CN205133527U - Hot gas of fluidized bed living beings and living beings charcoal coproduction equipment - Google Patents
Hot gas of fluidized bed living beings and living beings charcoal coproduction equipment Download PDFInfo
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- CN205133527U CN205133527U CN201520931701.7U CN201520931701U CN205133527U CN 205133527 U CN205133527 U CN 205133527U CN 201520931701 U CN201520931701 U CN 201520931701U CN 205133527 U CN205133527 U CN 205133527U
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Abstract
The utility model discloses a hot gas of fluidized bed living beings and living beings charcoal coproduction equipment, including gasification furnace body, its characterized in that: to down including the last furnace body that communicates in proper order, well furnace body and furnace body down on the gasification furnace body follow, be equipped with steam generator on going up the furnace body, steam generator passes through the steam pocket and is connected with steam heater, the steam heater export manage the way respectively with lower furnace body, well furnace body and upward the furnace body be connected. The utility model discloses has the advantage that the range of application is wide, economic value is high.
Description
Technical field
The utility model belongs to biomass utilization technologies field, is specifically related to a kind of biomass fluid bed hot combustion gas and biomass charcoal cogeneration facility.
Background technology
Human society is faced with huge Pressure on Energy and environmental stress, and biomass energy is as a kind of renewable energy source of cleanliness without any pollution, and its comprehensive development and utilization has caused countries in the world to pay close attention to.Compared to direct burning, gasifying biomass can obtain biological fuel gas and biomass charcoal two kinds of products, can be obtained the biomass charcoal of high-quality, and then greatly improve added value of product by conservative control reaction process.
Conventional gasifying biomass co-producing bio matter charcoal technique, because the residence time of biomass in vapourizing furnace cannot change with the load variations of vapourizing furnace, cause vapourizing furnace when departing from rated load, the biomass charcoal quality produced is lower.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, the biomass fluid bed hot combustion gas providing a kind of product quality high and biomass charcoal cogeneration facility.
A kind of biomass fluid bed hot combustion gas and biomass charcoal cogeneration facility, comprise vapourizing furnace body, described vapourizing furnace body comprises the upper furnace body be communicated with successively from top to bottom, middle body of heater and lower furnace body, upper furnace body is provided with vapour generator, vapour generator is connected with steam heater by drum, steam heater outlet through pipeline respectively with lower furnace body, middle body of heater is connected with upper furnace body, upper furnace body sidewall installs the first outlet pipe from bottom to top successively, second outlet pipe, 3rd outlet pipe and the 4th outlet pipe, first outlet pipe, second outlet pipe, 3rd outlet pipe and the 4th outlet pipe all install variable valve, first outlet pipe, second outlet pipe, 3rd outlet pipe is connected with primary cyclone after ducts converge with the 4th outlet pipe, primary cyclone rear portion installs secondary cyclone and combustion gas induced draft fan successively, the outlet of combustion gas induced draft fan is by the first pipeline, second pipe, 3rd pipeline and the 4th pipeline, respectively with heat user, air compartment, the heating coil be arranged on outside lower furnace body is connected with middle body of heater, middle body of heater is provided with biomass feeding device and air preheater, air preheater is connected with middle body of heater with air compartment respectively through pipeline, and connected with heating coil by the 3rd pipeline, lower furnace body is provided with bed material material feeder.
Further describing as technique scheme:
Described air preheater place pipeline is connected with gas blower.
Compared with prior art, the utility model has the following advantages:
1, by adjustment vapourizing furnace body flow velocity in different load state gasified stove stove, thus control the quality of biomass charcoal, greatly improve carbon content rate and the porosity of biomass charcoal, the biomass charcoal quality produced is high.
2, realized pyrolysis and the gasification of biomass material by external heating mode, the combustion gas mixing that the flue gas after fuel gas buring does not generate with vapourizing furnace, thus substantially increase the calorific value of biological fuel gas, increase the scope of gasifying biomass co-producing bio matter charcoal.
3, adopt classification gas outlet mode to realize the integrated regulation of vapourizing furnace, control the quality of biomass charcoal further.
Accompanying drawing explanation
Fig. 1 is the structural representation of biomass fluid bed hot combustion gas and biomass charcoal cogeneration facility in the utility model.
Embodiment
See Fig. 1, a kind of biomass fluid bed hot combustion gas and biomass charcoal cogeneration facility, comprise vapourizing furnace body 1, vapourizing furnace body 1 comprises the upper furnace body 11 be communicated with successively from top to bottom, middle body of heater 12 and lower furnace body 13, upper furnace body 11 is provided with vapour generator 112, vapour generator 112 is connected with steam heater 111 by drum 113, steam heater 111 export through pipeline respectively with lower furnace body 13, middle body of heater 12 is connected with upper furnace body 11, upper furnace body 11 sidewall installs the first outlet pipe 114 from bottom to top successively, second outlet pipe 115, 3rd outlet pipe 116 and the 4th outlet pipe 117, first outlet pipe 114, second outlet pipe 115, variable valve 118 all installed by 3rd outlet pipe 116 and the 4th outlet pipe 117, first outlet pipe 114, second outlet pipe 115, 3rd outlet pipe 116 is connected with primary cyclone 2 after ducts converge with the 4th outlet pipe 117, primary cyclone 2 rear portion installs secondary cyclone 3 and combustion gas induced draft fan 4 successively, combustion gas induced draft fan 4 exports by the first pipeline 41, second pipe 42, 3rd pipeline 43 and the 4th pipeline 44, respectively with heat user 5, air compartment 6, the heating coil 7 be arranged on outside lower furnace body 13 is connected with middle body of heater 12, middle body of heater 12 is provided with biomass feeding device 8 and air preheater 9, air preheater 9 is connected with middle body of heater 12 with air compartment 6 respectively through pipeline, and connected with heating coil 7 by the 3rd pipeline 43, lower furnace body 13 is provided with bed material material feeder 10.
Its working process is:
Vapour generator 112 generating steam of soft water by upper furnace body 11 is installed, steam enters steam heater 111 through drum 113 and is heated into superheated vapour, superheated vapour is divided into three tunnels, add vapourizing furnace body from upper furnace body 11, middle body of heater 12 and lower furnace body 13 respectively, control vapourizing furnace body temperature and carry out charcoal modified.
Air is divided into two-way after air preheater 9 preheating, one tunnel enters lower furnace body 13 through air compartment 6, in order to adjust the intrinsic gas velocity of vapourizing furnace, thus control the residence time of biomass charcoal in stove, another Lu Yu tri-pipeline 43 high-temperature fuel gas mixing afterfire, the heat smoke that burning produces, by the heating coil 7 heating biological matter of lower furnace body 13 outside, adjusts productive rate and the specific surface area of charcoal.
Biomass by biomass feeding device 8 therefrom body of heater 12 add, bed material is fed from lower furnace body 13 by bed material material feeder 10, pyrolytic reaction is there is in biomass absorb heat under fluidisation assisted by bed material after, Heat of Formation is vented one's spleen and charcoal, the air that partial thermal decomposition gas and the 4th pipeline 44 high-temperature fuel gas and air compartment 6 enter reacts, the high-temperature fuel gas produced realizes the fluidisation of biomass and bed material, charcoal is carried successively through lower furnace body 13 by high-temperature fuel gas, middle body of heater 12, after upper furnace body 11 and outlet pipe, enter primary cyclone 2 and secondary cyclone 3 and realize being separated of biomass charcoal and high-temperature fuel gas, high-temperature fuel gas is divided into the first pipeline 41 after being pressurizeed by combustion gas induced draft fan 4, second pipe 42, 3rd pipeline 43 and the 4th pipeline 44 4 tunnel, the high-temperature fuel gas of the first pipeline 41 is used for subsequent thermal user, the high-temperature fuel gas of second pipe 42 therefrom body of heater 12 enters vapourizing furnace body, air mixed after the high-temperature fuel gas of the 3rd pipeline 43 and preheating is burnt, the high-temperature fuel gas of the 4th pipeline 44 enters lower furnace body 13 by air compartment 6.
In the present embodiment, air preheater 9 place pipeline is connected with gas blower 91.Object is, convenient operation and control, and is convenient to carry out repair and maintenance to equipment.
Adopt the hot combustion gas of this device for flowization bed biomass and biomass charcoal to produce, comprise the following steps:
(1), in lower furnace body 13, bed material is added by bed material material feeder 10;
(2), by biomass feeding device 8 in middle body of heater 12, adding biomass, there is pyrolytic reaction after absorbing heat in biomass under fluidisation assisted by bed material, and Heat of Formation is vented one's spleen and charcoal;
(3), vapour generator 112 is run, vapour generator 112 generating steam of soft water by upper furnace body 11 is installed, steam enters steam heater 111 through drum 113 and is heated into superheated vapour, superheated vapour is divided into three tunnels, add vapourizing furnace body from upper furnace body 11, middle body of heater 12 and lower furnace body 13 respectively, control vapourizing furnace body temperature and carry out charcoal modified;
(4), air preheater 9 is run, air is divided into two-way after air preheater 9 preheating, one tunnel enters lower furnace body 13 through air compartment 6, in order to adjust the intrinsic gas velocity of vapourizing furnace, thus control the residence time of biomass charcoal in stove, another Lu Yu tri-pipeline 43 high-temperature fuel gas mixing afterfire, the heat smoke that burning produces, by the heating coil 7 heating biological matter of lower furnace body 13 outside, adjusts productive rate and the specific surface area of charcoal;
(5), open variable valve 118, charcoal is carried successively through lower furnace body 13, middle body of heater 12, upper furnace body 11 and the first outlet pipe 114, second outlet pipe 115, the 3rd outlet pipe 116 and the 4th outlet pipe 117 by high-temperature fuel gas;
(6), run primary cyclone 2 and secondary cyclone 3 and combustion gas induced draft fan 4, charcoal is carried by high-temperature fuel gas and enters the first outlet pipe 114, second outlet pipe 115, 3rd outlet pipe 116 and the 4th outlet pipe 117, after gathering, enter primary cyclone 2 and secondary cyclone 3 and realize being separated of biomass charcoal and high-temperature fuel gas, high-temperature fuel gas is divided into the first pipeline 41 after being pressurizeed by combustion gas induced draft fan 4, second pipe 42, 3rd pipeline 43 and the 4th pipeline 44 4 tunnel, the high-temperature fuel gas of the first pipeline 41 is used for subsequent thermal user, the high-temperature fuel gas of second pipe 42 therefrom body of heater 12 enters vapourizing furnace body, air mixed after the high-temperature fuel gas of the 3rd pipeline 43 and preheating is burnt, the high-temperature fuel gas of the 4th pipeline 44 enters lower furnace body 13 by air compartment 6,
(7), in part pyrolysis gas and the 4th pipeline 44, high-temperature fuel gas and air compartment 6 enter in step (2) air reacts, and the high-temperature fuel gas of generation realizes the fluidisation of biomass and bed material.
Wherein, in lower furnace body 13, gas velocity is 2 ~ 4m/s, temperature 300 ~ 650 DEG C; In middle body of heater 12, gas velocity is 0.5 ~ 1m/s, temperature 450 ~ 600 DEG C; In upper furnace body 11, gas velocity is 3 ~ 6m/s, temperature 400 ~ 500 DEG C.
Wherein, vapourizing furnace body 1 gas production rate load is divided into 0 ~ 25%, 25 ~ 50%, 50 ~ 75%, 75 ~ 100% level Four, and when load is 0 ~ 25%, high-temperature fuel gas enters primary cyclone 2 from the 4th outlet pipe 117; When load is 25 ~ 50%, high-temperature fuel gas enters primary cyclone 2 from the 3rd outlet pipe 116; When load is 50 ~ 75%, high-temperature fuel gas enters primary cyclone 2 from the second outlet pipe 115; When load is 75 ~ 100%, high-temperature fuel gas enters primary cyclone 2 from the first outlet pipe 114.
Embodiment 1
Vapourizing furnace load is 90% time, open the variable valve 118 on the first outlet pipe 114, close the variable valve 118 on the second outlet pipe 115, the 3rd outlet pipe 116, the 4th outlet pipe 117, air is divided into two-way after air preheater 9 preheating, one tunnel enters lower furnace body 13 through air compartment 6, the high-temperature fuel gas mixing afterfire of another Lu Yu tri-pipeline 43, the heat smoke that burning produces is by the heating coil 7 heating biological matter of lower furnace body 13 outside; Vapour generator 112 generating steam of soft water by upper furnace body 11 is installed, steam enters steam heater 111 through drum 113 and is heated into superheated vapour, and superheated vapour is divided into 3 tunnels, adds vapourizing furnace body 1 respectively from upper furnace body 11, middle body of heater 12 and lower furnace body 13.Biomass by biomass feeding device 8 therefrom body of heater 12 add, bed material is fed from lower furnace body 13 by bed material material feeder 10, pyrolytic reaction is there is in biomass absorb heat under fluidisation assisted by bed material after, Heat of Formation is vented one's spleen and charcoal, the air that the high-temperature fuel gas of partial thermal decomposition gas and the 4th pipeline 44 and air compartment enter reacts, the high-temperature fuel gas produced realizes the fluidisation of biomass and bed material, charcoal is carried successively through lower furnace body 13 by high-temperature fuel gas, middle body of heater 12, after upper furnace body 11 and outlet pipe, enter primary cyclone 2 and secondary cyclone 3 and realize being separated of biomass charcoal and high-temperature fuel gas, high-temperature fuel gas is divided into the first pipeline 41 after being pressurizeed by combustion gas induced draft fan 4, second pipe 42, 3rd pipeline 43 and the 4th pipeline 44 4 tunnel, the high-temperature fuel gas of the first pipeline 41 is used for subsequent thermal user 5, the high-temperature fuel gas of second pipe 42 therefrom body of heater 12 enters vapourizing furnace body, air mixed after the high-temperature fuel gas of the 3rd pipeline 43 and preheating is burnt, the high-temperature fuel gas of the 4th pipeline 44 enters lower furnace body by air compartment 6, controlling gas velocity in lower furnace body 13 is 3.5m/s, temperature 550 DEG C, in middle body of heater 12, gas velocity is 0.8m/s, temperature 500 DEG C, in upper furnace body 11, gas velocity is 4m/s, temperature 480 DEG C.The biomass charcoal carbon content 92% produced, the specific surface area of charcoal is 220m
2/ g, biological fuel gas calorific value 5500kj/Nm3.
Embodiment 2
Vapourizing furnace load is 70% time, open the variable valve 118 on the second outlet pipe 115, close the variable valve 118 on the first outlet pipe 114, the 3rd outlet pipe 116, the 4th outlet pipe 117, air is divided into two-way after air preheater 9 preheating, one tunnel enters lower furnace body 13 through air compartment 6, the high-temperature fuel gas mixing afterfire of another Lu Yu tri-pipeline 43, the heat smoke that burning produces is by the heating coil 7 heating biological matter of lower furnace body 13 outside; Vapour generator 112 generating steam of soft water by upper furnace body 11 is installed, steam enters steam heater 111 through drum 113 and is heated into superheated vapour, and superheated vapour is divided into 3 tunnels, adds vapourizing furnace body respectively from upper furnace body 11, middle body of heater 12 and lower furnace body 13.Biomass by biomass feeding device 8 therefrom body of heater 12 add, bed material is fed from lower furnace body 13 by bed material material feeder 10, pyrolytic reaction is there is in biomass absorb heat under fluidisation assisted by bed material after, Heat of Formation is vented one's spleen and charcoal, the air that the high-temperature fuel gas of partial thermal decomposition gas and the 4th pipeline 44 and air compartment enter reacts, the high-temperature fuel gas produced realizes the fluidisation of biomass and bed material, charcoal is carried successively through lower furnace body 13 by high-temperature fuel gas, middle body of heater 12, after upper furnace body 11 and the second outlet pipe 115, enter primary cyclone 2 and secondary cyclone 3 and realize being separated of biomass charcoal and high-temperature fuel gas, high-temperature fuel gas is divided into the first pipeline 41 after being pressurizeed by combustion gas induced draft fan 4, second pipe 42, 3rd pipeline 43 and the 4th pipeline 44 4 tunnel, the high-temperature fuel gas of the first pipeline 41 is used for subsequent thermal user 5, the high-temperature fuel gas of second pipe 42 therefrom body of heater 12 enters vapourizing furnace body, air mixed after the high-temperature fuel gas of the 3rd pipeline 43 and preheating is burnt, the high-temperature fuel gas of the 4th pipeline 44 enters lower furnace body by air compartment 6, controlling gas velocity in lower furnace body 13 is 2.8m/s, temperature 565 DEG C, in middle body of heater 12, gas velocity is 0.65m/s, temperature 520 DEG C, in upper furnace body 11, gas velocity is 3.2m/s, temperature 470 DEG C.The biomass charcoal carbon content 91.5% produced, the specific surface area of charcoal is 215m
2/ g, biological fuel gas calorific value 5530kj/Nm
3.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. a biomass fluid bed hot combustion gas and biomass charcoal cogeneration facility, comprise vapourizing furnace body, it is characterized in that: described vapourizing furnace body comprises the upper furnace body be communicated with successively from top to bottom, middle body of heater and lower furnace body, upper furnace body is provided with vapour generator, vapour generator is connected with steam heater by drum, steam heater outlet through pipeline respectively with lower furnace body, middle body of heater is connected with upper furnace body, upper furnace body sidewall installs the first outlet pipe from bottom to top successively, second outlet pipe, 3rd outlet pipe and the 4th outlet pipe, first outlet pipe, second outlet pipe, 3rd outlet pipe and the 4th outlet pipe all install variable valve, first outlet pipe, second outlet pipe, 3rd outlet pipe is connected with primary cyclone after ducts converge with the 4th outlet pipe, primary cyclone rear portion installs secondary cyclone and combustion gas induced draft fan successively, the outlet of combustion gas induced draft fan is by the first pipeline, second pipe, 3rd pipeline and the 4th pipeline, respectively with heat user, air compartment, the heating coil be arranged on outside lower furnace body is connected with middle body of heater, middle body of heater is provided with biomass feeding device and air preheater, air preheater is connected with middle body of heater with air compartment respectively through pipeline, and connected with heating coil by the 3rd pipeline, lower furnace body is provided with bed material material feeder.
2. the biomass fluid bed hot combustion gas of one according to claim 1 and biomass charcoal cogeneration facility, is characterized in that: described air preheater place pipeline is connected with gas blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520931701.7U CN205133527U (en) | 2015-11-19 | 2015-11-19 | Hot gas of fluidized bed living beings and living beings charcoal coproduction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520931701.7U CN205133527U (en) | 2015-11-19 | 2015-11-19 | Hot gas of fluidized bed living beings and living beings charcoal coproduction equipment |
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| Publication Number | Publication Date |
|---|---|
| CN205133527U true CN205133527U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520931701.7U Withdrawn - After Issue CN205133527U (en) | 2015-11-19 | 2015-11-19 | Hot gas of fluidized bed living beings and living beings charcoal coproduction equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105273765A (en) * | 2015-11-19 | 2016-01-27 | 合肥德博生物能源科技有限公司 | Fluidized bed biomass hot fuel gas and biomass charcoal co-production equipment and production process |
-
2015
- 2015-11-19 CN CN201520931701.7U patent/CN205133527U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105273765A (en) * | 2015-11-19 | 2016-01-27 | 合肥德博生物能源科技有限公司 | Fluidized bed biomass hot fuel gas and biomass charcoal co-production equipment and production process |
| CN105273765B (en) * | 2015-11-19 | 2017-09-15 | 合肥德博生物能源科技有限公司 | A kind of biomass fluid bed hot combustion gas and biomass carbon cogeneration facility and production technology |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20170908 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20170915 |