CN103215077A - Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device - Google Patents
Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device Download PDFInfo
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- 238000002309 gasification Methods 0.000 title claims abstract description 49
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims abstract description 13
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 13
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000005382 thermal cycling Methods 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 13
- 230000010354 integration Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 83
- 238000005516 engineering process Methods 0.000 abstract description 12
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- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract 1
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- 239000000203 mixture Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
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- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
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- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
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- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 238000011027 product recovery Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
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- 230000001172 regenerating effect Effects 0.000 description 1
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- 239000000377 silicon dioxide Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
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- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides a control device of a thermal cycle continuous coal gangue pyrolysis gasification comprehensive device. The control device comprises an industrial control center which is connected with a feed belt conveyor, a discharge conveyor, a tail gas fan and a spraying water pump for coal gangue humidifying dehydration and tail gas water-bath purification, connected with an in-furnace coal gangue bucket elevator, an in-furnace coal gangue belt conveyor, a hinge cage sealing discharger, a combustion chamber temperature meter, a rotary reversing motor, an air fan, a gas fan, a waste gas fan and a raw gas temperature meter for coal gangue pyrolysis gasification, and connected with an adjusting wheel, a gas fan unit, a saturated active coke bucket elevator and an unsaturated active coke bucket elevator for raw gas recovery and purification; and the industrial control center automatically controls the work thereof. According to the control device provided by the invention, the coal gangue pyrolysis gasification technology is under stable control through control on the equipment in a thermal cycle continuous coal gangue pyrolysis gasification comprehensive technology, and the production efficiency is high.
Description
Technical field
The present invention relates to the control device of the continuous coal gangue pyrolytic gasification of the technology of coal gangue pyrolytic gasification, particularly thermal cycling integration unit.
Background technology
Coal gangue---the stone of selecting from raw coal is the waste residue of coal separating plant, bad processing, China has more than one hundred million tons coal gangue not utilize every year, and still continues to discharge about 100Mt every year, not only piles up and takes up an area of, and can also the spontaneous combustion polluted air or cause fire, cause serious environmental to pollute.
Owing to the incoalation in 1 years, contain carbon, oil, the gas material of 20-30% in the coal gangue, wherein oil gas accounts for 11-15%, carbon accounts for 7-15%.The coal gangue pyrolytic gasification, (composition is compositions such as silicon-dioxide, aluminium sesquioxide, ferric oxide, titanium dioxide, calcium oxide, magnesium oxide, potassium oxide, sodium oxide, Vanadium Pentoxide in FLAKES, manganese oxide, sulphur trioxide to obtain the solid product of oil gas product and 70-80%, be the grog of sal refractory materials), economic worth is arranged, social benefit is more arranged.
The inventor is for a long time to the research of the physical property and the high temperature coal pyrolysis gas metallization processes of coal gangue, brand-new coal gangue high temperature pyrolysis and gasification composite technology and the device of innovation one cover.
Summary of the invention
The invention provides the control device of the continuous coal gangue pyrolytic gasification of thermal cycling integration unit, the various electrical equipments that use in the technologies such as UTILIZATION OF VESIDUAL HEAT IN of the hot waste gas after this device burns, burns coal gangue pyrolytic gasification, raw gas reclaiming clean, purified gas are controlled, and make that the continuous coal gangue pyrolytic gasification of thermal cycling is smooth.
Realize that the technical scheme that above-mentioned purpose is taked is:
The control device of the continuous coal gangue pyrolytic gasification of thermal cycling integration unit comprises that industry control center and coal gangue damping dehydration and tail gas water washes one's hair the infeed belt conveyor, discharge transfer roller, exhaust fan, the sprinkling water pump that purify usefulness and link; With the coal gangue pyrolytic gasification use go into stove coal gangue bucket elevator, go into stove coal gangue rotary conveyor, hinge cage sealing discharging device, chamber temperature table, rotation reversing motor, air blower, gas fan, exhaust gas fan, raw gas thermometer; Regulating wheel, gas fan group, saturated active coke bucket elevator, the unsaturated activated coke bucket elevator used with the raw gas reclaiming clean link, and are controlled their work automatically by the industry control center.
Described industry control center also links with gas reversing system controller, and gas reversing system controller is used for rotation reversing motor, air blower, gas fan, exhaust gas fan control.
The present invention is by the control of each equipment in the continuous coal gangue pyrolytic gasification of the thermal cycling composite technology, and coal gangue pyrolytic gasification process stabilizing is controlled, the production efficiency height.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Fig. 1 is an industry control central electrical connection diagram of the present invention.
Embodiment
The specific embodiment of the comprehensive utilization of coal gangue pyrolytic gasification of the present invention is mainly introduced in detail following.
First part's coal gangue granularity control
Coal gangue processing is broken into 0～20mm granularity, in this size range, the coal gangue particle is dehydrated, fully dry, the dewatering efficiency height, but this does not constitute the restriction to needed coal gangue to the present invention.
Second section coal gangue damping dehydration
The coal gangue pellet that the hot waste gas that purified gas burning back behind the raw gas product reclaiming clean that coal gangue high temperature pyrolysis and water-gas reaction are produced produces is used for after the fragmentation carries out the damping dehydration going into the stokehold.
In order to keep the neat and tidy of environment, damping dehydration back tail gas is washed one's hair by water and is purified the back qualified discharge.Third part coal gangue high temperature pyrolysis and gasification (pyrolysis heating, water-gas are sent out and answered)
The high temperature pyrolysis heating of first segment coal gangue
Carry out regenerative heat exchange and alternate combustion by the purified gas behind the raw gas reclaiming clean that will produce in the coal gangue pyrolytic gasification, required thermal source is provided for the coal gangue pyrolytic gasification, need not consume the external energy, play energy saving purposes, save coal gangue pyrolytic gasification cost.
The second water saving coal gas reaction
Because the pyrolytic gasification temperature of coal gangue is higher, feed water vapor to coal gangue again, charcoal in the coal gangue pyrolysis after product and superheated vapour meet and carry out water-gas reaction generation water-gas (carbon monoxide and hydrogen).
The 3rd joint raw gas take-up gear
Coal gangue produces the gas that contains a lot of useful compositions in the high temperature pyrolysis and gasification process, charcoal in the coal gangue pyrolysis after product and superheated vapour carry out water-gas reaction and generate water-gas (carbon monoxide and hydrogen), more than be referred to as raw gas, need derive so that utilize raw gas.
The 4th joint continuous pyrolysis gasification
Comprehensively above-mentioned, these routine characteristics are that coal gangue pyrolysis, gasification (water-gas reaction), steam generation, raw gas are derived process integration in same body of heater, make that coal gangue pyrolysis, gasification (water-gas reaction), steam produce, raw gas is able to continuous realization.
The comprehensive cyclic utilization of the 4th part, pyrolysis of coal gas
Chapter 1, the reclaiming clean utilization of raw gas (change product)
First segment raw gas condensing works
It is higher that the coal gangue pyrolytic gasification is discharged the raw gas temperature, carries before changing the product recovery for the ease of the high temperature raw gas, the high temperature raw gas sprayed ammoniacal liquor cool off.
The reclaiming clean of the second joint raw gas
Raw gas after ammoniacal liquor sprays carries out gas-liquid separation, contain multiple useful organic component such as carbolic oil, naphtalene oil, washing oil, carbolineum etc. in the mixed solution after the gas-liquid separation and be used for other auxiliary product of industry refinement, coal gas after the gas-liquid separation is after the air cooling cooling, become purified gas after the dry method reclaiming clean reclaims, purified gas can store and be used for burning.
Chapter 2, raw gas reclaiming clean afterfire utilizes
Purified gas burning behind the first segment raw gas reclaiming clean
Being used for burning through the purified gas after the absorption provides thermal source for the coal gangue pyrolytic gasification.
Second joint utilizes purified gas burning back waste gas to saturated active coke regeneration heating
Hot waste gas after the purified gas burning is used for that to evaporate thermal regeneration be unsaturated activated coke because of the adsorption cleaning raw gas forms saturated active coke.
The 3rd joint utilizes purified gas burning back hot waste gas that the hot waste gas of going into after stove coal gangue pellet damping purified gas burns is used for the coal gangue pellet of going into the stokehold is carried out the damping dehydration.
Chapter 3, the continuous coal gangue pyrolytic gasification of thermal cycling is comprehensive
The continuous coal gangue pyrolytic gasification of first segment thermal cycling and damping and tail gas clean-up
Hot waste gas after the purified gas burning is used for the coal gangue pellet of going into the stokehold is carried out the damping dehydration, carries out water after the hot waste gas dehydration again and washes one's hair purification and cooling, reaches clean discharged at lower temperature at last.
The continuous coal gangue pyrolytic gasification of second joint thermal cycling composite technology
Comprehensive above content draws the complete composite technology of the continuous coal gangue pyrolytic gasification of a kind of thermal cycling, includes stove coal gangue hot waste gas damping dehydration, coal gangue pyrolytic gasification, raw gas condensation, raw gas reclaiming clean, tail gas water and washes one's hair purification etc.
The control of the continuous coal gangue pyrolytic gasification of the 3rd joint thermal cycling composite technology
As shown in Figure 1: the control device of the continuous coal gangue pyrolytic gasification of thermal cycling integration unit comprises that industry control center 90 and coal gangue damping dehydration and tail gas water washes one's hair the infeed belt conveyor 17, discharge transfer roller 15, the exhaust fan 137 that purify usefulness, sprays water pump 167 and link; With the coal gangue pyrolytic gasification use go into stove coal gangue bucket elevator 18, go into stove coal gangue rotary conveyor 95, hinge cage sealing discharging device 96, chamber temperature table 6203, rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666, raw gas thermometer 812; Regulating wheel 862, gas fan group 44, saturated active coke bucket elevator 461, the unsaturated activated coke bucket elevator 462 used with the raw gas reclaiming clean link, and are controlled their work automatically by industry control center 90.In addition; as shown in Figure 1; gas reversing system electric controller 906 links with upper industry control center 90; gas reversing system controller 906 is used for rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666 controls; certainly from electric control theory; rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666 also can directly be subjected to 90 controls of industry control center in this example, so the restriction that gas reversing system controller 906 does not constitute this routine protection domain is set herein.
The control method of the continuous coal gangue pyrolytic gasification of thermal cycling integration unit is:
(1), industry control center 90 adds coal gangue pellet after pulverizing by infeed belt conveyor 17 control in the feed bin of going into stove coal gangue hot waste gas damping dewatering unit, control discharge transfer roller 15 opens and closes from the blanking bin of going into stove coal gangue hot waste gas damping dewatering unit goes into stove coal gangue pellet after the discharging temperature adjustment dehydration;
(2), industry control center 90 is by going into stove coal gangue bucket elevator 18, going into stove coal gangue rotary conveyor 95 control and go into the furnace charge storehouse add and go into stove coal gangue pellet after the temperature adjustment dehydration in the coal gangue pyrolytic gasification stove, by hinge cage sealing discharging device 96 controls solid product behind the discharging coal gangue pyrolytic gasification from the coal gangue pyrolytic gasification stove;
(3), the temperature that records according to chamber temperature table 6203, raw gas thermometer 812 of industry control center 90 carries out the air quantity size of the rotational frequency of comprehensive assessment coal gangue pyrolytic gasification situation controls revolution reversing motor 663 and air blower 664, gas fan 665, exhaust gas fan 666, the coal gangue pyrolytic gasification is adjusted;
(4), booster action is played by regulating wheel 862,44 pairs of coal gangue pyrolytic gasifications of gas fan group in industry control center 90;
(5), industry control center 90 is by the activated coke reprocessing cycle of saturated active coke bucket elevator 461, unsaturated activated coke bucket elevator 462 control raw gas reclaiming cleans;
(6), degree of purification is washed one's hair by the water of exhaust fan 137, sprinkling water pump 167 control tail gas in industry control center 90.
Above content introduction just exemplifies a tool embodiment of thermal cycling continuous coal gangue pyrolytic gasification integration unit and technology, does not constitute the restriction to this case thermal cycling continuous coal gangue pyrolytic gasification integration unit and technology protection domain.
Claims (2)
1. the control device of the continuous coal gangue pyrolytic gasification of thermal cycling integration unit is characterized in that: comprise that industry control center and coal gangue damping dehydration and tail gas water washes one's hair the infeed belt conveyor, discharge transfer roller, exhaust fan, the sprinkling water pump that purify usefulness and link; With the coal gangue pyrolytic gasification use go into stove coal gangue bucket elevator, go into stove coal gangue rotary conveyor, hinge cage sealing discharging device, chamber temperature table, rotation reversing motor, air blower, gas fan, exhaust gas fan, raw gas thermometer; Regulating wheel, gas fan group, saturated active coke bucket elevator, the unsaturated activated coke bucket elevator used with the raw gas reclaiming clean link, and are controlled their work automatically by the industry control center.
2. the control device of the continuous coal gangue pyrolytic gasification of thermal cycling as claimed in claim 1 integration unit, it is characterized in that: described industry control center also links with gas reversing system controller, and gas reversing system controller is used for rotation reversing motor, air blower, gas fan, exhaust gas fan control.
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| CN201310132460.5A CN103215077B (en) | 2013-04-10 | 2013-04-10 | Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409583A (en) * | 2013-08-10 | 2013-11-27 | 山西鑫立能源科技有限公司 | Control device of continuous external heated integrated device for producing direct reduction iron through reduction gas |
| CN103409584A (en) * | 2013-08-10 | 2013-11-27 | 山西鑫立能源科技有限公司 | External-heating device for producing direct reduced iron by using reducing gas |
| CN112462656A (en) * | 2020-11-19 | 2021-03-09 | 凤台县天宝建材有限责任公司 | Coal gangue resource comprehensive utilization system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03137192A (en) * | 1989-10-23 | 1991-06-11 | Ishikawajima Harima Heavy Ind Co Ltd | Coal gasification device |
| CN201584932U (en) * | 2009-12-12 | 2010-09-15 | 山西晋城无烟煤矿业集团有限责任公司 | One-connected-more control device of coal mine high pressure soft-starter |
| CN202786118U (en) * | 2012-08-06 | 2013-03-13 | 山西鑫立能源科技有限公司 | Automatic control device of thermal cycling continuous coal pyrolysis furnace |
| CN203382726U (en) * | 2013-04-10 | 2014-01-08 | 山西鑫立能源科技有限公司 | Control device of thermal circulation continuous coal gangue pyrolysis and gasification comprehensive device |
-
2013
- 2013-04-10 CN CN201310132460.5A patent/CN103215077B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03137192A (en) * | 1989-10-23 | 1991-06-11 | Ishikawajima Harima Heavy Ind Co Ltd | Coal gasification device |
| CN201584932U (en) * | 2009-12-12 | 2010-09-15 | 山西晋城无烟煤矿业集团有限责任公司 | One-connected-more control device of coal mine high pressure soft-starter |
| CN202786118U (en) * | 2012-08-06 | 2013-03-13 | 山西鑫立能源科技有限公司 | Automatic control device of thermal cycling continuous coal pyrolysis furnace |
| CN203382726U (en) * | 2013-04-10 | 2014-01-08 | 山西鑫立能源科技有限公司 | Control device of thermal circulation continuous coal gangue pyrolysis and gasification comprehensive device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409583A (en) * | 2013-08-10 | 2013-11-27 | 山西鑫立能源科技有限公司 | Control device of continuous external heated integrated device for producing direct reduction iron through reduction gas |
| CN103409584A (en) * | 2013-08-10 | 2013-11-27 | 山西鑫立能源科技有限公司 | External-heating device for producing direct reduced iron by using reducing gas |
| CN103409583B (en) * | 2013-08-10 | 2016-05-11 | 山西鑫立能源科技有限公司 | The control device of continuous external heating type reducing gases DRI integration unit |
| CN112462656A (en) * | 2020-11-19 | 2021-03-09 | 凤台县天宝建材有限责任公司 | Coal gangue resource comprehensive utilization system |
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Addressee: Wang Xiaoqun Document name: Notice of Termination of Patent Rights |
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Granted publication date: 20150701 |