CN206721119U - A kind of coal gasification prepares also Primordial Qi and the system of activated carbon - Google Patents
A kind of coal gasification prepares also Primordial Qi and the system of activated carbon Download PDFInfo
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- CN206721119U CN206721119U CN201720471211.2U CN201720471211U CN206721119U CN 206721119 U CN206721119 U CN 206721119U CN 201720471211 U CN201720471211 U CN 201720471211U CN 206721119 U CN206721119 U CN 206721119U
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Abstract
It the utility model is related to a kind of coal gasification and prepare also Primordial Qi and the system of activated carbon, the system includes coal hydrogenation gasification unit, cyclonic separation unit, catalyst cracking unit, gas separation unit and mixing semicoke activation unit；Wherein, coal hydrogenation gasification unit includes coal nozzle, hydrogen-rich reduction gas jets, biomass Quench agent nozzle, the outlet of mixing semicoke and gasification mixture outlet；Semicoke exports and except dust and gas exports after cyclonic separation unit includes vaporized mixture entrance, separation；Catalyst cracking unit includes removing dust and gas entrance and clean gas outlet；Gas separation unit includes purified gas entrance and carbon dioxide outlet；Mixing semicoke activation unit includes carbon dioxide outlet after mixing semicoke entrance, carbon dioxide entrance, activated carbon are exported and activated.The utility model can solve the problems, such as the selection of Quench agent and hydrogen source during coal hydrogenation simultaneously, and realize the efficient utilization of gasification char simultaneously.
Description
Technical field
The utility model is related to chemical technology field, more particularly to a kind of coal gasification prepare also Primordial Qi and activated carbon be
System.
Background technology
Coal hydrogenation gasification is to instigate raw coal powder to react generation high methane gas under high temperature, condition of high voltage with hydrogeneous reacting gas
And the process of light-end products.Compared with traditional coal gasification, coal hydrogenation gasification has that technique is simple, the thermal efficiency is high, pollution is small
The characteristics of, thus widely paid close attention to and applied.During coal hydrogenation gasification, the yield of gasification char accounts for inlet amount
50% or so of (quality of pc), and substantial amounts of heat is carried, cause the waste of the energy, it is therefore necessary to by the part semicoke
And its heat carried is made full use of, to improve the raw material of whole technique and capacity usage ratio.
Prior art reports a kind of method that activated carbon is prepared using coal gasification semicoke.This method first produces coal gasification
Raw gasification gas carries out separation and obtains also Primordial Qi and carbon dioxide, and separating obtained carbon dioxide is lived to gasification char
Change, activated carbon is made.But the technique makees Quench agent with softened water and gas-solid caused by reaction is mutually cooled down, and produces gasification
The heat that thing carries is underutilized；Meanwhile the content of carbon dioxide in gas caused by coal gasification is relatively low, as
The activator of gasification char, which exists, activates the problem of insufficient.
Thus, prior art could not make full use of the gasification char heat that coal hydrogenation gasification obtains, also could not be by coal hydrogenation
Gasification is coupled together with process for preparing active carbon, realizes the efficient utilization of gasification char.
Utility model content
Above-mentioned technical problem is faced, the utility model is intended to make full use of the heat of coal hydrogenation gasification gasification product, by coal
Gasification, which with gas caused by biomass pyrolytic separate, obtains hydrogen-rich also Primordial Qi and carbon dioxide, and by coal hydrogenation gasification with living
Property charcoal preparation process is coupled together, meanwhile, using hydrogen-rich also Primordial Qi as the hydrogen source of coal hydrogenation gasification, realize coal and biomass
Classification sub-prime utilize.
To achieve the above object, the utility model proposes a kind of coal gasification to prepare also Primordial Qi and the system of activated carbon, bag
Include coal hydrogenation gasification unit, cyclonic separation unit, catalyst cracking unit, gas separation unit and mixing semicoke activation unit；
Wherein,
The coal hydrogenation gasification unit includes coal nozzle, hydrogen-rich reduction gas jets, biomass Quench agent nozzle, mixing half
Jiao outlet and gasification mixture outlet；
Semicoke exports and except dust and gas exports after the cyclonic separation unit includes vaporized mixture entrance, separation, described
Vaporized mixture entrance is connected with vaporized mixture outlet；
The catalyst cracking unit includes removing dust and gas entrance and clean gas outlet, described to remove dust and gas with described except dust and gas entrance
Outlet is connected；
The gas separation unit includes purified gas entrance and carbon dioxide outlet, the purified gas entrance with it is described net
Change gas outlet to be connected；
The mixing semicoke activation unit includes mixing semicoke entrance, carbon dioxide entrance, activated carbon outlet and activation
Carbon dioxide outlet afterwards, the mixing semicoke entrance is respectively with the mixing semicoke outlet and described separating rear semicoke and exporting phase
Even, the carbon dioxide entrance is connected with the carbon dioxide outlet of the gas separation unit.
Further, the gas separation unit also includes hydrogen-rich also Primordial Qi outlet, the hydrogen-rich also Primordial Qi outlet and institute
Hydrogen-rich reduction gas jets are stated to be connected.
Specifically, the device that the coal hydrogenation gasification unit uses is air flow bed hydrogasification stove.The cyclonic separation list
The device that member uses is cyclone separator.The device that the catalyst cracking unit uses is high-temperature catalytic reactor.The gas
The device that separative element uses is gas separator.The device that the semicoke activation unit uses is activating chamber.
Specifically, the air flow bed hydrogasification stove includes reaction zone, chill zone and mixing semicoke storage area；Wherein,
The coal nozzle, hydrogen-rich reduction gas jets and vaporized mixture outlet are arranged at the reaction
Area.Preferably, the number of the hydrogen-rich reduction gas jets is even number, is symmetrically arranged amongst the surrounding of the coal nozzle.More preferably
Ground, the coal nozzle are arranged on the air flow bed hydrogasification stove furnace roof.
The biomass Quench agent nozzle is positioned close in the furnace sidewall of the chill zone below the reaction zone.It is excellent
Selection of land, the number of the biomass Quench agent nozzle is even number, is symmetrically distributed in the surrounding of body of heater.
The mixing semicoke outlet is arranged on the body of heater bottom of the mixing semicoke storage area.
Further, the mixing semicoke storage area is additionally provided with mixing semicoke baffle plate and mixing semicoke scraper plate.Preferably, institute
The angle for stating mixing semicoke baffle plate and horizontal direction is 30-60 °.
Further, the high-temperature catalytic reactor includes the gas distributor for being located at bottom and from the bottom up successively
The filter layer and catalytic cracking of tar catalyst layer of arrangement, the filter layer are ceramic filter plate.
Had the following advantages using the technical solution of the utility model：
(1) temperature difference of coal hydrogenation gasification and biomass pyrolytic is made full use of, using biomass swashing as coal hydrogenation gasification
Cryogen, pyrolysis is completed while gasification product is cooled down, make full use of the heat of gasification product, and make it that biological qualitative change is given up and be
Treasured, obtain oil gas product；
(2) raw material for semicoke will be mixed caused by coal gasification and biomass pyrolytic being used as preparing activated carbon, makes full use of mixed
The big advantage of semicoke specific surface area is closed, realizes that the comprehensive high-efficiency of mixing semicoke utilizes；
(3) coal gasification with vaporized mixture caused by biomass pyrolytic separate and obtain hydrogen-rich also Primordial Qi and titanium dioxide
Carbon, and hydrogen source of the hydrogen-rich also Primordial Qi in part as coal hydrogenation gasification, reduction coal hydrogenation gasification are reacted into the cost of hydrogen source；Together
When, the carbon dioxide of acquisition is used as the activator that mixing semicoke prepares activated carbon, realizes that the classification sub-prime of coal and biomass utilizes.
(4) mixing semicoke caused by pyrolysis and vaporized mixture directly utilize at high temperature, take full advantage of gas-solid production
Heat entrained by thing, improve the thermal efficiency of whole system.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Fig. 1 is that coal gasification of the present utility model prepares also Primordial Qi and the system schematic of activated carbon；
1- hydrogasification units, 2- cyclonic separation units, 3- catalyst cracking units, 4- gas separation units, 5- mixing half
Burnt activation unit；
11- coal nozzles, 12- hydrogen-rich reduction gas jets, the outlet of 13- vaporized mixtures, 14- biomass Quench agent nozzles,
15- mixing semicoke baffle plates, 16- mixing semicoke scraper plates, the outlet of 17- mixing semicoke, 18- reaction zones, 19- chill zones, 10- mixing half
Burnt storage area；
21- vaporized mixture entrances, semicoke exports after 22- separation, and 23- exports except dust and gas；
31- removes dust and gas entrance, 32- gas distributors, 33- filter layers, 34- catalytic cracking of tar catalyst layers, 35- purifications
Gas exports；
41- purified gas entrances, 42- hydrogen-rich also Primordial Qi export, 43- carbon dioxide outlets；
51- semicoke entrances, 52- carbon dioxide entrances, the outlet of 53- activated carbons, carbon dioxide outlet after 54- activation.
Fig. 2 is that coal gasification of the present utility model prepares the also process chart of Primordial Qi and activated carbon.
Embodiment
Below in conjunction with drawings and examples, specific embodiment of the present utility model is described in more details, with
Just the advantages of better understood when scheme and its various aspects of the present utility model.However, specific implementations described below side
Formula and embodiment are for illustrative purposes only, rather than to limitation of the present utility model.
To solve the problems, such as the selection of Quench agent and hydrogen source during coal hydrogenation, while realize the efficient of gasification char
Utilize, the utility model proposes a kind of coal gasification to prepare also Primordial Qi and the system of activated carbon, including coal hydrogenation gasification unit
1st, cyclonic separation unit 2, catalyst cracking unit 3, gas separation unit 4 and mixing semicoke activation unit 5；Wherein,
The coal hydrogenation gasification unit 1 includes coal nozzle 11, hydrogen-rich reduction gas jets 12, biomass Quench agent nozzle
14th, semicoke outlet 17 and gasification mixture outlet 13 are mixed；
Semicoke exports 22 and except dust and gas exports after the cyclonic separation unit 2 includes vaporized mixture entrance 21, separation
23, the vaporized mixture entrance 21 is connected with vaporized mixture outlet 13；
The catalyst cracking unit 3 is included except dust and gas entrance 31 and clean gas outlet 35, described to remove dust and gas entrance 31 and institute
State except dust and gas outlet 23 is connected；
The gas separation unit 4 includes purified gas entrance 41 and carbon dioxide outlet 43, the purified gas entrance 41
It is connected with the clean gas outlet 35 of high-temperature catalytic reactor；
The mixing semicoke activation unit 5 include mixing semicoke entrance 51, carbon dioxide entrance 52, activated carbon outlet 53 with
And carbon dioxide outlet 54 after activation, the mixing semicoke entrance 51 respectively with the mixing semicoke outlet 17 and it is described separate after
Semicoke outlet 22 is connected, and the carbon dioxide entrance 52 is connected with the carbon dioxide outlet 43 of the gas separation unit 4.
Further, the gas separation unit 4 also includes hydrogen-rich also Primordial Qi outlet 42, the hydrogen-rich also Primordial Qi outlet 42
It is connected with hydrogen-rich reduction gas jets 12.
Specifically, the device that the coal hydrogenation gasification unit 1 uses is air flow bed hydrogasification stove.The cyclonic separation list
The device that member 2 uses is cyclone separator.The device that the catalyst cracking unit 3 uses is high-temperature catalytic reactor.The gas
The device that body separative element 4 uses is gas separator.The device that the semicoke activation unit 5 uses is activating chamber.
Specifically, the air flow bed hydrogasification stove includes reaction zone 18, chill zone 19 and mixing semicoke storage area 10；Its
In,
The coal nozzle 11, hydrogen-rich reduction gas jets 12 and vaporized mixture outlet 13 are arranged at described
Reaction zone 18.Preferably, the number of the hydrogen-rich reduction gas jets 12 is even number, is symmetrically arranged amongst the four of the coal nozzle 11
Week.It is highly preferred that the coal nozzle 11 is arranged on the air flow bed hydrogasification stove furnace roof.
The biomass Quench agent nozzle 14 is positioned close to the furnace side of the chill zone 19 of the lower section of reaction zone 18
On wall, to make gasification char caused by reaction zone 18 be sufficiently mixed with biomass Quench agent.Preferably, the biomass
The number of the nozzle of Quench agent 14 is even number, is symmetrically distributed in the surrounding of body of heater.
The mixing semicoke outlet 17 is arranged on the body of heater bottom of the mixing semicoke storage area 10, is exported with increasing and raw
The distance of material Quench agent nozzle 14.Further, the mixing semicoke storage area 10 is additionally provided with mixing semicoke baffle plate 15 and mixed
Close semicoke scraper plate 16.Preferably, the mixing semicoke baffle plate 15 and the angle of horizontal direction are 30-60 °.
Further, the high-temperature catalytic reactor include be located at bottom gas distributor 32 and from the bottom up according to
The filter layer 33 and catalytic cracking of tar catalyst layer 34 of secondary arrangement, the filter layer 33 is ceramic filter plate, for except removal
Flue dust in dust and gas, i.e. raw coke oven gas, and play a part of accumulation of heat；The catalytic cracking of tar catalyst layer 34 is used to that dust and gas will to be removed
In tar it is sufficiently catalytic to obtain purified gas.
The utility model additionally provides a kind of method for preparing and going back Primordial Qi and activated carbon, and its technique is referring to Fig. 2, this method bag
Include step：
A. fine coal hydrogasification：After raw material coal dust and reduction solid/liquid/gas reactions, its reaction product enters shock chamber, and biomass swashs
Temperature reduces after cryogen directly contacts, meanwhile, biomass makes full use of gasification char at a high temperature of the carrying of gasification reaction product
Heat be pyrolyzed, its thermal decomposition product be collectively forming after being mixed with above-mentioned gasification reaction product mixing semicoke and gasification mixing
Thing；
B. cyclonic separation：The vaporized mixture enters the cyclonic separation unit from shock chamber, is obtained after separation certain
Mixing semicoke after the separation of granularity and except dust and gas, should split except dust and gas is discharged into the catalysis by cyclonic separation unit top
Solve unit；
C. catalytic pyrolysis：It is described except dust and gas is evenly distributed on high-temperature catalytic cracking reaction in the presence of gas distributor
In device, and gas is purified further across filtering and catalytic cracking of tar processing；
D. gas separates：The purified gas is separated in the gas separation unit, obtains hydrogen-rich also Primordial Qi and dioxy
Change carbon；The separation method can be pressure swing adsorption method；
E. semicoke activates：The mixing semicoke activation unit utilizes mixing of the carbon dioxide to being obtained after fine coal hydrogasification
The mixing semicoke that semicoke and cyclonic separation obtain is activated, and forms activated carbon.
Further, methods described also includes：The hydrogen-rich also Primordial Qi is obtained after gas is separated, as fine coal hydrogenation
The also Primordial Qi hydrogen source changed is passed through the coal hydrogenation gasification unit, and it is anti-to be sufficiently mixed generation hydrogasification with the raw material coal dust
Should.
Preferably, in step, by the Task-size Controlling of the raw material coal dust less than 100um, the biomass
Task-size Controlling is less than 1mm.
Further, the raw material coal dust and the reaction temperature of the hydrogen-rich also Primordial Qi are controlled in 800- in step
1000 DEG C, reaction pressure 2-4MPa, vaporization time ＜ 2s.
Further, in step the biomass temperature after the reaction product Quench is controlled in 600 DEG C with
Under.
Preferably, in the step B, the mixing semicoke granularity after the separation is controlled in 5-100um.
Specifically, in the step C, catalyst used is CaO in the coke tar cracking catalysis.Preferably, Jiao
The temperature of oily catalytic pyrolysis is 750-900 DEG C.
Preferably, in the step E, the activation temperature is controlled at 800-950 DEG C.
Prepared by also Primordial Qi to the utility model with reference to specific embodiment and the technique of activated carbon work is further specific
It is described in detail, but embodiment not limited to this of the present utility model, for especially not dated technological parameter, it can refer to conventional skill
Art is carried out.
Embodiment 1
Raw material fine coal of the granularity less than 100um and hydrogen-rich reduction qi leel gas jets are not reduced into by coal nozzle and hydrogen-rich
Spraying into air flow bed hydrogasification stove, fine coal is sufficiently mixed with hydrogen-rich also Primordial Qi during descending, and at 850 DEG C, 3MPa
Under the conditions of occur gasification reaction, produce gas-solid mixture；The gas-solid mixture directly contacts in shock chamber with Quench biomass,
It is cooled to less than 600 DEG C so that biomass pyrolytic, produce oil gas product and biomass char；Oil gas product and biomass char
After being mixed with gasification reaction products therefrom (including gasification char and coal gasification gas), the mixing semicoke of formation (including biomass char
And gasification char) raw material as activated carbon, (including oil gas caused by coal gasification gas and biomass produces the vaporized mixture of formation
Product) from shock chamber enter cyclone separator；
Above-mentioned vaporized mixture carries out gas solid separation by cyclone separator, obtains the mixing after 5-100um separation half
It is defocused to be transported to activating chamber；And by cyclone separator discharge except dust and gas enters high-temperature catalytic cracking reaction after the discharge of top
Device, promote coke tar cracking under 900 DEG C of high temperature CaO catalysis, and gas is purified after further filtering；Purified gas is in gas
By pressure-variable adsorption in separator, isolated hydrogen-rich also Primordial Qi and carbon dioxide, it is sent to respectively with high temperature mode of movement
In air flow bed hydrogasification stove and mixing semicoke activating chamber；Finally, it is transported to from air flow bed hydrogasification stove and cyclone separator
Mixing semicoke in activating chamber is in high temperature CO2Under effect, activation temperature is 850 DEG C, and activated carbon is finally made.
Embodiment 2
The present embodiment preparation also Primordial Qi is identical with the step of embodiment 1 with the technique of activated carbon, but technological parameter is different, specifically
It is as follows：
Raw material fine coal of the granularity less than 100um and hydrogen-rich reduction qi leel gas jets are not reduced into by coal nozzle and hydrogen-rich
Spraying into air flow bed hydrogasification stove, fine coal is sufficiently mixed with hydrogen-rich also Primordial Qi during descending, and at 800 DEG C, 3MPa
Under the conditions of occur gasification reaction, produce gas-solid mixture；The gas-solid mixture directly contacts in shock chamber with Quench biomass,
It is cooled to less than 600 DEG C so that biomass pyrolytic, produce oil gas product and biomass char；Oil gas product and biomass char
After being mixed with gasification reaction products therefrom (including gasification char and coal gasification gas), the mixing semicoke of formation (including biomass char
And gasification char) raw material as activated carbon, (including oil gas caused by coal gasification gas and biomass produces the vaporized mixture of formation
Product) from shock chamber enter cyclone separator；
Above-mentioned vaporized mixture passes through cyclone separator, carries out gas solid separation, obtains the mixing after 5-100um separation half
It is defocused to be transported to activating chamber；And by cyclone separator discharge except dust and gas enters high-temperature catalytic cracking reaction after the discharge of top
Device, promote coke tar cracking under 800 DEG C of high temperature CaO catalysis, and gas is purified after further filtering；Purified gas is in gas
By pressure-variable adsorption in separator, isolated hydrogen-rich also Primordial Qi and carbon dioxide, it is sent to respectively with high temperature mode of movement
In air flow bed hydrogasification stove and mixing semicoke activating chamber；Finally, it is transported to from air flow bed hydrogasification stove and cyclone separator
Mixing semicoke in activating chamber is in high temperature CO2Under effect, activation temperature is 900 DEG C, and activated carbon is finally made.
Embodiment 3
The present embodiment preparation also Primordial Qi is identical with the step of embodiment 1 with the technique of activated carbon, but technological parameter is different, specifically
It is as follows：
Raw material fine coal of the granularity less than 100um and hydrogen-rich reduction qi leel gas jets are not reduced into by coal nozzle and hydrogen-rich
Spraying into air flow bed hydrogasification stove, fine coal is sufficiently mixed with hydrogen-rich also Primordial Qi during descending, and at 1000 DEG C, 2MPa
Under the conditions of occur gasification reaction, produce gas-solid mixture；The gas-solid mixture directly contacts in shock chamber with Quench biomass,
It is cooled to less than 600 DEG C so that biomass pyrolytic, produce oil gas product and biomass char；Oil gas product and biomass char
After being mixed with gasification reaction products therefrom (including gasification char and coal gasification gas), the mixing semicoke of formation (including biomass char
And gasification char) raw material as activated carbon, (including oil gas caused by coal gasification gas and biomass produces the vaporized mixture of formation
Product) from shock chamber enter cyclone separator；
Above-mentioned vaporized mixture passes through gas solid separation, obtains that the mixing half after 5-100um separation is defocused to be transported to work
Change room；And by cyclone separator discharge except dust and gas enters high-temperature catalytic cracking reactor after the discharge of top, in 750 DEG C of high temperature
Promote coke tar cracking under CaO catalysis, and gas is purified after further filtering；Purified gas passes through change in gas separator
Pressure absorption, isolated hydrogen-rich also Primordial Qi and carbon dioxide, is sent to air flow bed hydrogasification with high temperature mode of movement respectively
In stove and mixing semicoke activating chamber；Finally, the mixing being transported to from air flow bed hydrogasification stove and cyclone separator in activating chamber
Semicoke is in high temperature CO2Under effect, activation temperature is 950 DEG C, and activated carbon is finally made.
Embodiment 4
The present embodiment preparation also Primordial Qi is identical with the step of embodiment 1 with the technique of activated carbon, but technological parameter is different, specifically
It is as follows：
Raw material fine coal of the granularity less than 100um and hydrogen-rich reduction qi leel gas jets are not reduced into by coal nozzle and hydrogen-rich
Spraying into air flow bed hydrogasification stove, fine coal is sufficiently mixed with hydrogen-rich also Primordial Qi during descending, and at 900 DEG C, 4MPa
Under the conditions of occur gasification reaction, produce gas-solid mixture；The gas-solid mixture directly contacts in shock chamber with Quench biomass,
It is cooled to less than 600 DEG C so that biomass pyrolytic, produce oil gas product and biomass char；Oil gas product and biomass char
After being mixed with gasification reaction products therefrom (including gasification char and coal gasification gas), the mixing semicoke of formation (including biomass char
And gasification char) raw material as activated carbon, (including oil gas caused by coal gasification gas and biomass produces the vaporized mixture of formation
Product) from shock chamber enter cyclone separator；
Above-mentioned vaporized mixture carries out gas solid separation by cyclone separator, and the mixing semicoke for obtaining 5-100um is conveyed
To activating chamber；And by cyclone separator discharge except dust and gas enters high-temperature catalytic cracking reactor after the discharge of top, at 900 DEG C
Promote coke tar cracking under high temperature CaO catalysis, and gas is purified after further filtering；Purified gas is led in gas separator
Pressure-variable adsorption is crossed, isolated hydrogen-rich also Primordial Qi and carbon dioxide, air-flow bed hydroprocessing is sent to high temperature mode of movement respectively
In gasification furnace and mixing semicoke activating chamber；Finally, it is transported to from air flow bed hydrogasification stove and cyclone separator in activating chamber
Semicoke is mixed in high temperature CO2Under effect, activation temperature is 900 DEG C, and activated carbon is finally made.
In above example, Quench agent of the biomass as coal hydrogenation gasification is fully sharp while gasification char is cooled down
With being pyrolyzed after the heat of gasification char；Gained mixing semicoke and vaporized mixture can be used as after isolation of purified prepares activity
The carbon-based raw material of charcoal, the hydrogen source of coal hydrogenation gasification and mixing semicoke prepare the activator of activated carbon, realize pyrolysis production
The classification sub-prime of product utilizes, and the carbon utilisation rate and the thermal efficiency of whole system greatly improve.It can be seen that the technical scheme of the utility model
Can solve the problems, such as the selection of Quench agent and hydrogen source during coal hydrogenation simultaneously, and the efficient profit of gasification char can be realized simultaneously
With.
Finally it should be noted that：Obviously, above-described embodiment is only intended to clearly illustrate the utility model example,
And the restriction not to embodiment.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And thus
Among the obvious changes or variations amplified out is still in the scope of protection of the utility model.
Claims (10)
1. a kind of coal gasification prepares also Primordial Qi and the system of activated carbon, including coal hydrogenation gasification unit, cyclonic separation unit, urge
Change cracking unit, gas separation unit and mixing semicoke activation unit；Wherein,
The coal hydrogenation gasification unit includes coal nozzle, hydrogen-rich reduction gas jets, biomass Quench agent nozzle, mixing semicoke and gone out
Mouth and gasification mixture outlet；
Semicoke exports and except dust and gas exports after the cyclonic separation unit includes vaporized mixture entrance, separation, the gasification
Mixture inlet is connected with vaporized mixture outlet；
The catalyst cracking unit includes removing dust and gas entrance and clean gas outlet, described except dust and gas entrance and the dust and gas of removing export
It is connected；
The gas separation unit includes purified gas entrance and carbon dioxide outlet, the purified gas entrance and the purified gas
Outlet is connected；
The mixing semicoke activation unit is included two after mixing semicoke entrance, carbon dioxide entrance, activated carbon outlet and activation
Carbon oxide outlet, the mixing semicoke entrance respectively with the mixing semicoke outlet and connected, the institute that separates rear semicoke outlet
The carbon dioxide outlet that carbon dioxide entrance is stated with the gas separation unit is connected.
2. system according to claim 1, it is characterised in that
The gas separation unit also includes hydrogen-rich also Primordial Qi and exported, the hydrogen-rich also Primordial Qi outlet and hydrogen-rich reduction gas blowout
Mouth is connected.
3. system according to claim 1, it is characterised in that the device that the coal hydrogenation gasification unit uses is air flow bed
Hydrogasification stove.
4. system according to claim 3, it is characterised in that the air flow bed hydrogasification stove includes reaction zone, Quench
Area and mixing semicoke storage area；Wherein,
The coal nozzle, hydrogen-rich reduction gas jets and vaporized mixture outlet are arranged at the reaction zone；
The biomass Quench agent nozzle is positioned close in the side wall of the chill zone below the reaction zone；
The mixing semicoke outlet is arranged on the body of heater bottom of the mixing semicoke storage area.
5. system according to claim 4, it is characterised in that the number of the hydrogen-rich reduction gas jets is even number, symmetrically
It is arranged in the surrounding of the coal nozzle.
6. system according to claim 4, it is characterised in that the coal nozzle is arranged on the air flow bed hydrogasification
Stove furnace roof.
7. system according to claim 4, it is characterised in that the number of the biomass Quench agent nozzle is even number, right
Claim the body of heater surrounding for being distributed in the air flow bed hydrogasification stove.
8. system according to claim 4, it is characterised in that the mixing semicoke storage area is additionally provided with mixing semicoke baffle plate
With mixing semicoke scraper plate.
9. system according to claim 8, it is characterised in that the mixing semicoke baffle plate and the angle of horizontal direction are
30-60°。
10. system according to claim 1, it is characterised in that
The device that the catalyst cracking unit uses is high-temperature catalytic reactor, and the high-temperature catalytic reactor includes being located at bottom
Gas distributor and the filter layer and catalytic cracking of tar catalyst layer that are arranged in order from the bottom up.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720471211.2U CN206721119U (en) | 2017-04-28 | 2017-04-28 | A kind of coal gasification prepares also Primordial Qi and the system of activated carbon |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929086A (en) * | 2017-04-28 | 2017-07-07 | 神雾科技集团股份有限公司 | The system and method that a kind of coal gasification prepares also Primordial Qi and activated carbon |
| CN109453824A (en) * | 2018-11-15 | 2019-03-12 | 新奥科技发展有限公司 | Catalyst carrying method and catalytic hydrogenation gasification process |
-
2017
- 2017-04-28 CN CN201720471211.2U patent/CN206721119U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929086A (en) * | 2017-04-28 | 2017-07-07 | 神雾科技集团股份有限公司 | The system and method that a kind of coal gasification prepares also Primordial Qi and activated carbon |
| CN109453824A (en) * | 2018-11-15 | 2019-03-12 | 新奥科技发展有限公司 | Catalyst carrying method and catalytic hydrogenation gasification process |
| CN109453824B (en) * | 2018-11-15 | 2021-09-10 | 新奥科技发展有限公司 | Catalyst loading method and catalytic hydro-gasification method |
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