CN203018063U - Pulverized coal thermal transition multifunctional fundamental research device - Google Patents
Pulverized coal thermal transition multifunctional fundamental research device Download PDFInfo
- Publication number
- CN203018063U CN203018063U CN 201220726557 CN201220726557U CN203018063U CN 203018063 U CN203018063 U CN 203018063U CN 201220726557 CN201220726557 CN 201220726557 CN 201220726557 U CN201220726557 U CN 201220726557U CN 203018063 U CN203018063 U CN 203018063U
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- Prior art keywords
- reactor
- control module
- coal dust
- feeder
- thermal transition
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- 230000010512 thermal transition Effects 0.000 title claims abstract description 23
- 238000011160 research Methods 0.000 title claims abstract description 19
- 239000003245 coal Substances 0.000 title abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 239000002817 coal dust Substances 0.000 claims description 37
- 239000000463 material Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 239000006004 Quartz sand Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 3
- 238000002309 gasification Methods 0.000 abstract description 5
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 28
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000197 pyrolysis Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001394 metastastic effect Effects 0.000 description 1
- 206010061289 metastatic neoplasm Diseases 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a pulverized coal thermal transition multifunctional fundamental research device. The pulverized coal thermal transition multifunctional fundamental research device comprises an air channel control module, a feeding control module, a heating control module and a reactor module; the gas circuit control module comprises a plurality of air intake control channels; the feeding control module comprises a feeder and a pulverized coal carrier; a step controller is arranged between the feeder and the pulverized coal carrier; an air inlet of the feeder is connected with the air intake control channels; the reactor module comprises a reactor; a pulverized coal outlet of the feeder is connected with a feed port of the reactor; an air inlet of the reactor is connected with the air intake control channels; the heating control module comprises one or more heating furnaces; and the reactor is arranged in a heating furnace. By adopting the device, the combustion, gasification and themolysis properties under multiple conditions (temperature, atmosphere, heating rate and the like) of pulverized coals at various metamorphic grades can be inspected.
Description
Technical field
The utility model relates to a kind of coal dust thermal transition experimental rig, relates in particular to the multi-functional basic research device of a kind of coal dust thermal transition.
Background technology
No matter the use of coal is burning, gasification or pyrolysis, is all the process of thermal transition of carrying out at a certain temperature, and the main distinction is that target product is different.The difference of target product has determined that atmosphere, temperature, heating rate and the type of reactor of thermal transition is also different.For the efficient clean utilization coal resources are mankind's service, the fundamental researches such as the chemical reaction mechanism for coal in thermal conversion processes, the conversion of harmful element and metastatic rule seem extremely important, although the mankind use and have studied coal for a long time, but along with the variation of coal, the renewal of technique and the raising of environmental requirement, particularly necessary for the further understanding of the thermal transition rule of coal (especially low-rank coal).This just needs and can for thermal transition fundamental research under the many conditions of coal provides the platform of a convenience and high-efficiency, also there is no such platform in prior art.
Summary of the invention
The purpose of this utility model is to provide a kind of convenience, the efficient multi-functional basic research device of coal dust thermal transition.
The purpose of this utility model is achieved through the following technical solutions:
The multi-functional basic research device of coal dust thermal transition of the present utility model comprises gas circuit control module, charging control module, heating control module and reactor module;
Described gas circuit control module comprises multichannel air inlet control gas circuit;
Described charging control module comprises feeder, coal dust material loader, is provided with step-by-step controller between described feeder and coal dust material loader, and the air inlet of feeder is controlled gas circuit with described air inlet and is connected;
Described reactor module comprises reactor, and the discharge of described feeder is connected with the charging aperture of described reactor, and the air inlet of described reactor is controlled gas circuit with described air inlet and is connected;
Described heating control module comprises one or more heating furnaces, and described reactor is placed in described heating furnace.
Can be found out by the technical scheme that above-mentioned the utility model provides, the multi-functional basic research device of the coal dust thermal transition that the utility model embodiment provides, owing to comprising gas circuit control module, charging control module, heating control module and reactor module, can carry out to the coal dust of different rank burning, gasification and the pyrolysis character of (temperature, atmosphere, heating rate etc.) under many conditions and investigate.
Description of drawings
The structural representation of the multi-functional basic research device of coal dust thermal transition that Fig. 1 provides for the utility model embodiment;
Fig. 2 a is the structural representation of fixed bed reactors in the utility model;
Fig. 2 b is the structural representation of fluidized-bed reactor in the utility model;
Fig. 2 c is the structural representation of entrained-flow reactor in the utility model.
In figure: 1, feeder, 2, the coal dust material loader, 3, step-by-step controller, 4, heating furnace, 5, reactor; 6, coal dust, 7, oxygen and steam, 8, synthesis gas.
The specific embodiment
The below will be described in further detail the utility model embodiment.
The multi-functional basic research device of coal dust thermal transition of the present utility model, its better specific embodiment is:
Comprise gas circuit control module, charging control module, heating control module and reactor module;
Described gas circuit control module comprises multichannel air inlet control gas circuit;
Described charging control module comprises feeder, coal dust material loader, is provided with step-by-step controller between described feeder and coal dust material loader, and the air inlet of feeder is controlled gas circuit with described air inlet and is connected;
Described reactor module comprises reactor, and the discharge of described feeder is connected with the charging aperture of described reactor, and the air inlet of described reactor is controlled gas circuit with described air inlet and is connected;
Described heating control module comprises one or more heating furnaces, and described reactor is placed in described heating furnace.
Described reactor is fixed bed reactors, fluidized-bed reactor or entrained-flow reactor.
In described fluidized-bed reactor, fine quartz sand is housed.
Described reactor is quartz reactor.
Described coal dust material loader is transparent glass tube.
Described feeder is the double-layer stainless steel pipe, and outer stainless steel tube is controlled gas circuit with described air inlet and is connected, and inner layer stainless steel tube is connected with the charging aperture of described reactor.
The multi-functional basic research device of coal dust thermal transition of the present utility model can carry out to the coal dust of different rank burning, gasification and the pyrolysis character of (temperature, atmosphere, heating rate etc.) under many conditions and investigate.It is a kind of experimental stand of studying thermal transition product, character and efficient under the many conditions of wide granularity coal dust.Mainly use dissimilar reactor under normal pressure coal dust is carried out thermal conversion reaction, main applicable operating temperature range is not more than 1200.
Process of the test of the present utility model is:
After having selected reactor and having determined that experiment is regulated, first a certain amount of coal dust is joined in the coal dust material loader of charging control module, then tighten sealing, feeder controls with air inlet the carrier gas (as argon gas) that gas circuit is connected and passes into certain flow, then discharge is connected to the porch of reactor by flexible pipe, after other parts check that all connection is complete, can put into heating furnace to reactor and carry out heat temperature raising.After assigned temperature is stable, just can begin experiment according to the good feed rate charging of prior debugging.
As preferably, solid phase acinous heat transfer medium (fine quartz sand) is housed in fluidized-bed reactor, cheap and easy to get, heat-transfer effect is good, easily fluidisation.
As preferably, quartz reactor is selected in non-pressurised reaction, transparent high temperature resistant, and moderate cost can be processed into various process structures as required.
As preferably, non-pressurised experiment coal dust material loader is selected well-illuminated glass tube, can observe at any time the coal dust feed state.
Specific embodiment:
As shown in Fig. 1, Fig. 2 a, Fig. 2 b, Fig. 2 c, at first add the appropriate quartz sand of processing as fluidizing agent in reactor, improve the mass-and heat-transfer effect of thermal response.Then pass into the cooling water (pyrolytic reaction does not occur the protection coal dust) of reactor cold water pipe constant flow before entering reaction zone.The glass tube that quantitative coal sample is housed and double-layer stainless steel pipe are connected, then be connected with the gas path plate outlet that mixes up gas flow, gas enters the outer tube of double-layer stainless steel pipe, flow out from inner layer pipe, at this time due to the mouth of pipe of stainless steel tube and coal dust layer surface distance (also being not activated step-by-step controller) far away, so air-flow can not carry out coal dust.The gas vent of feed module is connected to reactor with the feeding mouth of water collar, and then draw from the gas circuit template bottom that another road gas (low concentration oxygen) accesses reactor, one of this strand gas is to provide the gasifying agent (also can add simultaneously steam) that gasification reaction is used, and another function is exactly the fluidizing gas as the quartzy sand of fluidisation.Fluidizing gas can not access reactor early than feed gas, otherwise fluidizing gas is easy to sand is blown into the less feed pipe of bore, results in blockage.At this time, under overall the inspection, whether whole system has gas leak phenomenon, then reactor is slowly put into heating furnace, is heated to assigned temperature (as 1000 ° of C).At temperature stabilization after, just can start the step-by-step controller of feed module, begin the Quick-gasifying reaction according to the speed that mixes up in advance to reactor input coal dust.Simultaneously, carry out the Collection and analysis of liquid, gas in the exit of reactor.After having reacted, for fast cooling, can propose fast high-temperature furnace body to reactor and carry out fast cooling.After cooling, collect the analysis that the semi-coke that has not reacted continues chemistry and physical property.
The above; it is only the better specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement are within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. the multi-functional basic research device of coal dust thermal transition, is characterized in that, comprises gas circuit control module, charging control module, heating control module and reactor module;
Described gas circuit control module comprises multichannel air inlet control gas circuit;
Described charging control module comprises feeder, coal dust material loader, is provided with step-by-step controller between described feeder and coal dust material loader, and the air inlet of feeder is controlled gas circuit with described air inlet and is connected;
Described reactor module comprises reactor, and the discharge of described feeder is connected with the charging aperture of described reactor, and the air inlet of described reactor is controlled gas circuit with described air inlet and is connected;
Described heating control module comprises one or more heating furnaces, and described reactor is placed in described heating furnace.
2. the multi-functional basic research device of coal dust thermal transition according to claim 1, is characterized in that, described reactor is fixed bed reactors, fluidized-bed reactor or entrained-flow reactor.
3. the multi-functional basic research device of coal dust thermal transition according to claim 2, is characterized in that, in described fluidized-bed reactor, fine quartz sand is housed.
4. the multi-functional basic research device of coal dust thermal transition according to claim 2, is characterized in that, described reactor is quartz reactor.
5. the multi-functional basic research device of coal dust thermal transition according to claim 1, is characterized in that, described coal dust material loader is transparent glass tube.
6. the multi-functional basic research device of coal dust thermal transition according to claim 1, is characterized in that, described feeder is the double-layer stainless steel pipe, and outer stainless steel tube is controlled gas circuit with described air inlet and is connected, and inner layer stainless steel tube is connected with the charging aperture of described reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726557 CN203018063U (en) | 2012-12-25 | 2012-12-25 | Pulverized coal thermal transition multifunctional fundamental research device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726557 CN203018063U (en) | 2012-12-25 | 2012-12-25 | Pulverized coal thermal transition multifunctional fundamental research device |
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| Publication Number | Publication Date |
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| CN203018063U true CN203018063U (en) | 2013-06-26 |
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| CN 201220726557 Expired - Fee Related CN203018063U (en) | 2012-12-25 | 2012-12-25 | Pulverized coal thermal transition multifunctional fundamental research device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238424A (en) * | 2015-11-20 | 2016-01-13 | 昆明电研新能源科技开发有限公司 | Recognition device for biomass destructive distillation carbonization process |
| CN105255520A (en) * | 2015-11-24 | 2016-01-20 | 中国矿业大学(北京) | Device and system for gasification/thermolysis combined test of high-temperature entrained-flow bed |
-
2012
- 2012-12-25 CN CN 201220726557 patent/CN203018063U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105238424A (en) * | 2015-11-20 | 2016-01-13 | 昆明电研新能源科技开发有限公司 | Recognition device for biomass destructive distillation carbonization process |
| CN105238424B (en) * | 2015-11-20 | 2018-06-05 | 昆明电研新能源科技开发有限公司 | Biomass carbonization carbonizes the identification device of process |
| CN105255520A (en) * | 2015-11-24 | 2016-01-20 | 中国矿业大学(北京) | Device and system for gasification/thermolysis combined test of high-temperature entrained-flow bed |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20151225 |
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| EXPY | Termination of patent right or utility model |