CN107720830A - The device and UTILIZATION OF VESIDUAL HEAT IN technique that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate - Google Patents
The device and UTILIZATION OF VESIDUAL HEAT IN technique that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate Download PDFInfo
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- CN107720830A CN107720830A CN201711227988.5A CN201711227988A CN107720830A CN 107720830 A CN107720830 A CN 107720830A CN 201711227988 A CN201711227988 A CN 201711227988A CN 107720830 A CN107720830 A CN 107720830A
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- Prior art keywords
- heat exchanger
- pipe heat
- gas
- utilization
- tower
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- 239000012286 potassium permanganate Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 65
- 238000006243 chemical reaction Methods 0.000 claims abstract description 38
- 230000003584 silencer Effects 0.000 claims abstract description 10
- 238000001704 evaporation Methods 0.000 claims description 10
- 230000008020 evaporation Effects 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 8
- 238000005868 electrolysis reaction Methods 0.000 claims description 6
- 239000012452 mother liquor Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 239000012153 distilled water Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 2
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 56
- 238000007086 side reaction Methods 0.000 description 6
- OQVYMXCRDHDTTH-UHFFFAOYSA-N 4-(diethoxyphosphorylmethyl)-2-[4-(diethoxyphosphorylmethyl)pyridin-2-yl]pyridine Chemical compound CCOP(=O)(OCC)CC1=CC=NC(C=2N=CC=C(CP(=O)(OCC)OCC)C=2)=C1 OQVYMXCRDHDTTH-UHFFFAOYSA-N 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Manganates manganites or permanganates
- C01G45/1207—Permanganates ([MnO]4-) or manganates ([MnO4]2-)
- C01G45/1214—Permanganates ([MnO]4-) or manganates ([MnO4]2-) containing alkali metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0058—Use of waste energy from other processes or sources, e.g. combustion gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The device and UTILIZATION OF VESIDUAL HEAT IN technique evaporated the invention discloses a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN in potassium permanganate, described device are in main reaction tower（23）Reaction after gas vent（2）, then put with pipe heat exchanger（29,30）, the gas after compressive reaction can be exchanged heat by heat exchanger and material, then pass through silencer（39）Emptying, solves the problems, such as the waste of heat energy, residual heat of reaction is comprehensively utilized, reduce production run cost.It can will enter the material before vapo(u)rization system using the device and technique of the present invention and be preheating to 65 75 DEG C.
Description
Technical field
Patent of the present invention is related to the production of the inorganic compound of manganese, and more specifically Pneumatic fluidized tower is produced manganese by one kind
The waste heat of sour potassium is used for a kind of device and UTILIZATION OF VESIDUAL HEAT IN technique that potassium permanganate evaporation material enters the preheating before evaporation effect to material.
Background technology
The technique for producing potassium manganate both at home and abroad at present, is usually produced using Martin process, liquid phase method and Pneumatic fluidized tower method
Potassium manganate.I takes charge of Patent No. CN101746830 B, described in entitled " a kind of device for potassium manganate of keeping the safety in production ",
Gas vent is taken away substantial amounts of heat and directly emptied by silencer after it is disadvantageous in that reaction, causes substantial amounts of heat energy to obtain
Utilized less than effective, and the evaporation of our recovery alkali needs to preheat the material before entering effect with steam and passes through evaporation again
Enter alkali pump and be pumped into evaporation effect the inside.
The present inventors, in view of thermal waste existing for production potassium manganate, through research for a long time with keen determination, find main anti-
Answer tower（23）Reaction after gas vent（2）, then put with pipe heat exchanger（29,30）, by the gas after compressive reaction by changing
After hot device is exchanged heat, then pass through silencer（39）Emptying, solves the waste of heat energy, residual heat of reaction is comprehensively utilized,
Production run cost is reduced, so far completes the present invention.
The content of the invention
In view of this, an object of the present invention is that provide a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN evaporates in potassium permanganate
Device.
To reach above-mentioned purpose, the present invention provides following technical scheme：
The device that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate, it is characterised in that including main reaction tower 23, No.1
Pipe heat exchanger 29 and No. two pipe heat exchangers 30；The top of main reaction tower 23 is provided with gas vent 2 after reaction, the No.1
Pipe heat exchanger 29 changes provided with No.1 pipe heat exchanger gas feed 31, No.1 pipe heat exchanger material outlet 32, No.1 tubular type
Hot device gas vent 33 and No.1 pipe heat exchanger material inlet 34, No. two pipe heat exchangers 30 are provided with No. two pipe type heat transfers
The pipe heat exchanger material inlet 37 of pipe heat exchanger material outlet 36, two of device gas feed 35, two and No. two pipe type heat transfers
Device gas vent 38；
Gas vent 2 is connected with No.1 pipe heat exchanger gas feed 31 after the reaction that the top of main reaction tower 23 is set, and one
Number pipe heat exchanger gas vent 33 is connected with No. two pipe heat exchanger gas feeds 35, No. two pipe heat exchanger gas vents
38 are connected with silencer 39；No. two pipe heat exchanger material outlets 36 are connected with No.1 pipe heat exchanger material inlet 34.
Further, described No.1 pipe heat exchanger 29 and No. two pipe heat exchangers 30 are fixed tube-sheet exchanger.
Another object of the present invention is to provide one kind using Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN described above in potassium permanganate
The device of evaporation carries out UTILIZATION OF VESIDUAL HEAT IN technique.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN carries out UTILIZATION OF VESIDUAL HEAT IN technique in the device that potassium permanganate evaporates, and comprises the following steps：
S1:The potassium permanganate electrolysis mother liquor for needing to be concentrated by evaporation is separated the solid of the inside by filter press；
S2：The potassium permanganate for removing solid through filter press electrolysis mother liquor is pumped into No. two pipe heat exchanger material inlets 37 with pump to enter
Enter No. two pipe heat exchangers 30, material walks tube layer, and gas walks shell side after Pneumatic fluidized tower reaction, and material is from No. two pipe heat exchangers
Material outlet 36 discharges, and enters No.1 pipe heat exchanger 29 through No.1 pipe heat exchanger material inlet 34, material walks tube layer, pneumatically
Gas walks shell side after fluidization tower reaction, and material is discharged from No.1 pipe heat exchanger material outlet 32, and vapo(u)rization system is pumped into by pump
It is evaporated；
S3：Gas is entered by gas vent after reacting 2 by No.1 pipe heat exchanger gas feed 31 after Pneumatic fluidized tower reaction
No.1 pipe heat exchanger 29, gas walk shell side, material and gas reverse flow, and gas passes through No.1 pipe heat exchanger gas vent
33 enter No. two pipe heat exchanger gas feeds 35 by pipeline, and gas walks shell side inside No. two pipe heat exchangers, through No. two
Pipe heat exchanger gas vent 38 enters silencer 39, is emptied through muffler outlet 40.
Further, the filter press is plate and frame type filter-press.
Further, the distilled water that muffler cover disk condenses out in the step S3 returns to press filtration washery slag and used.
Further, before entering vapo(u)rization system, temperature of charge reaches 65-75 DEG C after heat exchanger preheats.
The beneficial effects of the present invention are：
The device that Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN provided by the invention is evaporated in potassium permanganate, the gas after compressive reaction can be led to
Cross heat exchanger to be exchanged heat with material, then emptied by silencer, solve the problems, such as the waste of heat energy, residual heat of reaction is carried out comprehensive
Close and utilize, reduce production run cost.It can will enter the material before vapo(u)rization system using the device and technique of the present invention to preheat
To 65-75 DEG C.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is the structure chart of the present invention；
1. participate in the gas feed of reaction；2. gas vent after reaction；3. flue gas import；4. flue gas outlet；5. reactant
Expect lye import；6. reaction mass manganese powder import；7. reacted material outlet；8. the chuck required for external heat；9. master is anti-
Answer tower taper tower tray；10. material escape hatch；11. side reaction tower material inlet；12. side reaction tower flue gas import；It is 13. secondary
Reaction tower flue gas chuck and outlet；14. side reaction tower material outlet；15. side reaction tower gas vent；16. evacuated tube；17.
The tapered tower tray of side reaction tower；18. reacted material inlet；19. material outlet；20. material inlet；21. material outlet；22.
Material outlet；23. main reaction tower；24. side reaction tower；25. low level reactor；26. separation of solid and liquid reactor；27. compression is clean
Air intlet；28. compress cleaned air preheater；29. No.1 pipe heat exchanger；30. No. two pipe heat exchangers；31. No.1 pipe
Formula heat exchanger gas feed；32. No.1 pipe heat exchanger material outlet；33. No.1 pipe heat exchanger gas vent；34. No.1
Pipe heat exchanger material inlet；35. No. two pipe heat exchanger gas feeds；36. No. two pipe heat exchanger material outlets；37. two
Number pipe heat exchanger material inlet；38. No. two pipe heat exchanger gas vents；39. silencer；40. muffler outlet.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As described in Figure 1, the device that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate, including main reaction tower 23,
No.1 pipe heat exchanger 29 and No. two pipe heat exchangers 30, three pass through pipeline sequential series；The top of main reaction tower 23 is set
There is gas vent 2 after reacting, the No.1 pipe heat exchanger 29 is provided with No.1 pipe heat exchanger gas feed 31, No.1 tubular type is changed
Hot device material outlet 32, No.1 pipe heat exchanger gas vent 33 and No.1 pipe heat exchanger material inlet 34, No. two pipes
Formula heat exchanger 30 goes out 36, No. two pipe heat exchangers provided with 35, No. two pipe heat exchanger materials of No. two pipe heat exchanger gas feeds
Material inlet 37 and No. two pipe heat exchanger gas vents 38；
Gas vent 2 is connected with No.1 pipe heat exchanger gas feed 31 after the reaction that the top of main reaction tower 23 is set, and one
Number pipe heat exchanger gas vent 33 is connected with No. two pipe heat exchanger gas feeds 35, No. two pipe heat exchanger gas vents
38 are connected with silencer 39；No. two pipe heat exchanger material outlets 36 are connected with No.1 pipe heat exchanger material inlet 34.
Embodiment
The potassium permanganate electrolysis mother liquor for needing to be concentrated by evaporation is separated the solid of the inside by plate and frame type filter-press,
Solid clogging heat exchanger tube layer is prevented, the potassium permanganate that solid is removed through plate and frame filter press electrolysis mother liquor is pumped into No. two pipes with pump
Formula heat exchanger material inlet 37 enters No. two pipe heat exchangers 30, and material walks tube layer, and gas walks shell side after Pneumatic fluidized tower reaction,
Material discharges from No. two pipe heat exchanger material outlets 36, enters No.1 pipe type heat transfer through No.1 pipe heat exchanger material inlet 34
Device 29, material walk tube layer, and gas walks shell side after Pneumatic fluidized tower reaction, and material goes out from No.1 pipe heat exchanger material outlet 32
Material, is pumped into vapo(u)rization system by pump and is evaporated, after testing, temperature of charge reaches 65-75 DEG C before entering vapo(u)rization system.
Gas vent 2 passes through No.1 pipe heat exchanger gas feed after gas is by reaction after Pneumatic fluidized tower reacts
31 enter No.1 pipe heat exchanger 29, and gas walks shell side, material and gas reverse flow, and gas passes through No.1 pipe heat exchanger gas
Body outlet 33 enters No. two pipe heat exchanger gas feeds 35 by pipeline, and to enter No. two pipe heat exchangers 30, gas is two
Shell side is walked inside number pipe heat exchanger, enters silencers 39 through No. two pipe heat exchanger gas vents 38, and through muffler outlet
40 emptyings.The distilled water that wherein muffler cover disk condenses out returns to press filtration washery slag and used.
The present invention is recycled the heat energy of the reacted gas of Pneumatic fluidized tower, reduces evaporation steam
Consumption, the exemplary role of energy-saving and emission-reduction is served in potassium permanganate industry.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (6)
1. the device that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate, it is characterised in that including main reaction tower（23）、
No.1 pipe heat exchanger (29) and No. two pipe heat exchangers（30）；
The main reaction tower（23）Top is provided with gas vent after reaction（2）；
The No.1 pipe heat exchanger (29) is provided with No.1 pipe heat exchanger gas feed (31), No.1 pipe heat exchanger material goes out
Mouthful（32）, No.1 pipe heat exchanger gas vent (33) and No.1 pipe heat exchanger material inlet (34), No. two tubular types change
Hot device（30）Provided with No. two pipe heat exchanger gas feeds (35), No. two pipe heat exchanger material outlets（36）, No. two tubular types change
Hot device material inlet (37) and No. two pipe heat exchanger gas vents (38)；
The main reaction tower（23）Gas vent (2) and the gas feed of No.1 pipe heat exchanger (31) phase after the reaction that top is set
Even, No.1 pipe heat exchanger gas vent (33) is connected with No. two pipe heat exchanger gas feeds (35), No. two pipe heat exchangers
Gas vent（38）With silencer（39）It is connected；No. two pipe heat exchanger material outlets（36）With No.1 pipe type heat transfer implements
Expect import（34）It is connected.
2. the device that Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN according to claim 1 is evaporated in potassium permanganate, it is characterised in that institute
The No.1 pipe heat exchanger (29) and No. two pipe heat exchangers stated（30）It is fixed tube-sheet exchanger.
3. a kind of usage right requires that the 1 Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN carries out UTILIZATION OF VESIDUAL HEAT IN in the device that potassium permanganate evaporates
Technique, it is characterised in that comprise the following steps：
S1:The potassium permanganate electrolysis mother liquor for needing to be concentrated by evaporation is separated the solid of the inside by filter press；
S2：The potassium permanganate that solid is removed through filter press electrolysis mother liquor is pumped into No. two pipe heat exchanger material inlets with pump（37）
Into No. two pipe heat exchangers（30）, material walks tube layer, and gas walks shell side after Pneumatic fluidized tower reaction, and material changes from No. two tubular types
Hot device material outlet（36）Discharging, through No.1 pipe heat exchanger material inlet（34）Into No.1 pipe heat exchanger（29）, material
Walk tube layer, gas walks shell side after Pneumatic fluidized tower reaction, and material is from No.1 pipe heat exchanger material outlet（32）Discharging, passes through pump
Vapo(u)rization system is pumped into be evaporated；
S3：Gas is by gas vent after reacting after Pneumatic fluidized tower reaction（2）Pass through No.1 pipe heat exchanger gas feed（31）
Into No.1 pipe heat exchanger（29）, gas walks shell side, material and gas reverse flow, and gas passes through No.1 pipe heat exchanger gas
Body exports（33）No. two pipe heat exchanger gas feeds are entered by pipeline（35）, gas walks shell inside No. two pipe heat exchangers
Journey, through No. two pipe heat exchanger gas vents（38）Into silencer（39）, through muffler outlet（40）Emptying.
4. UTILIZATION OF VESIDUAL HEAT IN technique according to claim 3, it is characterised in that the filter press is plate and frame type filter-press.
5. UTILIZATION OF VESIDUAL HEAT IN technique according to claim 3, it is characterised in that in the step S3 under the condensation of muffler cover disk
The distilled water come returns to press filtration washery slag and used.
6. UTILIZATION OF VESIDUAL HEAT IN technique according to claim 3, it is characterised in that before entering vapo(u)rization system, after heat exchanger preheats
Temperature of charge reaches 65-75 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711227988.5A CN107720830A (en) | 2017-11-29 | 2017-11-29 | The device and UTILIZATION OF VESIDUAL HEAT IN technique that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711227988.5A CN107720830A (en) | 2017-11-29 | 2017-11-29 | The device and UTILIZATION OF VESIDUAL HEAT IN technique that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107720830A true CN107720830A (en) | 2018-02-23 |
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| CN201711227988.5A Pending CN107720830A (en) | 2017-11-29 | 2017-11-29 | The device and UTILIZATION OF VESIDUAL HEAT IN technique that a kind of Pneumatic fluidized tower UTILIZATION OF VESIDUAL HEAT IN is evaporated in potassium permanganate |
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| Country | Link |
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| CN (1) | CN107720830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110980812A (en) * | 2019-12-26 | 2020-04-10 | 广东航鑫科技股份公司 | Production system and production method of potassium manganate |
| CN111905682A (en) * | 2020-08-18 | 2020-11-10 | 萍乡市利升科技有限公司 | Oxidation tower and molten salt method continuous oxidation process for producing potassium permanganate by using same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111905682A (en) * | 2020-08-18 | 2020-11-10 | 萍乡市利升科技有限公司 | Oxidation tower and molten salt method continuous oxidation process for producing potassium permanganate by using same |
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Application publication date: 20180223 |