CN209148478U - The biological production gas simulator of different rate of decay coals - Google Patents
The biological production gas simulator of different rate of decay coals Download PDFInfo
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- CN209148478U CN209148478U CN201821647106.0U CN201821647106U CN209148478U CN 209148478 U CN209148478 U CN 209148478U CN 201821647106 U CN201821647106 U CN 201821647106U CN 209148478 U CN209148478 U CN 209148478U
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Abstract
The biological production gas simulator of different rate of decay coals, including temperature control system, infiltration simulation system, Weathered coal bio gas production system and gas-liquid two-phase collection monitoring system in situ；Infiltration simulation system in situ is connect by water supply tube assembly with Weathered coal bio gas production system；By taking tracheae component to connect with Weathered coal bio gas production system, gas-liquid two-phase collection monitoring system is connect by liquid flowing tube component with infiltration simulation system in situ gas-liquid two-phase collection monitoring system.The principles of the present invention science, experimental method is simple, and apparatus structure is compact, easy to operate, and experimental result accuracy is high, has important scientific meaning and practical value.
Description
Technical field
The utility model belongs to coal bed gas technical field of bioengineering, and in particular to a kind of biology of difference rate of decay coal
Produce gas simulator.
Background technique
Weathered coal, also known as crop coal, generally refer to be subjected to for a long time by lignite, bituminous coal and anthracite atmosphere, sunlight, sleet,
Underground water and minerals the comprehensive functions such as corrode and formed be exposed to earth's surface or the coal positioned at shallow surface.China has
Weathering coal reserves very rich estimates nearly hundred billion tons, is distributed in all parts of the country.Weathering calorific value of coal is lower, moisture and ash content
Content is higher, and activity is unstable, and use value is not high.Up to the present, it is mainly also used to produce humic acid improvement soil
Environment, the property that height is oxidized keep it lower as the utilization rate of fuel in coal industry.Thus its problem of complex utilization
It is constantly subjected to the concern of countries in the world.
Biogenesis coal bed gas is an important sources of coal bed gas, buries the features such as shallow, development cost is low.Wherein
Primary biogenic gases coal bed gas to be in incoalation early stage be using peat or lignite substrate generates in the case where flora acts on
Gas based on methane.Primary biogenic gases coal bed gas is the peat or lignite of early stage at gas matrix, and makees to it
Flora is brought by surface water seapage.No matter the coal of which kind of degree of metamorphism, it is long through physical chemistry and biology to be lifted to earth's surface
The weathering of phase is decomposed, and the peat class coal-forming material in structure composition and environmental condition all with early stage is essentially identical, therefore grinds
The biological production gas for studying carefully weathered coal has certain feasibility.By the biological production gas effect for inquiring into the weathered coal under the effect of origin bacterium
Fruit not only can be improved Coal bed gas project and obtain clear energy sources, also widened the completely new trans-utilization mode of weathered coal.
Utility model content
The utility model provides a kind of biological production gas simulator of different rate of decay coals, it is intended to simulate coal seam in-situ infiltration
Water process, coal and its contained origin bacterium by the different rate of decay of acquisition, evaluates the biological production gas energy of different rate of decay coals
Power.
In order to solve the above technical problems, the utility model provides a kind of biological production gas simulation dress of different rate of decay coals
It sets, including temperature control system, infiltration simulation system in situ, Weathered coal bio gas production system and gas-liquid two-phase acquisition monitoring system
System；
Temperature control system includes cabinet, temperature controller, first partition, second partition, third partition and the 4th partition,
Cabinet is in rectangular shape and is laterally opened structure, and cabinet is dressed up by several pieces of insulating interlayer board groups, insulating interlayer intralamellar part dress
There is line with heating function；The outside of thermal insulation separation laminate is arranged in temperature controller；First partition, second partition, third partition and the 4th every
Plate is successively horizontally disposed with box house from top to bottom；
Weathered coal bio gas production system is arranged on first partition, second partition, third partition and the 4th partition；
Infiltration simulation system in situ is connect by water supply tube assembly with Weathered coal bio gas production system；
Gas-liquid two-phase collection monitoring system by taking tracheae component to connect with Weathered coal bio gas production system, adopt by gas-liquid two-phase
Collection monitoring system is connect by liquid flowing tube component with infiltration simulation system in situ.
Weathered coal bio gas production system include shape be square No.1 sealing incubator, No. two sealing incubators,
No. three sealing incubators and No. four sealing incubators, No.1 sealing incubator are placed in first partition, No. two sealing incubators
It is placed on second partition, No. three sealing incubators are placed on third partition, and No. four sealing incubators are placed on the 4th partition
On, the lower part that No.1 seals incubator, No. two sealing incubators, No. three sealing incubators and No. four sealing incubators is horizontal respectively
It is provided with the first permeable strainer, the second permeable strainer, the permeable strainer of third and the 4th permeable strainer of stainless steel, No.1 sealing training
It supports and is respectively arranged in case, No. two sealing incubators, No. three sealing incubators and No. four sealing incubators from shallowly successively being acquired to deep
Weathered coal, the upper lateral part that No.1 seals incubator, No. two sealing incubators, No. three sealing incubators and No. four sealing incubators are equal
The air hatch of connection weathered coal upper space is offered, bottom is below the first permeable strainer, No. two in No.1 sealing incubator
Seal in incubator bottom below the second permeable strainer, in No. three sealing incubators bottom below the permeable strainer of third and four
Bottom is respectively connected with upper coarse and lower fine in coniform water conservancy diversion support tube below the 4th permeable strainer in number sealing incubator.
Infiltration simulation system in situ includes water tank, the first atomizer, the second atomizer, third atomizer, the
Four atomizers, the first U-tube, the second U-tube, third U-tube, the 4th U-tube and computer, water tank are placed on cabinet top
Portion, water tank top offer water filling port；
The setting of first atomizer seals incubator top lower surface in No.1, and the setting of the second atomizer is sealed at No. two
Incubator top lower surface, the setting of third atomizer is in No. three sealing incubator top lower surfaces, the setting of the 4th atomizer
In No. four sealing incubator top lower surfaces；
The bottom of storage tank is connect by drainage tube with the first atomizer, and drainage tube passes through top of the box and and box sealing
It connects, is successively arranged flow switch and flow controller along water (flow) direction on drainage tube, flow controller passes through control line and electricity
Brain connection；
The water conservancy diversion support tube lower end of No.1 sealing incubator bottom is connect with the water inlet end of the first U-tube, the first U-tube
Water outlet is connect by the first diversion pipe with the second atomizer；The water conservancy diversion support tube lower end of No. two sealing incubator bottoms and the
The water inlet end of two U-tubes connects, and the water outlet of the second U-tube is connect by the second diversion pipe with third atomizer；No. three close
The water conservancy diversion support tube lower end of envelope incubator bottom is connect with the water inlet end of third U-tube, and the water outlet of third U-tube passes through third
Diversion pipe is connect with the 4th atomizer；The water conservancy diversion support tube lower end of No. four sealing incubator bottoms and the water inlet of the 4th U-tube
End connection, the water outlet of the 4th U-tube is connected with the waste liquid discharge pipe of protruding cabinet, is provided with drain on waste liquid discharge pipe
Valve；
The water supply tube assembly is the first atomizer, the second atomizer, third atomizer, the 4th atomization spray
Head, the first U-tube, the second U-tube, third U-tube, the 4th U-tube, the first diversion pipe, the second diversion pipe, third diversion pipe,
Waste liquid discharge pipe and four water conservancy diversion support tubes.
Gas-liquid two-phase collection monitoring system include gas analyzer, the first liquid flowing tube, the second liquid flowing tube, third liquid flowing tube,
4th liquid flowing tube, first take tracheae, second to take tracheae, third that tracheae and the 4th is taken to take tracheae；
The import of first liquid flowing tube is connected to the first U-tube bottom, and the import of the second liquid flowing tube is connected to the second U-tube bottom
Portion, the import of third liquid flowing tube are connected to third U-tube bottom, and the import of the 4th liquid flowing tube is connected to the 4th U-tube bottom, the
Liquid taking valve is provided on one liquid flowing tube, the second liquid flowing tube, third liquid flowing tube and the 4th liquid flowing tube；
First air hatch for taking the import of tracheae and No.1 to seal incubator upper lateral part connect, second take the import of tracheae and
The air hatch connection of No. two sealing incubator upper lateral parts, what third took the import of tracheae and No. three sealing incubator upper lateral parts takes gas
Mouth connection, the 4th takes the import of tracheae and the air hatch of No. four sealing incubator upper lateral parts to connect；
No.1 seals on the inside of the air hatch of incubator upper lateral part, on the inside of the air hatch of No. two sealing incubator upper lateral parts, three
Gas is provided on the inside of the air hatch of number sealing incubator upper lateral part and on the inside of the air hatch of No. four sealing incubator upper lateral parts
Pressure sensor；
First takes and is successively arranged the first drier and first gas flowmeter along airflow direction on tracheae, and second takes on tracheae
It is successively arranged the second drier and second gas flowmeter along airflow direction, third takes and is successively arranged along airflow direction on tracheae
Three driers and third gas flowmeter, the 4th takes and is successively arranged the 4th drier and the 4th gas stream along airflow direction on tracheae
Meter；
It is described that take tracheae component be first tracheae, the first drier, first gas flowmeter, second to be taken to take tracheae, the
Two driers, second gas flowmeter, third take tracheae, third drier, third gas flowmeter, the 4th to take tracheae, the 4th
Drier and the 4th gas flowmeter；
The liquid flowing tube component is that the first liquid flowing tube, the second liquid flowing tube, third liquid flowing tube, the 4th liquid flowing tube and four take
Liquid valve.
The material of thermal insulation separation laminate is alumina silicate insulation board, and elastic foam cotton pad can be used in thermal insulation separation laminate seam and contact
Piece or composite heat-isolating silicate paint sealing.
By adopting the above technical scheme, the experimental method of the biological production gas simulator of different rate of decay coals, including it is following
Step:
(1) above-mentioned temperature control system and infiltration simulation system in situ are assembled, to thermal insulation separation laminate seam crossing using elasticity
Foam cotton pad piece or composite heat-isolating silicate paint sealing；
(2) it is sealed in incubator, No. two sealing incubators, No. three sealing incubators and No. four sealing incubators in No.1
The water conservancy diversion support tube of stainless steel, the first permeable strainer, the second permeable strainer, the permeable strainer of third and the 4th are installed respectively thoroughly in bottom
Water screen, successively the No.1 above the first permeable strainer seals No. two sealings training in incubator, above the second permeable strainer
It supports in No. four sealing incubators in No. three sealing incubators in case, above the permeable strainer of third and above the 4th permeable strainer
Be packed into buried layer weathered coal from shallow to deep, then by No.1 seal incubator, No. two sealing incubators, No. three sealing incubators and
No. four sealing incubators are placed individually on first partition, second partition, third partition and the 4th partition, then connect the first U
Shape pipe, the second U-tube, third U-tube, the 4th U-tube, the first diversion pipe, the second diversion pipe, third diversion pipe and waste liquid discharge
Pipe；Finally connection gas-liquid two-phase acquisition and monitoring system, and be sealed at total interface using epoxide-resin glue；
(3) water filling port is opened, the water flooding of certain volume is injected into water tank；Flow switch is opened, and passes through computer
Water velocity is set, the water in water tank flows to No.1 by drainage tube and seals incubator, uniformly sprays by the first atomizer
It is mapped on the weathered coal in No.1 sealing incubator；
(4) the intracorporal temperature of incubator is controlled within the scope of formation temperature by manipulation temperature controller, guarantees weathering
Coal and its contained origin bacterium carry out biological production gas at such a temperature；
(5) water in No.1 sealing incubator is by the automatic seepage flow of self gravity to No. two sealing incubators, No. two sealings
Water seeps automatically in incubator is flowed into No. three sealing incubators, and water seeps automatically in No. three sealing incubators is flowed into No. four sealings
In incubator；
(6) weathered coal can generate biogas under the effect of origin bacterium, and gas passes through the first drier, the second drier, the
Three driers and the 4th drier are dried, and then pass through first gas flowmeter, second gas flowmeter, third gas stream
The metering of meter and the 4th gas flowmeter, it includes transient air flow and accumulative gas that gas analyzer, which automatically records throughput data,
Flow；And to gas component data, the concentration variation including methane, carbon dioxide, nitrogen is recorded and is analyzed；
(7) water flow penetrates into No. four the 4th U-tubes of sealing incubator bottom step by step by coal seam osmosis, opens
Waste liquid is discharged by waste liquid discharge pipe in tapping valve；
(8) until first gas flowmeter, second gas flowmeter, third gas flowmeter and the 4th gas flowmeter without
Stop experiment after registration, site clearing, salvage material compares the biological gas deliverability of different rate of decay coals.
During weathered coal and its contained origin bacterium carry out biological production gas, the first liquid flowing tube, the are every other day opened
Two liquid flowing tubes, third liquid flowing tube, the liquid taking valve on the 4th liquid flowing tube take appropriate amount of fluid to carry out the analysis such as liquid phase organic matter, and
Measure the bacterium solution variation of the bacterial activity, type and metabolism environment of reaction system.
After step (2), before step (3) starts, air-leakage test is carried out, to guarantee that No.1 seals incubator, two
Generating gas in number sealing incubator, No. three sealing incubators and No. four sealing incubators can be respectively by the first U-tube, the 2nd U
Shape pipe, third U-tube, the sealing of the 4th U-tube, are arranged four gas pressure sensors, once air pressure is more than the first U-tube, the
Two U-tubes, third U-tube, in the 4th U-tube water column sealing ability, just will call the police, to handle in time, avoid different wind
The gas mixing that the coal of change degree generates.
The utility model has the following beneficial effects: a kind of biological production gas of the utility model with different rate of decay coals
Simulator simulates the life of different rate of decay coals under home state using the coal of different rate of decay and its origin bacterium as substrate
Produce gas effect.The liquid acquisition that gas any stage is produced to Weathered coal bio, it is living by microorganism isolation and identification, counting and flora
The test indexs such as property, analyze the bacterial activity variation characteristic of reaction system；By organic matter, the carbon source, nitrogen source, nothing of analyzing liquid
The indexs such as machine salt, pH, Eh and microelement monitor the metabolism environment variation of microorganism；To the transient air flow in gas generation process
It is recorded and analyzed with accumulative throughput and the measurement of the gas component concentrations such as methane, carbon dioxide, nitrogen, to further visit
Study carefully the biological production gas effect of different rate of decay coals.
In conclusion the principles of the present invention are scientific, experimental method is simple, and apparatus structure is compact, easy to operate, experiment
As a result accuracy is high, has important scientific meaning and practical value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
As shown in Figure 1, the biological production gas simulator of the different rate of decay coals of the utility model, including temperature control system
System, infiltration simulation system, Weathered coal bio gas production system and gas-liquid two-phase collection monitoring system in situ；
Temperature control system includes cabinet 5, temperature controller 6, first partition 7, second partition 8, third partition 9 and the 4th
Partition 10, cabinet 5 is in rectangular shape and is laterally opened structure, and cabinet 5 is dressed up by several pieces of insulating interlayer board groups, insulating interlayer
Intralamellar part is equipped with line with heating function；The outside of thermal insulation separation laminate is arranged in temperature controller 6；First partition 7, second partition 8, third every
Plate 9 and the 4th partition 10 are successively horizontally disposed with inside cabinet 5 from top to bottom；
Weathered coal bio gas production system is arranged on first partition 7, second partition 8, third partition 9 and the 4th partition 10；
Infiltration simulation system in situ is connect by water supply tube assembly with Weathered coal bio gas production system；
Gas-liquid two-phase collection monitoring system by taking tracheae component to connect with Weathered coal bio gas production system, adopt by gas-liquid two-phase
Collection monitoring system is connect by liquid flowing tube component with infiltration simulation system in situ.
Weathered coal bio gas production system includes No.1 sealing 1, No. two sealing incubator of incubator that shape is square
2, No. three sealing incubators 3 and No. four sealing incubators 4, No.1 sealing incubator 1 are placed in first partition 7, No. two sealings
Incubator 2 is placed on second partition 8, and No. three sealing incubators 3 are placed on third partition 9, and No. four sealing incubators 4 are placed
On the 4th partition 10, No.1 seals the sealing incubator 3 of sealing incubator 2, three of incubator 1, two and No. four sealing cultures
The lower part of case 4 is horizontally disposed with the first permeable strainer 15, the second permeable strainer 16, permeable 17 and of strainer of third for having stainless steel respectively
4th permeable strainer 18, No.1 seal the sealing incubator 3 of sealing incubator 2, three of incubator 1, two and No. four sealing cultures
It is respectively arranged in case 4 from shallowly to the deep weathered coal successively acquired, the No.1 sealing sealing incubator 2, three of incubator 1, two sealing
Incubator 3 offers the air hatch for being connected to weathered coal upper space, No.1 sealing training with the upper lateral part of No. four sealing incubators 4
Support case 1 in bottom below the first permeable strainer 15, in No. two sealing incubators 2 bottom below the second permeable strainer 16, three
In number sealing incubator 3 bottom below the permeable strainer 17 of third and in No. four sealing incubators 4 bottom in the 4th permeable strainer
18 lower sections are respectively connected with upper coarse and lower fine in coniform water conservancy diversion support tube 47.Water conservancy diversion support tube 47, which had both played, collects downward water conservancy diversion water
Effect, and play the role of the permeable strainer of support.
Infiltration simulation system in situ includes water tank 28, the first atomizer 11, the second atomizer 12, third atomization spray
First 13, the 4th atomizer 14, the first U-tube 19, the second U-tube 20, third U-tube 21, the 4th U-tube 22 and computer 33,
Water tank 28 is placed on 5 top of cabinet, offers water filling port 29 at the top of water tank 28；
The setting of first atomizer 11 seals 1 top lower surface of incubator in No.1, and the second atomizer 12 is arranged two
Number 2 top lower surface of sealing incubator, third atomizer 13 are arranged in No. three 3 top lower surfaces of sealing incubator, the 4th mist
Change spray head 14 to be arranged in No. four 4 top lower surfaces of sealing incubator；
28 bottom of water tank is connect by drainage tube 30 with the first atomizer 11, and drainage tube 30 passes through 5 top of cabinet simultaneously
It is tightly connected with cabinet 5, is successively arranged flow switch 31 and flow controller 32, flow control along water (flow) direction on drainage tube 30
Device 32 is connect by control line 48 with computer 33；
47 lower end of water conservancy diversion support tube of No.1 sealing 1 bottom of incubator is connect with the water inlet end of the first U-tube 19, the first U
The water outlet of shape pipe 19 is connect by the first diversion pipe 49 with the second atomizer 12；The water conservancy diversion of No. two 2 bottoms of sealing incubator
47 lower end of support tube is connect with the water inlet end of the second U-tube 20, and the water outlet of the second U-tube 20 passes through the second diversion pipe 50 and the
The connection of three atomizers 13；47 lower end of water conservancy diversion support tube of No. three 3 bottoms of sealing incubator and the water inlet end of third U-tube 21 connect
It connects, the water outlet of third U-tube 21 is connect by third diversion pipe 51 with the 4th atomizer 14；No. four 4 bottoms of sealing incubator
47 lower end of water conservancy diversion support tube in portion is connect with the water inlet end of the 4th U-tube 22, and the water outlet of the 4th U-tube 22 is connected with to overhanging
The waste liquid discharge pipe 27 of cabinet 5 out is provided with tapping valve on waste liquid discharge pipe 27；
The water supply tube assembly is the first atomizer 11, the second atomizer 12, third atomizer 13, the 4th mist
Change spray head 14, the first U-tube 19, the second U-tube 20, third U-tube 21, the 4th U-tube 22, the first diversion pipe 49, second are led
Flow tube 50, third diversion pipe 51, waste liquid discharge pipe 27 and four water conservancy diversion support tubes 47.
Gas-liquid two-phase collection monitoring system includes that gas analyzer 46, the first liquid flowing tube 23, the second liquid flowing tube 24, third take
Liquid pipe 25, the 4th liquid flowing tube 26, first take tracheae 34, second to take tracheae 35, third that tracheae 36 and the 4th is taken to take tracheae 37；
The import of first liquid flowing tube 23 is connected to 19 bottom of the first U-tube, and the import of the second liquid flowing tube 24 is connected to the 2nd U
20 bottom of shape pipe, the import of third liquid flowing tube 25 are connected to 21 bottom of third U-tube, and the import of the 4th liquid flowing tube 26 is connected to
Four U-tubes, 22 bottom is provided on the first liquid flowing tube 23, the second liquid flowing tube 24, third liquid flowing tube 25 and the 4th liquid flowing tube 26
Liquid taking valve；
First air hatch for taking the import of tracheae 34 to seal 1 upper lateral part of incubator with No.1 is connect, and second takes tracheae 35
Import is connect with the air hatch of No. two 2 upper lateral parts of sealing incubator, and third takes in the import and No. three sealing incubators 3 of tracheae 36
The air hatch of side connects, and the 4th takes the import of tracheae 37 and the air hatch of No. four 4 upper lateral parts of sealing incubator to connect；
No.1 seals on the inside of the air hatch of 1 upper lateral part of incubator, on the inside of the air hatch of No. two 2 upper lateral parts of sealing incubator,
It is provided on the inside of the air hatch of No. three 3 upper lateral parts of sealing incubator and on the inside of the air hatch of No. four 4 upper lateral parts of sealing incubator
Gas pressure sensor；
First takes and is successively arranged the first drier 38 and first gas flowmeter 42 along airflow direction on tracheae 34, and second takes
It is successively arranged the second drier 39 and second gas flowmeter 43 along airflow direction on tracheae 35, third takes on tracheae 36 along air-flow
Direction is successively arranged third drier 40 and third gas flowmeter 44, and the 4th takes and be successively arranged along airflow direction on tracheae 37
Four driers 41 and the 4th gas flowmeter 45；
Described takes tracheae component to take tracheae 34, the first drier 38, first gas flowmeter 42, second to take gas for first
Pipe 35, the second drier 39, second gas flowmeter 43, third take tracheae 36, third drier 40, third gas flowmeter
44, the 4th tracheae 37, the 4th drier 41 and the 4th gas flowmeter 45 are taken；
The liquid flowing tube component is the first liquid flowing tube 23, the second liquid flowing tube 24, third liquid flowing tube 25, the 4th liquid flowing tube 26
With four liquid taking valves.
The material of thermal insulation separation laminate is alumina silicate insulation board, and elastic foam cotton pad can be used in thermal insulation separation laminate seam and contact
Piece or composite heat-isolating silicate paint sealing.
The experimental method of the biological production gas simulator of different rate of decay coals, comprising the following steps:
(1) above-mentioned temperature control system and infiltration simulation system in situ are assembled, to thermal insulation separation laminate seam crossing using elasticity
Foam cotton pad piece or composite heat-isolating silicate paint sealing；
(2) the sealing incubator 3 of sealing incubator 2, three of incubator 1, two and No. four sealing incubators 4 are sealed in No.1
Interior bottom is installed by the water conservancy diversion support tube 47 of stainless steel, the first permeable strainer 15, the second permeable strainer 16, the permeable filter of third respectively
Net 17 and the 4th permeable strainer 18, successively above the first permeable strainer 15 No.1 sealing incubator 1 in, the second permeable strainer
No. two sealing incubators 2 of 16 tops are interior, No. three sealing incubators 3 of permeable 17 top of strainer of third are interior and the 4th permeable strainer
It is packed into the weathered coal of buried layer from shallow to deep in No. four sealing incubators 4 of 18 tops, No.1 is then sealed incubator 1, two
Sealing 2, No. three sealing incubators 3 of incubator and No. four sealing incubators 4 are placed individually into first partition 7, second partition 8, the
On three partitions 9 and the 4th partition 10, the first U-tube 19, the second U-tube 20, third U-tube 21, the 4th U-tube are then connected
22, the first diversion pipe 49, the second diversion pipe 50, third diversion pipe 51 and waste liquid discharge pipe 27；Finally connection gas-liquid two-phase acquisition
With monitoring system, and it is sealed at total interface using epoxide-resin glue；
(3) water filling port 29 is opened, the water flooding of certain volume is injected into water tank 28；Flow switch 31 is opened, and is led to
It crosses computer 33 and sets water velocity, the water in water tank 28 flows to No.1 by drainage tube 30 and seals incubator 1, passes through the first mist
Change on the weathered coal that spray head 11 is uniformly ejected into No.1 sealing incubator 1；
(4) temperature in thermal-insulating body 5 is controlled within the scope of formation temperature by manipulation temperature controller 6, guarantees wind
Change coal and its contained origin bacterium carries out biological production gas at such a temperature；
(5) for the water in No.1 sealing incubator 1 by the automatic seepage flow of self gravity to No. two sealing incubators 2, No. two close
Water seeps automatically in envelope incubator 2 is flowed into No. three sealing incubators 3, and water seeps automatically in No. three sealing incubators 3 is flowed into four
In number sealing incubator 4；
(6) weathered coal can generate biogas under the effect of origin bacterium, and gas passes through the first drier 38, the second drier
39, third drier 40 and the 4th drier 41 are dried, and then pass through first gas flowmeter 42, second gas flowmeter
43, the metering of third gas flowmeter 44 and the 4th gas flowmeter 45, gas analyzer 46 automatically record throughput data packet
Include transient air flow and accumulative throughput, and to gas component data, including methane, carbon dioxide, nitrogen concentration change into
Row record and analysis；
(7) water flow penetrates into No. four the 4th U-tubes 22 of 4 bottom of sealing incubator step by step by coal seam osmosis,
Tapping valve is opened, waste liquid is discharged by waste liquid discharge pipe 27；
(8) until first gas flowmeter 42, second gas flowmeter 43, third gas flowmeter 44 and the 4th gas stream
Meter 45 compares the biological gas deliverability of different rate of decay coals without experiment, site clearing, salvage material is stopped after registration.
During weathered coal and its contained origin bacterium carry out biological production gas, every other day open the first liquid flowing tube 23,
Second liquid flowing tube 24, third liquid flowing tube 25, the liquid taking valve on the 4th liquid flowing tube 26, take appropriate amount of fluid to carry out liquid phase organic matter equal part
Analysis, and measure the bacterium solution variation of the bacterial activity, type and metabolism environment of reaction system.
After step (2), before step (3) starts, air-leakage test is carried out, to guarantee that No.1 seals incubator 1, two
Generated in number 2, No. three sealing incubators 3 of sealing incubator and No. four sealing incubators 4 gas can respectively by the first U-tube 19,
Second U-tube 20, third U-tube 21, the sealing of the 4th U-tube 22, are arranged four gas pressure sensors, once air pressure is more than the
As soon as the sealing ability of water column, will call the police in U-tube 19, the second U-tube 20, third U-tube 21, the 4th U-tube 22, so as to and
When handle, the gas mixing for avoiding the coal of different rate of decay from generating.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (5)
1. the biological production gas simulator of different rate of decay coals, it is characterised in that: including temperature control system, infiltration mould in situ
Quasi- system, Weathered coal bio gas production system and gas-liquid two-phase collection monitoring system；
Temperature control system includes cabinet, temperature controller, first partition, second partition, third partition and the 4th partition, cabinet
It in rectangular shape and is laterally opened structure, cabinet is dressed up by several pieces of insulating interlayer board groups, and insulating interlayer intralamellar part is equipped with hair
Hot line；The outside of thermal insulation separation laminate is arranged in temperature controller；First partition, second partition, third partition and the 4th partition are certainly
Box house is successively horizontally disposed under above；
Weathered coal bio gas production system is arranged on first partition, second partition, third partition and the 4th partition；
Infiltration simulation system in situ is connect by water supply tube assembly with Weathered coal bio gas production system；
Gas-liquid two-phase collection monitoring system is by taking tracheae component to connect with Weathered coal bio gas production system, gas-liquid two-phase acquisition prison
Control system is connect by liquid flowing tube component with infiltration simulation system in situ.
2. the biological production gas simulator of difference rate of decay coal as described in claim 1, it is characterised in that: Weathered coal bio
Gas production system includes No.1 the sealing incubator, No. two sealing incubators, No. three sealing incubators and four that shape is square
Number sealing incubator, No.1 sealing incubator are placed in first partition, and No. two sealing incubators are placed on second partition, and three
Number sealing incubator is placed on third partition, and No. four sealing incubators are placed on the 4th partition, and No.1 seals incubator, two
The lower part of number sealing incubator, No. three sealing incubators and No. four sealing incubators is horizontally disposed with respectively to be had the first of stainless steel thoroughly
Water screen, the second permeable strainer, the permeable strainer of third and the 4th permeable strainer, No.1 seal incubator, No. two sealing incubators,
It is respectively arranged in No. three sealing incubators and No. four sealing incubators from shallowly to the deep weathered coal successively acquired, No.1 sealing culture
Case, No. two sealing incubators, No. three sealing incubators and No. four sealing incubators upper lateral part offer on connection weathered coal
The air hatch of side space, No.1 seal in incubator that bottom exists below the first permeable strainer, in No. two sealing incubators for bottom
Below second permeable strainer, bottom bottom below the permeable strainer of third and in No. four sealing incubators in No. three sealing incubators
It is respectively connected with below the 4th permeable strainer upper coarse and lower fine in coniform water conservancy diversion support tube.
3. the biological production gas simulator of difference rate of decay coal as claimed in claim 2, it is characterised in that: infiltration mould in situ
Quasi- system includes water tank, the first atomizer, the second atomizer, third atomizer, the 4th atomizer, the first U-shaped
Pipe, the second U-tube, third U-tube, the 4th U-tube and computer, water tank are placed on top of the box, offer at the top of water tank
Water filling port；
The setting of first atomizer seals incubator top lower surface in No.1, and the setting of the second atomizer is cultivated in No. two sealings
Box top lower surface, the setting of third atomizer are arranged in No. three sealing incubator top lower surfaces, the 4th atomizer four
Number sealing incubator top lower surface；
The bottom of storage tank is connect by drainage tube with the first atomizer, and drainage tube passes through top of the box and connects with box sealing
It connects, is successively arranged flow switch and flow controller along water (flow) direction on drainage tube, flow controller passes through control line and computer
Connection；
The water conservancy diversion support tube lower end of No.1 sealing incubator bottom is connect with the water inlet end of the first U-tube, the water outlet of the first U-tube
End is connect by the first diversion pipe with the second atomizer；The water conservancy diversion support tube lower end of No. two sealing incubator bottoms and the 2nd U
The water inlet end of shape pipe connects, and the water outlet of the second U-tube is connect by the second diversion pipe with third atomizer；No. three sealing trainings
The water conservancy diversion support tube lower end for supporting bottom portion is connect with the water inlet end of third U-tube, and the water outlet of third U-tube passes through third water conservancy diversion
The connection of tetra- atomizer of Guan Yu；The water conservancy diversion support tube lower end of No. four sealing incubator bottoms and the water inlet end of the 4th U-tube connect
It connects, the water outlet of the 4th U-tube is connected with the waste liquid discharge pipe of protruding cabinet, is provided with tapping valve on waste liquid discharge pipe；
The water supply tube assembly is the first atomizer, the second atomizer, third atomizer, the 4th atomizer, the
One U-tube, the second U-tube, third U-tube, the 4th U-tube, the first diversion pipe, the second diversion pipe, third diversion pipe, waste liquid row
Outlet pipe and four water conservancy diversion support tubes.
4. the biological production gas simulator of difference rate of decay coal as claimed in claim 3, it is characterised in that: gas-liquid two-phase is adopted
Collection monitoring system includes gas analyzer, the first liquid flowing tube, the second liquid flowing tube, third liquid flowing tube, the 4th liquid flowing tube, first takes gas
Pipe, second take tracheae, third that tracheae and the 4th is taken to take tracheae；
The import of first liquid flowing tube is connected to the first U-tube bottom, and the import of the second liquid flowing tube is connected to the second U-tube bottom,
The import of third liquid flowing tube is connected to third U-tube bottom, and the import of the 4th liquid flowing tube is connected to the 4th U-tube bottom, and first
Liquid taking valve is provided on liquid flowing tube, the second liquid flowing tube, third liquid flowing tube and the 4th liquid flowing tube；
First air hatch for taking the import of tracheae to seal incubator upper lateral part with No.1 is connect, and second takes the import of tracheae and No. two
The air hatch connection of incubator upper lateral part is sealed, third takes the import of tracheae and the air hatch of No. three sealing incubator upper lateral parts to connect
It connects, the 4th takes the import of tracheae and the air hatch of No. four sealing incubator upper lateral parts to connect；
No.1 seals on the inside of the air hatch of incubator upper lateral part, on the inside of the air hatch of No. two sealing incubator upper lateral parts, No. three it is close
It seals on the inside of the air hatch of incubator upper lateral part and is provided with gas pressure on the inside of the air hatch of No. four sealing incubator upper lateral parts
Sensor；
First takes and is successively arranged the first drier and first gas flowmeter along airflow direction on tracheae, and second takes on tracheae along gas
Stream direction is successively arranged the second drier and second gas flowmeter, and third takes on tracheae that be successively arranged third along airflow direction dry
Dry device and third gas flowmeter, the 4th takes and is successively arranged the 4th drier and the 4th gas flow along airflow direction on tracheae
Meter；
It is described that take tracheae component be first tracheae, the first drier, first gas flowmeter, second to be taken to take tracheae, second dry
Dry device, second gas flowmeter, third take tracheae, third drier, third gas flowmeter, the 4th to take tracheae, the 4th drying
Device and the 4th gas flowmeter；
The liquid flowing tube component is that the first liquid flowing tube, the second liquid flowing tube, third liquid flowing tube, the 4th liquid flowing tube and four take liquid
Valve.
5. the biological production gas simulator of difference rate of decay coal as described in claim 1, it is characterised in that: thermal insulation separation laminate
Material be alumina silicate insulation board, elastic foam cotton pad piece or composite heat-isolating silicate can be used in thermal insulation separation laminate seam and contact
Coating sealing.
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| CN109297858A (en) * | 2018-10-11 | 2019-02-01 | 河南理工大学 | The biological production gas simulator and its experimental method of different rate of decay coals |
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