CN204294215U - A kind of autoclave supercritical reaction device and supercritical reaction system - Google Patents
A kind of autoclave supercritical reaction device and supercritical reaction system Download PDFInfo
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- CN204294215U CN204294215U CN201420799473.8U CN201420799473U CN204294215U CN 204294215 U CN204294215 U CN 204294215U CN 201420799473 U CN201420799473 U CN 201420799473U CN 204294215 U CN204294215 U CN 204294215U
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- supercritical reaction
- urceolus
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- cyclone separator
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Abstract
The utility model discloses a kind of autoclave supercritical reaction device and supercritical reaction system, relates to reactor technology field, is the problem that the treatment effeciency solving supercritical reaction system is low.Described autoclave supercritical reaction device comprises: urceolus, be located at the inner core in described urceolus, described autoclave supercritical reaction device also comprises: to be located in described urceolus and the cyclone separator is connected with the discharging opening of described inner core, and the gas be separated through described cyclone separator and solid particle are respectively from gas outlet and the slag-drip opening discharge of described urceolus.The autoclave supercritical reaction device that the utility model provides is for improving the treatment effeciency of supercritical reaction system.
Description
Technical field
The utility model relates to reactor technology field, particularly relates to a kind of autoclave supercritical reaction device and supercritical reaction system.
Background technology
Supercritical Water Oxidation Technology mainly utilizes supercritical water to carry out oxidation Decomposition organic matter as medium, carbon in that difficulty decomposed or poisonous organic matter, protium are converted into carbon dioxide and water, be that innocuous substance is as nitrogen by nitrogen cycling of elements, deposited from supercritical water with the form of inorganic salts by the elements such as the phosphorus in water, chlorine, sulphur, this is a kind of deep oxidation method destroying organic constitution.
Supercritical water oxidation processing procedure is carried out in supercritical reaction system, wherein, course of reaction is carried out in supercritical reaction device, because course of reaction is the key of whole supercritical water oxidation processing procedure, therefore, supercritical reaction device is the core of supercritical reaction system.Supercritical reaction device can be divided into tubular type supercritical reaction device and autoclave supercritical reaction device according to the structure of reactor, and the caliber of tubular type supercritical reaction device is less, less caliber makes tubular type supercritical reaction device easily block tubular type supercritical reaction device when processing the organic matter that solids content is high or salinity is high; Therefore, usually use autoclave supercritical reaction device, the caliber of autoclave supercritical reaction device is comparatively large, not easily blocks autoclave supercritical reaction device when processing the organic matter that solids content is higher or salinity is higher.
When using autoclave supercritical reaction device to carry out supercritical water oxidation process, reactant enters from the top of autoclave supercritical reaction device, reacted solid particle is settled down to the bottom of autoclave supercritical reaction device under gravity, and discharges from the slag-drip opening be located at bottom autoclave supercritical reaction device.But; this deslagging mode can only discharge the larger solid particle of particle; the solid particle that particle is less can discharge autoclave supercritical reaction device with reacted gas; and the next device entered in supercritical reaction system; after long-play; the solid particle that particle is less can deposit and block the some or multiple device in supercritical reaction system, and the treatment effeciency of supercritical reaction system is reduced.
Utility model content
The purpose of this utility model is to provide a kind of autoclave supercritical reaction device and supercritical reaction system, for improving the treatment effeciency of supercritical reaction system.
To achieve these goals, the utility model provides following technical scheme:
A kind of autoclave supercritical reaction device, comprise: urceolus, be located at the inner core in described urceolus, described autoclave supercritical reaction device also comprises: to be located in described urceolus and the cyclone separator is connected with the discharging opening of described inner core, and the gas be separated through described cyclone separator and solid particle are respectively from gas outlet and the slag-drip opening discharge of described urceolus.
Preferably, described cyclone separator is arranged at side relative with the gas outlet of described urceolus in described urceolus.
Further, the inner surface of described cyclone separator is provided with corrosion-resistant and wear-resisting overcoat.
Preferably, the ratio of the diameter of the diameter of the cylindrical portions of described cyclone separator and the cylindrical portions of described inner core is 0.3-0.5.
Alternatively, the slag-drip opening of described cyclone separator is connected with conduit, and the other end of described conduit is relative with the slag-drip opening of described urceolus.
Further, the angle between the axial line of described conduit and horizontal plane is 30 °-60 °.
Alternatively, the ratio of the diameter of the diameter of the cylindrical portions of described inner core and the cylindrical portions of described urceolus is 0.5-0.9, and the ratio of the length of described inner core and the length of described urceolus is 0.6-0.8.
Preferably, the center line of the gas outlet of described urceolus is 0.5-1 to the ratio of the diameter of the cylindrical portions of the vertical range at the top of described urceolus and described urceolus.
The utility model additionally provides a kind of supercritical reaction system simultaneously, comprise: raw material storage tank, the feedstock transportation pump be communicated with the discharging opening of described raw material storage tank, at least one preheater be communicated with the discharging opening of described feedstock transportation pump, the above-mentioned autoclave supercritical reaction device be communicated with the discharging opening of preheater described at least one, the oxidant delivery pump be communicated with the charging aperture of described autoclave supercritical reaction device, the oxidant storage tank be communicated with the charging aperture of described oxidant delivery pump.
Preferably, the quantity of described preheater is two, and two described preheaters are arranged in series.
During the autoclave supercritical reaction device using the utility model to provide, after reactant reacts in inner core, gas solid separation after cyclone separator is entered with the gas of solid particle, solid particle after separation enters the bottom of urceolus from the slag-drip opening of cyclone separator, finally discharges autoclave supercritical reaction device from the slag-drip opening of urceolus; Gas after separation enters the gap of urceolus and inner core from the gas outlet at the top of cyclone separator, finally discharges autoclave supercritical reaction device from the gas outlet of urceolus.Therefore, use above-mentioned autoclave supercritical reaction device, because solid particle is separated from the gas in cyclone separator, and finally discharge from the slag-drip opening of urceolus, greatly reduce the amount of the solid particle entering next device in supercritical reaction system with gas, thus reduce because the phenomenon that is some or multiple device in solid particle blocking supercritical reaction system occurs, and then improve the treatment effeciency of supercritical reaction system.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a part of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the front view of the autoclave supercritical reaction device described in the utility model embodiment;
Fig. 2 is the top view of the cyclone separator of autoclave supercritical reaction device in Fig. 1;
Fig. 3 is the system schematic of the supercritical reaction system described in the utility model embodiment.
Description of reference numerals:
1-urceolus, 2-inner core,
3-cyclone separator, the charging aperture of 31-cyclone separator,
32-revolves the slag-drip opening of point separator, the gas outlet of 33-cyclone separator,
4-tube connector, 5-conduit,
The slag-drip opening of 6-urceolus, the gas outlet of 7-urceolus,
10-raw material storage tank, 20-feedstock transportation pump,
30,40-preheater, 50-oxidant storage tank.
60-oxidant delivery pump,
Detailed description of the invention
In order to further illustrate the autoclave supercritical reaction device and supercritical reaction system that the utility model embodiment provides, be described in detail below in conjunction with Figure of description.
Embodiment one
Refer to Fig. 1, the utility model embodiment provides a kind of autoclave supercritical reaction device, comprise urceolus 1, inner core 2 and cyclone separator 3, wherein, inner core 2 and cyclone separator 3 are arranged in urceolus 1, wherein, the discharging opening of inner core 2 is communicated with the charging aperture 31 of cyclone separator 3, the gas that discharging opening from inner core 2 can enter by cyclone separator 3 is separated with the solid particle mixed in gas, gas after separation is discharged from the gas outlet 7 of urceolus 1, and the solid particle after separation is discharged from the slag-drip opening 6 of urceolus 1.
Particularly, cyclone separator 3 comprises cylindrical portions and cone cylinder part, be communicated with by tube connector 4 between the discharging opening of inner core 2 and the charging aperture 31 in the cylindrical portions being located at cyclone separator 3, one end of tube connector 4 is communicated with the discharging opening of inner core 2, and the other end is communicated with the charging aperture 31 of cyclone separator 3; The set-up mode of the charging aperture 31 of cyclone separator 3 as shown in Figure 2, the charging aperture 31 of cyclone separator 3 be that tangent line is arranged with the cylindrical portions of cyclone separator 3, enters in cyclone separator 3 along the tangential direction of the cylindrical portions of cyclone separator 3 to make the gas of discharge from inner core 2 and solid particle.
During work, after reactant reacts in inner core 2, gas with solid particle enters cyclone separator 3, the gas entering cyclone separator 3 moves along spiral path with the inner surface of solid particle at cyclone separator 3, the effect that solid particle is subject to centrifugal inertial force strikes the inner surface of cyclone separator 3, and the bottom of cyclone separator 3 is slipped to along the inner surface of cyclone separator 3, enter urceolus 1 from the slag-drip opening 32 be located at bottom cyclone separator 3, and discharge autoclave supercritical reaction device from the slag-drip opening 6 of urceolus 1; Gas after being separated with solid particle enters urceolus 1 with the gap of inner core 2 from the gas outlet 33 at the top of cyclone separator 3, and moves upward in urceolus 1 with the gap of inner core 2, finally discharges from the gas outlet 7 of urceolus 1.Therefore, use the autoclave supercritical reaction device that the utility model embodiment provides, because solid particle is separated from the gas in cyclone separator 3, and finally discharge from the slag-drip opening 6 of urceolus 1, greatly reduce the amount of the solid particle entering next device in supercritical reaction system with gas, thus reduce because the phenomenon that is some or multiple device in solid particle blocking supercritical reaction system occurs, and then improve the treatment effeciency of supercritical reaction system.
Please continue to refer to Fig. 1, in a preferred embodiment, cyclone separator 3 is arranged at side relative with the gas outlet 7 of urceolus 1 in urceolus 1.Because the temperature of gas reacted in inner core 2 is higher, relative side, the gas outlet of urceolus 1 is arranged on by revolving point separator 3, make the path of gas process needed for the gas outlet 7 of arrival urceolus 1 of discharging from the gas outlet of cyclone separator 3 elongated, the time that gas stops in urceolus 1 increases, thus make the heat radiation time of the gas after being separated with solid particle longer, improve the radiating effect of autoclave supercritical reaction device.
The solid particle generated after reaction in inner core 2 is with sometimes and is corrosive, in order to slowing down corrosion solid particle is to the corrosion of the inner surface of cyclone separator 3, preferably, the inner surface of cyclone separator 3 is provided with corrosion-resistant and wear-resisting overcoat (not shown).The cyclone separator 3 being provided with overcoat can reduce the corrosion of corrosive solid particle to the inner surface of cyclone separator 3 when divided gas flow and corrosive solid particle, the wearing and tearing of the inner surface of cyclone separator 3 can be slowed down simultaneously, extend the service life of cyclone separator 3.
It should be noted that, above-mentioned urceolus 1 and inner core 2 also comprise cylindrical portions and cone cylinder part respectively; Preferably, the diameter of the cylindrical portions of cyclone separator 3 and the diameter of the cylindrical portions of inner core 2 are than being 0.3-0.5.Design like this, can make the gas entering cyclone separator 3 fully be separated with solid particle, improve the separative efficiency of cyclone separator 3.
In order to slow down the wearing and tearing of the inner surface of the cone cylinder part of urceolus 1, the slag-drip opening 32 of above-mentioned cyclone separator 3 is connected with conduit 5, and one end of conduit 5 is communicated with the slag-drip opening 32 of cyclone separator 3, and the other end is relative with the slag-drip opening 6 of urceolus 1.The solid particle that slag-drip opening 32 from cyclone separator 3 is discharged directly is disposed to the slag-drip opening 6 of urceolus 1 by conduit 5, solid particle is discharged from the slag-drip opening 6 of urceolus 1, avoids solid particle from the wearing and tearing tumbled the cone cylinder part of urceolus 1 to the inner surface of the cone cylinder part of urceolus 1 to the process of the slag-drip opening 6 of urceolus 1.Discharge from conduit 5 for the ease of solid particle, as shown in Figure 1, preferably, the angle a between the axial line of conduit 5 and horizontal plane is 30 °-60 °.
For increasing the heat radiation time of the gas after being separated, preferably, the diameter of the cylindrical portions of inner core 2 and the diameter of the cylindrical portions of urceolus 1 are than being 0.5-0.9, the length of the length of inner core 2 and urceolus 1 is than being 0.6-0.8, and the center line of the gas outlet of urceolus 1 is 0.5-1 to the ratio of the diameter of the cylindrical portions of the vertical range at the top of urceolus 1 and urceolus 1.Design like this, time of staying in the gap of gas between urceolus 1 and inner core 2 that can produce after conservative control reaction, fully dispels the heat to make gas.
Embodiment two
Refer to Fig. 3, the utility model embodiment two provides a kind of supercritical reaction system, comprise: raw material storage tank 10, the feedstock transportation pump 20 be communicated with the discharging opening of raw material storage tank 10, at least one preheater 30 be communicated with the discharging opening of feedstock transportation pump 20, the autoclave supercritical reaction device being communicated with the discharging opening of at least one preheater 30, providing as above-described embodiment one, the oxidant delivery pump 60 be communicated with the charging aperture of autoclave supercritical reaction device, the oxidant storage tank 50 be communicated with the charging aperture of oxidant delivery pump 60.
During above-mentioned supercritical reaction system works, raw material enters feedstock transportation pump 20 from raw material storage tank 10, feedstock transportation pump 20 is delivered to each preheater 30 after being pressurizeed by raw material, each preheater 30 will be delivered to the charging aperture of autoclave supercritical reaction device after raw material preheating, make raw material enter in the inner core 2 of autoclave supercritical reaction device; Meanwhile, oxidant needed for reaction enters oxidant delivery pump 60 from oxidant storage tank 50, oxidant delivery pump 60 is delivered to the charging aperture of autoclave supercritical reaction device after being pressurizeed by oxidant, oxidant is entered in the inner core 2 of autoclave supercritical reaction device, oxidant and raw material are reacted in inner core 2.
Enter gas solid separation after cyclone separator with the gas of solid particle after reaction, the solid particle after separation enters the bottom of urceolus 1 from the slag-drip opening 32 of cyclone separator 3, finally discharges autoclave supercritical reaction device from the slag-drip opening 6 of urceolus 1; Gas after separation enters urceolus 1 from the gas outlet at cyclone separator 3 top, finally enters preheater 30 from the gas outlet 7 of urceolus 1.Therefore, during the supercritical reaction system using the utility model embodiment to provide, due to separated from the gas in the cyclone separator 3 of solid particle in autoclave supercritical reaction device, and finally discharge from the slag-drip opening 6 of urceolus 1, greatly reduce the amount of the solid particle entering next device in supercritical reaction system with gas, thus reduce because the phenomenon that is some or multiple device in solid particle blocking supercritical reaction system occurs, and then improve the treatment effeciency of supercritical reaction system.
In order to make the pre-heat effect of raw material better, simultaneously cost-saving, preferably, the quantity of preheater is two, and two preheaters are arranged in series.Particularly, please continue to refer to Fig. 3, the charging aperture of preheater 30 is communicated with the discharging opening of feedstock transportation pump 20, and the discharging opening of preheater 30 is communicated with the charging aperture of preheater 40, and the discharging opening of preheater 40 is communicated with the charging aperture of autoclave supercritical reaction device.During work, raw material enters feedstock transportation pump 20 from raw material storage tank 10, feedstock transportation pump 20 is delivered to preheater 30 after being pressurizeed by raw material, preheater 30 will be delivered to preheater 40 after raw material preheating, preheater 40 is by raw material preheating again, make the temperature of raw material reach 300 DEG C-500 DEG C, then by feedstock transportation to the charging aperture of autoclave supercritical reaction device, raw material is entered in the inner core 2 of autoclave supercritical reaction device.
It is worth mentioning that, the accessible raw material of above-mentioned supercritical reaction system comprises one or more mixtures in the carbonaceous materials such as coal, living beings, urban waste, mud; Oxidant is oxygen, air or other oxygen enrichment media, and the initial temperature of usual oxidant is 40 DEG C-200 DEG C; Temperature when reacting in autoclave supercritical reaction device is 374 DEG C-700 DEG C, pressure is 22.1Mpa-37Mpa, reaction time is 1min-40min, and the concrete setting value of above-mentioned reaction condition can be selected according to the specific features of the raw material of supercritical reaction system process.
In the description of above-mentioned embodiment, specific features, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. an autoclave supercritical reaction device, comprise: urceolus, be located at the inner core in described urceolus, it is characterized in that, described autoclave supercritical reaction device also comprises: to be located in described urceolus and the cyclone separator is connected with the discharging opening of described inner core, and the gas be separated through described cyclone separator and solid particle are respectively from gas outlet and the slag-drip opening discharge of described urceolus.
2. autoclave supercritical reaction device according to claim 1, it is characterized in that, described cyclone separator is arranged at side relative with the gas outlet of described urceolus in described urceolus.
3., according to the autoclave supercritical reaction device described in claim 1, it is characterized in that, the inner surface of described cyclone separator is provided with corrosion-resistant and wear-resisting overcoat.
4. autoclave supercritical reaction device according to claim 1, is characterized in that, the ratio of the diameter of the diameter of the cylindrical portions of described cyclone separator and the cylindrical portions of described inner core is 0.3-0.5.
5. the autoclave supercritical reaction device according to any one of Claims 1-4, it is characterized in that, the slag-drip opening of described cyclone separator is connected with conduit, and the other end of described conduit is relative with the slag-drip opening of described urceolus.
6. autoclave supercritical reaction device according to claim 5, is characterized in that, the angle between the axial line of described conduit and horizontal plane is 30 °-60 °.
7. autoclave supercritical reaction device according to claim 1, it is characterized in that, the ratio of the diameter of the diameter of the cylindrical portions of described inner core and the cylindrical portions of described urceolus is 0.5-0.9, and the ratio of the length of described inner core and the length of described urceolus is 0.6-0.8.
8. autoclave supercritical reaction device according to claim 1, is characterized in that, the center line of the gas outlet of described urceolus is 0.5-1 to the ratio of the diameter of the cylindrical portions of the vertical range at the top of described urceolus and described urceolus.
9. a supercritical reaction system, it is characterized in that, comprise: raw material storage tank, the feedstock transportation pump be communicated with the discharging opening of described raw material storage tank, at least one preheater be communicated with the discharging opening of described feedstock transportation pump, be communicated with the discharging opening of preheater described at least one, autoclave supercritical reaction device as described in any one of claim 1-8, the oxidant delivery pump be communicated with the charging aperture of described autoclave supercritical reaction device, the oxidant storage tank be communicated with the charging aperture of described oxidant delivery pump.
10. supercritical reaction system according to claim 9, is characterized in that, the quantity of described preheater is two, and two described preheaters are arranged in series.
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| CN201420799473.8U CN204294215U (en) | 2014-12-16 | 2014-12-16 | A kind of autoclave supercritical reaction device and supercritical reaction system |
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| CN201420799473.8U CN204294215U (en) | 2014-12-16 | 2014-12-16 | A kind of autoclave supercritical reaction device and supercritical reaction system |
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Effective date of registration: 20180105 Address after: 065001 Hebei city of Langfang province C New Austrian Science Park Economic Development Zone Xinyuan host city Patentee after: Environmental Protection Technology Co., Ltd. Address before: The 065001 Hebei economic and Technological Development Zone of Langfang Huaxiang new Austrian Science and Technology Park in the Southern District B building room 522 Patentee before: ENN SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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