CN107555715A - A kind of wastewater treatment equipment and its application method - Google Patents
A kind of wastewater treatment equipment and its application method Download PDFInfo
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- CN107555715A CN107555715A CN201710849119.XA CN201710849119A CN107555715A CN 107555715 A CN107555715 A CN 107555715A CN 201710849119 A CN201710849119 A CN 201710849119A CN 107555715 A CN107555715 A CN 107555715A
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 14
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000002351 wastewater Substances 0.000 claims abstract description 69
- 239000005416 organic matter Substances 0.000 claims abstract description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 21
- 239000001301 oxygen Substances 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 230000003197 catalytic effect Effects 0.000 claims description 34
- 238000007254 oxidation reaction Methods 0.000 claims description 33
- 238000006385 ozonation reaction Methods 0.000 claims description 31
- 230000001105 regulatory effect Effects 0.000 claims description 30
- 238000012856 packing Methods 0.000 claims description 24
- 239000003054 catalyst Substances 0.000 claims description 22
- 244000005700 microbiome Species 0.000 claims description 22
- 230000014759 maintenance of location Effects 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 9
- 238000006731 degradation reaction Methods 0.000 abstract description 9
- 230000000813 microbial effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 8
- 238000011001 backwashing Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000033558 biomineral tissue development Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Abstract
In order to improve the efficiency of wastewater treatment, the consumption of the energy is reduced, the present invention provides a kind of wastewater treatment equipment and its application method.The biodegradability of waste water is improved by ozone, meanwhile, the remaining oxygen of ozone is taken full advantage of, oxygen is provided for the organic matter in microbial degradation waste water, has reached and has improved waste water treatment efficiency, the purpose of energy-saving and emission-reduction.
Description
Technical field
The invention belongs to technical field of sewage, more particularly to a kind of wastewater treatment equipment and its application method.
Background technology
At present, ozone as a kind of strong oxidizer be applied to sewage raw water pretreatment and second pond after depth
The links such as reason.Carbon-carbon double bond in this oxidant destructible organic matter, make organic matter open loop or chain rupture, reduce macromolecular substances
Proportion, polarity enhancing, improves biodegradability, salinity.Ozone is generally used for improving organoleptic indicator, further reduces COD,
Decompose macromolecular and toxic organic compound.
But the biodegradability of water outlet, salinity can not be greatly improved using ozone oxidation merely.It is once organic
Waste water COD concentration is higher, directly will result in that energy consumption is excessive, and processing cost is too high using ozone oxidation.
Therefore, it is necessary to develop a kind of wastewater treatment equipment, the efficiency of wastewater treatment is improved, reduces the consumption of the energy.
The content of the invention
In order to improve the efficiency of wastewater treatment, reduce the consumption of the energy, the present invention provide a kind of wastewater treatment equipment and its
Application method.
The technical scheme of the wastewater treatment equipment of the present invention is as follows：
A kind of wastewater treatment equipment, including ozone oxidation reaction device, BAF reactor and ozone catalytic oxygen
Change reactor；
The sidepiece lower end of ozone oxidation reaction device sets the first air inlet, the first water inlet；The side of ozone oxidation reaction device
Portion upper end sets the first delivery port；The top of ozone oxidation reaction device sets the first ozone breaker；First ozone breaker
Top sets the first gas outlet；
The sidepiece lower end of BAF reactor sets the second air inlet, the second water inlet；BAF is anti-
Answer the sidepiece upper end of device that the second delivery port is set；Second supporting layer is set in BAF reactor, the second supporting layer
Bottom is higher than the second water inlet, and the second air inlet is arranged at the sidepiece of the second supporting layer；The top of second supporting layer sets biology
Film packing layer；
The sidepiece lower end of catalytic ozonation reactor sets the 3rd air inlet, the 3rd water inlet；Catalytic ozonation is anti-
Answer the sidepiece upper end of device that the 3rd delivery port is set；The top of catalytic ozonation reactor sets the 3rd ozone breaker；3rd
The top of ozone breaker sets the 3rd gas outlet；3rd supporting layer, the 3rd supporting layer are set in catalytic ozonation reactor
Bottom be higher than the 3rd water inlet；The top of 3rd supporting layer sets catalyst filling layer；
First delivery port is connected with the second water inlet by pipeline；Second delivery port is connected with the 3rd water inlet by pipeline
Connect；First gas outlet is connected with the second air inlet by pipeline；3rd gas outlet is connected with the second air inlet by pipeline；First
Air inlet is connected ozone generator respectively with the 3rd air inlet.
The wastewater treatment equipment of the present invention has the beneficial effect that：
In the present invention, waste water initially enters ozone oxidation reaction device, and waste water is pre-processed by ozone, improves waste water
Biodegradability.
Then, waste water enters back into BAF reactor, by the microorganism of biofilm packing layer in waste water
Organic matter carries out retention degraded.Now, because waste water has already passed through the processing of ozone, its biodegradability is improved, and contains
There is the gas for not utilizing ozone after the processing of the first ozone breaker and the 3rd ozone breaker, ozone is dense in gas
Degree declines, and reduces destructive power of the ozone to microorganism, and the concentration of oxygen is lifted, and the activity of microorganism is added, so as to effectively
Improve degradation capability of the microorganism to organic matter.
Finally, waste water enters back into catalytic ozonation reactor, and the organic matter in waste water is further removed by ozone.Its
In, catalyst can strengthen the mineralization ability of ozone, improve the ability of ozone organics removal.
In summary, the present invention improves the biodegradability of waste water by ozone, meanwhile, take full advantage of the remaining of ozone
Oxygen, oxygen is provided for the organic matter in microbial degradation waste water, reached and improved waste water treatment efficiency, the mesh of energy-saving and emission-reduction
's.
Further, for more preferable gas dispersion, increase the contact area of gas and waste water, improve wastewater treatment effect
Rate, wastewater treatment equipment also include first gas diffuser, second gas diffuser, third gas diffuser；
First air inlet is connected with the first gas diffuser being arranged in ozone oxidation reaction device；Second air inlet is with setting
The second gas diffuser being placed in BAF reactor is connected；3rd air inlet is anti-with being arranged at catalytic ozonation
The third gas diffuser in device is answered to be connected.
Further, specifically, first gas diffuser, third gas diffuser are microbubble gas diffuser, the second gas
Body diffuser is air diffuser with sing-hole membranes or perforated pipe aerating regulation device.
Further, in order to ensure the operation steady in a long-term of biofilm packing layer, using air-water backwashing mode to filler
Layer be rinsed, the first regulating valve is set before the second water inlet, between the second water inlet and the first regulating valve set backwash into
Water pipe, backwash and the second regulating valve is set on water inlet pipe, the sidepiece upper end of BAF reactor sets backwash water outlet
Mouthful, the 5th regulating valve is set after backwashing delivery port, the 6th regulating valve is set after the second delivery port, the is set before the second air inlet
Seven regulating valves, the sidepiece lower end of BAF reactor also set up backwash air inlet.When being backwashed, first is closed
Regulating valve, close the 6th regulating valve, close the 7th regulating valve, opening the second regulating valve, open the 5th regulating valve, cleaning fluid passes through
Backwash water inlet pipe enters BAF reactor, and biofilm packing layer is rinsed, finally from backwash delivery port
Discharge, air can also enter BAF reactor from backwash air inlet, to improve the effect of cleaning.
Further, in order to ensure the safety of ozone oxidation reaction device and BAF reactor, the first outlet
Blast pipe is set on the pipeline between mouth and the 3rd gas outlet, the 3rd regulating valve is set on blast pipe.
Further, in order to improve the treatment effeciency of waste water, biofilm packing layer is ceramics filling layer, and microorganism is with haydite
Biomembrane is formed in haydite superficial growth for carrier, biofilm packing layer accounts for the 50%- of BAF reactor volume
65%.
Further, in order to improve the treatment effeciency of waste water, the catalyst active ingredient in catalyst filling layer include manganese,
The metal oxide of nickel, copper, catalyst filling layer account for the 40%-60% of catalytic ozonation reactor volume.
Further, in order to improve the mixed of water inlet, the treatment effeciency of waste water, the side of ozone oxidation reaction device are improved
Subordinate end sets gradually the first air inlet, the first water inlet from the bottom to top；The sidepiece lower end of catalytic ozonation reactor is under
It is supreme to set gradually the 3rd air inlet, the 3rd water inlet.So, gas can plays a part of seething to waste water.
The present invention also provides a kind of application method of wastewater treatment equipment.
The technical scheme of the application method of the wastewater treatment equipment of the present invention is as follows：
A kind of application method of above-mentioned wastewater treatment equipment, comprises the following steps：
The first step, waste water enter ozone oxidation reaction device from the first water inlet, and ozone is from as caused by ozone generator
One air inlet enters ozone oxidation reaction device, and waste water is pre-processed；
Second step, waste water enter BAF reactor from the second water inlet, by the first ozone breaker and
The gas of 3rd ozone breaker processing enters BAF reactor from the second air inlet, passes through biofilm packing layer
Microorganism carries out retention degraded to the organic matter in waste water；
3rd step, waste water enter catalytic ozonation reactor, the ozone as caused by ozone generator from the 3rd water inlet
Enter catalytic ozonation reactor from the 3rd air inlet, the catalyst of ozone combined catalyst packing layer removes having in waste water
Machine thing.
The application method of the wastewater treatment equipment of the present invention has the beneficial effect that：
In the present invention, waste water initially enters ozone oxidation reaction device, and waste water is pre-processed by ozone, improves waste water
Biodegradability.
Then, waste water enters back into BAF reactor, by the microorganism of biofilm packing layer in waste water
Organic matter carries out retention degraded.Now, because waste water has already passed through the processing of ozone, its biodegradability is improved, and contains
There is the gas for not utilizing ozone after the processing of the first ozone breaker and the 3rd ozone breaker, ozone is dense in gas
Degree declines, and reduces destructive power of the ozone to microorganism, and the concentration of oxygen is lifted, and the activity of microorganism is added, so as to effectively
Improve degradation capability of the microorganism to organic matter.
Finally, waste water enters back into catalytic ozonation reactor, and the organic matter in waste water is further removed by ozone.Its
In, catalyst can strengthen the mineralization ability of ozone, improve the ability of ozone organics removal.
In summary, the present invention improves the biodegradability of waste water by ozone, meanwhile, take full advantage of the remaining of ozone
Oxygen, oxygen is provided for the organic matter in microbial degradation waste water, reached and improved waste water treatment efficiency, the mesh of energy-saving and emission-reduction
's.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of wastewater treatment equipment of the present invention；
Fig. 2 is the schematic diagram of another wastewater treatment equipment of the present invention.
Embodiment
A kind of wastewater treatment equipment proposed by the present invention and its application method are made below in conjunction with the drawings and specific embodiments
It is further described.According to following explanation and claims, advantages and features of the invention will become apparent from.It should be noted
It is that accompanying drawing uses using very simplified form and non-accurately ratio, only to convenience, lucidly aids in illustrating this hair
The purpose of bright embodiment.
Embodiment 1：
Referring to figs. 1 to Fig. 2, a kind of wastewater treatment equipment, including ozone oxidation reaction device 1, BAF reactor
2 and catalytic ozonation reactor 3；
The sidepiece lower end of ozone oxidation reaction device 1 sets the first air inlet 11, the first water inlet 12；Ozone oxidation reaction device
1 sidepiece upper end sets the first delivery port 13；The top of ozone oxidation reaction device 1 sets the first ozone breaker 15；First is smelly
The top of oxygen destructor 15 sets the first gas outlet 14；
The sidepiece lower end of BAF reactor 2 sets the second air inlet 21, the second water inlet 22；Aeration and biological is filtered
The sidepiece upper end of pond reactor 2 sets the second delivery port 23；Second supporting layer 27 is set in BAF reactor 2, the
The bottom of two supporting layers 27 is higher than the second water inlet 22, and the second air inlet 21 is arranged at the sidepiece of the second supporting layer 27；Second holds
Ask the top of layer 27 that biofilm packing layer 28 is set；
The sidepiece lower end of catalytic ozonation reactor 3 sets the 3rd air inlet 31, the 3rd water inlet 32；Ozone catalytic oxygen
The sidepiece upper end for changing reactor 3 sets the 3rd delivery port 33；The top of catalytic ozonation reactor 3 sets the 3rd ozone layer destroying
Device 35；The top of 3rd ozone breaker 35 sets the 3rd gas outlet 34；3rd support is set in catalytic ozonation reactor 3
Layer 37, the bottom of the 3rd supporting layer 37 is higher than the 3rd water inlet 32；The top of 3rd supporting layer 37 sets catalyst filling layer 38；
First delivery port 13 is connected with the second water inlet 22 by pipeline；Second delivery port 23 passes through with the 3rd water inlet 32
Pipeline connects；First gas outlet 14 is connected with the second air inlet 21 by pipeline；3rd gas outlet 34 and the second air inlet 21 are logical
Piping connects；First air inlet 11 is connected ozone generator respectively with the 3rd air inlet 31.
The wastewater treatment equipment of the present embodiment has the beneficial effect that：
In the present embodiment, waste water initially enters ozone oxidation reaction device 1, and waste water is pre-processed by ozone, improves
The biodegradability of waste water.
Then, waste water enters back into BAF reactor 2, by the microorganism of biofilm packing layer 28 in waste water
Organic matter carry out retention degraded.Now, because waste water has already passed through the processing of ozone, its biodegradability is improved, and
Containing do not utilize ozone gas after the processing of the first ozone breaker 15 and the 3rd ozone breaker 35, it is smelly in gas
The concentration of oxygen declines, and reduces destructive power of the ozone to microorganism, and the concentration of oxygen is lifted, and adds the activity of microorganism, from
And effectively raise degradation capability of the microorganism to organic matter.
Finally, waste water enters back into catalytic ozonation reactor 3, and the organic matter in waste water is further removed by ozone.
Wherein, catalyst can strengthen the mineralization ability of ozone, improve the ability of ozone organics removal.
In summary, the present embodiment improves the biodegradability of waste water by ozone, meanwhile, take full advantage of the remaining of ozone
Oxygen, oxygen is provided for the organic matter in microbial degradation waste water, reached and improved waste water treatment efficiency, the mesh of energy-saving and emission-reduction
's.
As preferable embodiment, for more preferable gas dispersion, increase the contact area of gas and waste water, improve useless
Water treatment efficiency, wastewater treatment equipment also include first gas diffuser 16, second gas diffuser 26, third gas diffuser
36；
First air inlet 11 is connected with the first gas diffuser 16 being arranged in ozone oxidation reaction device 1；Second air inlet
Mouth 21 is connected with the second gas diffuser 26 being arranged in BAF reactor 2；3rd air inlet 31 is with being arranged at
Third gas diffuser 36 in catalytic ozonation reactor 3 is connected.
As preferable embodiment, specifically, first gas diffuser 16, third gas diffuser 36 are microbubble gas
Diffuser, second gas diffuser 26 are air diffuser with sing-hole membranes or perforated pipe aerating regulation device.
As preferable embodiment, in order to ensure the operation steady in a long-term of biofilm packing layer 28, using air water back washing
Wash mode to be rinsed packing layer, the first regulating valve V1, the second water inlet 22 and the first regulation are set before the second water inlet 22
Backwash water inlet pipe a is set between valve V1, the second regulating valve V2, BAF reactor 2 are set on backwash water inlet pipe a
Sidepiece upper end backwash delivery port 20 is set, the 5th regulating valve V5 is set after backwashing delivery port 20, after the second delivery port 23
6th regulating valve V6 is set, the 7th regulating valve V7, the sidepiece lower end of BAF reactor 2 are set before the second air inlet 21
Also set up backwash air inlet 29.When being backwashed, the first regulating valve V1 is closed, the 6th regulating valve V6 is closed, closes the 7th
Regulating valve V7, open the second regulating valve V2, open the 5th regulating valve V5, cleaning fluid enters aeration life by backwashing water inlet pipe a
Thing filter tank reactor 2, is rinsed to biofilm packing layer 28, is finally discharged from backwash delivery port 20, air can also be from
Backwash air inlet 29 and enter BAF reactor 2, to improve the effect of cleaning.
As preferable embodiment, in order to ensure the peace of ozone oxidation reaction device 1 and BAF reactor 2
Entirely, blast pipe b is set on the pipeline between the first gas outlet 14 and the 3rd gas outlet 34, the 3rd regulating valve is set on blast pipe b
V3。
As preferable embodiment, in order to improve the treatment effeciency of waste water, biofilm packing layer 28 is ceramics filling layer
28, microorganism forms biomembrane using haydite as carrier in haydite superficial growth, and it is anti-that biofilm packing layer 28 accounts for BAF
Answer the 50%-65% of the volume of device 2.
As preferable embodiment, in order to improve the treatment effeciency of waste water, the catalyst in catalyst filling layer 38 has
Imitating composition includes manganese, nickel, the metal oxide of copper, and catalyst filling layer 38 accounts for the 40%- of the volume of catalytic ozonation reactor 3
60%.
As preferable embodiment, in order to improve the mixed of water inlet, the treatment effeciency of waste water, ozone oxidation are improved
The sidepiece lower end of reactor 1 sets gradually the first air inlet 11, the first water inlet 12 from the bottom to top；Catalytic ozonation reactor
3 sidepiece lower end sets gradually the 3rd air inlet 31, the 3rd water inlet 32 from the bottom to top.So, gas can rises to waste water
To the effect seethed.
Embodiment 2：
The technical scheme of the application method of the wastewater treatment equipment of the present embodiment is as follows：
A kind of application method of the wastewater treatment equipment of embodiment 1, comprises the following steps：
The first step, waste water enter ozone oxidation reaction device 1 from the first water inlet 12, as caused by ozone generator ozone from
First air inlet 11 enters ozone oxidation reaction device 1, and waste water is pre-processed；
Second step, waste water enters BAF reactor 2 from the second water inlet 22, by the first ozone breaker 15
And the 3rd the gas that handles of ozone breaker 35 enter BAF reactor 2 from the second air inlet 21, pass through biology
The microorganism of film packing layer 28 carries out retention degraded to the organic matter in waste water；
3rd step, waste water enters catalytic ozonation reactor 3 from the 3rd water inlet 32, smelly as caused by ozone generator
Oxygen enters catalytic ozonation reactor 3 from the 3rd air inlet 31, and the catalyst of ozone combined catalyst packing layer 38, which removes, to give up
Organic matter in water.
The application method of the wastewater treatment equipment of the present embodiment has the beneficial effect that：
In the present embodiment, waste water initially enters ozone oxidation reaction device 1, and waste water is pre-processed by ozone, improves
The biodegradability of waste water.
Then, waste water enters back into BAF reactor 2, by the microorganism of biofilm packing layer 28 in waste water
Organic matter carry out retention degraded.Now, because waste water has already passed through the processing of ozone, its biodegradability is improved, and
Containing do not utilize ozone gas after the processing of the first ozone breaker 15 and the 3rd ozone breaker 35, it is smelly in gas
The concentration of oxygen declines, and reduces destructive power of the ozone to microorganism, and the concentration of oxygen is lifted, and adds the activity of microorganism, from
And effectively raise degradation capability of the microorganism to organic matter.
Finally, waste water enters back into catalytic ozonation reactor 3, and the organic matter in waste water is further removed by ozone.
Wherein, catalyst can strengthen the mineralization ability of ozone, improve the ability of ozone organics removal.
In summary, the present embodiment improves the biodegradability of waste water by ozone, meanwhile, take full advantage of the remaining of ozone
Oxygen, oxygen is provided for the organic matter in microbial degradation waste water, reached and improved waste water treatment efficiency, the mesh of energy-saving and emission-reduction
's.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (9)
1. a kind of wastewater treatment equipment, it is characterised in that including ozone oxidation reaction device (1), BAF reactor
And catalytic ozonation reactor (3) (2)；
The sidepiece lower end of ozone oxidation reaction device (1) sets the first air inlet (11), the first water inlet (12)；Ozone oxidation reaction
The sidepiece upper end of device (1) sets the first delivery port (13)；The top of ozone oxidation reaction device (1) sets the first ozone breaker
(15)；The top of first ozone breaker (15) sets the first gas outlet (14)；
The sidepiece lower end of BAF reactor (2) sets the second air inlet (21), the second water inlet (22)；Aeration and biological
The sidepiece upper end of filter tank reactor (2) sets the second delivery port (23)；Second support is set in BAF reactor (2)
Layer (27), the bottom of the second supporting layer (27) are higher than the second water inlet (22), and the second air inlet (21) is arranged at the second supporting layer
(27) sidepiece；The top of second supporting layer (27) sets biofilm packing layer (28)；
The sidepiece lower end of catalytic ozonation reactor (3) sets the 3rd air inlet (31), the 3rd water inlet (32)；Ozone catalytic
The sidepiece upper end of oxidation reactor (3) sets the 3rd delivery port (33)；The top of catalytic ozonation reactor (3) sets the 3rd
Ozone breaker (35)；The top of 3rd ozone breaker (35) sets the 3rd gas outlet (34)；Catalytic ozonation reactor
(3) the 3rd supporting layer (37) is set in, and the bottom of the 3rd supporting layer (37) is higher than the 3rd water inlet (32)；3rd supporting layer (37)
Top set catalyst filling layer (38)；
First delivery port (13) is connected with the second water inlet (22) by pipeline；Second delivery port (23) and the 3rd water inlet (32)
Connected by pipeline；First gas outlet (14) is connected with the second air inlet (21) by pipeline；3rd gas outlet (34) and second
Air inlet (21) is connected by pipeline；First air inlet (11) is connected ozone generator respectively with the 3rd air inlet (31).
2. wastewater treatment equipment as claimed in claim 1, it is characterised in that also including first gas diffuser (16), second
Gaseous diffuser (26), third gas diffuser (36)；
First air inlet (11) is connected with the first gas diffuser (16) being arranged in ozone oxidation reaction device (1)；Second enters
Gas port (21) is connected with the second gas diffuser (26) being arranged in BAF reactor (2)；3rd air inlet
(31) it is connected with the third gas diffuser (36) being arranged in catalytic ozonation reactor (3).
3. wastewater treatment equipment as claimed in claim 2, it is characterised in that first gas diffuser (16), third gas expand
It is microbubble gas diffuser to dissipate device (36), and second gas diffuser (26) is air diffuser with sing-hole membranes or perforated pipe aerating regulation device.
4. wastewater treatment equipment as claimed in claim 1, it is characterised in that the first regulating valve is set before the second water inlet (22)
(V1) backwash water inlet pipe (a), is set between the second water inlet (22) and the first regulating valve (V1), backwashed on water inlet pipe (a)
Second regulating valve (V2) is set, and the sidepiece upper end of BAF reactor (2) sets backwash delivery port (20), backwash
Delivery port (20) sets the 5th regulating valve (V5) afterwards, and the second delivery port (23) sets the 6th regulating valve (V6), the second air inlet afterwards
(21) the 7th regulating valve (V7) is set before, and the sidepiece lower end of BAF reactor (2) also sets up backwash air inlet
(29)。
5. wastewater treatment equipment as claimed in claim 1, it is characterised in that the first gas outlet (14) and the 3rd gas outlet (34)
Between pipeline on blast pipe (b) is set, the 3rd regulating valve (V3) is set on blast pipe (b).
6. wastewater treatment equipment as claimed in claim 1, it is characterised in that biofilm packing layer (28) is ceramics filling layer
(28), microorganism forms biomembrane using haydite as carrier in haydite superficial growth, and biofilm packing layer (28) accounts for aeration and biological filter
The 50%-65% of pond reactor (2) volume.
7. wastewater treatment equipment as claimed in claim 1, it is characterised in that the catalyst in catalyst filling layer (38) is effective
Composition includes manganese, nickel, the metal oxide of copper, and catalyst filling layer (38) accounts for catalytic ozonation reactor (3) volume
40%-60%.
8. wastewater treatment equipment as claimed in claim 1, it is characterised in that the sidepiece lower end of ozone oxidation reaction device (1) by
Under supreme set gradually the first air inlet (11), the first water inlet (12)；The sidepiece lower end of catalytic ozonation reactor (3) by
Under supreme set gradually the 3rd air inlet (31), the 3rd water inlet (32).
A kind of 9. application method of wastewater treatment equipment as described in claim 1-8 any one, it is characterised in that including with
Lower step：
The first step, waste water enter ozone oxidation reaction device (1) from the first water inlet (12), as caused by ozone generator ozone from
First air inlet (11) enters ozone oxidation reaction device (1), and waste water is pre-processed；
Second step, waste water enters BAF reactor (2) from the second water inlet (22), by the first ozone breaker
(15) and the 3rd ozone breaker (35) processing gas enter BAF reactor from the second air inlet (21)
(2) retention degraded, is carried out to the organic matter in waste water by the microorganism of biofilm packing layer (28)；
3rd step, waste water enters catalytic ozonation reactor (3) from the 3rd water inlet (32), smelly as caused by ozone generator
Oxygen enters catalytic ozonation reactor (3), the catalyst of ozone combined catalyst packing layer (38) from the 3rd air inlet (31)
Remove the organic matter in waste water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710849119.XA CN107555715A (en) | 2017-09-20 | 2017-09-20 | A kind of wastewater treatment equipment and its application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710849119.XA CN107555715A (en) | 2017-09-20 | 2017-09-20 | A kind of wastewater treatment equipment and its application method |
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| Publication Number | Publication Date |
|---|---|
| CN107555715A true CN107555715A (en) | 2018-01-09 |
Family
ID=60981520
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| CN201710849119.XA Pending CN107555715A (en) | 2017-09-20 | 2017-09-20 | A kind of wastewater treatment equipment and its application method |
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| CN (1) | CN107555715A (en) |
Citations (5)
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