CN206624835U - New type of airflow bed gasifying apparatus - Google Patents
New type of airflow bed gasifying apparatus Download PDFInfo
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- CN206624835U CN206624835U CN201720162489.1U CN201720162489U CN206624835U CN 206624835 U CN206624835 U CN 206624835U CN 201720162489 U CN201720162489 U CN 201720162489U CN 206624835 U CN206624835 U CN 206624835U
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Abstract
The utility model discloses a kind of new type of airflow bed gasifying apparatus, including：Gasification furnace, gasification furnace have water-coal-slurry import, oxygen-containing gas entrance, Quench water inlet, Heisui River outlet, raw gas outlet and thick slag outlet；Slag breaker, the import of slag breaker are connected with the thick slag outlet of gasification furnace；Filter, filter have the import of slag Heisui River, filtering water outlet, concentration water out, backwash water inlet.Flash separation device, flash separation device have air inlet, gas outlet, charging aperture, grey water inlet, the outlet of thick slag and gray water outlet, and the wherein charging aperture of flash separation device is connected with filter concentration water out；Vacuum flasher, the import of vacuum flasher are connected with the gray water outlet of flash separation device；And subsider, the import of subsider are connected with the outlet of vacuum flasher.Simple in construction, easy to operation, civil engineering is had according to the new type of airflow bed gasifying apparatus of the utility model embodiment and an advantages such as equipment investment cost is low.
Description
Technical field
It the utility model is related to a kind of new type of airflow bed gasifying apparatus.
Background technology
In existing pressure gasification process, the Heisui River of gasification furnace is transported to flash distillation workshop section and carries out concentration.Thick slag
(50 millimeters of granularity ＜) drains into dragveyer through lock hopper system intermittently operated.But the processing method is to the reliability of lock hopper system
Requirement with security is very high, and, it is necessary to set interlock, the black water discharge amount of system is very big, and heat recovery is relatively tired
It is difficult.Moreover, gasification frame is generally higher, therefore the drawbacks such as equipment and construction investment cost are high, operation is complex be present.
Utility model content
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality
With a kind of Novel air fluidized bed gasification with simple technique, easy to operation, civil engineering and the low advantage of equipment investment cost of new proposition
Device.
Included according to the new type of airflow bed gasifying apparatus of the utility model embodiment：Gasification furnace, the gasification furnace have water
Coal slurry import, oxygen-containing gas entrance, Quench water inlet, Heisui River outlet, raw gas outlet and thick slag outlet；Slag breaker is described broken
The import of slag machine is connected with the thick slag outlet of the gasification furnace；Filter, described filter have the import of slag Heisui River, mistake
Filtered water outlet, concentration water out, backwash water inlet (interface can not be set according to device requirement), the wherein import of slag Heisui River and institute
The outlet for stating slag breaker is connected, and the outlet of gasification furnace Heisui River is connected or the outlet of carbon Xi Ta Heisui River is connected；Flash separation device, it is described
Flash separation device has air inlet, gas outlet, charging aperture, grey water inlet, the outlet of thick slag and gray water outlet, wherein the flash distillation
The charging aperture of separator is connected with filter concentration water out；Vacuum flasher, the import of the vacuum flasher
It is connected with the gray water outlet of the flash separation device；And subsider, the import of the subsider and the vacuum flasher
Outlet is connected.
According to the new type of airflow bed gasifying apparatus of the utility model embodiment have simple in construction, easy to operation, civil engineering and
The advantages such as equipment investment cost is low.
According to one embodiment of the present utility model, the slag breaker is located at the bottom of the gasification furnace.
According to one embodiment of the present utility model, the new type of airflow bed gasifying apparatus further comprises the first decompression
Valve, the import of first pressure-reducing valve are connected with filter concentration water out, the outlet of first pressure-reducing valve and institute
The charging aperture for stating flash separation device is connected.
According to one embodiment of the present utility model, the new type of airflow bed gasifying apparatus further comprises that carbon washes tower, institute
Stating carbon and washing tower has raw gas import, gas exit, grey water inlet and gray water outlet, wherein the carbon washes the raw gas import of tower
It is connected with the raw gas outlet of the gasification furnace, the carbon washes the gray water outlet of tower and the grey water inlet phase of the filter
Even, the grey water inlet that the carbon washes tower is connected with the gray water outlet of the subsider.
According to one embodiment of the present utility model, the new type of airflow bed gasifying apparatus further comprises the second decompression
Valve, the import of second pressure-reducing valve are connected with filter outlet, outlet and the flash distillation of second pressure-reducing valve
The grey water inlet of separator is connected.
Brief description of the drawings
Fig. 1 is the flow chart according to the Novel air fluidized bed gasification process flow of the utility model embodiment；
Fig. 2 is the structural representation according to the new type of airflow bed gasifying apparatus of the utility model embodiment.
Reference：
New type of airflow bed gasifying apparatus 10, gasification furnace 101, slag breaker 102, flash separation device 103, vacuum flasher
104th, subsider 105, the first pressure-reducing valve 106, the second pressure-reducing valve 107, carbon wash tower 108
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality
The limitation of type.
Below with reference to the accompanying drawings Novel air fluidized bed gasification process flow according to the utility model embodiment is described.Such as Fig. 1 institutes
Show, comprised the following steps according to the Novel air fluidized bed gasification process flow of the utility model embodiment：
Water-coal-slurry is gasified using gasification furnace, and obtains raw gas, thick slag and Heisui River；
Thick slag and Heisui River is entered in slag breaker, thick slag is carried out using slag breaker broken and obtain broken slag, crushed
The granularity of slag is less than or equal to 5 millimeters；
Make broken slag and Heisui River filtered by filter after enter in flash separation device, utilize flash separation device
Heat recovery and concentrate are carried out, and obtains thick slag and buck, wherein thick slag is discharged flash separation device, buck is transported to very
Empty flash tank simultaneously carries out further concentrate, and the buck after concentrate is transported to subsider and collects fine slag.
In existing entrained flow gasification technique, the Heisui River of gasification furnace is transported to flash distillation workshop section and carries out concentration.Slightly
Slag (50 millimeters of granularity ＜) drains into dragveyer through lock hopper system intermittently operated.But the processing method is to the reliable of lock hopper system
The requirement of property and security is very high, it is necessary to set interlock.Moreover, gasification frame is generally higher, therefore equipment and civil engineering be present
The drawbacks such as cost of investment is high, operation is complex.
According to the Novel air fluidized bed gasification process flow of the utility model embodiment by using slag breaker 102 by thick slag
Particle size reduction is to being less than or equal to 5 millimeters, so as to carry out concentrate to broken slag and Heisui River using flash separation device 103.By
This need not recycle lock hopper system intermittently operated to drain into dragveyer, collection slag, tapping process be simplified, so as to not only eliminate lock hopper
The relevant device of system, gasification frame height is reduced, saves civil engineering and equipment investment cost, nor need complexity again
Lock hopper deslagging interlocked operation, make technological operation more simple and flexible.
Therefore, have that technique is simple, is easy to grasp according to the Novel air fluidized bed gasification process flow of the utility model embodiment
Make, civil engineering and the advantages such as equipment investment cost is low.
Wherein, the solid content in Heisui River is 5~30%.
It can further include according to the Novel air fluidized bed gasification process flow of the utility model embodiment：It will collect thin
Buck and raw gas after slag are transported to carbon and washed in tower 108, using grey water washing raw gas, and obtain coal gas, the ash after washing
Water is transported in flash separation device 103.
That is, buck is transported to vacuum flasher and carries out further concentrate, the buck after concentrate is transported to
Subsider simultaneously collects fine slag.The buck separated with fine slag is transported to carbon and washed in tower 108, to be washed to raw gas.Wash
Buck after washing is conveyed through entering in flash separation device 103 after filtering device filtering, it is possible thereby to realize the circulation profit of buck
With.
Below with reference to the accompanying drawings new type of airflow bed gasifying apparatus 10 according to the utility model embodiment is described.As shown in Fig. 2
Gasification furnace 101, slag breaker 102, filter are included according to the new type of airflow bed gasifying apparatus 10 of the utility model embodiment
XXX, flash separation device 103, vacuum flasher 104 and subsider 105.
Gasification furnace 101 have water-coal-slurry import, oxygen-containing gas entrance, Quench water inlet, Heisui River outlet, raw gas outlet and
Thick slag outlet, the import of slag breaker 102 are connected with the thick slag outlet of gasification furnace 101.Filter xxx have the import of slag Heisui River,
Filtering water outlet, concentration water out, backwash water inlet (according to device requirement can not set the interface), wherein the import of slag Heisui River with
The outlet of the slag breaker is connected, and the outlet of gasification furnace Heisui River is connected, and the outlet of carbon Xi Ta Heisui River is connected.
Flash separation device 103 has air inlet, gas outlet, charging aperture, grey water inlet, the outlet of thick slag and gray water outlet,
Wherein the charging aperture of flash separation device 103 is connected with the outlet of slag breaker 102.The import of vacuum flasher 104 and flash distillation point
Gray water outlet from device 103 is connected, and the import of subsider 105 is connected with the outlet of vacuum flasher 104.
Specifically, gasification furnace 101 gasifies to water-coal-slurry, and obtains raw gas, thick slag and Heisui River.Slag breaker 102
Thick slag is crushed, obtains the broken slag that granularity is less than or equal to 5 millimeters.Broken slag and Heisui River enter sudden strain of a muscle by filter
Steam and difference concentrate is carried out in separator 103, the air inlet of gas from flash separation device 103 enters flash separation device
Heat recovery is carried out in 103.After concentrate, thick slag is discharged flash separation device 103, and buck is transported to vacuum flasher 104
And further concentrate is carried out, the buck after concentrate is transported to subsider 105 and collects fine slag.
It is connected according to the new type of airflow bed gasifying apparatus 10 of the utility model embodiment by setting with gasification furnace 101 broken
Slag machine 102, so as to which thick slag is broken into broken slag of the granularity less than or equal to 5 millimeters, so as to utilize filter
Xxx, flash separation device 103 carry out concentrate to broken slag and Heisui River.Drained into therefore without lock hopper system intermittently operated is recycled
Dragveyer, collection slag, tapping process are simplified, so as to not only eliminate the relevant device of lock hopper system, reduces gasification frame height
Degree, saves civil engineering and equipment investment cost, nor needs the lock hopper deslagging interlocked operation of complexity again, makes technological operation more
For simple and flexible.
Therefore, according to the new type of airflow bed gasifying apparatus 10 of the utility model embodiment have it is simple in construction, easy to operation,
The advantages such as civil engineering and equipment investment cost are low.
As shown in Fig. 2 in one embodiment of the present utility model, slag breaker 102 is located at the bottom of gasification furnace 101.
In some embodiments of the utility model, new type of airflow bed gasifying apparatus 10 further comprises that carbon washes tower 108, carbon
Washing tower 108 has raw gas import, gas exit, grey water inlet and gray water outlet.Wherein, carbon washes the raw gas import of tower 108
It is connected with the raw gas outlet of gasification furnace 101, carbon is washed the gray water outlet of tower 108 and is connected with filter xxx grey water inlet, carbon
The grey water inlet for washing tower 108 is connected with the gray water outlet of subsider 105.It is possible thereby to recycle buck.
As shown in Fig. 2 in an example of the present utility model, new type of airflow bed gasifying apparatus 10 further comprises first
Pressure-reducing valve 106, the import of the first pressure-reducing valve 106 are connected with the concentration water out of filter, the outlet of the first pressure-reducing valve 106 with
The charging aperture of flash separation device 103 is connected.Wherein, the broken slag and Heisui River can be entered by the slag Heisui River entrance of filter
The charging aperture for entering to enter after filtering and concentrating flash separation device 103 is entered in flash separation device 103.It is possible thereby to make new
The structure of gas-flow bed gasifying apparatus 10 is more reasonable.
In a specific example of the present utility model, as shown in Fig. 2 new type of airflow bed gasifying apparatus 10 further comprises
Second pressure-reducing valve 107, the import of the second pressure-reducing valve 107 are connected with the concentration water out of filter, and the second pressure-reducing valve 107 goes out
Mouth is connected with the grey water inlet of flash separation device 103.It is possible thereby to make the structure more adduction of new type of airflow bed gasifying apparatus 10
Reason.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, limited unless otherwise clear and definite.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (5)
- A kind of 1. new type of airflow bed gasifying apparatus, it is characterised in that including：There is water-coal-slurry import, oxygen-containing gas entrance, Quench water inlet, Heisui River outlet, raw gas to go out for gasification furnace, the gasification furnace Mouth and the outlet of thick slag；Slag breaker, the import of the slag breaker are connected with the thick slag outlet of the gasification furnace；Filter, described filter have the import of slag Heisui River, filtering water outlet, concentration water out, backwash water inlet, its The import of middle slag Heisui River is connected with the outlet of the slag breaker, and the outlet of gasification furnace Heisui River is connected, and the outlet of carbon Xi Ta Heisui River is connected；Flash separation device, the flash separation device have air inlet, gas outlet, charging aperture, grey water inlet, thick slag outlet and Gray water outlet, wherein the charging aperture of the flash separation device is connected with filter concentration water out；Vacuum flasher, the import of the vacuum flasher are connected with the gray water outlet of the flash separation device；WithSubsider, the import of the subsider are connected with the outlet of the vacuum flasher.
- 2. new type of airflow bed gasifying apparatus according to claim 1, it is characterised in that the slag breaker is located at the gasification The bottom of stove.
- 3. new type of airflow bed gasifying apparatus according to claim 1, it is characterised in that further comprise the first pressure-reducing valve, The import of first pressure-reducing valve is connected with the outlet of the filter condensed water, the outlet of first pressure-reducing valve with it is described The charging aperture of flash separation device is connected.
- 4. new type of airflow bed gasifying apparatus according to claim 1, it is characterised in that further comprise that carbon washes tower, it is described Carbon, which washes tower, has raw gas import, gas exit, grey water inlet and gray water outlet, wherein the carbon wash the raw gas import of tower with The raw gas outlet of the gasification furnace is connected, and the carbon is washed the gray water outlet of tower and is connected with the grey water inlet of the filter, The grey water inlet that the carbon washes tower is connected with the gray water outlet of the subsider.
- 5. new type of airflow bed gasifying apparatus according to claim 4, it is characterised in that further comprise the second pressure-reducing valve, The import of second pressure-reducing valve is connected with the filter condensed water water out, the outlet of second pressure-reducing valve with it is described The grey water inlet of flash separation device is connected.
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| CN201720162489.1U CN206624835U (en) | 2017-02-22 | 2017-02-22 | New type of airflow bed gasifying apparatus |
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| CN201720162489.1U CN206624835U (en) | 2017-02-22 | 2017-02-22 | New type of airflow bed gasifying apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108456555A (en) * | 2017-02-22 | 2018-08-28 | 清华大学山西清洁能源研究院 | New type of continuous deslagging gasification process flow and new type of airflow bed gasifying apparatus |
-
2017
- 2017-02-22 CN CN201720162489.1U patent/CN206624835U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108456555A (en) * | 2017-02-22 | 2018-08-28 | 清华大学山西清洁能源研究院 | New type of continuous deslagging gasification process flow and new type of airflow bed gasifying apparatus |
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