CN107963739A - A kind of processing system and its method of the waste water of heterogeneous system containing ammonia - Google Patents
A kind of processing system and its method of the waste water of heterogeneous system containing ammonia Download PDFInfo
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- CN107963739A CN107963739A CN201711210908.5A CN201711210908A CN107963739A CN 107963739 A CN107963739 A CN 107963739A CN 201711210908 A CN201711210908 A CN 201711210908A CN 107963739 A CN107963739 A CN 107963739A
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- ammonia
- gas
- waste water
- liquid
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 358
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 180
- 239000002351 wastewater Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000012545 processing Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000002407 reforming Methods 0.000 claims abstract description 20
- 230000003197 catalytic effect Effects 0.000 claims abstract description 16
- 230000001590 oxidative effect Effects 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- 239000005416 organic matter Substances 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- 238000004064 recycling Methods 0.000 claims abstract description 7
- 238000011084 recovery Methods 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 61
- 238000006555 catalytic reaction Methods 0.000 claims description 15
- 230000003647 oxidation Effects 0.000 claims description 15
- 238000007254 oxidation reaction Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000005276 aerator Methods 0.000 claims description 6
- 230000001351 cycling effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000012074 organic phase Substances 0.000 claims description 6
- 238000003672 processing method Methods 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000012071 phase Substances 0.000 claims description 4
- 239000008346 aqueous phase Substances 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000003317 industrial substance Substances 0.000 claims description 3
- 239000012044 organic layer Substances 0.000 claims description 3
- 238000005191 phase separation Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 229910002012 Aerosil® Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009615 deamination Effects 0.000 description 1
- 238000006481 deamination reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8634—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The present invention relates to a kind of processing system and its method of the waste water of heterogeneous system containing ammonia, including aeroge reforming apparatus, liquid separating appts, ammonia separator, heater and ammonia catalytic oxidizing equipment, the aeroge reforming apparatus will contain the heterogeneous waste water of ammonia by pipeline and be sent into liquid separating appts, after placing and being layered, bottom ammonia-containing water carries out air lift by ammonia by being separated in aqueous systems by pipeline into ammonia separator, ammonia after separation enters ammonia catalytic oxidizing equipment after being heated to certain temperature into heater, under catalyst action, ammonia reacts with oxygen to form nitrogen and water, it is achieved thereby that the harmless treatment of ammonia.Present invention design is reasonable, technique is simple, practical, processing requirement of the satisfaction containing ammonia, the heterogeneous waste water of organic matter that can be good, not only greatly reduce intractability, and realize the recycling of material, in combination with good energy recovery utilizing system, processing cost is also greatly reduced.
Description
【Technical field】
The present invention relates to a kind of processing system and its method of the waste water of heterogeneous system containing ammonia, belongs to aerosil modification
Technical field.
【Background technology】
A kind of aerosil thermal insulation material low, light, nontoxic as thermal conductivity factor, has a vast market prospect,
It is common hydrophobic to change but the stability of properties of product can be ensured by needing to carry out it silicic acid anhydride in process of producing product
Property method have two kinds of wet method and a dry method modification, it is wet-process modified due to that there are residue problem, can be produced not to the recycling of solvent
Profit influences, and improves cost recovery.Therefore, main method of modifying, but dry method modification mistake are increasingly becoming using dry method modification at present
Cheng Zhonghui produces the waste water containing ammonia and organic matter, and the research for ammonia-containing water at present is handled substantially only for containing the equal of ammonia
Phase system, as described in patent CN205045930U, removes ammonia, then ammonia is being mixed to form 6- with water by deamination apparatus
The ammonium hydroxide of 15mg/L.Ammonia is recycled again after air lift, if still need further processing without Processes For Effective Conversion, and it is right
Have no and refer in heterogeneous ammonia-containing water.
【The content of the invention】
It is an object of the invention to：The defects of for the prior art and deficiency, there is provided one kind is for the technique production such as aeroge modification
The processing method of the raw waste water of heterogeneous system containing ammonia.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of processing system of waste water of heterogeneous system containing ammonia of the present invention, including the separation of aeroge reforming apparatus, liquid
Device, ammonia separator, heater and ammonia catalytic oxidizing equipment, the aeroge reforming apparatus will contain ammonia by pipeline
Heterogeneous waste water is sent into liquid separating appts, and after placing and being layered, bottom ammonia-containing water is separated by pipeline to ammonia and filled
Put and carry out air lift by ammonia by being separated in aqueous systems, after the ammonia after separation is heated to certain temperature into heater
Into ammonia catalytic oxidizing equipment, under catalyst action, ammonia reacts with oxygen to form nitrogen and water, it is achieved thereby that
The harmless treatment of ammonia.
In the present invention：The offgas outlet of the ammonia catalytic oxidizing equipment is equipped with gas-detecting device, is examined through gas
Survey after device detection ammonia content reaches requirement and empty, for being not reaching to entering through pipeline by gas air blower for requirement
Ammonia separator continues cycling through processing.
In the present invention：Heat exchanger, one effluent of heat exchanger are equipped between the ammonia separator and heater
Road is the runner of ammonia-containing gas, and opposite side is the runner of gas after catalysis oxidation, by the heat exchange action of heat exchanger, is realized
The heat exchange of gas and ammonia-containing gas after catalysis oxidation, reduces the required heating amount of heater, improves energy utilization effect
Rate.
In the present invention：The aeroge reforming apparatus will contain the heterogeneous waste water of ammonia by delivery pump one and be sent into liquid point
From device, liquid separating appts bottom ammonia-containing water is delivered in ammonia separator by delivery pump two, after ammonia separates
The low concentration ammonia-containing water of generation is continuing with after detection is up to standard by three blowback aeroge reforming apparatus of delivery pump；Wherein institute
State after liquid separating appts upper strata organic matter liquid level reaches designated value, specified containers are delivered to using recovery pump.
In the present invention：The liquid separating appts are equipped with transparent window, and liquid can be effectively observed by transparent window
Body delamination.
In the present invention：The ammonia separator separation gas uses air, utilizes whirlpool wind turbine or roots blower
Blast in liquid, the gas dispersion apparatus of the bottom installation aerator of ammonia separator, its side is equipped with sample tap, and ammonia is dense
After degree drops to specified require, the low concentration ammonia-containing water of generation is returned into aeroge reforming apparatus by delivery pump three and continues to make
With.
A kind of processing method of the waste water of heterogeneous system containing ammonia, includes the following steps：
Separated Step 1: will be produced in aeroge reforming apparatus and first pass around liquid by delivery pump one containing the heterogeneous waste water of ammonia
Device, realizes the phase separation of organic phase and water phase；Device is observed equipped with liquid layered situations such as transparent windows on liquid distributing device,
After organic layer liquid level reaches certain thickness, organic phase is recycled using pneumatic diaphragm pump fluid delivery system, recycling is organic
Thing can carry out purification process through the mode such as distilling, washing, and be converted into available industrial chemicals；
Step 2: water is mutually transferred to ammonia separator by liquid delivery pump two, in ammonia separator, by air lift method into
Ammonia extraction in row aqueous phase system, separation gas use air, liquid are blasted using devices such as whirlpool wind turbine or roots blowers
In, gas dispersion apparatus, the side such as ammonia separator bottom installation aerator are equipped with sample tap, and ammonia concentration drops to specified
After it is required that, the low concentration ammonia-containing water of generation is returned into aeroge modified process using delivery pump three and is continuing with, air containing ammonia
Into ammonia treatment process；
Step 3: after entering ammonia treatment process containing ammonia, first pass around gas-liquid separator and remove liquid water, then by heating
Device, gas temperature is improved to entering ammonia catalytic oxidizing equipment, under the action of catalyst, ammonia and oxygen after 200-300 DEG C
Gas, which reacts, generates nitrogen, it is achieved thereby that the harmless treatment of ammonia；To improve the capacity usage ratio of ammonia treatment process,
Increase heat exchanger before being carried containing ammonia into heater, one side runner of heat exchanger is the runner of ammonia-containing gas, and opposite side is catalysis
The runner of gas after oxidation, by the heat exchange action of heat exchanger, realizes gas and the heat of ammonia-containing gas after catalysis oxidation
Exchange, reduce the required heating amount of heater, improve energy utilization efficiency；
Step 4: gas enters the constituent content situation such as gas-detecting device, detection internal ammonia, oxygen, root after catalysis oxidation
Gas backstreaming amount is adjusted according to detection case, it is ensured that ammonia conversion ratio；For being emptied after reaching requirement, gas use is otherwise recycled into
Air blower continues cycling through processing.
With the above structure, the present invention has the beneficial effect that：Present invention design is reasonable, and technique is simple, practical, can be good
Processing requirement of the satisfaction containing ammonia, the heterogeneous waste water of organic matter, not only greatly reduce intractability, but also realize material
Recycling, in combination with good recycling system, also greatly reduce processing cost.
【Brief description of the drawings】
Attached drawing described herein is for providing a further understanding of the present invention, forming the part of the application, but not
Inappropriate limitation of the present invention is formed, in the accompanying drawings：
Fig. 1 is the system schematic of the present invention.
In figure：E1- aeroge reforming apparatus；E2- liquid separating appts；E3- ammonia separators；E4- heat exchangers；E5-
Heater；E6- ammonia catalytic oxidizing equipments；E7- gas-detecting devices；P1- delivery pumps one；P2- delivery pumps two；P3- recovery pumps；
P4- delivery pumps three；B1- gas air blowers.
【Embodiment】
Below in conjunction with attached drawing and specific embodiment, the present invention will be described in detail, and illustrative examples therein and explanation are only
For explaining the present invention, but it is not as a limitation of the invention.
As shown in Figure 1, a kind of processing system of the waste water of heterogeneous system containing ammonia, including aeroge reforming apparatus E1, liquid
Separator E2, ammonia separator E3, heater E5 and ammonia catalytic oxidizing equipment E6, the aeroge reforming apparatus E1
The heterogeneous waste water of ammonia will be contained by pipeline and be sent into liquid separating appts E2, after placing and being layered, bottom ammonia-containing water passes through pipeline
It is delivered in ammonia separator E3 and carries out air lift by ammonia by being separated in aqueous systems, the ammonia after separation enters heater
E5 enters ammonia catalytic oxidizing equipment E6 after being heated to certain temperature, and under catalyst action, ammonia reacts with oxygen
Nitrogen and water are generated, it is achieved thereby that the harmless treatment of ammonia.Set between the ammonia separator E3 and heater E5
There is heat exchanger E4, mono- side runners of heat exchanger E4 are the runner of ammonia-containing gas, and opposite side is the runner of gas after catalysis oxidation,
By the heat exchange action of heat exchanger E4, the heat exchange of gas and ammonia-containing gas after catalysis oxidation is realized, reduces heating
The required heating amount of device, improves energy utilization efficiency.The ammonia separator E3 separation gases use air, utilize whirlpool
Whirlpool wind turbine or roots blower are blasted in liquid, the gas dispersion apparatus of the bottom installation aerator of ammonia separator, its side
Equipped with sample tap, after ammonia concentration drops to specified require, the low concentration ammonia-containing water of generation is passed through into three P4 of delivery pump and is returned
Aeroge reforming apparatus E1 is continuing with.The liquid separating appts E2 is equipped with transparent window, can be effective by transparent window
Observation liquid layered situation.
A kind of processing method of the waste water of heterogeneous system containing ammonia, includes the following steps：
Separated Step 1: will be produced in aeroge reforming apparatus and first pass around liquid by delivery pump one containing the heterogeneous waste water of ammonia
Device, realizes the phase separation of organic phase and water phase；Device is observed equipped with liquid layered situations such as transparent windows on liquid distributing device,
After organic layer liquid level reaches certain thickness, organic phase is recycled using pneumatic diaphragm pump fluid delivery system, recycling is organic
Thing can carry out purification process through the mode such as distilling, washing, and be converted into available industrial chemicals；
Step 2: water is mutually transferred to ammonia separator by liquid delivery pump two, in ammonia separator, by air lift method into
Ammonia extraction in row aqueous phase system, separation gas use air, liquid are blasted using devices such as whirlpool wind turbine or roots blowers
In, gas dispersion apparatus, the side such as ammonia separator bottom installation aerator are equipped with sample tap, and ammonia concentration drops to specified
After it is required that, the low concentration ammonia-containing water of generation is returned into aeroge modified process using delivery pump three and is continuing with, air containing ammonia
Into ammonia treatment process；
Step 3: after entering ammonia treatment process containing ammonia, first pass around gas-liquid separator and remove liquid water, then by heating
Device, gas temperature is improved to entering ammonia catalytic oxidizing equipment, under the action of catalyst, ammonia and oxygen after 200-300 DEG C
Gas, which reacts, generates nitrogen, it is achieved thereby that the harmless treatment of ammonia；To improve the capacity usage ratio of ammonia treatment process,
Increase heat exchanger before being carried containing ammonia into heater, one side runner of heat exchanger is the runner of ammonia-containing gas, and opposite side is catalysis
The runner of gas after oxidation, by the heat exchange action of heat exchanger, realizes gas and the heat of ammonia-containing gas after catalysis oxidation
Exchange, reduce the required heating amount of heater, improve energy utilization efficiency；
Step 4: gas enters the constituent content situation such as gas-detecting device, detection internal ammonia, oxygen, root after catalysis oxidation
Gas backstreaming amount is adjusted according to detection case, it is ensured that ammonia conversion ratio；For being emptied after reaching requirement, gas use is otherwise recycled into
Air blower continues cycling through processing.
When it is implemented, liquid separation dress is delivered to through one P1 of delivery pump by what aeroge produced containing ammonia, organic wastewater
E2 is put, after placing and being layered, bottom ammonia-containing water is delivered to ammonia separator E3, upper strata organic matter liquid level through two P2 of delivery pump
After reaching designated value, specified containers are delivered to using organic matter recovery pump P3.By two P2 of delivery pump convey Lai ammonia-containing water exist
Air lift is carried out in ammonia separator E3 by ammonia by being separated in aqueous systems, ammonia-containing gas remove internal liquid by separator
Enter heat exchanger E4 after state water and the high-temperature gas of ammonia catalytic oxidizing equipment outlet carries out heat exchange, then heated device E5 adds
Heat is to 200-300 DEG C, and into the ammonia catalytic oxidizing equipment E6 equipped with catalyst, under catalyst action, ammonia is sent out with oxygen
Generation nitrogen and water, it is achieved thereby that the harmless treatment of ammonia, tail gas is filled with being detected after inlet gas heat exchange through gas
E7 detection ammonia contents are put, is emptied after reaching requirement, is otherwise recycled into gas and continues cycling through processing with air blower B1.Through ammonia
The low concentration ammonia-containing water produced after separation is continued to make after detection is up to standard by three P4 blowback aeroge reforming apparatus E1 of delivery pump
With by the operation of device, the no pollution for realizing waste water discharges.
The above is only the better embodiment of the present invention, therefore all constructions according to described in present patent application scope,
The equivalent change or modification that feature and principle are done, is included in the range of present patent application.
Claims (9)
- A kind of 1. processing system of the waste water of heterogeneous system containing ammonia, it is characterised in that：Separated including aeroge reforming apparatus, liquid Device, ammonia separator, heater and ammonia catalytic oxidizing equipment, the aeroge reforming apparatus will contain ammonia by pipeline Heterogeneous waste water is sent into liquid separating appts, and after placing and being layered, bottom ammonia-containing water is separated by pipeline to ammonia and filled Put and carry out air lift by ammonia by being separated in aqueous systems, after the ammonia after separation is heated to certain temperature into heater Into ammonia catalytic oxidizing equipment, under catalyst action, ammonia reacts with oxygen to form nitrogen and water, it is achieved thereby that The harmless treatment of ammonia.
- A kind of 2. processing system of waste water of heterogeneous system containing ammonia according to claim 1, it is characterised in that：The ammonia The offgas outlet of gas catalytic oxidizing equipment is equipped with gas-detecting device, reaches requirement heel row through gas-detecting device detection ammonia content Sky, processing is continued cycling through for be not reaching to requirement with air blower by gas through pipeline into ammonia separator.
- A kind of 3. processing system of waste water of heterogeneous system containing ammonia according to claim 1, it is characterised in that：The ammonia Heat exchanger is equipped between air separation and heater, one side runner of heat exchanger is the runner of ammonia-containing gas, and opposite side is The runner of gas after catalysis oxidation, by the heat exchange action of heat exchanger, realizes gas and ammonia-containing gas after catalysis oxidation Heat exchange, reduces the required heating amount of heater, improves energy utilization efficiency.
- A kind of 4. processing system of waste water of heterogeneous system containing ammonia according to claim 1, it is characterised in that：The gas Gel reforming apparatus will contain the heterogeneous waste water of ammonia by delivery pump one and be sent into liquid separating appts, and liquid separating appts bottom contains ammonia Waste water is delivered in ammonia separator by delivery pump two, and the low concentration ammonia-containing water produced after ammonia separates is reached in detection After mark, it is continuing with by three blowback aeroge reforming apparatus of delivery pump；Wherein described liquid separating appts upper strata organic matter liquid level After reaching designated value, specified containers are delivered to using recovery pump.
- A kind of 5. processing system of waste water of heterogeneous system containing ammonia according to claim 1, it is characterised in that：The liquid Body separator is equipped with split transparent window, and liquid layered situation can be effectively observed by transparent window.
- A kind of 6. processing system of waste water of heterogeneous system containing ammonia according to claim 1, it is characterised in that：The ammonia Air separation separation gas uses air, is blasted using whirlpool wind turbine or roots blower in liquid, the bottom of ammonia separator Portion's installation aerator disperses for gas, its side is equipped with sample tap, after ammonia concentration drops to specified require, by the low of generation Concentration ammonia-containing water returns to aeroge reforming apparatus by delivery pump three and is continuing with.
- A kind of 7. processing method of the waste water of heterogeneous system containing ammonia, it is characterised in that：Include the following steps：Separated Step 1: will be produced in aeroge reforming apparatus and first pass around liquid by delivery pump one containing the heterogeneous waste water of ammonia Device, realizes the phase separation of organic phase and water phase；Step 2: water is mutually transferred to ammonia separator by liquid delivery pump two, in ammonia separator, by air lift method into Ammonia extraction in row aqueous phase system, separation gas use air, liquid are blasted using devices such as whirlpool wind turbine or roots blowers In, gas dispersion apparatus, the side such as ammonia separator bottom installation aerator are equipped with sample tap, and ammonia concentration drops to specified After it is required that, the low concentration ammonia-containing water of generation is returned into aeroge modified process using delivery pump three and is continuing with, air containing ammonia Into ammonia treatment process；Step 3: after entering ammonia treatment process containing ammonia, first pass around gas-liquid separator and remove liquid water, then by heating Device, gas temperature is improved to entering ammonia catalytic oxidizing equipment, under the action of catalyst, ammonia and oxygen after 200-300 DEG C Gas, which reacts, generates nitrogen, it is achieved thereby that the harmless treatment of ammonia；Step 4: gas enters the constituent content situation such as gas-detecting device, detection internal ammonia, oxygen, root after catalysis oxidation Gas backstreaming amount is adjusted according to detection case, it is ensured that ammonia conversion ratio；Emptied after reaching requirement, be otherwise recycled into gas air Wind turbine continues cycling through processing.
- A kind of 8. processing method of waste water of heterogeneous system containing ammonia according to claim 7, it is characterised in that：The step Equipped with the liquid layered situations such as transparent window observation device on liquid distributing device in one, reach certain thickness in organic layer liquid level Afterwards, organic phase is recycled using fluid delivery systems such as pneumatic diaphragm pumps, recycling organic matter can be through the mode such as distilling, washing Purification process is carried out, is converted into available industrial chemicals.
- A kind of 9. processing method of waste water of heterogeneous system containing ammonia according to claim 7, it is characterised in that：The step To improve the capacity usage ratio of ammonia treatment process in three, increase heat exchanger, heat exchanger one before ammonia-containing gas enter heater Side runner is the runner of ammonia-containing gas, and opposite side is the runner of gas after catalysis oxidation, real by the heat exchange action of heat exchanger Show the heat exchange of gas and ammonia-containing gas after catalysis oxidation, reduced the required heating amount of heater, improve energy profit Use efficiency.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585896A (en) * | 2019-10-30 | 2019-12-20 | 苏州仕净环保科技股份有限公司 | Dry-type desulfurization system for ship exhaust gas |
| CN110605023A (en) * | 2019-10-30 | 2019-12-24 | 苏州仕净环保科技股份有限公司 | Marine diesel engine exhaust gas desulfurization system with monitoring function |
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| CN104891592A (en) * | 2014-03-05 | 2015-09-09 | 东虹工程股份有限公司 | Ammonia nitrogen-containing wastewater treatment equipment |
| US20150343376A1 (en) * | 2013-01-02 | 2015-12-03 | Thyssenkrupp Industrial Solutions Ag | Elimination of ammonia and lower alkanes and/or hydrogen from waste gas streams in industrial plants |
| CN207596591U (en) * | 2017-11-28 | 2018-07-10 | 江苏汉微纳米材料有限公司 | A kind of processing system of the waste water of heterogeneous system containing ammonia |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150343376A1 (en) * | 2013-01-02 | 2015-12-03 | Thyssenkrupp Industrial Solutions Ag | Elimination of ammonia and lower alkanes and/or hydrogen from waste gas streams in industrial plants |
| CN104891592A (en) * | 2014-03-05 | 2015-09-09 | 东虹工程股份有限公司 | Ammonia nitrogen-containing wastewater treatment equipment |
| CN207596591U (en) * | 2017-11-28 | 2018-07-10 | 江苏汉微纳米材料有限公司 | A kind of processing system of the waste water of heterogeneous system containing ammonia |
Cited By (4)
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|---|---|---|---|---|
| CN110585896A (en) * | 2019-10-30 | 2019-12-20 | 苏州仕净环保科技股份有限公司 | Dry-type desulfurization system for ship exhaust gas |
| CN110605023A (en) * | 2019-10-30 | 2019-12-24 | 苏州仕净环保科技股份有限公司 | Marine diesel engine exhaust gas desulfurization system with monitoring function |
| CN110605023B (en) * | 2019-10-30 | 2024-02-13 | 苏州仕净科技股份有限公司 | Marine diesel engine waste gas desulfurization system with monitoring function |
| CN110585896B (en) * | 2019-10-30 | 2024-02-13 | 苏州仕净科技股份有限公司 | Ship exhaust gas dry desulfurization system |
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