CN108840475B - Sludge drying distilled water removes ammonia nitrogen system - Google Patents
Sludge drying distilled water removes ammonia nitrogen system Download PDFInfo
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- CN108840475B CN108840475B CN201810693110.9A CN201810693110A CN108840475B CN 108840475 B CN108840475 B CN 108840475B CN 201810693110 A CN201810693110 A CN 201810693110A CN 108840475 B CN108840475 B CN 108840475B
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- connecting pipe
- ammonia nitrogen
- box body
- absorption
- pump
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- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 title claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000012153 distilled water Substances 0.000 title claims abstract description 16
- 238000001035 drying Methods 0.000 title claims abstract description 16
- 239000010802 sludge Substances 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 88
- 238000010521 absorption reaction Methods 0.000 claims abstract description 82
- 238000007664 blowing Methods 0.000 claims abstract description 38
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 33
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
- 238000005192 partition Methods 0.000 claims description 24
- 230000008929 regeneration Effects 0.000 claims description 23
- 238000011069 regeneration method Methods 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 20
- 238000012856 packing Methods 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 13
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 12
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 12
- 230000002572 peristaltic effect Effects 0.000 claims description 12
- 239000012286 potassium permanganate Substances 0.000 claims description 12
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000011593 sulfur Substances 0.000 abstract description 4
- 229910052717 sulfur Inorganic materials 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 description 18
- 239000002912 waste gas Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Images
Classifications
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- 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
- B01D53/002—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 by condensation
-
- 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
- B01D53/14—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 by absorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
Abstract
The invention discloses a sludge drying distilled water ammonia nitrogen removal system which comprises an adjusting tank, a sodium hydroxide box body, an electromagnetic valve, a throttling assembly, a sulfur blowing assembly, an absorption assembly, a second feeding pump, a flowmeter, a PH detector and a liquid heater, wherein one side of the adjusting tank is connected with one side of the second feeding pump through a connecting pipe, the other side of the second feeding pump is connected with the flowmeter through a connecting pipe, the other side of the flowmeter is connected with the throttling assembly through a connecting pipe, the other side of the throttling assembly is connected with the liquid heater through a connecting pipe, one side of the liquid heater is connected with the sulfur blowing assembly through a connecting pipe, and the other side of the sulfur blowing assembly is provided with the absorption assembly; the invention is beneficial to improving the ammonia nitrogen stripping rate, greatly reduces the energy consumption and reduces the production cost; can convert ammonia nitrogen for utilization without direct discharge, greatly improves the resource utilization rate, and is beneficial to energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of sewage treatment equipment, in particular to a system for removing ammonia nitrogen from sludge drying distilled water.
Background
With the rapid development of economy in China, a large amount of high-concentration ammonia nitrogen wastewater is generated. The large amount of industrial wastewater containing ammonia nitrogen is discharged, so that the ammonia nitrogen in the water body is enriched in a large amount, and the eutrophication and deterioration of the water body are caused, thereby not only seriously influencing the normal life of people, but also even harming the health of people, and having great social influence.
At present, a blow-off method is adopted in a sludge drying distilled water ammonia nitrogen removal system, but the existing blow-off method has the following defects: the ammonia nitrogen stripping rate is low, the energy consumption is greatly improved, and the production cost is increased; ammonia nitrogen can not be converted and utilized, and is directly discharged, so that the resource utilization rate is greatly reduced; in view of the defects, a system for removing ammonia nitrogen from sludge drying distilled water is needed.
Disclosure of Invention
The invention aims to provide a system for removing ammonia nitrogen from sludge drying distilled water, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a sludge drying distilled water ammonia nitrogen removal system comprises an adjusting tank, a sodium hydroxide box body, an electromagnetic valve, a throttling assembly, an ammonia nitrogen blowing assembly, an absorption assembly, a second feeding pump, a liquid heater and a PH detector, wherein one side of the adjusting tank is connected with one side of the second feeding pump through a connecting pipe, the other side of the second feeding pump is connected with the liquid heater through a connecting pipe, the other side of the liquid heater is connected with the throttling assembly through a connecting pipe, the other side of the throttling assembly is connected with the ammonia nitrogen blowing assembly through a connecting pipe, and the absorption assembly is arranged on the other side of the ammonia nitrogen blowing assembly;
the throttling assembly comprises an annular sleeve, a reset spring, a first partition plate, a first overflow hole, a second partition plate, a second overflow hole and a chute, the chutes are formed in the inner walls of the two corresponding sides of the annular sleeve, one ends of the chutes are connected through the first partition plate, the other ends of the chutes are connected through the second partition plate, a plurality of second overflow holes are formed in one side of the second partition plate, a plurality of first overflow holes are formed in one side of the first partition plate, the first overflow holes and the second overflow holes are arranged in a staggered mode, and the two corresponding ends of one side of the first partition plate are connected with the second partition plate through the reset spring;
the ammonia nitrogen blowing assembly comprises an ammonia nitrogen blowing box body, a collecting box, a gas heater, an air compressor, a first water pump, a potassium permanganate acid liquid box body, a packing layer, a first gas-liquid distributor and a first spray head, wherein the bottom of the ammonia nitrogen blowing box body is connected with the collecting box through angle steel, inner walls of two corresponding sides of the ammonia nitrogen blowing box body are connected through the packing layer, the first gas-liquid distributor is installed at the bottom of the packing layer, the first spray head is installed at the top end of the inner wall of one side of the ammonia nitrogen blowing box body, one side of the potassium permanganate acid liquid box body is connected with the first water pump through a connecting pipe, and the other end of the first water pump penetrates through the inner wall of one;
the absorption assembly comprises a first air pump, an absorption box body, an air outlet pipe, a servo motor, a first feeding pump, a regeneration tank, an absorption liquid circulating pump, a peristaltic pump, an absorption liquid storage tank, a stirring rod, a rotating shaft, a second sprayer, a second gas-liquid distributor, a second air pump, an ammonia water collecting tank and a condenser, wherein one side of the first air pump is connected with the top of the ammonia nitrogen blowing box body through a connecting pipe, the other side of the first air pump is connected with the bottom end of one side of the absorption box body through a connecting pipe, the servo motor is installed at the center of the bottom of the absorption box body, an output shaft of the servo motor is connected with the rotating shaft through a coupler, the stirring rod is welded and fixed on the outer side of the rotating shaft, the two corresponding sides of the first feeding pump are respectively connected with the absorption box body and the regeneration tank through connecting pipes, the inner walls of the two corresponding sides of the regeneration tank are connected through a second gas-liquid distributor, one side, and the opposite side of second aspiration pump passes through the connecting pipe and is connected with regeneration tank one side top, the corresponding both sides inner wall of jar is collected to the ammonia passes through the condenser and is connected, one side of absorption liquid holding vessel is passed through the connecting pipe and is connected with absorption liquid circulating pump one side, and the opposite side of absorption liquid circulating pump passes through the connecting pipe and is connected with regeneration tank one side bottom, the top of absorption liquid holding vessel is passed through the connecting pipe and is connected with peristaltic pump one side, the second shower nozzle is installed on one side inner wall top of absorption box, the opposite side of peristaltic pump passes absorption box one side inner wall through the connecting pipe and is connected with the second shower nozzle.
Furthermore, the top of the adjusting tank is connected with the electromagnetic valve through a connecting pipe, and the other end of the electromagnetic valve is connected with the sodium hydroxide box body through a connecting pipe.
Furthermore, a PH detector is fixed at the position, close to the electromagnetic valve, of the top of the adjusting tank through screws.
Furthermore, a water inlet pipe is arranged on the adjusting tank.
Furthermore, one side of the ammonia nitrogen blowing box body is connected with the gas heater through a connecting pipe, and the other side of the gas heater is connected with the air compressor through a connecting pipe.
Furthermore, the packing layer is provided with three layers, and the packing layer is a stainless steel ring material component.
Further, the rotating shaft is located inside the absorption box body, the servo motor is connected with the absorption box body through bolts, and the air outlet pipe is installed at the top end of the absorption box body.
Compared with the prior art, the invention has the following beneficial effects:
1. the waste water flows into the space between the second clapboard and the first clapboard through the first overflow hole on the first clapboard, along with the excessive accumulation of the waste water between the second clapboard and the first clapboard, the waste water between the second clapboard and the first clapboard is extruded and pushed due to the first clapboard, the reset spring is stressed and stretched, the reset spring has reverse acting force on the second clapboard, the waste water between the second clapboard and the first clapboard is extruded, the waste water flows out through the second overflow hole on the second clapboard and enters the blow box body through the connecting pipe, the potassium permanganate in the potassium permanganate acid liquid box body is pumped out by the first water pump and sprayed out through the first spray head, the waste water passes through the packing layer and the first gas-liquid distributor, waste gas with ammonia gas is generated for gas-liquid separation, the gas flows upwards, the waste water falls into the collection box, and the ammonia-nitrogen blow-off rate is favorably improved, the consumption of energy is greatly reduced, and the production cost is reduced;
2. the first air pump pumps the generated waste gas and discharges the waste gas into the absorption box body, the peristaltic pump pumps the absorption liquid in the absorption liquid storage tank, the absorption liquid is sprayed out by the second spray head to spray the waste gas, the ammonia gas is left, and the rest waste gas is absorbed, the ammonia gas and the sprayed absorption liquid are pumped out from the absorption box body by the first feeding pump and discharged into the regeneration tank, the gas-liquid separation is carried out through the second gas-liquid distributor, so that the ammonia gas is positioned in the upper space of the regeneration tank, the waste gas is absorbed by the sprayed absorption liquid and becomes saturated absorption liquid, the saturated absorption liquid is pumped out by the absorption liquid circulating pump and discharged into the absorption liquid storage tank to be neutralized and become unsaturated absorption liquid, the ammonia gas at the upper layer in the regeneration tank is pumped out by the second air pump and discharged into the ammonia water collection tank, the ammonia gas is condensed by a condenser in the ammonia water collection tank, the ammonia nitrogen can be converted and utilized without being directly discharged, greatly improves the resource utilization rate and is beneficial to energy conservation and environmental protection.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall elevational view of the present invention;
FIG. 2 is a schematic view of the throttle assembly of the present invention;
FIG. 3 is a schematic view of the internal structure of the ammonia nitrogen blowing box body of the invention;
FIG. 4 is a schematic view showing the internal structure of the absorption tank of the present invention;
FIG. 5 is a schematic view of the internal structure of the regeneration tank of the present invention;
FIG. 6 is a schematic view of the internal structure of the ammonia water collecting tank of the present invention;
in the figure: 1. a conditioning tank; 2. a sodium hydroxide box body; 3. an electromagnetic valve; 4. a throttle assembly; 41. an annular sleeve; 42. a return spring; 43. a first separator; 44. a first overflow aperture; 45. a second separator; 46. a second overflow aperture; 47. a chute; 5. an ammonia nitrogen blowing component; 51. blowing an ammonia nitrogen box body; 52. a collection box; 53. a gas heater; 54. an air compressor; 55. a first water pump; 56. a potassium permanganate acid liquor tank body; 57. a filler layer; 58. a first gas-liquid distributor; 59. a first nozzle; 6. an absorbent assembly; 61. a first air pump; 62. an absorption box body; 63. an air outlet pipe; 64. a servo motor; 65. a first feed pump; 66. a regeneration tank; 67. an absorption liquid circulating pump; 68. a peristaltic pump; 69. an absorption liquid storage tank; 610. a stirring rod; 611. a rotating shaft; 612. a second nozzle; 613. a second gas-liquid distributor; 614. a second air pump; 615. an ammonia water collection tank; 616. a condenser; 7. a second feed pump; 8. a liquid heater; 9. a pH detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a sludge drying distilled water ammonia nitrogen removal system comprises an adjusting tank 1, a sodium hydroxide box 2, an electromagnetic valve 3, a throttling component 4, an ammonia nitrogen blowing component 5, an absorption component 6, a second feeding pump 7, a liquid heater 8 and a PH detector 9, wherein one side of the adjusting tank 1 is connected with one side of the second feeding pump 7 through a connecting pipe, the other side of the second feeding pump 7 is connected with the liquid heater 8 through a connecting pipe, the other side of the liquid heater 8 is connected with the throttling component 4 through a connecting pipe, the other side of the throttling component 4 is connected with the ammonia nitrogen blowing component 5 through a connecting pipe, the absorption component 6 is arranged on the other side of the ammonia nitrogen blowing component 5, the top of the adjusting tank 1 is connected with the electromagnetic valve 3 through a connecting pipe, the other end of the electromagnetic valve 3 is connected with the sodium hydroxide box 2 through a connecting pipe, which is beneficial to adding of sodium hydroxide solution, so that, a PH detector 9 is fixed at the position, close to the electromagnetic valve 3, of the top of the adjusting tank 1 through screws, so that the PH value of the solution in the adjusting tank 1 can be detected conveniently, and a water inlet pipe is arranged on the adjusting tank 1, so that wastewater can enter conveniently; the throttling assembly 4 comprises an annular sleeve 41, a return spring 42, a first partition plate 43, first overflow holes 44, a second partition plate 45, second overflow holes 46 and a sliding groove 47, sliding grooves 47 are formed in the inner walls of two corresponding sides of the annular sleeve 41, one ends of the sliding grooves 47 are connected through the first partition plate 43, the other ends of the sliding grooves 47 are connected through the second partition plate 45, a plurality of second overflow holes 46 are formed in one side of the second partition plate 45, a plurality of first overflow holes 44 are formed in one side of the first partition plate 43, the first overflow holes 44 and the second overflow holes 46 are arranged in a staggered mode, two corresponding ends of one side of the first partition plate 43 are connected with the second partition plate 45 through the return spring 42, throttling is facilitated, and flow speed is reduced; the ammonia nitrogen blowing assembly 5 comprises an ammonia nitrogen blowing box body 51, a collecting box 52, a gas heater 53, an air compressor 54, a first water pump 55, a potassium permanganate acid liquid box body 56, a packing layer 57, a first gas-liquid distributor 58 and a first spray nozzle 59, wherein the bottom of the ammonia nitrogen blowing box body 51 is connected with the collecting box 52 through angle steel, the inner walls of the two corresponding sides of the ammonia nitrogen blowing box body 51 are connected through the packing layer 57, the first gas-liquid distributor 58 is installed at the bottom of the packing layer 57, the packing layer 57 is provided with three layers, the packing layer 57 is a stainless steel ring material component and is beneficial to multiple separation of gas and liquid, the top end of the inner wall of one side of the ammonia nitrogen blowing box body 51 is provided with the first spray nozzle 59, one side of the potassium permanganate acid liquid box body 56 is connected with the first water pump 55 through a connecting pipe, the other end of the first water pump 55 penetrates through the inner wall of one side of, the other side of the gas heater 53 is connected with the air compressor 54 through a connecting pipe, so that external air can be heated and introduced into the ammonia nitrogen blowing box body 51, the gas in the ammonia nitrogen blowing box body 51 can rise, gas-liquid separation can be facilitated, and sulfur elements can be removed; the absorption assembly 6 comprises a first suction pump 61, an absorption box 62, an air outlet pipe 63, a servo motor 64, a first feeding pump 65, a regeneration tank 66, an absorption liquid circulating pump 67, a peristaltic pump 68, an absorption liquid storage tank 69, a stirring rod 610, a rotating shaft 611, a second spray head 612, a second gas-liquid distributor 613, a second suction pump 614, an ammonia water collecting tank 615 and a condenser 616, wherein one side of the first suction pump 61 is connected with the top of the ammonia nitrogen blowing box 51 through a connecting pipe, the other side of the first suction pump 61 is connected with the bottom end of one side of the absorption box 62 through a connecting pipe, the servo motor 64 is installed at the center of the bottom of the absorption box 62, an output shaft of the servo motor 64 is connected with the rotating shaft 611 through a coupler, the stirring rod 610 is fixedly welded to the outer side of the rotating shaft 611, two corresponding sides of the first feeding pump 65 are respectively connected with the absorption box 62 and the regeneration tank 66 through connecting pipes, the inner walls of two corresponding sides of the regeneration, one side of the ammonia water collecting tank 615 is connected with one side of the second air pump 614 through a connecting pipe, the other side of the second air pump 614 is connected with the top end of one side of the regeneration tank 66 through a connecting pipe, the inner walls of the two corresponding sides of the ammonia water collecting tank 615 are connected through a condenser 616, one side of the absorption liquid storage tank 69 is connected with one side of the absorption liquid circulating pump 67 through a connecting pipe, the other side of the absorption liquid circulating pump 67 is connected with the bottom end of one side of the regeneration tank 66 through a connecting pipe, the top end of the absorption liquid storage tank 69 is connected with one side of the peristaltic pump 68 through a connecting pipe, the top end of one side of the inner wall of the absorption tank 62 is provided with a second nozzle 612, the other side of the peristaltic pump 68 penetrates through the inner wall of one side of the absorption tank 62 through a connecting pipe to be connected with the second nozzle 612, the rotating shaft, the air is discharged, and the ammonia gas is absorbed and collected; the electromagnetic valve 3 is opened, so that the sodium hydroxide solution in the sodium hydroxide box body 2 flows into the adjusting tank 1, the wastewater in the adjusting tank 1 is neutralized, ammonia nitrogen elements are absorbed, the wastewater in the adjusting tank 1 is pumped out by the second feeding pump 7, is heated by the liquid heater 8 and is discharged into the annular sleeve 41, flows into the space between the second clapboard 45 and the first clapboard 43 through the first overflow hole 44 on the first clapboard 43, along with the excessive accumulation of the wastewater between the second clapboard 45 and the first clapboard 43, the accumulation of the wastewater on the annular sleeve 41 due to the first clapboard 43 extrudes and pushes the second clapboard 45 to enable the reset spring 42 to be stressed and stretched, the reset spring 42 has reverse acting force on the second clapboard 45 to extrude the wastewater between the second clapboard 45 and the first clapboard 43, so that the wastewater flows out through the second overflow hole 46 on the second clapboard 45, enters an ammonia nitrogen blowing box body 51 through a connecting pipe, a first water pump 55 pumps potassium permanganate liquid in a potassium permanganate liquid box body 56 and sprays the potassium permanganate liquid through a first spray nozzle 59 to spray wastewater, the wastewater generates waste gas with ammonia through a packing layer 57 and a first gas-liquid distributor 58 to perform gas-liquid separation, the gas flows upwards, the wastewater falls into a collection box 52, a first suction pump 61 pumps the generated waste gas and discharges the waste gas into an absorption box body 62, a peristaltic pump 68 pumps absorption liquid in an absorption liquid storage tank 69 and sprays the waste gas through a second spray nozzle 612 to spray the waste gas, the ammonia is left to absorb the rest waste gas, a first feeding pump 65 pumps the ammonia and the sprayed absorption liquid out of the absorption box body 62 and discharges the ammonia and the sprayed absorption liquid into a regeneration tank 66, the ammonia and the ammonia are subjected to gas-liquid separation through a second gas-liquid distributor 613 to enable the ammonia to be positioned in the upper space of the regeneration tank 66, and the sprayed absorption liquid, absorbing the waste gas to form saturated absorption liquid, pumping the saturated absorption liquid by an absorption liquid circulating pump 67, discharging the saturated absorption liquid into an absorption liquid storage tank 69 for neutralization to form unsaturated absorption liquid, pumping the ammonia gas on the upper layer in the regeneration tank 66 by a second air pump 614, discharging the ammonia gas into an ammonia water collecting tank 615, condensing the ammonia gas by a condenser 616 in the ammonia water collecting tank 615 to form ammonia water for collection; the process is beneficial to improving the ammonia nitrogen stripping rate, greatly reduces the energy consumption and reduces the production cost; can convert ammonia nitrogen for utilization without direct discharge, greatly improves the resource utilization rate, and is beneficial to energy conservation and environmental protection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a sludge drying distilled water removes ammonia nitrogen system, includes surge tank (1), sodium hydroxide box (2), solenoid valve (3), throttle subassembly (4), blows ammonia nitrogen subassembly (5), absorption components (6), second charge pump (7), liquid heater (8) and PH detector (9), its characterized in that: one side of the adjusting tank (1) is connected with one side of a second feeding pump (7) through a connecting pipe, the other side of the second feeding pump (7) is connected with a liquid heater (8) through a connecting pipe, the other side of the liquid heater (8) is connected with a throttling assembly (4) through a connecting pipe, the other side of the throttling assembly (4) is connected with an ammonia nitrogen blowing assembly (5) through a connecting pipe, and an absorption assembly (6) is arranged on the other side of the ammonia nitrogen blowing assembly (5);
the throttling assembly (4) comprises an annular sleeve (41), a return spring (42), a first partition plate (43), first overflow holes (44), a second partition plate (45), second overflow holes (46) and sliding grooves (47), the sliding grooves (47) are formed in the inner walls of two corresponding sides of the annular sleeve (41), one ends of the sliding grooves (47) are connected through the first partition plate (43), the other ends of the sliding grooves (47) are connected through the second partition plate (45), a plurality of second overflow holes (46) are formed in one side of the second partition plate (45), a plurality of first overflow holes (44) are formed in one side of the first partition plate (43), the first overflow holes (44) are arranged in a staggered mode with the second overflow holes (46), and two corresponding ends of one side of the first partition plate (43) are connected with the second partition plate (45) through the return spring (42);
the ammonia nitrogen blowing assembly (5) comprises an ammonia nitrogen blowing box body (51), a collecting box (52), a gas heater (53), an air compressor (54), a first water pump (55), a potassium permanganate acid liquid box body (56), a packing layer (57), a first gas-liquid distributor (58) and a first spray head (59), the bottom of the ammonia nitrogen blowing box body (51) is connected with a collecting box (52) through angle steel, the inner walls of the corresponding two sides of the ammonia nitrogen blowing box body (51) are connected through a packing layer (57), and the bottom of the packing layer (57) is provided with a first gas-liquid distributor (58), the top end of the inner wall at one side of the ammonia nitrogen blowing box body (51) is provided with a first spray head (59), one side of the potassium permanganate acid liquid tank body (56) is connected with a first water pump (55) through a connecting pipe, the other end of the first water pump (55) penetrates through the inner wall of one side of the ammonia nitrogen blowing box body (51) through a connecting pipe to be connected with a first spray head (59);
the absorption assembly (6) comprises a first suction pump (61), an absorption box body (62), an air outlet pipe (63), a servo motor (64), a first feeding pump (65), a regeneration tank (66), an absorption liquid circulating pump (67), a peristaltic pump (68), an absorption liquid storage tank (69), a stirring rod (610), a rotating shaft (611), a second spray head (612), a second gas-liquid distributor (613), a second suction pump (614), an ammonia water collection tank (615) and a condenser (616), wherein one side of the first suction pump (61) is connected with the top of the ammonia nitrogen blowing box body (51) through a connecting pipe, the other side of the first suction pump (61) is connected with the bottom end of one side of the absorption box body (62) through a connecting pipe, the servo motor (64) is installed at the center of the bottom of the absorption box body (62), and an output shaft of the servo motor (64) is connected with the rotating shaft (611) through a coupler, the outside welded fastening of pivot (611) has stirring rod (610), the both sides that correspond of first charge pump (65) are passed through the connecting pipe and are connected with absorption box (62) and regeneration tank (66) respectively, the both sides inner wall that corresponds of regeneration tank (66) passes through second gas-liquid distributor (613) and is connected, one side of ammonia collecting tank (615) is passed through the connecting pipe and is connected with second aspiration pump (614) one side, and the opposite side of second aspiration pump (614) passes through the connecting pipe and is connected with regeneration tank (66) one side top, the both sides inner wall that corresponds of ammonia collecting tank (615) passes through condenser (616) and is connected, one side of absorption liquid holding vessel (69) is passed through the connecting pipe and is connected with absorption liquid circulating pump (67) one side, and the opposite side of absorption liquid circulating pump (67) passes through the connecting pipe and is connected with regeneration tank (66) one side bottom, the top of absorption liquid holding vessel (69) is passed through the connecting pipe and is connected with peristaltic pump (68) one side, and a second spray head (612) is arranged at the top end of the inner wall of one side of the absorption box body (62), and the other side of the peristaltic pump (68) penetrates through the inner wall of one side of the absorption box body (62) through a connecting pipe to be connected with the second spray head (612).
2. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: the top of the adjusting tank (1) is connected with the electromagnetic valve (3) through a connecting pipe, and the other end of the electromagnetic valve (3) is connected with the sodium hydroxide box body (2) through a connecting pipe.
3. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: and a PH detector (9) is fixed at the position, close to the electromagnetic valve (3), of the top of the adjusting tank (1) through screws.
4. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: the adjusting tank (1) is provided with a water inlet pipe.
5. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: one side of the ammonia nitrogen blowing box body (51) is connected with the gas heater (53) through a connecting pipe, and the other side of the gas heater (53) is connected with the air compressor (54) through a connecting pipe.
6. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: the packing layer (57) is provided with three layers, and the packing layer (57) is a stainless steel ring material component.
7. The system for removing ammonia nitrogen from sludge drying distilled water according to claim 1, which is characterized in that: the rotating shaft (611) is located inside the absorption box body (62), the servo motor (64) is connected with the absorption box body (62) through bolts, and the air outlet pipe (63) is installed at the top end of the absorption box body (62).
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| CN201810693110.9A CN108840475B (en) | 2018-06-29 | 2018-06-29 | Sludge drying distilled water removes ammonia nitrogen system |
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| CN108840475B true CN108840475B (en) | 2021-05-25 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000246272A (en) * | 1999-02-25 | 2000-09-12 | Kansai Kankyo Kaihatsu Kk | Method for removing nitrogen of sewage |
| CN103449551A (en) * | 2013-09-17 | 2013-12-18 | 天津市创举科技有限公司 | Multi-level ammonia-nitrogen wastewater removal process and equipment |
| CN104724871A (en) * | 2015-03-20 | 2015-06-24 | 苏州聚智同创环保科技有限公司 | Technique for recycling ketazine-process hydrazine hydrate high-salt wastewater |
| CN104746312A (en) * | 2015-02-09 | 2015-07-01 | 合肥市宏键精工模具有限责任公司 | Detergent instant dissolving water inlet box assembly |
| CN108017183A (en) * | 2016-11-02 | 2018-05-11 | 中芯国际集成电路制造(上海)有限公司 | The processing method and processing unit of a kind of semicon industry waste water containing hydrogen peroxide |
| CN108178222A (en) * | 2018-02-10 | 2018-06-19 | 许灯彪 | A kind of ammonia ingredient recovery and treatment method and system |
-
2018
- 2018-06-29 CN CN201810693110.9A patent/CN108840475B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000246272A (en) * | 1999-02-25 | 2000-09-12 | Kansai Kankyo Kaihatsu Kk | Method for removing nitrogen of sewage |
| CN103449551A (en) * | 2013-09-17 | 2013-12-18 | 天津市创举科技有限公司 | Multi-level ammonia-nitrogen wastewater removal process and equipment |
| CN104746312A (en) * | 2015-02-09 | 2015-07-01 | 合肥市宏键精工模具有限责任公司 | Detergent instant dissolving water inlet box assembly |
| CN104724871A (en) * | 2015-03-20 | 2015-06-24 | 苏州聚智同创环保科技有限公司 | Technique for recycling ketazine-process hydrazine hydrate high-salt wastewater |
| CN108017183A (en) * | 2016-11-02 | 2018-05-11 | 中芯国际集成电路制造(上海)有限公司 | The processing method and processing unit of a kind of semicon industry waste water containing hydrogen peroxide |
| CN108178222A (en) * | 2018-02-10 | 2018-06-19 | 许灯彪 | A kind of ammonia ingredient recovery and treatment method and system |
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| CN108840475A (en) | 2018-11-20 |
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Address after: 226000 Jiangsu mayor of Nantong Road No. 695 Patentee after: Jiangsu Hairong Water Co.,Ltd. Address before: 226000 Jiangsu mayor of Nantong Road No. 695 Patentee before: JIANGSU HAI RONG THERMAL ENERGY ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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Denomination of invention: A sludge drying distilled water ammonia nitrogen removal system Granted publication date: 20210525 Pledgee: China Merchants Bank Limited by Share Ltd. Nantong branch Pledgor: Jiangsu Hairong Water Co.,Ltd. Registration number: Y2024980004711 |
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