CN106124357B - A kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling - Google Patents
A kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling Download PDFInfo
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- CN106124357B CN106124357B CN201610524823.3A CN201610524823A CN106124357B CN 106124357 B CN106124357 B CN 106124357B CN 201610524823 A CN201610524823 A CN 201610524823A CN 106124357 B CN106124357 B CN 106124357B
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- 239000003245 coal Substances 0.000 title claims abstract description 255
- 238000005070 sampling Methods 0.000 title claims abstract description 85
- 238000010438 heat treatment Methods 0.000 title claims abstract description 79
- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 230000003647 oxidation Effects 0.000 title claims abstract description 32
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 32
- 239000007789 gas Substances 0.000 claims abstract description 107
- 238000009413 insulation Methods 0.000 claims abstract description 80
- 238000012546 transfer Methods 0.000 claims abstract description 65
- 238000002474 experimental method Methods 0.000 claims abstract description 60
- 238000009826 distribution Methods 0.000 claims abstract description 23
- 230000005484 gravity Effects 0.000 claims abstract description 14
- 239000000523 sample Substances 0.000 claims description 239
- 238000002156 mixing Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 16
- 238000009422 external insulation Methods 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 239000010425 asbestos Substances 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052895 riebeckite Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000010183 spectrum analysis Methods 0.000 claims description 2
- 210000003516 pericardium Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 15
- 238000012544 monitoring process Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- 239000003546 flue gas Substances 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
- 238000004088 simulation Methods 0.000 description 26
- 238000006213 oxygenation reaction Methods 0.000 description 20
- 238000004458 analytical method Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 239000012495 reaction gas Substances 0.000 description 6
- 230000002269 spontaneous effect Effects 0.000 description 6
- 238000002411 thermogravimetry Methods 0.000 description 6
- 238000004566 IR spectroscopy Methods 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000007605 air drying Methods 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000000643 oven drying Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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- 238000007599 discharging Methods 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/22—Fuels; Explosives
- G01N33/222—Solid fuels, e.g. coal
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- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of multi-functional coal sample heating and oxidation rule test platforms of automatic sampling, comprising: distribution intake section, for automatically controlling the flow and ratio of the various gases that will flow into described device, mixed gas is then introduced into corresponding test run portion；Test run portion mainly includes heat transfer coal sample tank and insulation coal sample tank etc., is provided with gravity sensor, temperature sensor etc. on heat transfer coal sample tank and insulation coal sample tank.While carrying out the test of coal sample heating and oxidation rule, can be to the weight of the coal sample of coal sample tank, the states such as temperature carry out real-time monitoring, the coal sample sampler carried simultaneously by device, it may be implemented to carry out automatic sampling to the coal sample under different temperatures, it avoids in sampling process, high-temperature flue gas overflows bring harm.Automatic distributing not only may be implemented by the control for control cabinet in the present invention, automatic to test, and automatic sampling is automatic to be closed, and can also realize the automatic heat radiation after experiment.
Description
Technical field
The present invention relates to a kind of surveys of the multi-functional coal sample heating and oxidation rule of analysis of coal sample field more particularly to automatic sampling
Try platform.
Background technique
China be in the world a few using coal as one of country of main energy sources, while be also world's producing coal it is big
State.Coal accounts for 76% in the disposable energy-consuming in China, and highly important status is occupied in national economy.Spontaneous combustionof coal meeting
Serious consequence is caused, the safety in production of mine and the physical and mental health of miner are on the one hand threatened；On the other hand, can also freeze a large amount of
Coal resources, burn underground equipment.Therefore, it is necessary to take effective ways and means go prevent spontaneous combustionof coal, however in order to
The reason of spontaneous fire of prevention coal just must more be apparent from its ignition and rule.But due to the shape of spontaneous combustionof coal
At reason complexity, with the degree of metamorphism of coal, molecular structure, lithotype of coal, the granularity of coal and pore structure, sulfur content, moisture etc.
Factor has relationship.So it is more comprehensive real to need a set of performance that can be matched with other experimental facilities functions at present
Platform is tested, the heating and oxidation rule of coal can be tested, more accurately in this way to prevent the generation of spontaneous combustionof coal disaster.
At this stage, the test of coal sample heating and oxidation rule is mostly based on temperature programming and both means of testing of adiabatic oxygenation, phase
Self-contained unit each other, and only get on temperature-raising characteristic curve, law of heat release and the coal sample oxygen of coal sampling from macroscopic aspect
Change the index gas changing rule etc. generated, scarce ignore considers coal sample stacking provisions, molecular structure to it from microcosmic point
The influence of spontaneous fire.Moreover, traditional coal sample heating and oxidation test platform is when choosing coal sample required for microcosmos experiment, it is past
It is past time-consuming, arduously, it is also accompanied by high-temperature gas and overflows the risk hurted sb.'s feelings.Meanwhile it being answered also due to not accounting for mine gas ingredient
This miscellaneous reality, test result are more unilateral.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of automatic sampling multi-functional coal sample
Heating and oxidation rule test platform, it is effective to simulate coal sample heat transfer heating and adiabatic oxygenation, while can also mutually be tied with thermogravimetric test
It closes, is also infrared spectroscopy while realizing automatic sampling, it is convenient that x-ray diffraction experiment sampling provides, cost is being saved,
While improving efficiency, the safety of operation more ensure that.
In order to solve the above technical problems, the present invention program includes:
A kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling comprising for controlling test platform fortune
Capable control centre, wherein include:
Distribution intake section, for automatically controlling the flow and ratio of the various gases that will flow into described device, and by its
It is mixed, mixed gas is then introduced into corresponding test run portion；
Test run portion includes external insulation cabinet, is provided with the interior Heat Insulation Experiment case with sample tap in external cabinet absolutely
Body, is provided with heat transfer coal sample tank and insulation coal sample tank in interior Heat Insulation Experiment cabinet, and heat transfer coal sample tank is all provided with being insulated on coal sample tank
It is equipped with gravity sensor, heat transfer coal sample tank and insulation coal sample tank are each configured with an automatic sampling mechanism, heat transfer coal sample tank and absolutely
High density alumina silicate fibre layer, temp probe are provided in hot coal sample tank, heat transfer coal sample tank passes through heat transfer coal pipeline, insulation coal
Sample tank is connected with control centre respectively by being insulated coal pipeline, and heat transfer coal pipeline, insulation coal pipeline pass through a cooling body,
It is respectively arranged with corresponding valve on heat transfer coal pipeline, insulation coal pipeline, is insulated on coal pipeline and is provided with a calorimeter；Interior insulation is real
Having heaters is set in tryoff body, and temperature sensor, gravity sensor, temperature sensor, temp probe are logical with control centre
Letter connection, external insulation cabinet is interior to be arranged having heaters, and temperature sensor, gravity sensor, temperature sensor, temp probe are equal
It is communicated to connect with control centre.
The multi-functional coal sample heating and oxidation rule test platform, wherein above-mentioned distribution intake section includes at least one
Main line and several bye-passes are provided with air compressor, main road voltage-stablizer, main road flow stabilizing valve, main road pressure on main line
Table and main road air flow meter are provided with gas cylinder, branch voltage-stablizer, branch flow stabilizing valve, branch pressure table and branch on bye-pass
Air flow meter, main line are connected with a connecting line with several bye-passes, and threeway exhaust is provided on connecting line
Valve, the connecting line other end are connected with a mixing chamber, and a steam pipework is provided on mixing chamber, is provided on steam pipework
One steam generator, vapor pressure stabilization valve, steam flow stabilizing valve, steam pressure gauge and steam-flow meter are provided with first on mixing chamber
Pipeline and the second pipeline, the first pipeline are connected with heat transfer coal sample tank, and the second pipeline is connected with insulation coal sample tank, the first pipe
Mixed gas humidity measuring apparatus, mixed gas pressure maintaining valve, mixed air-flow meter, shut-off valve, coal sample pressure are respectively arranged on road, the second pipeline
Table.
The multi-functional coal sample heating and oxidation rule test platform, wherein interior Heat Insulation Experiment cabinet side be provided with by
Multiple heaters surround the heating part formed, and the first pipeline passes through heating part and is connected with heat transfer coal sample tank, is arranged in heating part
There is internal fan, heater, internal fan are communicated to connect with control centre；Outer Heat Insulation Experiment cabinet side is provided with by multiple
Heater surrounds the heating part formed, and the second pipeline passes through heating part and is connected with insulation coal sample tank, is provided in heating part outer
Portion's fan, heater, external fan are communicated to connect with control centre.
The multi-functional coal sample heating and oxidation rule test platform, wherein above-mentioned control centre includes host computer, upper
Machine and a gas chromatographicanalyzer communicate to connect, and heat transfer coal pipeline, insulation coal pipeline are connected with gas chromatographicanalyzer；Outside
The control cabinet for placing display control instrument is provided on the exhausted cabinet in portion, control cabinet and host computer communicate to connect.
The multi-functional coal sample heating and oxidation rule test platform, wherein above-mentioned automatic sampling mechanism includes that sampling is recessed
Slot and sampling line, sampling line is corresponding with sampling groove, samples and is provided with transmission device on groove, is arranged on transmission device
There is mobile dentation sampler, dentation sampler can protrude into corresponding tank body, and sampling groove side is provided with sampling blower, with
Dentation sampler is moved to below sampling line, and the coal sample on dentation sampler is blown into sampling line by starting sampling blower,
Enter coal sample collector with sampling line.
The multi-functional coal sample heating and oxidation rule test platform, wherein above-mentioned coal sample collector includes vertical shaft, vertical shaft
On be provided with several horizontal axis being able to rotate, the both ends of horizontal axis are separately provided for collecting the containing tube of coal sample.
The multi-functional coal sample heating and oxidation rule test platform, wherein above-mentioned insulation coal sample tank uses glass fibre
The Dewar bottle of material, double-layer structural, and surfaces externally and internally is zinc-plated, is vacuum in tank；Above-mentioned heat transfer coal sample tank is oxygen-free copper material
Asbestos gauge is installed in cylindrical tank, bottom and top；Temp probe is platinum wire temperature probe, is arranged in corresponding tank body
Portion.
A kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling provided by the invention mentions automatically realizing
Take, store coal sample while, not only can by computer adjusting gas flow so that more gas mix, can also use steam
Generator effectively adjusts the humidity of air, preferably to simulate the gaseous environment of underground, while while focusing on safe
In conjunction with thermogravimetric test and X-ray diffraction, the demand of infrared spectroscopy experiment, in the interior Heat Insulation Experiment cabinet with sample tap, conduct heat coal
There are the sampling groove for being easy to take coal sample and sampling to be open on sample tank and insulation coal sample tank, ensure that effective control multiple gases are fixed
While amount mixes, guarantees the good airtightness of gas circuit, reduces the cost of simulation process, additionally it is possible to simplify the people in simulation process
Work operation, reduces human error, improves the accuracy and efficiency of simulation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of multi-functional coal sample heating and oxidation rule test platform in the present invention；
Fig. 2 is the schematic diagram of automatic sampling mechanism in the present invention；
Fig. 3 is the schematic diagram of the section structure of automatic sampling mechanism in the present invention；
Wherein, 1: air compressor, 2: main road pressure maintaining valve, 3: main road flow stabilizing valve, 4: main road pressure gauge, 5: gas cylinder, 6: branch
Road air flow meter, 7: three-way exhaust valve door, 8: steam generator, 9: mixing chamber, 10: mixed gas humidity measuring apparatus, 11: external exhausted
Hot tank body, 12: interior Heat Insulation Experiment cabinet, 13: interior heater, 14: external heater 15: internal fan, 16: gravity sensitive
Device, 17: heat transfer coal sample tank, 18: insulation coal sample tank, 19: temp probe, 20: internal temperature sensor, 21: high density alumina silicate
Fibrous layer, 22: automatic sampling device, 23: sampling line, 24: coal sample collector, 25: control cabinet, 26: calorimeter, 27: cooling
Mechanism, 28: gas chromatographicanalyzer, 29: host computer, 30: sampling groove, 31: transmission device, 32: sampling blower, 33: heat transfer
Coal pipeline, 34: insulation coal pipeline, 35: main road air flow meter, 36: branch voltage-stablizer, 37: branch flow stabilizing valve, 38: branch pressure
Power table, 39: vapor pressure stabilization valve, 40: steam flow stabilizing valve, 41: steam pressure gauge, 42: steam-flow meter, 43: the first pipelines, 44:
Second pipeline, 45: mixed gas pressure maintaining valve, 46: mixed air-flow meter, 47: shut-off valve, 48: coal sample pressure gauge, 50: dentation sampler,
51: vertical shaft, 52: horizontal axis, 53: containing tube, 54: external temperature sensor, 55 external fans.
Specific embodiment
It is of the invention to make the present invention provides a kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling
Purpose, technical solution and effect are clearer, clear, and the present invention is described in more detail below.It should be appreciated that this place is retouched
The specific embodiment stated is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling, as shown in Figure 1,
It includes the control centre for controlling test platform operation characterized by comprising
Distribution intake section, for automatically controlling the flow and ratio of the various gases that will flow into described device, and by its
It is mixed, mixed gas is then introduced into corresponding test run portion；
Test run portion includes external insulation cabinet 11, and it is real that the interior insulation with sample tap is provided in external insulation cabinet 11
Tryoff body 12 and heat transfer coal sample tank 17, are provided with insulation coal sample tank 18 in interior Heat Insulation Experiment cabinet 12, heat transfer coal sample tank 17 and absolutely
Gravity sensor 16 is provided on hot coal sample tank 18, heat transfer coal sample tank 17 is each configured with one with insulation coal sample tank 18 and takes automatically
It is provided with high density alumina silicate fibre layer 21, temp probe 19 in model machine structure 22, heat transfer coal sample tank 17 and insulation coal sample tank 18,
Heat transfer coal sample tank 17 is connected with control centre by heat transfer coal pipeline 33, insulation coal sample tank 8 by being insulated coal pipeline 34 respectively,
Coal pipeline 33, insulation coal pipeline 34 conduct heat by a cooling body 27, is set respectively on the coal pipeline 33 that conducts heat, insulation coal pipeline 34
It is equipped with corresponding valve, is insulated on coal pipeline 34 and is provided with a calorimeter 26；Internal temperature is provided in interior Heat Insulation Experiment cabinet 12
Sensor 20, gravity sensor 16, internal temperature sensor 20, temp probe 19 are communicated to connect with control centre.
In another preferred embodiment of the present invention, above-mentioned distribution intake section includes at least one main line and several branch
Pipeline is provided with air compressor 1, main road voltage-stablizer 2, main road flow stabilizing valve 3, main road pressure gauge 4 and main road air on main line
Flowmeter 35 is provided with gas cylinder 5, branch voltage-stablizer 36, branch flow stabilizing valve 37, branch pressure table 38 and branch air on bye-pass
Flowmeter 6, main line are connected with a connecting line with several bye-passes, and three-way exhaust valve door is provided on connecting line
7, the connecting line other end is connected with a mixing chamber 9, and a steam pipework is provided on mixing chamber 9, is provided on steam pipework
One steam generator 8, vapor pressure stabilization valve 39, steam flow stabilizing valve 40, steam pressure gauge 41 and steam-flow meter 42, on mixing chamber 9
It is provided with the first pipeline 43 and the second pipeline 44, the first pipeline 43 is connected with heat transfer coal sample tank 17, the second pipeline 43 and insulation
Coal sample tank 18 is connected, and mixed gas humidity measuring apparatus 10, mixed gas pressure maintaining valve are respectively arranged on the first pipeline 43, the second pipeline 44
45, mixed air-flow meter 46, shut-off valve 47, coal sample pressure gauge 48.
Further, interior 12 side of Heat Insulation Experiment cabinet, which is provided with, surrounds the heating formed by multiple interior heaters 13
Portion, the first pipeline 43 pass through heating part and are connected with heat transfer coal sample tank 17, and internal fan 15, inside heating are provided in heating part
Device 13, internal fan 15 are communicated to connect with control centre.
Further, outer 11 side of Heat Insulation Experiment cabinet, which is provided with, surrounds the heating formed by multiple external heaters 14
Portion, the second pipeline 44 pass through heating part and are connected with insulation coal sample tank 18, and external fan 55, outside heating are provided in heating part
Device 14, external fan 55 are communicated to connect with control centre.
Further, above-mentioned control centre includes host computer 29, and host computer 29 can be using PC machine, laptop etc.
Equipment, host computer 29 and a gas chromatographicanalyzer 28 communicate to connect, heat transfer coal pipeline 33, insulation coal pipeline 34 with gas phase color
Spectrum analysis instrument 28 is connected；The control cabinet 25 for placing display control instrument, control cabinet are provided on external insulation cabinet 11
25 communicate to connect with host computer 29.
Further, as shown in Figure 2 and Figure 3, above-mentioned automatic sampling mechanism includes sampling groove 30 and sampling line
23, sampling line 23 is corresponding with sampling groove 30, samples and is provided with transmission device 31 on groove 30, transmission device 31 can be adopted
With belt sample transferring device, it is provided with mobile dentation sampler 50 on transmission device 31, dentation sampler 50 can protrude into correspondence
In tank body, sampling 30 side of groove is provided with sampling blower 32, is moved to 23 lower section of sampling line, starting with dentation sampler 50
Coal sample on dentation sampler 50 is blown into sampling line 23 by sampling blower 32, enters coal sample collector with sampling line 23
24。
Further, above-mentioned coal sample collector includes vertical shaft 51, several horizontal axis being able to rotate are provided on vertical shaft 51
52, the both ends of horizontal axis 52 are separately provided for collecting the containing tube 53 of coal sample.
Further, above-mentioned insulation coal sample tank 18 uses the Dewar bottle of glass fibre material, double-layer structural, and interior appearance
Face is zinc-plated, is vacuum in tank；Above-mentioned heat transfer coal sample tank 17 is the cylindrical tank of oxygen-free copper material, and asbestos are installed in bottom and top
Net；Temp probe 19 is platinum wire temperature probe, and the middle part of corresponding tank body is arranged in.
In order to which the present invention is described in further detail, it is exemplified below more detailed embodiment and is illustrated.
It can be with the multi-functional coal sample heating and oxidation rule test platform architecture of automatic sampling for one kind of the embodiment of the present invention
Schematic diagram.One kind of the embodiment of the present invention can be surveyed as can be seen from Figure 1 with the multi-functional coal sample heating and oxidation rule of automatic sampling
The general structure for trying platform, including distribution intake section, temperature control part, coal sample heats up experimental provision, automatic sampling portion, instead
Answer gas collecting analysis portion, this 6 parts of data acquisition process portion.
In one embodiment, coal sample heating experimental provision is main experimental provision, has heat transfer heating simulation system, absolutely
Thermal oxide simulation system and thermogravimetric test form, and wherein distribution intake section, temperature control part, automatic sampling portion, reaction gas are adopted
Set analysis portion, data acquisition process portion are heat transfer heating simulation system, and adiabatic oxygenation simulation system institute is public.
Specifically, the present invention in distribution intake section include air compressor 1, several pressure maintaining valves, several flow stabilizing valves,
8, several pressure gauges, several gas cylinders, several air flow meters, several threeway gas valves and a steam generator mixed gas
Room 9 and a mixed gas humidity measuring apparatus 10.Air inlet distribution portion is mainly used for: by control cabinet 25 to instrument such as pressure maintaining valve, flow stabilizing valves
The control of table realizes the distribution for automatically adjusting various gases and gas supply, makes up to preset flow and ratio, via
The mixing of mixing chamber 9 reaches various pieces by corresponding pipeline.In present embodiment, vapor is provided by steam generator 8,
Remaining each experimental gas such as O2,CO2,N2,CH4Deng there is corresponding gas cylinder 5 provide.Pressure maintaining valve, flow stabilizing valve, pressure gauge, threeway ventilation
The instrument such as valve 7, air flow meter are both needed to be correspondingly arranged.
Temperature control part in the present invention includes external insulation cabinet 11, the interior Heat Insulation Experiment cabinet 12 with sample tap, interior
Portion's heater 13, external heater 14, the first pipeline 43, the second pipeline 44, internal fan 15, multiple internal temperature sensors 20
Deng.Temperature control part of the present invention is mainly: by computer program come internal in the interior Heat Insulation Experiment case 12 of control strip sample tap
The temperature of 11 inside and outside heater 14 of heater 13 or external insulation cabinet makes internal heating by the control of control cabinet 25
Device 13, the temperature of external heater 14 and heating mode are identical as experimental design, while environment temperature and the first pipeline 43,
Temperature in second pipeline 44 leads to more internal temperature sensors 20, external temperature sensor 54, feeds back to control cabinet 25 to real
Apply the intelligent monitoring of temperature.And then realize heating, the Automatic control and measure of constant temperature.
Coal sample heating experimental provision in the present invention mainly includes gravity sensor 16, heat transfer coal sample tank 17, insulation coal sample
Tank 18, multiple temp probes 19.Coal sample heating experimental provision of the present invention is the core apparatus in the present invention, for carrying out thermogravimetric reality
It tests, conduct heat heating experiment and adiabatic oxygenation experiment.By the detection to gravity sensor 16, control cabinet 25 is fed back out with effective
Carry out coal sample tank weight to change with the variation of temperature.Simultaneously temp probe 19 can effectively react heat transfer coal sample tank 17, absolutely
The temperature of hot coal sample tank 18, control cabinet 25 are bent with the temperature change for reflecting coal sample in heat transfer heating and adiabatic oxygenation two experiments
Line.
Automatic sampling portion in the present invention is automatic sampling device 22, and automatic sampling device 22 specifically includes that probe tube
Road 23 and coal sample collector 24.This part is primarily implemented under corresponding set temperature real to heat transfer heating experiment and adiabatic oxygenation
Coal sample in testing is sampled.Coal sample is taken out in the temperature of setting by the control automatic sampling device 22 of engineering software, and
Coal sample is transported in sampling line 23, coal sample is delivered to coal sample collector by sampling line 23 by sampling blower 32
24。
Reaction gas collection analysis portion in the present invention mainly includes calorimeter 26, cooling body 27, gas chromatographic analysis
Instrument 28.Reaction gas collection analysis portion in the present invention is mainly used for measuring in adiabatic oxygenation experiment simulation, coal sample autothermal oxidation
The gas collection generated in generated heat, and will conduct heat heating and adiabatic oxygenation experiment, it is cooling simultaneously to be analyzed, react life
At gas from heat transfer coal sample tank 17, insulation coal sample tank 18 in generate, through air delivering pipeline 14, cooled down by cooling device 27, enter
Gas chromatographicanalyzer 28, then it is automatically performed by gas chromatographicanalyzer 28 analysis and detection of gas, and record corresponding number
According to.
Data acquisition process portion in the present invention is mainly made of host computer 29, and host computer 29 can be PC machine, PC machine 29
The temp probe 19 in the gas chromatographicanalyzer 28 and coal sample heating experimental provision in reaction gas collection analysis portion is connected,
Gravity sensor 16, interior heater 13, external heater 14, internal temperature sensor 20, external temperature in temperature control part
Spend sensor 54.It is mainly used for various sensors, the storage of data obtained by instrument, record and analysis.
As shown in Figure 2 and Figure 3, it is substantially run for automatic sampling device 22 of the present invention are as follows: sample is by dentation sampler
50 take out, and communicated device 31 send sample to the sampling groove 30 of the sampling line 23 manufactured by glass material, via taking
Sample blower 32 provides wind-force, at sample delivery to coal sample collector 24.
Above each component/equipment introduction is as follows.
Distribution intake section of the present invention: air compressor 1 is for compressed air and to provide the gas of certain pressure；Pressure maintaining valve
It is for seeing that the pressure by experimental gas is set in range；Flow stabilizing valve is for will be by the gas flow of this each valve in list
A setting value is controlled in the time of position；Pressure gauge is for measuring simultaneously indicative for environments pressure；Several gas cylinders are for providing experiment
Required designated gas；Air flow meter is for the air mass flow of sucking is converted into electric signal, when being used to measurement unit
The interior gas flow for flowing through instrument；Threeway gas valve is the gas that standard is not inconsistent for discharging；One steam generator 8
It is to provide specific humidity for providing certain vapor for experimental gas；One mixing chamber 9 is for being sufficiently mixed experiment
Gas；Mixed gas humidity measuring apparatus 10 is the humidity for measurement experiment gas；Control cabinet 25 is control interior heater 13 to change
Become the temperature in the interior Heat Insulation Experiment cabinet 12 of sample tap, controls the flow of experimental gas, show detected by each sensor
Data.
Temperature control part in the present invention: external insulation cabinet 11 uses heat-insulating material to provide second protection for experiment；Band
The interior Heat Insulation Experiment cabinet 12 of sample tap guarantees that heat is not outer using heat-insulating material and dissipates, while the design of included sample tap conveniently takes
Sample；Interior heater 13 is for controlling the temperature in the interior Heat Insulation Experiment cabinet 12 with sample tap；Internal temperature sensor 20
It is for detecting the temperature in the interior Heat Insulation Experiment cabinet 12 with sample tap；External heater 14 is for controlling external insulation reality
Temperature in tryoff body 11；External temperature sensor 54 is for detecting the temperature in external insulation experimental box body 11；First pipe
Road 43, the second pipeline 44 are while to take thermal conductivity and corrosion-resistant preferable brass material is conveniently real for conveying gas
Test gas heat-transfer；Internal fan 15, external fan 55 are to divide for radiating, while also for the intracorporal heat of balance test case
Cloth；Control cabinet 25 is to control interior heater 13, external heater 14 to change interior Heat Insulation Experiment case 12, external insulation experimental box
Temperature in 11, while also can control the flow of experimental gas, while showing data detected by each sensor.At this
Control cabinet 25 is public for distribution intake section, temperature control part in embodiment.
Coal sample heating experimental provision in the present invention: gravity sensor 16 is for detecting the intracorporal coal sample weight of corresponding tank
Change with the variation of temperature；Heat transfer coal sample tank 17 is the capital equipment for carrying out heat transfer heating experiment；It is insulated coal sample tank
18 be the capital equipment for carrying out adiabatic oxygenation experiment；Multiple temp probes 19 are the temperature for detecting coal sample in coal sample tank
Degree.Automatic sampling device 22 is the control by engineering software, reaches setting in heat transfer coal sample tank 17 or insulation coal sample tank 18
After temperature, automatic sampling is carried out, and coal sample is transported in corresponding sample pipeline 23.One section in sampling line 23 should have one
Blower 32 is sampled, under the action of the forces of the wind, coal sample is delivered to coal sample collector 24 by sampling line 23.
Reaction gas collection analysis portion in the present invention: coal sample generates when calorimeter 26 is for measuring adiabatic oxygenation experiment
Heat, cooling body 27 is the gas that hardens for the cooling high temperature formed out of corresponding tank body；Gas chromatographicanalyzer 28 is
For detecting to the gas in coal sample tank, the result of qualitative/quantitative is obtained.Data acquisition process portion in the present invention: PC
Machine 29 is the analysis and storage for control and device generation data to whole device.In addition, it is coal that coal sample, which is test sample,
Powder or coal grain, temperature programming experiment coal sample size are that -80 mesh of 50 mesh is preferred, and it is that 80 mesh are left that adiabatic oxygenation, which tests coal sample size,
It is right.
In this experiment method, the first pipeline 43, the second pipeline 44 are the aldubra material that alloy designations are HPb59-3-2,
It is 2.2mm, pipeline wall thickness 0.80mm having a size of diameter, by being preheated in the interior Heat Insulation Experiment cabinet 12 with sample tap, so that the
One pipeline 43, the temperature of experimental gas in the second pipeline 44 are identical as set temperature.
Conduct heat coal sample tank 17, be oxygen-free copper material cylindrical tank, cylindrical base diameter be 8cm, a height of 12cm, bottom and
It is respectively 1cm apart from top base that asbestos gauge is installed at top, is filled with high density alumina silicate fibre, and middle part is equipped with a platinum filament
Temp probe.
Be insulated coal sample tank 18, use glass fibre material, double-layer structural Dewar bottle cylindrical base diameter for 8cm, it is a height of
12cm, and surfaces externally and internally is zinc-plated, is vacuum in tank, it is respectively 1cm apart from top base that asbestos gauge is installed in bottom and top, is filled out
It fills for high density alumina silicate fibre, middle part is equipped with a platinum wire temperature probe.
Automatic sampling device 22 on heat transfer coal sample tank, sampler material of main part use the preferable oxygen-free copper material of thermal conductivity
Matter.It is insulated automatic sampling device 22 on coal sample tank 18,22 material of main part of the sampler glass fibre material poor using thermal conductivity
Matter.Sampling line 23 uses resistant to high temperature, the preferable PC material of stability, and one end connects blower, and the other end connects coal sample and receives
Storage 24.Interior heater 13, external heater 14, the electromagnetic heating mode of use, there is that heat conversion is high.It is external exhausted
Hot tank body 11 and interior Heat Insulation Experiment cabinet 12 include equally cabinet and chamber door, using stainless steel inner container, pair of additional asbestos protection
Layer structure, achievees the effect that adiabatic heat-insulation.
Thermogravimetric analysis, the detailed process of heat transfer heating simulation process and adiabatic oxygenation simulation process are discussed in detail as follows.
1. thermogravimetric analysis
In order to save experimental period, while carrying out heat transfer heating simulation process and adiabatic oxygenation is simulated, designed, designed
A kind of thermogravimetric analysis test method.This method is based on gravitational thermal analysis method, but since traditional thermogravimetric analysis requires coal sample
For 2mg~5mg, balance sensitivity is 0.1 μ g, is not appropriate for heat transfer heating simulation process and adiabatic oxygenation simulation.Due to heat transfer
It is 50g-100g that heating simulation process and adiabatic oxygenation simulation, which require coal sample weight, so the sensitivity of setting gravity sensor is set
It is set to 0.1mg.So as to relative efficiency the coal sample variation with temperature measured in coal sample tank and change.
(1) coal sample is dry.The coal sample for meeting granularity is placed in vacuum oven drying, selects drying temperature Celsius for 27
Degree, drying time are 24 hours.Coal sample can also be packed into heat transfer coal sample tank 17, distribution intake section is then connected into nitrogen gas cylinder,
It adjusts control cabinet 25,13 temperature of interior heater is made to rise to 27 degree.Air drying nitrogen is passed through into heat transfer coal sample tank 17.
(2) temperature programming.The correspondence valve for closing heat transfer 17 both ends of coal sample tank, simultaneously closes off corresponding gas cylinder 5, uses control
Cabinet 25 processed adjusts interior heater 13, sets the heating rate of heater as 1 DEG C/min, sets target temperature as different types of coal
Deep oxidation phase terminal temperature.
(3) temperature of coal sample and the acquisition of weight data when testing.Control cabinet 25 is excessively to temp probe 19 and gravity-feed tank
The monitoring for answering device 16, after data are transferred to PC machine 29 by program software, the relationship of available coal sample weight and temperature.
(4) experiment terminates.After experiment, interior heater 13 is first closed by control cabinet 25, it is then corresponding to close
Gas cylinder 5, air compressor 1, then experiment chamber door is opened by control cabinet 25 and is radiated, the interior Heat Insulation Experiment cabinet 12 of mouth to be sampled
Interior temperature in safe range, after test experience instrument is intact, then instrument and equipment is stopped together.
2. heat transfer heating experiment simulation
In order to more quickly understand different coal samples in gas with various ingredient, different humidity, under the conditions of different grain size etc.
Temperature-raising characteristic curve is detected and is analyzed with the gas generated is reacted, while again can better and infrared spectroscopy and X-ray
Diffraction combines.It is ad hoc to count a kind of heat transfer elevated temperature test simulation system with second protection facility.
(1) coal sample is dry, and the coal sample for meeting granularity is placed in vacuum oven drying, selects drying temperature Celsius for 27
Degree, drying time are 24 hours.Coal sample can also be packed into heat transfer coal sample tank 17, distribution intake section is then connected into nitrogen gas cylinder,
It adjusts control cabinet 25,13 temperature of interior heater is made to rise to 27 degree.It is passed through air drying nitrogen into heat transfer coal sample tank 17, is led to
Often, drying time at normal temperature is for 24 hours.
(2) distribution air inlet.According to the parameter first set, the valve of distribution intake section is adjusted by control cabinet 25, so that real
The various composition and humidity for testing gas all meet the requirements accordingly, are sent to mixing chamber 9 through connecting line, then by pressure maintaining valve, air
The instrument detection gas such as flowmeter flow, pressure data, are finally sent to temperature control part for experimental gas by the first pipeline 43 again,
It is sent to the heating part formed by interior heater 13.
(3) temperature programmed control.Experimental gas enters temperature control part through the first pipeline 43, while being controlled by control cabinet 25
Interior heater 13 makes heater 13 according to the rate heating heating of 1 DEG C/min, until target temperature, set target temperature as
The deep oxidation phase terminal temperature of different types of coal.Enter heat transfer coal sample tank finally by the first pipeline 43, makes coal sample and High Temperature Gas
Body is reacted.
(4) automatic sampling.Control by control cabinet 25 to automatic sampling device 22, setting temperature by pulverized coal sample
Product take out, and the sampled pipeline 23 of coal sample is delivered to coal sample collector 24 by wind model and is saved.
(5) gas collecting.By the control of engineering software in PC machine 29, the coal sample in coal sample tank 17 that will conduct heat is in difference
The gas of temperature stage discharge is collected by cooling body 27 to be analyzed in gas chromatographicanalyzer 28, and by gas-chromatography
Analyzer 28 automatically records analysis the data obtained, and stores data into PC machine 29.
(6) simulation stops.After completing coal sample heating, interior heater 13 is closed by control cabinet 25, then accordingly
Gas cylinder 5, air compressor 1 are closed, then experiment chamber door is opened by control cabinet 25 and is radiated, the interior Heat Insulation Experiment case of mouth to be sampled
Temperature in body 12 in safe range, after test experience instrument is intact, turns off gas chromatograph 28 and PC machine 29 etc. and sets
Standby, which stops.
3. adiabatic oxygenation experiment simulation
(1) coal sample is dry, and the coal sample for meeting granularity is placed in vacuum oven drying, selects drying temperature Celsius for 27
Degree, drying time are 24 hours.Coal sample can also be packed into insulation coal sample tank 18, distribution intake section is then connected into nitrogen gas cylinder,
It adjusts control cabinet 25,14 temperature of external heater is made to rise to 27 degree.It is passed through air drying nitrogen into insulation coal sample tank 18, is led to
Often, drying time at normal temperature is for 24 hours.
(2) distribution air inlet.According to the parameter first set, the valve of distribution intake section is adjusted by control cabinet 25, so that real
The various composition and humidity for testing gas all meet the requirements accordingly, are sent to mixing chamber 9 through connecting line, then by pressure maintaining valve, air
Experimental gas is finally sent to insulation coal sample tank by the second pipeline 44 again by the instrument detection gas such as flowmeter flow, pressure data
18。
(3) temperature programmed control.Experimental gas enters temperature control part through the second pipeline 44, passes through control cabinet 25 and insulation coal
The coal sample temperature in 20 pairs of temp probe insulation coal sample tanks 18 in sample tank 18 detects, and adjustment control cabinet 25 controls external add
Hot device 14 makes the temperature of external heater 14 be insulated coal sample tank than being insulated low 1 DEG C of the temperature of coal sample in coal sample tank 18 always with guarantee
18 reach insulation autothermal oxidation purpose.Insulation coal sample tank 18 is finally entered by the second pipeline 44 again, carries out coal sample and gas anti-
It answers.
(4) automatic sampling.Control by control cabinet 25 to automatic sampling device 22, setting temperature by pulverized coal sample
Product take out, and the sampled pipeline 23 of coal sample is delivered to coal sample collector 24 by wind model and is saved.
(5) gas collecting.By the control of engineering software in PC machine 29, the coal sample in coal sample tank 18 will be insulated in difference
The gas of temperature stage discharge passes through calorimeter 26, and obtains the heat production value of insulation self-heating in insulation coal sample tank, then tests gas
Body passes through cooling body 27 again and collects to be analyzed in gas chromatographicanalyzer 28, and is remembered automatically by gas chromatographicanalyzer 28
Record analysis the data obtained, and store data into PC machine 29.
(6) simulation stops.After completing coal sample heating, external heater 14 is closed by control cabinet 25, then accordingly
Gas cylinder 5, air compressor 1 are closed, then experiment chamber door is opened by control cabinet 25 and is radiated, the interior Heat Insulation Experiment case of mouth to be sampled
Temperature in body 12 in safe range, after test experience instrument is intact, turns off gas chromatograph 28 and PC machine 29 etc. and sets
Standby, which stops.
Thermogravimetric analysis of the invention, heat transfer heating experiment simulation, adiabatic oxygenation experiment, which is simulated, shares temperature control part, coal sample
Elevated temperature test device, data acquisition process portion.Heat transfer heating experiment simulation of the invention, adiabatic oxygenation experiment, which is simulated, shares distribution
Intake section, temperature control part, coal sample elevated temperature test device, automatic sampling portion, data acquisition process portion, reaction gas collection analysis
Portion.The present invention can automatically control corresponding valve for the control of engineering software by PC machine 29, thus realize distribution into
The automation of gas and temperature regulation.
The present invention can not only carry out thermogravimetric analysis using gravity sensor 16, PC machine 29 and engineering software, while can also
Simulation is tested to heat up to heat transfer, the coal sample weight in adiabatic oxygenation experiment simulation is measured, and is recorded and is analyzed.
The present invention utilizes control cabinet 25, and PC machine 29 and engineering software can automatically control the flow of various gases, realizes more
The quantitative mixing of kind gas, while can also automatically be heated up by heater 13 to experimental gas, external insulation cabinet
11, interior 12 duplicate protection of Heat Insulation Experiment cabinet design can effectively prevent leaking for high-temperature gas, realize the same of automation
When, it more ensure that safety.
The present invention is preferably to serve infrared spectroscopy, and the microcosmos experiments such as X-ray diffraction are real using automatic sampling device 22
The existing automatic selection of coal sample at a set temperature.The present invention is preferably to carry out adiabatic oxygenation experiment simulation, right using PC machine 29
External temperature sensor 54 is detected, and is guaranteed that the temperature for delivering into the experimental gas of insulation coal sample tank 18 is less than and is equal to absolutely
The temperature of coal sample in hot coal sample tank 18 recycles PC machine 29 and engineering software that can automatically control the flow of various gases, realizes
Experimental gas is transmitted to insulation coal sample tank 18 by the second pipeline 44 by the quantitative mixing of multiple gases.It not only can be effective
Control multiple gases quantitatively mix, guarantee the good airtightness of gas circuit, manual operation can also be reduced, improve the essence of simulation
Degree.
Certainly, described above is only that presently preferred embodiments of the present invention is answered the present invention is not limited to enumerate above-described embodiment
When explanation, anyone skilled in the art is all equivalent substitutes for being made, bright under the introduction of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be by protection of the invention.
Claims (6)
1. a kind of multi-functional coal sample heating and oxidation rule test platform of automatic sampling comprising for controlling test platform operation
Control centre characterized by comprising
Distribution intake section for automatically controlling the flow and ratio of the various gases that will flow into test platform, and is carried out
Then mixed gas is introduced corresponding test run portion by mixing；
Test run portion includes external insulation cabinet, is provided with the interior Heat Insulation Experiment cabinet with sample tap in external cabinet absolutely, interior
It is provided with heat transfer coal sample tank and insulation coal sample tank in Heat Insulation Experiment cabinet, is provided with weight on heat transfer coal sample tank and insulation coal sample tank
Force snesor, heat transfer coal sample tank and insulation coal sample tank are each configured with an automatic sampling mechanism, heat transfer coal sample tank and insulation coal sample
High density alumina silicate fibre layer, temp probe are provided in tank, heat transfer coal sample tank is logical by heat transfer coal pipeline, insulation coal sample tank
It crosses insulation coal pipeline to be connected with control centre respectively, heat transfer coal pipeline, insulation coal pipeline pass through a cooling body, and conduct heat coal
It is respectively arranged with corresponding valve on pipeline, insulation coal pipeline, is insulated on coal pipeline and is provided with a calorimeter；Interior Heat Insulation Experiment cabinet
It is inside provided with temperature sensor, gravity sensor, temperature sensor, temp probe are communicated to connect with control centre；
Above-mentioned distribution intake section includes at least one main line and several bye-passes, be provided on main line air compressor,
Main road voltage-stablizer, main road flow stabilizing valve, main road pressure gauge and main road air flow meter are provided with gas cylinder, branch pressure stabilizing on bye-pass
Device, branch flow stabilizing valve, branch pressure table and branch air flow meter, main line and several bye-passes with a connecting line phase
It is connected to, is provided with three-way exhaust valve door on connecting line, the connecting line other end is connected with a mixing chamber, is arranged on mixing chamber
Have a steam pipework, be provided on steam pipework a steam generator, vapor pressure stabilization valve, steam temperature stream valve, steam pressure gauge with
Steam-flow meter is provided with the first pipeline and the second pipeline on mixing chamber, and the first pipeline is connected with heat transfer coal sample tank, the second pipe
Road is connected with insulation coal sample tank, be respectively arranged on the first pipeline, the second pipeline mixed gas humidity measuring apparatus, mixed gas pressure maintaining valve,
Mixed air-flow meter, shut-off valve, coal sample pressure gauge；
Above-mentioned automatic sampling mechanism includes sampling groove and sampling line, and sampling line is corresponding with sampling groove, samples groove
On be provided with transmission device, mobile dentation sampler is provided on transmission device, dentation sampler can protrude into corresponding tank body
Interior, sampling groove side is provided with sampling blower, is moved to below sampling line with dentation sampler, and starting samples blower for tooth
Coal sample on shape sampler is blown into sampling line, enters coal sample collector with sampling line.
2. multi-functional coal sample heating and oxidation rule test platform according to claim 1, which is characterized in that interior Heat Insulation Experiment
Cabinet side, which is provided with, surrounds the heating part formed by multiple heaters, and the first pipeline passes through heating part and is connected with heat transfer coal sample tank
It is logical, internal fan is provided in heating part, heater, internal fan are communicated to connect with control centre.
3. multi-functional coal sample heating and oxidation rule test platform according to claim 1, which is characterized in that external insulation is real
Tryoff body side, which is provided with, surrounds the heating part formed by multiple heaters, and the second pipeline passes through heating part and insulation coal sample tank phase
It is connected to, external fan is provided in heating part, heater, external fan are communicated to connect with control centre.
4. multi-functional coal sample heating and oxidation rule test platform according to claim 1, which is characterized in that in above-mentioned control
Pericardium includes host computer, and host computer and a gas chromatographicanalyzer communicate to connect, heat transfer coal pipeline, insulation coal pipeline with gas phase color
Spectrum analysis instrument is connected；The control cabinet for placing display control instrument, control cabinet and host computer are provided on external cabinet absolutely
Communication connection.
5. multi-functional coal sample heating and oxidation rule test platform according to claim 1, which is characterized in that above-mentioned coal sample is received
Storage includes vertical shaft, several horizontal axis being able to rotate are provided on vertical shaft, and the both ends of horizontal axis are separately provided for collecting coal sample
Containing tube.
6. multi-functional coal sample heating and oxidation rule test platform according to claim 1, which is characterized in that above-mentioned insulation coal
Sample tank is using glass fibre material, the Dewar bottle of double-layer structural, and surfaces externally and internally is zinc-plated, is vacuum in tank；Above-mentioned heat transfer coal sample
Tank is the cylindrical tank of oxygen-free copper material, and asbestos gauge is installed in bottom and top；Temp probe is platinum wire temperature probe, setting
At the middle part of corresponding tank body.
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