CN110203700A - A kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments - Google Patents
A kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments Download PDFInfo
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- CN110203700A CN110203700A CN201910471470.9A CN201910471470A CN110203700A CN 110203700 A CN110203700 A CN 110203700A CN 201910471470 A CN201910471470 A CN 201910471470A CN 110203700 A CN110203700 A CN 110203700A
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- China
- Prior art keywords
- coal dust
- pneumatic conveying
- dense phase
- storage tank
- punching press
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/16—Gas pressure systems operating with fluidisation of the materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/42—Nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/46—Gates or sluices, e.g. rotary wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/50—Pneumatic devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention discloses a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments in coal chemical industry conveying technology field, including storage tank and gasification furnace, the center of top of storage tank is equipped with coal dust feed inlet, the bottom center of storage tank is equipped with coal dust discharge port, coal dust discharge port is equipped with outlet valve, and the top right side of storage tank is equipped with punching press gas air inlet, and the gas outlet of gasification furnace is equipped with nozzle, the gas outlet of nozzle is equipped with punching press feed channel, the bottom gas outlet of punching press feed channel and the inner cavity grafting of punching press gas air inlet；The present invention is dusted by flow direction of material sack cleaner in coal dust discharge port, it is entered after dedusting by coal chute road and carries out just walking processing in freeze-dryer, material after drying is transported in blending tank via conveyance conduit, mixed high-voltage gas carries out pressurization ultra-dense phase coal dust pneumatic conveying in blending tank, and performance is stablized, reliable in quality, without dust pollution, it is easy to implement automation, is reduced labor intensity, manpower is saved.
Description
Technical field
The present invention relates to coal chemical industry conveying technology fields, and in particular to a kind of pressurization ultra-dense phase coal dust pneumatic conveying is at being arranged
It is standby.
Background technique
Based on coal, coal directly burns lower using the thermal efficiency and generates many serious rings the non-renewable energy in China
Border problem.For the pollutant continued emissions for avoiding coal burning, the Novel clean industry skill of coal gas is carried out in China energetically at present
Art.High pressure concentrated phase Pneumatic Conveying Technology is as one of key technology in dry coal powder airflow bed pressurized gasification technology, to entire gasification
The continuous and steady operation of device plays a crucial role.It is often irregular disconnected if powdered coal pneumatic conveying system and powdered coal pneumatic conveying is unstable
Coal will cause device stoppage in transit, lead to serious production accident.
Although flyash Pneumatic Conveying Technology uses very universal in power plants coal handling system.But this germline itself
It unites the disadvantages of generally existing transportation concentration is low, conveying speed is high, energy consumption is high, compared with advanced pneumatic coal handling technology in the world,
There are also a certain distance.And high pressure thick and thin phase burner conveying solid-gas ratio is high, conveys the spies such as few tolerance, pipeline and material light abrasion
Point requires higher compared to conventional pulverized coal ash conveying technological parameter.Due to lacking to the enough understandings of the systems technology, so that domestic
Existing user can only be completely dependent on foreign countries in use, and offshore company offers to the secrecy of technology and expensive system, all
It is unfavorable for the technology in the further genralrlization in China.In this background, for meet China's coal chemical industry to efficiently it is highly reliable
The fine coal conveying technology of property needs to propose this project, carries out the high pressure coal dust Pneumatic Conveying Technology research in China independently,
Pneumatic conveyer with independent intellectual property rights is researched and developed, research achievement will suit coal in China and consume the first in the world
National conditions and reality, be of great significance, and will generate in production practice huge to China's Chemical Industry cycle of operation is promoted
Big economic benefit and social benefit.
At present there are mainly two types of the coal-supply systems of pressurization of dry pulverized coal thick and thin phase burner, one is U.S.'s Shell modes, separately
One is Siemens's GSP modes.In Pneumatic Conveying Technology, both of which belongs to the conveying of material issuance pot type, this transmission principle and state
The principle of interior flyash thick and thin phase burner is almost the same.But the problems such as larger is fluctuated there are still unstable, conveying capacity is fed, this
As one of the factor for restricting gasifying furnace device continuous and steady operation at full capacity.To find out its cause, in addition to coal dust physical property itself causes
It conveys outside unstable, there is also some problems for system design and operation control.Based on this, it is super dense that the present invention devises a kind of pressurization
Phase coal dust pneumatic conveying complete set of equipments, to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of pressurization ultra-dense phase coal dust pneumatic conveying is complete
Equipment, including storage tank and gasification furnace, the center of top of the storage tank are equipped with coal dust feed inlet, in the bottom of the storage tank
Centre is equipped with coal dust discharge port, and the coal dust discharge port is equipped with outlet valve, and the top right side of the storage tank is equipped with the air inlet of punching press gas
Mouthful, the gas outlet of the gasification furnace is equipped with nozzle, and the gas outlet of the nozzle is equipped with punching press feed channel, the punching press feed channel
The bottom right side of the inner cavity grafting of bottom gas outlet and punching press gas air inlet, the coal dust discharge port is communicated with conveying feed channel,
The right side feed end of the conveying feed channel is equipped with air compressor, and the air inlet of the air compressor is set by air pipeline
There is air blower, the bottom of the coal dust discharge port is communicated with sack cleaner, and the outlet at bottom of the sack cleaner is equipped with defeated
Coal pipeline, the outlet in the coal chute road are equipped with freeze-dryer, and the outlet at bottom of the freeze-dryer is equipped with conveyance conduit,
The bottom of the conveyance conduit is equipped with blending tank, and the right side inlets of the blending tank are equipped with high-pressure air pipe, the high-pressure air pipe
Right end air inlet be equipped with high pressure tank, the bottom discharge port of the blending tank is equipped with batching system, the outlet valve,
Automatic control system is electrically connected between sack cleaner, freeze-dryer, blending tank and batching system.
Preferably, the signal input part of the air blower, air compressor and high pressure tank is with automatic control respectively
The signal input part of system is electrically connected, the signal output end of the automatic control system respectively with outlet valve, sack cleaner, cold
The signal input part for freezing drier, blending tank and batching system is electrically connected.
Preferably, the inner cavity top of the blending tank and bottom are respectively equipped with high charge level meter and low level-sensing device.
Preferably, the high-pressure air pipe is equipped with check valve.
Preferably, the top of the high pressure tank is equipped with pressure gauge.
Preferably, the bottom discharge port of the batching system is equipped with automatic filling system.
Compared with prior art, the beneficial effects of the present invention are: the present invention passes through flow direction of material pocket type in coal dust discharge port
Deduster is dusted, and is entered in freeze-dryer after dedusting by coal chute road and just walk processing, the object after drying
Material is transported in blending tank via conveyance conduit, and mixed high-voltage gas carries out pressurization ultra-dense phase coal dust pneumatic conveying in blending tank,
Performance is stablized, and reliable in quality, without dust pollution is easy to implement automation, reduces labor intensity, and saves manpower.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is connecting structure for electrical equipment schematic diagram of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
Storage tank 1, gasification furnace 2, coal dust feed inlet 3, coal dust discharge port 4, outlet valve 5, punching press gas air inlet 6, nozzle 7,
Punching press feed channel 8 conveys feed channel 9, and air compressor 10, air blower 11, sack cleaner 12, coal chute road 13 freezes dry
Dry device 14, conveyance conduit 15, blending tank 16, high-pressure air pipe 17, high pressure tank 18, batching system 19 automatically control system
System 20.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of pressurization ultra-dense phase coal dust pneumatic conveying is at being arranged
It is standby, including storage tank 1 and gasification furnace 2, equipped with coal dust feed inlet 3, the bottom center of storage tank 1 is set the center of top of storage tank 1
There is coal dust discharge port 4, coal dust discharge port 4 is equipped with outlet valve 5, and the top right side of storage tank 1 is equipped with punching press gas air inlet 6, gasification
The gas outlet of furnace 2 is equipped with nozzle 7, and the gas outlet of nozzle 7 is equipped with punching press feed channel 8, the bottom gas outlet of punching press feed channel 8 and punching
It calms the anger the inner cavity grafting of air inlet 6, the bottom right side of coal dust discharge port 4 is communicated with conveying feed channel 9, conveys the right side of feed channel 9
Side feed end is equipped with air compressor 10, and the air inlet of air compressor 10 is equipped with air blower 11 by air pipeline, and coal dust goes out
The bottom of material mouth 4 is communicated with sack cleaner 12, and the outlet at bottom of sack cleaner 12 is equipped with coal chute road 13, coal chute road 13
Outlet be equipped with freeze-dryer 14, the outlet at bottom of freeze-dryer 14 is equipped with conveyance conduit 15, the bottom of conveyance conduit 15
Equipped with blending tank 16, the right side inlets of blending tank 16 are equipped with high-pressure air pipe 17, and the right end air inlet of high-pressure air pipe 17 is equipped with height
Air accumulator 18 is pressed, the bottom discharge port of blending tank 16 is equipped with batching system 19, and outlet valve 5, sack cleaner 12, freezing are dry
Automatic control system 20 is electrically connected between dry device 14, blending tank 16 and batching system 19.
Wherein, the signal input part of air blower 11, air compressor 10 and high pressure tank 18 is with automatic control respectively
System 20 signal input part be electrically connected, the signal output end of automatic control system 20 respectively with outlet valve 5, sack cleaner
12, the signal input part of freeze-dryer 14, blending tank 16 and batching system 19 is electrically connected.
The inner cavity top of blending tank 16 and bottom are respectively equipped with high charge level meter and low level-sensing device.
High-pressure air pipe 17 is equipped with check valve.
The top of high pressure tank 18 is equipped with pressure gauge.
The bottom discharge port of batching system 19 is equipped with automatic filling system.
One concrete application of the present embodiment are as follows: GSP method transportation system is based on, using top discharge storage tank 1 and pipeline
Conveying, delivery air 2~8m/s of speed convey solid-gas ratio about 500kg/m3, by between 2 combustion chamber of storage tank 1 and gasification furnace
Pressure difference control, storage tank 1 is domestic be in fluidized state coal dust, by coal dust feed-line Condensed transportation to gasifying furnace nozzle,
Gasification reaction is carried out, has a gas panel in 1 bottom of storage tank, makes coal dust in fluidization.
It is controlled and is discharged by outlet valve 5, passed through air blower 11 and collect air and by leading to after the compression of air compressor 10
The conveying of conveying feed channel 9 is crossed, flow direction of material sack cleaner 12 is dusted in coal dust discharge port 3, passes through coal chute after dedusting
Road 13, which enters in freeze-dryer 14, just walk processing, and the material after drying is transported to blending tank via conveyance conduit 15
In 16, mixed high-voltage gas carries out pressurization ultra-dense phase coal dust pneumatic conveying in blending tank 16, completes ingredient by feed proportioning system 19
After transfer out, using positive pneumatic transport mode powdery material, transmission process is not influenced by climatic condition, be can ensure that
Material does not make moist, and is conducive to production and environmental protection, passes through longtime running, in practice it has proved that, performance is stablized, reliable in quality, no dust
Pollution is easy to implement mechanization, automation, can reduce labor intensity, saves manpower；During transportation, it can carry out simultaneously
Kinds of processes operation, such as mixing are crushed, are sorted, is dry, is cooling；Pneumatic transport equipment prevents material dampness, pollutes or be mixed into miscellaneous
Object.
Control mode of the invention is automatically controlled by automatic control system 20, the control electricity of automatic control system 20
Road can be realized by those skilled in the art's simple programming, and the offer of power supply also belongs to the common knowledge of this field, so
The present invention is not explained control mode and circuit connection.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments, including storage tank (1) and gasification furnace (2), it is characterised in that:
The center of top of the storage tank (1) is equipped with coal dust feed inlet (3), and the bottom center of the storage tank (1) discharges equipped with coal dust
Mouth (4), the coal dust discharge port (4) are equipped with outlet valve (5), and the top right side of the storage tank (1) is equipped with punching press gas air inlet
(6), the gas outlet of the gasification furnace (2) is equipped with nozzle (7), and the gas outlet of the nozzle (7) is equipped with punching press feed channel (8), institute
State the bottom gas outlet of punching press feed channel (8) and the inner cavity grafting of punching press gas air inlet (6), the right side of the coal dust discharge port (4)
Side bottom is communicated with conveying feed channel (9), and the right side feed end of conveying feed channel (9) is equipped with air compressor (10), institute
The air inlet for stating air compressor (10) is equipped with air blower (11) by air pipeline, and the bottom of the coal dust discharge port (4) connects
It is connected with sack cleaner (12), the outlet at bottom of the sack cleaner (12) is equipped with coal chute road (13), the coal chute road
(13) outlet is equipped with freeze-dryer (14), and the outlet at bottom of the freeze-dryer (14) is equipped with conveyance conduit (15), institute
The bottom for stating conveyance conduit (15) is equipped with blending tank (16), and the right side inlets of the blending tank (16) are equipped with high-pressure air pipe
(17), the right end air inlet of the high-pressure air pipe (17) is equipped with high pressure tank (18), the bottom discharge of the blending tank (16)
Mouth is equipped with batching system (19), the outlet valve (5), sack cleaner (12), freeze-dryer (14), blending tank (16)
Automatic control system (20) are electrically connected between batching system (19).
2. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments according to claim 1, it is characterised in that: the drum
The signal input part of blower (11), air compressor (10) and high pressure tank (18) letter with automatic control system (20) respectively
Number input terminal is electrically connected, the signal output end of the automatic control system (20) respectively with outlet valve (5), sack cleaner
(12), the signal input part of freeze-dryer (14), blending tank (16) and batching system (19) is electrically connected.
3. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments according to claim 1, it is characterised in that: described mixed
The inner cavity top and bottom for closing tank (16) are respectively equipped with high charge level meter and low level-sensing device.
4. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments according to claim 1, it is characterised in that: the height
Air pipe (17) is equipped with check valve.
5. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments according to claim 1, it is characterised in that: the height
The top of air accumulator (18) is pressed to be equipped with pressure gauge.
6. a kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments according to claim 1, it is characterised in that: the meter
The bottom discharge port for measuring feed proportioning system (19) is equipped with automatic filling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910471470.9A CN110203700A (en) | 2019-05-31 | 2019-05-31 | A kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910471470.9A CN110203700A (en) | 2019-05-31 | 2019-05-31 | A kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments |
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| Publication Number | Publication Date |
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| CN110203700A true CN110203700A (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910471470.9A Pending CN110203700A (en) | 2019-05-31 | 2019-05-31 | A kind of pressurization ultra-dense phase coal dust pneumatic conveying complete set of equipments |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5264780A (en) * | 1975-10-14 | 1977-05-28 | Babcock & Wilcox Co | Distributing device |
| CN201545512U (en) * | 2009-06-10 | 2010-08-11 | 陈毅 | Limestone continuous conveying system |
| CN203372829U (en) * | 2013-07-18 | 2014-01-01 | 上海博士高环保设备工程有限公司 | Fly ash pneumatic auxiliary feeding combined device |
| CN204110867U (en) * | 2014-08-27 | 2015-01-21 | 东莞市歆科自动化科技有限公司 | A kind of removal moisture drying central-feed system |
| CN106573741A (en) * | 2014-07-17 | 2017-04-19 | 申克加工英国有限公司 | Pneumatic conveying apparatus |
-
2019
- 2019-05-31 CN CN201910471470.9A patent/CN110203700A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5264780A (en) * | 1975-10-14 | 1977-05-28 | Babcock & Wilcox Co | Distributing device |
| CN201545512U (en) * | 2009-06-10 | 2010-08-11 | 陈毅 | Limestone continuous conveying system |
| CN203372829U (en) * | 2013-07-18 | 2014-01-01 | 上海博士高环保设备工程有限公司 | Fly ash pneumatic auxiliary feeding combined device |
| CN106573741A (en) * | 2014-07-17 | 2017-04-19 | 申克加工英国有限公司 | Pneumatic conveying apparatus |
| CN204110867U (en) * | 2014-08-27 | 2015-01-21 | 东莞市歆科自动化科技有限公司 | A kind of removal moisture drying central-feed system |
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Application publication date: 20190906 |
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