CN203241396U - Biomass briquette weightless combustion experiment table - Google Patents
Biomass briquette weightless combustion experiment table Download PDFInfo
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- CN203241396U CN203241396U CN 201320267676 CN201320267676U CN203241396U CN 203241396 U CN203241396 U CN 203241396U CN 201320267676 CN201320267676 CN 201320267676 CN 201320267676 U CN201320267676 U CN 201320267676U CN 203241396 U CN203241396 U CN 203241396U
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Abstract
The utility model discloses a biomass briquette weightless combustion experiment table, comprising an electronic balance and an adiabatic furnace, wherein a furnace door is arranged on the adiabatic furnace; an objective table and a heating resistance wire are arranged in the adiabatic furnace, and a furnace temperature measuring socket is formed in the side wall of the adiabatic furnace; a smoke discharge pipeline and a gas supply pipeline are respectively arranged at the upper end and lower end of the adiabatic furnace; an exhaust gas sampling port, an exhaust gas flow velocity measuring socket and a flue temperature measuring port are formed in the smoke discharge pipeline; and a blower, an oxygen inlet, a nitrogen inlet and a valve are sequentially arranged on the gas supply pipeline from the tail end towards the adiabatic furnace. The biomass briquette weightless combustion experiment table is simple in structure and easy to operate, can effectively control the mixing ratio of oxygen to nitrogen so as to adjust and control the burning degree of a biomass briquette and the discharge amount of compounds of nitrogen and oxygen, and can directly measure the flow velocity and flow of the air and the components and temperature of a combustion gas product and analyze the characteristics of combustion ash, so that the influence of actual working conditions on the combustion process and combustion velocity is quantitatively studied, read numbers are accurate, and results are reliable.
Description
Technical field
The utility model belongs to biomass molding fuel experimental facilities technical field, particularly the weightless combustion experiment platform of a kind of biomass molding fuel.
Background technology
At present, global energy crisis is growing more intense, and people's heightened awareness is to the limited of fossil energy and the pollution problem that brings thereof.Therefore, the development and use of biomass energy research has caused people's enough attention.
The mode of utilizing of China's stalk mainly contains: directly burning, curing molding, biogas technology and pyrolytic gasification.Because general agricultural crop straw all has the shortcomings such as loose, that density is little, the calorific value of unit volume is low, the use that acts as a fuel is very inconvenient, so, so that the biomass block shaping fuel technology develops rapidly.Yet China is to the straw burning research on mechanism, and great majority are about the research of former loose shape biomass combustion characteristic or about the research of the combustion characteristics of living beings and coal for mixing combustion, and the research of biomass molding fuel combustion mechanism still is in the starting stage.The business unit of the existing many production moulding fuel combustion appliances of China, they are under the prerequisite of not understanding fully the biomass molding fuel combustion mechanism mostly, just transform original coal-fired combustion equipment as biomass molded fuel combustion equipment, but improved combustion apparatus does not meet the combustion mechanism of biomass molding fuel.Therefore, existing biomass molded fuel combustion equipment inevitably exists the problems such as temperature field in the burner hearth, air flow field, excess air coefficient and heating surface layout are unreasonable.In addition, the biomass molded fuel combustion equipment of some designed, designeds owing to lack the theory support of biomass molding fuel combustion mechanism when selecting design parameter, also all is to select with reference to burning of coal mechanism parameter, lacks scientific basis.Above-mentioned factor will have a strong impact on the normal combustion of biomass molding fuel, and the problem such as cause that the biomass molded fuel combustion equipment thermal efficiency is low, the pollutant load in the smoke evacuation is high, slagging scorification is serious further affects application and the popularization of biomass molding fuel.
In order to enrich, improve the combustion mechanism of biomass molding fuel in the Combustion, and provide corresponding parameter and scientific basis for the Design ﹠ reform of biomass molded fuel combustion equipment, must rely on corresponding experimental facilities, and at home, such experimental facilities still belongs to blank field.
The utility model content
The purpose of this utility model provide a kind of simple in structure, simple to operate, reading is accurate and the weightless combustion experiment platform of the reliable biomass molding fuel of analysis result.
For achieving the above object, the technical solution of the utility model is: the weightless combustion experiment platform of a kind of biomass molding fuel, comprise the heat insulation furnace on electronic balance and the electronic balance, and the heat insulation furnace upper end is provided with fire door; Be provided with objective table and resistive heater in the burner hearth of heat insulation furnace, the heat insulation furnace sidewall is provided with thermometric socket in the stove; Heat insulation furnace is respectively equipped with smoke discharging pipe and steam line in two ends up and down, smoke discharging pipe is provided with the smoke sampling mouth, flue gas flow rate measures socket and flue temperature is measured mouth, is provided with successively blower fan, oxygen inlet, nitrogen inlet and valve from end to the heat insulation furnace direction on the steam line.
Described heat insulation furnace sidewall is provided with the burning observation panel corresponding with objective table.
Described oxygen inlet and nitrogen inlet are symmetricly set on up and down on the steam line; Steam line between oxygen inlet or nitrogen inlet and the valve is provided with the gas blending bin.
Described objective table is positioned at the burner hearth center, and resistive heater is positioned at the objective table both sides.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model comprises the heat insulation furnace on electronic balance and the electronic balance, and the heat insulation furnace upper end is provided with fire door; Be provided with objective table and resistive heater in the burner hearth of heat insulation furnace, the heat insulation furnace sidewall is provided with thermometric socket in the stove; Heat insulation furnace is respectively equipped with smoke discharging pipe and steam line in two ends up and down, smoke discharging pipe is provided with the smoke sampling mouth, flue gas flow rate measures socket and flue temperature is measured mouth, be provided with successively blower fan from end to the heat insulation furnace direction on the steam line, oxygen inlet, nitrogen inlet and valve, it is simple in structure, simple to operate, the capsule of recoverable thermal imaging system measurement ash is wrapped up in thickness error, can effectively control the mixing ratio of oxygen and nitrogen, with the burning degree of regulation and control biomass molding fuel and the discharge capacity of oxynitrides, and can directly measure flow velocity and the flow of air, the component of combustion gas product and temperature thereof, analytic combustion lime-ash characteristic, thereby realize that the quantitative examination actual condition is on the impact of combustion process and burning rate, reading is accurate, reliable results.
2, the heat insulation furnace sidewall is provided with the burning observation panel corresponding with objective table, and observable fuel combustion situation is convenient to the management and control combustion process; Oxygen inlet and nitrogen inlet are symmetricly set on up and down on the steam line, and the steam line between oxygen inlet or nitrogen inlet and the valve is provided with the gas blending bin, are convenient to gas and mix, and good mixing effect helps the biomass fuel full combustion of fuel.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The weightless combustion experiment platform of biomass molding fuel as shown in Figure 1, it comprises the heat insulation furnace 1 on electronic balance 10 and the electronic balance 10, and electronic balance 10 is provided with reading window 4, and heat insulation furnace 1 upper end is provided with fire door 16.Be provided with objective table 2 and resistive heater 3 in the burner hearth 17 of heat insulation furnace 1, objective table 2 is positioned at the center of burner hearth 17, and resistive heater 3 is positioned at the both sides of objective table 2.Be provided with thermometric socket 11 in the stove and the burning observation panel 15 corresponding with objective table 2 at the sidewall of heat insulation furnace 1.Be respectively equipped with smoke discharging pipe 19 and steam line 18 at the up and down two ends of heat insulation furnace 1, smoke discharging pipe 19 is provided with smoke sampling mouth 12, flue gas flow rate measures socket 13 and flue temperature is measured mouth 14, be provided with successively blower fan 9, oxygen inlet 7, nitrogen inlet 8 and valve 5 on the steam line 18 from end to the heat insulation furnace direction, oxygen inlet 7 is symmetricly set on up and down on the steam line 18 with nitrogen inlet 8, and the steam line 18 between oxygen inlet 7 or nitrogen inlet 8 and valve 5 is provided with gas blending bin 6.
Principle of work of the present utility model is: the biomass molding fuel of certain particle diameter is joined on the objective table 2 by fire door 16; Under the heat effect of resistive heater 3, make the specific temperature of burner hearth 17 interior maintenances, and make the biomass molding fuel burning on the objective table 2; In the biomass molding fuel combustion process, the dynamic mass of fuel can read at any time by electronic balance 10, and the temperature in the burner hearth 17 can be read by being inserted in the stove thermopairs in the thermometric socket 11; Air feed during fuel combustion is realized by steam line 18, air is fed by blower fan 9 and controls gas flows by valve 5, oxygen enters steam line 18 through oxygen inlet 7, nitrogen through nitrogen inlet 8, and after gas blending bin 6 interior abundant mixing, entering into burner hearth 17, nitrogen oxygen ratio is read and is regulated by the gas meter on the outside gas cylinder; The flue gas that fuel combustion generates is discharged by smoke discharging pipe 19, measures the indexs such as composition, flow velocity and temperature that mouth 14 is analyzed flue gas by the smoke sampling mouth 12 on the smoke discharging pipe 19, flue gas flow rate measurement socket 13 and flue temperature; In above-mentioned experimentation, can pass through the combustion case that burning observation panel 15 is observed biomass molding fuels, can be indexs such as the composition of fuel lime-ash taking-up chemical examination lime-ash, ash fusion points, to obtain desired parameters after experiment finishes.
Claims (4)
1. the weightless combustion experiment platform of biomass molding fuel is characterized in that: comprise the heat insulation furnace on electronic balance and the electronic balance, be provided with fire door on the heat insulation furnace; Be provided with objective table and resistive heater in the burner hearth of heat insulation furnace, the heat insulation furnace sidewall is provided with thermometric socket in the stove; Heat insulation furnace is respectively equipped with smoke discharging pipe and steam line in two ends up and down, smoke discharging pipe is provided with the smoke sampling mouth, flue gas flow rate measures socket and flue temperature is measured mouth, is provided with successively blower fan, oxygen inlet, nitrogen inlet and valve from end to the heat insulation furnace direction on the steam line.
2. the weightless combustion experiment platform of biomass molding fuel as claimed in claim 1, it is characterized in that: described heat insulation furnace sidewall is provided with the burning observation panel corresponding with objective table.
3. the weightless combustion experiment platform of biomass molding fuel as claimed in claim 1 or 2, it is characterized in that: described oxygen inlet and nitrogen inlet are symmetricly set on up and down on the steam line; Steam line between oxygen inlet or nitrogen inlet and the valve is provided with the gas blending bin.
4. the weightless combustion experiment platform of biomass molding fuel as claimed in claim 3, it is characterized in that: described objective table is positioned at the burner hearth center, and resistive heater is positioned at the objective table both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267676 CN203241396U (en) | 2013-05-16 | 2013-05-16 | Biomass briquette weightless combustion experiment table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320267676 CN203241396U (en) | 2013-05-16 | 2013-05-16 | Biomass briquette weightless combustion experiment table |
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| Publication Number | Publication Date |
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| CN203241396U true CN203241396U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320267676 Expired - Fee Related CN203241396U (en) | 2013-05-16 | 2013-05-16 | Biomass briquette weightless combustion experiment table |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741379A (en) * | 2017-10-30 | 2018-02-27 | 河南科技学院 | Big weight biomass block shaped fuel combustion characteristics test device and investigating method |
| CN110702840A (en) * | 2019-10-14 | 2020-01-17 | 刘芳 | Analysis device based on energy utilization rate of carbonized urban domestic sewage biomass |
| CN113503974A (en) * | 2021-09-09 | 2021-10-15 | 江苏沃泰冶金设备有限公司 | Thermal imaging detection system and method based on PID and gas ash conveying device |
-
2013
- 2013-05-16 CN CN 201320267676 patent/CN203241396U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741379A (en) * | 2017-10-30 | 2018-02-27 | 河南科技学院 | Big weight biomass block shaped fuel combustion characteristics test device and investigating method |
| CN107741379B (en) * | 2017-10-30 | 2024-06-25 | 河南科技学院 | Device and method for testing combustion characteristics of high-weight biomass briquette formed fuel |
| CN110702840A (en) * | 2019-10-14 | 2020-01-17 | 刘芳 | Analysis device based on energy utilization rate of carbonized urban domestic sewage biomass |
| CN110702840B (en) * | 2019-10-14 | 2022-06-07 | 河北地质大学华信学院 | Analysis device based on energy utilization rate of carbonized urban domestic sewage biomass |
| CN113503974A (en) * | 2021-09-09 | 2021-10-15 | 江苏沃泰冶金设备有限公司 | Thermal imaging detection system and method based on PID and gas ash conveying device |
| CN113503974B (en) * | 2021-09-09 | 2021-11-23 | 江苏沃泰冶金设备有限公司 | Thermal imaging detection system and method based on PID and gas ash conveying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20140516 |