, coagulant is sorbierite, and tube settler water outlet enters catalysis oxidizing tower by gravity flow；
Step G catalysis oxidation: enter the water of catalysis oxidizing tower, waste water is entered after being atomized by atomization system after tower body, then with oxygen
While agent is fully contacted, catalyst is manganese and copper, carries out ozonation aerated bottom tower body, and the oxidation at oxidant and ozone is made
Clear the pollution off under with, through being catalyzed the water outlet of oxidizing tower oxidation, if detection polyethylene glycol is less than 5000mg/l, then rely on certainly
Stream entrance is built jointly in regulating reservoir, enters back into catalysis oxidizing tower if above 5001mg/l and carries out processing;
Step H cleans Wastewater Pretreatment: will clean waste water water by pipe network to water sump 11, built-in hand-operated in sump 11
Grid one, removes bulky grain solid matter in water, and to ensure follow-up water pump safety, in sump, waste water is by corrosion-resistant lifting
Pump is promoted to preformed precipitate pond 12, adds iron hydroxide, to precipitate the dissolving silicon removed in water, preformed precipitate pond in preformed precipitate pond 12
Rear entrance regulating reservoir 13 does water quantity and quality
Step I sanitary sewage pre-processes: by sanitary sewage by pipe network by grid subsequently into septic tank, septic tank clear
Water enters in regulating reservoir 13；
Step J air-flotation process: water outlet is entered air-floating apparatus by elevator pump, enters after process and relies on gravity flow entrance to build regulating reservoir jointly
In；
Step K PH is regulated, and water enters after building regulating reservoir jointly, and hybrid reaction certain time, the time of hybrid reaction is 1-2 days,
PH value calcium hydroxide or sulfuric acid regulation pH value, make pH value be maintained between 7-8, subsequently into sbr reactor pond;
The follow-up common step of step K: water enters SBR technique, then enters back into intermediate pool, then by mechanical filter, so
After carry out charcoal absorption, i.e. can reach standard after absorption.
Advantages of the present invention:
1st, when precipitating F ion, it is to use calcium carbonate and calcium hydroxide mixed-powder, in the identical situation of effect that first paragraph neutralizes
Under, calcium carbonate cost is relatively low has saved entreprise cost；2nd, use three sections of neutralizations to decrease calcium fluoride precipitate and be wrapped in hydroxide
Calcium particle surface, makes calcium hydroxide and calcium carbonate be fully used；But 3 is that system is carried out continuously, aerobic system paralysis is main
If owing to the toxicity of polyethylene glycol causes, therefore we have employed catalysis oxidation method decrease polyethylene glycol, the 4th, pass through
The different pre-treatments last part technology that made 4 kinds of waste water public；5th, in four kinds of waste water, domestic water dilutes other three kinds of waste water
Toxicity, its organic matter providing is more beneficial for SBR system and runs, and 6 water ph values different in building regulating reservoir jointly are different, are blended in
The use of PH conditioning agent, reasonable employment coagulating sedimentation agent, remaining gold in chemical precipitation and coagulating sedimentation agent can be reduced together
Belonging to element calcium and can playing the effect of catalyst as the catalyst component calcium of catalysis oxidation and iron, 7 sorbierites can rise
To the effect promoting precipitation polyethylene glycol, decrease polyethylene glycol and enter system.
Brief description
Fig. 1 is the schematic flow sheet of the method for integrated treatment photovoltaic energy enterprise productive life waste water of the present invention.
Detailed description of the invention
Embodiment
Step A is collected soda acid and is washed Wastewater Pretreatment: by acid alkali-wash waste water by pipe network to acid alkali-wash waste water sump 1, collection
Built-in hand-operated grid one in well 1, removes bulky grain solid matter in water, to ensure follow-up water pump safety, useless in sump
Water is promoted to and preformed precipitate pond 2 by corrosion-resistant elevator pump, enters regulating reservoir 3 and does water quantity and quality regulation, pass through behind preformed precipitate pond
After regulating reservoir runoff investigation, water outlet gravity flow carries out three sections of neutralizations in entering acid alkali-wash waste water neutralization reactor 4；
Step B tri-sections neutralization: acid alkali-wash waste water enter in neutralization reactor 4, in first paragraph reactor add calcium carbonate and
Calcium hydroxide powder, acid calcium and calcium hydroxide powder mass ratio 1:4, it is 4-5 that regulation pH value makes water outlet PH, subsequently into second segment
Neutralizing, adding calcium hydroxide powder in second segment reactor, it is 5-6 that regulation pH value makes water outlet PH, subsequently in the 3rd section
With, the 3rd section of reactor adds calcium hydroxide powder, it is 6-9 that regulation pH value makes water outlet PH, then coagulating sedimentation;
Step C flocculation sediment: adding flocculant by pipe-line mixer before entering tube settler 5, flocculant is polypropylene amine
And aluminium chloride, it is initially charged polypropylene amine, add aluminium chloride, subsequently into tube settler 5, tube settler 5 water outlet is passed through
Gravity flow entrance is built jointly in regulating reservoir；
Step D cuts Wastewater Pretreatment of soaping: waste water of soaping cutting, is catchmented to cutting waste water sump 6 of soaping by pipe network
Built-in hand-operated grid one in well 6, removes bulky grain solid matter in water, to ensure follow-up water pump safety, waste water in sump
Being promoted to preformed precipitate pond 7 by corrosion-resistant elevator pump, adding iron hydroxide in preformed precipitate pond 7, iron hydroxide needs scene to join
Ferric sulfate and NaOH are dissolved in water by system respectively, then by its solution with the mutual mixing of mol ratio 2:1, obtain
Iron hydroxide, to precipitate the dissolving silicon removed in water, enters regulating reservoir 8 and does water quantity and quality regulation, by regulation behind preformed precipitate pond
After the runoff investigation of pond, water outlet gravity flow enters cutting and soaps and be neutralized in waste water neutralization reactor 9;
Step E neutralizes: cuts waste water of soaping and enters in neutralization reactor 9, adds calcium hydroxide powder, regulation in the reactor
It is 10 that pH value makes water outlet PH, subsequently into entrance tube settler 10
Step F flocculation sediment: adding flocculant and coagulant by pipe-line mixer before entering tube settler 10, flocculant is
Iron hydroxide, coagulant is sorbierite, and tube settler water outlet enters catalysis oxidizing tower by gravity flow；
Step G catalysis oxidation: enter the water of catalysis oxidizing tower, waste water is entered after being atomized by atomization system after tower body, then with oxygen
While agent is fully contacted, catalyst is manganese and copper, carries out ozonation aerated bottom tower body, and the oxidation at oxidant and ozone is made
Clear the pollution off under with, through being catalyzed the water outlet of oxidizing tower oxidation, if detection polyethylene glycol is less than 5000mg/l, then rely on certainly
Stream entrance is built jointly in regulating reservoir, enters back into catalysis oxidizing tower if above 5001mg/l and carries out processing;
Step H cleans Wastewater Pretreatment: will clean waste water water by pipe network to water sump 11, built-in hand-operated in sump 11
Grid one, removes bulky grain solid matter in water, and to ensure follow-up water pump safety, in sump, waste water is by corrosion-resistant lifting
Pump is promoted to preformed precipitate pond 12, adds iron hydroxide, to precipitate the dissolving silicon removed in water, preformed precipitate pond in preformed precipitate pond 12
Rear entrance regulating reservoir 13 does water quantity and quality
Step I sanitary sewage pre-processes: by sanitary sewage by pipe network by grid subsequently into septic tank, septic tank clear
Water enters in regulating reservoir 13；
Step J air-flotation process: water outlet is entered air-floating apparatus by elevator pump, enters after process and relies on gravity flow entrance to build regulating reservoir jointly
In；
Step K PH is regulated, and water enters after building regulating reservoir jointly, and hybrid reaction certain time, the time of hybrid reaction is 1-2 days,
PH value calcium hydroxide or sulfuric acid regulation pH value, make pH value be maintained between 7-8, subsequently into sbr reactor pond;
The follow-up common step of step K: water enters SBR technique, then enters back into intermediate pool, then by mechanical filter, so
After carry out activated carbon AG-2 absorption, i.e. can reach standard after absorption.
Claims (9)
1. an integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment, is characterized in that: described integrated treatment photovoltaic
Energy enterprise productive life method of wastewater treatment is made up of following steps:
Step A is collected soda acid and is washed Wastewater Pretreatment: by acid alkali-wash waste water by pipe network to acid alkali-wash waste water sump (1), catchment
Well (1) built-in hand-operated grid one, removes bulky grain solid matter in water, and in sump, waste water is promoted by corrosion-resistant elevator pump
Extremely with preformed precipitate pond (2), enter regulating reservoir (3) behind preformed precipitate pond and do water quantity and quality regulation, after regulating reservoir runoff investigation, go out
Water gravity flow carries out three sections of neutralizations in entering acid alkali-wash waste water neutralization reactor (4)；
Step B tri-sections neutralization: acid alkali-wash waste water enters in neutralization reactor (4), adds calcium carbonate in first paragraph reactor
With calcium hydroxide powder, it is 4-5 that regulation pH value makes water outlet PH, neutralizes subsequently into second segment, adds in second segment reactor
Calcium hydroxide powder, it is 5-6 that regulation pH value makes water outlet PH, subsequently into the 3rd section of neutralization, adds hydrogen in the 3rd section of reactor
Lime powder, it is 6-9 that regulation pH value makes water outlet PH, then coagulating sedimentation;
Step C flocculation sediment: entrance tube settler (5) is front adds flocculant by pipe-line mixer, sinks subsequently into inclined tube
Pond, shallow lake (5), tube settler (5) water outlet is built jointly in regulating reservoir by entrance of flowing automatically；
Step D cuts Wastewater Pretreatment of soaping: waste water of soaping cutting, is collected to cutting waste water sump (6) of soaping by pipe network
The interior built-in hand-operated grid of well (6) one, removes bulky grain solid matter in water, to ensure follow-up water pump safety, in sump
Waste water is promoted to preformed precipitate pond (7) by corrosion-resistant elevator pump, adds iron hydroxide in preformed precipitate pond 7, and preformed precipitate pond is laggard
Entering regulating reservoir (8) and doing water quantity and quality regulation, after regulating reservoir runoff investigation, water outlet gravity flow enters cutting and soaps in waste water and anti-
It is neutralized in answering device (9);
Step E neutralizes: cuts waste water of soaping and enters in neutralization reactor (9), adds calcium hydroxide powder in the reactor, adjust
It is 10 that joint pH value makes water outlet PH, subsequently into entrance tube settler (10)；
Step F flocculation sediment: entrance tube settler (10) is front adds flocculant and coagulant by pipe-line mixer, and inclined tube sinks
The water outlet of pond, shallow lake enters catalysis oxidizing tower by gravity flow；
Step G catalysis oxidation: after waste water enters catalysis oxidation tower body, after being atomized by atomization system, more fully connect with oxidant
While touching, carry out ozonation aerated bottom tower body, clear the pollution off under the oxidation with ozone for the oxidant, through catalysis oxygen
If the water outlet detection polyethylene glycol changing tower oxidation is less than 5000mg/l, then gravity flow entrance is relied on to build jointly in regulating reservoir, if high
Enter back into catalysis oxidizing tower in 5001mg/l to carry out processing;
Step H cleans Wastewater Pretreatment: will clean waste water water by pipe network to water sump (11), built-in in sump (11)
Hand screen one, removes bulky grain solid matter in water, and to ensure follow-up water pump safety, in sump, waste water passes through corrosion-resistant
Elevator pump is promoted to preformed precipitate pond (12), adds iron hydroxide in preformed precipitate pond (12), to precipitate the dissolving silicon removed in water,
Enter regulating reservoir (13) behind preformed precipitate pond and do water quantity and quality
Step I sanitary sewage pre-processes: by sanitary sewage by pipe network by grid subsequently into septic tank, septic tank clear
Water enters in regulating reservoir (13)；
Step J air-flotation process: the water outlet in regulating reservoir (13) is entered air-floating apparatus by elevator pump, enters after process and relies on certainly
Stream entrance is built jointly in regulating reservoir；
Step K PH is regulated, and water enters after building regulating reservoir jointly, hybrid reaction certain time, then regulates pH value, makes pH value keep
Between 7-8, subsequently into sbr reactor pond;
The follow-up common step of step K: water enters SBR technique, then enters back into intermediate pool, then by mechanical filter, so
After carry out charcoal absorption, i.e. can reach standard after absorption.
2. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: calcium carbonate and calcium hydroxide powder mass ratio 1:4 in described step B.
3. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the described flocculant in step C is polypropylene amine and aluminium chloride.
4. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the described iron hydroxide in step D needs extemporaneous preparation, is dissolved in water ferric sulfate and NaOH respectively, then
By its solution with the mutual mixing of mol ratio 2:1, the iron hydroxide obtaining.
5. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the described flocculant in step F is iron hydroxide.
6. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the described coagulant in step F is sorbierite.
7. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the described catalyst in step G is manganese and copper.
8. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: the time of described step K hybrid reaction is 1-2 days.
9. a kind of integrated treatment photovoltaic energy enterprise productive life method of wastewater treatment according to claim 1, its feature
It is: described step K regulation pH value calcium hydroxide or sulfuric acid.
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Application publication date: 20161109 |