CN109336297A - High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system and method - Google Patents
High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system and method Download PDFInfo
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- CN109336297A CN109336297A CN201811525737.XA CN201811525737A CN109336297A CN 109336297 A CN109336297 A CN 109336297A CN 201811525737 A CN201811525737 A CN 201811525737A CN 109336297 A CN109336297 A CN 109336297A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 84
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 230000001112 coagulating effect Effects 0.000 claims abstract description 43
- 238000004062 sedimentation Methods 0.000 claims abstract description 41
- 239000000919 ceramic Substances 0.000 claims abstract description 35
- 239000012528 membrane Substances 0.000 claims abstract description 34
- 238000009287 sand filtration Methods 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 230000003750 conditioning effect Effects 0.000 claims abstract description 29
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 26
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 230000006698 induction Effects 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 239000006228 supernatant Substances 0.000 claims description 17
- 239000006004 Quartz sand Substances 0.000 claims description 9
- 239000003513 alkali Substances 0.000 claims description 9
- 238000003672 processing method Methods 0.000 claims description 9
- 239000000706 filtrate Substances 0.000 claims description 7
- 230000015271 coagulation Effects 0.000 claims description 6
- 238000005345 coagulation Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 239000000701 coagulant Substances 0.000 claims description 5
- 239000010419 fine particle Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 208000005156 Dehydration Diseases 0.000 claims description 3
- 238000011001 backwashing Methods 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 238000011068 loading method Methods 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000010453 quartz Substances 0.000 abstract description 4
- 238000004065 wastewater treatment Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 235000010215 titanium dioxide Nutrition 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000004408 titanium 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- 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
-
- 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
- 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
Abstract
High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system and method, it is characterised in that including conditioning tank, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and the ceramic membrane filter device being sequentially communicated, conditioning tank and high pure and ultra-fine rutile TiO2Produce the water outlet connection of waste water, the water outlet connection city planting ductwork or high pure and ultra-fine rutile TiO of ceramic membrane filter device2The water inlet of production, conditioning tank, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and the ceramic membrane filter device is connect with control system, and water disengaging, reaction agent addition, the movement of reaction apparatus and real-time induction monitoring are uniformly coordinated by control system and are controlled.The present invention is to high pure and ultra-fine rutile TiO2Production waste water successively obtains the waste water for meeting pollution emission standard by homogenizing, neutralization, coagulating sedimentation, quartz filtering and ceramic membrane filter, and simple process, high treating effect, operating cost are low.
Description
Technical field
The present invention relates to a kind of high pure and ultra-fine rutile TiOs2Waste water high-efficiency processing system and method are produced, for height
Pure ultrafine rutile TiO2Production waste water is handled.
Background technique
High pure and ultra-fine rutile TiO2Produce flushing cinder exhaust-gas treatment waste water, the acidity that waste water source is generated from during production
Washing tail gas waste water, post-processing secondary washing waste water, terrace flushing water, assay laboratory's waste water, on-site ground initial rainwater
Deng high pure and ultra-fine rutile TiO2Producing main polluted factors in waste water is pH, SS, COD etc., and complicated component mainly contains
The substances such as cleaning agent, titanium dioxide, passivator and a large amount of inorganic particles are a kind of intractable industrial wastewaters, if not in acidity
Serious pollution can then be brought to receiving environment by being handled direct emission.
The current main processing method of this kind of production waste water has: physico-chemical process, chemical method and biochemical method are for example electrolysed, coagulation is heavy
Shallow lake, traditional activated sludge process, Anaerobic biotreatment method, biofilm etc..Above-mentioned processing method cuts both ways, using single place
Reason technology is difficult to make treated production discharged wastewater met the national standard and operating cost is higher.In recent years, country to efforts at environmental protection increasingly
Pay attention to, increases the tour work of counterweight point pollution industry for example titanium white production enterprise production wastewater treatment situation, local political affairs
Mansion also proposes volume increase to enterprise and does not increase dirt, with newly with old requirement, in addition, also according to the environmental carrying capacity of local receiving water body,
Improve the appraisal standards of the pollutants index such as COD, nitrogen.Currently, according to high pure and ultra-fine rutile TiO2Produce the spy of waste water
Point is lack of pertinence strong, simple process, the low reasonable process of high treating effect, operating cost.
Therefore problem to be solved by this invention is to develop that a kind of simple process, high treating effect, operating cost is low goes
Except high pure and ultra-fine rutile TiO2Produce the efficient treatment process system of waste water.
Summary of the invention
High pure and ultra-fine rutile TiO provided by the invention2Waste water high-efficiency processing system and method are produced, to high pure and ultra-fine
Rutile TiO2Production waste water successively obtains meeting row by homogenizing, neutralization, coagulating sedimentation, quartz filtering and ceramic membrane filter
The waste water of dirty standard, simple process, high treating effect, operating cost are low.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system, it is characterised in that including be sequentially communicated conditioning tank,
Neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device, conditioning tank and high pure and ultra-fine rutile TiO2
Produce the water outlet connection of waste water, the water outlet connection city planting ductwork or high pure and ultra-fine rutile TiO of ceramic membrane filter device2
The water inlet of production, the conditioning tank, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device with
Control system connection, and water disengaging, reaction are added with agent, reaction apparatus acts and induction monitoring is united by control system in real time
One coordinated control.
Preferably, alkali throwing device is arranged in neutralization pond, and submersible agitator is installed in pond and pH pops one's head in, in alkali throwing device
Medicament is the NaOH of 20-30% solution, and control system controls alkali throwing device according to the real-time monitoring value that pH pops one's head in.
Preferably, coagulant PAC, flocculant PAM throwing device are set on coagulating sedimentation slot, and coagulating sedimentation slot is divided into instead
Area and settling zone are answered, reaction zone mixed liquor enters settling zone by the perforation tracery wall of partition wall bottom, and submersible agitating is arranged in reaction zone
Device, reaction zone and settling zone volumetric ratio 1:9-15, inclined plate of the settling zone setting for supernatant output, settling zone surface hydraulic are negative
Lotus is 0.8-1.7m3/(m2.h), hydraulic detention time range 1.5-2.5h, supernatant outlet and the sandfiltration pot of coagulating sedimentation slot enter
Mouth is connected by pipeline with force (forcing) pump.
Preferably, quartz sand column of the sandfiltration pot filtrate for diameter 1.0-2.0mm, quartz sand column altitude range 1.5-3.0m,
The backwash outlet of filtering velocity range 4-9m/h, sandfiltration pot tank deck are connected to conditioning tank by pipeline.
Preferably, ceramic membrane filter device die hole diameter is no more than 100nm, intermediate pool outlet and ceramic membrane filter device entrance
It is connected by pipeline with force (forcing) pump, the water pressure of ceramic membrane filter device entrance is 0.2-1.0MPa.
Using above-described high pure and ultra-fine rutile TiO2Produce the high pure and ultra-fine gold of waste water high-efficiency processing system
Red stone-type TiO2 produces waste water high-efficiency processing method, it is characterised in that waste water is input into conditioning tank homogeneous average, enters back into neutralization
Pond, in neutralization pond through with after, coagulating sedimentation being carried out in coagulating sedimentation slot, coagulating sedimentation slot supernatant passes through sandfiltration pot in lye
Wherein fine particle, water outlet enter intermediate pool for removal, and the water outlet of intermediate pool is sent into ceramic membrane filter device and is filtered, filters out
Water qualified discharge is used for Treated sewage reusing, after all precipitating waste residue dehydrations obtained in treatment process, send at qualified department
It sets.
Preferably, hydraulic detention time range of the waste water in conditioning tank is 6-8h.
Preferably, coagulant PAC, in flocculant PAM throwing device equipped with concentration be 30% PAC solution and concentration be
0.2% PAM solution, PAC solution dosage range 15-28ml/L；PAM solution dosage range 2-4ml/L.
Preferably, coagulating sedimentation supernatant residence time in quartz sand column is not less than 15min, and sandfiltration pot backwash cycle is
High pressure backwash water pump is arranged in 10-15d, tank outside, and high pressure water enters the small resistance water wiring system that pot bottom is arranged in, and carries out to filtrate
Backwash, backwashing water are discharged into conditioning tank from tank deck outflow.
Preferably, hydraulic detention time of the water outlet of sandfiltration pot in intermediate pool is not less than 3h.
Advantageous effect of the invention is:
Conditioning tank in the present invention, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device water disengaging,
Reaction agent is added, the movement of reaction apparatus and real-time induction monitoring pass through control system and be uniformly coordinated control, realizes to waste water
The real-time monitoring of processing, and hydraulic detention time, the reaction agent dosage in each pond are controlled by monitor value, treatment effeciency is improved,
Process simplification.
Waste water is input into conditioning tank by the present invention first, for being homogenized waste water water, keeps the stability of subsequent reactions, so
Waste water is introduced into neutralization pond after lye neutralizes again afterwards, the pH value of waste water is adjusted to 7 or so, waste water is subjected to coagulation again later
Precipitating makes the coagulating sedimentation of suspended particulate in waste water, and the supernatant after coagulating sedimentation, which is sent into sandfiltration pot, further to be removed wherein carefully
Little particle, water outlet enter intermediate pool and are collected, and are sent into ceramic membrane filter device by pump pressurization after collecting and are filtered, made
Water outlet after filter reaches discharge standard, can carry out discharging or for Treated sewage reusing, the high treating effect of waste water handles reliability
By force.
The present invention after homogenizing, neutralization, coagulating sedimentation, quartz filtering and ceramic membrane filter by obtaining meeting discharge standard
Waste water, waste water treatment process is simple, easy to operate, and the reaction of application is common chemical agent with agent, and operating cost is low.
Detailed description of the invention
Fig. 1 is high pure and ultra-fine rutile TiO2Produce the flowage structure figure of waste water high-efficiency processing system.
Specific embodiment
1 pair of the embodiment of the present invention elaborates with reference to the accompanying drawing.
High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system, it is characterised in that including the adjusting being sequentially communicated
Pond, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device, conditioning tank and high pure and ultra-fine rutile-type
TiO2Produce the water outlet connection of waste water, the water outlet connection city planting ductwork or high pure and ultra-fine rutile-type of ceramic membrane filter device
TiO2The water inlet of production, the conditioning tank, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device
It is connect with control system, and water disengaging, reaction are added with agent, react apparatus movement and real-time induction monitoring by control and be
A completely coordinated control.
As shown, high pure and ultra-fine rutile TiO2Produce conditioning tank, neutralization pond, coagulation in waste water high-efficiency processing system
Water disengaging, the reaction of precipitation tank, sandfiltration pot, intermediate pool and ceramic membrane filter device are added with agent, reaction apparatus acts and real
When induction monitoring pass through control system and be uniformly coordinated control, realize to the real-time monitoring of wastewater treatment, and pass through monitor value control
Hydraulic detention time, the reaction agent dosage in each pond are made, treatment effeciency, process simplification are improved.
When wastewater treatment, waste water is input into conditioning tank first, for being homogenized waste water water, keeps the stabilization of subsequent reactions
Property, waste water is then introduced neutralization pond again neutralizes through lye, and waste water progress coagulating sedimentation is made suspended particulate in waste water again later
Coagulating sedimentation, the supernatant after coagulating sedimentation, which is sent into sandfiltration pot, further removes wherein fine particle, and water outlet enters intermediate
Pond is collected, and is sent into ceramic membrane filter device by pump pressurization after collecting and is filtered, and filtered water outlet is made to reach discharge
Standard can carry out discharging or for Treated sewage reusing, the high treating effect of waste water is handled highly reliable.By homogenizing, neutralization, mix
Retrogradation forms sediment, obtains the waste water for meeting discharge standard after quartz filtering and ceramic membrane filter, and waste water treatment process is simple, easy to operate,
The reaction of application is common chemical agent with agent, and operating cost is low.
Alkali throwing device is arranged in neutralization pond, and submersible agitator and pH probe are installed in pond, and the medicament in alkali throwing device is
The NaOH of 20-30% solution, control system control alkali throwing device according to the real-time monitoring value that pH pops one's head in.Neutralization pond is for neutralizing
Waste water pH value is adjusted to 7 or so, the pH value of waste water is made to reach discharge standard by acid waste water.
On coagulating sedimentation slot be arranged coagulant PAC, flocculant PAM throwing device, coagulating sedimentation slot be divided into reaction zone and
Settling zone, reaction zone mixed liquor enter settling zone by the perforation tracery wall of partition wall bottom, and submersible agitator, reaction is arranged in reaction zone
Area and settling zone volumetric ratio 1:9-15, inclined plate of the settling zone setting for supernatant output, settling zone hydraulic surface loading are
0.8-1.7m3/(m2.h), hydraulic detention time range 1.5-2.5h, the supernatant outlet and sandfiltration pot entrance of coagulating sedimentation slot are logical
Piping is connected with force (forcing) pump.Reaction zone is used for coagulating, and the effectively coagulation of the suspension in waste water is built up, partition wall will be passed through
Bottom outlet tracery wall the waste water of reaction zone is introduced into settling zone, and coagulating is generated into large particle filtering and is stayed in the reaction region,
Then the smaller particulate matter of partial size is precipitated in settling zone again, waste water is purified, coagulating sedimentation slot supernatant is pumped into sand
Filter tank improves the pressure that coagulating sedimentation slot supernatant is sent into sandfiltration pot, to improve filter effect and efficiency.
Sandfiltration pot filtrate is the quartz sand column of diameter 1.0-2.0mm, quartz sand column altitude range 1.5-3.0m, filtering velocity range
The backwash outlet of 4-9m/h, sandfiltration pot tank deck are connected to conditioning tank by pipeline, and waste water is effectively filtered off in sandfiltration pot
Except impurity.
Ceramic membrane filter device die hole diameter is no more than 100nm, and intermediate pool outlet and ceramic membrane filter device entrance pass through pipe
Road is connected with force (forcing) pump, and the water pressure of ceramic membrane filter device entrance is 0.2-1.0MPa.Porcelain device is crossed into one by ceramic membrane
Walk the fine impurities particle in filtered wastewater.
Using above-described high pure and ultra-fine rutile TiO2Produce the high pure and ultra-fine gold of waste water high-efficiency processing system
Red stone-type TiO2 produces waste water high-efficiency processing method, it is characterised in that waste water is input into conditioning tank homogeneous average, enters back into neutralization
Pond, in neutralization pond through with after, coagulating sedimentation being carried out in coagulating sedimentation slot, coagulating sedimentation slot supernatant passes through sandfiltration pot in lye
Wherein fine particle, water outlet enter intermediate pool for removal, and the water outlet of intermediate pool is sent into ceramic membrane filter device and is filtered, filters out
Water qualified discharge is used for Treated sewage reusing, after all precipitating waste residue dehydrations obtained in treatment process, send at qualified department
It sets.
Waste water, is input into conditioning tank by process described above method first, for being homogenized waste water water, keeps subsequent anti-
Then waste water is introduced neutralization pond after lye neutralizes again, adjusts the pH value of waste water to 7 or so, Zhi Houzai by the stability answered
Waste water progress coagulating sedimentation is made into the coagulating sedimentation of suspended particulate in waste water, the supernatant after coagulating sedimentation be sent into sandfiltration pot into
Wherein fine particle, water outlet enter intermediate pool and are collected the removal of one step, are sent into ceramic membrane filter dress by pump pressurization after collecting
It sets and is filtered, filtered water outlet is made to reach discharge standard, can carry out discharging or for Treated sewage reusing, the treatment effect of waste water
It is good, it handles highly reliable.
Hydraulic detention time range of the waste water in conditioning tank is 6-8h.A certain amount of aluminum products production waste water can be stored,
Mix quantitative waste water effectively in conditioning tank, pH value, the impurity content of uniform waste water guarantee that waste water is chemically when at postorder
The stability of energy.
The PAC solution that concentration is 30% and the PAM that concentration is 0.2% are housed in coagulant PAC, flocculant PAM throwing device
Solution, PAC solution dosage range 15-28ml/L, i.e. 4.5-5.6gPAC/L；PAM solution dosage range 2-4ml/L, i.e.,
0.004-0.008gPAM/L。
Coagulating sedimentation supernatant residence time in quartz sand column is not less than 15min, and sandfiltration pot backwash cycle is 10-15d,
High pressure backwash water pump is set outside tank, high pressure water enters the small resistance water wiring system that pot bottom is arranged in, backwashes to filtrate,
Backwashing water is discharged into conditioning tank from tank deck outflow.By the impurity adhered on backwash removal filtrate, guarantee the use of sandfiltration pot
Reliability.
Hydraulic detention time of the water outlet of sandfiltration pot in intermediate pool is not less than 3h.Guarantee the water outlet of sandfiltration pot in intermediate pool
It is collected to a certain amount of, is pumped into ceramic membrane filter device.
The technical solution of the embodiment of the present invention is completely described above, it should be noted that described embodiment
Only a part of the embodiments of the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of creative work.
Claims (10)
1. high pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system, it is characterised in that including be sequentially communicated conditioning tank,
Neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device, conditioning tank and high pure and ultra-fine rutile TiO2
Produce the water outlet connection of waste water, the water outlet connection city planting ductwork or high pure and ultra-fine rutile TiO of ceramic membrane filter device2
The water inlet of production, the conditioning tank, neutralization pond, coagulating sedimentation slot, sandfiltration pot, intermediate pool and ceramic membrane filter device with
Control system connection, and water disengaging, reaction are added with agent, reaction apparatus acts and induction monitoring is united by control system in real time
One coordinated control.
2. high pure and ultra-fine rutile TiO as described in claim 12Produce waste water high-efficiency processing system, it is characterised in that neutralize
Alkali throwing device is arranged in pond, and submersible agitator and pH probe are installed in pond, and the medicament in alkali throwing device is 20-30% solution
NaOH, control system control alkali throwing device according to the real-time monitoring value that pH pops one's head in.
3. high pure and ultra-fine rutile TiO as described in claim 12Produce waste water high-efficiency processing system, it is characterised in that coagulation
Coagulant PAC, flocculant PAM throwing device are set on precipitation tank, and coagulating sedimentation slot is divided into reaction zone and settling zone, reaction zone
Mixed liquor enters settling zone by the perforation tracery wall of partition wall bottom, and submersible agitator is arranged in reaction zone, and reaction zone and settling zone hold
Product is than 1:9-15, and inclined plate of the settling zone setting for supernatant output, settling zone hydraulic surface loading is 0.8-1.7m3/
(m2.h), hydraulic detention time range 1.5-2.5h, the supernatant outlet of coagulating sedimentation slot and sandfiltration pot entrance by pipeline and
Force (forcing) pump connection.
4. high pure and ultra-fine rutile TiO as described in claim 12Produce waste water high-efficiency processing system, it is characterised in that sand filtration
Tank filtrate is the quartz sand column of diameter 1.0-2.0mm, quartz sand column altitude range 1.5-3.0m, filtering velocity range 4-9m/h, sand filtration
The backwash outlet of tank tank deck is connected to conditioning tank by pipeline.
5. high pure and ultra-fine rutile TiO as described in claim 12Produce waste water high-efficiency processing system, it is characterised in that ceramics
Film filter die hole diameter is no more than 100nm, and intermediate pool outlet and ceramic membrane filter device entrance are connected by pipeline and force (forcing) pump
It connects, the water pressure of ceramic membrane filter device entrance is 0.2-1.0MPa.
6. using high pure and ultra-fine rutile TiO described in any one of claim 1 to 52Produce waste water high-efficiency processing system
High pure and ultra-fine rutile TiO_2 produces waste water high-efficiency processing method, it is characterised in that waste water is input into conditioning tank homogeneous average,
Neutralization pond is entered back into, in neutralization pond through with after, coagulating sedimentation, coagulating sedimentation slot supernatant are carried out in coagulating sedimentation slot in lye
By sandfiltration pot removal, wherein fine particle, water outlet enter intermediate pool, and the water outlet of intermediate pool is sent into ceramic membrane filter device and is carried out
Filtering, filtering are discharged qualified discharge or are used for Treated sewage reusing, after all precipitating waste residues dehydrations obtained in treatment process, have sent money
The department of matter disposes.
7. high pure and ultra-fine rutile TiO as claimed in claim 62Produce waste water high-efficiency processing method, it is characterised in that waste water
Hydraulic detention time range in conditioning tank is 6-8h.
8. high pure and ultra-fine rutile TiO as claimed in claim 62Produce waste water high-efficiency processing method, it is characterised in that coagulation
The PAC solution that concentration is 30% and the PAM solution that concentration is 0.2%, PAC solution are housed in agent PAC, flocculant PAM throwing device
Dosage range 15-28ml/L；PAM solution dosage range 2-4ml/L.
9. such as high pure and ultra-fine rutile TiO as claimed in claim 62Produce waste water high-efficiency processing method, it is characterised in that mixed
Retrogradation shallow lake supernatant residence time in quartz sand column is not less than 15min, and sandfiltration pot backwash cycle is 10-15d, and height is arranged outside tank
Press backwash water pump, high pressure water enters the small resistance water wiring system that pot bottom is arranged in, backwashes to filtrate, backwashing water from
Tank deck outflow is discharged into conditioning tank.
10. high pure and ultra-fine rutile TiO as claimed in claim 62Produce waste water high-efficiency processing method, it is characterised in that sand
Hydraulic detention time of the water outlet of filter tank in intermediate pool is not less than 3h.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0576876A (en) * | 1991-07-09 | 1993-03-30 | Mitsubishi Materials Corp | Treatment of waste water containing fluorine and manganese |
| CN101475269A (en) * | 2009-01-20 | 2009-07-08 | 上海埃梯梯恒通先进水处理有限公司 | Comprehensive treating and recycling method for steel wastewater and apparatus thereof |
| CN101811792A (en) * | 2009-02-24 | 2010-08-25 | 宝山钢铁股份有限公司 | Processing method of stainless steel cold rolling pickling wastewater |
| CN102603097A (en) * | 2012-03-23 | 2012-07-25 | 郑州鸿跃环保科技有限公司 | Advanced treatment and recycling process for wastewater containing heavy metal ions |
| CN103332824A (en) * | 2012-12-27 | 2013-10-02 | 北京北方节能环保有限公司 | A composite treatment system and a treatment method for DNT production waste water |
| CN206142939U (en) * | 2016-06-01 | 2017-05-03 | 广州益方田园环保股份有限公司 | Chemical nickel wastewater treatment device |
| CN107585908A (en) * | 2017-09-28 | 2018-01-16 | 陕西富兴环保科技有限公司 | Automatic business processing control system for titanium processing pickling sewage |
| CN209307106U (en) * | 2018-12-13 | 2019-08-27 | 湖南大辰环保科技有限公司 | High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system |
-
2018
- 2018-12-13 CN CN201811525737.XA patent/CN109336297A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0576876A (en) * | 1991-07-09 | 1993-03-30 | Mitsubishi Materials Corp | Treatment of waste water containing fluorine and manganese |
| CN101475269A (en) * | 2009-01-20 | 2009-07-08 | 上海埃梯梯恒通先进水处理有限公司 | Comprehensive treating and recycling method for steel wastewater and apparatus thereof |
| CN101811792A (en) * | 2009-02-24 | 2010-08-25 | 宝山钢铁股份有限公司 | Processing method of stainless steel cold rolling pickling wastewater |
| CN102603097A (en) * | 2012-03-23 | 2012-07-25 | 郑州鸿跃环保科技有限公司 | Advanced treatment and recycling process for wastewater containing heavy metal ions |
| CN103332824A (en) * | 2012-12-27 | 2013-10-02 | 北京北方节能环保有限公司 | A composite treatment system and a treatment method for DNT production waste water |
| CN206142939U (en) * | 2016-06-01 | 2017-05-03 | 广州益方田园环保股份有限公司 | Chemical nickel wastewater treatment device |
| CN107585908A (en) * | 2017-09-28 | 2018-01-16 | 陕西富兴环保科技有限公司 | Automatic business processing control system for titanium processing pickling sewage |
| CN209307106U (en) * | 2018-12-13 | 2019-08-27 | 湖南大辰环保科技有限公司 | High pure and ultra-fine rutile TiO2Produce waste water high-efficiency processing system |
Non-Patent Citations (1)
| Title |
|---|
| 中国水利教育协会组织: "水资源开发利用与管理", 中国轻工业出版社, pages: 287 * |
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