CN207418635U - A kind of methyl alcohol vaporizing reaction unit of high vaporization rate - Google Patents
A kind of methyl alcohol vaporizing reaction unit of high vaporization rate Download PDFInfo
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- CN207418635U CN207418635U CN201721492018.3U CN201721492018U CN207418635U CN 207418635 U CN207418635 U CN 207418635U CN 201721492018 U CN201721492018 U CN 201721492018U CN 207418635 U CN207418635 U CN 207418635U
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- heat exchanger
- fused
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- methyl alcohol
- salt
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Abstract
The utility model discloses a kind of methyl alcohol vaporizing reaction unit of high vaporization rate, including fused salt slot and the heat exchange of methanol equipment being sequentially communicated, synthesis vaporizer, synthesis reactor；The synthesis vaporizer first half is equipped with First Heat Exchanger, and lower half is equipped with the second heat exchanger；The synthesis reactor outer wall is equipped with the 3rd heat exchanger；The exhaust outlet of the synthesis reactor bottom connects the synthesis gas import of the First Heat Exchanger；The fused-salt medium import of the 3rd heat exchanger lower part is connected with the fused salt slot, and the fused-salt medium outlet of its upper part is connected with the fused-salt medium import of the second heat exchanger lower part；The second heat exchanger fused-salt medium outlet takes back the fused salt slot.The beneficial effects of the utility model include：Methanol gasifying rate is improved, improves product recovery ratio, extends catalyst service life, rationally using remaining thermal energy, has saved the energy.
Description
Technical field
The utility model is related to a kind of methyl alcohol vaporizing reaction units of high vaporization rate.
Background technology
Industrially refined dimethyl sulfide is that gaseous methanol is sent into reactor and hydrogen sulfide under the effect of the catalyst
Synthetic reaction generates dimethyl sulfide and water, the wherein vaporization effect of methanol directly determine dimethyl sulfide in this synthetic reaction
Recovery ratio and catalyst service life.The boiling temperature of methanol is 64.7 DEG C under normal pressure, and methanol is existed using existing equipment
It is heated in vaporizer between 65-75 DEG C, theoretically methanol liquid all vaporizes, but in practical operation, due to its heating time
Too short, methanol, which is in a liquid state, flows into synthesis reactor, causes reaction effect poor, catalyst carbon deposition is serious, and service life shortens.
The content of the invention
Shortcoming in for the above-mentioned prior art, the utility model provide a kind of methyl alcohol vaporizing reaction of high vaporization rate
Device can improve methanol gasifying rate, improve product recovery ratio, extend catalyst service life.
In order to achieve the above object, the utility model employs following technical scheme：
A kind of methyl alcohol vaporizing reaction unit of high vaporization rate, it is characterised in that：Including fused salt slot and the first being sequentially communicated
Alcohol heat transmission equipment, synthesis vaporizer, synthesis reactor；The synthesis vaporizer first half is equipped with First Heat Exchanger, and lower half is set
There is the second heat exchanger；The synthesis reactor outer wall is equipped with the 3rd heat exchanger；The exhaust outlet connection of the synthesis reactor bottom
The synthesis gas import of the First Heat Exchanger；The fused-salt medium import of the 3rd heat exchanger lower part is connected with the fused salt slot,
The fused-salt medium outlet of its upper part is connected with the fused-salt medium import of the second heat exchanger lower part；The second heat exchanger fused salt
Media outlet takes back the fused salt slot.
Further, the First Heat Exchanger, the second heat exchanger, the 3rd heat exchanger are jacketed type exchanger.
Further, the heat exchange of methanol its upper side is equipped with superheated steam import and lower part is equipped with condensation-water drain.
Further, the fused salt slot is equipped with the heating unit that fused salt is kept to be in a liquid state.
Further, the fused salt slot is equipped with high temperature with the pipeline that the described 3rd heat exchange lower part fused-salt medium import is connected
Pump.
Further, the synthesis vaporizer is additionally provided with the import of hydrogen sulfide gas.
The beneficial effects of the utility model include：Methanol gasifying rate is improved, improves product recovery ratio, extends catalyst and uses
Service life rationally using remaining thermal energy, has saved the energy.
Description of the drawings
Fig. 1 is the structure principle chart of the utility model.
Specific embodiment
The utility model is further described with reference to specific embodiment and attached drawing.
A kind of methyl alcohol vaporizing reaction unit of high vaporization rate as shown in Figure 1, including fused salt slot 4 and the first being sequentially communicated
Alcohol heat transmission equipment 1, synthesis vaporizer 2, synthesis reactor 3.It synthesizes 2 first half of vaporizer and is equipped with First Heat Exchanger 201, lower half
Equipped with the second heat exchanger 202；3 outer wall of synthesis reactor is equipped with the 3rd heat exchanger 301.The exhaust outlet of 3 bottom of synthesis reactor connects
Connect the synthesis gas import of First Heat Exchanger 201；The fused-salt medium import of 3rd heat exchanger, 301 lower part is connected with fused salt slot 4, thereon
The fused-salt medium outlet in portion is connected with the fused-salt medium import of 202 lower part of the second heat exchanger；Second heat exchanger, 202 fused-salt medium goes out
Mouth takes back fused salt slot 4, is consequently formed a complete fused-salt medium circulation loop.
The pipeline that fused salt slot 4 is connected with the 301 lower part fused-salt medium import of the 3rd heat exchanger is equipped with high-temperature pump.High-temperature pump will
The fused-salt medium of molten condition is pumped into 301 fused-salt medium passage of the 3rd heat exchanger, and then passes through heat exchange synthetic reaction
380 DEG C or so are maintained inside device 3.In order to be kept molten by fused salt, fused salt slot 4 is additionally provided with heating unit.Into the 3rd
The fused-salt medium of heat exchanger 301 flows into the second heat exchanger 202 from the outlet of top fused-salt medium through pipeline, and the heat carried is used
Vaporizer 2 is synthesized in heating.Pass through top fused-salt medium outlet return to fused salt slot into the fused-salt medium for crossing the second heat exchanger 202
In 4.
Liquid methanol is injected into heat exchange of methanol equipment 1 from lower part during work, while the overheat on 1 top of heat exchange of methanol equipment is steamed
Vapor inlet accesses superheated steam, and the heat carried by superheated steam is vaporized methanol.Superheated steam after heat exchange
It is flowed out from the condensation-water drain of 1 lower part of heat exchange of methanol equipment, into the absorption equipment of lower process.Methanol after vaporization through pipeline into
Enter to synthesize vaporizer 2.2 top of synthesis vaporizer is additionally provided with hydrogen sulfide gas import, the methanol steam mixing hydrogen sulfide after vaporization
Gas carries out reheating in synthesis vaporizer 2, and origin of heat is in 201 and second heat exchanger 202 of First Heat Exchanger.Mixing
Gas afterwards enters synthesis reactor 3, and exothermic reaction occurs under the effect of the catalyst, here accesses the synthesis gas after reaction
201 synthesis gas import of First Heat Exchanger.Its object is to make full use of reaction heat heating synthesis vaporizer 2, to mixed gas into
Row preheating.Methyl alcohol vaporizing reaction unit using a kind of high vaporization rate of the utility model can so that reaction effect is more preferable, together
When go out to take full advantage of thermal energy, saved the energy.
The technical solution provided above the utility model embodiment is described in detail, used herein specifically
A example is set forth the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Meanwhile for those of ordinary skill in the art, implement according to the utility model
Example, the there will be changes in specific embodiment and application range, in conclusion this specification content should not be construed as
Limitation to the utility model.
Claims (6)
1. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate, it is characterised in that：Including fused salt slot (4) and the first being sequentially communicated
Alcohol heat transmission equipment (1), synthesis vaporizer (2), synthesis reactor (3)；Described synthesis vaporizer (2) first half is equipped with the first heat exchange
Device (201), lower half are equipped with the second heat exchanger (202)；Synthesis reactor (3) outer wall is equipped with the 3rd heat exchanger (301)；Institute
The exhaust outlet for stating synthesis reactor (3) bottom connects the synthesis gas import of First Heat Exchanger (201) lower part；Described 3rd changes
The fused-salt medium import of hot device (301) lower part is connected with the fused salt slot (4), the fused-salt medium outlet and described second of its upper part
The fused-salt medium import connection of heat exchanger (202) lower part；Second heat exchanger (202) the fused-salt medium outlet takes back the fused salt
Slot (4).
2. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate according to claim 1, it is characterised in that：Described first changes
Hot device (201), the second heat exchanger (202), the 3rd heat exchanger (301) are jacketed type exchanger.
3. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate according to claim 1, it is characterised in that：The methanol changes
Hot equipment (1) top is equipped with superheated steam import and lower part is equipped with condensation-water drain.
4. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate according to claim 1, it is characterised in that：The fused salt slot
(4) it is equipped with the heating unit that fused salt is kept to be in a liquid state.
5. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate according to claim 1, it is characterised in that：The fused salt slot
(4) pipeline being connected with the 3rd heat exchanger (301) lower inlet is equipped with high-temperature pump.
6. a kind of methyl alcohol vaporizing reaction unit of high vaporization rate according to claim 1, it is characterised in that：The synthesis vapour
Change the import that device (2) is additionally provided with hydrogen sulfide gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721492018.3U CN207418635U (en) | 2017-11-09 | 2017-11-09 | A kind of methyl alcohol vaporizing reaction unit of high vaporization rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721492018.3U CN207418635U (en) | 2017-11-09 | 2017-11-09 | A kind of methyl alcohol vaporizing reaction unit of high vaporization rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207418635U true CN207418635U (en) | 2018-05-29 |
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ID=62304612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721492018.3U Active CN207418635U (en) | 2017-11-09 | 2017-11-09 | A kind of methyl alcohol vaporizing reaction unit of high vaporization rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207418635U (en) |
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2017
- 2017-11-09 CN CN201721492018.3U patent/CN207418635U/en active Active
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