CN108751593A - A kind of big ton amount industrial wastewater integrated conduct method and its system - Google Patents
A kind of big ton amount industrial wastewater integrated conduct method and its system Download PDFInfo
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- CN108751593A CN108751593A CN201810641122.7A CN201810641122A CN108751593A CN 108751593 A CN108751593 A CN 108751593A CN 201810641122 A CN201810641122 A CN 201810641122A CN 108751593 A CN108751593 A CN 108751593A
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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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- 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
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- 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
- C02F3/02—Aerobic processes
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of big ton amount industrial wastewater integrated conduct methods, include the following steps：1. utilizing grid removal bulky grain and strip impurity；2. waste water is introduced regulating reservoir by being lifted pump, vinegar acid for adjusting pH is added during lifting to 6~7；3. introducing hydrolysis acidification pool is hydrolyzed acidification reaction；4. the waste water 3. handled by step is introduced the flocculation compound canal of mixing, so that flocculant is sufficiently mixed with sewage, obtain suspension；It is fully precipitated 5. suspension is statically placed in sedimentation basin；Carry out exposing oxygen processing in the supernatant to aeration tank in sedimentation basin 6. extracting；7. liquid drain in aeration tank is passed through the biofiltration canal filled with porous aggregate；8. passing through step, 7. processed liquid is divided into two-way, it is pumped into aeration tank all the way, introduces artificial swamp all the way；9. artificial swamp tail water is discharged, and drawn all the way to regulating reservoir from tail water.The present invention has the characteristics that versatile, treating capacity is big, continuity is high, treatment effect is stablized.
Description
Technical field
The present invention relates to a kind of big ton amount industrial wastewater integrated conduct method and its systems, belong to sewage disposal technology neck
Domain.
Background technology
Refer to the waste water and waste liquid being discharged in art production process, wherein containing the industrial production materials outflowed with water, centre
The pollutant generated in product, byproduct and production process is to cause environmental pollution, especially the major reason of water pollution.
Although the processing of industrial wastewater, early in having begun at the end of the 19th century, due to many industrial wastewater complicated components, property is changeable, still
There are some technical problems not to be fully solved.
Industrial wastewater is either still divided by pollutant component by pollution level, and processing method is generally divided into three kinds：
Physical treatment method, bioremediation, chemical treatment method.Generally biological treatment is just used for water quality is relatively good
In Aerobic biological process, basic procedure be grid-sedimentation basin-aeration tank-secondary sedimentation tank-water outlet.
But it is directed to the method and system of Industrial Wastewater Treatment at present, it is low to there is treatment effeciency, poor continuity, and due to
The waste component of different batches differs greatly, and is very easy to destroy microbial population when using bioremediation, and then lead
It causes to influence final process effect.And the process for treating industrial waste water otherness of different pollutants is larger, at present also there is no
A kind of processing method or system that can be common to most of industrial wastewaters.
Invention content
The object of the present invention is to provide a kind of big ton amount industrial wastewater integrated conduct method and its systems.It has logical
With the feature that property is strong, treating capacity is big, continuity is high, treatment effect is stablized.
Technical scheme of the present invention：A kind of big ton amount industrial wastewater integrated conduct method, its main feature is that, including following step
Suddenly：
1. utilizing grid removal bulky grain and strip impurity；
2. waste water is introduced regulating reservoir by being lifted pump, vinegar acid for adjusting pH is added during lifting to 6~7；
3. introducing hydrolysis acidification pool is hydrolyzed acidification reaction；
4. the waste water 3. handled by step is introduced the flocculation compound canal of mixing, so that flocculant is sufficiently mixed with sewage, obtain
To suspension；
It is fully precipitated 5. suspension is statically placed in sedimentation basin；
Carry out exposing oxygen processing in the supernatant to aeration tank in sedimentation basin 6. extracting；
7. liquid drain in aeration tank is passed through the biofiltration canal filled with porous aggregate；
8. passing through step, 7. processed liquid is divided into two-way, it is pumped into aeration tank all the way, introduces artificial swamp all the way；
9. artificial swamp tail water is discharged, and drawn all the way to regulating reservoir from tail water.
In above-mentioned big ton amount industrial wastewater integrated conduct method, the step 5. in obtained sediment by concentration
Afterwards, it is sent into fluidized bed incinerator burning, the percolate that when concentration generates is re-fed into the hydrolysis acidification pool of step 3..
In big ton amount industrial wastewater integrated conduct method above-mentioned, liquid flow direction is pressed in the compound canal of the flocculation mixing
It carries out mixing tube successively to mix for the first time, shunting in canal, the interior confluence of canal, lower part are shut off, top is shut off and shunted with column array.
In big ton amount industrial wastewater integrated conduct method above-mentioned, in the biofiltration canal successively by liquid flow direction
Fill bulky grain brickbat, thick rubble, biochemical cotton and coarse sand.
In big ton amount industrial wastewater integrated conduct method above-mentioned, the grain size of the bulky grain brickbat is 30~70mm, slightly
The grain size of rubble is 20~25mm, and the grain size of coarse sand is 4~6mm.
Realize the big ton amount industrial wastewater total system of preceding method, its main feature is that：Including sequentially connected grid,
Regulating reservoir, hydrolysis acidification pool, the compound canal of flocculation mixing, sedimentation basin, aeration tank, biofiltration canal and artificial swamp；The biology
The water outlet of filtering canal is additionally provided with the shunt conduit for being connected to aeration tank；The water outlet of the artificial swamp is equipped with and is connected to adjusting
The shunt conduit in pond.
In big ton amount industrial wastewater total system above-mentioned, the compound canal of the flocculation mixing includes canal body, in canal body
Front end be equipped with the mixing tube with medicament adding tube, mixing tube rear set there are two mirror image distribution baffle pier, baffle pier with
There are gap, the baffle pier rear end is set there are two the confluence wall being tightly attached to respectively on canal body sidewall canal body sidewall, after the wall that converges
Side is equipped with the lower part intercepter plate for being close to canal body bottom wall, and lower part intercepter plate rear is equipped with there are the tops in gap to shut off with canal body bottom wall
Plate, top intercepter plate rear are equipped with shunting column matrix.
In big ton amount industrial wastewater total system above-mentioned, the mixing tube includes tube body, is equipped with successively in tube body
Confluence section, trunnion and diffuser, the medicament adding tube are connected to trunnion；The confluence section of the tube body is compound towards flocculation mixing
Canal front end.
In big ton amount industrial wastewater total system above-mentioned, the cross section profile on the inside of the baffle pier is by being sequentially connected
Arc section, straightway and involute section composition, wherein arc section be located at close to mixing tube side.The profile, can make point
Tributary on the inside of stream pier carries out confluence acceleration and diffusion successively, and principle is mixed similar to mixing tube, i.e., with similar principles to mixed
It closes the first mixed liquid of pipe and carries out secondary dosage mixing.
In big ton amount industrial wastewater total system above-mentioned, clearance distance of the baffle pier with canal body sidewall,
It is 1 with the ratio of the most narrow place spacing on the inside of two baffle piers:1.5 to 1:2.2.Three tunnels separated using baffle pier not cocurrent flow
The flow of amount can form the vortex rotated inwardly when entering confluence link, enhance mixed effect.
Compared with prior art, it is comprehensive to industrial wastewater progress to comprehensively utilize chemistry, physics and bioremediation by the present invention
Conjunction is handled, and using multi-reflow to dilute poisonous and harmful waste water, and introduces microorganism kind simultaneously, and enhancing microorganism adapts to energy
Power, so as to enhance waste water efficiency and stability.In addition, the application also utilizes the medicament mixing side of channeltype
Formula can meet the medicament mixing of big flow waste water, and not only treating capacity is big, but also good mixing effect, it is not easy to occur blocking event
Barrier.Also Air Exposure is arranged before biofiltration canal together by the present invention, makes waste water that can have before entering biofiltration canal
High oxygen content makes it provide sufficient oxygen part of aerobic breakdown for microorganism in biofiltration canal, improves microbial activity, into
And improve discomposing effect.
Description of the drawings
Fig. 1 is the system structure diagram of the present invention；
Fig. 2 is the structural schematic diagram of the compound canal of flocculation mixing of the present invention；
Fig. 3 is the structural schematic diagram of the mixing tube of the present invention.
Specific implementation mode
With reference to embodiment and attached drawing, the present invention is further illustrated, but be not intended as to the present invention limit according to
According to.
Embodiment.A kind of big ton amount industrial wastewater integrated conduct method, includes the following steps：
1. utilizing grid removal bulky grain and strip impurity；
2. waste water is introduced regulating reservoir by being lifted pump, vinegar acid for adjusting pH is added during lifting to 6~7；
3. introducing hydrolysis acidification pool is hydrolyzed acidification reaction；
4. the waste water 3. handled by step is introduced the flocculation compound canal of mixing, so that flocculant is sufficiently mixed with sewage, obtain
To suspension；
It is fully precipitated 5. suspension is statically placed in sedimentation basin；
Carry out exposing oxygen processing in the supernatant to aeration tank in sedimentation basin 6. extracting；
7. liquid drain in aeration tank is passed through the biofiltration canal filled with porous aggregate；
8. passing through step, 7. processed liquid is divided into two-way, it is pumped into aeration tank all the way, introduces artificial swamp all the way；
9. artificial swamp tail water is discharged, and drawn all the way to regulating reservoir from tail water.
The step 5. in obtained sediment after concentration, be sent into fluidized bed incinerator burning, what when concentration, generated
Percolate is re-fed into the hydrolysis acidification pool of step 3..
Mixing tube is carried out successively in the compound canal of the flocculation mixing by liquid flow direction to mix for the first time, shunting, canal in canal
Interior confluence, lower part are shut off, top is shut off shunts with column array.
In the biofiltration canal bulky grain brickbat, thick rubble, biochemical cotton and coarse sand are sequentially filled by liquid flow direction.
The grain size of the bulky grain brickbat is 30~70mm, and the grain size of thick rubble is 20~25mm, the grain size of coarse sand is 4~
6mm。
Realize the big ton amount industrial wastewater total system of preceding method, as shown in Figure 1：Including sequentially connected lattice
Grid, regulating reservoir, hydrolysis acidification pool, the compound canal of flocculation mixing, sedimentation basin, aeration tank, biofiltration canal and artificial swamp；The life
The water outlet of object filtering canal is additionally provided with the shunt conduit for being connected to aeration tank；The water outlet of the artificial swamp is equipped with and is connected to tune
Save the shunt conduit in pond.
The compound canal structure of flocculation mixing is as shown in Fig. 2, include canal body 1, the front end in canal body 1 is equipped with band medicament and adds
The mixing tube 2 of pipe 204,2 rear of mixing tube set there are two mirror image distribution baffle pier 3, baffle pier 3 with 1 side wall of canal body there are
Gap, 3 rear end of the baffle pier are set there are two the confluence wall 4 being tightly attached to respectively on 1 side wall of canal body, and 4 rear of confluence wall is equipped with tight
Paste the lower part intercepter plate 5 of 1 bottom wall of canal body, intercepter plate 5 rear in lower part is equipped with 1 bottom wall of canal body there are the top intercepter plate 6 in gap,
Intercepter plate 6 rear in top is equipped with shunting column matrix 7.
The mixing tube 2 is equipped with confluence section 201,202 and of trunnion successively as shown in figure 3, including tube body 201 in tube body 201
Diffuser 203, the medicament adding tube 204 are connected to trunnion 202；The confluence section 201 of the tube body 201 is multiple towards flocculation mixing
The front ends He Qu.The cross section profile of 3 inside of the baffle pier is made of sequentially connected arc section, straightway and involute section,
Middle arc section is located at close to the side of mixing tube 2.Clearance distance of the baffle pier 3 with 1 side wall of canal body, with two baffle piers
The ratio of the most narrow place spacing of 3 insides is 1:1.5 to 1:2.2.
The concrete operating principle of the wherein flocculation compound canal of mixing is as follows：It is mixed that waste water pours mixing tube progress first time medicament
It closes, it is mixed that the waste water that the mixed liquid of first time medicament enters in tributary and tributary between two baffle piers carries out secondary dosage
It closes, the secondary mixed waste water of dosage is converged with the tributary on the outside of baffle pier again, and generates vortex, and it is mixed to carry out dosage three times
It closes, and lower part intercepter plate and top intercepter plate can make mixed liquor spin upside down mixing, further increase mixture homogeneity, finally
Into column array, multiple tiny chaotic flows are generated, final mixing is reached.
Case is embodied.The method and system of the present invention applies the example of Mr. Yu's printing and dyeing enterprise.The printing and dyeing enterprise, daily output
2000 cubes of waste water total amount, waste water quality such as following table.
| Project | COD/mg·L-1 | BOD5/mg·L-1 | Coloration/times | pH | ρ(ss)/mg·L-1 |
| Batch 1 | 3000 | 800 | 600 | 8.2 | 350 |
| Batch 2 | 2850 | 900 | 560 | 8.5 | 380 |
| Batch 3 | 3200 | 850 | 620 | 9 | 475 |
After the method for the present invention and system processing, water quality such as following table.
| Project | COD/mg·L-1 | BOD5/mg·L-1 | Coloration/times | pH | ρ(ss)/mg·L-1 |
| Batch 1 | 500 | 300 | 65 | 7.1 | 90 |
| Batch 2 | 520 | 320 | 46 | 6.8 | 95 |
| Batch 3 | 490 | 285 | 55 | 7.3 | 102 |
As can be seen from the above table, in the case where different batches pollution level differs greatly, the water quality each side that handles
Face greatly improves, and the purified water quality difference of a batch is smaller, that is, the high stability handled.
Claims (10)
1. a kind of big ton amount industrial wastewater integrated conduct method, which is characterized in that include the following steps：
1. utilizing grid removal bulky grain and strip impurity；
2. waste water is introduced regulating reservoir by being lifted pump, vinegar acid for adjusting pH is added during lifting to 6~7；
3. introducing hydrolysis acidification pool is hydrolyzed acidification reaction；
4. the waste water 3. handled by step is introduced the flocculation compound canal of mixing, so that flocculant is sufficiently mixed with sewage, hanged
Turbid；
It is fully precipitated 5. suspension is statically placed in sedimentation basin；
Carry out exposing oxygen processing in the supernatant to aeration tank in sedimentation basin 6. extracting；
7. liquid drain in aeration tank is passed through the biofiltration canal filled with porous aggregate；
8. passing through step, 7. processed liquid is divided into two-way, it is pumped into aeration tank all the way, introduces artificial swamp all the way；
9. artificial swamp tail water is discharged, and drawn all the way to regulating reservoir from tail water.
2. big ton amount industrial wastewater integrated conduct method according to claim 1, it is characterised in that：The step 5. in
The sediment arrived is sent into fluidized bed incinerator burning after concentration, 3. the percolate that when concentration generates is re-fed into step
Hydrolysis acidification pool.
3. big ton amount industrial wastewater integrated conduct method according to claim 1, it is characterised in that：The flocculation mixing is multiple
Mixing tube is carried out successively by liquid flow direction in conjunction canal to mix for the first time, shunting in canal, converge in canal, lower part is shut off, top is cut
Stream and the shunting of column array.
4. big ton amount industrial wastewater integrated conduct method according to claim 1, it is characterised in that：The biofiltration canal
It is interior to be sequentially filled bulky grain brickbat, thick rubble, biochemical cotton and coarse sand by liquid flow direction.
5. big ton amount industrial wastewater integrated conduct method according to claim 4, it is characterised in that：The bulky grain brickbat
Grain size be 30~70mm, the grain size of thick rubble is 20~25mm, and the grain size of coarse sand is 4~6mm.
6. realizing the big ton amount industrial wastewater total system of claim 1 to 5 any claim the method, feature
It is：Including sequentially connected grid, regulating reservoir, hydrolysis acidification pool, the compound canal of flocculation mixing, sedimentation basin, aeration tank, biological mistake
Filter canal and artificial swamp；The water outlet of the biofiltration canal is additionally provided with the shunt conduit for being connected to aeration tank；The Manual moist
The water outlet on ground is equipped with the shunt conduit for being connected to regulating reservoir.
7. big ton amount industrial wastewater total system according to claim 6, it is characterised in that：The flocculation mixing is multiple
It includes canal body (1) to close canal, and the front end in canal body (1) is equipped with the mixing tube (2) with medicament adding tube (204), mixing tube (2) rear
If there are two the baffle pier (3) of mirror image distribution, baffle pier (3) is with canal body (1) side wall there are gap, after the baffle pier (3)
End is set there are two the confluence wall (4) being tightly attached to respectively on canal body (1) side wall, and confluence wall (4) rear, which is equipped with, is close to canal body (1) bottom wall
Lower part intercepter plate (5), lower part intercepter plate (5) rear is equipped with canal body (1) bottom wall there are the top intercepter plate (6) in gap, on
Portion's intercepter plate (6) rear is equipped with shunting column matrix (7).
8. big ton amount industrial wastewater total system according to claim 7, it is characterised in that：The mixing tube (2)
Including tube body (201), it is equipped with confluence section (201), trunnion (202) and diffuser (203), the medicament successively in tube body (201)
Adding tube (204) is connected to trunnion (202)；The compound canal front end of confluence section (201) direction flocculation mixing of the tube body (201).
9. big ton amount industrial wastewater total system according to claim 7, it is characterised in that：The baffle pier (3)
The cross section profile of inside is made of sequentially connected arc section, straightway and involute section, and wherein arc section is located at close to mixing
Manage the side of (2).
10. big ton amount industrial wastewater total system according to claim 7, it is characterised in that：The baffle pier (3)
It is 1 with the ratio of the most narrow place spacing on the inside of the clearance distance of canal body (1) side wall, with two baffle piers (3):1.5 to 1:
2.2。
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| CN201810641122.7A CN108751593B (en) | 2018-06-21 | 2018-06-21 | Comprehensive treatment method and system for large-tonnage industrial wastewater |
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| CN201810641122.7A CN108751593B (en) | 2018-06-21 | 2018-06-21 | Comprehensive treatment method and system for large-tonnage industrial wastewater |
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| CN108751593B CN108751593B (en) | 2021-01-22 |
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| CN103880244A (en) * | 2014-03-18 | 2014-06-25 | 三峡大学 | Comprehensive treatment method for liquid dung of livestock and poultry and domestic wastewater in country |
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| CN207130091U (en) * | 2017-07-02 | 2018-03-23 | 沈涛洋 | A kind of countryside sewage treatment equipment |
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2018
- 2018-06-21 CN CN201810641122.7A patent/CN108751593B/en active Active
Patent Citations (5)
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|---|---|---|---|---|
| DE202007014524U1 (en) * | 2007-10-17 | 2009-03-05 | Freigeber, Jürgen | Device for the neutralization of acidic combustion condensates |
| CN103880244A (en) * | 2014-03-18 | 2014-06-25 | 三峡大学 | Comprehensive treatment method for liquid dung of livestock and poultry and domestic wastewater in country |
| CN204174041U (en) * | 2014-07-16 | 2015-02-25 | 上海东振环保工程技术有限公司 | A kind of biochemical waste water treatment unit |
| CN205222953U (en) * | 2015-11-27 | 2016-05-11 | 江苏和合水环境有限公司 | Rural domestic sewage novel energy integrated processing system |
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