CN208500565U - High-concentration ammonia nitrogen sewage treatment equipment - Google Patents
High-concentration ammonia nitrogen sewage treatment equipment Download PDFInfo
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- CN208500565U CN208500565U CN201820462687.4U CN201820462687U CN208500565U CN 208500565 U CN208500565 U CN 208500565U CN 201820462687 U CN201820462687 U CN 201820462687U CN 208500565 U CN208500565 U CN 208500565U
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- tank
- ammonia nitrogen
- tank body
- card
- sewage treatment
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- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000010865 sewage Substances 0.000 title claims abstract description 15
- 230000003750 conditioning effect Effects 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000008021 deposition Effects 0.000 claims abstract description 6
- 238000010521 absorption reaction Methods 0.000 claims abstract description 5
- 239000002351 wastewater Substances 0.000 claims description 43
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 229910021529 ammonia Inorganic materials 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 238000001556 precipitation Methods 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000003672 processing method Methods 0.000 description 4
- MXZRMHIULZDAKC-UHFFFAOYSA-L ammonium magnesium phosphate Chemical compound [NH4+].[Mg+2].[O-]P([O-])([O-])=O MXZRMHIULZDAKC-UHFFFAOYSA-L 0.000 description 3
- 238000009388 chemical precipitation Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- WALYXZANOBBHCI-UHFFFAOYSA-K magnesium sodium trichloride hydrate Chemical compound O.[Cl-].[Na+].[Mg+2].[Cl-].[Cl-] WALYXZANOBBHCI-UHFFFAOYSA-K 0.000 description 1
- CUXQLKLUPGTTKL-UHFFFAOYSA-M microcosmic salt Chemical compound [NH4+].[Na+].OP([O-])([O-])=O CUXQLKLUPGTTKL-UHFFFAOYSA-M 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052567 struvite Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004069 wastewater sedimentation Methods 0.000 description 1
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- Physical Water Treatments (AREA)
Abstract
The utility model discloses a kind of high-concentration ammonia nitrogen sewage treatment equipments, it include: conditioning tank, it is connected to stripping tower by the first pump, stripping tower is connected to blower respectively, absorption tower and the first reactive tank, first reactive tank is connected to the second reactive tank, second reactive tank is connected to third reactive tank, third reactive tank is connected to high efficiency particulate air filter by the second pump, high efficiency particulate air filter includes tank body, inlet is arranged in tank body side, and inlet is connect with setting in the intracorporal diffuser of tank by inlet tube, and reflecting plate is arranged in the lower section of diffuser；In tank body and it is located at setting sloping plate deposition district at diffuser, card is arranged in tank body internal upper part, and setting filter emits at card, and tank body side is simultaneously located at card top and liquid outlet is arranged；Region between tank body inner swash plate settling zone and card is filter medium region.Design is scientific and reasonable for the utility model, adapts to a degree of load fluctuation and variation, and stable water outlet is up to standard, high degree of automation, has saved medicament and artificial.
Description
Technical field
The utility model relates to sewage treatment equipments, more particularly, to high-concentration ammonia nitrogen sewage treatment equipment.
Background technique
The prior art of high-concentration ammonia nitrogenous wastewater processing mainly has blow-off method, chemical precipitation method, membrane processing method.At blow-off method
It is high, stable, low with respect to processing cost that reason high-concentration ammonia nitrogenous wastewater has the advantages that removal efficiency, but during blow-off method is only suitable for
The ammonia nitrogen waste water of high concentration pre-processes, and is difficult for ammonia nitrogen concentration to be reduced to 15mg/L following implemented discharged wastewater met the national standard.Chemistry is heavy
Shallow lake method can handle the magnesium ammonium phosphate sediment that the ammonia nitrogen waste water of various concentration, high treating effect, and chemical precipitation method are formed and can do
Fertilizer recycles, but dosing is big when Treatment of Ammonia Nitrogen Wastewater with High Concentration by Chemical Precipitation, and processing cost is high, generates sometimes
Precipitating particle is tiny or flock, being separated by solid-liquid separation in industrial application has certain difficulty.Membrane processing method handles high strength ammonia
Nitrogen waste water energy reaches good removal effect, and the major defect of membrane processing method is that film is easy to pollute and stability in Industrial Wastewater Treatment
Difference compares other processing methods, and operating cost and expense are relatively high, therefore limit its application to a certain extent.
Utility model content
The purpose of this utility model is exactly to solve the above-mentioned problems, to provide a kind of processing of high-concentration ammonia nitrogenous wastewater and set
It is standby, a degree of load fluctuation and variation are adapted to, stable water outlet is up to standard.
To achieve the goals above, the utility model provides a kind of high-concentration ammonia nitrogen sewage treatment equipment, including is used for
It adjusts conditioning tank described in the conditioning tank of pH value of waste water and stripping tower is connected to by the first pump, the stripping tower is connected to blower respectively, inhales
It receives tower and the first reactive tank for adjusting pH value of waste water, first reactive tank is connected to second for removing ammonia nitrogen in waste water
Reactive tank, second reactive tank are connected to the third reactive tank for removing ammonia nitrogen in waste water, and the third reactive tank passes through the
Two pumps are connected to high efficiency particulate air filter, and the high efficiency particulate air filter includes tank body, and inlet is arranged in tank body side, and inlet passes through inlet tube
It is connect with being arranged in the intracorporal diffuser of the tank, reflecting plate is arranged in the lower section of the diffuser；In the tank body and it is located at institute
Setting sloping plate deposition district at diffuser is stated, card is arranged in the tank body internal upper part, and setting filter emits at the card, the tank body one
Side is simultaneously located at setting liquid outlet above the card；Region between the intracorporal sloping plate deposition district of tank and the card
For filter medium region.
Further, the manhole of easy access is arranged on the tank body.
Further, pneumostome is arranged in the top of the tank.
Further, the bottom discharge port is arranged in the tank base, valve is set at the bottom discharge port.
Further, the filter medium region is made of granular synthetic resin medium.
Further, horn mouth is arranged in the bottom of the diffuser.
Compared with prior art, the utility model has the following beneficial effects: the utility model design is scientific and reasonable, can fit
A degree of load fluctuation and variation are answered, stable water outlet is up to standard, high degree of automation, has saved medicament and artificial.
Detailed description of the invention
Fig. 1 is the structural block diagram of the high-concentration ammonia nitrogen sewage treatment equipment of the utility model；
Fig. 2 is high efficiency particulate air filter structure chart in the high-concentration ammonia nitrogen sewage treatment equipment of the utility model.
Specific embodiment
It is shown in Figure 1, a kind of high-concentration ammonia nitrogen sewage treatment equipment, including the conditioning tank 1 for adjusting pH value of waste water,
To the homogenizing to water quality and quantity, influent quality is adjusted to best stripping condition, is connected to stripping tower by the first 2 (1# pumps) of pump
3, first pump 2 promoted ammonia nitrogen waste waters into stripping tower 3, control flow of inlet water, stripping tower 3 be connected to respectively blower 4, absorption tower 5 and
For adjusting the first reactive tank 6 (1# reactive tank) of pH value of waste water, ammonia of the absorption tower 5 to absorb the blowout of stripping tower 3, in order to avoid
Secondary pollution is caused, is that stripping tower 3 provides suitable airflow pressure by blower, reaches ammonia nitrogen removal effect, the first reactive tank 6
It is connected to the second reactive tank 7 (2# reactive tank) to remove ammonia nitrogen in waste water, the second reactive tank 7 is connected to remove ammonia in waste water
The third reactive tank 8 (3# reactive tank) of nitrogen, third reactive tank 8 are connected to high efficiency particulate air filter 10 by the second 9 (2# pumps) of pump, are used for ammonia
The separation of solid and liquid of nitrogen wastewater sedimentation reaction removes remaining ammonia nitrogen in waste water.
Wherein, as shown in Fig. 2, high efficiency particulate air filter 1 includes tank body, inlet 101 is arranged in tank body side, and inlet 101 is logical
It crosses inlet tube and is connect with setting in the intracorporal diffuser 103 of tank, reflecting plate 105 is arranged in the lower section of diffuser 103；In tank body and position
Sloping plate deposition district 106 is set at diffuser 103, and card 107 is arranged in tank body internal upper part, and setting filter emits at card 107, tank body one
Side is simultaneously located at setting liquid outlet 102 above card 107；Region between tank body inner swash plate settling zone 106 and card 107 is filtering
Areas of dielectric 108.
In the present embodiment, the manhole 111 of easy access is set on tank body.Pneumostome 110 is arranged in top of the tank.Tank base
The bottom discharge port 109 is set, valve is set at the bottom discharge port 109.Filter medium region 108 is by granular synthetic resin medium structure
At.Horn mouth 104 is arranged in the bottom of diffuser 103.
PH robot control system(RCS) is set at conditioning tank 1, and pH robot control system(RCS) includes medicine storing pot, and medicine storing pot is connected to adjusting by chemical feed pipe
Dosing pump is arranged on chemical feed pipe, the sensor for detecting pH value is arranged in conditioning tank 1, sensor and dosing pump are connected to for pond 1
Control unit.
In specific works, high-concentration ammonia nitrogenous wastewater is adjusted to suitable stripping treatment conditions through conditioning tank 1, wherein pH value
Adjusting use in conditioning tank 1 install pH auto-controlling apparatus, the pH value of waste water is monitored online, when pH value of waste water be lower than 11 when, automatic control
Instrument issues instruction and adds sodium hydroxide solution, and when pH value of waste water is higher than 13, auto-controlling apparatus, which issues instruction, to be stopped adding sodium hydroxide
Solution；The temperature of waste water is monitored online using temperature controller is installed in conditioning tank 1 in the adjusting of temperature, when waste water temperature is lower than 35
Degree Celsius when, temperature controller issue instruction by the opening and closing of automatic valve make waste water flow through boiler afterheat exchanger heat, work as waste water
When temperature is higher than 60 degrees Celsius, temperature controller issues instruction makes waste water be not passed through boiler afterheat exchange by the opening and closing of automatic valve
Device.
Firstly, waste water, which is heated to 30-45 degree through boiler afterheat, enters conditioning tank 1 in 2 suction stripping tower 3 of the first pump, adjust
4 airflow pressure of blower is saved, ammonia-nitrogen desorption pretreatment is carried out, the ammonia that stripping goes out enters absorption tower 5 and absorbed with dilute sulfuric acid, stripping gas
The adjusting of liquor ratio is mounted on linear flow rate meter using on the pipeline after the first pump 2, and according to the variation of flow, flowmeter sending refers to
It enables, open big or turns down through air-blower control valve, be maintained at stripping gas liquid ratio most preferably, stripping treated ammonia nitrogen waste water is into the
One reactive tank 6 plus sulfuric acid are adjusted to pH value needed for Ammonia Nitrogen Precipitation from Simulated reacts, and are separately added into phosphorus in the second reactive tank 7, third reactive tank 8
Sour disodium hydrogen aqueous solution and magnesium chloride brine remove remaining ammonia nitrogen, after precipitation reaction by the 9 progress precipitation reaction of the second pump
Ammonia nitrogen waste water is pumped into high efficiency particulate air filter 10, and high efficiency particulate air filter 10 can retain reaction particles object very small in waste water, reach very
Good solid-liquid separation effect, to achieve the purpose that remove remaining ammonia nitrogen in ammonia nitrogen waste water, high efficiency particulate air filter 10 is discharged limpid
Bright, suspension content is in 10mg/L hereinafter, ammonia nitrogen concentration is in 15mg/L or less in water.Water outlet meets national grade one discharge standard.
Best stripping pH value described in technique is 11-13, and best stripping temperature is 35-60 degrees Celsius, and best stripping gas liquid ratio is 3500:
1, precipitation reaction optimum response pH value described in technique is 9.0-10.5, and optimum reacting time is 30 minutes.In equipment efficiently
The filtering of filtration treatment of the filter 10 especially suitable for ammonia nitrogen waste water precipitation reaction, the static electrification lotus in high efficiency particulate air filter 10 is situated between
Mass-energy effectively adsorbs particulate matter that is subtle, being not easy in the crystallization process precipitated, could not form ammonium magnesium phosphate completely in precipitation reaction
The fine particle of crystal can also obtain effectively retaining removal.
Ammonia nitrogen waste water is adjusted to suitable stripping pH value, and pH value of waste water, which has, after stripping slightly declines, and waste water enters first
Reactive tank 6 is not necessarily to adjust pH value or a small amount of dilute sulfuric acid is only needed to adjust pH value to can reach the optimal pH range of precipitation reaction；
The aqueous solution of microcosmic salt, magnesium salts added by precipitation reaction is in acidity, and pH value of waste water can be down between 6-9 after reaction, nothing
It need to add acid-base accommodation pH value that can meet emission request again.Ammonia after stripping is absorbed with dilute sulfuric acid, can recycle ammonium sulfate；Instead
The ammonium magnesium phosphate solid that should be generated is a kind of compound fertilizer, can be recycled.Such high-concentration ammonia nitrogenous wastewater treatment process is skilful
Wonderful is utilized the characteristics of ammonia nitrogen waste water pH value falls progressively, and has saved the dosage for adjusting soda acid used in pH value, this technique is high in processing
The comprehensive utilization for having accomplished exhaust gas and waste residue while concentration ammonia nitrogen wastewater, has prevented secondary pollution.
Above description is merely a prefered embodiment of the utility model, on the protection scope of the utility model is not limited in
Embodiment is stated, all technical solutions for belonging to the utility model principle belong to the protection scope of the utility model.For this
For the technical staff in field, several improvement carried out under the premise of not departing from the principles of the present invention, these improvement
It should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of high-concentration ammonia nitrogen sewage treatment equipment, which is characterized in that including for adjusting described in the conditioning tank of pH value of waste water
Conditioning tank is connected to stripping tower by the first pump, and the stripping tower is connected to blower, absorption tower and respectively for adjusting pH value of waste water
First reactive tank, first reactive tank are connected to the second reactive tank for removing ammonia nitrogen in waste water, and second reactive tank connects
In the third reactive tank for removing ammonia nitrogen in waste water, the third reactive tank is connected to high efficiency particulate air filter by the second pump, described
High efficiency particulate air filter includes tank body, and inlet is arranged in tank body side, and inlet is by inlet tube and is arranged in the intracorporal expansion of the tank
Reflecting plate is arranged in the lower section of separate tube connection, the diffuser；In the tank body and it is located at setting sloping plate deposition at the diffuser
Card is arranged in area, the tank body internal upper part, and setting filter emits at the card, and the tank body side is simultaneously set above the card
Set liquid outlet；Region between the intracorporal sloping plate deposition district of tank and the card is filter medium region.
2. high-concentration ammonia nitrogen sewage treatment equipment according to claim 1, it is characterised in that: setting is convenient on the tank body
The manhole of maintenance.
3. high-concentration ammonia nitrogen sewage treatment equipment according to claim 1, it is characterised in that: the top of the tank setting is exhaled
Suction inlet.
4. high-concentration ammonia nitrogen sewage treatment equipment according to claim 1, it is characterised in that: bottom is arranged in the tank base
Valve is arranged at the bottom discharge port for portion's discharge outlet.
5. high-concentration ammonia nitrogen sewage treatment equipment according to claim 1, it is characterised in that: the filter medium region by
Granular synthetic resin medium is constituted.
6. high-concentration ammonia nitrogen sewage treatment equipment according to claim 1, it is characterised in that: the bottom of the diffuser is set
Set horn mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820462687.4U CN208500565U (en) | 2018-04-03 | 2018-04-03 | High-concentration ammonia nitrogen sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820462687.4U CN208500565U (en) | 2018-04-03 | 2018-04-03 | High-concentration ammonia nitrogen sewage treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208500565U true CN208500565U (en) | 2019-02-15 |
Family
ID=65296284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820462687.4U Active CN208500565U (en) | 2018-04-03 | 2018-04-03 | High-concentration ammonia nitrogen sewage treatment equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN208500565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483709A (en) * | 2018-04-03 | 2018-09-04 | 上海班德环保科技股份有限公司 | High-concentration ammonia nitrogen sewage treatment equipment and its processing method |
-
2018
- 2018-04-03 CN CN201820462687.4U patent/CN208500565U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483709A (en) * | 2018-04-03 | 2018-09-04 | 上海班德环保科技股份有限公司 | High-concentration ammonia nitrogen sewage treatment equipment and its processing method |
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