CN207227050U - A kind of ammonia-containing water heat treatment apparatus - Google Patents
A kind of ammonia-containing water heat treatment apparatus Download PDFInfo
- Publication number
- CN207227050U CN207227050U CN201720373741.3U CN201720373741U CN207227050U CN 207227050 U CN207227050 U CN 207227050U CN 201720373741 U CN201720373741 U CN 201720373741U CN 207227050 U CN207227050 U CN 207227050U
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- China
- Prior art keywords
- ammonia
- heat exchanger
- containing water
- treatment apparatus
- pipeline
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Physical Water Treatments (AREA)
Abstract
The utility model discloses a kind of ammonia-containing water heat treatment apparatus, including waste ammonia liquor baffle-box (1), ammonia-containing water is after the quenched tune amount of waste ammonia liquor baffle-box (1), buffered pump (2) enters heat recovering heat exchanger (3), the production water for being come from production water pump (7) heats, subsequently into heating heat exchanger (4), continue to be heated by hot water, subsequently into stripping tower (8)；Enter heat recovering heat exchanger (3) heating ammonia-containing water by production water pump (7) again, then removal system；Hot water enters in heating heat exchanger (4) through temperature-sensing valve (5) control flow, and the ammonia-containing water come out from heat recovering heat exchanger (3) is heated, and the hot water return come out from heating heat exchanger (4) goes out system.The utility model is provided with heat-energy recovering apparatus at the same time, is recycled 80 90% waste heat.Ammonia nitrogen in waste water total emission volumn is reduced, reduces environmental pollution.
Description
Technical field
Technical field of waste water processing is the utility model is related to, especially a kind of ammonia-containing water heat treatment apparatus.
Background technology
In electronics and photovoltaic industry, a large amount of ammonia-containing waters are generated.Considerable amount of ammonia and other miscellaneous is contained in the waste water
Matter, wherein ammonia-nitrogen content are about 1200-1400ppm, and directly discharge can damage environment.
At present, absorption process is predominantly blown out for the processing method of this waste water, its principle is：To be discharged by production area
Ammonia waste water be collected into waste ammonia liquor baffle-box, stripping tower is delivered to after PH is adjusted after air stripping, according to after processing give up
It is to be back to collection water tank that ammonia ion concentration, which judges, in water, is also intended for follow-up system processing.Air containing ammonia is through absorption tower sulphur
After acid absorbs, Recycling.Ammonium sulfate is periodically discharged into original ammonium sulfate collecting tank outward transport.
However, this method used at present is relatively low to the removal rate of ammonia nitrogen, it is 85%, intakes in 1300ppm, produces water
For 195ppm.
Since the solubility of ammonia in water is reduced with the rise of temperature, the removal rate of ammonia nitrogen is improved by heating
It is possibly realized.Ammonia waste water processing system heat treatment apparatus and technique are namely based on principle completion.
Utility model content
For above-mentioned problem, the purpose of this utility model is to provide a kind of ammonia-containing water heat treatment apparatus.
The technical solution of the utility model is：A kind of ammonia-containing water heat treatment apparatus, including waste ammonia liquor baffle-box 1, heat
Recycling heat exchanger 3, heating heat exchanger 4, stripping tower 8, absorption tower 10, the first transfer pipeline 12, the second transfer pipeline the 13, the 3rd are defeated
Send pipeline 14, the 4th transfer pipeline 15, water producing pipe road 16, hot water line 17, hot water return pipeline 18, the first defeated air pipeline 19
With the second defeated air pipeline 20, the waste ammonia liquor baffle-box 1 is connected to the cold of heat recovering heat exchanger 3 by the first transfer pipeline 12
Side entrance, the cold side that the cold side outlet port of the heat recovering heat exchanger 3 is connected to heating heat exchanger 4 by the second transfer pipeline 13 enter
Mouthful, the cold side outlet port of the heating heat exchanger 4 is connected to the waterwater entrance of stripping tower 8 by the 3rd transfer pipeline 14, described to blow
The production water out for going out tower 8 is connected to the hot side entrance of heat recovering heat exchanger 3, the recuperation of heat heat exchange by the 4th transfer pipeline 15
The hot side outlet of device 3 is connected with water producing pipe road 16, and the hot water line 17 is connected to the hot side entrance of heating heat exchanger 4, described
The hot side outlet of heating heat exchanger 4 is connected with hot water return pipeline 18；The draft outlet of the stripping tower 8 passes through the first defeated ventilation
Pipeline 19 is connected to the ventilation intake on absorption tower 10, and the draft outlet on the absorption tower 10 is connected by the second defeated air pipeline 20
To the ventilation intake of stripping tower 8.
Further, the pipeline valve being arranged on pipeline, pressure gauge, thermometer and flowmeter are further included.
Further, first transfer pipeline 12 is equipped with buffering pump 2.
Further, it is provided with temperature sensor 6 on the 3rd transfer pipeline 14.
Further, the 4th transfer pipeline 15 is equipped with production water pump 7.
Further, it is provided with temperature-sensing valve 5 on the hot water line 17.
Further, the described second defeated air pipeline 20 is equipped with wind turbine 9.
Further, 10 bottom of absorption tower is provided with pH meter A, and 10 bottom of absorption tower is provided with sulfuric acid and adds dress
Put, the absorption tower 10 is provided with circulation line 23, and the circulation line 23 is to set ammonium sulfate to export from 10 bottom of absorption tower
To the ammonium sulfate entrance of 10 top design of absorption tower.
Further, ammonium sulfate delivery pump 11, pH meter B22 and ammonium sulfate are provided with the circulation line 23 to transfer out
Mouthful.
Further, the signal that the temperature-sensing valve 5 is spread out of according to temperature sensor 6, automatically controls 4 hot side of heating heat exchanger
Outlet temperature.
Compared with prior art, the beneficial effects of the utility model are：The utility model passes through to stripping tower's inflow temperature
50-60 DEG C is brought up to from 15-25 DEG C, achievees the purpose that ammonia removal rate brings up to 98.5% from 85%, while there is provided thermal energy time
Receiving apparatus, is recycled the waste heat of 80-90%.Ammonia nitrogen in waste water total emission volumn is reduced, reduces environmental pollution.
Brief description of the drawings
Fig. 1 is the system schematic of the utility model.
In figure：1- waste ammonia liquor baffle-boxs, 2- buffering pumps, 3- heat recovering heat exchangers, 4- heating heat exchangers, 5- temperature-sensing valves, 6-
Temperature sensor, 7- production water pumps, 8- stripping towers, 9- wind turbines, 10- absorption towers, 11- ammonium sulfate delivery pumps, the first delivery pipes of 12-
Road, the second transfer pipelines of 13-, the 3rd transfer pipelines of 14-, the 4th transfer pipelines of 15-, 16- water producing pipes road, 17- hot water lines,
18- hot water return pipelines, the first defeated air pipelines of 19-, the second defeated air pipelines of 20-, 21-pH meter A, 22-pH meter B, 23- circulations
Pipeline.
Embodiment
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the utility model.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
The utility model is further described with reference to the accompanying drawings and examples.
A kind of ammonia-containing water heat treatment apparatus as shown in the figure, including a kind of ammonia-containing water heat treatment apparatus, including it is useless
Ammonium hydroxide baffle-box 1, buffering pump 2, heat recovering heat exchanger 3, heating heat exchanger 4, temperature-sensing valve 5, temperature sensor 6, production water pump 7, blow
Go out tower 8, wind turbine 9, absorption tower 10, ammonium sulfate delivery pump 11, the first transfer pipeline 12, the second transfer pipeline 13, the 3rd delivery pipe
Road 14, the 4th transfer pipeline 15, water producing pipe road 16, hot water line 17, hot water return pipeline 18, the first defeated air pipeline 19,
Two defeated air pipelines 20, pH meter A21, pH meter B22 and circulation line 23, waste ammonia liquor baffle-box 1 are connected by the first transfer pipeline 12
3 cold side input port of heat recovering heat exchanger is connected to, the first transfer pipeline 12 is equipped with buffering pump 2, and 3 cold side outlet port of heat recovering heat exchanger leads to
Cross the second transfer pipeline 13 and be connected to 4 cold side input port of heating heat exchanger, 4 cold side outlet port of heating heat exchanger passes through the 3rd transfer pipeline
14 are connected to the waterwater entrance of the setting of stripping tower 8, and temperature sensor 6 is provided with the 3rd transfer pipeline 14, what stripping tower 8 was set
Water out is produced by the 4th transfer pipeline 15 to 3 hot side entrance of heat recovering heat exchanger, the 4th transfer pipeline 15 is equipped with production water pump
7, for 3 hot side outlet of heat recovering heat exchanger by 16 discharge system of water producing pipe road, hot water line 17 is connected to 4 hot side of heating heat exchanger
Entrance, is provided with temperature-sensing valve 5 on hot water line 17,4 hot side outlet of heating heat exchanger passes through 18 outflow system of hot water return pipeline；
The draft outlet that stripping tower 8 is set is connected to the ventilation intake of the setting of absorption tower 10, absorption tower by the first defeated air pipeline 19
10 draft outlets set are connected to the ventilation intake of the setting of stripping tower 8, the second defeated ventilation duct by the second defeated air pipeline 20
Road 20 is equipped with wind turbine 9, and 10 bottom of absorption tower is provided with pH meter A, and 10 bottom of absorption tower is provided with sulfuric acid adding apparatus, absorption tower
10 are provided with circulation line 23, and from 10 bottom of absorption tower, setting ammonium sulfate exports the ammonium sulfate for being connected to 10 top design of absorption tower
Entrance, ammonium sulfate delivery pump 11, pH meter B22 and ammonium sulfate conveying outlet are provided with circulation line 23.
The process handled using the utility model is mainly：Ammonia-containing water after the quenched tune amount of waste ammonia liquor baffle-box 1,
Buffered pump 2 enters heat recovering heat exchangers 3, is heated by the production water for being come from production water pump 7, subsequently into heating heat exchanger 4, after
It is continuous to be heated by hot water, subsequently into stripping tower 8；Enter heat recovering heat exchanger 3 by production water pump 7 again and heat ammonia-containing water, then
Removal system；Hot water controls flow to enter in heating heat exchanger 4 through temperature-sensing valve 5, gives up to what is come out from heat recovering heat exchanger 3 containing ammonia
Water is heated, and the hot water return come out from heating heat exchanger 4 goes out system.The air containing ammonia come out from stripping tower 8, which enters, to be absorbed
Tower 10, absorbs ammonia, enters stripping tower 8 after the pressurization of wind turbine 9 from the deamination air that absorption tower 10 comes out, waste water is carried out
Parsing.Ammonium sulfate is circulated by ammonium sulfate delivery pump 11 through circulating line 23.According to the detection of pH meter A21 by sulphur up to standard
Sour ammonium conveys outlet discharge system through ammonium sulfate.According to the testing result of pH meter B22, sulfuric acid is automatically added to absorption tower according to demand
10。
The utility model is using recuperation of heat, heating, blowout and absorbs four steps progress.
Recuperation of heat step：8 water outlet of stripping tower enters the heating ammonia-containing water of heat recovering heat exchanger 3 through producing water pump 7, is then discharged out
System, using the waste heat raw wastewater in System drainage, makes full use of thermal energy.
Heating stepses：Hot water controls flow to enter heating heat exchanger 4 through temperature-sensing valve 5, to what is come out from heat recovering heat exchanger 3
Ammonia-containing water is heated, and the hot water return come out from heating heat exchanger 4 goes out system.
Blow out step：Heated waste water enters stripping tower 8, and the air from wind turbine 9 carries out mass exchange, in waste water
Ammonia get into the air, enter absorption tower 10 with air.
Absorption step：Enter absorption tower 10 from the air containing ammonia of stripping tower 8, and the mixing liquid of sulfuric acid-ammonium sulfate connects
Touch and carry out mass exchange, the ammonia in air is absorbed, when ammonium sulfate reaches design temperature, discharge system.
Using the above-mentioned desirable embodiment according to the utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (10)
1. a kind of ammonia-containing water heat treatment apparatus, including waste ammonia liquor baffle-box (1), heat recovering heat exchanger (3), heating heat exchanger
(4), stripping tower (8), absorption tower (10), the first transfer pipeline (12), the second transfer pipeline (13), the 3rd transfer pipeline (14),
4th transfer pipeline (15), water producing pipe road (16), hot water line (17), hot water return pipeline (18), the first defeated air pipeline
(19) and the second defeated air pipeline (20), it is characterised in that the waste ammonia liquor baffle-box (1) passes through the first transfer pipeline (12) even
The cold side input port of heat recovering heat exchanger (3) is connected to, the cold side outlet port of the heat recovering heat exchanger (3) passes through the second transfer pipeline
(13) cold side input port of heating heat exchanger (4) is connected to, the cold side outlet port of the heating heat exchanger (4) passes through the 3rd transfer pipeline
(14) waterwater entrance of stripping tower (8) is connected to, the production water out of the stripping tower (8) is connected by the 4th transfer pipeline (15)
To the hot side entrance of heat recovering heat exchanger (3), the hot side outlet of the heat recovering heat exchanger (3) is connected with water producing pipe road (16),
The hot water line (17) is connected to the hot side entrance of heating heat exchanger (4), hot side outlet and the heat of the heating heat exchanger (4)
Water return line (18) connects；The draft outlet of the stripping tower (8) is connected to absorption tower by the first defeated air pipeline (19)
(10) ventilation intake, the draft outlet of the absorption tower (10) are connected to stripping tower (8) by the second defeated air pipeline (20)
Ventilation intake.
2. a kind of ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that further include and be arranged on pipeline
On pipeline valve, pressure gauge, thermometer and flowmeter.
A kind of 3. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that first transfer pipeline
(12) it is equipped with buffering pump (2).
A kind of 4. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that the 3rd transfer pipeline
(14) temperature sensor (6) is provided with.
A kind of 5. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that the 4th transfer pipeline
(15) it is equipped with production water pump (7).
A kind of 6. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that the hot water line
(17) temperature-sensing valve (5) is provided with.
A kind of 7. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that the second defeated ventilation duct
Road (20) is equipped with wind turbine (9).
A kind of 8. ammonia-containing water heat treatment apparatus according to claim 1, it is characterised in that absorption tower (10) bottom
Portion is provided with pH meter A (21), and absorption tower (10) bottom is provided with sulfuric acid adding apparatus, and the absorption tower (10), which is provided with, follows
Endless tube road (23), the circulation line (23) are to set ammonium sulfate to be exported at the top of absorption tower (10) from absorption tower (10) bottom to set
The ammonium sulfate entrance of meter.
A kind of 9. ammonia-containing water heat treatment apparatus according to claim 8, it is characterised in that the circulation line (23)
On be provided with ammonium sulfate delivery pump (11), pH meter B (22) and ammonium sulfate conveying outlet.
A kind of 10. ammonia-containing water heat treatment apparatus according to claim 6, it is characterised in that temperature-sensing valve (5) root
The signal spread out of according to temperature sensor (6), automatically controls heating heat exchanger (4) hot side outlet temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373741.3U CN207227050U (en) | 2017-04-11 | 2017-04-11 | A kind of ammonia-containing water heat treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373741.3U CN207227050U (en) | 2017-04-11 | 2017-04-11 | A kind of ammonia-containing water heat treatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207227050U true CN207227050U (en) | 2018-04-13 |
Family
ID=61838794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720373741.3U Expired - Fee Related CN207227050U (en) | 2017-04-11 | 2017-04-11 | A kind of ammonia-containing water heat treatment apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207227050U (en) |
-
2017
- 2017-04-11 CN CN201720373741.3U patent/CN207227050U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |