CN207002645U - A kind of biomass coke tar pre-processes cleaning system - Google Patents
A kind of biomass coke tar pre-processes cleaning system Download PDFInfo
- Publication number
- CN207002645U CN207002645U CN201720754087.0U CN201720754087U CN207002645U CN 207002645 U CN207002645 U CN 207002645U CN 201720754087 U CN201720754087 U CN 201720754087U CN 207002645 U CN207002645 U CN 207002645U
- Authority
- CN
- China
- Prior art keywords
- tar
- biomass coke
- coke tar
- extraction
- cleaning system
- 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
Landscapes
- Working-Up Tar And Pitch (AREA)
Abstract
The utility model discloses a kind of biomass coke tar to pre-process cleaning system, including：Mixing agitator, connected respectively with biomass coke tar adder, diluent adder, for mixing biomass coke tar and diluent；Filter, connected with the mixing agitator, the miscella for stirring to obtain for filtering the mixing agitator；Extraction equipment, connected respectively with the filter and extractant adder, miscella after being filtered for extraction；Flash tank, connected with the extraction equipment, the extraction phase for being obtained to the extraction equipment flashes；Fractionating column, connected with the flash tank, for being fractionated to obtain tar light oil, extractant, diluent and water to the extraction phase after flash distillation.Biomass coke tar of the present utility model pre-processes cleaning system, and its handling process is simple, and energy consumption is low, and stabilization safe for operation.
Description
Technical field
Biomass coke tar processing technology field is the utility model is related to, espespecially a kind of biomass coke tar pretreatment purification system
System.
Background technology
China's biomass resource enriches, and according to statistics, existing developable biomass resource reaches 4.5 hundred million tons of mark coals, but by
Means effectively are utilized in lacking, the most combustion (of oil) insitu of these biomass resources, not only waste the energy, and also result in serious
Problem of environmental pollution.By the use of biomass resources such as stalk, wood chip, rice husks as raw material, can be obtained by the method for high temperature pyrolysis
To a variety of different high value-added products, if the fixed carbon formed after being pyrolyzed is excellent soil and fertilizer, gasify to obtain flammable
Gas can be used as clean fuel, realize the high-efficiency cleaning comprehensive utilization of biomass resource, have very wide industry potentiality
And development prospect.
Biomass coke tar is the tar accessory substance formed during the biomass resource high temperature pyrolysis such as stalk, wood chip, rice husk,
Main component is hydro carbons, phenols and acids etc., and the arbitrarily disposal and stacking of crude biomass coke tar can be to air and water ring
Serious pollution is caused in border, if can not carry out effectively handling and utilizing to biomass coke tar, it will as biomass energy
The main restricting factor of industry sustainable development.Creasote, anti-polymerization inhibitor, anti-oxidant is can extract out after biomass coke tar is processed
Agent, afloat gas infusion etc., it is important chemical and medicine industry raw material, while it is light that petrol and diesel oil etc. is made after the hydrogenated processing of biomass coke tar
Matter clean fuel oil.Therefore, the comprehensive utilization of Developing Biomass tar, waste resource not only can be effectively utilized, and produced good
Good economic benefit and environmental benefit.
The characteristics of biomass coke tar, is moisture high (10~30%wt), viscosity big (40 DEG C, 1500mm2/s), contains admittedly
Amount high (7~10%wt), ash content are high (2~5%wt), and the difficulty being directly processed is very big, system energy consumption can be caused to increase
Add, equipment pipe block, catalyst poisoning, inactivation the problems such as.
Therefore, the applicant is directed to providing a kind of new biomass coke tar pretreatment cleaning system.
Utility model content
The purpose of this utility model is to provide a kind of biomass coke tar pretreatment cleaning system, and its handling process is simple, energy
Consume low, and stabilization safe for operation.
The technical scheme that the utility model is provided is as follows：
The utility model discloses a kind of biomass coke tar to pre-process cleaning system, including：Mixing agitator, respectively with life
Material tar adder, the connection of diluent adder, for mixing biomass coke tar and diluent；Filter, with institute
State mixing agitator connection, the miscella for stirring to obtain for filtering the mixing agitator；Extraction equipment, respectively with the mistake
Filter device connects with extractant adder, miscella after being filtered for extraction；Flash tank, connected with the extraction equipment, for pair
The extraction phase that the extraction equipment obtains is flashed；Fractionating column, connected with the flash tank, for the extraction phase after flash distillation
It is fractionated to obtain tar light oil, extractant, diluent and water.
Preferably, described biomass coke tar pretreatment cleaning system also includes：Demetalization device, respectively with the fractionation
Tower is connected with extraction equipment, and the heavy tar for being obtained after the tar light oil to being obtained after fractionation and extraction is carried out at demetalization
Reason；Dehydration device, connected with the demetalization device, for entering to the tar light oil after progress demetalization processing and heavy tar
Row dewater treatment.
Preferably, the mixing agitator includes mixing room and scum collection chamber, the mixing room and scum silica frost
Collecting chamber shares same side wall, and roof, the roof of the scum collection chamber at the top of the side wall and the mixing room
Between be respectively provided with spacing, and the top of the side wall is provided with a deflector, and the deflector is located in the scum collection chamber,
And the deflector is cut and set obliquely.
Preferably, the filter includes filter element, and the filter element is provided with a precoated shet, the precoated shet
It is removably disposed on the filter element.
Preferably, the precoated shet is fixed carbon-coating or vegetation grieshoch.
A kind of biomass coke tar pretreatment cleaning system provided by the utility model, can bring following at least one beneficial
Effect：
1st, biomass coke tar pretreatment cleaning system provided by the utility model dilutes biomass char by mixing agitator
Oil, so as to effectively reduce the viscosity of biomass coke tar, filtration resistance is reduced, so as to improve filter efficiency.
2nd, biomass coke tar pretreatment cleaning system provided by the utility model is provided with precoated shet in filter, so
Setting can not only improve filtering accuracy, effectively prevent the loss and blocking of filter element, and the precoated shet is removable
Structure, it is conveniently replaceable, the residue after filtering is with dry residue emission, the rate of recovery height of product, and dry slag returns pyrolysis oven after blending,
Realize the recycling of solid waste.
3rd, biomass coke tar provided by the utility model pretreatment cleaning system by extraction equipment by heavy tar from filter
Separated afterwards in miscella, operating condition is gentle, processing time is short, avoids alkene in heavy tar, oxygenatedchemicals etc.
Component produces the problem of coking is rotten under high temperature distillation.
4th, biomass coke tar pretreatment cleaning system provided by the utility model is first dodged extraction phase in flash tank
Steaming further cools down, and so as to reclaim most of diluent in extraction phase, this can effectively reduce direct distillation extraction phase
Energy consumption, the diluent in extraction phase can also be recycled.
5th, the extraction phase in biomass coke tar pretreatment cleaning system provided by the utility model further divides by fractionation
Diluent, extractant, tar light oil and water are separated out, tar light oil can carry out high added value phenol products recovery, or and heavy
Tar carries out demetalization back end hydrogenation made fuel oil.
6th, biomass coke tar pretreatment cleaning system handling process provided by the utility model is simple, energy consumption is low and runs
Safety and stability.
7th, mixing agitator includes mixing room in biomass coke tar pretreatment cleaning system provided by the utility model
And scum collection chamber, the scum silica frost that can tentatively filter out in miscella is so set, so as to further reduce biomass coke tar
Viscosity and filtration resistance.
Brief description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to biomass of the present utility model
Above-mentioned characteristic, technical characteristic, advantage and its implementation of tar pretreated cleaning system are further described.
Fig. 1 is a kind of specific embodiment schematic diagram of biomass coke tar treatment and purification method of the present utility model；
Fig. 2 is another specific embodiment schematic diagram of biomass coke tar treatment and purification method of the present utility model；
Fig. 3 is a kind of specific embodiment schematic diagram of biomass coke tar treatment and purification system of the present utility model.
Drawing reference numeral explanation：
Mixing agitator 10, mix room 11, scum collection chamber 12, side wall 13, deflector 14, filter 20, extraction
Take device 30, flash tank 40, fractionating column 50.
Embodiment
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, accompanying drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that drawings in the following description are only of the present utility model one
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings, and obtains other embodiments.To make simplified form, only schematically showing in each figure
The part related to the utility model, they do not represent its practical structures as product.
Embodiment one
As shown in figure 1, this specific embodiment discloses a kind of preferable biomass coke tar pretreatment purification method, including step
Suddenly：
S10：Obtained miscella is mixed evenly in biomass coke tar and diluent；
S20：Miscella is filtered, removes the solid particle polluter in miscella, obtains miscella after the filter of cleaning；
S30：Extractant is added after to filter in miscella, extractant is used for dissolved dilution agent, tar light oil and water, extracted
Take phase and the heavy tar immiscible with extractant；
S40：Extraction phase is flashed；
S50：Extraction phase after flash distillation is fractionated, obtains tar light oil, extractant, diluent and water；
S60：Tar light oil is subjected to phenol products recovery or tar light oil is carried out to de- gold directly together with heavy tar
Hydrogenating materials are used as after category processing and dewater treatment.
Specifically, also include step S70 after step S40：Flashed vapour in cooling step S40 obtains diluent, and follows
The diluent that ring is obtained using cooling.
In the present embodiment, in step slo, diluent used is selected from alcohols, ketone, alkanes, aromatic hydrocarbons, alcohols bag
The monohydric alcohol or dihydric alcohol not higher than C4 are included, ketone includes acetone, and alkanes include pentane, hexane, normal heptane or gasoline, aromatic hydrocarbons
Class includes toluene or dimethylbenzene.Also, the part by weight of biomass coke tar and diluent is 1：2~1:0.5.
In the present embodiment, in step S20, the filtration temperature for filtering miscella is 70~120 DEG C, and filter pressure is
0.5-1.0MPaG, and the solid content of miscella is less than 0.005%wt after filter, miscella is convenient after the filter obtained after so handling
Follow-up extraction and flash distillation process.The filter cake that filtering and removing gets off is discharged and collected from filter bottom, with stalk, wood chip, rice
Pyrolysis installation is delivered to after the blending of the biomass fuels such as shell to recycle.
In the present embodiment, in step s 30, the addition of extractant is 10~100%wt of miscella after filter.
In the present embodiment, in step S20, filter used includes a filter element, mistake when filtering miscella
Filtering element is provided with precoated shet, and precoated shet is used to carry out pre-filtering processing to miscella.Filter is before miscella is filtered
The suspension containing fixed carbon or plant ash is first filtered, fixed carbon or plant ash form precoated shet, suspension on filter element
In liquid be diluent.Major product after fixed carbon and plant ash form biomass pyrolysis, raw material are easy to get, and due to suspension
Liquid be diluent, recycled so the suspension after filtering is repeatable, in addition, needing regular replenishment fixed carbon in suspension
Or plant ash, so as to ensure the filter effect of precoated shet.
Specifically, the concentration of the suspension containing fixed carbon or plant ash is 1~2%wt, the filtering that filter uses
Element is multiple layer metal silk screen or metal fiber felt, and the precision for the filter element that filter uses is 1~20 μm.
Of course, in other specific embodiments of biomass coke tar of the present utility model pretreatment purification method, step
S70 can be carried out selectively；The component of diluent and its it can be set with the proportioning of biomass coke tar according to being actually needed
Put；The solid content of miscella can also be adjusted according to being actually needed after the temperature and pressure machine needed during filtering and filter；Extraction
The component and its addition for taking agent can also be adjusted according to being actually needed；Whether precoated shet and precoating are set in filter
The concrete structure and generation type of layer can also be adjusted according to being actually needed.
Embodiment two
As shown in Fig. 2 embodiment two discloses the another kind of biomass coke tar pretreatment purification method of the present utility model
Specific embodiment, its step and embodiment one are essentially identical, the difference is that only, the processing mode of tar light oil is not in S60
Together.In the present embodiment, step S60 is specially：Tar light oil is subjected to demetalization processing directly together with heavy tar and taken off
Hydrogenating materials are used as after water process.
Embodiment three
As shown in figure 3, this specific embodiment discloses a kind of more preferable biomass coke tar pretreatment cleaning system, bag
Include：Mixing agitator 10, connected respectively with biomass coke tar adder, diluent adder, for mixing biomass char
Oil and diluent；Filter 20, connected with mixing agitator 10, obtained mixing is stirred for filtering mixing agitator 10
Oil；Extraction equipment 30, connected respectively with filter 20 and extractant adder, miscella after being filtered for extraction；Flash tank
40, connected with extraction equipment 30, the extraction phase for being obtained to extraction equipment 30 flashes；Fractionating column 50, with flash tank 40
Connection, for being fractionated to obtain tar light oil, extractant, diluent and water to the extraction phase after flash distillation.
Specifically, mixing agitator 10 includes mixing room 11 and scum collection chamber 12, room 11 and scum silica frost are mixed
Collecting chamber 12 shares same side wall 13, and roof, the top of scum collection chamber 12 of the top of the side wall 13 with mixing room 11
Spacing is respectively provided between wall, and the top of side wall 13 is provided with a deflector 14, deflector 14 is located in scum collection chamber 12, and
Deflector 14 is cut to be set obliquely.The scum silica frost mixed in room covers side wall, and is flowed to along deflector in scum collection chamber,
The setting of deflector can be avoided scum silica frost and flow to and be adhered in side wall.
Specifically, filter includes filter element, filter element is provided with a precoated shet, and precoated shet is removedly set
On filter element.Specifically, precoated shet is fixed carbon-coating or vegetation grieshoch.Filter first filters before miscella is filtered
Suspension containing fixed carbon or plant ash, so as to form fixed carbon-coating or vegetation grieshoch on filter element.
Of course, in other specific embodiments, mixing agitator can also only set and mix room；In filter
Precoated shet whether set and the structure of precoated shet, set-up mode can be adjusted as needed.
Example IV
Example IV discloses another specific embodiment of biomass coke tar pretreatment cleaning system of the present utility model,
Its composition is essentially identical with embodiment three, the difference is that only, in the present embodiment, biomass coke tar pretreatment cleaning system
Also include：Demetalization device, is connected with fractionating column and extraction equipment respectively, for the tar light oil to being obtained after fractionation and extraction
The heavy tar obtained afterwards carries out demetalization processing；Dehydration device, connected with demetalization device, for carrying out demetalization processing
Tar light oil and heavy tar afterwards carries out dewater treatment.
A kind of concrete application of biomass coke tar pretreatment cleaning system disclosed in above-described embodiment two and example IV
Situation is as described below：
The density of biomass coke tar is 0.992g/cm3 (20 DEG C), solid content 7.536%wt, ash content 2.532%
Wt, moisture 12%wt.
Above-mentioned biomass coke tar and diluent are mixed to obtain miscella at normal temperatures and pressures, the composition of diluent is
The mixing quality ratio of ethanol 60%wt, pentane 20%wt, hexane 20%wt, biomass coke tar and diluent is 1:1.
Miscella is heated to 80 DEG C, is forced into 0.5MPaG, then (has been established by filter on filter element pre-
Coating), solids content is reduced to 0.002%wt.
Extractant is added in miscella after above-mentioned filter, the additional proportion of extractant is the 15%wt of miscella after filter, quiet
10min is put, upper strata extraction phase enters flash tank, pentane and hexane obtained after flash tank tank deck vapor condensation, pentane and hexane can
To be reused as diluent.
Flash tank tank bottom liquid enters fractionating column, isolates ethanol, extractant, light oil each component and water, takes lightweight burnt
The lower floor's heavy tar obtained when oil and extraction is used as hydrogenating materials after carrying out demetalization processing and dewater treatment.
It should be noted that above-described embodiment can independent assortment as needed.Described above is only of the present utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of biomass coke tar pre-processes cleaning system, it is characterised in that including：
Mixing agitator, connected respectively with biomass coke tar adder, diluent adder, for mixing biomass coke tar
With diluent；
Filter, connected with the mixing agitator, the miscella for stirring to obtain for filtering the mixing agitator；
Extraction equipment, connected respectively with the filter and extractant adder, miscella after being filtered for extraction；
Flash tank, connected with the extraction equipment, the extraction phase for being obtained to the extraction equipment flashes；
Fractionating column, connected with the flash tank, for the extraction phase after flash distillation is fractionated to obtain tar light oil, extractant,
Diluent and water.
2. biomass coke tar as claimed in claim 1 pre-processes cleaning system, it is characterised in that also includes：
Demetalization device, connected respectively with the fractionating column and extraction equipment, for the tar light oil and extraction to being obtained after fractionation
The heavy tar obtained after taking carries out demetalization processing；
Dehydration device, connected with the demetalization device, for the tar light oil and heavy tar after progress demetalization processing
Carry out dewater treatment.
3. biomass coke tar as claimed in claim 2 pre-processes cleaning system, it is characterised in that：
The mixing agitator includes mixing room and scum collection chamber, and the mixing room and scum collection chamber share same
One side wall, and the top of the side wall and it is described mix the roof of room, the scum collection chamber roof between be respectively provided between
Away from, and the top of the side wall is provided with a deflector,
The deflector is located in the scum collection chamber, and the deflector is cut and set obliquely.
4. biomass coke tar as claimed in claim 2 pre-processes cleaning system, it is characterised in that：
The filter includes filter element, and the filter element is provided with a precoated shet, and the precoated shet is removedly set
Put on the filter element.
5. biomass coke tar as claimed in claim 4 pre-processes cleaning system, it is characterised in that：
The precoated shet is fixed carbon-coating or vegetation grieshoch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720754087.0U CN207002645U (en) | 2017-06-27 | 2017-06-27 | A kind of biomass coke tar pre-processes cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720754087.0U CN207002645U (en) | 2017-06-27 | 2017-06-27 | A kind of biomass coke tar pre-processes cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002645U true CN207002645U (en) | 2018-02-13 |
Family
ID=61448886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720754087.0U Active CN207002645U (en) | 2017-06-27 | 2017-06-27 | A kind of biomass coke tar pre-processes cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207002645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099327A (en) * | 2017-06-27 | 2017-08-29 | 上海蓝科石化环保科技股份有限公司 | A kind of biomass coke tar pretreatment purification method and system |
-
2017
- 2017-06-27 CN CN201720754087.0U patent/CN207002645U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099327A (en) * | 2017-06-27 | 2017-08-29 | 上海蓝科石化环保科技股份有限公司 | A kind of biomass coke tar pretreatment purification method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107099327A (en) | A kind of biomass coke tar pretreatment purification method and system | |
| CN103275754B (en) | Method for separating liquefied heavy oil and asphalt substrate from direct coal liquefaction residues | |
| CN102492451A (en) | Extracting and separating method of high-temperature coal tar | |
| CN103242881A (en) | Method for separating bituminous substances from coal direct liquefaction residues | |
| CN103275744B (en) | Asphalt substance separated from direct coal liquefaction residues and method and application thereof | |
| CN103436280B (en) | Coal directly-liquefied residue is utilized to prepare the method for coke | |
| CN103121774A (en) | Multi-stage recycling device and method for waste water in semi-coke production | |
| CN103194252B (en) | Complete set of equipment and method for separating high-temperature coal tar components via low-temperature rapid extraction method | |
| WO2006131293A1 (en) | Method for producing fuel from biogenous raw materials, and installation and catalyst composition for carrying out said method | |
| CN207002645U (en) | A kind of biomass coke tar pre-processes cleaning system | |
| CN202924963U (en) | Processing system for preparing biological oil by municipal sludge supercritical pyrolysis method | |
| CN108704673A (en) | Ebullated bed wood tar adds the de-oiling method and device of the outer waste discharge catalyst of hydrogen | |
| CN107446606A (en) | The technique and device of a kind of coal tar production modified coal tar pitch, aliphatic hydrocarbon and aromatic hydrocarbon | |
| CN103693824B (en) | A kind of degree of depth extraction coking treatment process of oily sludge | |
| CN103215073A (en) | Production method for extracting lignite wax from brown coal | |
| CN103254933B (en) | Method for separating liquefied heavy oil and asphalt substances from direct coal liquefaction residues | |
| CN103194314B (en) | Method for treating waste oil | |
| CN206553370U (en) | A kind of sludge combined treatment device | |
| CN106955680A (en) | One kind oil refining spent bleaching clay continuous regeneration method | |
| CN206295742U (en) | A kind of dust-laden is pyrolyzed the full oil wash system of oil gas | |
| CN108373931A (en) | A kind of biomass pyrolysis liquid adds the method for hydrogen combined unit substep dehydration | |
| CN105733643B (en) | A kind of method that organic solvent extracts oil sands bitumen | |
| CN102634381A (en) | System and method for treating benzene-contained separating water of coking benzol | |
| CN107674696A (en) | High dust-laden tar comprehensive processing technique caused by a kind of fixed bed crushed coal pressure gasifying | |
| CN207143178U (en) | A kind of device of coal tar production modified coal tar pitch, aliphatic hydrocarbon and aromatic hydrocarbon |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |