CN107892276A - One kind energy-conservation bromine production system - Google Patents
One kind energy-conservation bromine production system Download PDFInfo
- Publication number
- CN107892276A CN107892276A CN201711420002.6A CN201711420002A CN107892276A CN 107892276 A CN107892276 A CN 107892276A CN 201711420002 A CN201711420002 A CN 201711420002A CN 107892276 A CN107892276 A CN 107892276A
- Authority
- CN
- China
- Prior art keywords
- destilling tower
- mother liquor
- production system
- chlorine
- bromine production
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 title claims abstract description 41
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 229910052794 bromium Inorganic materials 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 238000004134 energy conservation Methods 0.000 title claims abstract description 15
- 239000012452 mother liquor Substances 0.000 claims abstract description 54
- 239000000460 chlorine Substances 0.000 claims abstract description 53
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 52
- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 239000002699 waste material Substances 0.000 claims abstract description 9
- 239000002253 acid Substances 0.000 claims description 37
- 239000007788 liquid Substances 0.000 claims description 16
- 238000004821 distillation Methods 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 206010054949 Metaplasia Diseases 0.000 claims 1
- 230000015689 metaplastic ossification Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 12
- 241001131796 Botaurus stellaris Species 0.000 description 5
- 239000002918 waste heat Substances 0.000 description 4
- 239000012267 brine Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 241000628997 Flos Species 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 238000009841 combustion method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/09—Bromine; Hydrogen bromide
- C01B7/096—Bromine
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/54—Preparation of sulfur dioxide by burning elemental sulfur
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/80—Apparatus
- C01B17/806—Absorbers; Heat exchangers
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- 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
Abstract
The present invention provides a kind of energy-conservation bromine production system, which solve existing bromine production system energy waste and the higher technical problem of cost, it is provided with destilling tower, destilling tower is provided with destilling tower inlet duct and destilling tower outlet conduit, destilling tower bottom is connected with chlorine inlet pipeline, destilling tower inlet duct is provided with evaporated mother liquor heater, mother liquor regulating valve and mother liquor stream gauge, bromine production system is additionally provided with controller, mother liquor regulating valve and mother liquor stream gauge are connected with controller, the method can be widely used in bromine production.
Description
Technical field
The present invention relates to bromine field, and bromine production system is saved more particularly, to one kind.
Background technology
Bromine is a kind of liquid of reddish brown, and the nonmetalloid that the only one under normal temperature is in a liquid state, and has stimulation
Property smell and severe corrosive.Bromine was found in 1842, was the important industrial chemicals of chemical industry, in fire retardant, extinguishing chemical, system
The industries such as cryogen, photosensitive material, medicine, agricultural chemicals, oil field have extensive use.
The natural resources of bromine are primarily present in deposit salt mine and the salt lake of seawater, underground concentrated brine and fossil sea floor
In water.The more of industrialization extraction bromine are extracted using chlorine oxidation process after collection subsurface brine and seawater drying concentration.So greatly
It is regional that the bromine manufacturing enterprise of amount is distributed in coastal and beach, and because plant area is scattered in the wild, most of factories still use
Coal-burning boiler is produced, and with the reinforcement of national environmental protection management, is eliminated coal-burning boiler and is produced using clean energy resource
Imperative, therefore, reducing production cost using waste heat recovery, carrying out cleanly production has very big practical significance.
The content of the invention
The present invention places one's entire reliance upon manual operation aiming at existing bromine production system, can not realize automatic operating,
Thermal source needed for bromine distillation is heated by steam caused by fire coal, fuel oil, combustion alcohol and natural gas boiler etc., factory
Involved pressure vessel is more in area, fuel storage potential safety hazard is larger, for solve relatively low above-mentioned security, energy waste and
The higher technical problem of cost, now provide a kind of higher security, the saving energy and lower-cost energy-conservation bromine production system
System.
Therefore, the present invention is provided with destilling tower, destilling tower is provided with destilling tower inlet duct and destilling tower outlet conduit, destilling tower
Bottom is connected with chlorine inlet pipeline, and destilling tower inlet duct is provided with evaporated mother liquor heater, mother liquor regulating valve and mother liquor stream
Gauge, bromine production system are additionally provided with controller, and mother liquor regulating valve and mother liquor stream gauge are connected with controller.
Preferably, spent acid heat exchanger and distillation mouth heat exchanger are additionally provided with destilling tower inlet duct, the bottom of destilling tower leads to
Cross spent acid discharge tube with spent acid heat exchanger to be connected, distillation mouth heat exchanger is connected by destilling tower outlet conduit with destilling tower.
Preferably, chlorine inlet pipeline is provided with chlorine heater, cl gas flow gauge and chlorine regulating valve, chlorine heater
For electric-heating belt, electromagnetic induction heater or heat exchanger, cl gas flow gauge and chlorine regulating valve are connected with controller.
Preferably, controller is DCS or PLC；Bromine production system is additionally provided with absorption tower, and absorb the bottom of the tower is provided with
Mother liquor pond, mother liquor pond are connected with destilling tower inlet duct；Absorption tower is connected to stripping tower and sulphur-furnace, sulphur by pipeline
Stove is provided with sulphur-furnace heat exchanger, and sulphur-furnace heat exchanger is connected by pipeline with destilling tower inlet duct.
Preferably, bromine production system is additionally provided with pipeline reactor, and pipeline reactor is connected by its outlet with stripping tower,
Blowout tower bottom is provided with waste liquid outlet；Circulating pump is additionally provided with destilling tower inlet duct；Bromine production system is additionally provided with condenser,
Condenser is connected with destilling tower outlet conduit.
Preferably, cl gas flow gauge and mother liquor stream gauge can be metal floater flowmeter, vortex-shedding meter, hot type gas
Pneumatic control valve or electricity can be selected in any one in flowmeter body and mass flowmenter, chlorine regulating valve and mother liquor regulating valve
Dynamic valve.
Preferably, primary acid mother liquor and chlorine automatic mixing module are provided with PLC or DCS controllers, passes through in-line meter
Detection calculates in mother liquor and automatically adjusts chlorine proportioning by system operations after brominated amount, can also use laboratory artificial detection side
Method, which is manually entered numerical value, makes system carry out the purpose that computing reaches automated production.
Preferably, evaporated mother liquor heater is provided with temperature measuring instrument, tank gage or the flowmeter being connected with controller.
Preferably, bromine production system is additionally provided with chlorine gas concentration detector and alarm, and they are connected with controller.
Preferably, controller is additionally provided with touch-screen or industrial computer, transport module and terminal operation module, terminal operation module
It is connected by transport module with controller, transport module can be wirelessly or non-wirelessly to transmit.
The energy-conservation bromine production system of the present invention provided with spent acid heat exchanger, sulphur-furnace heat exchanger and distillation mouth by exchanging heat
Device, the waste heat of spent acid, sulphur-furnace and destilling tower discharge is all reclaimed, the energy has greatly been saved, has reduced and be produced into
This.Electric heater unit is set on chlorine admission line, the chlorine for entering destilling tower is preheated, reduces temperature difference, is improved
Buoyancy of the chlorine in tower；Evaporated mother liquor heater uses DCS or PLC automation control systems, to the mother liquor that enters destilling tower with
And temperature carries out Automated condtrol in destilling tower, electrically heated power output is automatically adjusted by PID and reaches accurate control temperature
Purpose, thoroughly instead of steam from distillation tower bottom enter distillation technology, saved the substantial amounts of energy；In destilling tower entrance
Pipeline and chlorine inlet Pipe installing electronic flowmeter and regulating valve, electronic flowmeter can use metal floater flowmeter, vortex street
Flowmeter, thermal gas flowmeter, mass flowmenter etc., pneumatic control valve can be selected in regulating valve, and also optional motor-driven valve passes through
The Automated condtrol Signal Regulation control valve opening that DCS or PLC is provided, reach the purpose of stability contorting flow；In PLC or DCS
The system program of primary acid mother liquor and chlorine automatic mixing is set in automation control system, is detected by in-line meter and calculates mother
Brominated amount automatically adjusts chlorine proportioning by system operations in liquid, and laboratory artificial detection can also be used to be manually entered the side of numerical value
Method makes system carry out the purpose that computing reaches automated production；Increase liquid level or flow control in the controls, it is female in distillation
Stop control electric energy exports during liquid heater liquid level deficiency, prevents heater dry combustion method, protection equipment；Access in the controls
Chlorine alarm signal, when chlorine leaks, alarm signal that system provides according to alarm, stop heater work, together
When close primary acid mother liquor regulating valve, close chlorine regulating valve and sound and light alarm；Operation control system can at the scene and master control room
Carrying out parameter modification and control system operation, operational factor using computer or touch-screen can preserve, copy.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Symbol description in figure：
1. pipeline reactor；2. stripping tower；3. stripping tower's shower nozzle；4. air blower；5. absorption tower；6. sulphur-furnace；7. absorb
Tower shower nozzle；8. the spent acid heat exchanger of destilling tower 9.；10. circulating pump；11. cl gas flow gauge；12. chlorine regulating valve；13. mother liquor pond；
14. chlorine inlet pipeline；15. destilling tower outlet conduit；16. condenser；17. distill mouth heat exchanger；18. chlorine heater；19.
Destilling tower inlet duct；20. mother liquor regulating valve；21. mother liquor stream gauge；22. evaporated mother liquor heater；23. sulphur-furnace heat exchanger.
Embodiment
1 describe embodiment of the invention in detail with reference to the accompanying drawings.
The present invention is provided with pipeline reactor 1, and pipeline reactor 1 is provided with three imports and one outlet, bittern pass through wherein
An import enter, diluted acid and chlorine enter from two other import respectively, and they are mixed in pipeline reactor 1, are formed
Acidifying chlorination bittern enter from the top of stripping tower 2.
The inner upper of stripping tower 2 is provided with stripping tower's shower nozzle 3, the mixed acid conveyed from pipeline reactor 1
Change chlorination bittern sprayed from stripping tower's shower nozzle 3 and under；The lower section of stripping tower 2 is connected with air blower 4, air blower 4 by air by
Bottom of towe blasts, and when up air and spray and lower bittern contact, makes the free bromine in bittern is resolved to blow out.Stripping tower
2 bottom is additionally provided with waste liquid outlet, and blowout waste liquid is discharged into salt pan by waste liquid outlet and evaporated brine.
The present invention is additionally provided with absorption tower 5 and sulphur-furnace 6, and the top on absorption tower 5 is provided with absorption tower shower nozzle 7, the top of stripping tower 2
Sulfur dioxide caused by mixed gas and sulphur-furnace 6 the burning sulphur of discharge enters from the top on absorption tower 5, and by absorption tower
The water smoke that shower nozzle 7 sprays absorbs, and forms primary acid, flows out in mother liquor pond 13 from the bottom on absorption tower 5, then entered by pipeline
Enter in destilling tower 8.
Filler is provided with destilling tower 8, bottom is provided with chlorine inlet pipeline 14, and the primary acid entered from the top of destilling tower 8 exists
When being flowed from top to bottom along filler, contacted with chlorine from bottom to top, distillation is constantly oxidized, so that distillation of the bromine from tower top
Tower outlet conduit 15 is discharged.
Chlorine inlet pipeline 14 is provided with cl gas flow gauge 11 and chlorine regulating valve 12, and Collaborative Control enters destilling tower 8
Amount of chlorine.Cl gas flow gauge 11 can use metal floater flowmeter, vortex-shedding meter, thermal gas flowmeter or mass flowmenter
Deng, chlorine regulating valve 12 pneumatic control valve can be selected motor-driven valve also can be selected.
The present invention is additionally provided with controller (not shown), and controller and cl gas flow gauge 11 and chlorine regulating valve 12 are homogeneous
Even, its aperture that chlorine regulating valve 12 is controlled by automatic control signal, the purpose of stability contorting chlorine flowrate is reached.Controller
Can be PLC or DCS controllers.
Chlorine heater 18 is also provided with chlorine inlet pipeline 14, chlorine heater 18 is also connected with controller.Chlorine
Hot-air heater 18 can be electric-heating belt or electromagnetic induction heater or heat exchanger heating, to entering in destilling tower 8
Chlorine is preheated, and reduces temperature difference, improves buoyancy of the chlorine in tower.
Due to being directly entered into the primary acid in destilling tower 8 is not preheated, the temperature in tower is caused to reduce, so as to
The consumption of vapor is added, wastes the substantial amounts of energy, but the spent acid of the discharge of the spent acid floss hole through the bottom of destilling tower 8 has
More than 60 ° of waste heat, these heats are all wasted, therefore, spent acid discharge tube of the present invention in the bottom of destilling tower 8
On be connected with spent acid heat exchanger 9, spent acid is then exhausted from after by spent acid heat exchanger 9, the heat of its own is swapped out.From mother liquor pond 13
Enter spent acid heat exchanger 9 under the traction of circulating pump 10 of the primary acid on destilling tower inlet duct 19 out, spent acid will be passed through
Entered back into after heat absorption in the spent acid of heat exchanger 9 in destilling tower 8, so primary acid just obtains before destilling tower 8 is entered
Preheating, the heat in discharge waste liquid is absorbed, has greatly saved the energy.
Destilling tower outlet conduit 15 is connected with condenser 16, from the condensed condensation point of device 16 of the bromine of the tower top of destilling tower 8 discharge
From rear output.In general, the bromine come out from destilling tower top exit has 80 ° -85 ° of high temperature, and these heats are all by vain
Slattern.Changed therefore, the present invention is provided with distillation mouth on the destilling tower outlet conduit 15 between destilling tower outlet and condenser 16
Hot device 17, distillation is entered back into after the primary acid of the preheating of spent acid heat exchanger 9 out heats by distilling mouth heat exchanger 17 again
In tower 8, the primary acid entered in destilling tower 8 secondary preheating is subjected to thus, waste heat has been absorbed, has saved the energy.
In order to further improve the temperature into the primary acid in destilling tower 8, the present invention is also in distillation mouth heat exchanger 17
It is female that destilling tower inlet duct 19 between destilling tower upper entrance is provided with mother liquor regulating valve 20, mother liquor stream gauge 21 and distillation
Liquid heater 22, the primary acid mother liquor for entering destilling tower 8 is further heated.Mother liquor regulating valve 20, the and of mother liquor stream gauge 21
Evaporated mother liquor heater 22 is connected with controller, automatically controls temperature and flow into the mother liquor in destilling tower 8.
In addition, can also produce substantial amounts of heat after the air burning of sulphur-furnace 6, the heat is entered using increasing and extension flue more
Row natural cooling, Some Enterprises are wasted using spray heat exchange cooling, these heats.The present invention can be on sulphur-furnace 6
(floss hole, furnace wall, in stove etc. position) is provided with sulphur-furnace heat exchanger 23, and sulphur-furnace heat exchanger 23 passes through pipeline and mother liquor pond 13
Destilling tower inlet duct 19 between the primary sour entrance of destilling tower is connected, and is preheated to enter the primary acid in destilling tower 8.
Mother liquor stream gauge 21 can use metal floater flowmeter, electromagnetic flowmeter, vortex-shedding meter or heating type gas stream
Pneumatic control valve can be selected in gauge etc., mother liquor regulating valve 20, and motor-driven valve also can be selected, by oneself of DCS or PLC offer
Dynamicization control signal adjusts aperture, reaches the purpose of stability contorting mother liquid flow rate.
The present invention can also set primary acid mother liquor and chlorine automatic mixing module in PLC or DCS controllers, by
Line instrument detects and calculated brominated amount in mother liquor and automatically adjusts chlorine proportioning by system operations, and laboratory can also be used artificial
The method that detection is manually entered numerical value makes system carry out the purpose that computing reaches automated production.
The present invention can also be provided with the tank gage or flowmeter being connected with controller on evaporated mother liquor heater 22, add
Controller control stops electric energy output during hot device liquid level deficiency, prevents the dry combustion method of evaporated mother liquor heater 22, so as to protection equipment.
The present invention is additionally provided with chlorine gas concentration detector and alarm (not shown), and they are connected with controller.When
When chlorine gas concentration detector detects that chlorine leakage concentration reaches predetermined value, controller stops evaporated mother liquor heater 22 and worked,
Primary acid mother liquor regulating valve 20 is simultaneously closed off, closes chlorine regulating valve 12 and controls alarm to carry out sound and light alarm.
Controller is additionally provided with touch-screen, wireless transport module and terminal operation module, and terminal operation module is by wirelessly passing
Defeated module is connected with controller.Operating personnel can at the scene and master control room is remotely grasped using the terminal operation module such as computer or mobile phone
Make or run using touch-screen progress parameter modification and control system, operational factor can be preserved, copied.
Only as described above, be only the present invention specific embodiment, when the model implemented of the present invention can not be limited with this
Enclose, therefore the displacement of its equivalent assemblies, or the equivalent variations made according to scope of patent protection of the present invention and modification, it all should still belong to this hair
The category that bright claims are covered.
Claims (10)
1. one kind energy-conservation bromine production system, it is provided with destilling tower, and the destilling tower is provided with destilling tower inlet duct and destilling tower
Outlet conduit, the destilling tower bottom are connected with chlorine inlet pipeline, are steamed it is characterized in that the destilling tower inlet duct is provided with
Mother liquor heater, mother liquor regulating valve and mother liquor stream gauge are evaporated, the bromine production system is additionally provided with controller, the mother liquor regulation
Valve and mother liquor stream gauge are connected with the controller.
2. energy-conservation bromine production system according to claim 1, it is characterised in that also set on the destilling tower inlet duct
There are spent acid heat exchanger and distillation mouth heat exchanger, the bottom of the destilling tower passes through spent acid discharge tube and the spent acid heat exchanger phase
Even, the distillation mouth heat exchanger is connected by destilling tower outlet conduit with the destilling tower.
3. energy-conservation bromine production system according to claim 1, it is characterised in that the chlorine inlet pipeline is provided with chlorine
Hot-air heater, cl gas flow gauge and chlorine regulating valve, the chlorine heater are electric-heating belt, electromagnetic induction heater or heat exchange
Device, the cl gas flow gauge and chlorine regulating valve are connected with the controller.
4. the energy-conservation bromine production system according to Claims 2 or 3, it is characterised in that controller is that DCS or PLC is controlled
Device；The bromine production system is additionally provided with absorption tower, and the absorb the bottom of the tower is provided with mother liquor pond, and the mother liquor pond enters with destilling tower
Mouth pipeline is connected；The absorption tower is connected to stripping tower and sulphur-furnace by pipeline, and the sulphur-furnace changes provided with sulphur-furnace
Hot device, the sulphur-furnace heat exchanger are connected by pipeline with the destilling tower inlet duct.
5. energy-conservation bromine production system according to claim 4, it is characterised in that the bromine production system is additionally provided with pipe
Road reactor, the pipeline reactor are connected by its outlet with the stripping tower, and the blowout tower bottom is provided with waste liquid outlet；
Circulating pump is additionally provided with the destilling tower inlet duct；The bromine production system is additionally provided with condenser, the condenser and institute
Destilling tower outlet conduit is stated to be connected.
6. energy-conservation bromine production system according to claim 3, it is characterised in that the cl gas flow gauge and mother liquid flow rate
Meter can be any one in metal floater flowmeter, vortex-shedding meter, thermal gas flowmeter and mass flowmenter, institute
State chlorine regulating valve and mother liquor regulating valve and pneumatic control valve or motor-driven valve can be selected.
7. energy-conservation bromine production system according to claim 4, it is characterised in that be provided with PLC the or DCS controllers
Primary acid mother liquor and chlorine automatic mixing module, detected by in-line meter calculate in mother liquor after brominated amount by system operations from
Dynamic regulation chlorine proportioning, numerical value can also be manually entered using laboratory artificial detection method makes system progress computing reach automatic
The purpose of metaplasia production.
8. energy-conservation bromine production system according to claim 4, it is characterised in that the evaporated mother liquor heater is provided with
Temperature measuring instrument, tank gage or the flowmeter being connected with the controller.
9. energy-conservation bromine production system according to claim 4, it is characterised in that the bromine production system is additionally provided with chlorine
Gas concentration detector and alarm, they are connected with the controller.
10. it is according to claim 4 energy-conservation bromine production system, it is characterised in that the controller be additionally provided with touch-screen or
Industrial computer, transport module and terminal operation module, the terminal operation module are connected by transport module with controller, the biography
Defeated module can be wirelessly or non-wirelessly to transmit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420002.6A CN107892276A (en) | 2017-12-25 | 2017-12-25 | One kind energy-conservation bromine production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420002.6A CN107892276A (en) | 2017-12-25 | 2017-12-25 | One kind energy-conservation bromine production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107892276A true CN107892276A (en) | 2018-04-10 |
Family
ID=61808309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711420002.6A Pending CN107892276A (en) | 2017-12-25 | 2017-12-25 | One kind energy-conservation bromine production system |
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| Country | Link |
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| CN (1) | CN107892276A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358168A (en) * | 2018-05-25 | 2018-08-03 | 滨州市盛凯盐化有限责任公司 | A kind of bromine high efficiency extraction system |
| CN112902447A (en) * | 2021-01-27 | 2021-06-04 | 潍坊惠贤信息科技有限公司 | Hydrobromic acid mother liquor heating and thermal control device, method and application thereof |
| CN113181678A (en) * | 2021-04-13 | 2021-07-30 | 浙江毅聚新材料有限公司 | Automatic control system, method and device for separating and recycling white oil and dichloromethane mixed solution |
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Application publication date: 20180410 |