CN106082315B - Dual-reaction chamber low-temperature boiling chlorination furnace - Google Patents
Dual-reaction chamber low-temperature boiling chlorination furnace Download PDFInfo
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- CN106082315B CN106082315B CN201610403259.XA CN201610403259A CN106082315B CN 106082315 B CN106082315 B CN 106082315B CN 201610403259 A CN201610403259 A CN 201610403259A CN 106082315 B CN106082315 B CN 106082315B
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- reative cells
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/02—Halides of titanium
- C01G23/022—Titanium tetrachloride
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Abstract
The invention discloses a kind of dual-reaction chamber low-temperature boiling chlorination furnace, including chlorination furnace main body；The chlorination furnace main body includes A reative cells and B reative cells；Described chlorination furnace main body from top to bottom includes common sections and conversion zone；The common sections top is provided with an exhaust gases passes；The conversion zone includes the A reative cells conversion zone and B reative cell conversion zones that right position is set；The A reative cells and B reative cells are provided with feed pipe, cone section, air inlet pipe and scum pipe；The A reative cells are connected with B reative cells top, and the conversion zone is separated using dividing plate；The exhaust gases passes and TiCl4Elution circuit is connected.The present invention is designed by dual-reaction chamber chlorination furnace, effectively reduces dead stove risk.If the abnormal decline of A reative cells furnace temperature appearance causes dead stove risk, optionally A reative cells material can be emptied, be reacted for A reative cells restart using B reative cell overflow warm sludges and initial thermal material be provided, so as to realize that A reative cells rescue stove, vice versa.
Description
Technical field
The present invention relates to fluidization technology field, and in particular to a kind of dual-reaction chamber low-temperature boiling chlorination furnace.
Background technology
At present, boiling chloridizing furnace and low-temperature boiling chlorination furnace are generally single reaction chamber chlorination furnace, during such chlorination furnace slag discharge
The powder raw material that part newly enters stove can be expelled directly out, cause effective residence time of the partial particulate not enough, limit solid
The limit conversion of grain.Additionally, boiling chloridizing furnace typically requires raw material particle size narrow distribution at present.Therefore, a kind of energy is developed real
Existing solid particle effective residence time is controllable, solid limit conversion is improved, while adapting to the low of raw material particle size wider distribution
Warm boiling chloridizing furnace is very necessary.
The content of the invention
Instant invention overcomes the deficiencies in the prior art, there is provided a kind of dual-reaction chamber low-temperature boiling chlorination furnace.
To solve above-mentioned technical problem, the present invention uses following technical scheme：
A kind of dual-reaction chamber low-temperature boiling chlorination furnace, including chlorination furnace main body；The chlorination furnace main body include A reative cells and
B reative cells；Described chlorination furnace main body from top to bottom includes common sections and conversion zone；The common sections top is provided with a cigarette
Gas passage；The conversion zone includes the A reative cells conversion zone and B reative cell conversion zones that right position is set；The A reative cells and
B reative cells are provided with feed pipe, cone section, air inlet pipe and scum pipe；The A reative cells are connected with B reative cells top, described anti-
Section is answered to separate using dividing plate；The exhaust gases passes and TiCl4Elution circuit is connected.
Further technical scheme is that the cone section is conical structure.
Further technical scheme is the cone section cross-sectional area linearly incremental relation high with cone section.
Further technical scheme be the dividing plate peak to A reative cells and/or B reative cells inner chamber minimum point away from
From 0 to 4 times for common sections internal diameter.
Further technical scheme is that the A feed pipes of the A reative cells are connected with A feed bins；The A of the A reative cells enters
Tracheae is connected with A sources of the gas；The A scum pipes of the A reative cells are connected with A slag-draining devices.
Further technical scheme is that the B feed pipes of the B reative cells are connected with B feed bins；The B of the B reative cells enters
Tracheae is connected with B sources of the gas；The B scum pipes of the B reative cells are connected with B slag-draining devices.
Further technical scheme is the top that the A feed pipes are arranged on the A reative cells；The A air inlet pipe with
The A scum pipes are arranged at the bottom of the A reative cells.
Further technical scheme is the top that the B feed pipes are arranged on the B reative cells；The B air inlet pipe with
The B scum pipes are arranged at the bottom of the B reative cells.
Compared with prior art, one of beneficial effect of the embodiment of the present invention is：
(1) design of dual-reaction chamber chlorination furnace, effectively reduces dead stove risk.If abnormal decline occurs in A reative cells furnace temperature causing
During dead stove risk, optionally A reative cells material can be emptied, the use of B reative cell overflows warm sludge be that A reative cells restart reaction
Initial thermal material is provided, so as to realize that A reative cells rescue stove, vice versa.
(2) dual-reaction chamber replaces deslagging, realizes that solid particle effective residence time is controllable.For example：During A reative cell deslagginves,
Stop to A reative cells plus raw material within 10 minutes in advance, but the supply of maintenance reaction gas completes A reative cell slaking reactions；It is same with this
When B carry out normal charging reaction, it is ensured that exhaust gases passes tolerance relatively stablize；The solid particle that such A reative cells are discharged has
The effect residence time is more than 10 minutes.
(3) each reative cell bottom is respectively provided with cone section, and cone section cross-sectional area is linearly incremented by with the height of bed, is applicable to grain wide
Footpath is distributed the fluidizing chlorination of material.
(4) A, B reative cell set independent air inlet pipe, are capable of achieving different component, the air inlet demand of different flow.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
Any feature disclosed in this specification (including any accessory claim, summary and accompanying drawing), except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
Below in conjunction with the accompanying drawings and embodiment is described in detail to specific embodiment of the invention.
As shown in figure 1, according to one embodiment of present invention, the present embodiment discloses a kind of dual-reaction chamber low-temperature boiling chlorination
Stove, the device is A, B dual-reaction chamber low-temperature boiling chlorination furnace, and each reative cell includes feed pipe, air inlet pipe, scum pipe, cone section
With multiple thermocouples；The connection of the Room top of A, B two, bottom are separated with dividing plate, share an exhaust gases passes；Wherein, exhaust gases passes with
Titanium tetrachloride (TiCl4) elution circuit connection, feed pipe connected with raw material cabin, and scum pipe is connected with slag-draining device, air inlet pipe and
Source of the gas is connected.It is that one kind can realize that solid particle effective residence time is controllable, solid limit conversion is improved, while adapting to original
Material particle diameter distribution low-temperature boiling chlorination furnace wider.
Specifically, the dual-reaction chamber low-temperature boiling chlorination furnace includes chlorination furnace main body；The chlorination furnace main body reacts including A
Room and B reative cells；A reative cells and B reative cells are arranged side by side, and with common sparing, also there is autonomous working part.Specifically, chlorine
Changing furnace main body from top to bottom includes common sections 2 and conversion zone；The common sections top is provided with an exhaust gases passes 11, A reactions
Room and B reative cells share this exhaust gases passes 11, the exhaust gases passes and TiCl4Elution circuit is connected.
Further, the conversion zone includes the A reative cells conversion zone and B reative cell conversion zones that right position is set；Institute
State A reative cells and B reative cells are provided with feed pipe, cone section, air inlet pipe and scum pipe；Specifically, A feed pipes 1 are arranged on institute
State the top of A reative cells；The A air inlet pipe 5 is arranged at the bottom of the A reative cells with the A scum pipes 4.Such as Fig. 1 institutes
Show, the A feed pipes 1 of A reative cells are connected with A feed bins；The A air inlet pipe 5 of the A reative cells is connected with A sources of the gas；The A reative cells
A scum pipes 4 connected with A slag-draining devices.B feed pipes 10 are arranged on the top of the B reative cells；The B air inlet pipe 6 with it is described
B scum pipes 7 are arranged at the bottom of the B reative cells.The B feed pipes 10 of B reative cells are connected with B feed bins；The B reative cells
B air inlet pipe 6 is connected with B sources of the gas；The B scum pipes 7 of the B reative cells are connected with B slag-draining devices.The A reative cells and B reative cells
Top is connected, and the conversion zone is separated using dividing plate 9.Dual-reaction chamber chlorination furnace is designed, and effectively reduces dead stove risk.If A reacts
When furnace temperature appearance abnormal decline in room causes dead stove risk, optionally A reative cells material can be emptied, use B reative cells overflow heat
Slag provides initial thermal material for the restarting reaction of A reative cells, and so as to realize that A reative cells rescue stove, vice versa.Dual-reaction chamber is handed over
For deslagging, realize that solid particle effective residence time is controllable.For example：During A reative cell deslagginves, stop within 10 minutes in advance being reacted to A
Room adds raw material, but the supply of maintenance reaction gas completes A reative cell slaking reactions；At the same time B carries out normal charging reaction, protects
Exhaust gases passes tolerance has been demonstrate,proved to stablize relatively；Solid particle effective residence time that such A reative cells are discharged is more than 10 minutes.
Further, A reative cells bottom is provided with A cone sections 3, and B reative cells bottom is provided with B cone sections 8, it is preferred that A bores section
3 and B cone sections 8 preferentially select conical structure.And cone section cross-sectional area is linearly incremented by with the height of bed, is applicable to wide size distribution thing
The fluidizing chlorination of material.
Used as preferred embodiment, the distance of the peak of the present embodiment median septum 8 to two reative cell inner chamber minimum points is excellent
First from 0~4 times of common sections internal diameter.
A reative cells and B reative cells set independent air inlet pipe, are capable of achieving different component, the air inlet demand of different flow.This reality
Applying a dual-reaction chamber low-temperature boiling chlorination furnace can be applied to gas-solid fluidized bed production practices, before good popularization
Scape.
" one embodiment ", " another embodiment ", " embodiment " for being spoken of in this manual etc., refer to combining
Specific features, structure or the feature that the embodiment is described are included at least one embodiment of the application generality description.
It is not necessarily to refer to same embodiment that statement of the same race occur in multiple places in the description.Furthermore, it is understood that with reference to any
When individual embodiment describes specific features, structure or a feature, what is advocated is this to realize with reference to other embodiment
Feature, structure or feature also fall within the scope of the present invention.
Although reference be made herein to invention has been described for the multiple explanatory embodiments invented, however, it is to be understood that this
Art personnel can be designed that a lot of other modification and implementation methods, and these modifications and implementation method will fall in the application
Within disclosed spirit and spirit.More specifically, in the range of disclosure claim, can be to theme group
The building block and/or layout for closing layout carry out various variations and modifications.Except the modification carried out to building block and/or layout
Outer with improving, to those skilled in the art, other purposes also will be apparent.
Claims (7)
1. a kind of dual-reaction chamber low-temperature boiling chlorination furnace, including chlorination furnace main body；It is characterized in that：The chlorination furnace main body includes
A reative cells and B reative cells；Described chlorination furnace main body from top to bottom includes common sections (2) and conversion zone；The common sections (2)
Top is provided with an exhaust gases passes (11)；The conversion zone includes the A reative cells conversion zone and B reative cells that right position is set
Conversion zone；The A reative cells and B reative cells are provided with feed pipe, cone section, air inlet pipe and scum pipe；The A reative cells and B
Reative cell top is connected, and the conversion zone is separated using dividing plate (9)；The exhaust gases passes (11) and TiCl4Elution circuit is connected.
2. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 1, it is characterised in that described cone section is circular cone knot
Structure.
3. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 1, it is characterised in that described dividing plate peak to A
The distance of reative cell and/or B reative cells inner chamber minimum point is 0 to 4 times of common sections internal diameter, and does not include 0.
4. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 1, it is characterised in that the A of described A reative cells enters
Expects pipe is connected with A feed bins；The A air inlet pipe of the A reative cells is connected with A sources of the gas；The A scum pipes of the A reative cells are filled with A deslagginves
Put connection.
5. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 1, it is characterised in that the B of described B reative cells enters
Expects pipe is connected with B feed bins；The B air inlet pipe of the B reative cells is connected with B sources of the gas；The B scum pipes of the B reative cells are filled with B deslagginves
Put connection.
6. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 4, it is characterised in that described A feed pipes are arranged on
The top of the A reative cells；The A air inlet pipe is arranged at the bottom of the A reative cells with the A scum pipes.
7. dual-reaction chamber low-temperature boiling chlorination furnace according to claim 5, it is characterised in that described B feed pipes are arranged on
The top of the B reative cells；The B air inlet pipe is arranged at the bottom of the B reative cells with the B scum pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610403259.XA CN106082315B (en) | 2016-06-06 | 2016-06-06 | Dual-reaction chamber low-temperature boiling chlorination furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610403259.XA CN106082315B (en) | 2016-06-06 | 2016-06-06 | Dual-reaction chamber low-temperature boiling chlorination furnace |
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| CN106082315A CN106082315A (en) | 2016-11-09 |
| CN106082315B true CN106082315B (en) | 2017-05-31 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109758987B (en) * | 2019-03-14 | 2022-03-22 | 攀枝花攀钢集团设计研究院有限公司 | Secondary reaction furnace for preparing titanium tetrachloride through low-temperature chlorination |
| CN111908501B (en) * | 2020-08-25 | 2022-07-19 | 攀钢集团攀枝花钢铁研究院有限公司 | Chlorination furnace for fine-fraction titanium-rich material and fluidized bed chlorination process thereof |
| CN111961771A (en) * | 2020-08-25 | 2020-11-20 | 攀钢集团攀枝花钢铁研究院有限公司 | Titanium-containing blast furnace slag chlorination device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2277487Y (en) * | 1996-11-26 | 1998-04-01 | 卢颂东 | Double-fluidized-bed combustion furnace |
| JP4153281B2 (en) * | 2002-10-08 | 2008-09-24 | 株式会社神戸製鋼所 | Method for producing titanium oxide-containing slag |
| JP4918120B2 (en) * | 2008-08-27 | 2012-04-18 | 東邦チタニウム株式会社 | Temperature control method of chlorination furnace in the production of titanium tetrachloride. |
| CN201912927U (en) * | 2010-11-16 | 2011-08-03 | 攀钢集团钢铁钒钛股份有限公司 | Low-temperature boiling chlorination furnace |
| CN201907977U (en) * | 2010-12-23 | 2011-07-27 | 贵阳铝镁设计研究院有限公司 | Sieve plate structure of large-sized boiling chlorination furnace |
| CN103112888B (en) * | 2013-03-15 | 2014-06-25 | 金川集团股份有限公司 | Titanium tetrachloride production system and method for recycling titanium tetrachloride from slurry |
| CN105170037B (en) * | 2015-08-27 | 2018-09-11 | 攀钢集团攀枝花钢铁研究院有限公司 | Fluidized-bed reactor |
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