CN207361859U - Catalytic wet oxidation administers the device of sulfur acid organic wastewater - Google Patents
Catalytic wet oxidation administers the device of sulfur acid organic wastewater Download PDFInfo
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- CN207361859U CN207361859U CN201721151682.1U CN201721151682U CN207361859U CN 207361859 U CN207361859 U CN 207361859U CN 201721151682 U CN201721151682 U CN 201721151682U CN 207361859 U CN207361859 U CN 207361859U
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- sulfuric acid
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- catalysis oxidizing
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Abstract
The utility model provides the device that a kind of catalytic wet oxidation administers sulfur acid organic wastewater, and for handling the waste water containing sulfuric acid and organic matter at the same time, which has the wastewater storage tank of unicom, heating tower, catalysis oxidizing tower, tail washings tank successively.React the device that is related to and pipeline inner wall be all made of resistance to sulfuric acid material, preset the metallic catalyst not chemically reacted with sulfuric acid in the catalytic oxidation chamber inside catalysis oxidizing tower.To the oxidation reaction ratio of organic matter more thoroughly, sulfuric acid is recycled utilization to the utility model, saves consumption of raw materials, and the processing quality benefit reason of waste water is efficient.
Description
Technical field
It the utility model is related to the purifying processing device of organic wastewater.
Background technology
There are the organic substance such as hydro carbons, aldehyde, ketone, alcohol, carboxylic acid, lipid in organic wastewater, inorganic acid, alkali are also mixed with sometimes
Or salt.Its purification treatment technology has absorption method, biological degradation method, way of distillation etc..
The also catalytic oxidation of organic substance, refers under certain pressure and temperature conditionss, using metal material as catalysis
For oxidant in the case of agent, such as Pt, Pd, Ni, Cu exist and with air, oxygen, ozone etc., organic substance aoxidize anti-
Should, including " oxygenation ", " dehydrogenation " two aspect.But some organic matters, such as carboxylic acid are not acted on.
When organic substance is present in aqueous solution, it can be handled using Wet Catalytic Oxidation Method.But work as aqueous solution
In also exist acid, alkali, salt when Multiple components, the method just without maturation application technology.
It is a kind of based on Wet Catalytic Oxidation Method processing that the invention that number of patent application is 2010102739908 belongs to field of environment protection
One of the method that waste water is cleaned in tank container, its technical characteristics are that the technology utilization oil separator and filtering pre-process, are wet
Formula catalytic oxidation, the regenerated integrated technology of activated carbon adsorption administer chemical industry bulk bin cleaning waste water, realize combination innovation.To not
The multiple types waste water of disconnected change is adaptable, and processing procedure does not produce sludge, cannot degrade to organic wastewater with high concentration or biochemical process
Compound various cleaning organic wastewaters, COD and NH3-N removal rates can reach more than 95%, it is no longer necessary to post-processed,
Only through single treatment i.e. up to reuse standard.The processing mode that the processing is related to is excessive, and flow is longer, and equipment investment is larger.
The invention that number of patent application is 2007101507920 belongs to that a kind of processing of catalytic wet oxidation of field of environment protection is highly concentrated to be had
The technique of machine waste water.Technical characteristics are to be prepared for solid special-purpose catalyst first, and the catalyst is to handling a variety of organic wastes
Water is respectively provided with good catalytic performance, and of low cost；It exists with solid-state, easier with the separation of waste water, can simplify place
Manage flow.The treatment process is under conditions of certain temperature (170~300 DEG C) and pressure (1.0~10MPa), utilizes oxidation
Agent carries out the pollutants such as the COD in high-concentration industrial organic waste water, ammonia, cyanogen the advanced treating of catalysis oxidation decomposition.The technique
Be not suitable for handling acid-bearing wastewater.
The content of the invention
Purpose of utility model：
It is all very easy to provide a kind of apparatus and process, sulfuric acid is recycled utilization, and organic matter is purified the wet of degradation treatment
Formula catalysis oxidation administers the device of acidic organic wastewater.
Technical solution：
The catalytic wet oxidation that the utility model is related to administers the device of acidic organic wastewater, contains sulphur at the same time for handling
The waste water of acid and organic matter, the device according to waste water flow, have successively the wastewater storage tank of unicom, heating tower, catalysis oxidizing tower,
Tail washings tank.
Circulation heating tube and circulating pump can be connected between heating tower and catalysis oxidizing tower, is realized to useless in reaction
Water carries out circulating-heating.Device and pipeline inner wall that reaction is related to all are made of the materials of resistance to sulfuric acid.
Catalysis oxidizing tower has waterwater entrance, waste water loop exit（Unicom circulation heating tube, after being heated into heating tower
Enter catalysis oxidizing tower from waterwater entrance again）, internal catalytic oxidation chamber, air supply mouth（Supplement the sky containing oxygen
Gas）, clean gas outlet（For discharging the carbon dioxide and vapor that are generated after catalytic oxidation）, tail washings outlet（For catalysis
The liquid product outflow formed after oxidation）.
The metallic catalyst for promoting oxidation reaction is preset in catalytic oxidation chamber, it is not 50-85%'s with concentration to select
The metallic catalyst that sulfuric acid is chemically reacted, and it is only involved in the catalytic oxidation process of organic matter.It is preferred that granular gold
The catalyst of category or alloy, preferably Pt metal, Au or Cu.Waste water catalysis oxidation temperature therein reaches 165 ~ 260 DEG C, is catalyzed oxygen
When the time 2-3 of change is small so that more thoroughly, organic substance is substantially by oxidative degradation for oxidation reaction ratio.
Tail washings exports unicom tail washings tank, has precipitation or filtration apparatus in tail washings tank, precipitates or filter out metal catalytic
Agent, remaining taphole connect and enter sulfuric acid storage tank.
Wastewater storage tank can be connected with（65-75%）Waste Sulfuric Acid device for supplying, when the sulfuric acid content in organic wastewater is less than
Fed when 50%.
Waste Sulfuric Acid device for supplying during sulfuric acid storage tank can connect, the sulfuric acid in sulfuric acid storage tank can be as in device for supplying
Sulfuric acid source or separately recycling use.
Negative pressure device can be connected in catalytic oxidation chamber so that the purified gas of generation is discharged as early as possible, particularly convenient for discharge
More vapor so that sulfuric acid concentration rises to 70-85% in tail washings.
It is preferred that there are two catalysis oxidizing towers, two heating towers, two circulating pumps and circulation line, using two-stage catalysis oxidation
Device causes waste water increased retention in catalysis oxidizing tower, and oxidation is more thorough.Go out in the tail washings of first catalysis oxidizing tower
The waterwater entrance of mouth the second catalysis oxidizing tower of unicom, the tail washings outlet connection tail washings tank of the second catalysis oxidizing tower.
During using two-stage catalysis oxidizing tower, due to and reaction organic concentration it is larger, reaction speed is very fast.Level-one is followed
The rate of pumping of ring pump is slower, and firing rate is relatively low.The rate of pumping of secondary cycle pump is very fast（By Frequency Converter Control）, heating temperature
Degree is higher so that the gaseous products discharge capacity of two-stage reaction is close, the parts in uniform use device.Or steam gasification
More, tail washings is concentrated.
Beneficial effect：
The part of appliance of the utility model is less, and flow is shorter, and manufacture cost is relatively low, convenient for installation and maintenance.Reaction temperature
Relatively low, reaction pressure is normal pressure or smaller negative pressure, and energy consumption is smaller, and security is higher.The sulfuric acid solution that catalyst and reaction obtain
It may be reused, save consumption of raw materials.So that the sulfuric acid acid solution and substantial amounts of organic substance in waste water are synchronously purified place
Reason, the treatment effeciency of waste water is high, and improvement amount is big, good purification.
Brief description of the drawings
Fig. 1 is an apparatus structure and process flow diagram of the utility model；
In figure, 1- wastewater storage tanks or pipeline, 2- sulfuric acid supply tan, 3- heating towers, 4- catalysis oxidizing towers, 5- circulating pumps, 6-
Second level catalysis oxidizing tower, 7- second level heating tower, 8- second level circulating pump, 9- tail washings tanks.
Embodiment
Catalytic wet oxidation as shown in Figure 1 administers the device of sulfur acid organic wastewater, according to waste water flow, has successively
Wastewater storage tank, heating tower, catalysis oxidizing tower, the tail washings tank of unicom（And with two catalysis oxidizing towers, two heating towers, two
A circulating pump and circulation line, in the waterwater entrance of tail washings outlet the second catalysis oxidizing tower of unicom of catalysis oxidizing tower, second urges
Change the tail washings outlet connection tail washings tank of oxidizing tower）.Catalysis oxidizing tower has waterwater entrance, waste water loop exit, internal catalysis
Oxidation reaction chamber, air supply mouth, clean gas outlet, tail washings outlet.It is all resistance to sulfuric acid to react the device being related to and pipeline inner wall
Material be made, preset in catalytic oxidation chamber with concentration be 50-85% sulfuric acid do not chemically reacted it is granular
Pt metal, Au or Cu or their alloy catalyst.
Tail washings exports unicom tail washings tank, has precipitation or filtration apparatus in tail washings tank, precipitates or filter out metal catalytic
Agent, remaining solution connection sulfuric acid storage tank.
Circulation heating tube and circulating pump can be connected between heating tower and catalysis oxidizing tower, is realized to useless in reaction
Water carries out circulating-heating.
Wastewater storage tank is connected with Waste Sulfuric Acid device for supplying, sulfuric acid storage tank connection Waste Sulfuric Acid device for supplying.
Claims (6)
1. a kind of catalytic wet oxidation administers the device of sulfur acid organic wastewater, according to waste water flow, with the useless of unicom successively
Water storage tank, heating tower, catalysis oxidizing tower, tail washings tank；Catalysis oxidizing tower has waterwater entrance, waste water loop exit, internal urges
Oxidation chamber, air supply mouth, clean gas outlet, tail washings outlet；
It is characterized in that：React the device that is related to and pipeline inner wall be all made of resistance to sulfuric acid material, in catalytic oxidation chamber
Preset the metallic catalyst not chemically reacted with concentration for the sulfuric acid of 50-85%；
Tail washings exports unicom tail washings tank, has precipitation or filtration apparatus, remaining taphole connection sulfuric acid storage tank in tail washings tank.
2. catalytic wet oxidation as claimed in claim 1 administers the device of sulfur acid organic wastewater, it is characterised in that：Heating tower
Circulation heating tube and circulating pump are connected between catalysis oxidizing tower.
3. catalytic wet oxidation as claimed in claim 1 administers the device of sulfur acid organic wastewater, it is characterised in that：Catalyst
For granular Pt metal, Au or Cu or their alloy catalyst.
4. catalytic wet oxidation as claimed in claim 1 administers the device of sulfur acid organic wastewater, it is characterised in that：Waste water stores up
Tank is connected with Waste Sulfuric Acid device for supplying.
5. catalytic wet oxidation as claimed in claim 1 administers the device of sulfur acid organic wastewater, it is characterised in that：Sulfuric acid stores up
Tank connects Waste Sulfuric Acid device for supplying.
6. the catalytic wet oxidation as described in claim 1,2,3,4 or 5 administers the device of sulfur acid organic wastewater, its feature exists
In：With two catalysis oxidizing towers, two heating towers, two circulating pumps and circulation line, in the tail of first catalysis oxidizing tower
Liquid exports the waterwater entrance of the second catalysis oxidizing tower of unicom, the tail washings outlet connection tail washings tank of the second catalysis oxidizing tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721151682.1U CN207361859U (en) | 2017-09-10 | 2017-09-10 | Catalytic wet oxidation administers the device of sulfur acid organic wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721151682.1U CN207361859U (en) | 2017-09-10 | 2017-09-10 | Catalytic wet oxidation administers the device of sulfur acid organic wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207361859U true CN207361859U (en) | 2018-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721151682.1U Active CN207361859U (en) | 2017-09-10 | 2017-09-10 | Catalytic wet oxidation administers the device of sulfur acid organic wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207361859U (en) |
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2017
- 2017-09-10 CN CN201721151682.1U patent/CN207361859U/en active Active
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