CN203437109U - Full radial direction steam raising type sulfur-resisting conversion reactor - Google Patents
Full radial direction steam raising type sulfur-resisting conversion reactor Download PDFInfo
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- CN203437109U CN203437109U CN201320468502.8U CN201320468502U CN203437109U CN 203437109 U CN203437109 U CN 203437109U CN 201320468502 U CN201320468502 U CN 201320468502U CN 203437109 U CN203437109 U CN 203437109U
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Abstract
The utility model discloses a full radial direction steam raising type sulfur-resisting conversion reactor which comprises a shell, a gas inlet and a gas outlet, wherein the gas inlet and a gas outlet are respectively formed in the upper end and the lower end of the shell, wherein a vapor outlet is formed in the upper end of the shell; a boiler water supply inlet is formed in the lower end of the shell; a catalyst bed layer of a radial structure with a sulfur-resisting conversion catalyst and a vapor heat exchange tube bundle for charging vapor are arranged inside the shell; the upper end and the lower end of the vapor heat exchange tube bundle are respectively communicated with the vapor outlet and the boiler water supply inlet; a gas collecting tube which is correspondingly communicated with the catalyst bed layer is arranged in the middle inside the shell; the upper end of the gas collecting tube is of a sealed structure; the lower end of the gas collecting tube is communicated with the gas outlet. According to the full radial direction steam raising type sulfur-resisting conversion reactor, the sulfur-resisting conversion catalyst is arranged in the shell pass, reaction heat is removed by partially vaporizing boiler water supply inside the tube, and temperature distribution approximate to isothermality is obtained, so that the sulfur-resisting conversion reactor is prevented from over-temperature, the service life of the catalyst is prolonged, and the problem of an insulating bed layer structure is overcome.
Description
Technical field
The utility model belongs to chemical technology field, and particularly a kind of overall diameter that can be applicable to the process units such as coal synthesis ammonia, methyl alcohol, natural gas, ethylene glycol, hydrogen manufacturing is to steam rising formula sulfur-tolerant water gas shift device.
Background technology
In large-scale coal gasification apparatus, catalyst filling amount is very large, design pressure and the temperature of change furnace are higher, adopt traditional axial flow reactor structure, height falls in equipment resistance, and device diameters is large, not only cause transportation difficulty, and the shell wall thickness of equipment is blocked up, the buying of sheet material and processing are all very difficult, and equipment investment is also very expensive.Current sulfur-tolerant water gas shift device both domestic and external is mostly towards radial transformation reactor development, and it is little that its advantage is that equipment resistance falls, and device diameters is little, and investment is saved more.But because CO content in coal gas is higher, conventional adiabatic reactor radial reactor still exists transformationreation thermal discharge large, and the temperature of change furnace is high, wayward, and the problem that catalyst overtemperature and life cycle are short, has increased production cost.
Utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of and can effectively reduce device operating cost, save energy consumption, invest low, catalyst long service life, the overall diameter that is suitable for maximizing is to steam rising formula sulfur-tolerant water gas shift device.
The technical solution of the utility model is achieved in that overall diameter is to steam rising formula sulfur-tolerant water gas shift device, comprise housing and be separately positioned on housing, the air inlet of lower end and gas outlet, it is characterized in that: in described housing upper end, be provided with steam outlet, in housing lower end, be provided with boiler feedwater entrance, the steam-water heat exchanging tube bank that is provided with the catalyst bed of the radial structure that loads sulfur-resistant transformation catalyst and fills steam in described housing, described steam-water heat exchanging tube bank upper and lower side is communicated with steam outlet and boiler feedwater entrance respectively, in the middle of in described housing, be provided with the gas-collecting pipe with the corresponding connection of described catalyst bed, described gas-collecting pipe upper end is enclosed construction, its lower end is communicated with described gas outlet.
Overall diameter described in the utility model is to steam rising formula sulfur-tolerant water gas shift device, described in it, the catalyst bed of radial structure comprises for loading the basket of the cell structure of sulfur-resistant transformation catalyst, reacting gas is Radial Flow in described basket, is provided with some gas collection holes that are communicated with basket on described gas-collecting pipe.
Overall diameter described in the utility model, to steam rising formula sulfur-tolerant water gas shift device, is provided with the annular space of gas flow between basket outer wall and the inner walls of reactor described in it.
Overall diameter described in the utility model is to steam rising formula sulfur-tolerant water gas shift device, its on the bottom head of described housing, be provided be communicated with catalyst bed unload catalyst hole.
Overall diameter described in the utility model is to steam rising formula sulfur-tolerant water gas shift device, and it is provided with flame-proof sphere layer at described catalyst bed upper and lower side.
Overall diameter described in the utility model is to steam rising formula sulfur-tolerant water gas shift device, its in described housing, the gas outlet end of air inlet is provided with gas distributor.
Overall diameter described in the utility model is to steam rising formula sulfur-tolerant water gas shift device, and it is provided with manhole on described housing top.
Sulfur-resistant transformation catalyst of the present utility model is contained in shell side, by managing the part of interior boiler feedwater, vaporize to remove reaction heat, by-product medium-pressure or high pressure steam, obtain the Temperature Distribution that approaches isothermal, prevent sulfur-tolerant water gas shift device overtemperature, extend catalyst life, overcome the problem that adiabatic bed structure exists, the process units such as the synthetic ammonia that to can be applicable to take coal be raw material, methyl alcohol, natural gas, ethylene glycol, hydrogen manufacturing, are specially adapted to large-scale or superhuge device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark in figure: 1 is housing, 2 is air inlet, and 3 is gas outlet, and 4 is steam outlet, and 5 is boiler feedwater entrance, 6 is catalyst bed, and 7 is steam-water heat exchanging tube bank, and 8 is gas-collecting pipe, and 9 is basket, and 10 is annular space, 11 for unloading catalyst hole, and 12 is flame-proof sphere layer, and 13 is gas distributor, and 14 is manhole.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, overall diameter is to steam rising formula sulfur-tolerant water gas shift device, comprise housing 1 and be separately positioned on housing 1, the air inlet 2 of lower end and gas outlet 3, in described housing 1 upper end, be provided with steam outlet 4, in housing 1 lower end, be provided with boiler feedwater entrance 5, the steam-water heat exchanging tube bank 7 that is provided with the catalyst bed 6 of the radial structure that loads sulfur-resistant transformation catalyst and fills steam in described housing 1, described steam-water heat exchanging is restrained 7 upper and lower sides and is communicated with steam outlet 4 and boiler feedwater entrance 5 respectively, in the interior centre of described housing 1, be provided with the gas-collecting pipe 8 with the corresponding connection of described catalyst bed 6, described gas-collecting pipe 8 upper ends are enclosed construction, its lower end is communicated with described gas outlet 3.
Wherein, the catalyst bed 6 of described radial structure comprises for loading the basket 9 of the cell structure of sulfur-resistant transformation catalyst, reacting gas is in the interior Radial Flow of described basket 9, on described gas-collecting pipe 8, be provided with some gas collection holes that are communicated with basket 9, between described basket 9 outer walls and housing 1 inwall of reactor, be provided with the annular space 10 of gas flow.
On the bottom head of described housing 1, be provided be communicated with catalyst bed 6 unload catalyst hole 11, at described catalyst bed 6 upper and lower sides, be provided with flame-proof sphere layer 12, in described housing 1, the gas outlet end of air inlet 2 is provided with gas distributor 13, on described housing 1 top, is provided with manhole 14.
The utility model had both had advantages of general radial reactor, loaded catalyst is large, SR falls little, and saveall energy consumption reduces operating cost, simultaneously, overcome again the shortcoming of conventional adiabatic reactor reactor, can reduce the design temperature of reactor, reduced equipment investment, in service life that again can extending catalyst, reduce operating cost.This reactor can fully adapt to large-scale and ultra-large type coal gasification apparatus.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. overall diameter is to steam rising formula sulfur-tolerant water gas shift device, comprise housing (1) and be separately positioned on housing (1), the air inlet of lower end (2) and gas outlet (3), it is characterized in that: in described housing (1) upper end, be provided with steam outlet (4), in housing (1) lower end, be provided with boiler feedwater entrance (5), the steam-water heat exchanging tube bank (7) that is provided with the catalyst bed (6) of the radial structure that loads sulfur-resistant transformation catalyst and fills steam in described housing (1), described steam-water heat exchanging tube bank (7) upper and lower side is communicated with steam outlet (4) and boiler feedwater entrance (5) respectively, in the middle of in described housing (1), be provided with the gas-collecting pipe (8) with the corresponding connection of described catalyst bed (6), described gas-collecting pipe (8) upper end is enclosed construction, its lower end is communicated with described gas outlet (3).
2. overall diameter according to claim 1 is to steam rising formula sulfur-tolerant water gas shift device, it is characterized in that: the catalyst bed (6) of described radial structure comprises the basket (9) for loading the cell structure of sulfur-resistant transformation catalyst, reacting gas is Radial Flow in described basket (9), is provided with some gas collection holes that are communicated with basket (9) on described gas-collecting pipe (8).
3. overall diameter according to claim 2, to steam rising formula sulfur-tolerant water gas shift device, is characterized in that: the annular space (10) that is provided with gas flow between housing (1) inwall of described basket (9) outer wall and reactor.
4. overall diameter according to claim 1, to steam rising formula sulfur-tolerant water gas shift device, is characterized in that: on the bottom head of described housing (1), be provided be communicated with catalyst bed (6) unload catalyst hole (11).
5. overall diameter according to claim 1, to steam rising formula sulfur-tolerant water gas shift device, is characterized in that: at described catalyst bed (6) upper and lower side, be provided with flame-proof sphere layer (12).
6. overall diameter according to claim 1, to steam rising formula sulfur-tolerant water gas shift device, is characterized in that: in described housing (1), the gas outlet end of air inlet (2) is provided with gas distributor (13).
7. overall diameter according to claim 1, to steam rising formula sulfur-tolerant water gas shift device, is characterized in that: on described housing (1) top, be provided with manhole (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320468502.8U CN203437109U (en) | 2013-08-02 | 2013-08-02 | Full radial direction steam raising type sulfur-resisting conversion reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320468502.8U CN203437109U (en) | 2013-08-02 | 2013-08-02 | Full radial direction steam raising type sulfur-resisting conversion reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203437109U true CN203437109U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320468502.8U Expired - Lifetime CN203437109U (en) | 2013-08-02 | 2013-08-02 | Full radial direction steam raising type sulfur-resisting conversion reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106582455A (en) * | 2017-01-23 | 2017-04-26 | 南京敦先化工科技有限公司 | Straight pipe header coil pipe type reactor for waterway natural circulation |
| CN108773833A (en) * | 2018-07-24 | 2018-11-09 | 中国成达工程有限公司 | A kind of adiabatic sulphur-resistant conversion device and conversion process reduced investment outlay |
| CN108970548A (en) * | 2018-09-30 | 2018-12-11 | 中石化宁波工程有限公司 | Equal temperature shift reactions device |
| CN113461027A (en) * | 2021-06-29 | 2021-10-01 | 福州大学化肥催化剂国家工程研究中心 | Low-pressure synthetic ammonia tower and renewable energy source low-pressure synthetic ammonia system |
-
2013
- 2013-08-02 CN CN201320468502.8U patent/CN203437109U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106582455A (en) * | 2017-01-23 | 2017-04-26 | 南京敦先化工科技有限公司 | Straight pipe header coil pipe type reactor for waterway natural circulation |
| CN108773833A (en) * | 2018-07-24 | 2018-11-09 | 中国成达工程有限公司 | A kind of adiabatic sulphur-resistant conversion device and conversion process reduced investment outlay |
| CN108970548A (en) * | 2018-09-30 | 2018-12-11 | 中石化宁波工程有限公司 | Equal temperature shift reactions device |
| CN108970548B (en) * | 2018-09-30 | 2021-06-11 | 中石化宁波工程有限公司 | Isothermal shift reaction device |
| CN113461027A (en) * | 2021-06-29 | 2021-10-01 | 福州大学化肥催化剂国家工程研究中心 | Low-pressure synthetic ammonia tower and renewable energy source low-pressure synthetic ammonia system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |