CN205687873U - The fluidized disk of belt stirrer and the pressure vessel of the band fluidized disk for bulk material - Google Patents
The fluidized disk of belt stirrer and the pressure vessel of the band fluidized disk for bulk material Download PDFInfo
- Publication number
- CN205687873U CN205687873U CN201620107496.7U CN201620107496U CN205687873U CN 205687873 U CN205687873 U CN 205687873U CN 201620107496 U CN201620107496 U CN 201620107496U CN 205687873 U CN205687873 U CN 205687873U
- Authority
- CN
- China
- Prior art keywords
- gas
- fluidized
- pressure vessel
- fluidized disk
- disk
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/50—Fuel charging devices
- C10J3/503—Fuel charging devices for gasifiers with stationary fluidised bed
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
- C10J3/56—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/723—Controlling or regulating the gasification process
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0973—Water
- C10J2300/0976—Water as steam
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
This utility model relates to the fluidized disk of belt stirrer and the pressure vessel of the band fluidized disk for bulk material.Task of the present utility model is, the driving means of the agitator being used in pressure vessel is provided, this driving means just be enough to deal with without the loaded down with trivial details shaft sealer in pressure vessel wall, this is solved by following air motor, this air motor is the driving means of agitator, and is placed in the fluidized gas body cavity below fluidized disk.
Description
Technical field
This utility model relates to the fluidized disk of belt stirrer, and it uses in the pressure vessel of bulk material.This reality
Relate to the pressure vessel with this kind of fluidized disk with novel simultaneously.
Background technology
In order to transport the bulk material of powder from storage container (feed bin) without barrier, need to utilize local fluidization
Principle.Mode for local fluidization is that bulk material is deposited in breathable fluidized disk.Pine is entered by importing gas
Dissipate in material and play fluffing action, and directly above fluidized disk, construct backset bed.This fluidization can be by attached
The agitator added is supported.
In air-flow equipment for gasification, in order to produce forming gas, powder, carbon containing fuel (coal dust) is at gasification reaction
Device intrinsic pressure is until partially oxidized in the case of 4 MPas.Therefore, in so-called supply system, to fuel to be gasified
Powder temporarily stores, and makes fuel powder pressurization to be gasified reach reaction pressure before fine and close stream is carried into reactor.
The fuel of powder flows to burner from pre-stored container via conveyance conduit, and this pre-stored container is also referred to as batching to be held
Device or fluidization enclosure, and be loaded with until exceeding the pressure of reactor pressure.Transport pipeline vertically from upper or from lower logical
Enter in the lower region of pre-stored container.Stable, pulsation-free transport via the fuel powder transporting pipeline is that equipment for gasification is suitable
The key factor that profit is run.The stable premise transported is that the fuel bulk cargo in batching container obtains before entering conveyance conduit
To loose, thus bulk material (fuel powder) has the feature of fluid.Therefore, as previously described, in the district transporting pipeline port
Producing the backset bed of local in bulk cargo in territory, its mode is: fuel powder is deposited on breathable eddy-current disc or fluidized disk, and
And in batching container, noble gas (such as: nitrogen or carbon dioxide) imports to the fluidizing gas below eddy-current disc
Intracavity.Fluidizing gas therefrom on the cross section be evenly distributed on fluidized disk in the way of upwards penetrate into burning powder bulk cargo in,
And loosened at this bulk cargo, thus fuel powder is flowed in transport pipeline.If fuel powder bulk cargo is at batching container
Fluidize the most fully, the fuel stream fluctuation leading to reactor and the process causing interference with in reactor may be caused, this
Reactor may be caused to be badly damaged.
The fluid density realized in the backset bed to local by the volume flow of regulation fluidizing gas is adjusted.In order to keep away
Exempting to form gas channel among bulk cargo and often use agitator, the arm of this agitator rotates in the backset bed of fluidisation.
Being described this batching container in DE 102009048961 A1, this batching container exists
Its taper unloading area includes eddy-current disc and at eddy-current disc mixing plant disposed above, and wherein, fluidizing gas pipeline exists
Eddy-current disc fluidizing gas introduced below intracavity.Stirrer drive includes the electronic horse being placed in batching external container
Reaching, the drive shaft with shaft sealer of this electro-motor extends to fluidizing gas intracavity through chamber wall.
The shortcoming of this scheme is, shaft sealer must build with expending very much under the highest container pressure, exists simultaneously
Can Fast Wearing under the influence of powder.
Utility model content
The purpose of this utility model is, based on known driving means flexible program, it is provided that a kind of for pressure vessel
The driving means of interior agitator, this driving means avoids loaded down with trivial details shaft sealer.
According to this utility model, it is proposed that start the horizontal setting of described type in pressure vessel and breathable fluidisation
Dish and utilize the method that this fluidized disk implements, wherein, fluidized disk and agitator, the driving means of agitator and agitator
Flatly and be positioned at the arm that fluidized disk rotates above and jointly act on.Here, the driving means of agitator is air motor, pneumatic
Motor is placed in below fluidized disk and at fluidizing gas intracavity in the drive shaft extended through fluidized disk.Additionally, backset bed
Required fluidizing gas or a part for this fluidizing gas can flow to air motor via the admission line for air motor
As driving gas, and for being placed in fluidizing gas intracavity from the gas outlet of air motor expellant gas.
The pressure vessel with this kind of fluidized disk is the batching container of coal gasification apparatus, wherein, and batching container
Internal pressure and the fluidizing gas with maximum 40 bars are noble gases.
Inside pressure vessel, it is placed in the air motor in the drive shaft of agitator at fluidizing gas intracavity by using,
Following measure is no longer necessary, i.e. the power transmission shaft being used for agitator is outwards guided through pressure vessel wall and set for this
Put loaded down with trivial details shaft sealer.
The also referred to as air motor of compressd-air motor or gas expansion motor is known as utilizing compressed gas to run
Driving machine.The admission line driving gas can arrange via the fluidisation for backset bed needed for air motor comes defeated from outside
Send, run through being sufficient for there through the simple gas of chamber wall.Depend on the pressed gas needed for air motor and maintenance whirlpool
Volume flow ratio between fluidizing gas needed for fluid layer, a part for all gas stream or gas stream can flow to pneumatic horse
Reach.
And then fluidized disk can be fed to, for making the fluidisation of backset bed from air motor expellant gas.Therefore
Advantageously, use fluidizing gas in multiple times, be first used for driving agitator, be then used for producing backset bed.
The solution proposed avoids the pressure housing that drive shaft runs through outside in any form.
Additional advantage is, in order to produce the backset bed of bulk material and also for the driving of pneumatic type, it is possible to use
Some admission lines.Because air motor has been positioned at the fluidizing gas intracavity below fluidized disk, so need not individually " row
Gas " pipeline, and can be in a straightforward manner by gas is led to outside from fluidizing gas intracavity when gas excess
Customer performs the regulation being input to gas in backset bed.
Accompanying drawing explanation
The scheme proposed by understanding, carries out the illustration of necessity, as shown in drawings below to this utility model:
Fig. 1 illustrates the schematic diagram of agitator in pressure vessel.
Detailed description of the invention
High-visible from Fig. 1, fluidized disk 3 holds at the pressure for bulk material equipped with agitator 7 and horizontal setting
In device 1.Fluidized disk 3 is permeable for the stream being directed upwards towards bulk material of fluidizing gas 11.Fluidized disk 3 such as may be used
To be made up of the sintering metal of porous, metal foam, perforated metal plate and metal gauze.By from fluidized gas body cavity 4 to
On flow through the fluidizing gas 11 of fluidized disk 3 and can produce the loose and bulk material of fluidisation, until realizing the backset bed 12 of local.
At the arm of the horizontal rotation being disposed over agitator 7 by the fluidized disk 3 of gas percolation, the drive shaft 6 of this arm is passed down through stream
Change dish 3 extends and the most medially supports in fluidized disk 3.In the driving means attached troops to a unit drive shaft below fluidized disk 3
It is fixedly mounted in pressure vessel 1.
According to this utility model, for driving means, use and be positioned at the gas in the fluidized gas body cavity 4 within pressure vessel 1
Dynamic motor 5, thereby eliminates the drive shaft 6 loaded down with trivial details airtight shaft sealer through pressure vessel wall 2.
A part for fluidizing gas or this fluidizing gas for producing backset bed 12 serves as the driving for air motor 5
Gas.To this end, the first admission line 8 leads to the fluidisation below fluidized disk 3 from outside through the pressure vessel wall 2 of pressure vessel 1
Until air motor 5 in air chamber 4, in order to carry fluidizing gas 11.
Being discharged to the gas fluidized gas body cavity 4 from air motor 5 via gas outlet 10 then can be at fluidized gas body cavity 4
In relatively low pressure rating on as fluidizing gas 11 for.
For the driving of independent regulation pneumatic type with make bulk material fluidize, the second admission line that can individually regulate is set
9, in order to be transported in fluidized gas body cavity 4 by additional fluidizing gas 11, and the outlet pipe 13 that can throttle is passed through fluidized gas
In body cavity 4, via this outlet pipe 13, unnecessary gas can lead to the gas consumption device of other lower pressure grades and (not show
Go out).
Such fluidized disk example as used in the batching container for coal dust in coal gasification apparatus, its
In, batching container has the internal pressure of maximum 40 bars, and in order to make coal dust bulk cargo produces the backset bed 12 of local,
Batching container includes the fluidized disk 3 with agitator 7, and wherein, agitator 7 is driven by air motor 5, and is also used for
The fluidizing gas 11 driving air motor 5 is noble gas, such as carbon dioxide or nitrogen or the mixing of both gas
Gas.
Operation principle according to device of the present utility model is:
Higher than under the pressure in fluidized gas body cavity 4, driving gas is flowed to pressure from the outside through by the first admission line 8
Air motor 5 within force container 1.In air motor 5, from driving, gas discharges the driving merit driven needed for agitator
Rate, wherein, gas pressure drops to the pressure rating in fluidized gas body cavity 4.From air motor 5, stream it is discharged to driving gas
After in activating QI body cavity 4, gas so far flows upward to be deposited in this fluidisation through breathable fluidized disk 3 as fluidizing gas 11
In bulk material on dish, such as coal dust bulk cargo.The mobilization force of fluidizing gas 11 plays the effect of loose bulk cargo, until in fluidisation
The backset bed 12 of local is directly produced above dish 3.The mixing arm driven by air motor 5 of agitator 7 is at the fluidized disk 3 of porous
Rotate above to suppress the formation of gas passage and so that backset bed homogenization.
Bulk material transports pipeline (not shown) and is passed through in backset bed 12, in this bulk material transports pipeline, passes through machine
Tool mode or by utilize transport gas promote pneumatic in the way of by bulk material transport to objective.Such as in inertia
By pulverized coal conveying to high-pressure gasified reactor in gas, in this high-pressure gasified reactor, by the organic moiety of coal with the most defeated
The oxygen/water steam sent produces forming gas under high temperature and high pressure effect.
If fluidisation needs the ratio more gas driven needed for agitator 7, additional fluidizing gas 11 is just via second
Admission line 9 flows to fluidized gas body cavity 4.If fluidisation needs the gas more less than what air motor 5 consumed, unnecessary gas
Just drawn from fluidized gas body cavity 4 by outlet pipe 13 and flow in other customers, such as inside coal gasification apparatus
It is used for purging the typical annular gap for gasification reactor between cooling dome and reactor outer wall, or is used for blowing
Sweep flame monitoring equipment (observation passage).
For those skilled in the art, can be the most in an adequate manner to before in this practicality
The feature realized in novel different design is combined.
Reference numerals list
1 pressure vessel
2 pressure vessel walls
3 fluidized disks
4 fluidized gas body cavitys
5 air motors
6 drive shafts
7 agitators
8 the first admission lines being used for driving means
9 the second admission lines being used for backset bed
10 gas outlets
11 fluidizing gas being used for backset bed
12 backset beds
13 outlet pipes
Claims (3)
1. at a fluidized disk for the belt stirrer in the pressure vessel of bulk material, wherein:
-described fluidized disk (3) horizontal setting is in described pressure vessel (1) and in order to be deposited on described fluidized disk (3)
Bulk material in produce the backset bed (12) of local and the bulk material of stream be directed upwards towards in to(for) fluidizing gas (11) comes
Say it is permeable,
-the first admission line (8) leads to described fluidized disk (3) from outside through the pressure vessel wall (2) of described pressure vessel (1)
In the fluidized gas body cavity (4) of lower section, in order to carry described fluidizing gas (11),
The arm of the horizontal rotation of-agitator (7) is placed in by fluidized disk (3) top of gas percolation, and
The driving means of-described agitator (7) in described fluidized disk (3) positioned beneath in extending through described fluidized disk (3)
In drive shaft (6),
It is characterized in that,
The driving means of-described agitator (7) is air motor (5), and described air motor is placed in described fluidized gas body cavity (4)
In,
Fluidizing gas (11) or a part for this fluidizing gas needed for-described backset bed (12) can be via for described pneumatic
Described first admission line (8) of motor (5) flows to described air motor (5) conduct and drives gas, and
-for being placed in described fluidized gas body cavity (4) from the gas outlet (10) of described air motor (5) expellant gas.
Fluidized disk the most according to claim 1, it is characterised in that enter for carrying the second of additional fluidizing gas (11)
Feed channel (9) and be passed through described fluidized gas body cavity (4) for gas being exported to the outlet pipe (13) of other gas consumption devices
In.
3. the pressure vessel with fluidized disk according to claim 1 and 2 (3), it is characterised in that described pressure holds
Device is the batching container of coal gasification apparatus, and wherein, described batching container has the internal pressure of maximum 40 bars, and
Described fluidizing gas is noble gas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015121619.1 | 2015-12-11 | ||
| DE102015121619.1A DE102015121619B4 (en) | 2015-12-11 | 2015-12-11 | Fluidization tray with an agitator in a bulk pressure vessel and method of fluidizing bulk material in a pressure vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205687873U true CN205687873U (en) | 2016-11-16 |
Family
ID=57263732
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610073504.5A Active CN106867591B (en) | 2015-12-11 | 2016-02-02 | Fluidizing plate, pressure vessel with fluidizing plate and method for fluidizing bulk material |
| CN201620107496.7U Active CN205687873U (en) | 2015-12-11 | 2016-02-02 | The fluidized disk of belt stirrer and the pressure vessel of the band fluidized disk for bulk material |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610073504.5A Active CN106867591B (en) | 2015-12-11 | 2016-02-02 | Fluidizing plate, pressure vessel with fluidizing plate and method for fluidizing bulk material |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN106867591B (en) |
| DE (1) | DE102015121619B4 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109305562B (en) * | 2018-10-09 | 2020-12-08 | 科林未来能源技术(北京)有限公司 | Storage and fluidization container and equipment for powdery material, fluidization and conveying method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1437838A (en) * | 1965-06-11 | 1966-05-06 | Filter with automatic cleaning device for all fluids | |
| US3849900A (en) * | 1973-07-02 | 1974-11-26 | Universal Foods Corp | Fluid bed air distribution apparatus and drying method |
| DE3016448C2 (en) * | 1980-04-29 | 1985-07-18 | Bergwerksverband Gmbh, 4300 Essen | Method and device for drying very fine-grained bulk materials |
| DD223075A1 (en) * | 1984-03-12 | 1985-06-05 | Schwermaschinenbau Kom E Thael | DEVICE FOR GENERATING A DIRECTED SOLIDS FLOW IN SWIVEL LAYERS |
| US5018909A (en) * | 1990-04-13 | 1991-05-28 | Nordson Corporation | Powder feed hopper |
| DE19834942C2 (en) * | 1998-08-03 | 2000-06-15 | Rag Ag | Device for cleaning filter inserts for hydraulic fluid in underground mining and tunnel construction |
| JP4069611B2 (en) * | 2001-11-02 | 2008-04-02 | Ｊｆｅスチール株式会社 | Coke oven carbonization chamber furnace wall repair equipment |
| DE102005047583C5 (en) * | 2005-10-04 | 2016-07-07 | Siemens Aktiengesellschaft | Method and device for the controlled supply of fuel dust into an entrained flow gasifier |
| DE102009048961B4 (en) * | 2009-10-10 | 2014-04-24 | Linde Ag | Dosing device, dense phase conveying system and method for feeding dusty bulk material |
-
2015
- 2015-12-11 DE DE102015121619.1A patent/DE102015121619B4/en active Active
-
2016
- 2016-02-02 CN CN201610073504.5A patent/CN106867591B/en active Active
- 2016-02-02 CN CN201620107496.7U patent/CN205687873U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015121619B4 (en) | 2018-05-17 |
| CN106867591A (en) | 2017-06-20 |
| CN106867591B (en) | 2020-09-29 |
| DE102015121619A1 (en) | 2017-06-14 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |