CN109541122A - A kind of apparatus and method for observing biomass combustion flue gas ageing process - Google Patents
A kind of apparatus and method for observing biomass combustion flue gas ageing process Download PDFInfo
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- CN109541122A CN109541122A CN201811313045.9A CN201811313045A CN109541122A CN 109541122 A CN109541122 A CN 109541122A CN 201811313045 A CN201811313045 A CN 201811313045A CN 109541122 A CN109541122 A CN 109541122A
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- Prior art keywords
- flue gas
- gas
- biomass
- observing
- inspissator
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
A kind of device and method for observing biomass combustion flue gas ageing process is used for soot research field, and the device of the observation biomass combustion flue gas ageing process generates unit by air supply unit, flue gas, aging reaction case forms；Humidity generator nitrogen gas tank connect composition air supply unit with humidity generator gas access, and humidity generator (2) connects flue gas and generates unit, and flue gas generates unit and connects aging reaction case, and aging reaction case connects vent gas treatment bottle；It includes cloche, tower spices shape biomass fuel and flue gas inspissator that the flue gas, which generates unit, and flue gas inspissator is arranged in cloche.The present invention flows backwards principle using tower spices flue gas and the flue gas particle ingredient after biomass fuel combustion is observed and collected, it can control soot thinner ratio simultaneously, for studying the carbon emission factors of different biomass fuels, chemical composition, biological effect and simulating its ager process and be of great significance.
Description
Technical field
The invention belongs to soot research field more particularly to it is a kind of observe biomass combustion flue gas ageing process device with
Method.
Background technique
The research for generating flue gas for biomass combustion at present depends on outdoor sampling, obtains to laboratory sustained combustion
The research of black carbon is taken to report less.The prior art for example flame simulating burning obtain carbon soot particles need higher cost or complexity
Processing technique reduces the Efficiency to soot individual particle, and the particle that simulated combustion obtains is easy to reunite, limits in soot
The application of particulate matter sampling aspect.
Summary of the invention
The present invention provides easy-to-use biomass soot preparation facilities and carbon soot particles is carried out with the side of tar removing sampling
Method obtains relatively pure carbon soot particles, to individually be analyzed and researched to it.
The technical scheme is that
A kind of device for observing biomass combustion flue gas ageing process, including air supply unit, flue gas generate unit and aging reaction
Case.Air supply unit connects flue gas and generates unit, and flue gas generates unit and connects aging reaction case.
Air supply unit is formed by connecting by nitrogen gas tank and humidity generator；Nitrogen gas tank and humidity generator gas access connection group
At air supply unit, humidity generator outlet generates unit with flue gas and connect, and it includes tower spices shape biomass fuel that flue gas, which generates unit,
Material, flue gas inspissator, cloche；Solid/liquid/gas reactions aging is matched in carbon soot particles and outside, the remaining flue gas after collecting of the particle after aging
It is handled through vent gas treatment bottle.
The humidity generator uses Suzhou A Luosi SHG-AT01 type ring border humidity generator, for realizing gas humidity
Control or water content control, 5% ~ 95%RH of humidity range；Nitrogen flow, temperature, humidity can digital display set and display, temperature is aobvious
Show precision ± 1 DEG C, humidity display precision ± 2%RH.
The cloche is that length is 200 mm, and width is 200 mm, and height is the transparent sealing cabinet of 300mm, cabinet
Top is equipped with axis hole, and cabinet side is equipped with smoke inlet, and the cabinet other side is equipped with exhanst gas outlet.
The tower spices shape biomass fuel is by stalk, sawdust by crushing, mixing, squeeze, stoving process, manufactured
The biomass molding fuel that can directly burn, the tower spices shape biomass fuel hollow round table shape big in the small lower part in top, rotary table
Upper bottom surface diameter is 4mm, and bottom surface diameter is 26mm, and height is 60mm；It is the solid of 3mm that diameter is equipped with above rotary table upper bottom surface
Conical blind hole is arranged in hemisphere, rotary table axle center, and the diameter of blind hole positioned at rotary table bottom surface is 8mm, and the depth of blind hole is
55mm。
The flue gas inspissator is that the thick lower part in top is thin and top is equipped with the hollow of top cover lower part opening, top cover equipped with into
Stomata, axis hole, hollow middle shaft are arranged on axis hole and are located at below top cover；It is solid that circular ring shape is arranged in There and axis hole location
Hollow support column is arranged above fixing seat for reservation, is arranged tower spices shape biomass fuel on support column, support column, fixing seat, in
Axis is concentric；Support column passes through fixing seat and connects to forming duct with axis；Week Monday is arranged for accepting ashes outside support column
The side of ash collection slot, flue gas inspissator is equipped with Microturbine.
Microturbine can accelerate flue gas to be concentrated, while disturbing flue gas and reducing particles agglomerate.
It is equipped with thieff hatch below the aging reaction case, can be used for sample acquisition, two air distribution holes of top can be used for people
Carbon soot particles static burn in process is simulated in aging reaction case to import extraneous gas.
Solution in the vent gas treatment bottle is ethyl alcohol or isopropanol water solution (volumetric concentration w > 80%)；Gas-liquid in bottle
Strainer is equipped at interface, undissolved soot is stopped by strainer and being collected on filter membrane, and the filter sizes are 0.5~2 μm.
Apparatus of the present invention structure is simple, easy to use, and low manufacture cost, applicability is extensive, and security level is higher, realizes
Carbon soot particles are sampled, relatively pure carbon soot particles are obtained, to individually be analyzed and researched to it.
Detailed description of the invention
Fig. 1 is integrated connection schematic diagram of the invention.
Fig. 2 is the structure chart of flue gas inspissator in the present invention.
Fig. 3 is the top view of Fig. 2.
In figure, 1- nitrogen gas tank, 2- humidity generator, 3- cloche, 4- tower spices shape biomass fuel, 5- flue gas inspissator,
10- aging reaction case, 11- thief hatch, 12- air distribution port, 13- vent gas treatment bottle, 14- strainer, 501- support column, 502- axis,
503- fixing seat, 504- venthole, 505- Microturbine, 506- ash collection slot.
Specific embodiment
Shown in Fig. 1, a kind of device for observing biomass combustion flue gas ageing process, including air supply unit, flue gas generate list
Member, aging reaction case；Air supply unit connects flue gas and generates unit, and flue gas generates unit and connects aging reaction case, aging reaction case
Connect vent gas treatment bottle；The air supply unit is made up of nitrogen gas tank 1, humidity generator 2 piping connection, humidity generator 2
Outlet is connect with the cloche that flue gas generates unit；It includes cloche 3, tower spices shape biomass fuel that the flue gas, which generates unit,
4, tower spices shape biomass fuel 4 is arranged in the top of flue gas inspissator 5, flue gas inspissator 5；
Flue gas enters aging reaction case 10, and solid/liquid/gas reactions aging is matched in soot and outside, and the carbon soot particles after aging are remaining after collecting
Flue gas is handled through vent gas treatment bottle 13.
Shown in embodiment 1: Fig. 1, a kind of device for observing biomass combustion flue gas ageing process, including air supply unit, cigarette
Gas generates unit, aging reaction case 10；Humidity generator 2 connects flue gas and generates unit, and flue gas generates unit and connects aging reaction
Case 10, aging reaction case 10 connect vent gas treatment bottle 13；2 outlet of humidity generator and flue gas generate the cloche of unit
3 connections；It includes cloche 3, tower spices shape biomass fuel 4, flue gas inspissator 5 that the flue gas, which generates unit, and flue gas inspissator 5 is set
It sets in cloche 3；Tower spices shape biomass fuel 4 is arranged in the top of flue gas inspissator 5；
High efficiency particulate air filter is installed or not installed before air inlet 1.
For 5 shape of flue gas inspissator in cattle horn shape, the internal cylinder for cavity, the larger tail end in top is smaller, is highly
311mm has at the top of flue gas inspissator 5 cap base open；Tip section is the circle that diameter is 173mm, and tail end section is straight
Diameter is the circle of 28mm；The diameter of the top cover on top is 161mm, and top cap central is equipped with the axis hole that aperture is 20mm, and top cover is also set
If setting dry flue gas input port 504, axis 502 is arranged on axis hole and is located at below top cover；There and axis hole location is set
Circular ring shape fixing seat 503 is set, support column 501 is arranged in fixing seat 503 above, and 501 upper end of support column passes through cloche 3 and stretches out glass
Except glass cover, tower spices shape biomass fuel 4 is set, support column 501, fixing seat 503, axis 502 are concentric on support column 501；Institute
State axis be it is hollow, the aperture of axis is 10mm；Support column 501 is hollow；
The internal diameter of circular ring shape fixing seat 503 is 20mm, outer diameter 48mm.
501 lower end of support column passes through fixing seat 501 and connects to forming duct with axis 502；The bore of flue gas input port 504 is
4mm；The ash collection slot 506 being arranged along support column 501 1 weeks for accepting ashes, 506 edge of ash collection slot raises upward outside in indent
The basin shape of edge protuberance；
506 outer diameter of ash collection slot is 50mm, and the outside curve radian of flue gas inspissator is 80 °, and the radian of inner curve is 90 °, cigarette
The side of gas inspissator is equipped with Microturbine 505.
The aging reaction case 10 is also possible to multiple series connection, can study gas with various respectively to particulate matter in flue gas
Aging influences.
The humidity generator 2 uses Suzhou A Luosi SHG-AT01 type ring border humidity generator.
It is the cylindrical bottle body that 81mm, height are 114mm, volume that the body size of the vent gas treatment bottle 13, which selects diameter,
500ml。
Operating room's dimension D of the aging reaction case 10 × W × H (mm): 450 × 450 × 500.
The partition of multi-disc is inserted in the cabinet of aging reaction case 10, partition is equipped with several through-holes, and the through-hole of partition is handed over
Mistake setting, is equipped with several pieces flow deflectors on partition, guides flue gas and powder interception is captured on partition, be equipped in cabinet more
The cooling tube that row's spiral is unrolled.
The method for observing biomass combustion flue gas ageing process, includes the following steps:
1, according to nitrogen gas tank 1, humidity generator 2, flue gas generate unit, aging reaction case 10 and vent gas treatment bottle 13 sequence according to
It is secondary to put, it further include vertical connection, left company and right company except the horizontal connection between each component according to actual needs.
2, see that flue gas is exported by flue gas inspissator 5 after lighting tower spices shape biomass fuel 4,3 ~ 4 minutes to flow out, start miniature
Turbine concentration flue gas sucks air simultaneously, is diluted to flue gas, can avoid the aggregation of carbon soot particles.Flue gas is pushed in air-flow
It is lower to be flowed to aging reaction case 10.
3, flue gas enters aging reaction case 10.It is equipped with thieff hatch 11 below aging reaction case 10, is acquired for sample；Top
Equipped with air distribution hole 12, carbon soot particles static burn in process is simulated in aging reaction case 10 for artificially importing extraneous gas.Root
Demand control variable (temperature, humidity, gas mixing ratio) carries out multiple sample and collects and records situation in case according to the study.Sample
Preserving type be hermetically drying save.
4, a test tube is taken, ethyl alcohol and deionized water are made according to the ratio of 4:1 to 80% ethanol water, are transferred to
Vent gas treatment bottle 13, to the outstanding mixed liquid that tail gas is absorbed, undissolved soot is stopped by filter membrane and being collected on filter membrane 14.
5, continue to do raw material as burning after biomass adsorbent is used and use, prevent secondary pollution.It is collected into soot
Filter membrane is laid equal stress on new related using other are carried out by the solid-state soot that ultrasonic wave purified after ultrasonic disperse extraction is dry
Research.
Claims (7)
1. a kind of device for observing biomass combustion flue gas ageing process, it is characterized in that generating unit, old by air supply unit, flue gas
Change reaction chamber composition；Air supply unit connects flue gas and generates unit, and flue gas generates unit connection aging reaction case (10), aging reaction
Case (10) connects vent gas treatment bottle (13)；The air supply unit is formed by connecting by nitrogen gas tank (1) and humidity generator (2), described
Flue gas to generate unit include cloche (3), tower spices shape biomass fuel (4) and flue gas inspissator (5), cloche (3) is interior to be set
Set flue gas inspissator (5)；
The flue gas inspissator (5) is that the thick lower part in top is thin and hollow of the top equipped with top cover lower part opening, top cover are equipped with cigarette
Gas input port (504), axis hole, hollow middle shaft (502) are arranged on axis hole and are located at below top cover；There and axis hole position
Place's setting circular ring shape fixing seat (503), fixing seat (503) are arranged hollow support column (501) above, and support column is set on (501)
Tower spices shape biomass fuel (4) is set, support column (501), fixing seat (503), axis (502) are concentric；Support column (501) passes through solid
Reservation (503) connects to forming duct with axis (502)；Along the outer week Monday setting of support column (501) for accepting the collection ash of ashes
Slot (506), the side of flue gas inspissator are equipped with Microturbine (505).
2. a kind of device for observing biomass combustion flue gas ageing process as described in claim 1, it is characterized in that the humidity
Generator (2) humidity range is 5% ~ 95%RH.
3. a kind of device for observing biomass combustion flue gas ageing process as described in claim 1, it is characterized in that the glass
Cover (3) is that length is 300 mm, and width is 300mm, and height is the transparent sealing cabinet of 400mm, and cabinet top is equipped with axis hole, case
Body side is equipped with smoke inlet, and the cabinet other side is equipped with exhanst gas outlet.
4. a kind of device for observing biomass combustion flue gas ageing process as described in claim 1, it is characterized in that the tower
Fragrant shape biomass fuel (4) be by stalk, sawdust by crushing, mixing, squeeze, stoving process, it is manufactured directly to burn
Biomass molding fuel, tower spices shape biomass fuel (4) the hollow round table shape big in the small lower part in top, the upper bottom surface diameter of rotary table
It is 4mm, bottom surface diameter is 26mm, and height is 60mm；The solid hemisphere that diameter is 4mm, circle are equipped with above rotary table upper bottom surface
Conical blind hole is arranged in platform axle center, and the diameter of blind hole positioned at rotary table bottom surface is 8mm, and the depth of blind hole is 55mm.
5. a kind of device for observing biomass combustion flue gas ageing process as described in claim 1, it is characterized in that described is old
Change and be equipped with thieff hatch (11) below reaction chamber (10), top is set there are two air distribution hole (12).
6. a kind of device for observing biomass combustion flue gas ageing process as described in claim 1, it is characterized in that the tail
Solution in gas disposal bottle (13) is ethyl alcohol or isopropanol water solution；Strainer (14) are equipped at gas-liquid interface in bottle, strainer
(14) filter membrane is set, and the aperture of the strainer is 0.5~2 μm.
7. a kind of method for observing biomass combustion flue gas ageing process, includes the following steps:
(1) opening humidity generator described in claim 1 and default humidity value RH0 is 15% ~ 80%；Nitrogen gas tank is opened, by wet
The digital display spent on generator observes flow, is continuously passed through nitrogen 3 to 5 minutes to remove the gas of remaining；
(2) tower spices shape biomass fuel is lighted, sees that flue gas is exported by flue gas inspissator after 3 ~ 4 minutes and flows out, start miniature turbine
Machine concentration flue gas sucks nitrogen simultaneously, and nitrogen is diluted flue gas, avoids the aggregation of carbon soot particles, while nitrogen is as protection
Gas prevents carbon soot particles from reacting with air；Flue gas is concentrated under air-flow promotion in flue gas inspissator exit；
(3) test tube is taken, ethyl alcohol, deionized water are made according to the ratio of 4:1 to 80% ethanol water, are transferred to tail gas
The outstanding mixed liquid that processing bottle (13) absorbs tail gas, undissolved soot is stopped by strainer and being collected on filter membrane, to filter
Film carries out ultrasonic disperse by ultrasonic wave and extracts the solid-state soot purified after drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811313045.9A CN109541122B (en) | 2018-11-06 | 2018-11-06 | Device and method for observing aging process of biomass combustion flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811313045.9A CN109541122B (en) | 2018-11-06 | 2018-11-06 | Device and method for observing aging process of biomass combustion flue gas |
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| Publication Number | Publication Date |
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| CN109541122A true CN109541122A (en) | 2019-03-29 |
| CN109541122B CN109541122B (en) | 2023-09-29 |
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| CN204769195U (en) * | 2015-05-29 | 2015-11-18 | 广东龙正节能环保科技有限公司 | Biomass boiler prevents cyclone that flows backwards |
| CN205120442U (en) * | 2015-11-16 | 2016-03-30 | 天津市环境监测中心 | Fixed source smoke particulate dilution method sampling system |
| CN205749032U (en) * | 2016-05-17 | 2016-11-30 | 中国环境科学研究院 | The open Combustion Source flue gas pollutant diluting and sampling system of biomass |
| CN205958544U (en) * | 2016-08-17 | 2017-02-15 | 昆山北测检测技术有限公司 | Mosquito -repellent incense combustion testing controller |
| CN107121310A (en) * | 2017-05-31 | 2017-09-01 | 西安交通大学 | A kind of System and method for for the soot that separation and Extraction coal and biomass are produced |
| CN108490148A (en) * | 2018-06-05 | 2018-09-04 | 马鞍山钢铁股份有限公司 | The on-line measuring device and detection method of total sulphur content in a kind of fuel coal gas |
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2018
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2427921A1 (en) * | 1974-06-10 | 1975-07-10 | ||
| CN202661455U (en) * | 2012-07-05 | 2013-01-09 | 常小荣 | Flue gas production detection device |
| CN203929555U (en) * | 2014-07-01 | 2014-11-05 | 西安格瑞电力科技有限公司 | A kind of high precision fine particle density monitoring system |
| CN204769195U (en) * | 2015-05-29 | 2015-11-18 | 广东龙正节能环保科技有限公司 | Biomass boiler prevents cyclone that flows backwards |
| CN205120442U (en) * | 2015-11-16 | 2016-03-30 | 天津市环境监测中心 | Fixed source smoke particulate dilution method sampling system |
| CN205749032U (en) * | 2016-05-17 | 2016-11-30 | 中国环境科学研究院 | The open Combustion Source flue gas pollutant diluting and sampling system of biomass |
| CN205958544U (en) * | 2016-08-17 | 2017-02-15 | 昆山北测检测技术有限公司 | Mosquito -repellent incense combustion testing controller |
| CN107121310A (en) * | 2017-05-31 | 2017-09-01 | 西安交通大学 | A kind of System and method for for the soot that separation and Extraction coal and biomass are produced |
| CN108490148A (en) * | 2018-06-05 | 2018-09-04 | 马鞍山钢铁股份有限公司 | The on-line measuring device and detection method of total sulphur content in a kind of fuel coal gas |
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| CN109541122B (en) | 2023-09-29 |
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