CN110369447A - A kind of device and processing method of biomass in-situ carburization processing mining wastes - Google Patents
A kind of device and processing method of biomass in-situ carburization processing mining wastes Download PDFInfo
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- CN110369447A CN110369447A CN201910635145.1A CN201910635145A CN110369447A CN 110369447 A CN110369447 A CN 110369447A CN 201910635145 A CN201910635145 A CN 201910635145A CN 110369447 A CN110369447 A CN 110369447A
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- 238000005065 mining Methods 0.000 title claims abstract description 74
- 239000002699 waste material Substances 0.000 title claims abstract description 74
- 239000002028 Biomass Substances 0.000 title claims abstract description 47
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 27
- 238000003672 processing method Methods 0.000 title abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 67
- 238000002485 combustion reaction Methods 0.000 claims abstract description 27
- 238000005255 carburizing Methods 0.000 claims abstract description 13
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims description 52
- 239000002689 soil Substances 0.000 claims description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 13
- 241000231739 Rutilus rutilus Species 0.000 claims description 13
- 239000003546 flue gas Substances 0.000 claims description 13
- 230000000630 rising effect Effects 0.000 claims description 13
- 239000004575 stone Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000003763 carbonization Methods 0.000 abstract description 2
- 238000010000 carbonizing Methods 0.000 abstract description 2
- 238000006253 efflorescence Methods 0.000 abstract description 2
- 230000035558 fertility Effects 0.000 abstract description 2
- 229910052976 metal sulfide Inorganic materials 0.000 abstract description 2
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
- 230000008676 import Effects 0.000 description 12
- 239000004568 cement Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000004035 construction material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000012716 precipitator Substances 0.000 description 2
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000010878 waste rock Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses the devices and processing method of a kind of biomass in-situ carburization processing mining wastes.Described device includes reactor, blower, deduster, pressometer, temperature meter, flow valve；The conveniently adjusted combustion air flow of apparatus of the present invention has the advantages that regulation is flexible to regulate and control reactor endogenous substance carbonizing degree.The method includes the steps: mixed material preparation, charging, the carburizing reagent of mixed material, discharge.The present invention is by mixing carbonization with biomass for mining wastes, the fertility of mining wastes can be effectively improved after processing and improves pH, and accelerate the physical weathering of mining wastes, chemical weathering, thermal decomposition reduces metal sulfide content in mining wastes, and realization improves mining wastes upgrading.
Description
Technical field
The invention belongs to mining wastes processing technology fields, and in particular to a kind of biomass in-situ carburization processing mining industry is useless
The device and processing method of gurry.
Background technique
Mining wastes refer to the waste and contaminated soil generated during Mining Market, as tailing, roach stone,
Contaminated soil etc..Mining wastes are largely stored up, and the clast that some weathering are formed can be washed away by water into after waters, or even dissolution
Permeate the ground water, and environment is seriously polluted in blown by wind into atmosphere also.And in these wastes, some contains harmful element, right
Human health threatens.It is serious also to will cause the disasters such as landslide, mud-rock flow and in mining wastes banking process.
Banking up is the traditional method of disposal of mining wastes, and barren rock is transported to waste-rock yard, and removing rock is sent into refuse dump, tailing
Input Tailings Dam.Secondary pollution in order to prevent, the 1970s, the harmless treatment of solid waste was set about in China.Common place
Reason method has physical method, chemical method, plant method and land reconversion method.The preparation that more direction is construction material is studied at present,
Such as prepared by a kind of green construction material-biology cement preparation method (CN106587681B), a kind of low price calcium ion that is based on
The production method and application (CN107176798A), a kind of foamed cement composite self-insulating brick and its processing technology of biological cement
(CN104446193B) etc., these methods are a kind of relatively good resource utilization directions, but can have some potential hazards, such as
The oxidation of tailing produces whether acid will lead to the damage of construction material, and whether contaminated soil can make pollutant exudation endanger environment or people
Body health etc. can not solve its potential safety issue, and stealthy harm easily occurs.
For this purpose, researching and developing a kind of device of biomass in-situ carburization processing mining wastes and processing method is very necessary
's.
Summary of the invention
The first object of the present invention is to provide a kind of device of biomass in-situ carburization processing mining wastes.
The second object of the present invention is to provide a kind of processing of the device of biomass in-situ carburization processing mining wastes
Method.
The first object of the present invention is achieved in that be surveyed including reactor, blower, deduster, pressometer, temperature
Measuring device, flow valve, the reactor are in the form of a column structure, and reactor head is equipped with feed opening, and bottom is discharge air grid structure,
The measurement end of the temperature meter is set in reactor, the reactor side surface upper part air-vent by pipeline and blower into
Gas end, and pipeline is equipped with pressometer, flow valve, the outlet side of the blower is connected by the inlet end of pipeline and deduster
It connects.
The second object of the present invention be achieved in that the following steps are included:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, crushing and be uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of reactor volume；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower, helps
Combustion air enters in reactor from discharge air grid structure and uplink, the flue gas of generation of burning by blower import in deduster into
Row dedusting is 15L/min, reaction to reactor by the combustion air flow that flow valve control enters reactor during reaction
Interior temperature declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor.
Beneficial effects of the present invention: the present invention can have after processing by the way that mining wastes are mixed carbonization with biomass
Effect improves the fertility of mining wastes and improves pH, and accelerates the physical weathering of mining wastes, chemical weathering, thermally decomposes
Reduce metal sulfide content in mining wastes, realization improves mining wastes upgrading；Apparatus of the present invention can facilitate tune
Combustion air flow is saved, to regulate and control reactor endogenous substance carbonizing degree, has the advantages that regulation is flexible.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 be further include in Fig. 1 dispenser, broken blending bunker, lower hopper, removal device, igniter structural schematic diagram；
In figure: 1- reactor, 2- blower, 3- deduster, 4- pressometer, 5- temperature meter, 6- flow valve, 7- feed
Device, 8- are crushed blending bunker, 9- lower hopper, 10- removal device, 11- igniter, and 12- has air inlet.
Specific embodiment
The present invention will be further described below with reference to the drawings, but the present invention is limited in any way, base
In present invention teach that it is made it is any transform or replace, all belong to the scope of protection of the present invention.
The present invention as shown in 1 ~ Fig. 2 of attached drawing includes reactor 1, blower 2, deduster 3, pressometer 4, temperature meter
5, flow valve 6, the reactor 1 are in the form of a column structure, and feed opening is equipped at the top of reactor 1, and bottom is discharge air grid structure,
The measurement end of the temperature meter 5 is set in reactor 1, and the 1 side surface upper part air-vent of reactor passes through pipeline and blower 2
Inlet end, and pipeline is equipped with pressometer 4, flow valve 6, the outlet side of the blower 2 by pipeline and deduster 3 into
The connection of gas end.
Preferably, further include air hermetic dispenser 7, broken blending bunker 8, the discharge end of the air hermetic dispenser 7 with
The connection of 1 feed opening of reactor, the feed end of the air hermetic dispenser 7 are connect with broken 8 bottom of blending bunker.
Preferably, crushing mixer structure is equipped in the broken blending bunker 8.
It preferably, further include lower hopper 9, air hermetic removal device 10, igniter 11, the lower hopper 9 is set to reactor 1
The feed end of bottom, the air hermetic removal device 10 is connect with 9 bottom of lower hopper, and 9 side of lower hopper is equipped with air inlet 12,
The igniter 11 is set to 1 side lower of reactor.
Preferably, the deduster 3 is cyclone dust collectors, sack cleaner, electric precipitator or gravitational precipitator.
Preferably, the blower 2 is water ring vacuum pump or centrifugal blower.
Preferably, the temperature meter 5 has multiple, is set in turn in 1 side of reactor from top to bottom.
Preferably, the air hermetic dispenser 7 is screw feeder.
Preferably, the air hermetic removal device 10 is discharge with endless screw device or star-like discharging device.
Apparatus of the present invention working principle and the course of work: material is crushed and is uniformly mixed in broken blending bunker 8 first,
It is sent into reactor 1 by air hermetic dispenser 7 again, mixed material from top to bottom moves under the effect of gravity；Mixed material dress
After filling out, mixed material is lighted from discharge air grid structure by igniter 11, while starting blower 2, combustion is empty
Gas enters in reactor 1 from discharge air grid structure and uplink, the flue gas of generation of burning by blower 2 import in deduster 3 into
Row dedusting；By temperature meter 5, when the temperature in observing response device 1 declines after no longer rising or rise, i.e. end of reaction；
Then the material after reaction is discharged by air hermetic removal device 10.
Preferably, the processing method of the device of the biomass in-situ carburization processing mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, crushing and be uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Preferably, in step S1, the biomass powder particle diameter is greater than 50 mesh.
Preferably, in step S1, the mining wastes powder particle diameter is 80 mesh.
Preferably, the mining wastes are contaminated soil, roach stone or tailing.
Preferably, the mining wastes are contaminated soil, roach stone, mass ratio 5:1.
Preferably, the mining wastes are contaminated soil, tailing, mass ratio 5:2.
Preferably, the mining wastes are roach stone, tailing, mass ratio 2:1.
Preferably, the mining wastes are contaminated soil, roach stone and tailing, mass ratio 5:1:2.
Preferably, the water content of the biomass is 15%.
Preferably, the water content of the mining wastes is 20 ~ 40%.
Below with reference to 1 ~ embodiment of embodiment 9, the invention will be further described.
Embodiment 1
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, crushing and be uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Embodiment 2
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone, mass ratio 5:1 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Embodiment 3
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Tailing, mass ratio 5:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Embodiment 4
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes are roach stone, tail
Mine, mass ratio 2:1 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Embodiment 5
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone and tailing, mass ratio 5:1:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1.
Embodiment 6
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone and tailing, mass ratio 5:1:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1；
The water content of the biomass is 15%.
Embodiment 7
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone and tailing, mass ratio 5:1:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1；
The water content of the biomass is 15%；
The water content of the mining wastes is 20%.
Embodiment 8
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone and tailing, mass ratio 5:1:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1；
The water content of the biomass is 15%；
The water content of the mining wastes is 40%.
Embodiment 9
Biomass in-situ carburization handles the processing method of the device of mining wastes, comprising the following steps:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, wherein mining wastes be contaminated soil,
Roach stone and tailing, mass ratio 5:1:2 are crushed and are uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor 1, and feed rate is 50 ~ 150kg/min,
Feeding quantity is the 2/3 of 1 volume of reactor；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower 2,
Combustion air enters in reactor 1 from discharge air grid structure and uplink, and the flue gas for generation of burning imports deduster by blower 2
It is dusted in 3, is 15L/min by the combustion air flow that the control of flow valve 6 enters reactor 1, reaction is extremely during reaction
Temperature in reactor 1 declines after no longer rising or rise, i.e. end of reaction；
S4, discharge: the material of end of reaction is discharged from reactor 1；
The water content of the biomass is 15%；
The water content of the mining wastes is 30%.
Claims (10)
1. a kind of device of biomass in-situ carburization processing mining wastes, including reactor (1), blower (2), deduster (3),
Pressometer (4), temperature meter (5), flow valve (6), it is characterised in that the reactor (1) is in the form of a column structure, reaction
Feed opening is equipped at the top of device (1), bottom is discharge air grid structure, and the measurement end of the temperature meter (5) is set to reaction
In device (1), reactor (1) the side surface upper part air-vent passes through the inlet end of pipeline and blower (2), and pipeline is surveyed equipped with pressure
The outlet side of measuring device (4), flow valve (6), the blower (2) is connect by pipeline with the inlet end of deduster (3).
2. the device of biomass in-situ carburization processing mining wastes according to claim 1, it is characterised in that further include gas
Close formula dispenser (7), broken blending bunker (8), the discharge end and reactor (1) feed opening of the air hermetic dispenser (7) connect
It connects, the feed end of the air hermetic dispenser (7) is connect with broken blending bunker (8) bottom.
3. the device of biomass in-situ carburization processing mining wastes according to claim 2, it is characterised in that described broken
Crushing mixer structure is equipped in blending bunker (8).
4. the device of biomass in-situ carburization processing mining wastes according to claim 1 or claim 2, it is characterised in that further include
Lower hopper (9), air hermetic removal device (10), igniter (11), the lower hopper (9) are set to reactor (1) bottom, the gas
The feed end of close formula removal device (10) is connect with lower hopper (9) bottom, and lower hopper (9) side is equipped with air inlet (12), institute
Igniter (11) are stated set on reactor (1) side lower.
5. the device of biomass in-situ carburization processing mining wastes according to claim 1, it is characterised in that the temperature
Measuring appliance (5) has multiple, is set in turn in reactor (1) side from top to bottom.
6. the device of biomass in-situ carburization processing mining wastes according to claim 2, it is characterised in that described airtight
Formula dispenser (7) is screw feeder.
7. the device of biomass in-situ carburization processing mining wastes according to claim 4, it is characterised in that described airtight
Formula removal device (10) is discharge with endless screw device or star-like discharging device.
8. a kind of processing side of the device of the biomass in-situ carburization processing mining wastes any according to claim 1 ~ 7
Method, it is characterised in that the following steps are included:
S1, mixed material prepare: by biomass, mining wastes 3:7 in mass ratio, crushing and be uniformly mixed；
S2, charging: the mixed material that S1 step is prepared is added in reactor (1), and feed rate is 50 ~ 150kg/
Min, feeding quantity are the 2/3 of reactor (1) volume；
The carburizing reagent of S3, mixed material: lighting a fire from discharge air grid structure, mixed material lighted, and starts blower
(2), combustion air enters in reactor (1) from discharge air grid structure and uplink, the flue gas for generation of burning are led by blower (2)
Enter and be dusted in deduster (3), during reaction, is by the combustion air flow that flow valve (6) control enters reactor (1)
15L/min, reaction decline after no longer rising or rise to the temperature in reactor (1), i.e. end of reaction；
S4, discharge: the discharge from reactor (1) by the material of end of reaction.
9. the device of biomass in-situ carburization processing mining wastes according to claim 8, it is characterised in that the mining industry
Waste is contaminated soil, roach stone or tailing.
10. the device of biomass in-situ carburization processing mining wastes according to claim 8, it is characterised in that the biology
The water content of matter is 15%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635145.1A CN110369447B (en) | 2019-07-15 | 2019-07-15 | Device and method for treating mining waste through in-situ carbonization of biomass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635145.1A CN110369447B (en) | 2019-07-15 | 2019-07-15 | Device and method for treating mining waste through in-situ carbonization of biomass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110369447A true CN110369447A (en) | 2019-10-25 |
| CN110369447B CN110369447B (en) | 2021-03-12 |
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| CN114672329A (en) * | 2022-04-08 | 2022-06-28 | 昆明理工大学 | Device and method for reducing heavy metal polluted soil environment risk in smoldering mode |
| CN115197727A (en) * | 2022-08-12 | 2022-10-18 | 昆明理工大学 | Treatment method and treatment device for repairing contaminated soil through biomass pyrolysis and carbonization |
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| CN110369447B (en) | 2021-03-12 |
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Application publication date: 20191025 Assignee: Huanze energy saving and environmental protection technology Yunnan Co.,Ltd. Assignor: Kunming University of Technology Asset Management Co.,Ltd. Contract record no.: X2021980010258 Denomination of invention: A device for in-situ carbonization of biomass to treat mining waste and its treatment method Granted publication date: 20210312 License type: Common License Record date: 20211011 |
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