CN202193628U - Brine purification continuous production equipment by lime flue gas method - Google Patents
Brine purification continuous production equipment by lime flue gas method Download PDFInfo
- Publication number
- CN202193628U CN202193628U CN2011204006973U CN201120400697U CN202193628U CN 202193628 U CN202193628 U CN 202193628U CN 2011204006973 U CN2011204006973 U CN 2011204006973U CN 201120400697 U CN201120400697 U CN 201120400697U CN 202193628 U CN202193628 U CN 202193628U
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- CN
- China
- Prior art keywords
- bittern
- reaction system
- order reaction
- outlet
- inlet
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 18
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 18
- 239000004571 lime Substances 0.000 title claims abstract description 18
- 238000010924 continuous production Methods 0.000 title claims abstract description 11
- 239000012267 brine Substances 0.000 title abstract description 16
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title abstract description 16
- 238000000746 purification Methods 0.000 title abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title abstract 2
- 239000003546 flue gas Substances 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 claims abstract description 85
- 241001131796 Botaurus stellaris Species 0.000 claims abstract description 83
- 229910052736 halogen Inorganic materials 0.000 claims description 26
- 150000002367 halogens Chemical class 0.000 claims description 26
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000010517 secondary reaction Methods 0.000 abstract 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- 239000000920 calcium hydroxide Substances 0.000 description 7
- 235000011116 calcium hydroxide Nutrition 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 150000003839 salts Chemical class 0.000 description 5
- 239000011575 calcium Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 235000017550 sodium carbonate Nutrition 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000010667 large scale reaction Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to a lime flue gas method brine purification continuous production equipment, which is provided with an original brine buffer barrel, a primary reaction system, a secondary reaction system, a standby reaction system and an refined brine barrel in sequence, wherein the original brine outlet of the original brine buffer barrel is connected with the brine inlet of the primary reaction system, the brine outlet of the primary reaction system is connected with the brine inlet of the secondary reaction system, and the brine outlet of the secondary reaction system is connected with the brine inlet of the standby reaction system; each stage of reaction system is sequentially provided with a baffling groove, a reaction barrel and a settling tank; the brine inlet of the baffling tank is the brine inlet of the reaction system, and the clear liquid outlet of the settling tank is the brine outlet of the reaction system. The utility model changes the original bittern barrel with larger volume into the original bittern buffer barrel with smaller volume, the volume of each stage of reaction barrel is reduced compared with the prior reaction barrel, and the initial investment cost of the equipment is reduced; a baffling groove is arranged in front of the reaction barrel, so that the volume of the reaction barrel is saved; the equipment runs continuously, the number of start-stop times is small, and the failure rate is reduced.
Description
Technical field
The utility model relates to the salt manufacturing field, particularly a kind of lime stack gas method bittern purifying continuous production equipment.
Background technology
Contain impurity CaSO in the raw brine
4, MgSO
4, Ca
2+, Mg
2+Deng impurity fouling on the heating tube wall easily in the production evaporative process, layer of scale not only influences heat transfer, and causes evaporation equipment often to brush jar, causes a large amount of heats, waste of energy.Raw brine is removed calcium, magnesium addition in the bittern through chemical treatment, and refining bittern advances evaporating pot salt manufacturing; Reduce heating tube fouling and brush jar, extend manufacture cycle, can save heat energy, electric energy; Adopt the bittern purifying treatment process according to salt making enterprises of the same type, can save heat energy 15～20%.Therefore, bittern purifying is an important operation in the salt manufacturing industry.
Domestic bittern purifying adopts that caustic soda-the soda ash method reaches decontamination effect improving more, but running cost is higher.Adopting lime stack gas method to carry out bittern purifying, mainly is to reduce Ca in the former halogen
2+, Mg
2+Deng impurity, purifying cost can further reduce; And consider that from aspects such as save energy, the discharging that reduces stack gas, reduction bittern purifying costs lime stack gas method is the effective measure that the salt manufacturing industry energy-saving reduces discharging.But, need to drop into higher cost in the infrastructure construction in early days of lime stack gas method, by contrast, can't embody lime stack gas method and purify the lower advantage of cost.Simultaneously, lime stack gas method generally adopts the batch operation mode, needs large-scale reaction container to react, and passes through the mud sediment of several hrs then, promptly the primary purification cycle longer, production efficiency is not high.
The utility model content
The technical problem that the utility model will solve is: in order to overcome above-mentioned deficiency, the utility model provides a kind of lime stack gas method bittern purifying continuous production equipment that improves purification efficiency and practice thrift the Infrastructure input cost.
The utility model solves the technical scheme that its technical problem adopted: a kind of lime stack gas method bittern purifying continuous production equipment; Have former halogen buffer barrel, reactive system and smart halogen bucket successively; Described reactive system is made up of first order reaction system, second order reaction system, subsequent use reactive system; The former halogen outlet of described former halogen buffer barrel is connected with the bittern inlet of first order reaction system; The bittern outlet of first order reaction system is connected with the bittern inlet of second order reaction system, and the bittern outlet of second order reaction system is connected with the bittern inlet of the bittern inlet of smart halogen bucket or subsequent use reactive system; Described first order reaction system has one-level baffling groove, first order reaction bucket and first grade subsides groove successively; The bittern inlet of described one-level baffling groove is the bittern inlet of first order reaction system, and the clarified liq outlet of first grade subsides groove is the bittern outlet of first order reaction system; The second order reaction system has secondary baffling groove, second order reaction bucket and secondary subsider successively, and the bittern inlet of described secondary baffling groove is the bittern inlet of second order reaction system, and the clarified liq outlet of secondary subsider is the bittern outlet of second order reaction system; Subsequent use reactive system has subsequent use baffling groove, subsequent use reaction container and subsequent use subsider successively, and the bittern inlet of described subsequent use baffling groove is the bittern inlet of subsequent use reactive system, and the clarified liq outlet of subsequent use subsider is the bittern outlet of subsequent use reactive system; Described first grade subsides groove, secondary subsider and subsequent use subsider are the rapid Continuous subsider.
The beneficial effect of the utility model is; The utility model lime stack gas method bittern purifying continuous production equipment; The also existing relatively reaction container of the former halogen buffer barrel that can the former halogen bucket that volume is bigger be replaced with smaller size smaller, reaction container volumes at different levels dwindles, and has reduced the initial outlay cost of equipment; The baffling groove was set before reaction container, increases the duration of contact of lime or stack gas and bittern, make the abundant more and saving reaction container volume of reaction; Equipment can move continuously, and start-stop time is few, and the failure rate of single device reduces.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the system chart of the optimum embodiment of the utility model lime stack gas method bittern purifying continuous production equipment.
Embodiment
Combine accompanying drawing that the utility model is done further detailed explanation now.These accompanying drawings are the synoptic diagram of simplification, the substruction of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Shown in Figure 1, the system chart of the optimum embodiment of the utility model lime stack gas method bittern purifying continuous production equipment.A kind of lime stack gas method bittern purifying continuous production equipment; Have former halogen buffer barrel, reactive system and smart halogen bucket successively; Described reactive system is made up of first order reaction system, second order reaction system, subsequent use reactive system; The former halogen outlet of described former halogen buffer barrel is connected with the bittern inlet of first order reaction system; The bittern outlet of first order reaction system is connected with the bittern inlet of second order reaction system, and the bittern outlet of second order reaction system is connected with the bittern inlet of the bittern inlet of smart halogen bucket or subsequent use reactive system; Described first order reaction system has one-level baffling groove, first order reaction bucket and first grade subsides groove successively; The bittern inlet of described one-level baffling groove is the bittern inlet of first order reaction system, and the clarified liq outlet of first grade subsides groove is the bittern outlet of first order reaction system; The second order reaction system has secondary baffling groove, second order reaction bucket and secondary subsider successively, and the bittern inlet of described secondary baffling groove is the bittern inlet of second order reaction system, and the clarified liq outlet of secondary subsider is the bittern outlet of second order reaction system; Subsequent use reactive system has subsequent use baffling groove, subsequent use reaction container and subsequent use subsider successively, and the bittern inlet of described subsequent use baffling groove is the bittern inlet of subsequent use reactive system, and the clarified liq outlet of subsequent use subsider is the bittern outlet of subsequent use reactive system; Described first grade subsides groove, secondary subsider and subsequent use subsider are the rapid Continuous subsider.
Milk of lime and former halogen are in the first order reaction system response, and at subsider bottom settlings first grade subsides mud, supernatant liquid gets into the second order reaction system after the first order reaction; The clear liquid that stack gas is fed after second order reaction bucket and the first order reaction mixes; If Ca in the bittern after the second order reaction
2+More, then also need get into and continue reaction in the subsequent use reactive system, add Na in the redundant system
2CO
3With the bittern reaction, and need to guarantee that reacted particle can not precipitate in the baffling groove.
The surge time of former halogen buffer barrel is divided by by the volume of former halogen buffer barrel and bittern flow and obtains, and for bittern is transported to the baffling groove from former halogen buffer barrel, need add a water pump.
The effect of one-level baffling groove is exactly with milk of lime thorough mixing and antedating response, practices thrift the volume of retort.For guaranteeing do not have solids precipitation to get off after the reaction of milk of lime and bittern, establishing milk of lime is 1/3h in the residence time of baffling groove, and the bittern flow is 423m
3/ h, then the volume of baffling groove is 423/3=141m
3If the reaction times of milk of lime amount and bittern is 5h, then the volume of first order reaction bucket is 423* (5-1/3)=1974m
3
The effect of secondary baffling groove is exactly with stack gas thorough mixing and antedating response, practices thrift the volume of retort; If milk of lime is 1/6h in the residence time of baffling groove, then the volume of baffling groove is 423/6=71m
3If the reaction times of stack gas and bittern is 2.5h, then the volume of second order reaction bucket is 423* (2.5-1/6)=987m
3
The effect of subsequent use baffling groove is exactly with soda ash thorough mixing and antedating response, practices thrift the volume of retort.For guaranteeing do not have solids precipitation to get off after the reaction of soda ash and bittern, establishing milk of lime is 1/6h in the residence time of baffling groove, and then the volume of baffling groove is 423/6=71m
3If the reaction times of soda ash and bittern is 1h, then the volume of subsequent use reaction container is 423* (1-1/6)=353m
3
Aforesaid device volumetrical parameter must multiply by SF on the basis of theoretical data when reality is used, guarantee to purify safety.
The former halogen bucket that the utility model is bigger with volume has been replaced with the former halogen buffer barrel of smaller size smaller, and the also existing relatively reaction container of reaction container volumes at different levels dwindles, and has reduced the initial outlay cost of equipment; The baffling groove was set before reaction container, increases the duration of contact of lime or stack gas and bittern, make the abundant more and saving reaction container volume of reaction; Equipment can move continuously, and start-stop time is few, and the failure rate of single device reduces.
With above-mentioned desirable embodiment according to the utility model is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification sheets, must confirm its technical scope according to the claim scope.
Claims (1)
1. lime stack gas method bittern purifying continuous production equipment; It is characterized in that: have former halogen buffer barrel, reactive system and smart halogen bucket successively; Described reactive system is made up of first order reaction system, second order reaction system and subsequent use reactive system; The former halogen outlet of described former halogen buffer barrel is connected with the bittern inlet of first order reaction system; The bittern outlet of first order reaction system is connected with the bittern inlet of second order reaction system; The bittern outlet of second order reaction system is connected with the bittern entrance pipe of subsequent use reactive system with the bittern inlet of smart halogen bucket; Have the bittern outlet of control second order reaction system and the valve of the bittern inlet break-make of smart halogen bucket on the connecting pipeline of the outlet of the bittern of second order reaction system and the bittern inlet of smart halogen bucket, have the bittern outlet of control second order reaction system and the valve of the bittern inlet break-make of subsequent use reactive system on the connecting pipeline of the bittern outlet of second order reaction system and the bittern inlet of subsequent use reactive system; Described first order reaction system has one-level baffling groove, first order reaction bucket and first grade subsides groove successively; The bittern inlet of described one-level baffling groove is the bittern inlet of first order reaction system, and the clarified liq outlet of first grade subsides groove is the bittern outlet of first order reaction system; The second order reaction system has secondary baffling groove, second order reaction bucket and secondary subsider successively, and the bittern inlet of described secondary baffling groove is the bittern inlet of second order reaction system, and the clarified liq outlet of secondary subsider is the bittern outlet of second order reaction system; Subsequent use reactive system has subsequent use baffling groove, subsequent use reaction container and subsequent use subsider successively, and the bittern inlet of described subsequent use baffling groove is the bittern inlet of subsequent use reactive system, and the clarified liq outlet of subsequent use subsider is the bittern outlet of subsequent use reactive system; Described first grade subsides groove, secondary subsider and subsequent use subsider are the rapid Continuous subsider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204006973U CN202193628U (en) | 2011-10-20 | 2011-10-20 | Brine purification continuous production equipment by lime flue gas method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204006973U CN202193628U (en) | 2011-10-20 | 2011-10-20 | Brine purification continuous production equipment by lime flue gas method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202193628U true CN202193628U (en) | 2012-04-18 |
Family
ID=45948549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204006973U Expired - Lifetime CN202193628U (en) | 2011-10-20 | 2011-10-20 | Brine purification continuous production equipment by lime flue gas method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202193628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879369A (en) * | 2016-09-29 | 2018-04-06 | 内蒙古乌海化工有限公司 | A kind of Waste Sulfuric Acid processing system and method |
-
2011
- 2011-10-20 CN CN2011204006973U patent/CN202193628U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879369A (en) * | 2016-09-29 | 2018-04-06 | 内蒙古乌海化工有限公司 | A kind of Waste Sulfuric Acid processing system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |