CN204815765U - Concentrated crystallization equipment of ammonium sulfate - Google Patents
Concentrated crystallization equipment of ammonium sulfate Download PDFInfo
- Publication number
- CN204815765U CN204815765U CN201520417762.1U CN201520417762U CN204815765U CN 204815765 U CN204815765 U CN 204815765U CN 201520417762 U CN201520417762 U CN 201520417762U CN 204815765 U CN204815765 U CN 204815765U
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- effect evaporation
- single effect
- ammonium sulfate
- pipeline
- charging aperture
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Fertilizers (AREA)
Abstract
The utility model relates to a concentrated crystallization equipment of ammonium sulfate, equipment includes the charge pump that connects gradually through the pipeline, single effect evaporation crystallization heater, the single effect evaporation crystallizer, the stiff ware, the discharging pump, swirler, the centrifugal separator, desicator and packagine machine, be equipped with the steam gas vent on the single effect evaporation crystallizer, the steam gas vent passes through the pipeline and is connected with the condensation water pitcher, the condensation water pitcher also is equipped with the air gas vent, the air gas vent passes through pipeline and vacuum pump connection, the top of swirler is equipped with the leakage fluid dram, the leakage fluid dram passes through the pipeline and is connected with the inlet of single effect evaporation crystallizer and the leakage fluid dram of centrifugal separator respectively, at the inside concentration analyzer that is equipped with of single effect evaporation crystallizer, be equipped with the concentration display instrument in single effect evaporation crystallizer outside. Concentrated crystallization equipment of ammonium sulfate has higher steam energy utilization, the flow is simple, contains evaporation crystallization process, and this equipment can be used for preparing by -product - the ammonium sulfate chemical fertilizer of flue gas desulfurization technology.
Description
Technical field
The utility model relates to crystallizer technical field, is specifically related to a kind of condensing crystallizing equipment of ammonium sulfate.
Background technology
In the prior art, based Wet Process Flue Gas is according to the difference of the desulfurizing agent used, and the byproduct of sweetening process is also different.The byproduct of ammonia flue gas desulfurization technique is ammonium sulfate, is important chemical fertilizer products.Ammonia flue gas desulfurization technique is " treatment of wastes with processes of wastes against one another ", has good economic benefit, has a good application prospect.Therefore, the separation of ammonium sulfate fertilizer is prepared in ammonia flue gas desulfurization technique particularly important.
For ammonium sulfate in the ammonium sulfate slurries that separating flue sweetening process produces, need concentrated slurry concentration to ammonium sulfate crystallization in ammonium sulfate preparation system, then separation, drying obtain ammonium sulfate solids product.The solubility of ammonium sulfate is comparatively large and it varies with temperature less, and concentration process often adopts evaporative crystallization technique, needs thus to consume more steam.The steam energy utilization rate improving evaporative crystallization technique plays a key effect to energy-saving and cost-reducing.But, be seldom optimized for evaporation and crystal process in existing sulphur ammonium preparation system.
Utility model content
The purpose of this utility model is to overcome defect of the prior art, design a kind of have higher steam capacity usage ratio, flow process simply containing the condensing crystallizing equipment of ammonium sulfate of evaporative crystallization technique process, this equipment is in order to prepare the byproduct-ammonium sulfate fertilizer of flue gas desulfurization technique.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of condensing crystallizing equipment of ammonium sulfate, it is characterized in that, described equipment comprises the feed pump connected successively by pipeline, single effect evaporation crystallization heater, single effect evaporation crystallizer, thickener, discharging pump, cyclone, centrifuge, drier and packing machine, single effect evaporation crystallizer is provided with steam exhaust-gas mouth, steam exhaust-gas mouth is connected with condensate water pot by pipeline, condensate water pot is also provided with air exhaust port, air exhaust port is connected with vavuum pump by pipeline, the top of cyclone is provided with leakage fluid dram, leakage fluid dram is connected with the inlet of single effect evaporation crystallizer and the leakage fluid dram of centrifuge respectively by pipeline, concentration analyzer is provided with in single effect evaporation crystallizer inside, concentration display instrument is provided with in single effect evaporation crystallizer outside.
Wherein preferred technical scheme is, the described connected mode connected successively by pipeline is: the discharging opening of feed pump is connected with single effect evaporation crystallization heater base charging aperture, below single effect evaporation crystallization heater top discharge mouth single effect evaporation crystallizer, the charging aperture of sidepiece connects, the discharging opening of single effect evaporation crystalliser feet is connected with the charging aperture at thickener top, feed inlet and outlet bottom thickener is connected with the charging aperture of discharging pump, the discharging opening of discharging pump is connected with the charging aperture of sidepiece above cyclone, discharging opening bottom cyclone is connected with the charging aperture at centrifuge top, the discharging opening of centrifuge is connected with the charging aperture of drier, the discharging opening of drier is connected with the charging aperture of packing machine.
Preferred technical scheme also has, and is provided with heat-insulation layer in the outside of described single effect evaporation crystallization heater and single effect evaporation crystallizer.
Preferred technical scheme also has, and the outside of described thickener is provided with cooling jacket.
Advantage of the present utility model and beneficial effect are:
Be introduced into thickener before ammonium sulfate slurries enter into cyclone after single effect evaporation crystallization and evaporation in the condensing crystallizing equipment of 1, described ammonium sulfate, when single effect evaporation crystallization heater thermic load is fixing, maximum generates ammonium sulfate solids with cyclonic separation.Improve steam energy utilization rate.
The isolated part clear liquid in cyclone top in the condensing crystallizing equipment of 2, described ammonium sulfate and centrifuge are isolated liquid and are mixed back desulfurizing tower and be conducive to reducing single effect evaporation crystallization heater thermic load, make full use of fume afterheat evaporation and concentration ammonium sulfate slurries in desulfurizing tower simultaneously.
Cyclone top in the condensing crystallizing equipment of 3, described ammonium sulfate is isolated the flow that clear liquid returns desulfurizing tower part and can be regulated, and allows slurries to concentrate load coordination optimization between desulfurizing tower and single effect evaporation crystallizer, increases the flexible adjustment of ammonium sulfate preparation system.
Flow process in the condensing crystallizing equipment of 4, described ammonium sulfate is succinct, run high efficient and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the condensing crystallizing equipment of the utility model ammonium sulfate.
In figure: 1, feed pump; 2, single effect evaporation crystallization heater; 3, single effect evaporation crystallizer; 4, condensate water pot; 5, thickener; 6, discharging pump; 7, cyclone; 8, centrifuge; 9, drying machine; 10, packing machine; 11, vavuum pump; 12, concentration analyzer; 13, concentration display; 14, heat-insulation layer; 15, cooling jacket.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1: the utility model is a kind of condensing crystallizing equipment of ammonium sulfate, described equipment comprises the feed pump 1 connected successively by pipeline, single effect evaporation crystallization heater 2, single effect evaporation crystallizer 3, thickener 5, discharging pump 6, cyclone 7, centrifuge 8, drier 9 and packing machine 10, single effect evaporation crystallizer 3 is provided with steam exhaust-gas mouth, steam exhaust-gas mouth is connected with condensate water pot 4 by pipeline, condensate water pot 4 is also provided with air exhaust port, air exhaust port is connected with vavuum pump 11 by pipeline, the top of cyclone 7 is provided with leakage fluid dram, leakage fluid dram is connected with the inlet of single effect evaporation crystallizer 3 and the leakage fluid dram of centrifuge 8 respectively by pipeline, concentration analyzer 12 is provided with in single effect evaporation crystallizer 3 inside, concentration display instrument 13 is provided with in single effect evaporation crystallizer 3 outside.
The preferred embodiment of the utility model is, the described connected mode connected successively by pipeline is: the discharging opening of feed pump 1 is connected with single effect evaporation crystallization heater 2 bottom feed mouth, below single effect evaporation crystallization heater 2 top discharge mouth single effect evaporation crystallizer 3, the charging aperture of sidepiece connects, discharging opening bottom single effect evaporation crystallizer 3 is connected with the charging aperture at thickener 5 top, feed inlet and outlet bottom thickener 5 is connected with the charging aperture of discharging pump 6, the discharging opening of discharging pump 6 is connected with the charging aperture of sidepiece above cyclone 7, discharging opening bottom cyclone 7 is connected with the charging aperture at centrifuge 8 top, the discharging opening of centrifuge 8 is connected with the charging aperture of drier 9, the discharging opening of drier 9 is connected with the charging aperture of packing machine 10.
The preferred embodiment of the utility model also has, and is provided with heat-insulation layer 14 at described single effect evaporation crystallization heater 2 with the outside of single effect evaporation crystallizer 3.
The preferred embodiment of the utility model also has, and the outside of described thickener 5 is provided with cooling jacket 15.
The workflow of the condensing crystallizing equipment of described ammonium sulfate is: the ammonium sulfate slurries from desulfurizing tower enter into single effect evaporation crystallization heater 2 through feed pump 1, heated in single effect evaporation crystallization heater 2 and evaporimeter, evaporated, enter thickener 5 subsequently, then enter cyclone 7, centrifuge 8, drier 9 successively through discharging pump 6, finally obtain ammonium sulfate solids and enter packing machine 10 and pack.Enter cyclone 7 after heating and the slurries after evaporating are introduced into thickener 5 and can extend the ammonia sulfate crystal growth precipitation process time, reduce the degree of supersaturation of slurries to the full extent.Cyclone 7 pushes up and flows out whole modes looping back single effect evaporation crystallizing evaporator 3 that routine no longer taked by clear liquid, but takes part outflow clear liquid and the isolated liquid mixing of centrifuge 8 to get back to the mode of desulfurizing tower.Single effect evaporation crystallizer 3 is connected with vavuum pump 11 and is evacuated, and improves the water evaporation quantity of slurries, and steam saving use amount also improves concentrated concentration.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the condensing crystallizing equipment of an ammonium sulfate, it is characterized in that, described equipment comprises the feed pump connected successively by pipeline, single effect evaporation crystallization heater, single effect evaporation crystallizer, thickener, discharging pump, cyclone, centrifuge, drier and packing machine, single effect evaporation crystallizer is provided with steam exhaust-gas mouth, steam exhaust-gas mouth is connected with condensate water pot by pipeline, condensate water pot is also provided with air exhaust port, air exhaust port is connected with vavuum pump by pipeline, the top of cyclone is provided with leakage fluid dram, leakage fluid dram is connected with the inlet of single effect evaporation crystallizer and the leakage fluid dram of centrifuge respectively by pipeline, concentration analyzer is provided with in single effect evaporation crystallizer inside, concentration display instrument is provided with in single effect evaporation crystallizer outside.
2. the condensing crystallizing equipment of ammonium sulfate as claimed in claim 1, it is characterized in that, the described connected mode connected successively by pipeline is: the discharging opening of feed pump is connected with single effect evaporation crystallization heater base charging aperture, below single effect evaporation crystallization heater top discharge mouth single effect evaporation crystallizer, the charging aperture of sidepiece connects, the discharging opening of single effect evaporation crystalliser feet is connected with the charging aperture at thickener top, feed inlet and outlet bottom thickener is connected with the charging aperture of discharging pump, the discharging opening of discharging pump is connected with the charging aperture of sidepiece above cyclone, discharging opening bottom cyclone is connected with the charging aperture at centrifuge top, the discharging opening of centrifuge is connected with the charging aperture of drier, the discharging opening of drier is connected with the charging aperture of packing machine.
3. the condensing crystallizing equipment of ammonium sulfate as claimed in claim 1, is characterized in that, be provided with heat-insulation layer in the outside of described single effect evaporation crystallization heater and single effect evaporation crystallizer.
4. the condensing crystallizing equipment of ammonium sulfate as claimed in claim 1 exists, and it is characterized in that, the outside of described thickener is provided with cooling jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520417762.1U CN204815765U (en) | 2015-06-17 | 2015-06-17 | Concentrated crystallization equipment of ammonium sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520417762.1U CN204815765U (en) | 2015-06-17 | 2015-06-17 | Concentrated crystallization equipment of ammonium sulfate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204815765U true CN204815765U (en) | 2015-12-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520417762.1U Expired - Fee Related CN204815765U (en) | 2015-06-17 | 2015-06-17 | Concentrated crystallization equipment of ammonium sulfate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204815765U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514754A (en) * | 2018-03-29 | 2018-09-11 | 昆山三环保科技有限公司 | A kind of MVR novel crystallizations device goes out salt system |
| CN112169366A (en) * | 2020-10-26 | 2021-01-05 | 王国强 | Chemical crystallizer |
-
2015
- 2015-06-17 CN CN201520417762.1U patent/CN204815765U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514754A (en) * | 2018-03-29 | 2018-09-11 | 昆山三环保科技有限公司 | A kind of MVR novel crystallizations device goes out salt system |
| CN112169366A (en) * | 2020-10-26 | 2021-01-05 | 王国强 | Chemical crystallizer |
| CN112169366B (en) * | 2020-10-26 | 2021-12-17 | 宿迁林通新材料有限公司 | Chemical crystallizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20160617 |