CN1634645A - Circulating fluidization reactor - Google Patents
Circulating fluidization reactor Download PDFInfo
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- CN1634645A CN1634645A CN 200310114578 CN200310114578A CN1634645A CN 1634645 A CN1634645 A CN 1634645A CN 200310114578 CN200310114578 CN 200310114578 CN 200310114578 A CN200310114578 A CN 200310114578A CN 1634645 A CN1634645 A CN 1634645A
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Abstract
This invention provides a recycle flow reaction container, which comprises reaction device and the compression machine for gas recycle and is characterized by that there is added with a round cylinder inside the reactor, wherein the cylinder is connected to the inner wall of the reactor and there is set with a certain gap between the cylinder and the reactor inner wall. The invention adds one cylinder in the reactor and forms inner recycle by liquid to solid phase reaction in the ring gap between the inner cylinder and the inner wall of the reactor under high voltage gas action.
Description
Affiliated technical field
The invention provides a kind of ciculation fluidized reactor, belong to chemical reactor device technique field.
Background technology
Carrying out long carbon chain nylon (nylon 1010 for example, 1012,1212,1313) in etc. the preparation process, relate to the reaction of gas-liquid-solid three-phase or gas-liquid two-phase, gas liquid reaction as ammonia and binary acid prepared in reaction dinitrile, the gas-liquid of hydrogen and dinitrile prepared in reaction diamine is reacted admittedly, reaction all has certain pressure, but present employed reactor is all very backward, its technical scheme mostly is a pipe and inserts a jar, the reaction mass transfer resistance is big, reaction time is long, reaction effect is poor, product yield is low, if the raising mass transfer effect add agitating device, make trouble so first, seal very difficulty in addition and even may, cause the production cost height, can not introduce product to the market smoothly.
Summary of the invention
The purpose of this invention is to provide a kind of can overcome above-mentioned defective, can hardening constituent in and interphase mass transfer, ciculation fluidized reactor that reaction effect is good.Its technical scheme is:
Comprise reactor and with the compressor of its gas circulation, it is characterized in that: set up a cylinder in reactor, cylinder is fixedlyed connected with the inwall of reactor, between cylinder and the reactor wall certain clearance is arranged.
For achieving the above object, described ciculation fluidized reactor, the gas nozzle that is communicated with compressor is arranged on the bottom that reactor is positioned at cylinder, gas is earlier by reacting to last walking in the cylinder, reflux in the gap between cylinder and reactor wall then, the upper end of reactor is provided with the gas outlet and is communicated with compressor, for accelerating gas-liquid separation, be positioned at gas-liquid separation zone above the cylinder and be provided with swash plate under being tilted in reactor, it has the effect that stops, separates to liquid.
For achieving the above object, described ciculation fluidized reactor, the gas nozzle that is communicated with compressor is arranged on the bottom that reactor is positioned at cylinder, the top shutoff of gas nozzle is with conical deflector, tilt to extend up between cylinder and the reactor wall around the deflector, venthole is arranged on the sidewall of gas nozzle, the gas-liquid separation zone that is positioned in reactor above the cylinder is provided with the swash plate that is tilted to, it has liquid and stops, the effect that separates, upwards walking reaction in the gap of gas elder generation between cylinder and reactor wall, by refluxing in the cylinder, the upper end of reactor is provided with the gas outlet and is communicated with compressor then; Perhaps the gas nozzle that is communicated with compressor is inserted into the bottom of cylinder from the top of reactor through pipeline, be provided with the deflector under being tilted to around the gas nozzle, bottom in the corresponding reactor with it is provided with the gas flow guiding piece, the gas passage that deflector and baffle constitute tilts to extend downwardly between cylinder and the reactor wall, upwards walking reaction in the gap of same realization gas elder generation between cylinder and reactor wall, then by refluxing in the cylinder, the gas-liquid separation zone that is positioned in reactor above the cylinder is provided with the swash plate that is tilted to, and the upper end of reactor is provided with the gas outlet and is communicated with compressor.
For achieving the above object, described ciculation fluidized reactor is provided with chuck around the outer wall of reactor, according to concrete reaction, and logical heat medium or cooling medium.
The present invention compared with prior art, by in original reactor, having added a cylinder, be partitioned in the cylinder the reaction cross-section in the reactor is long-pending, outer two parts, under the effect of gases at high pressure, circulation in forming between the annular space that is reflected at inner cylinder and inner cylinder and reactor wall of liquid-solid phase, interior mutually and interphase mass transfer effect have been strengthened greatly, overcome original gas-liquid or gas-liquid gas-solids reactors reaction efficiency is low, the shortcoming that resistance to mass tranfer is excessive, saved and added the sealing problem that brings behind the agitating device, apparent reaction rates is improved greatly, China's gas-liquid or gas-liquid gas-solids reactors design level are taken to a new boundary, the present invention is used for senior middle school's low pressure reaction, more meaningful for high-pressure reactor, also be applicable to the carburizing reagent in the precipitated calcium carbonate reaction.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the structural representation of the embodiment of the invention 2;
Fig. 3 is the structural representation of the embodiment of the invention 3.
The specific embodiment
1, reactor 2, compressor 3, cylinder 4, gas nozzle 5, chuck 6, dowel 7, deflector 8, swash plate 9, venthole 10, pipeline 11, baffle 12, check valve 13, tapping valve
In the embodiment shown in fig. 1: fixedly connected with the inwall of reactor 1 below during cylinder 3 is arranged in the reactor 1 and through dowel 6, between cylinder 3 and reactor 1 inwall certain clearance is arranged, the gas nozzle 4 that is communicated with compressor 2 is arranged on the bottom that reactor 1 is positioned at cylinder 3, gas is earlier by reacting to last walking in the cylinder 3, reflux in the gap between cylinder 3 and reactor 1 inwall then, the upper end that is positioned at cylinder 3 in the reactor 1 is a gas-liquid separation zone, be communicated with compressor 2 through the gas outlet, for accelerating gas-liquid separation, be provided with swash plate 8 under being tilted at gas-liquid separation zone, it has liquid and stops, the effect that separates.Outer wall around reactor 1 is provided with chuck 5, can be according to logical heat medium of concrete reaction or cooling medium.
In the embodiment shown in Figure 2: fixedly connected with the inwall of reactor 1 below in being arranged in the reactor 1 and through dowel 6, between cylinder 3 and reactor 1 inwall certain clearance is arranged, the gas nozzle 4 that is communicated with compressor 2 is arranged on the bottom that reactor 1 is positioned at cylinder 3, the top shutoff of gas nozzle 4 is with conical deflector 7, tilt to extend up between the inwall of cylinder 3 and reactor 1 around the deflector 7, venthole 9 is arranged on the sidewall of gas nozzle 4, guarantee that gas is introduced into upwards walking reaction in the gap between cylinder 3 and reactor 1 inwall after gas nozzle 4 ejections, liquid is by backflows in the cylinder 3 then.The upper end that is positioned at cylinder 3 in the reactor 1 is a gas-liquid separation zone, is communicated with compressor 2 through the gas outlet, for accelerating gas-liquid separation, is provided with the swash plate 8 that is tilted at gas-liquid separation zone, and it has the effect that stops, separates to liquid.Outer wall around reactor 1 is provided with chuck 5, can be according to logical heat medium of concrete reaction or cooling medium.
The present invention is used for intermittently device, but interior circulation is made into outer circulation, just goes for successive reaction, and the diameter of cylinder 3 is changeable as required, also can on the inside and outside sidewall of cylinder 3 a plurality of fins be set.This device has been strengthened mass transfer effect greatly, and reaction rate is improved greatly, improves the efficient of reactor.
Claims (6)
1, a kind of ciculation fluidized reactor, comprise reactor (1) and with the compressor (2) of its gas circulation, it is characterized in that: in reactor (1), set up a cylinder (3), cylinder (3) is fixedlyed connected with the inwall of reactor (1), between cylinder (3) and reactor (1) inwall certain clearance is arranged.
2, ciculation fluidized reactor as claimed in claim 1 is characterized in that: the gas nozzle (4) that is communicated with compressor (2) is arranged on the bottom that reactor (1) is positioned at cylinder (3), and the upper end of reactor (1) is provided with the gas outlet and is communicated with compressor (2).
3, ciculation fluidized reactor as claimed in claim 2 is characterized in that: the gas-liquid separation zone that is positioned at cylinder (3) top in reactor (1) is provided with the swash plate (8) under being tilted to.
4, ciculation fluidized reactor as claimed in claim 1, it is characterized in that: the gas nozzle (4) that is communicated with compressor (2) is arranged on the bottom that reactor (1) is positioned at cylinder (3), the top shutoff of gas nozzle (4) is with conical deflector (7), tilt to extend up between the inwall of cylinder (3) and reactor (1) around the deflector (7), venthole (9) is arranged on the sidewall of gas nozzle (4), the gas-liquid separation zone that is positioned at cylinder (3) top in reactor (1) is provided with the swash plate (8) that is tilted to, and the upper end of reactor (1) is provided with the gas outlet and is communicated with compressor (2).
5, ciculation fluidized reactor as claimed in claim 1, it is characterized in that: the gas nozzle (4) that is communicated with compressor (2) is inserted into the bottom of cylinder (3) from the top of reactor (1) through pipeline (10), be provided with the deflector (7) under being tilted to around the gas nozzle (4), bottom in the corresponding reactor with it (1) is provided with gas flow guiding piece (11), the gas passage that deflector (7) and baffle (11) constitute tilts to extend downwardly between cylinder (3) and reactor (1) inwall, the gas-liquid separation zone that is positioned at cylinder (3) top in reactor (1) is provided with the swash plate (8) that is tilted to, and the upper end of reactor (1) is provided with the gas outlet and is communicated with compressor (2).
6, ciculation fluidized reactor as claimed in claim 1 is characterized in that: the outer wall around reactor (1) is provided with chuck (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310114578 CN1634645A (en) | 2003-12-31 | 2003-12-31 | Circulating fluidization reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310114578 CN1634645A (en) | 2003-12-31 | 2003-12-31 | Circulating fluidization reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1634645A true CN1634645A (en) | 2005-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310114578 Pending CN1634645A (en) | 2003-12-31 | 2003-12-31 | Circulating fluidization reactor |
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| CN (1) | CN1634645A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491398A (en) * | 2011-12-20 | 2012-06-13 | 广西华纳新材料科技有限公司 | Gas stripping precipitated calcium carbonate carbonation reactor |
| WO2012146111A1 (en) * | 2011-04-25 | 2012-11-01 | 琳德股份公司 | Method and system for preparing precipitated calcium carbonate |
| CN103752230A (en) * | 2014-01-09 | 2014-04-30 | 东南大学 | Heat pipe heat-transfer type gas-liquid-solid three-phase circulation flow reactor |
| CN105036261A (en) * | 2015-09-01 | 2015-11-11 | 北京石油化工学院 | Internal-circulation type iron-carbon micro-electrolysis reactor |
| CN107790073A (en) * | 2017-09-28 | 2018-03-13 | 北京中科诚毅科技发展有限公司 | A kind of reactor novel internal structure and its design method and purposes |
| CN109331746A (en) * | 2018-09-28 | 2019-02-15 | 大连理工大学 | A kind of novel solid particle thermal chemical reaction device and method |
| CN112705128A (en) * | 2020-12-08 | 2021-04-27 | 永丰县广丰化工有限公司 | Nanoscale calcium carbonate processing device |
-
2003
- 2003-12-31 CN CN 200310114578 patent/CN1634645A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012146111A1 (en) * | 2011-04-25 | 2012-11-01 | 琳德股份公司 | Method and system for preparing precipitated calcium carbonate |
| CN102491398A (en) * | 2011-12-20 | 2012-06-13 | 广西华纳新材料科技有限公司 | Gas stripping precipitated calcium carbonate carbonation reactor |
| CN102491398B (en) * | 2011-12-20 | 2014-07-02 | 广西华纳新材料科技有限公司 | Gas stripping precipitated calcium carbonate carbonation reactor |
| CN103752230A (en) * | 2014-01-09 | 2014-04-30 | 东南大学 | Heat pipe heat-transfer type gas-liquid-solid three-phase circulation flow reactor |
| CN103752230B (en) * | 2014-01-09 | 2016-06-01 | 东南大学 | A kind of heat pipe heat tranferring Loop reactor of gas-liquid-solid three phases |
| CN105036261A (en) * | 2015-09-01 | 2015-11-11 | 北京石油化工学院 | Internal-circulation type iron-carbon micro-electrolysis reactor |
| CN105036261B (en) * | 2015-09-01 | 2017-06-06 | 北京石油化工学院 | A kind of internal-circulation type iron-carbon micro-electrolysis reactor |
| CN107790073A (en) * | 2017-09-28 | 2018-03-13 | 北京中科诚毅科技发展有限公司 | A kind of reactor novel internal structure and its design method and purposes |
| CN109331746A (en) * | 2018-09-28 | 2019-02-15 | 大连理工大学 | A kind of novel solid particle thermal chemical reaction device and method |
| CN109331746B (en) * | 2018-09-28 | 2021-11-19 | 大连理工大学 | Novel solid particle thermochemical reaction device and method |
| CN112705128A (en) * | 2020-12-08 | 2021-04-27 | 永丰县广丰化工有限公司 | Nanoscale calcium carbonate processing device |
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