CN104893747A - Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device - Google Patents
Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device Download PDFInfo
- Publication number
- CN104893747A CN104893747A CN201510316704.4A CN201510316704A CN104893747A CN 104893747 A CN104893747 A CN 104893747A CN 201510316704 A CN201510316704 A CN 201510316704A CN 104893747 A CN104893747 A CN 104893747A
- Authority
- CN
- China
- Prior art keywords
- semicoke
- pyrolysis
- pulverized coal
- type solid
- coal
- 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.)
- Pending
Links
Abstract
The invention discloses an internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device. The internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis device comprises a cylinder body, wherein an upper sealing head is arranged at the top of the cylinder body; a pyrolysis gas outlet is formed in the middle of the upper sealing head; a collecting pipe box is defined between the upper sealing head and a collecting pipe box sealing head connected with the upper sealing head; a plurality of cyclone separator sets communicated with the collecting pipe box are arranged at the lower part of the collecting pipe box sealing head; a plurality of mixing pipes are symmetrically arranged on the two sides of the cylinder body; a coal gas inlet, a pulverized coal inlet and a heat carrier inlet are formed in each mixing pipe; a tapered lower sealing head is arranged at the lower part of the cylinder body; a discharge pipe is arranged at the bottom of the lower sealing head; a circulating semicoke blanking pipe and a product semicoke blanking pipe are symmetrically connected to the discharge pipe, and the discharge pipe and the blanking pipes form an inverted Y-shaped pipe branch; a valve is arranged on each of the circulating semicoke blanking pipe and the product semicoke blanking pipe. The pulverized coal used as the raw material is adequate in source, cheap, and easy to obtain; the device and the method have the characteristics of being wide in application range, simple in technological process, relatively low in investment, easy to operate, safe, stable and the like.
Description
Technical field
The invention belongs to coal chemical technology, be specifically related to a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method and device.
Background technology
Domestic and international for many years a series of research and suitability for industrialized production are carried out to low-rank coal (brown coal, long-flame coal, non caking coal, weakly caking coal) semicoke processed, coal gas and coal tar.The typical process having realized suitability for industrialized production is at present with lump coal (8 ~ 30mm) for raw material, adopts internal thermal upright stove to carry out suitability for industrialized production.But in coal in China mechanical mining process, the lump coal that the coal adopted is more than or equal to more than 20mm accounts for about 35%, to equal and the fine coal that is less than below 8mm accounts for 35%.In coal market, lump coal (be greater than and equal more than 20mm) price general charged per ton is greater than about 150 ~ 200 yuan, fine coal (being less than below 8mm).Be raw material semicoke, coal gas and coal tar to make full use of fine coal cheap and easy to get, its solid thermal carriers moving-bed pulverized coal pyrolysis device is one of main production method.This device has simple feature relative to external heat type rotary furnace and internal heat type fluid bed powder coal pyrolysis installation.But in actual production runs, the pyrolysis gas that solid thermal carriers pulverized coal pyrolysis device produces, contained by it, semicoke dust quantity is 30 ~ 80g/Nm
3usually pyrolysis gas outlet arrange cyclonic separator its semicoke dust carried out separation removal (write see still building choosing etc. low-rank coal sub-prime transforms Poly-generation technology. Coal Industry Press, 2013 the 256th page, the 261st page), in order to prevent coal tar condensation contained by pyrolysis gas from causing semicoke dust glutinous stifled in its type approval test and industrial installation, need be incubated cyclonic separator and accompany heat.Its temperature is 450 ~ 550 DEG C, causes apparatus and process large compared with complicated, energy expenditure thus, is badly in need of improving.
Summary of the invention
The object of the present invention is to provide a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method and device, to overcome the defect that above-mentioned prior art exists, the present invention's feed coal used is the low order matter fine coal equaling and be less than below 8mm, and it is sufficient, cheap and easy to get to have raw material fine coal source, applied widely, technical process is simple, and counter investment is low, easy to operate, safety, the feature such as stable.
For achieving the above object, the present invention adopts following technical scheme:
A kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method, comprises the following steps:
Step one: thermal barrier and fine coal are fully mixed and carries out pyrolysis, fine coal produces pyrolysis gas by thermal barrier heating, pyrolysis gas obtains high-temperature oil gas and semicoke dust after cyclonic separation, and utilize high-temperature oil gas to reclaim coal tar and purification coal gas, semicoke dust mixes with thermal barrier and fine coal and continues pyrolysis;
Step 2: Heat of Formation semicoke after pulverized coal pyrolysis, a part of hot semicoke fully to mix with fine coal as the thermal barrier in step one and carries out pyrolysis after processing, and the hot semicoke of another part obtains product semicoke after cooling.
Further, the thermal barrier described in aforesaid method is high-temperature semi-coke or high-temperature hot ash, and wherein the volume ratio of fine coal and thermal barrier is 1 ﹕ 1.3 ~ 1 ﹕ 3.7.
Further, the method in step 2, hot semicoke being processed into high-temperature semi-coke is: hot semicoke is heated to 750 ~ 800 DEG C in process furnace and namely obtains high-temperature semi-coke; The method hot semicoke being processed into high-temperature hot ash is: namely hot semicoke is obtained the high-temperature hot ash that temperature is 750 ~ 900 DEG C after circulating fluidized bed combustion.
A kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device, comprise cylindrical shell, the top of cylindrical shell is provided with upper cover, the middle part of upper cover is provided with pyrolysis gas outlet, form set bobbin carriage between upper cover and the set bobbin carriage end socket be attached thereto, set bobbin carriage end socket bottom is provided with some cyclonic separator groups be communicated with set bobbin carriage;
The zygomorphy of cylindrical shell is provided with some mixing tubes, mixing tube is provided with gas inlet, fine coal import and thermal barrier import, the bottom of cylindrical shell is provided with cone-shaped lower cover, discharge nozzle is provided with bottom lower cover, discharge nozzle is symmetrically connected with circulation semicoke tremie pipe and produces sheet semicoke tremie pipe, and three forms inverted Y-shaped pipe bifurcated, circulation semicoke tremie pipe and product sheet semicoke tremie pipe are respectively arranged with valve.
Further, cyclonic separator group comprises primary cyclone and the secondary cyclone of series connection, and the outlet of the tremie pipe of primary cyclone and secondary cyclone is all provided with flutter valve.
Further, mixing tube interts and is arranged on the outer wall of cylindrical shell, the setting and mixing tube is inclined upwardly.
Further, the angle between mixing tube and the outer wall of cylindrical shell is 20 ~ 60 degree.
Further, the angle between mixing tube and the outer wall of cylindrical shell is 30 ~ 45 degree.
Further, spiral propeller is provided with in gas inlet.
Further, the valve on circulation semicoke tremie pipe is circulation semicoke hydraulic drive push-pull valve; The valve produced on sheet semicoke tremie pipe is product semicoke hydraulic drive push-pull valve.
Compared with prior art, the present invention has following useful technique effect:
The inventive method carries out pyrolysis by thermal barrier and fine coal fully being mixed, fine coal produces pyrolysis gas by thermal barrier heating, the pyrolysis gas dustiness obtained is few, the semicoke dust produced in pyrolytic process mixes with thermal barrier and fine coal and continues pyrolysis, Heat of Formation semicoke after pulverized coal pyrolysis, the hot semicoke of a part fully to mix with fine coal as thermal barrier and carries out pyrolysis after processing, and the hot semicoke of another part obtains product semicoke, pyrolysis better effects if while recycle after cooling.
Further, the volume ratio of conservative control fine coal and thermal barrier, does not also waste starting material while making its abundant pyrolysis.
The middle part of apparatus of the present invention upper cover is provided with pyrolysis gas outlet, upper cover is inner forms the set bobbin carriage with cyclonic separation group outlet with inverted set bobbin carriage end socket, this structure is high owing to adopting two end sockets varied in size mutually to tip upside down on to have structural strength together, the feature that supporting effect is good, hot expansibility is good, the tremie pipe of lower cover and circulation semicoke discharge nozzle and product semicoke discharge nozzle form inverted Y tube bifurcated, product semicoke is separated with circulation semicoke, structure of the present invention is simple, investment cost is few, and it is stable, safe and reliable.
Further, cyclonic separator group comprises primary cyclone and the secondary cyclone of series connection, and the outlet of the tremie pipe of primary cyclone and secondary cyclone is all provided with flutter valve, separating effect is better, and semicoke dust can be discharged and be carried out pyrolysis by flutter valve automatically.
Further, mixing tube is inclined on cylinder body outer wall, is beneficial to coal gas and fine coal feeding.
Further, circulation semicoke discharge nozzle is provided with circulation semicoke hydraulic drive push-pull valve, product semicoke discharge nozzle is provided with product semicoke hydraulic drive push-pull valve, controlled circulation semicoke amount and product semicoke amount can be distinguished better.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of device of the present invention;
Fig. 2 is the vertical view of device of the present invention;
Fig. 3 is auger structure schematic diagram of the present invention.
Wherein, 1 is pyrolysis gas outlet, 2 is upper cover, 3 is set bobbin carriage, 4 is set bobbin carriage end socket, 5 is primary cyclone, 6 is secondary cyclone, 7 is flutter valve, 8 is cylindrical shell, 9 is mixing tube, 10 is thermal barrier import, 11 is fine coal import, 12 gas inlets, 13 is spiral propeller, 14 is lower cover, 15 is discharge nozzle, 16 is circulation semicoke tremie pipe, 17 is product semicoke tremie pipe, 18 is circulation semicoke hydraulic drive push-pull valve, 19 is product semicoke hydraulic drive push-pull valve, D is pulverized coal pyrolysis device internal diameter, h1 is cyclonic separation section, h2 is pyrolysis section, h3 is memory paragraph.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
A kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method, comprises the following steps:
Step one: thermal barrier and fine coal are fully mixed and carries out pyrolysis, fine coal produces pyrolysis gas by thermal barrier heating, pyrolysis gas obtains high-temperature oil gas and semicoke dust after cyclonic separation, high-temperature oil gas is utilized to reclaim coal tar and purification coal gas, semicoke dust mixes with thermal barrier and fine coal and continues pyrolysis, described thermal barrier is the mixture of high-temperature semi-coke and high-temperature hot ash, and wherein the volume ratio of high-temperature semi-coke and high-temperature hot ash is 1 ﹕ 1.3 ~ 1 ﹕ 3.7.
Step 2: Heat of Formation semicoke after pulverized coal pyrolysis, a part of hot semicoke fully to mix with fine coal as the thermal barrier in step one and carries out pyrolysis after processing, and the hot semicoke of another part obtains product semicoke after cooling; The method hot semicoke being processed into high-temperature semi-coke is: hot semicoke is heated to 750 ~ 800 DEG C in process furnace and namely obtains high-temperature semi-coke; The method hot semicoke being processed into high-temperature hot ash is: namely hot semicoke is obtained the high-temperature hot ash that temperature is 750 ~ 900 DEG C after circulating fluidized bed combustion.
See Fig. 1 to Fig. 3, a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device, comprise cylindrical shell 8, the top of cylindrical shell 8 is provided with upper cover 2, the middle part of upper cover 2 is provided with pyrolysis gas outlet 1, form set bobbin carriage 3 between upper cover 2 and the set bobbin carriage end socket 4 be attached thereto, set bobbin carriage end socket 4 bottom is provided with 2 or 3 cyclonic separator groups be communicated with set bobbin carriage 3; Cyclonic separator group comprises primary cyclone 5 and the secondary cyclone 6 of series connection, and the outlet of the tremie pipe of primary cyclone 5 and secondary cyclone 6 is all provided with flutter valve 7;
The zygomorphy of cylindrical shell 8 is provided with 2 mixing tubes 9, mixing tube 9 is interspersed to be arranged on the outer wall of cylindrical shell 8, the setting and mixing tube 9 is inclined upwardly, angle between the outer wall of mixing tube 9 and cylindrical shell 8 is 20 ~ 60 degree, preferred angle is 30 ~ 45 degree, mixing tube 9 is provided with gas inlet 12, fine coal import 11 and thermal barrier import 10, spiral propeller 13 is provided with in gas inlet 12, the bottom of cylindrical shell 8 is provided with cone-shaped lower cover 14, discharge nozzle 15 is provided with bottom lower cover 14, discharge nozzle 15 is symmetrically connected with circulation semicoke tremie pipe 16 and produces sheet semicoke tremie pipe 17, and three forms inverted Y-shaped pipe bifurcated, circulation semicoke tremie pipe 16 and product sheet semicoke tremie pipe 17 are respectively arranged with circulation semicoke hydraulic drive push-pull valve 18 and product semicoke hydraulic drive push-pull valve 19.
Below implementation process of the present invention is described in further detail:
In the present invention, fine coal adopts the one in brown coal or long-flame coal, and the particle diameter of fine coal is equal to or less than 8mm.
Inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device is made up of cyclonic separation section h1, pyrolysis section h2 and cone segments h3 tri-part from top to bottom.The internal diameter of cylindrical shell 8 is D, and cyclonic separation section h1 equals 0.8 ~ 1.8 times of D, and preferred cyclonic separation section h1 equals 1.2 ~ 1.6 times of D.The middle part of the upper cover 2 of cyclonic separation section h1 is provided with pyrolysis gas outlet 1, upper cover 2 is inner forms the set bobbin carriage 3 with cyclonic separation group outlet with inverted set bobbin carriage end socket 4 (ellipsoidal head), this structure is high owing to adopting two end sockets varied in size mutually to tip upside down on to have structural strength together, the feature that supporting effect is good, hot expansibility is good.Its set bobbin carriage 3 is connected with built-in secondary cyclone 6 outlet conduit.Present invention employs 3 cyclonic separator groups, each cyclonic separator group becomes cyclonic separator group by primary cyclone 5 with secondary cyclone 6 series combination, and preferably two cyclonic separator groups are connected with set bobbin carriage 3.Flutter valve 7 is installed in primary cyclone 5 and the outlet of secondary cyclone 6 tremie pipe, and semicoke dust can enter in pyrolysis section h2 by flutter valve 7 automatically.
Pyrolysis section height h2 equals 1.0 ~ 2.5 times of D, and preferred pyrolysis section height h2 equals 1.2 ~ 1.5D.Be respectively equipped with on the top of pyrolysis section h2 two tilted-putted, be positioned at cylindrical shell 8 both sides and symmetrical mixing tube 9, mixing tube 9 is 20 ~ 60 degree with the angle of cylindrical shell 8 outer wall, and preferred angle is 30 ~ 45 degree.Mixing tube 9 is disposed with thermal barrier opening for feed 10, fine coal opening for feed 11 and gas inlet 12, thermal barrier is high-temperature hot semicoke or high-temperature hot ash, and the coal gas Main Function sent into by gas inlet 12 sends in pyrolysis section h2 after solid thermal carriers and fine coal are mixed by a certain percentage in mixing tube 9.Also can spiral propeller 13 be loaded in mixing tube 9 in addition, under the effect of spiral propeller 13, thermal barrier and fine coal fully be mixed in rear feeding pyrolysis section h2.When adopting spiral propeller 13, just coal gas need not be adopted.
Cone segments height h3 equals 0.5 ~ 0.8 times of D.The tremie pipe 15 of the lower cover 14 of cone segments h3 is formed inverted Y tube bifurcated with circulation semicoke discharge nozzle 16 and product semicoke discharge nozzle 17.Circulation semicoke discharge nozzle 16 is provided with circulation semicoke hydraulic drive push-pull valve 18, product semicoke discharge nozzle 17 is provided with product semicoke hydraulic drive push-pull valve 19 controlled circulation semicoke amount and product semicoke amount respectively.
Above-mentioned solid thermal carriers high-temperature semi-coke is that the circulation semicoke of being discharged by circulation semicoke discharge nozzle 16 is heated to 750 ~ 800 DEG C in process furnace.Solid thermal carriers high-temperature hot ash is the high-temperature hot ash produced after the semicoke of being discharged by circulation semicoke discharge nozzle 16 is sent into circulating fluidized bed combustion, and its temperature is 750 ~ 900 DEG C.The volume ratio of fine coal and thermal barrier (high-temperature hot semicoke or high-temperature hot ash) is 1:1.3 ~ 1:3.7, and the temperature in pyrolysis section h2 is 450 ~ 600 DEG C.
Embodiment 1
Adopt Xigou ditch, Shenmu County fine coal to be raw material, the size-grade distribution (mass percent) of its fine coal is 8 ~ 6mm23%, 4 ~ 6mm45%, 4 ~ 2mm18%, < 2mm14%.The fine coal import 11 of fine coal from mixing tube 9 sent into, circulation semicoke (temperature 750 DEG C) is entered by the thermal barrier import 10 of mixing tube 9, and the volume ratio of fine coal and high-temperature semi-coke is 1:3.5.Coal gas is sent into through the gas inlet 12 of mixing tube 9, under the effect of coal gas thrust, after high-temperature hot semicoke is fully mixed in mixing tube 9 with fine coal, enters in pyrolysis section h2.Because fine coal is subject to the heating of high-temperature hot semicoke, the fine coal temperature entered in pyrolysis section h2 is made to reach 550 DEG C, fine coal rises by thermogenetic pyrolysis gas and enters cyclonic separation section h1, and pyrolysis gas enters two cyclonic separator groups be composed in series by primary cyclone 5 and secondary cyclone 6 successively.High-temperature oil gas after the dedusting of cyclonic separator group enter set bobbin carriage 3 converge after by pyrolysis gas outlet 1 carrying device, then adopt known processing method to pyrolysis gas carry out condensing cooling reclaim coal tar and purification coal gas; The dust removed by cyclonic separator group, drains in pyrolysis section h2 respectively through the flutter valve 7 that primary cyclone 5 and secondary cyclone 6 tremie pipe are installed is automatic discontinuous.
The hot semicoke generated after pulverized coal pyrolysis is discharged continuously by cone segments h3 tremie pipe 15, hot semicoke is after inverted Y type bifurcated, the hot semicoke of a part is by the circulation semicoke hydraulic drive push-pull valve 18 controlled circulation semicoke amount circulated on semicoke discharge nozzle 16, and circulation semicoke sends into mixing tube 9 by thermal barrier import 10 again after normal reheating furnace is warming up to 750 DEG C; The product semicoke hydraulic drive push-pull valve 19 of the hot semicoke of another part on product semicoke discharge nozzle 17 controls to drain into outside device, reclaims after heat store binning through cooling.
Embodiment 2
The fine coal adopting the flat village, Inner Mongol brown coal is raw material, and the size-grade distribution (mass percent) of its fine coal is 8 ~ 6mm 19%, 4 ~ 6mm48%, 4 ~ 2mm18%, < 2mm15%.The fine coal import 11 of fine coal from mixing tube 9 sent into, high-temperature hot ash (temperature 850 DEG C) is entered by the thermal barrier import 10 of mixing tube 9, and the volume ratio of fine coal and high-temperature hot ash is 1:3.7.Send in pyrolysis section h2 after making solid thermal carry high-temperature hot ash and fine coal fully mixes in mixing tube 9 under the effect of spiral propeller 13.Because fine coal is subject to the heating of high-temperature hot ash, the fine coal temperature entered in pyrolysis section h2 is made to reach 600 DEG C, fine coal rises by thermogenetic pyrolysis gas and enters cyclonic separation section h1, and pyrolysis gas enters two cyclonic separator groups be composed in series by primary cyclone 5 and secondary cyclone 6 successively.High-temperature oil gas after the dedusting of cyclonic separator group enter set bobbin carriage 3 converge after by pyrolysis gas outlet 1 carrying device, then adopt known processing method to pyrolysis gas carry out condensing cooling reclaim coal tar and purification coal gas; The dust removed by cyclonic separator group, drains in pyrolysis section h2 respectively through the flutter valve 7 that primary cyclone 5 and secondary cyclone 6 tremie pipe are installed is automatic discontinuous.
The hot semicoke generated after pulverized coal pyrolysis is discharged continuously by cone segments h3 tremie pipe 15, hot semicoke is after inverted Y type bifurcated, the hot semicoke of a part is by the circulation semicoke hydraulic drive push-pull valve 18 controlled circulation semicoke amount circulated on semicoke discharge nozzle 16, and circulation semicoke sends into mixing tube 9 by thermal barrier import 10 after the high-temperature hot ash of 850 DEG C after circulating fluid burning; The product semicoke hydraulic drive push-pull valve 19 of the hot semicoke of another part on product semicoke discharge nozzle 17 controls to drain into outside device, reclaims after heat store binning through cooling.
Claims (10)
1. an inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method, is characterized in that, comprise the following steps:
Step one: thermal barrier and fine coal are fully mixed and carries out pyrolysis, fine coal produces pyrolysis gas by thermal barrier heating, pyrolysis gas obtains high-temperature oil gas and semicoke dust after cyclonic separation, and utilize high-temperature oil gas to reclaim coal tar and purification coal gas, semicoke dust mixes with thermal barrier and fine coal and continues pyrolysis;
Step 2: Heat of Formation semicoke after pulverized coal pyrolysis, a part of hot semicoke fully to mix with fine coal as the thermal barrier in step one and carries out pyrolysis after processing, and the hot semicoke of another part obtains product semicoke after cooling.
2. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method according to claim 1, it is characterized in that, thermal barrier described in aforesaid method is high-temperature semi-coke or high-temperature hot ash, and wherein the volume ratio of fine coal and thermal barrier is 1 ﹕ 1.3 ~ 1 ﹕ 3.7.
3. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis method according to claim 2, it is characterized in that, the method in step 2, hot semicoke being processed into high-temperature semi-coke is: hot semicoke is heated to 750 ~ 800 DEG C in process furnace and namely obtains high-temperature semi-coke; The method hot semicoke being processed into high-temperature hot ash is: namely hot semicoke is obtained the high-temperature hot ash that temperature is 750 ~ 900 DEG C after circulating fluidized bed combustion.
4. one kind realizes the inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device of method described in claim 1, it is characterized in that, comprise cylindrical shell (8), the top of cylindrical shell (8) is provided with upper cover (2), the middle part of upper cover (2) is provided with pyrolysis gas outlet (1), form set bobbin carriage (3) between upper cover (2) and the set bobbin carriage end socket (4) be attached thereto, set bobbin carriage end socket (4) bottom is provided with some cyclonic separator groups be communicated with set bobbin carriage (3);
The zygomorphy of cylindrical shell (8) is provided with some mixing tubes (9), mixing tube (9) is provided with gas inlet (12), fine coal import (11) and thermal barrier import (10), the bottom of cylindrical shell (8) is provided with cone-shaped lower cover (14), lower cover (14) bottom is provided with discharge nozzle (15), discharge nozzle (15) be symmetrically connected with circulation semicoke tremie pipe (16) and produce sheet semicoke tremie pipe (17), and three forms inverted Y-shaped pipe bifurcated, circulation semicoke tremie pipe (16) and product sheet semicoke tremie pipe (17) are respectively arranged with valve.
5. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 4, it is characterized in that, cyclonic separator group comprises primary cyclone (5) and the secondary cyclone (6) of series connection, and the outlet of the tremie pipe of primary cyclone (5) and secondary cyclone (6) is all provided with flutter valve (7).
6. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 4, it is characterized in that, mixing tube (9) is interspersed to be arranged on the outer wall of cylindrical shell (8), the setting and mixing tube (9) is inclined upwardly.
7. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 6, it is characterized in that, the angle between the outer wall of mixing tube (9) and cylindrical shell (8) is 20 ~ 60 degree.
8. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 6, it is characterized in that, the angle between the outer wall of mixing tube (9) and cylindrical shell (8) is 30 ~ 45 degree.
9. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 4, is characterized in that, be provided with spiral propeller (13) in gas inlet (12).
10. a kind of inward turning cleaning type solid thermal carriers moving-bed pulverized coal pyrolysis device according to claim 4, it is characterized in that, the valve on circulation semicoke tremie pipe (16) is circulation semicoke hydraulic drive push-pull valve (18); The valve produced on sheet semicoke tremie pipe (17) is product semicoke hydraulic drive push-pull valve (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510316704.4A CN104893747A (en) | 2015-06-10 | 2015-06-10 | Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510316704.4A CN104893747A (en) | 2015-06-10 | 2015-06-10 | Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104893747A true CN104893747A (en) | 2015-09-09 |
Family
ID=54026716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510316704.4A Pending CN104893747A (en) | 2015-06-10 | 2015-06-10 | Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104893747A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754625A (en) * | 2016-04-01 | 2016-07-13 | 北京神雾环境能源科技集团股份有限公司 | Pyrolysis reactor |
| CN105754621A (en) * | 2016-04-01 | 2016-07-13 | 北京神雾环境能源科技集团股份有限公司 | Coal pyrolysis reactor-circulating fluidized bed combined system and method for treating coal by utilizing same |
| CN105861010A (en) * | 2016-06-16 | 2016-08-17 | 北京神雾环境能源科技集团股份有限公司 | Coal-pyrolysis-reactor and circulating-fluidized-bed-boiler combination system and method for treating coal |
| CN105907414A (en) * | 2016-06-16 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | Quick coal pyrolysis reactor |
| CN106085481A (en) * | 2016-08-11 | 2016-11-09 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolysis of coal reactor and gas-based shaft kiln combined system and the method for process coal |
| CN107099309A (en) * | 2017-06-26 | 2017-08-29 | 北京神雾电力科技有限公司 | Pyrolysis reactor and its method for pyrolysis |
| CN107099316A (en) * | 2017-06-26 | 2017-08-29 | 北京神雾电力科技有限公司 | Pyrolysis coupling system and method for pyrolysis |
| CN107151570A (en) * | 2017-07-03 | 2017-09-12 | 山西新唐工程设计股份有限公司 | Pulverized coal pyrolysis gas high-temperature dust removal device and its dust removal method |
| CN107163961A (en) * | 2017-06-26 | 2017-09-15 | 北京神雾电力科技有限公司 | Pyrolysis coupling electricity generation system and its method for pyrolysis |
| CN107189799A (en) * | 2017-06-26 | 2017-09-22 | 北京神雾电力科技有限公司 | Material copyrolysis reaction system and method for pyrolysis |
| CN107245345A (en) * | 2017-06-26 | 2017-10-13 | 北京神雾电力科技有限公司 | Pyrolytic reaction system and pyrolytic reaction method |
| CN107267171A (en) * | 2017-06-26 | 2017-10-20 | 北京神雾电力科技有限公司 | Pyrolytic reaction device and its method for pyrolysis |
| CN107674693A (en) * | 2017-09-15 | 2018-02-09 | 王树宽 | Multistage fluidized bed dedusting pyrolysis reactor and pyrolysis and dedusting coupling process |
| CN114774167A (en) * | 2022-05-11 | 2022-07-22 | 赣州市怡辰宏焰能源科技有限公司 | Gasifier leak protection is with feeding and air outlet pipeline mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728455A1 (en) * | 1976-06-25 | 1978-01-05 | Occidental Res Corp | Pyrolysis of carbonaceous fuels in cyclone separator - with solid heat carrier, giving higher yields of middle distillate |
| CN101787291A (en) * | 2009-12-28 | 2010-07-28 | 曲靖众一精细化工股份有限公司 | High-efficiency and quick lignite pyrolysis method |
| CN102604657A (en) * | 2012-01-18 | 2012-07-25 | 大连理工大学 | Method for comprehensively using high-temperature smoke containing semi-coke powder |
| CN103113905A (en) * | 2013-03-06 | 2013-05-22 | 中煤能源黑龙江煤化工有限公司 | Composite pulverized coal destructive distillation device and method |
| CN103571510A (en) * | 2012-07-30 | 2014-02-12 | 中国石油化工集团公司 | Powder coal dry distillation method and device |
| CN104178227A (en) * | 2013-05-23 | 2014-12-03 | 中石化洛阳工程有限公司 | Fluidized bed destructive distillation method and device of pulverized coal |
| CN204737921U (en) * | 2015-06-10 | 2015-11-04 | 神木县锦丰源洁净煤科技有限公司 | Internal rotation dust removal formula solid thermal carriers remove bed fine coal pyrolysis device |
-
2015
- 2015-06-10 CN CN201510316704.4A patent/CN104893747A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728455A1 (en) * | 1976-06-25 | 1978-01-05 | Occidental Res Corp | Pyrolysis of carbonaceous fuels in cyclone separator - with solid heat carrier, giving higher yields of middle distillate |
| CN101787291A (en) * | 2009-12-28 | 2010-07-28 | 曲靖众一精细化工股份有限公司 | High-efficiency and quick lignite pyrolysis method |
| CN102604657A (en) * | 2012-01-18 | 2012-07-25 | 大连理工大学 | Method for comprehensively using high-temperature smoke containing semi-coke powder |
| CN103571510A (en) * | 2012-07-30 | 2014-02-12 | 中国石油化工集团公司 | Powder coal dry distillation method and device |
| CN103113905A (en) * | 2013-03-06 | 2013-05-22 | 中煤能源黑龙江煤化工有限公司 | Composite pulverized coal destructive distillation device and method |
| CN104178227A (en) * | 2013-05-23 | 2014-12-03 | 中石化洛阳工程有限公司 | Fluidized bed destructive distillation method and device of pulverized coal |
| CN204737921U (en) * | 2015-06-10 | 2015-11-04 | 神木县锦丰源洁净煤科技有限公司 | Internal rotation dust removal formula solid thermal carriers remove bed fine coal pyrolysis device |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754625A (en) * | 2016-04-01 | 2016-07-13 | 北京神雾环境能源科技集团股份有限公司 | Pyrolysis reactor |
| CN105754621A (en) * | 2016-04-01 | 2016-07-13 | 北京神雾环境能源科技集团股份有限公司 | Coal pyrolysis reactor-circulating fluidized bed combined system and method for treating coal by utilizing same |
| CN105861010A (en) * | 2016-06-16 | 2016-08-17 | 北京神雾环境能源科技集团股份有限公司 | Coal-pyrolysis-reactor and circulating-fluidized-bed-boiler combination system and method for treating coal |
| CN105907414A (en) * | 2016-06-16 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | Quick coal pyrolysis reactor |
| CN106085481A (en) * | 2016-08-11 | 2016-11-09 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolysis of coal reactor and gas-based shaft kiln combined system and the method for process coal |
| CN107245345A (en) * | 2017-06-26 | 2017-10-13 | 北京神雾电力科技有限公司 | Pyrolytic reaction system and pyrolytic reaction method |
| CN107099309B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Pyrolysis reactor and pyrolysis method thereof |
| CN107267171B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Pyrolysis reaction device and pyrolysis method thereof |
| CN107163961A (en) * | 2017-06-26 | 2017-09-15 | 北京神雾电力科技有限公司 | Pyrolysis coupling electricity generation system and its method for pyrolysis |
| CN107189799A (en) * | 2017-06-26 | 2017-09-22 | 北京神雾电力科技有限公司 | Material copyrolysis reaction system and method for pyrolysis |
| CN107099309A (en) * | 2017-06-26 | 2017-08-29 | 北京神雾电力科技有限公司 | Pyrolysis reactor and its method for pyrolysis |
| CN107267171A (en) * | 2017-06-26 | 2017-10-20 | 北京神雾电力科技有限公司 | Pyrolytic reaction device and its method for pyrolysis |
| CN107189799B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Material co-pyrolysis reaction system and pyrolysis method |
| CN107245345B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Pyrolysis reaction system and pyrolysis reaction method |
| CN107163961B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Pyrolysis coupling power generation system and pyrolysis method thereof |
| CN107099316A (en) * | 2017-06-26 | 2017-08-29 | 北京神雾电力科技有限公司 | Pyrolysis coupling system and method for pyrolysis |
| CN107099316B (en) * | 2017-06-26 | 2024-04-12 | 北京恒丰亚业科技发展有限公司 | Pyrolysis coupling system and pyrolysis method |
| CN107151570A (en) * | 2017-07-03 | 2017-09-12 | 山西新唐工程设计股份有限公司 | Pulverized coal pyrolysis gas high-temperature dust removal device and its dust removal method |
| CN107674693A (en) * | 2017-09-15 | 2018-02-09 | 王树宽 | Multistage fluidized bed dedusting pyrolysis reactor and pyrolysis and dedusting coupling process |
| CN114774167B (en) * | 2022-05-11 | 2023-04-11 | 赣州市怡辰宏焰能源科技有限公司 | Gasifier leak protection is with feeding and air outlet pipeline mechanism |
| CN114774167A (en) * | 2022-05-11 | 2022-07-22 | 赣州市怡辰宏焰能源科技有限公司 | Gasifier leak protection is with feeding and air outlet pipeline mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104893747A (en) | Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device | |
| CN101921627B (en) | Air-oil co-production device forcoupling fluidized bed pulverized coal gasification and solid heat carrier pyrolysis and method therefor | |
| CN104449774B (en) | Down-flow gas semi-coke activated pulverized coal pyrolysis system and method | |
| CN102786989B (en) | Biomass and coal fluidized bed co-gasification equipment | |
| CN201834893U (en) | Fluidized bed pulverized coal gasification and solid heat carrier pyrolysis coupled petroleum coproduction device | |
| CN204490826U (en) | A kind of pyrolysis of coal oil gas dust-removal system | |
| CN102352262A (en) | Circulated coal gas heat carrier fluidized bed ash coal pyrolysis device and method | |
| CN105238425A (en) | Gas-solid mixed heat carrier quick pulverized coal pyrolysis process and device | |
| CN101717681A (en) | Solid fuel upgrading reaction device and process thereof | |
| CN204874405U (en) | Biological oily preparation system | |
| CN101412930A (en) | Quality improving reaction device for high-moisture solid fuel and process thereof | |
| CN105131998A (en) | Biomass and coal medium-low temperature pyrolysis quality improving system and technology thereof | |
| CN105950195A (en) | Cocurrent downward circulating fluidized bed millisecond pyrolysis and liquefaction technology for biomass | |
| CN101289622B (en) | Process for upgrading of bovey coal by solid thermal-loading suspending pyrogenation device of bovey coal | |
| CN105273763A (en) | Heat pipe heating type biomass and coal segmented collaborative pyrolysis system | |
| CN105018154B (en) | Biomass double fluidized-bed indirect gasification system and its control method | |
| CN104560207A (en) | Gasification device of coal derived industrial gas | |
| CN107964405A (en) | A kind of spiral charging pyrolysis oven of gradual-enlargement type for being integrated in vertical well gas flue after pulverized-coal fired boiler | |
| CN103409156B (en) | Heat carrier destructive distillation system for coal and method thereof | |
| CN107557041A (en) | Vertical two-way heats low-order coal rapid pyrolysis apparatus | |
| CN204737921U (en) | Internal rotation dust removal formula solid thermal carriers remove bed fine coal pyrolysis device | |
| CN202246560U (en) | Fluidized bed pulverized coal pyrolyzation device taking cycling coal gas heat as carrier | |
| CN205295251U (en) | Two sections pyrolysis gasification system of solid waste | |
| CN106190214A (en) | Biomass downlink cycle bed millisecond pyrolysis liquefaction device | |
| WO2010006465A1 (en) | Production device for carbon disulfide by circulating fluid bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150909 |