CN106186594A - The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing - Google Patents
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing Download PDFInfo
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- 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
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0222—Compounds of Mn, Re
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- 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
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- 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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- 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
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- 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
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- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
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- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
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Abstract
The invention discloses the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps: first sanitary wastewater is carried out oxidation processes, filter then into being filled with in the filtering ponds of quartz sand and limestone, waste water after filtration enters in aeration zeolite biological tank, using zeolite adsorption except NH_3-N treating, the water after process is injected in flocculation sedimentation tank and carries out flocculation sediment process；Water after flocculation sediment process enters into and carries out dephosphorization process in dephosphorization sedimentation tank, and the chlorination after process is purified water.The method can effectively remove the nitrogen phosphorus in sanitary wastewater, prevents its direct exhaust emission environment, will not produce secondary pollution, and processing cost is low.
Description
Technical field:
The present invention relates to field of waste water treatment, be specifically related to the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing.
Background technology:
The sewage of the most nitrogenous, phosphorus and inorganic salts produced by mankind's activity enters water body, makes water body Middle nutrition material
Increase, promote autotrophic organisms vigorous growth.Along with the development of eutrophication, algae individual amount increases sharply, and kind
Gradually reduce.The algal grown cycle is short, and reproduction speed quickly, and decompose under the effect of microorganism by the aquatile of death,
Constantly consume oxygen, or under anaerobic produce hydrogen sulfide, make water quality constantly deteriorate.Therefore, the change of above series of is all
Owing to algae increase causes, and algae increase causes owing to N, P increase；Thus, N, P are to cause " wawter bloom " existing
As, the principal element of lake eutrophication.
The method of denitrogenation of waste water dephosphorization the most both at home and abroad is broadly divided into flocculent precipitation, bioanalysis and absorption method.Flocculation is heavy
Shallow lake method major defect is that need to add substantial amounts of flocculant, economic operation cost high and produce the mud, easily being difficult in a large number to process
Cause secondary pollution.Bioanalysis is owing to flow process is complicated, management requires height, Nitrogen/Phosphorus Removal instability, effluent quality the most not
Can be up to standard, therefore effective depth denitrogenation dephosphorizing still has certain difficulty and restriction.Absorption method overcomes operating cost height, produces
It is difficult to mud and the shortcoming such as fluctuation of service processed in a large number, is that current developmental research reduced investment, operating cost be low, operation management
One of simple maximally effective denitrogenation of waste water phosphorus removing method, in adsorption treatment method according to adsorbent improper, the most easily
Water body is caused secondary pollution, also can increase the cost that waste water processes.
Summary of the invention:
It is an object of the invention to provide the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method can effectively be removed
Remove the nitrogen phosphorus in sanitary wastewater, prevent it from directly discharging, cause the eutrophication of water body, thus to environment, and should
Method is to environment non-secondary pollution, and operating flexibility is big, low cost.
For achieving the above object, the present invention is by the following technical solutions:
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) sanitary wastewater is injected into oxidation processes 2-3h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters
Filtering in the filtering ponds be filled with quartz sand and limestone, in filtering ponds, sanitary wastewater out is injected into aeration zeolite
In biofilter, use the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorb saturated zeolite by chemical and bio combined regeneration；
(2) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 1-5h；
(3) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 0.5-2h, filters, removes in water
Residual impurity, obtains processing the purification water reclaimed；Described dephosphorization adsorbent is to be the pyrolusite of 0.1-5.0% by mass percent
Powder forms with the active sludge carbon of 95%-99%.
Preferred as technique scheme, in step (1), in described oxidation pond, the oxidant of oxidized waste water is peroxidating
Hydrogen.
Preferred as technique scheme, in step (1), the mass ratio of described quartz sand and limestone is (2-3): 1.
Preferred as technique scheme, in step (2), described flocculant be PDDA,
Aluminum sulfate, the mixture of polymer alumina, three's mass ratio is (0.5-1): (2-5): (6-11), and its consumption is 1-5mg/L.
Preferred as technique scheme, in step (3), the preparation method of described dephosphorization adsorbent includes following step
Rapid:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End；
B) in mixed-powder, composite activating agent, after stirring, ultrasonic 1-6h under 800-1200W power are added, then
Put and activate in an oven, calcination carbonization in tube furnace, last cooling water washing is to neutral, and drying and grinding crosses 200-300 mesh sieve,
Obtain dephosphorization adsorbent.
Preferred as technique scheme, in step b), described composite activating agent is by liquor zinci chloridi and dilute sulfuric acid
Solution composition, the two volume ratio is: (2-7): 1.
Preferred as technique scheme, the concentration of described liquor zinci chloridi is 1-6mol/L, the matter of dilution heat of sulfuric acid
Amount concentration is 20-50%.
Preferred as technique scheme, in step b), the quality-volume ratio of described mixed-powder and composite activating agent
For 1:(2-6).
Preferred as technique scheme, in step b), the temperature of described activation is 80-140 DEG C, and soak time is
30-75h。
Preferred as technique scheme, in step b), the temperature of described calcination is 500-700 DEG C, and carbonization time is
1.5-7h。
Compared with prior art, the present invention has the effect that
The present invention uses the step of oxidation-zeolite adsorption-flocculation sediment-dephosphorization precipitation-sterilization to process sanitary wastewater, locates
Waste water after reason can directly discharge, and the method denitrogenation dephosphorizing efficiency is high, in non-secondary pollution, and processing procedure, the flocculation of employing,
Adsorbent asepsis environment-protecting, can be recycled, and is greatly saved cost；
On the other hand, the dephosphorization adsorbent that the present invention uses uses pyrolusite powder and active sludge carbon composition, pyrolusite powder
End itself has good surface adsorption, redox and catalytic effect, and cheap, it can change mud raw material
Carbonization and the mechanism of priming reaction so that prepared dephosphorization adsorbent has good adsorption effect to phosphorus, its adsorbance is big, place
During reason sanitary sewage, addition is few, has saved cost.
Detailed description of the invention:
In order to be better understood from the present invention, below by embodiment, the present invention is further described, and embodiment is served only for solving
Release the present invention, the present invention will not be constituted any restriction.
Embodiment 1
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) preparation of dephosphorization adsorbent:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End, wherein the consumption of pyrolusite powder is the 0.1% of mixed-powder gross mass；
B) adding volume ratio in mixed-powder is: the liquor zinci chloridi of 2:1 and the multiplicity reactivation of dilution heat of sulfuric acid composition
Agent, after stirring, ultrasonic 6h under 800W power, then put and activate 75h in an oven at 80 DEG C, in tube furnace 500 DEG C
Calcination carbonization 7h, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, obtained dephosphorization adsorbent, wherein, zinc chloride
The concentration of solution is 1mol/L, and the mass concentration of dilution heat of sulfuric acid is 20%, mixed-powder and the quality-volume of composite activating agent
Ratio is 1:2；
(2) sanitary wastewater is injected into oxidation processes 2h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters into
It is filled with in the filtering ponds of quartz sand that mass ratio is 2:1 and limestone and filters, sanitary wastewater note out in filtering ponds
Enter in aeration zeolite biofilter, use the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorb saturated zeolite by chemistry and
Bio combined regeneration；
(3) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 1h, wherein, flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, three's mass ratio
For 0.5:2:6, its consumption is 1mg/L；
(4) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 0.5h, filters, and removes remaining in water
Remaining impurity, obtains processing the purification water reclaimed.
Embodiment 2
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) preparation of dephosphorization adsorbent:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End, wherein the consumption of pyrolusite powder is the 5% of mixed-powder gross mass；
B) adding volume ratio in mixed-powder is: the liquor zinci chloridi of 7:1 and the multiplicity reactivation of dilution heat of sulfuric acid composition
Agent, after stirring, ultrasonic 1h under 1200W power, then put and activate 30h in an oven at 140 DEG C, in tube furnace 700
DEG C calcination carbonization 1.5h, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, obtained dephosphorization adsorbent, wherein, chlorine
The concentration changing zinc solution is 6mol/L, and the mass concentration of dilution heat of sulfuric acid is 50%, the quality of mixed-powder and composite activating agent-
Volume ratio is 1:6；
(2) sanitary wastewater is injected into oxidation processes 3h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters into
It is filled with in the filtering ponds of quartz sand that mass ratio is 3:1 and limestone and filters, sanitary wastewater note out in filtering ponds
Enter in aeration zeolite biofilter, use the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorb saturated zeolite by chemistry and
Bio combined regeneration；
(3) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 5h, wherein, flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, three's mass ratio
For 1:5:11, its consumption is 5mg/L；
(4) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 2h, filters, removes the residue in water
Impurity, obtains processing the purification water reclaimed.
Embodiment 3
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) preparation of dephosphorization adsorbent:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End, wherein the consumption of pyrolusite powder is the 1.2% of mixed-powder gross mass；
B) adding volume ratio in mixed-powder is: the liquor zinci chloridi of 3:1 and the multiplicity reactivation of dilution heat of sulfuric acid composition
Agent, after stirring, ultrasonic 5h under 900W power, then put and activate 60h in an oven at 100 DEG C, in tube furnace 550 DEG C
Calcination carbonization 6h, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, obtained dephosphorization adsorbent, wherein, zinc chloride
The concentration of solution is 2mol/L, and the mass concentration of dilution heat of sulfuric acid is 30%, mixed-powder and the quality-volume of composite activating agent
Ratio is 1:3；
(2) sanitary wastewater is injected into oxidation processes 2.2h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters
Filtering in the filtering ponds be filled with quartz sand that mass ratio is 2.3:1 and limestone, in filtering ponds, life out is given up
Water is injected in aeration zeolite biofilter, uses the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorbs saturated zeolite by changing
Learn and bio combined regeneration；
(3) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 2h, wherein, flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, three's mass ratio
For 0.65:3:7, its consumption is 2mg/L；
(4) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 1h, filters, removes the residue in water
Impurity, obtains processing the purification water reclaimed.
Embodiment 4
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) preparation of dephosphorization adsorbent:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End, wherein the consumption of pyrolusite powder is the 2.2% of mixed-powder gross mass；
B) adding volume ratio in mixed-powder is: the liquor zinci chloridi of 4:1 and the multiplicity reactivation of dilution heat of sulfuric acid composition
Agent, after stirring, ultrasonic 4h under 1000W power, then put and activate 50h in an oven at 120 DEG C, in tube furnace 600
DEG C calcination carbonization 4.5h, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, obtained dephosphorization adsorbent, wherein, chlorine
The concentration changing zinc solution is 3mol/L, and the mass concentration of dilution heat of sulfuric acid is 40%, the quality of mixed-powder and composite activating agent-
Volume ratio is 1:4；
(2) sanitary wastewater is injected into oxidation processes 2.6h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters
Filtering in the filtering ponds be filled with quartz sand that mass ratio is 2.5:1 and limestone, in filtering ponds, life out is given up
Water is injected in aeration zeolite biofilter, uses the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorbs saturated zeolite by changing
Learn and bio combined regeneration；
(3) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 4h, wherein, flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, three's mass ratio
For 0.7:4:9, its consumption is 3mg/L；
(4) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 1.4h, filters, and removes remaining in water
Remaining impurity, obtains processing the purification water reclaimed.
Embodiment 5
The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, the method comprises the following steps:
(1) preparation of dephosphorization adsorbent:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed powder
End, wherein the consumption of pyrolusite powder is the 3.8% of mixed-powder gross mass；
B) adding volume ratio in mixed-powder is: the liquor zinci chloridi of 5:1 and the multiplicity reactivation of dilution heat of sulfuric acid composition
Agent, after stirring, ultrasonic 5h under 1100W power, then put and activate 40h in an oven at 130 DEG C, in tube furnace 650
DEG C calcination carbonization 5.5h, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, obtained dephosphorization adsorbent, wherein, chlorine
The concentration changing zinc solution is 5mol/L, and the mass concentration of dilution heat of sulfuric acid is 45%, the quality of mixed-powder and composite activating agent-
Volume ratio is 1:5；
(2) sanitary wastewater is injected into oxidation processes 2.8h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters
Filtering in the filtering ponds be filled with quartz sand that mass ratio is 2.7:1 and limestone, in filtering ponds, life out is given up
Water is injected in aeration zeolite biofilter, uses the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorbs saturated zeolite by changing
Learn and bio combined regeneration；
(3) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, place of settling
Reason 4.5h, wherein, flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, three's mass
Ratio is 0.8:4.5:10, and its consumption is 4.5mg/L；
(4) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, inhale
Attached process, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 1.8h, filters, and removes remaining in water
Remaining impurity, obtains processing the purification water reclaimed.
Claims (10)
1. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing, it is characterised in that the method comprises the following steps:
(1) sanitary wastewater is injected into oxidation processes 2-3h in oxidation pond, the sanitary wastewater flowed out in oxidation pond enters into and fill out
Being filled with in the filtering ponds of quartz sand and limestone and filter, in filtering ponds, to be injected into aeration zeolite biological for sanitary wastewater out
In filter tank, use the ammonia nitrogen in zeolite adsorption sanitary wastewater, adsorb saturated zeolite by chemical and bio combined regeneration；
(2) sanitary wastewater out in zeolite's biological filter is injected in flocculation sedimentation tank, adds flocculant, precipitation process 1-
5h；
(3) will be injected in dephosphorization sedimentation tank by flocculation sedimentation tank sanitary wastewater out, and add dephosphorization adsorbent, at absorption
Reason, processes water outlet and injects sterilization pool, through quick mixing method cholorination, postprecipitation 0.5-2h, filters, removes the residue in water
Impurity, obtains processing the purification water reclaimed；Described dephosphorization adsorbent is by the pyrolusite powder that mass percent is 0.1-5.0%
Form with the active sludge carbon of 95%-99%.
2. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 1, it is characterised in that: step (1)
In, in described oxidation pond, the oxidant of oxidized waste water is hydrogen peroxide.
3. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 1, it is characterised in that: step (1)
In, the mass ratio of described quartz sand and limestone is (2-3): 1.
4. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 1, it is characterised in that: step (2)
In, described flocculant is the mixture of PDDA, aluminum sulfate, polymer alumina, and three's mass ratio is
(0.5-1): (2-5): (6-11), its consumption is 1-5mg/L.
5. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 1, it is characterised in that step (3)
In, the preparation method of described dephosphorization adsorbent comprises the following steps:
A) drying sludge is pulverized into sewage sludge powder, pyrolusite powder is mixed homogeneously with sewage sludge powder, obtains mixed-powder；
B) adding composite activating agent in mixed-powder, after stirring, under 800-1200W power, ultrasonic 1-6h, is then placed on
Activating in baking oven, calcination carbonization in tube furnace, last cooling water washing is to neutral, and drying and grinding is crossed 200-300 mesh sieve, must be removed
Phosphorus adsorbent.
6. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 5, it is characterised in that: step b)
In, described composite activating agent is made up of liquor zinci chloridi and dilution heat of sulfuric acid, and the two volume ratio is: (2-7): 1.
7. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 6, it is characterised in that: described chlorination
The concentration of zinc solution is 1-6mol/L, and the mass concentration of dilution heat of sulfuric acid is 20-50%.
8. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 5, it is characterised in that: step b)
In, described mixed-powder is 1:(2-6 with the quality-volume ratio of composite activating agent).
9. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 5, it is characterised in that: step b)
In, the temperature of described activation is 80-140 DEG C, and soak time is 30-75h.
10. the processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing as claimed in claim 5, it is characterised in that: step b)
In, the temperature of described calcination is 500-700 DEG C, and carbonization time is 1.5-7h.
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| CN201610839644.9A CN106186594A (en) | 2016-09-21 | 2016-09-21 | The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing |
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| CN201610839644.9A CN106186594A (en) | 2016-09-21 | 2016-09-21 | The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing |
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| CN201610839644.9A Withdrawn CN106186594A (en) | 2016-09-21 | 2016-09-21 | The processing method of one way of life waste water high-efficiency denitrogenation dephosphorizing |
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Cited By (5)
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| CN108002598A (en) * | 2018-01-08 | 2018-05-08 | 骆登科 | A kind of domestic sewage processing method |
| CN108033508A (en) * | 2017-10-24 | 2018-05-15 | 江阴市弘诺机械设备制造有限公司 | A kind of sewage disposal device with dephosphorization apparatus |
| CN108610014A (en) * | 2018-05-04 | 2018-10-02 | 温州大学 | Phosphorus recycling and biological ceramic particle regeneration method in the preparation method and haydite of eutrophication water efficient dephosphorization recoverable version biological ceramic particle |
| CN109574365A (en) * | 2018-12-25 | 2019-04-05 | 青岛洛克环保科技有限公司 | A kind of the materialization sewage disposal system and method for synchronous deamination phosphorus removing |
| CN110655246A (en) * | 2019-11-18 | 2020-01-07 | 常飞 | Method for reducing and removing phosphate in domestic sewage through sponge iron |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108033508A (en) * | 2017-10-24 | 2018-05-15 | 江阴市弘诺机械设备制造有限公司 | A kind of sewage disposal device with dephosphorization apparatus |
| CN108002598A (en) * | 2018-01-08 | 2018-05-08 | 骆登科 | A kind of domestic sewage processing method |
| CN108002598B (en) * | 2018-01-08 | 2019-04-23 | 葛洲坝赛诺(日照)环境科技有限公司 | A kind of domestic sewage processing method |
| CN108610014A (en) * | 2018-05-04 | 2018-10-02 | 温州大学 | Phosphorus recycling and biological ceramic particle regeneration method in the preparation method and haydite of eutrophication water efficient dephosphorization recoverable version biological ceramic particle |
| CN109574365A (en) * | 2018-12-25 | 2019-04-05 | 青岛洛克环保科技有限公司 | A kind of the materialization sewage disposal system and method for synchronous deamination phosphorus removing |
| CN110655246A (en) * | 2019-11-18 | 2020-01-07 | 常飞 | Method for reducing and removing phosphate in domestic sewage through sponge iron |
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Application publication date: 20161207 |