CN106242114A - A kind of high-concentration organic industrial waste water processing system and processing method - Google Patents
A kind of high-concentration organic industrial waste water processing system and processing method Download PDFInfo
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- CN106242114A CN106242114A CN201610715669.8A CN201610715669A CN106242114A CN 106242114 A CN106242114 A CN 106242114A CN 201610715669 A CN201610715669 A CN 201610715669A CN 106242114 A CN106242114 A CN 106242114A
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- waste water
- industrial waste
- concentration organic
- agitating device
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- 239000010842 industrial wastewater Substances 0.000 title claims abstract description 21
- 238000003672 processing method Methods 0.000 title abstract description 3
- 230000003647 oxidation Effects 0.000 claims abstract description 30
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 27
- 239000003054 catalyst Substances 0.000 claims abstract description 26
- 238000005189 flocculation Methods 0.000 claims abstract description 19
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 10
- 238000005276 aerator Methods 0.000 claims abstract description 7
- 238000004062 sedimentation Methods 0.000 claims abstract description 7
- 238000010979 pH adjustment Methods 0.000 claims abstract description 4
- 239000007790 solid phase Substances 0.000 claims abstract description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 49
- 229910052593 corundum Inorganic materials 0.000 claims description 42
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000000126 substance Substances 0.000 claims description 26
- 239000000243 solution Substances 0.000 claims description 23
- 239000004964 aerogel Substances 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 12
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 239000002585 base Substances 0.000 claims description 8
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims description 8
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 8
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 6
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- 239000000701 coagulant Substances 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000005352 clarification Methods 0.000 claims description 4
- 238000005470 impregnation Methods 0.000 claims description 4
- 239000012071 phase Substances 0.000 claims description 4
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 239000003814 drug Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000001294 propane Substances 0.000 claims description 3
- 238000000352 supercritical drying Methods 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 2
- 229940079593 drug Drugs 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- 229910017610 Cu(NO3) Inorganic materials 0.000 claims 2
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- 239000010949 copper Substances 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 7
- 239000007800 oxidant agent Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 231100000053 low toxicity Toxicity 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- MOMKYJPSVWEWPM-UHFFFAOYSA-N 4-(chloromethyl)-2-(4-methylphenyl)-1,3-thiazole Chemical compound C1=CC(C)=CC=C1C1=NC(CCl)=CS1 MOMKYJPSVWEWPM-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004531 microgranule Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000019983 sodium metaphosphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 229910003158 γ-Al2O3 Inorganic materials 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0209—Impregnation involving a reaction between the support and a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0213—Preparation of the impregnating solution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The present invention discloses a kind of high-concentration organic industrial waste water processing system, it is characterised in that: include the Heterogeneous oxidation bed being sequentially connected with inlet channel, one sink pond, pH regulator pond, coagulation-flocculation sedimentation tank and second pond；Described Heterogeneous oxidation bed bottom is provided with bottom catalysis oxidation bed agitating device, pH regulator pond to be provided with bottom pH adjustment agitating device, coagulation-flocculation sedimentation tank and is provided with coagulation-flocculation agitating device；Described catalysis oxidation bed agitating device, pH adjustment agitating device and coagulation-flocculation agitating device connect aerator by pipeline；The heterogeneous Cu-series catalyst CuO/C Al of solid phase it is provided with in described Heterogeneous oxidation bed2O3.Present invention additionally comprises a kind of method for treating high-concentration organic industrial waste water.High-concentration organic industrial waste water processing system of the present invention and processing method, have reduction mud generation amount, raising oxidation efficiency, reduce the advantages such as operating cost solution catalytic bed hardens.
Description
Technical field
The present invention relates to field of waste water treatment, particularly to a kind of high-concentration organic industrial waste water processing system and process side
Method.
Background technology
High concentrated organic wastewater is typically derived from the industry such as chemical industry, food processing, and biodegradability is poor, and direct biochemical effects is not
Good, the processing system time of staying is long, fluctuation of service.Existing engineering in general uses Fenton oxidation technique, weak electrolysis mechanism and electricity
Solving technique: Fenton oxidation technique is liquid phase due to reaction condition, medicament usage amount is big, and oxidation is less thorough, and efficiency is low, mud
Generation amount is big.Weak electrolysis mechanism is gentleer due to reaction condition, and oxidation is not thorough, and treatment effeciency is low；Electrolysis process is due to anode
Dissolving, operating cost is high, is not promoted at present.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of high-concentration organic industrial waste water processing system and process
Method, will have the Organic substance of difficult degradation in waste water, direct oxidation is decomposed, to reach to improve the biodegradability of waste water, the most significantly
Reduce the COD of waste water, effectively reduce the time of staying of processing system.
For reaching above-mentioned purpose, the technical scheme that the present invention proposes is: a kind of high-concentration organic industrial waste water processing system,
It is characterized in that: include the Heterogeneous oxidation bed being sequentially connected with inlet channel, one sink pond, pH regulator pond, coagulation-flocculation precipitation
Pond and second pond；Also include strong acid solution chemicals dosing plant, H2O2Chemicals dosing plant, strong base solution chemicals dosing plant, coagulant dosing dress
Put, flocculant chemicals dosing plant and aerator；Described strong acid solution chemicals dosing plant, H2O2Chemicals dosing plant connects inlet channel；Highly basic
Solution chemicals dosing plant connects pH regulator pond；Coagulant drug-adding device and flocculant chemicals dosing plant connect coagulation-flocculation pond；Described
Heterogeneous oxidation bed bottom is provided with bottom catalysis oxidation bed agitating device, pH regulator pond and is provided with pH adjustment agitating device, coagulation wadding
It is provided with coagulation-flocculation agitating device bottom solidifying sedimentation tank；Described catalysis oxidation bed agitating device, pH adjust agitating device and mix
Flocks is coagulated agitating device and is connected aerator by pipeline；The heterogeneous copper system catalysis of solid phase it is provided with in described Heterogeneous oxidation bed
Agent CuO/C-Al2O3。
Preferably, described heterogeneous Cu-series catalyst CuO/C-Al2O3Impregnation-calcination method is used to make.Concrete preparation
Method is:
Further, described heterogeneous Cu-series catalyst CuO/C-Al2O3Preparation method comprises the steps:
Step 1: by aluminum chloride crystals body, water, ethanol, expoxy propane, between them, mass ratio is 1: 45-50: 9-10:
10-13, uniform stirring, obtain the alumina sol solution of clarification；
Step 2: adding formaldehyde, resorcinol, wherein formaldehyde addition is the alumina sol solution quality of clarification
2/3, resorcinol is the 1/3 of clear alumina sol solution quality, stir, obtain RF/Al2O3Composite aerogel colloidal sol
Solution；
Step 3: the most again with carbon fiber felt compound reaction to collosol and gel, recycles CO2Supercritical drying is to sample
Process, finally sample is carried out high-temperature heat treatment under argon or helium inert gas shielding, obtain carbon fiber felt and strengthen
C-Al2O3Composite aerogel powder；
Step 4: according to Cu (NO3) 6H2The water absorption of O prepares the saturated aqueous solution of Cu (NO3) 6H2O, by solution by
It is added dropwise to C-Al2O3In composite aerogel powder, wherein every 1gC-Al2O3Cu (the NO added in composite aerogel powder3)·
6H2The saturated aqueous solution of O is 1m, is stirred continuously and is allowed to dipping uniformly；Again by standing, being dried, after roasting CuO/C-Al2O3
Catalyst.
Preferably, described in step 4 again by standing, being dried, after roasting CuO/C-Al2O3The process of catalyst is: room
Being dried 8-10h under the conditions of 110 DEG C after the lower 12-14h of standing of temperature, be then placed in Muffle furnace and carry out roasting, the process of roasting is,
Being heated to 800 DEG C from room temperature, heating rate is 10 DEG C/min, and every 100 DEG C keep 1h, thus obtain CuO/C-Al2O3Catalysis
Agent.
Preferably, the C-Al described in step 42O3The method of testing of water absorption be: take 1g C-Al2O3In crucible, so
After be added dropwise over deionized water, when carrier is just by thorough impregnation, the amount of deionized water that record uses, i.e. obtain 1gC-
Al2O3Water absorption.
Preferably, also include CuO/C-Al2O3Catalyst carries out the step solidified, and described curing schedule is for by adding
Add Ludox, sodium hexameta phosphate and water, Ludox, sodium hexameta phosphate and water quality than for 1.8-2:3:58-60, Ludox, six
The addition of Polymeric sodium metaphosphate. and water is for can be totally submerged CuO/C-Al2O3Catalyst base, has reached CuO/C-Al2O3?
Grain carries out the bonding and purpose of solidification.
Preferably, described inlet channel is provided with pH pipe-line mixer, H2O2Pipe-line mixer.
Present invention additionally comprises a kind of method for treating high-concentration organic industrial waste water, it is characterised in that: use above-mentioned high concentration
Organic industrial sewage processing system processes.
Use technique scheme, high-concentration organic industrial waste water processing system of the present invention and use this system
High concentration organic process method of wastewater treatment, by heterogeneous Cu-series catalyst CuO/C-Al2O3Catalyzing and strong oxidizing agent H2O2Produce
A large amount of OH-, make the oxidation operation of macromole difficult degradation be degraded to low toxicity or nontoxic small-molecule substance, and by coagulation with
Flocculation technique removes a large amount of pollutant of high concentrated organic wastewater, and the COD clearance of this system is up to more than 70%；With homogeneous
Fenton oxidation technique, catalyst CuO/C-Al2O3Use solid phase, oxidant H2O2For liquid phase after mixing with waste water, catalytic bed stirs
Device is pneumatic stirring, the cementing skeletal porous of heterogeneous Cu-series catalyst, with the oxidant H of liquid phase2O2There is sufficient contact surface
Long-pending, catalytic effect has more efficiency；Have the advantage that for: reduce mud generation amount, improve oxidation efficiency, reduce operating cost solution
Certainly catalytic bed hardens problem etc..
Accompanying drawing explanation
Fig. 1 is high-concentration organic industrial waste water processing system schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention, the present invention will be further described.
1) prepared by catalyst
Step 1: by aluminum chloride crystals body 1g, water 45g, ethanol 9g, expoxy propane 10g, uniform stirring, obtain the oxygen of clarification
Change Alumina gel solution；
Step 2: add formaldehyde 43.3g, resorcinol 21.6g, stir, obtain RF/Al2O3Composite aerogel is molten
Sol solution；
Step 3: the most again with carbon fiber felt compound reaction to collosol and gel, recycles CO2Supercritical drying is to sample
Process, finally sample is carried out high-temperature heat treatment under argon or helium inert gas shielding, obtain carbon fiber felt and strengthen
C-Al2O3Composite aerogel；
Step 4: take 1g C-Al2O3In crucible, then it is added dropwise over deionized water, when carrier is just by thorough impregnation
Time, the amount of the deionized water that record uses, i.e. obtain the water absorption of 1g γ-Al2O3, prepare according to the quality of water absorption and carrier
Cu (NO3) the 6H2O aqueous solution of certain volume and concentration, is added dropwise to a certain amount of C-Al by solution2O3Composite aerogel
In powder, every 1gC-Al2O3Cu (the NO added in composite aerogel powder3)·6H2The saturated aqueous solution of O is 1m, is stirred continuously
It is allowed to dipping uniformly；Again by being dried 8-10h after left at room temperature 12-14h under the conditions of 110 DEG C, then it is placed in Muffle furnace
Carrying out roasting, the process of roasting is, is heated to 800 DEG C from room temperature, and heating rate is 10 DEG C/min, and every 100 DEG C keep 1h, from
And obtain CuO/C-Al2O3Catalyst.
C-Al described in step 42O3The method of testing of water absorption be: take 1gC-Al2O3In crucible, the most dropwise add
Enter deionized water, when carrier is just by thorough impregnation, the amount of the deionized water that record uses, i.e. obtain 1gC-Al2O3Water suction
Amount.
2) catalyst cured
Also include CuO/C-Al2O3Catalyst carries out the step solidified, and described curing schedule is by adding Ludox
And sodium hexameta phosphate, Ludox, sodium hexameta phosphate and water quality are than for 2:3:58, the addition of Ludox, sodium hexameta phosphate and water
Amount is for can be totally submerged CuO/C-Al2O3Catalyst base, has reached CuO/C-Al2O3Granule carries out bonding and solidification
Purpose.After solidification, the cementation of product by reacting with each other between each component, makes to consolidate and formed between copper system catalytic materials granule
There is some strength, be resistant to acid water and corrode, and have the cementing skeleton of the microgranule of certain conductive capability, thus suppress collapsing of bed
Fall into, increase the service life and the time, and by pneumatic stirring, remove catalyst surface and form dirt, finally solve to harden to ask
Topic.
As it is shown in figure 1, high-concentration organic industrial waste water processing system of the present invention, it includes depending on inlet channel 11
Secondary connected Heterogeneous oxidation bed 1, sinks pond 2, pH regulator pond 3, coagulation-flocculation sedimentation tank 4 and second pond 5；Also include that strong acid is molten
Liquid chemicals dosing plant 12, H2O2Chemicals dosing plant 13, strong base solution chemicals dosing plant 14, coagulant drug-adding device 15, flocculant chemicals dosing plant
16 and aerator 17；Described strong acid solution chemicals dosing plant 12, H2O2Chemicals dosing plant 13 connects inlet channel 11；Strong base solution adds
Medicine device 14 connects pH regulator pond 3；Coagulant drug-adding device 15 and flocculant chemicals dosing plant 16 connect coagulation-flocculation pond 4；Described
Heterogeneous oxidation bed 1 bottom be provided with catalysis oxidation bed agitating device 9, pH regulator pond 3 bottom be provided with pH adjust agitating device 18,
Coagulation-flocculation agitating device 19 it is provided with bottom coagulation-flocculation sedimentation tank 4；Described catalysis oxidation bed agitating device 9, pH adjust and stir
Mix device 18 and coagulation-flocculation agitating device 19 connects aerator 16 by pipeline；It is provided with solid in described Heterogeneous oxidation bed 1
The heterogeneous Cu-series catalyst CuO/C-Al of phase2O310。
4) result of implementation
Native system is with heterogeneous Cu-series catalyst CuO/C-Al2O3Catalyzing and strong oxidizing agent H2O2 produces a large amount of OH-, make big point
The oxidation operation of sub-difficult degradation is degraded to low toxicity or nontoxic small-molecule substance, and removes height by coagulation with flocculation technique
A large amount of pollutant of concentration organic wastewater, the COD clearance of this system is up to more than 70%.
Although specifically showing and describe the present invention in conjunction with preferred embodiment, but those skilled in the art should be bright
In vain, in the spirit and scope of the present invention limited without departing from appended claims, in the form and details to this
Bright make a variety of changes, be protection scope of the present invention.
Claims (8)
1. a high-concentration organic industrial waste water processing system, it is characterised in that: include being sequentially connected with inlet channel non-all
Phase oxidation bed, one sink pond, pH regulator pond, coagulation-flocculation sedimentation tank and second pond；Also include strong acid solution chemicals dosing plant, H2O2Add
Medicine device, strong base solution chemicals dosing plant, coagulant drug-adding device, flocculant chemicals dosing plant and aerator；Described strong acid solution
Chemicals dosing plant, H2O2Chemicals dosing plant connects inlet channel；Strong base solution chemicals dosing plant connects pH regulator pond；Coagulant drug-adding device
Coagulation-flocculation pond is connected with flocculant chemicals dosing plant；Described Heterogeneous oxidation bed bottom be provided with catalysis oxidation bed agitating device,
It is provided with bottom pH regulator pond bottom pH adjustment agitating device, coagulation-flocculation sedimentation tank and is provided with coagulation-flocculation agitating device；Described
Catalysis oxidation bed agitating device, pH adjust agitating device and coagulation-flocculation agitating device connects aerator by pipeline；Described
The heterogeneous Cu-series catalyst CuO/C-Al of solid phase it is provided with in Heterogeneous oxidation bed2O3。
A kind of high-concentration organic industrial waste water processing system the most according to claim 1, it is characterised in that: described non-all
Phase Cu-series catalyst CuO/C-Al2O3Impregnation-calcination method is used to make.
A kind of high-concentration organic industrial waste water processing system the most according to claim 2, it is characterised in that: described non-all
Phase Cu-series catalyst CuO/C-Al2O3Preparation method comprises the steps:
Step 1: by aluminum chloride crystals body, water, ethanol, expoxy propane, between them, mass ratio is 1: 45-50: 9-10: 10-13,
Uniform stirring, obtains the alumina sol solution of clarification；
Step 2: adding formaldehyde, resorcinol, wherein formaldehyde addition is the 2/3 of the alumina sol solution quality clarified,
Resorcinol is the 1/3 of clear alumina sol solution quality, stir, obtain RF/Al2O3Composite aerogel colloidal sol is molten
Liquid；
Step 3: the most again with carbon fiber felt compound reaction to collosol and gel, recycles CO2Supercritical drying to sample at
Reason, finally carries out high-temperature heat treatment under argon or helium inert gas shielding to sample, obtains carbon fiber felt and strengthens C-Al2O3
Composite aerogel powder；
Step 4: according to Cu(NO3) 6H2The water absorption of O prepares Cu(NO3) saturated aqueous solution of 6H2O, solution is added dropwise over
To C-Al2O3In composite aerogel powder, wherein every 1gC-Al2O3The Cu(NO added in composite aerogel powder3) 6H2O's is full
It is 1m with aqueous solution, is stirred continuously and is allowed to dipping uniformly；Again by standing, being dried, after roasting CuO/C-Al2O3Catalyst.
A kind of high-concentration organic industrial waste water processing system the most according to claim 1, it is characterised in that: described in step 4
Again by standing, being dried, after roasting CuO/C-Al2O3The process of catalyst is: at 110 DEG C after left at room temperature 12-14h
Under the conditions of be dried 8-10h, be then placed in Muffle furnace and carry out roasting, the process of roasting is, is heated to 800 DEG C from room temperature, rise
Temperature speed is 10 DEG C/min, and every 100 DEG C keep 1h, thus obtain CuO/C-Al2O3Catalyst.
A kind of high-concentration organic industrial waste water processing system the most according to claim 1, it is characterised in that: described in step 4
C-Al2O3The method of testing of water absorption be: take 1g C-Al2O3In crucible, then it is added dropwise over deionized water, works as carrier
Time just by thorough impregnation, the amount of the deionized water that record uses, i.e. obtain 1gC-Al2O3Water absorption.
A kind of high-concentration organic industrial waste water processing system the most according to claim 1, it is characterised in that: it is right also to include
CuO/C- Al2O3Catalyst carries out the step solidified, described curing schedule be by add Ludox, sodium hexameta phosphate and
Water, Ludox, sodium hexameta phosphate and water quality are than for 1.8-2:3:58-60, and the addition of Ludox, sodium hexameta phosphate and water is
CuO/C-Al can be totally submerged2O3Catalyst base, has reached CuO/C-Al2O3Granule carries out the bonding and purpose of solidification.
A kind of high-concentration organic industrial waste water processing system the most according to claim 1, it is characterised in that: described water inlet
Pipeline is provided with pH pipe-line mixer, H2O2Pipe-line mixer.
8. a method for treating high-concentration organic industrial waste water, it is characterised in that: use claim 1-7 any claim institute
The high-concentration organic industrial waste water processing system stated processes.
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