CN106478364B - A kind of tribromoethane solution recovery device for silicon slag separation - Google Patents
A kind of tribromoethane solution recovery device for silicon slag separation Download PDFInfo
- Publication number
- CN106478364B CN106478364B CN201611131058.5A CN201611131058A CN106478364B CN 106478364 B CN106478364 B CN 106478364B CN 201611131058 A CN201611131058 A CN 201611131058A CN 106478364 B CN106478364 B CN 106478364B
- Authority
- CN
- China
- Prior art keywords
- module
- tribromoethane
- alcohol
- sent
- container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
Abstract
The invention discloses a kind of tribromoethane solution recovery devices for silicon slag separation, including residue module and silicon module, it is characterized in that, further include: the separation of solid and liquid module being connect with residue module and silicon module, module is separated by solid-liquid separation also to connect with condensation module 1, condensation module connects mixture container module, mixture container module passes through fractionation module and tribromoethane container module, condensation module 2 is connected, temperature control modules are also connected in fractionation module, alcohol container module is connected on condensation module 2 to recycle by distilling to separate tribromoethane with multiple fractionation.The invention has the advantages that being recycled to tribromoethane solution, economize on resources；Repeatedly fractionation, good separating effect；Cut point is controllable, high-efficient.
Description
Technical field
The present invention relates to a kind of devices for recycling tribromoethane, and in particular to a kind of tribromoethane for silicon slag separation is molten
Liquid recyclable device.
Background technique
Silicon, atomic number 14, atomic weight 28.0855, silicon have crystalline state and amorphous two kinds of forms.Crystalline silicon has diamond
Lattice, it is hard and crisp, 1410 DEG C of fusing point, 2355 DEG C of boiling point, 2.32~2.34 grams per cubic centimter of density, hardness 7.Amorphous silicon is one
Kind dark gray powder, really microcrystal.The conductivity of crystalline silicon increases with temperature and is increased not as good as metal, has obvious
Semiconductor property.
Silicon slag generally refers to the remainder after raw ore refines, and also contains a certain amount of silicon.Silicon slag point many kinds, industry
Silicon slag, solar energy silicon slag, semiconductor silicon slag etc..Silicon slag can be used to melt down recrystallize, purify, present silicon material it is in short supply, valence
Lattice are high.Silicon manganese slag is also silicomanganese metallurgical slag, a kind of industrial residue discharged when being Smelting Simn In A, short texture, outside
Seeing often is jade-green particle, is made of some porous noncrystalline particles in irregular shape.Silicon manganese slag, property is crisp frangible, passes through
The silicon manganese slag of bulk can be broken into fritter by crusher, further be crushed the material after coarse crushing subsequently into fine crusher, really
Protect and enter feed bin, material can reach the degree of monomer dissociation, it is then uniform by oscillating feeder and belt conveyor
Material is fed, trapezoidal washbox is sorted.Broken main purpose is to break intergrowth structure, the main purpose of jigging
It is to recycle silicomangan from silicon manganese slag.There are biggish difference in specific gravity for silicon manganese slag and silicomangan, pass through the gravity treatment of jigging machine
Effect can separate metal and waste residue, obtain pure alloy and waste residue, can finally pass through the dehydration of dewatering screen point
Concentrate and tailings are not dehydrated.Due to containing a certain amount of silicomangan in silicon manganese slag, recycling silicomangan can make a profit,
Silicon manganese slag is reduced to appropriation of land and to the pollution of environment simultaneously.Method of the silicon manganese slag through gravity treatment is first from discarded silicon manganese slag
After middle recycling silicomangan processing, using waste residue as construction material, it can be used for building industry, silicon slag can be used to melt down to tie again
Brilliant, purification, present silicon material are in short supply, expensive.
Existing silicon slag recycling is generally using suspension is added after crushing silicon slag, not by the density of elemental silicon and impurity
With carrying out sorting recycling, suspension generally uses the alcoholic solution of tribromoethane, still, after the completion of sorting, impurity and still
For remaining suspension generally without recycling, waste is serious on silicon.
Summary of the invention
The technical problem to be solved by the present invention is to the separation and recovery of tribromoethane, and it is an object of the present invention to provide a kind of be used for silicon slag
Isolated tribromoethane solution recovery device solves in existing silicon slag separation method, and the alcoholic solution of tribromoethane is used
After the completion without recycling, the problem of serious waste phenomenon.
The present invention is achieved through the following technical solutions:
A kind of tribromoethane solution recovery device for silicon slag separation, including residue module and silicon module, further includes: with
The separation of solid and liquid module that residue module is connected with silicon module is separated by solid-liquid separation module and also connect with condensation module 1, condensation module connection
Mixture container module, mixture container module are connected by being fractionated module with tribromoethane container module, condensation module 2, point
It evaporates and is also connected with temperature control modules in module, alcohol container module is connected on condensation module 2；The recycling thinking of the device
It is first to distill residue and silico briquette, separates the alcoholic solution for remaining tribromoethane on it, by three
The alcoholic solution of bromoethane carries out respectively obtaining tribromoethane and alcohol, and tribromoethane is recycled.
It is separated by solid-liquid separation module: residue is isolated the alcoholic solution of remaining tribromoethane by high temperature evaporation with silico briquette
Come, resulting steam is sent into condensation module 1；
Condensation module 1: the steam that module is sent into will be separated by solid-liquid separation and condensed, liquid phase object, the i.e. wine of tribromoethane are obtained
The alcoholic solution of resulting tribromoethane is sent into mixture container module by smart solution；
Mixture container module: the alcoholic solution for the tribromoethane that storage condensation module 1 is sent into is sent to fractionation mould
Block；
Fractionation module: being fractionated the alcoholic solution for the tribromoethane that mixture container module is sent into, will by heating
The alcohol of liquid phase is converted into gas phase and is sent into condensation module 2, and remaining is tribromoethane, and tribromoethane is sent into tribromoethane and is held
Device module；
Condensation module 2: the gas-phase alcohol being sent into fractionation module condenses, obtained liquid phase alcohol deposit alcohol container
Module；
Temperature control modules: the cut point of fractionation module is controlled；
Tribromoethane container module: the liquid phase tribromoethane that storage diverter module is sent into；
Alcohol container module, the liquid phase alcohol that storage condensation module 2 is sent into.
The temperature control modules use closed loop PID, and the cut point of control fractionation module is 133 DEG C.Tribromoethane
Boiling point is 187 degrees Celsius, and the boiling point of alcohol is 78 degrees Celsius, comprehensively considers evaporation efficiency and energy consumption, selects 133 DEG C of works
For cut point, using closed loop PID control temperature, control is accurate, device reaction speed is fast.
Density Detection module is also connected in the mixture container module, Density Detection module detects in mixture container
The density of the alcoholic solution of tribromoethane is calculated in the alcoholic solution of tribromoethane in conjunction with the density of the alcoholic solution of tribromoethane
The content of tribromoethane and the content of alcohol.The density of tribromoethane is ρ 1=2.61g/cm3, the density of alcohol is ρ 2=
0.79g/cm3, the density p 3=xg/cm of the alcoholic solution of tribromoethane3, then the volume content A%=(x- of tribromoethane
0.79)/1.82, the volume content of alcohol is 1-A%.
The Density Detection module is connect with temperature control modules, and temperature control modules are sent into according to Density Detection module
The content of alcohol controls cut point.In the range of 78 DEG C to 187 DEG C, cut point is increased with the volume content of alcohol and is risen
Height, it is linearly proportional.That is cut point T=78+ (1-A%) (187-78).
It further include the Density Detection module being also connected in processor and the mixture container module, in alcohol container module
The alcohol quality detection module being also connected with, alcohol container module are also connected with mixture container module, processor and Density Detection
Module, temperature control modules, alcohol quality detection module are connected with alcohol container module.
Compared with prior art, the present invention having the following advantages and benefits:
1, a kind of tribromoethane solution recovery device for silicon slag separation of the present invention, returns tribromoethane solution
It receives, economizes on resources；
2, a kind of tribromoethane solution recovery device for silicon slag separation of the present invention, is repeatedly fractionated, good separating effect；
3, a kind of tribromoethane solution recovery device for silicon slag separation of the present invention, cut point is controllable, high-efficient.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is based on the device of the invention schematic diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in Figure 1, the present invention it is a kind of for silicon slag separation tribromoethane solution recovery device, including residue module and
Silicon module, residue module and silicon module are the residue and silico briquette that silicon slag recyclable device is isolated, further includes: with residue module and silicon
The separation of solid and liquid module of module connection is separated by solid-liquid separation module and uses vacuum distilling apparatus, is separated by solid-liquid separation module and also connects with condensation module 1
It connects, condensation module 1 uses condenser pipe, and condensation module connects mixture container module, and mixture container module passes through fractionation module
It is connected with tribromoethane container module, condensation module 2, fractionation module uses fractionating column, is fractionated in module and is also connected with temperature control
Molding block, temperature control modules use infrared temperature sensor and AT89S52 single-chip microcontroller, and alcohol appearance is connected on condensation module 2
Device module；It further include that the Density Detection block density detection module being also connected in processor and the mixture container module includes
Pressure sensor and liquid level sensor obtain mixture quality by pressure sensor, obtain mixture by liquid level sensor
Volume, the alcohol quality detection module being also connected in alcohol container module, alcohol container module also with mixture container module phase
Even, processor is connected with Density Detection module, temperature control modules, alcohol quality detection module and alcohol container module.It is described
Density Detection module is connect with temperature control modules, the content control for the alcohol that temperature control modules are sent into according to Density Detection module
Cut point processed.Density Detection module detects the density of the alcoholic solution of tribromoethane in mixture container, and binding mixture holds
The volume of the alcoholic solution of the tribromoethane of device detection can calculate in the alcoholic solution of tribromoethane the content of tribromoethane and
The content of alcohol.If the density of tribromoethane is ρ 1=2.61g/cm3, the density of alcohol is ρ 2=0.79g/cm3, tribromoethane
Alcoholic solution density p 3=2.246g/cm3, then the volume content A%=(2.246-0.79)/1.82 of tribromoethane
=80%, the volume content of alcohol is 1-80%=20%.In the range of 78 DEG C to 187 DEG C, cut point with alcohol body
Product content is increased and is increased, linearly proportional.That is cut point T=78+ (1-A%) (187-78)=99.8 DEG C, it is described
Temperature control modules use closed loop PID, and the cut point of control fractionation module is 99.8 DEG C；Meanwhile alcohol quality module uses
The density of alcohol is sent to processor in pressure sensor and liquid level sensor detection alcohol container module, and processor uses ARM
Processor, if alcohol density is 0.79g/cm3± 5%, then be high-purity alcohol, processor close alcohol container module with mix
The connection of object container module, alcohol can be stored directly, if alcohol density is not in this range, processor opens alcohol container module
With the connection of mixture container module, low-purity alcohol is fractionated again.
It is separated by solid-liquid separation module: residue is isolated the alcoholic solution of remaining tribromoethane by high temperature evaporation with silico briquette
Come, resulting steam is sent into condensation module 1；
Condensation module 1: the steam that module is sent into will be separated by solid-liquid separation and condensed, liquid phase object, the i.e. wine of tribromoethane are obtained
The alcoholic solution of resulting tribromoethane is sent into mixture container module by smart solution；
Mixture container module: the alcoholic solution for the tribromoethane that storage condensation module 1 is sent into is sent to fractionation mould
Block；
Fractionation module: being fractionated the alcoholic solution for the tribromoethane that mixture container module is sent into, will by heating
The alcohol of liquid phase is converted into gas phase and is sent into condensation module 2, and remaining is tribromoethane, and tribromoethane is sent into tribromoethane and is held
Device module；
Condensation module 2: the gas-phase alcohol being sent into fractionation module condenses, obtained liquid phase alcohol deposit alcohol container
Module；
Temperature control modules: the cut point of fractionation module is controlled；
Tribromoethane container module: the liquid phase tribromoethane that storage diverter module is sent into；
Alcohol container module, the liquid phase alcohol that storage condensation module 2 is sent into.
The temperature control modules use closed loop PID, and the cut point of control fractionation module is 133 DEG C.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of tribromoethane solution recovery device for silicon slag separation, including residue module and silicon module, which is characterized in that
Further include: the separation of solid and liquid module connecting with residue module and silicon module is separated by solid-liquid separation module and also connect with condensation module 1, cold
Solidifying module connects mixture container module, and mixture container module passes through fractionation module and tribromoethane container module, condensation mould
Block 2 is connected, and is fractionated in module and is also connected with temperature control modules, alcohol container module is connected on condensation module 2；
It is separated by solid-liquid separation module: residue is separated the alcoholic solution of remaining tribromoethane by high temperature evaporation with silico briquette,
Resulting steam is sent into condensation module 1；
Condensation module 1: the steam that module is sent into will be separated by solid-liquid separation and condensed, obtain liquid phase object, i.e. the alcohol of tribromoethane is molten
The alcoholic solution of resulting tribromoethane is sent into mixture container module by liquid；
Mixture container module: the alcoholic solution for the tribromoethane that storage condensation module 1 is sent into is sent to fractionation module；
Fractionation module: being fractionated the alcoholic solution for the tribromoethane that mixture container module is sent into, by heating liquid phase
Alcohol be converted into gas phase be sent into condensation module 2, remaining is tribromoethane, by tribromoethane be sent into tribromoethane container mould
Block；
Condensation module 2: the gas-phase alcohol being sent into fractionation module condenses, obtained liquid phase alcohol deposit alcohol container mould
Block；
Temperature control modules: the cut point of fractionation module is controlled；
Tribromoethane container module: the liquid phase tribromoethane that storage diverter module is sent into；
Alcohol container module, the liquid phase alcohol that storage condensation module 2 is sent into.
2. a kind of tribromoethane solution recovery device for silicon slag separation according to claim 1, which is characterized in that institute
Temperature control modules are stated using closed loop PID, the cut point of control fractionation module is 133 DEG C.
3. a kind of tribromoethane solution recovery device for silicon slag separation according to claim 1, which is characterized in that institute
It states and is also connected with Density Detection module in mixture container module, Density Detection module detects tribromoethane in mixture container
The density of alcoholic solution calculates tribromoethane in the alcoholic solution of tribromoethane in conjunction with the density of the alcoholic solution of tribromoethane
The content of content and alcohol.
4. a kind of tribromoethane solution recovery device for silicon slag separation according to claim 3, which is characterized in that institute
It states Density Detection module to connect with temperature control modules, the content for the alcohol that temperature control modules are sent into according to Density Detection module
Control cut point.
5. a kind of tribromoethane solution recovery device for silicon slag separation according to claim 1, which is characterized in that also
Including being also connected with Density Detection module on processor and the mixture container module, being also connected with wine in alcohol container module
Extract Iuality detection module, alcohol container module are also connected with mixture container module, processor and Density Detection module, temperature control
Molding block, alcohol quality detection module are connected with alcohol container module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611131058.5A CN106478364B (en) | 2016-12-09 | 2016-12-09 | A kind of tribromoethane solution recovery device for silicon slag separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611131058.5A CN106478364B (en) | 2016-12-09 | 2016-12-09 | A kind of tribromoethane solution recovery device for silicon slag separation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106478364A CN106478364A (en) | 2017-03-08 |
| CN106478364B true CN106478364B (en) | 2018-12-28 |
Family
ID=58275218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611131058.5A Active CN106478364B (en) | 2016-12-09 | 2016-12-09 | A kind of tribromoethane solution recovery device for silicon slag separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106478364B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4009214A (en) * | 1975-04-25 | 1977-02-22 | The Lummus Company | Separation of hydrogen fluoride from hydrogen chloride gas |
| JPH0811163B2 (en) * | 1991-12-04 | 1996-02-07 | 台湾▲笨▼乙▲希▼工業股▲分▼有限公司 | Method for separating ethylbenzene or a mixture of ethylbenzene and para-xylene from a mixture of xylene isomers |
| US6544319B1 (en) * | 2002-01-16 | 2003-04-08 | Air Products And Chemicals, Inc. | Purification of hexafluoro-1,3-butadiene |
| US20050096490A1 (en) * | 2003-10-29 | 2005-05-05 | Henderson Philip B. | Purification of perfluoromethane |
| WO2011058089A1 (en) * | 2009-11-13 | 2011-05-19 | Borealis Ag | Process for producing a polymerization catalyst |
| CN202170333U (en) * | 2011-07-04 | 2012-03-21 | 连力生 | Complete device for waste oil regeneration |
| CN103342363B (en) * | 2013-06-19 | 2015-08-19 | 青岛隆盛晶硅科技有限公司 | Slag former and the using method thereof of white residue separation is convenient to during polycrystalline silicon medium melting |
| CN104437822A (en) * | 2014-11-27 | 2015-03-25 | 河南新大新材料股份有限公司 | C-SiC micro powder separating method |
-
2016
- 2016-12-09 CN CN201611131058.5A patent/CN106478364B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106478364A (en) | 2017-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Gaustad et al. | Improving aluminum recycling: A survey of sorting and impurity removal technologies | |
| CN102189037B (en) | Impurity removal process for quartz sand | |
| EP2045061B1 (en) | Method of separating mixed plastic | |
| WO2008053696A1 (en) | Silicon reclamation apparatus and method of reclaiming silicon | |
| CN102553707A (en) | Process for separating lean-magnetite fine ore | |
| Li et al. | Recycle of spent potlining with low carbon grade by floatation | |
| KR20170056577A (en) | Method for processing and removing electornic waste with a view to recovering the components included in such waste | |
| CN105396673A (en) | Method for producing grinding nickel-iron slag and steel slag composite powder through grinding by using vertical mill | |
| CN112978777A (en) | Method for treating waste material containing electrolyte | |
| Yu et al. | Si purification by enrichment of primary Si in Al-Si melt | |
| CN103586254A (en) | PCB (Printed circuit board) smashing recovery device and processing method thereof | |
| CN106694517A (en) | Production process for preparing steel slag micropowder through steel slag magnetic separation powder purification synergistically | |
| CN106478364B (en) | A kind of tribromoethane solution recovery device for silicon slag separation | |
| CN104891500A (en) | Method for removing boron in metallurgical grade silicon | |
| CN102423803B (en) | Method for extracting metal zinc powder with different purposes from zinc dross | |
| CN206447794U (en) | A kind of tribromoethane solution recovery system separated for white residue | |
| CN105274619B (en) | It is a kind of to strengthen the method for removing boron in metallurgical grade silicon | |
| CN203343159U (en) | PCB (printed circuit board) crushing recovery device | |
| JP2007125520A (en) | Separation method of mixed plastic | |
| CN101892393A (en) | Process for separating metallic aluminum | |
| Xie et al. | Removal of iron from metallurgical grade silicon with pressure leaching | |
| CN107365913B (en) | A kind of method of arsenic in As and Sb flue dust, antimony high-efficiency comprehensive utilization | |
| CN206910837U (en) | A kind of recovered alcohol system for white residue separation | |
| CN206366458U (en) | A kind of iron oxide powder suspension feeding system for being used to separate white residue | |
| JP2006326567A (en) | Sorting method of lamp including waste fluorescent tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171110 Address after: 610000 No. 1, unit 1, No. 57, No. 2, community street, Chengdu Town, Tianfu District, Sichuan Applicant after: Chengdu Sili Kang Polytron Technologies Inc Address before: Su Tun Cun 672600 Yunnan Autonomous Prefecture of Dali Bonan town Applicant before: Limited company of development and utilization of waste residue in Yongping County of TEDA |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |