CN204224494U - The low pressure methanol synthesis system of energy guard catalyst - Google Patents
The low pressure methanol synthesis system of energy guard catalyst Download PDFInfo
- Publication number
- CN204224494U CN204224494U CN201420555860.7U CN201420555860U CN204224494U CN 204224494 U CN204224494 U CN 204224494U CN 201420555860 U CN201420555860 U CN 201420555860U CN 204224494 U CN204224494 U CN 204224494U
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- CN
- China
- Prior art keywords
- tower body
- fine
- gas
- sulfur
- raw material
- 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
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000003054 catalyst Substances 0.000 title claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 13
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 13
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 28
- 239000011593 sulfur Substances 0.000 claims abstract description 28
- 238000012856 packing Methods 0.000 claims abstract description 21
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 17
- 230000023556 desulfurization Effects 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 230000008676 import Effects 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 235000003599 food sweetener Nutrition 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 239000003765 sweetening agent Substances 0.000 claims abstract description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 4
- 230000003301 hydrolyzing effect Effects 0.000 claims abstract description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 8
- 239000011787 zinc oxide Substances 0.000 claims description 4
- 231100000572 poisoning Toxicity 0.000 abstract description 3
- 230000000607 poisoning effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 35
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 229960001296 zinc oxide Drugs 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 235000011089 carbon dioxide Nutrition 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses a kind of low pressure methanol synthesis system of energy guard catalyst, comprise separator and fine de-sulfur tower, separator comprises separation tower body, the import of mixing raw material gas is provided with at the sidewall being separated tower body, the import of mixing raw material gas is provided with gas mixture inlet pipe, gas mixture inlet pipe was also connected with water vapour arm, be separated tower body top and bottom and be respectively equipped with unstripped gas outlet and liquid exit, the top be separated in tower body is provided with wire packing, the import of mixing raw material gas is positioned at below wire packing, unstripped gas outlet is connected with the gas feed of fine de-sulfur tower, export at unstripped gas on the pipeline be connected with the gas feed of fine de-sulfur tower and be provided with reducing valve, fine de-sulfur tower comprises desulfurization tower body, the top of desulfurization tower body is provided with gas feed, the bottom of desulfurization tower body is provided with pneumatic outlet, pneumatic outlet is connected with surge tank, hydrolytic reagent packing layer and sweetening agent packing layer is provided with from top to bottom in desulfurization tower body.Equipment is simple, can avoid the phenomenon occurring poisoning of catalyst, thus avoids to producing the loss brought.
Description
Technical field
The utility model relates to a kind of low pressure methanol synthesis system of energy guard catalyst, belongs to technical field of chemical industry.
Background technology
At present, the synthesis of methyl alcohol for raw material, is in the reactor obtained by reacting methyl alcohol under copper catalysis with hydrogen, carbon monoxide and a small amount of carbonic acid gas.All unstripped gass before entering the reactor, first carry out being mixed to get gas mixture, except containing except hydrogen, carbon monoxide and carbonic acid gas in gas mixture, also containing a small amount of organosulfur and hydrogen sulfide and a small amount of water and methanol solution, the requirement of total sulfur≤0.01ppm can not be met, sulphur enters reactor will cause catalyzer copper poisoning, bring loss to production.
Utility model content
For existing problem, the purpose of this utility model is to provide a kind of low pressure methanol synthesis system sulphur in unstripped gas being taken off the energy guard catalyst of below required value.
To achieve these goals, the technical solution of the utility model is: a kind of low pressure methanol synthesis system of energy guard catalyst, comprise surge tank and reactor, the outlet of described surge tank is connected with the raw material gas inlet of reactor by pipeline, it is characterized in that: also comprise separator and fine de-sulfur tower, described separator comprises separation tower body, the import of mixing raw material gas is provided with at the sidewall being separated tower body, the import of mixing raw material gas is provided with gas mixture inlet pipe, gas mixture inlet pipe was also connected with water vapour arm, described separation tower body top and bottom are respectively equipped with unstripped gas outlet and liquid exit, top in described separation tower body is provided with wire packing, the import of described mixing raw material gas is positioned at below wire packing, described unstripped gas outlet is connected with the gas feed of fine de-sulfur tower, export at unstripped gas on the pipeline be connected with the gas feed of fine de-sulfur tower and be provided with reducing valve, described fine de-sulfur tower comprises desulfurization tower body, the top of described desulfurization tower body is provided with gas feed, the bottom of described desulfurization tower body is provided with pneumatic outlet, described pneumatic outlet is connected with surge tank, hydrolytic reagent packing layer and sweetening agent packing layer is provided with from top to bottom in described desulfurization tower body.
Cross water vapour and refer to the water vapour not having liquid water.
In technique scheme: the bottom of described separation tower body is provided with liquidometer.
In technique scheme: the gas feed of described fine de-sulfur tower body and the unstripped gas of separator export on the pipeline that is connected and be provided with looped pipeline, and described looped pipeline is communicated with the escape pipe on the pneumatic outlet of fine de-sulfur tower body bottom.
In technique scheme: described fine de-sulfur tower body top is also provided with blow-down pipe.
In technique scheme: described sweetening agent packing layer is zinc oxide fine desulfurizer packing layer.
The beneficial effects of the utility model are: after the utility model mixing raw material gas and excessively water vapour mixing; enter separator; separated liquid methanol and the water of the inside by separator, avoid methanol solution to bring in fine de-sulfur tower like this, play the effect of protection desulfurizing agent.After gas mixture enters fine de-sulfur tower under the effect of reducing valve, the tempreture organic sulphur hydrolysis in gas mixture generates hydrogen sulfide, then deviates from hydrogen sulfide under the effect of underlying zinc-oxide desulfurizing agent, and total sulfur can be taken off below 0.01ppm by this device.Equipment is simple, can avoid the phenomenon occurring poisoning of catalyst, thus avoids to producing the loss brought.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Embodiment 1
As shown in Figure 1, the low pressure methanol synthesis system of energy guard catalyst of the present utility model is made up of the parts such as surge tank 1, reactor 2, separator, fine de-sulfur tower, liquidometer 5, gas mixture inlet pipe 6, excessively water vapour arm 7, looped pipeline 8, reducing valve 9 and tensimeter 10.
The prior art of surge tank 1 and reactor 2, does not repeat at this.The outlet of surge tank 1 is connected by the raw material gas inlet of pipeline with reactor 2.
Separator comprises separation tower body 31, mixing raw material gas import 32 is provided with at the sidewall being separated tower body 31, mixing raw material gas import 32 is provided with gas mixture inlet pipe 6, gas mixture inlet pipe 6 was also connected with water vapour arm 7, crossing water vapour arm 7 for entering water vapour, namely there is no the water vapour of liquid water.Be separated tower body 31 top and bottom and be respectively equipped with unstripped gas outlet 33 and liquid exit 34, the top be separated in tower body 31 is provided with wire packing 35, and mixing raw material gas import 32 is positioned at below wire packing 35.The bottom being separated tower body 31 is also provided with liquidometer 5.
Fine de-sulfur tower comprises desulfurization tower body 41, and the top of desulfurization tower body 41 is provided with gas feed 42 and blow-down pipe 46, and blow-down pipe 46 is provided with blow-off valve.Desulfurization tower body 41 top also arranges safety valve, and unstripped gas outlet 33 is connected with the gas feed 42 of fine de-sulfur tower, and the pipeline that unstripped gas outlet 33 is connected with the gas feed 42 of fine de-sulfur tower is provided with reducing valve 9 and tensimeter 10.
The bottom of desulfurization tower body 41 is provided with pneumatic outlet 43, pneumatic outlet 43 is connected with surge tank 1 by escape pipe, the gas feed 42 of fine de-sulfur tower body 41 and the unstripped gas of separator export 33 pipelines be connected and are provided with looped pipeline 8, and looped pipeline 8 is communicated with the escape pipe on the pneumatic outlet 43 of fine de-sulfur tower body 41 bottom.Escape pipe is also provided with nitrogen inlet duct 47.Hydrolytic reagent packing layer 44 and sweetening agent packing layer 45 is provided with from top to bottom in desulfurization tower body 41.The filler of sweetening agent packing layer 45 is zinc oxide fine desulfurizer filler.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (5)
1. the low pressure methanol synthesis system of an energy guard catalyst, comprise surge tank (1) and reactor (2), the outlet of described surge tank (1) is connected by the raw material gas inlet of pipeline with reactor (2), it is characterized in that: also comprise separator and fine de-sulfur tower, described separator comprises separation tower body (31), mixing raw material gas import (32) is provided with at the sidewall being separated tower body (31), mixing raw material gas import (32) is provided with gas mixture inlet pipe (6), gas mixture inlet pipe (6) was also connected with water vapour arm (7), described separation tower body (31) top and bottom are respectively equipped with unstripped gas outlet (33) and liquid exit (34), top in described separation tower body (31) is provided with wire packing (35), described mixing raw material gas import (32) is positioned at wire packing (35) below, described unstripped gas outlet (33) is connected with the gas feed (42) of fine de-sulfur tower, the pipeline that unstripped gas outlet (33) is connected with the gas feed (42) of fine de-sulfur tower is provided with reducing valve (9), described fine de-sulfur tower comprises desulfurization tower body (41), the top of described desulfurization tower body (41) is provided with gas feed (42), the bottom of described desulfurization tower body (41) is provided with pneumatic outlet (43), described pneumatic outlet (43) is connected with surge tank (1), hydrolytic reagent packing layer (44) and sweetening agent packing layer (45) is provided with from top to bottom in described desulfurization tower body (41).
2. according to claim 1 can the low pressure methanol synthesis system of guard catalyst, it is characterized in that: the bottom of described separation tower body (31) is provided with liquidometer (5).
3. according to claim 1 can the low pressure methanol synthesis system of guard catalyst; it is characterized in that: gas feed (42) and the unstripped gas of separator of described fine de-sulfur tower body (41) export the pipeline that (33) be connected and be provided with looped pipeline (8), and described looped pipeline (8) is communicated with the escape pipe on the pneumatic outlet (43) of fine de-sulfur tower body (41) bottom.
4. according to claim 1 can the low pressure methanol synthesis system of guard catalyst, it is characterized in that: described fine de-sulfur tower body (41) top is also provided with blow-down pipe (46).
5. according to claim 1 can the low pressure methanol synthesis system of guard catalyst, it is characterized in that: described sweetening agent packing layer (45) is zinc oxide fine desulfurizer packing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555860.7U CN204224494U (en) | 2014-09-26 | 2014-09-26 | The low pressure methanol synthesis system of energy guard catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555860.7U CN204224494U (en) | 2014-09-26 | 2014-09-26 | The low pressure methanol synthesis system of energy guard catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204224494U true CN204224494U (en) | 2015-03-25 |
Family
ID=52922612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555860.7U Expired - Lifetime CN204224494U (en) | 2014-09-26 | 2014-09-26 | The low pressure methanol synthesis system of energy guard catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204224494U (en) |
-
2014
- 2014-09-26 CN CN201420555860.7U patent/CN204224494U/en not_active Expired - Lifetime
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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 |
Granted publication date: 20150325 |