CN201912932U - Far infrared heating chemical reaction device - Google Patents
Far infrared heating chemical reaction device Download PDFInfo
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- CN201912932U CN201912932U CN2009202226986U CN200920222698U CN201912932U CN 201912932 U CN201912932 U CN 201912932U CN 2009202226986 U CN2009202226986 U CN 2009202226986U CN 200920222698 U CN200920222698 U CN 200920222698U CN 201912932 U CN201912932 U CN 201912932U
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Abstract
The utility model provides a chemical reaction device which is characterized in that the reaction device comprises a reactor (1) and a far infrared heater (2), wherein the far infrared heater (2) is used for heating a catalyst (3) in the reactor (1). Compared with the existing chemical reactor, the reaction device with the far infrared heater has the obvious energy saving effect; meanwhile, due to the strong exothermic effect of a chemical reaction (such as a methanation reaction), after the reaction is performed, a great amount of heat is generated so that the reaction working condition can be rapidly and timely regulated through the far infrared heater.
Description
Technical field
The utility model relates to a kind of chemical reaction equipment.Especially, the utility model relates to a kind of chemical reaction equipment of Far-infrared Heating, and this device is specially adapted to the methanation reaction of carbon monoxide, also is applicable to other strong heat-producing chemical reactions simultaneously.
Background technology
With regard to the chemical reaction of many catalysts, the catalyst of reaction unit inside need rely on outside auxiliary heat supplying facility to realize heating up.For example, the catalyst of carbon monoxide methanation reaction commonly used is a nickel-base catalyst, and its light-off temperature is substantially more than 200 degrees centigrade.Therefore, in the process that goes into operation of carbon monoxide methanation reaction, generally use the high temperature nitrogen heatable catalyst.Simultaneously, thereby consider that catalyst can make catalysqt deactivation with the reaction of carbon monoxide generation carbonyls in the reaction gas under the low temperature, the preheating catalyst bed is just higher to flow, the temperature requirement of nitrogen.These factors have just caused consumption and a lot of unnecessary energy consumption of nitrogen.
Summary of the invention
Therefore, the purpose of this utility model is to provide a kind of chemical reaction that is used for, and the device of the methanation reaction of carbon monoxide for example is to solve the problems referred to above that exist in the chemical reaction equipment of the prior art.
The utility model provides a kind of chemical reaction equipment, and this reaction unit comprises reactor 1 and far-infrared heater 2, and wherein, the catalyst 3 in 2 pairs of described reactors 1 of described far-infrared heater heats.
In this chemical reaction equipment, described far-infrared heater 2 preferably is arranged on the outside of described reactor 1.
More preferably, described far-infrared heater 2 is arranged on the outer wall of described reactor 1, and the position of the described catalyst 3 in its position and the described reactor 1 is approaching.In addition, described far-infrared heater 2 can be dismountable.
In above-mentioned chemical reaction equipment, can utilize the described catalyst 3 in 2 pairs of described reactors 1 of described far-infrared heater to preheat.Far-infrared Heating has that heating rate is fast, and radiation temperature is even, and temperature heat buffering is easy to control, outstanding advantage such as environmentally safe; Compare with gas or Steam Heating method in the existing reaction system, this method has remarkable environmental and power savings advantages.Simultaneously, use dismountable reactor wall type far-infrared heater, very big advantage is also arranged on operation elasticity.
In above-mentioned chemical reaction equipment, reactor 1 is provided with gas diverter 4, and at middle first filler 5 and second filler 6 of being equipped with of gas diverter 4 and catalyst 3 beds, described first filler 5 and described second filler 6 can adopt alumina balls, quartz sand and synthetic resin etc., unstripped gas is reacted with catalyst 3 equably, reduce because of reacting inequality and cause the probability of beds local overheating inactivation.
Preferably, on the inwall of reactor 1 inert refractory 7 is set.The material of reactor of the present utility model can be selected stainless steel or carbon steel for use.This reactor 1 is preferably combined type, and inwall is provided with inert refractory 7, and inert refractory 7 can be avoided reacting gas and the reaction of reaction unit inwall, has reduced corrosion and contingent unnecessary side reaction to equipment.
Compare with existing chemical reactor, the reaction unit that is provided with far-infrared heater has remarkable energy saving effect; Simultaneously, because the strong exothermic effect of chemical reaction (for example methanation reaction), reaction beginning back produces a large amount of heats, can be by far-infrared heater rapidly, in time the reaction operating mode is regulated.。In addition, dismountable heater structure has also improved the operating flexibility of equipment.Liner the reaction unit of inert refractory can avoid reacting gas and the reaction of reaction unit inwall, reduced corrosion and contingent unnecessary side reaction to equipment.Reactor is provided with the unstrpped gas current divider, is filled with filler in the middle of unstrpped gas current divider and the beds, makes unstrpped gas react with catalyst equably, has reduced because of reacting inequality and has caused the probability of beds local overheating inactivation.
Description of drawings
Below, describe the specific embodiment of the present utility model in conjunction with the accompanying drawings in detail, wherein:
Fig. 1 is the axial section of reactor described in the utility model, and 1 is reactor, and 2 is far-infrared heater, and 3 is catalyst, 4 is gas diverter, and 5 is first filler, and 6 is second filler, and 7 is inert refractory, 8 is thermocouple, and 9 is raw material gas inlet, 10 for tail gas outlet and 11 be sieve plate.
The specific embodiment
As shown in Figure 1, the reaction process of the carbon monoxide methanator of application Far-infrared Heating is as follows:
Synthesis gas is entered reactor 1 as unstripped gas raw material gas inlet 9 from the top after purifying, earlier by behind the stream splitter 4 equably through behind first filler 5 and second filler 6, described first filler 5 and second filler 6 can adopt alumina balls, quartz sand silica and synthetic resin etc., contact the generation methanation reaction with catalyst 3 beds that are arranged on 6 of second fillers, described catalyst 3 can adopt nickeliferous metal oxide.Catalyst 3 beds are set at reactor 1 inside in advance, and utilize the position to be heated to 250-700 ℃ temperature at the far-infrared heater 2 that is close with catalyst 3.At last, reacted tail gas, promptly product gas is by being arranged on second filler 6 of 11 on catalyst 3 and sieve plate, and sieve plate 11 flows out from the tail gas outlet 10 of reactor 1 bottom and enters next workshop section.Inert refractory 7 is set on the inwall of reactor 1, and for example, refractory ceramics can be avoided the reaction of reacting gas and reaction unit inwall, has reduced corrosion and contingent unnecessary side reaction to equipment.Can detect the temperature of controlling each fragment position in the reactor at any time by being plugged on reactor 1 middle thermocouple 8 simultaneously, temperature control is to be automatically adjusted by far-infrared heater 2 and reaction cycle tolerance etc.
Claims (9)
1. a chemical reaction equipment is characterized in that, this reaction unit comprises reactor (1) and far-infrared heater (2), and described far-infrared heater (2) is arranged on the outside of described reactor (1).
2. chemical reaction equipment according to claim 1 is characterized in that, described far-infrared heater (2) is arranged on the outer wall of described reactor (1), and the position of the catalyst (3) in its position and the described reactor (1) is approaching.
3. chemical reaction equipment according to claim 1 is characterized in that, described far-infrared heater (2) is dismountable.
4. chemical reaction equipment according to claim 2 is characterized in that, described reactor (1) comprises gas diverter (4).
5. chemical reaction equipment according to claim 4 is characterized in that, filling first filler (5) and second filler (6) between described catalyst (3) and the described gas diverter (4).
6. according to each described chemical reaction equipment in the claim 1 to 5, it is characterized in that, inert refractory (7) is set on the inwall of described reactor (1).
7. according to each described chemical reaction equipment in the claim 1 to 5, it is characterized in that described reactor (1) also comprises the thermocouple (8) that is used for the monitoring catalyst temperature.
8. according to each described chemical reaction equipment in the claim 1 to 5, it is characterized in that described reactor (1) also comprises raw material gas inlet (9) and tail gas outlet (10).
9. according to each described chemical reaction equipment in the claim 1 to 5, it is characterized in that described reactor (1) also comprises the sieve plate (11) that is used for support catalyst (3) and first filler (5) and second filler (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202226986U CN201912932U (en) | 2009-09-11 | 2009-09-11 | Far infrared heating chemical reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202226986U CN201912932U (en) | 2009-09-11 | 2009-09-11 | Far infrared heating chemical reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201912932U true CN201912932U (en) | 2011-08-03 |
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ID=44412750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202226986U Expired - Fee Related CN201912932U (en) | 2009-09-11 | 2009-09-11 | Far infrared heating chemical reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201912932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838752A (en) * | 2012-09-24 | 2012-12-26 | 沧州威达聚氨酯高科股份有限公司 | Synthesis method of polyether modified silicone oil for preparing polyurethane foam |
| CN103157408A (en) * | 2011-12-14 | 2013-06-19 | 大唐国际化工技术研究院有限公司 | High temperature methanation reactor |
-
2009
- 2009-09-11 CN CN2009202226986U patent/CN201912932U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157408A (en) * | 2011-12-14 | 2013-06-19 | 大唐国际化工技术研究院有限公司 | High temperature methanation reactor |
| CN103157408B (en) * | 2011-12-14 | 2015-06-24 | 大唐国际化工技术研究院有限公司 | High temperature methanation reactor |
| CN102838752A (en) * | 2012-09-24 | 2012-12-26 | 沧州威达聚氨酯高科股份有限公司 | Synthesis method of polyether modified silicone oil for preparing polyurethane foam |
| CN102838752B (en) * | 2012-09-24 | 2014-10-15 | 沧州威达聚氨酯高科股份有限公司 | Synthesis method of polyether modified silicone oil for preparing polyurethane foam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIAONING DATANG INTERNATIONAL FUXIN COAL-BASED GAS Effective date: 20120321 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120321 Address after: 100070 No. 20, No. 12, 188 West Fourth Ring Road, Fengtai District, Beijing Co-patentee after: Liaoning Datang Power Fuxin Coal-to-Gas Co., Ltd. Patentee after: Datang International Chemical Technology Institute Co., Ltd. Address before: 100070 No. 20, No. 12, 188 West Fourth Ring Road, Fengtai District, Beijing Patentee before: Datang International Chemical Technology Institute Co., Ltd. |
|
| 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: 20110803 Termination date: 20180911 |