CN106518135A - Production apparatus for sintering ceramsites by comprehensive utilization of gas - Google Patents
Production apparatus for sintering ceramsites by comprehensive utilization of gas Download PDFInfo
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- CN106518135A CN106518135A CN201510859325.XA CN201510859325A CN106518135A CN 106518135 A CN106518135 A CN 106518135A CN 201510859325 A CN201510859325 A CN 201510859325A CN 106518135 A CN106518135 A CN 106518135A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses a production apparatus for sintering ceramsites by comprehensive utilization of gas. The apparatus comprises a gas generation system, an additive prefabricating system, a ceramsite production system, and a system for treating ceramsite sintering and cooling tail gas; the gas generation system comprises a two-stage gas producer, a tar collector, a cyclone dust collector, an emergency cutter, and a water-sealed tank before producer; the additive prefabricating system comprises an induced draught fan of a combustion furnace, a combustion furnace, an additive dryer, an additive grinding machine, an additive screening device, and an additive bin; the ceramsite production system comprises a fly ash bin, a material weighing and preparing system, a feed mixer, a stirring and nucleating machine, a balling dish, a ceramsite sintering machine, an induced draught fan of ignition furnace, an ignition furnace, a ceramsite cooling machine, an induced draught fan of cold air, a ceramsite crusher, a ceramsite sieving device, and a finished product bin. A qualified dried powder form additive is prepared firstly, fly ash is used as a raw material, the additive and the material are prepared, and the ceramsite product sintered from fly ash is prepared.
Description
Technical field
The present invention relates to waste emissions technical field of comprehensive utilization, and in particular to a kind of coal gas comprehensive utilization is burnt
Knot haydite process units.
Background technology
From artificial lightweight haydite in 1913 after U.S.'s appearance, countries in the world are actively opened according to practical situation
Send out with flyash as main raw material(s), produced using sintering process (boiler-turbine CCS, rotary kiln, sintering machine)
Substitute rubble, the artificial lightweight haydite of the non-renewable resources such as cobble, be widely used in high building structure,
The building traffic industry such as concrete component, highway, inside and outside wall board, and be developed for administering city dirt
The biofilter material in the fields such as water, industrial wastewater, the agricultural soil transformation of the way.
Introduce according to Ltech Corp of Britain data, the haydite of its production is used for per cube of structural concrete about
20～25 pounds, higher than 2～3 times of local rubble price, but due to structural light-weight concrete compared with normal concrete from
Mitigate 25% again, drying shrinkage reduces 35%, and thermal expansion factor reduces 42%, and heat conductivity reduces 62%, and heatproof reaches
To thousand degree or so, then it is 5～10% to save overall investment, therefore abroad using relatively common.
Haydite applies later at home, and the every annual of yield is in 4,000,000 m at the end of last century3.Major part is viscous
Soil, haydites of book structure, minority is lytag, and obtains certain achievement, such as Tianjin lake water road 16
Shear wall structure House with Big Room Openning building, No. 22 shear wall structure office buildings in Shanghai City Langao road etc..
In sum, sintering ceramsite of fly ash due to its lightweight, high-strength, wear-resisting, impervious, antidetonation, sound absorption,
Insulation etc. characteristic and be widely used in each field.
The content of the invention
In view of this, it is an object of the invention to provide a kind of coal gas comprehensively utilizes sintering ceramsite process units,
Sintering ceramsite of fly ash can be prepared using flyash for raw material, make full use of fly ash, turn waste into wealth.
For reaching above-mentioned purpose, the present invention provides following technical scheme：
A kind of coal gas comprehensively utilizes sintering ceramsite process units, including gas generating system, the prefabricated system of additive
System, haydite production system and ceramisite sintered cooled exhaust gas processing system；
The gas generating system includes two stage type gas generating furnace, tar well, cyclone dust extractor, tight
Anxious cutter and stokehold water sealed tank, the two stage type gas generating furnace include top belljar valve, top retort section
Body of heater, bottom gasification section body of heater and bottom ash-pan, the retort section body of heater is connected with tar well, described
Gasification section body of heater is connected with cyclone dust extractor, and the outlet conduit of the tar well and cyclone dust extractor converges
Stokehold water sealed tank is introduced by emergency cut-off device afterwards；
The additive prefabrication system includes combustion furnace air-introduced machine, combustion furnace, additive dehydrator, additive
Flour mill, additive sifter and addition feed bin, the gas exit pipeline of the stokehold water sealed tank and combustion furnace
Connection, the wind pipe of the combustion furnace air-introduced machine are connected with combustion furnace, the hot air outlet of the combustion furnace
Pipeline is connected with additive dehydrator, and the drier outlet of the additive dehydrator is connected with additive flour mill,
The powder outlet of the additive flour mill is connected with additive sifter, the powder of the additive sifter
Outlet is connected with addition feed bin；
The haydite production system include fine coal ash silo, weighing and dispensing system, batch mixer, stirring nucleation machine,
Pan-pelletizer, ceramisite sintered machine, ignition furnace air-introduced machine, ignition furnace, haydite cooler, cold air air-introduced machine,
Haydite disintegrating machine, haydite sifter and finished bin, the addition feed bin and fine coal ash silo respectively with weighing and burden
System connect, the weighing and dispensing system, batch mixer, stirring nucleation machine, pan-pelletizer, ceramisite sintered machine,
Haydite cooler, haydite disintegrating machine, haydite sifter and finished bin are sequentially connected, the stokehold water sealed tank
Gas exit pipeline is connected with ignition furnace, and the wind pipe of the ignition furnace air-introduced machine is connected with ignition furnace, institute
State ignition furnace to be connected with ceramisite sintered machine, the wind pipe of the cold air air-introduced machine is connected with haydite cooler；
The ceramisite sintered cooled exhaust gas processing system includes expansion chamber, scrubbing tower, sedimentation tank and clear water reserviors,
After the cooled exhaust gas outlet conduit of the sintering offgas outlet pipeline and haydite cooler of the ceramisite sintered machine converges
It is connected with expansion chamber, the offgas outlet pipeline of the expansion chamber is connected with scrubbing tower bottom, the scrubber overhead
Portion is connected with waste gas discharge chimney, and the clear water reserviors are connected with tap water pipe network, and the clear water reserviors are by circulation
Pump is connected with the spray system in scrubbing tower, and the wash tower bottoms are connected with sedimentation tank, the sedimentation tank with
Clear water reserviors connect.
Further, the gas generating system also includes drum and gas generator air-introduced machine, the gasification section
Body of heater is provided with water holding jacket, and the drum be connected with grid is softened, the water holding jacket entrance of gasification section body of heater with go out
Mouth is connected with drum respectively, and the steam outlet of drum is divided into two-way, introduces two stage type gas generating furnace all the way
Wind pipe as sealing gland steam, another road and gas generator air-introduced machine introduces two stage type gas after converging
Generation furnace bottom is used as gasifying agent.
Further, the gas generating system also includes residual gas flashback tank and water seal feedwater piping, industry
Grid by water seal feedwater piping respectively with residual gas flashback tank, ash-pan, emergency cut-off device and stokehold water
Sealed cans connect.
Further, the additive dehydrator is roller drying machine, and the additive sifter is spin vibration sieve.
Further, the powder outlet of the additive sifter is connected with addition feed bin by single-screw conveyer.
Further, the batch mixer is Double helix stir mixing machine, and the stirring nucleation machine is that twayblade is stirred
Nucleation machine, the haydite cooler be rotary cooler, the haydite disintegrating machine be double-roll crusher, institute
Haydite sifter is stated for flat vibrating screen.
Further, between the addition feed bin and weighing and dispensing system, fine coal ash silo and weighing and dispensing system it
Between, between weighing and dispensing system and batch mixer, batch mixer and stirring nucleation machine between and stirring nucleation machine with
Connected by single-screw conveyer between pan-pelletizer.
Further, between the pan-pelletizer and ceramisite sintered machine, between ceramisite sintered machine and haydite cooler,
Between haydite cooler and haydite disintegrating machine, between haydite disintegrating machine and haydite sifter, haydite sifter with
Connected by belt conveyor between finished bin.
The beneficial effects of the present invention is：
1st, the present invention be provided with additive dehydrator to the additive of block or pasty state (as gangue, mine tailings,
Clay) drying and processing is carried out, then arranging additive flour mill carries out grinding, grinding to the additive dried
Additive afterwards is sieved through additive sifter, obtains qualified dry powdery additive.
2nd, the present invention is raw material using flyash, and additive dispensing, through batch mixing, nucleation, balling-up, burning
The operation such as knot, cooling, broken, screening is obtained sintering ceramsite of fly ash product, takes full advantage of flyash money
Source, turns waste into wealth.
3rd, using two stage type gas generating furnace as heat resource equipment, two stage type gas generating furnace includes the present invention
Portion's retort section body of heater and bottom gasification section body of heater；The tar that top retort section body of heater is formed is low temperature distillation product,
Its mobility preferably, is collected by tar well and is centrally disposed；Bottom gasification section body of heater is generated
Gasification gas do not contain tar；Gasification gas is semiwater gas with the mixed gas that dry distillation gas is formed, and
Heating gas, it is more pure, without tar, it is not required to cooling and purifying.Therefore, the present invention improves calorific value of gas
With gasification efficiency, and environmental pollution is reduced.
4th, ceramisite sintered tail gas and haydite cooled exhaust gas are shared a set of exhaust treatment system by the present invention, and haydite burns
Knot cooled exhaust gas contain broken haydite dust, and tail gas removes larger particles dust by expansion chamber first, then enters
Entering scrubbing tower water carries out spray washing, further dedusting, the tail gas Jing waste gas discharge smoke stack emissions after process.
Therefore, the ceramisite sintered tail gas and haydite cooling tail to producing in sintering ceramsite of fly ash production process of the invention
Gas has carried out abundant process, it is ensured that environment-protecting clean is produced.
Description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides following attached
Figure is illustrated：
Structural representations of the Fig. 1 for gas generating system；
Structural representations of the Fig. 2 for additive prefabrication system；
Structural representations of the Fig. 3 for haydite production system；
Fig. 4 is the structural representation of ceramisite sintered cooled exhaust gas processing system.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
The coal gas comprehensive utilization sintering ceramsite process units of the present invention, it is pre- including gas generating system, additive
System processed, haydite production system and ceramisite sintered cooled exhaust gas processing system.
Structural representations of the Fig. 1 for gas generating system, as illustrated, gas generating system includes two-part
Gas generator 11, tar well 12, cyclone dust extractor 13, emergency cut-off device 14 and stokehold water sealed tank
15, the two stage type gas generating furnace 11 include top belljar valve 111, top retort section body of heater 112, under
Portion gasification section body of heater 113 and bottom ash-pan 114, the retort section body of heater 112 are connected with tar well 12,
The gasification section body of heater 113 is connected with cyclone dust extractor 13, the tar well 12 and cyclone dust extractor
13 outlet conduit introduces stokehold water sealed tank 15 by emergency cut-off device 14 after converging.
The gas generating system also includes drum 16 and gas generator air-introduced machine 17, the gasification section body of heater
113 are provided with water holding jacket, and the drum 16 is connected with grid 18 is softened, the water holding jacket of gasification section body of heater 113
Entrance and exit is connected with drum 16 respectively, and the steam outlet of drum 16 is divided into two-way, introduces two all the way
Stage type gas generating furnace 11 is used as the wind pipe of sealing gland steam, another road and gas generator air-introduced machine 17
11 bottom of two stage type gas generating furnace is introduced after converging is used as gasifying agent.
The gas generating system also includes residual gas flashback tank 19 and water seal feedwater piping, industrial grid
10 by water seal feedwater piping respectively with residual gas flashback tank 19, ash-pan 114, emergency cut-off device 14 and stove
Front water sealed tank 15 connects.
Coal enters two stage type gas generating furnace 11 from two groups of belljar valves 111 of furnace roof coal bunker Jing first, and coal is in dry distilling
Section body of heater 112 is dried and prolonged low temperature distillation through sufficiently, gradually forms semicoke, into gasification section
Body of heater 113, red-hot semicoke are fully reacted in the gasifying agent that gasification section body of heater 113 and furnace bottom are blasted, Jing Guolu
Interior reducing zone, oxide layer and form coal ash, by grate drive be automatically drained out from bottom ash-pan 114.
During low temperature distillation, the coal gas generated based on fugitive constituent precipitation is referred to as dry distillation gas, group to coal
Into the top coal gas of two stage type gas generating furnace 11, the 40% of total coal gas amount is accounted for, its calorific value is higher
(6700kJ/Nm3) temperature relatively low (120 DEG C or so), and contain substantial amounts of tar.It is this in retort section body of heater 112
The tar of formation is low temperature distillation product, and preferably, collected by tar well 12 is carried out its mobility
Centrally dispose.In gasification section body of heater 113, red-hot semicoke and gasifying agent (air, water vapour) through reduction,
The coal gas that the series of chemical such as oxidation are generated, referred to as gasification gas, constitute two stage type gas generating furnace 11
Bottom coal gas, account for the 60% of total coal gas amount, the relatively low (6400kJ/Nm of its calorific value3), temperature is higher
(450 DEG C or so).Because coal is in 112 low temperature distillation ample time of retort section body of heater, into gasification section body of heater 113
Coal become semicoke, therefore the gasification gas for generating does not contain tar.Gasification gas Jing cyclone dust extractors 13 are removed
Mixed gas Jing emergency cut-offs device 14 is formed with dry distillation gas after dirt and stokehold water sealed tank 15 goes burning for carrying
Supplying heat source.
Gasification section body of heater 113 is provided with water leg, the softened water in drum 16 is introduced into water leg, is passed through
This self-produced water vapour, a water vapour part are used as sealing gland steam, another part and gas generator air-introduced machine 17
The air mixing of introducing is as gasifying agent.
As a result of the hot detar technique of two section type, the coal gas for obtaining is semiwater gas to gas generating system,
And heating gas, it is more pure, without tar, it is not required to cooling and purifying.Gas composition is CO, H2、CH4、
The combustible components such as CnHm and CO2、N2Etc. non-combustible composition, and do not react completely in gasification
Combustion adjuvant oxygen and the water vapour not decomposed completely.Gas generator adopts stone coal, is not required to crush；
Coal gas is not required to gas holder storage for continuously generating and using.
Structural representations of the Fig. 2 for additive prefabrication system, as illustrated, additive prefabrication system includes combustion
Burn stove air-introduced machine 21, combustion furnace 22, additive dehydrator 23, the screening of additive flour mill 24, additive
Device 25 and addition feed bin 26, the gas exit pipeline of the stokehold water sealed tank 15 are connected with combustion furnace 22, institute
21 wind pipes for stating combustion furnace air-introduced machine are connected with combustion furnace 22, the hot air outlet of the combustion furnace 22
Pipeline is connected with additive dehydrator 23, drier outlet and the additive grinding of the additive dehydrator 23
Machine 24 connects, and the powder outlet of the additive flour mill 24 is connected with additive sifter 25, described to add
The powder outlet of charging sifter 25 is connected with addition feed bin 26.
The additive dehydrator 23 is roller drying machine, and the additive sifter 25 is spin vibration sieve.
The powder outlet of the additive sifter 25 is connected with addition feed bin 26 by single-screw conveyer.
The air mixed combustion that coal gas is introduced with combustion furnace air-introduced machine 21 in combustion furnace 22 produces hot-air,
From the additive (such as gangue, mine tailings, clay) of the hot-air of combustion furnace 22 and block or pasty state and
Flowing to additive dehydrator 23 carries out heat exchange, and the dried additive of Jing hot-airs is from additive dehydrator 23
Outlet flow to additive flour mill 24 carries out grinding, and the additive after grinding is sieved through additive sifter 25
Separate qualified dry powdery additive and flow into addition feed bin 26.
Structural representations of the Fig. 3 for haydite production system, as illustrated, haydite production system includes flyash
Storehouse 30, weighing and dispensing system 31, batch mixer 32, stirring nucleation machine 33, pan-pelletizer 34, ceramisite sintered machine
35th, ignition furnace air-introduced machine 301, ignition furnace 302, haydite cooler 36, cold air air-introduced machine 303, haydite
Disintegrating machine 37, haydite sifter 38 and finished bin 39, the addition feed bin 26 and fine coal ash silo 30 are distinguished
Be connected with weighing and dispensing system 31, the weighing and dispensing system 31, batch mixer 32, stirring nucleation machine 33,
Pan-pelletizer 34, ceramisite sintered machine 35, haydite cooler 36, haydite disintegrating machine 37,38 and of haydite sifter
Finished bin 39 is sequentially connected, and the gas exit pipeline of the stokehold water sealed tank 15 is connected with ignition furnace 302,
The wind pipe of the ignition furnace air-introduced machine 301 is connected with ignition furnace 302, the ignition furnace 302 and haydite
Sintering machine 35 connects, and the wind pipe of the cold air air-introduced machine 303 is connected with haydite cooler 36.
The batch mixer 32 is Double helix stir mixing machine, and the stirring nucleation machine 33 stirred into for twayblade
Core machine, the haydite cooler 36 are rotary cooler, and the haydite disintegrating machine 37 is double-roll crusher,
The haydite sifter 38 is flat vibrating screen.
Between the addition feed bin 26 and weighing and dispensing system 31, fine coal ash silo 30 and weighing and dispensing system 31
Between, between weighing and dispensing system 31 and batch mixer 32, batch mixer 32 and stirring nucleation machine 33 between with
And connected by single-screw conveyer between stirring nucleation machine 33 and pan-pelletizer 34.The pan-pelletizer 34 with
Between ceramisite sintered machine 35, between ceramisite sintered machine 35 and haydite cooler 36, haydite cooler 36 with
Between haydite disintegrating machine 37, between haydite disintegrating machine 37 and haydite sifter 38, haydite sifter 38 with
Connected by belt conveyor between finished bin 39.
Flyash and additive are sent into batch mixer 32 uniformly to stir after 31 accurate measurement of weighing and dispensing system
Mix, mixed material sends into the additional a certain amount of water wet mixing nucleation of stirring nucleation machine 33, by containing nucleus
Wet mixed feed sends into pan-pelletizer 34, and prepares the water yield according to technological requirement, carries out balling-up (according to ceramic particle technology
Can, the size grading adjustment inclination angle of pan-pelletizer, angular velocity, height of baffle plate, wiper positions, inlet amount and match somebody with somebody
The water yield and state), then qualified raw material ball is sent into into ceramisite sintered machine 35, using coal gas at 302 midpoint of ignition furnace
The raw material ball in ceramisite sintered machine 35 is sintered after fire, sinters the haydite for obtaining and send into haydite cooler 36
In, blasting air by cold air air-introduced machine 303 carries out cooling treatment, finally by haydite disintegrating machine 37 and haydite
Sifter 38 obtains sintering ceramsite of fly ash product after the haydite of hardened, bonding is crushed, sieved.
Fig. 4 is the structural representation of ceramisite sintered cooled exhaust gas processing system, as illustrated, ceramisite sintered cold
But exhaust treatment system includes expansion chamber 41, scrubbing tower 42, sedimentation tank 43 and clear water reserviors 44, the haydite
Sintering machine 35 sintering offgas outlet pipeline and haydite cooler 36 cooled exhaust gas outlet conduit converge after with
Expansion chamber 41 connects, and the offgas outlet pipeline of the expansion chamber 41 is connected with 42 bottom of scrubbing tower, described to wash
Wash, the clear water reserviors 44 are connected with tap water pipe network 45, described
Clear water reserviors 44 are connected with the spray system in scrubbing tower 42 by circulating pump 46,42 bottom of the scrubbing tower
It is connected with sedimentation tank 43, the sedimentation tank 43 is connected with clear water reserviors 44.
The expansion chamber 41 is gravity settling chamber.
The sedimentation tank 43 is two-stage sedimentation tank, and upper level sedimentation tank is by overfall and next stage sedimentation tank company
Connect.
The scrubbing tower 42 is packed tower.
Ceramisite sintered tail gas and haydite cooled exhaust gas share a set of exhaust treatment system, ceramisite sintered cooled exhaust gas
Containing broken haydite dust, tail gas removes larger particles dust by expansion chamber 41 first, enters back into scrubbing tower
42 carry out spray washing, further dedusting, the tail gas Jing waste gas discharge smoke stack emissions after process with water.Washing
42 spray washing waste water of tower is settled out sediment discharge in sedimentation tank 43, and upper strata clear water flows into clear water reserviors 44 and circulates
Spray is used.
Finally illustrate, preferred embodiment above only to illustrate technical scheme and unrestricted,
Although being described in detail to the present invention by above preferred embodiment, those skilled in the art
It should be appreciated that various changes can be made in the form and details to which, without departing from the present invention
Claims limited range.
Claims (8)
1. a kind of coal gas comprehensively utilizes sintering ceramsite process units, it is characterised in that：Including gas generating system,
Additive prefabrication system, haydite production system and ceramisite sintered cooled exhaust gas processing system；
The gas generating system includes two stage type gas generating furnace, tar well, cyclone dust extractor, tight
Anxious cutter and stokehold water sealed tank, the two stage type gas generating furnace include top belljar valve, top retort section
Body of heater, bottom gasification section body of heater and bottom ash-pan, the retort section body of heater is connected with tar well, described
Gasification section body of heater is connected with cyclone dust extractor, and the outlet conduit of the tar well and cyclone dust extractor converges
Stokehold water sealed tank is introduced by emergency cut-off device afterwards；
The additive prefabrication system includes combustion furnace air-introduced machine, combustion furnace, additive dehydrator, additive
Flour mill, additive sifter and addition feed bin, the gas exit pipeline of the stokehold water sealed tank and combustion furnace
Connection, the wind pipe of the combustion furnace air-introduced machine are connected with combustion furnace, the hot air outlet of the combustion furnace
Pipeline is connected with additive dehydrator, and the drier outlet of the additive dehydrator is connected with additive flour mill,
The powder outlet of the additive flour mill is connected with additive sifter, the powder of the additive sifter
Outlet is connected with addition feed bin；
The haydite production system include fine coal ash silo, weighing and dispensing system, batch mixer, stirring nucleation machine,
Pan-pelletizer, ceramisite sintered machine, ignition furnace air-introduced machine, ignition furnace, haydite cooler, cold air air-introduced machine,
Haydite disintegrating machine, haydite sifter and finished bin, the addition feed bin and fine coal ash silo respectively with weighing and burden
System connect, the weighing and dispensing system, batch mixer, stirring nucleation machine, pan-pelletizer, ceramisite sintered machine,
Haydite cooler, haydite disintegrating machine, haydite sifter and finished bin are sequentially connected, the stokehold water sealed tank
Gas exit pipeline is connected with ignition furnace, and the wind pipe of the ignition furnace air-introduced machine is connected with ignition furnace, institute
State ignition furnace to be connected with ceramisite sintered machine, the wind pipe of the cold air air-introduced machine is connected with haydite cooler；
The ceramisite sintered cooled exhaust gas processing system includes expansion chamber, scrubbing tower, sedimentation tank and clear water reserviors,
After the cooled exhaust gas outlet conduit of the sintering offgas outlet pipeline and haydite cooler of the ceramisite sintered machine converges
It is connected with expansion chamber, the offgas outlet pipeline of the expansion chamber is connected with scrubbing tower bottom, the scrubber overhead
Portion is connected with waste gas discharge chimney, and the clear water reserviors are connected with tap water pipe network, and the clear water reserviors are by circulation
Pump is connected with the spray system in scrubbing tower, and the wash tower bottoms are connected with sedimentation tank, the sedimentation tank with
Clear water reserviors connect.
2. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
The gas generating system also includes drum and gas generator air-introduced machine, and the gasification section body of heater is provided with folder water
Set, the drum are connected with softening grid, the water holding jacket entrance and exit of gasification section body of heater respectively with drum
Connection, the steam outlet of drum are divided into two-way, introduce two stage type gas generating furnace all the way and are used as sealing gland steam,
The wind pipe of another road and gas generator air-introduced machine introduces two stage type gas generating furnace bottom after converging and is used as
Gasifying agent.
3. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
The gas generating system also includes residual gas flashback tank and water seal feedwater piping, and industrial grid passes through water
Envelope feedwater piping is connected with residual gas flashback tank, ash-pan, emergency cut-off device and stokehold water sealed tank respectively.
4. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
The additive dehydrator is roller drying machine, and the additive sifter is spin vibration sieve.
5. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
The powder outlet of the additive sifter is connected with addition feed bin by single-screw conveyer.
6. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
The batch mixer is Double helix stir mixing machine, and the stirring nucleation machine is that twayblade stirs nucleation machine, described
Haydite cooler be rotary cooler, the haydite disintegrating machine be double-roll crusher, the haydite sifter
For flat vibrating screen.
7. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
It is described addition feed bin and weighing and dispensing system between, between fine coal ash silo and weighing and dispensing system, weighing and burden
Between system and batch mixer, between batch mixer and stirring nucleation machine and between stirring nucleation machine and pan-pelletizer
Connected by single-screw conveyer.
8. coal gas according to claim 1 comprehensively utilizes sintering ceramsite process units, it is characterised in that：
Between the pan-pelletizer and ceramisite sintered machine, between ceramisite sintered machine and haydite cooler, haydite cooler with
Between haydite disintegrating machine, between haydite disintegrating machine and haydite sifter, between haydite sifter and finished bin
Connected by belt conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859325.XA CN106518135A (en) | 2015-11-27 | 2015-11-27 | Production apparatus for sintering ceramsites by comprehensive utilization of gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859325.XA CN106518135A (en) | 2015-11-27 | 2015-11-27 | Production apparatus for sintering ceramsites by comprehensive utilization of gas |
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| Publication Number | Publication Date |
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| CN106518135A true CN106518135A (en) | 2017-03-22 |
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| CN201510859325.XA Pending CN106518135A (en) | 2015-11-27 | 2015-11-27 | Production apparatus for sintering ceramsites by comprehensive utilization of gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960803A (en) * | 2020-08-27 | 2020-11-20 | 国电科学技术研究院有限公司 | Production process for directly preparing ceramsite in pulverized coal combustion power generation process |
-
2015
- 2015-11-27 CN CN201510859325.XA patent/CN106518135A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960803A (en) * | 2020-08-27 | 2020-11-20 | 国电科学技术研究院有限公司 | Production process for directly preparing ceramsite in pulverized coal combustion power generation process |
| CN111960803B (en) * | 2020-08-27 | 2022-04-08 | 国电科学技术研究院有限公司 | Production process for directly preparing ceramsite in pulverized coal combustion power generation process |
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