CN105062607A - Combustion-supporting biomass briquette fuel - Google Patents
Combustion-supporting biomass briquette fuel Download PDFInfo
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- CN105062607A CN105062607A CN201510473530.2A CN201510473530A CN105062607A CN 105062607 A CN105062607 A CN 105062607A CN 201510473530 A CN201510473530 A CN 201510473530A CN 105062607 A CN105062607 A CN 105062607A
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- 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
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- 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
The invention discloses combustion-supporting biomass briquette fuel. The combustion-supporting biomass briquette fuel comprises biomass fuel substrates obtained by laminated molding, a combustion-supporting bonding layer is arranged between each two adjacent biomass fuel substrates, the combustion-supporting bonding layer is a mixture of a fiber binder and potassium chlorate, and a mass ratio of potassium chlorate to the mixture of the fiber binder and potassium chlorate is 1-5%. The combustion-supporting biomass briquette fuel has the characteristics of high combustion performances, strong versatility, low cost and large scale production convenience.
Description
Technical field
The present invention relates to Biomass Briquette Technologies field, be specially a kind of combustion-supporting type biomass molding fuel.
Background technology
Along with expanding economy.The energy and environmental problem have become the focus of global concern, and the pollution problem that traditional fossil energy such as such as coal, oil and natural gas etc. produces due to the day by day exhausted energy dilemma brought and its burning becomes increasingly conspicuous, and the clean renewable energy source of exploitation is extremely urgent.Biomass are a kind of multifarious Energy resources, wide material sources, and application is simple, has a good application prospect as the effective substitute energy of one.In the last few years, utilize forest processing waste, the investigation and application making biomass granule fuel after the grinding and processing such as straw also increases gradually, current biomass energy directly forms strip, particulate state or bulk mainly through direct extrusion molding, molding thickness and compacted density condition each other, there is burning, to there is combustion time short, the defect that heat is not high.
Summary of the invention
The object of this invention is to provide a kind of combustion-supporting type biomass molding fuel, have that combustionproperty is high, highly versatile, with low cost and be convenient to the feature of large-scale production.
The present invention can be achieved through the following technical solutions:
The invention discloses a kind of combustion-supporting type biomass molding fuel, comprise some biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 1 ~ 5% of the mixture of described fiber-like tackiness agent and Potcrate.By being provided with combustion-supporting tack coat at biomass fuel substrate, including heating in combustion-supporting tack coat can oxygenous Potcrate, the separation accelerated in the process that Potcrate both can have been utilized to decompose between different layers increases the surface-area of burning contacts, combustion-supporting effect can be realized again by the oxygen produced, thus use the burning of biomass fuel more abundant, effectively improve the combustionproperty of biomass molding fuel.Potcrate is colorless plate crystal or white particle powder, stable under normal temperature, then decompose more than 400 DEG C and release oxygen, sharply can blast during heating, therefore, Potcrate is selected to be blended in inside cellulose binder, and the mass ratio of Potcrate is between 1 ~ 5%, Potcrate is made to be dispersed in inside cellulose binder, what produce when effectively ensure that Potcrate decomposes makes the separating force between biomass fuel substrate more even, the oxygen produced also can utilize comburant oxygen to give full play to the combustionproperty of biomass molding fuel when realizing biomass fuel substrate interlaminar separation.If Potcrate the content of combustion-supporting tack coat higher more than 5% time, the reaction that Potcrate sharply decomposes at high temperature can be relatively more violent, can produce strong quick-fried sound, can have certain potential safety hazard in the process of burning; If Potcrate is when comparatively low pressure is less than 1% to the content of combustion-supporting tack coat, it is limited that Potcrate decomposes the separating power produced, the amount of the oxygen produced is also on the low side, the effect that direct impact is combustion-supporting, the abundant degree of biomass molding fuel burning can be badly influenced, the raising of restriction biomass molding fuel combustionproperty when particularly thicker the and number of plies of biomass molding fuel thickness is more.And by arranging combustion-supporting tack coat, the biomass fuel substrate that both can arrange multilayer as required meeting the requirement of thickness, also effectively ensureing the performance of the combustionproperty of high-density biology matter shaped fuel, there is stronger versatility.In addition, the raw material selected is convenient source conservation cost, and the considerably less course of processing of ignition dope Potcrate consumption of employing is very simple, and the course of processing, without the need to mating special fabrication design, effectively reduces manufacturing cost, is convenient to large-scale promotion and uses.
The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.By arranging some cellular breather holes, can in time and the external world carry out thermal exchange, avoid biomass molding fuel in the process of prolonged storage owing to there is the potential safety hazard that slaking generation heat is formed between the raw material of biomass molding fuel, facilitate storage and the transport of biomass molding fuel, expand its application further.
Described biomass fuel substrate comprises biomass crumb feedstock, described biomass crumb feedstock comprises agricultural wastes, xylogen and/or oil crops waste, according to actual needs, can select dissimilar material flexibly, fully reduce costs, expand the use of biomass molding fuel.
Described agricultural wastes comprise one or more the mixture in stalk, corn cob, bagasse, algae and Herba Eichhorniae, and source widely, effectively reduces manufacturing cost.
Described xylogen comprises one or more the mixture in wooden unit, wood chip and bark, and source widely, effectively reduces manufacturing cost.
Described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree, and source widely, effectively reduces manufacturing cost.
Described fiber-like tackiness agent is paper waste and/hydrolysis fiber, and source widely, effectively reduces manufacturing cost, can play cohesive action, effectively disperses again Potcrate to ensure the safe effect of ignition dope.
The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:30 ~ 1:70, different Thickness Ratios can be selected according to actual needs, the thickness requirement of further lifting biomass molding fuel, the high compacted density of biomass molding fuel does not provide potential room for promotion.
Described biomass fuel substrate is Puffer-type biomass fuel substrate, and described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, and inflation mixes.Select Puffer-type biomass fuel substrate, the contact gear ratio surface-area of biomass molding fuel can be increased further in combustion, promote the performance of biomass molding fuel combustionproperty.
The number of plies of described biomass fuel substrate be two-layer and more than, satisfactory thickness can be selected flexibly according to actual needs, expand the thickness of biomass molding fuel further.
A kind of combustion-supporting type biomass molding fuel of the present invention, has following beneficial effect:
The first, combustionproperty is high, by being provided with combustion-supporting tack coat at biomass fuel substrate, including heating in combustion-supporting tack coat can oxygenous Potcrate, the separation accelerated in the process that Potcrate both can have been utilized to decompose between different layers increases the surface-area of burning contacts, combustion-supporting effect can be realized again by the oxygen produced, thus use the burning of biomass fuel more abundant, effectively improve the combustionproperty of biomass molding fuel;
The second, highly versatile, by arranging combustion-supporting tack coat, the biomass fuel substrate that both can arrange multilayer as required meets the requirement of thickness, also effectively ensures the performance of the combustionproperty of high-density biology matter shaped fuel, has stronger versatility;
Three, with low cost, the raw material selected is convenient source conservation cost, and the equipment of employing is conventional equipment and saves equipment investment cost without the need to larger facility investment, reduces manufacturing cost further;
Four, be convenient to large-scale production, combustion-supporting type biomass molding fuel structure is simple, and effectively simplify manufacturing procedure, and be the operation that routinizes, continuity of operation is high, effectively reduces the difficulty of large-scale production.
Accompanying drawing explanation
Accompanying drawing 1 is the diagrammatic cross-section of a kind of combustion-supporting type biomass molding fuel of the present invention embodiment 1.
Embodiment
In order to make those skilled in the art person understand technical scheme of the present invention better, below in conjunction with embodiment and accompanying drawing, product of the present invention is described in further detail.
Embodiment 1
As shown in Figure 1, embodiment 1 is for having the combustion-supporting type biomass molding fuel of five-layer structure, comprise three biomass fuel substrates 1 laminated into type, combustion-supporting tack coat 2 is provided with between described biomass fuel substrate 1 adjacent between two, described combustion-supporting tack coat 2 is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 1% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes 3, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.The material of described biomass fuel substrate 1 is agricultural wastes, and described agricultural wastes comprise one or more the mixture in stalk, corn cob, bagasse, algae and Herba Eichhorniae.Described combustion-supporting tack coat 2 is 1:50 with the Thickness Ratio of described biomass fuel substrate 1.Described biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, mixes.
Embodiment 2
Embodiment 2 is for having the combustion-supporting type biomass molding fuel of double-layer structure, comprise two biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described two adjacent biomass fuel substrates, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 5% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.Described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock comprises xylogen, and described xylogen comprises one or more the mixture in wooden unit, wood chip and bark.Described fiber-like tackiness agent is paper waste and/hydrolysis fiber.The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:30.The described biomass fuel substrate that fills adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, mixes.
Embodiment 3
Embodiment 3 is for having the combustion-supporting type biomass molding fuel of five-layer structure, comprise three biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 3% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.Described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock is oil crops waste.Described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree.Described fiber-like tackiness agent is paper waste and/hydrolysis fiber.The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:70.Described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, mixes.
Embodiment 4
Embodiment 4 is for having the combustion-supporting type biomass molding fuel of five-layer structure, comprise three biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 5% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.Described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock comprises agricultural wastes, xylogen and oil crops waste.Described agricultural wastes comprise one or more the mixture in stalk, corn cob, bagasse, algae and Herba Eichhorniae.Described xylogen comprises one or more the mixture in wooden unit, wood chip and bark.Described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree.Described fiber-like tackiness agent is paper waste and/hydrolysis fiber.The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:50.Described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, mixes.
Embodiment 5
Embodiment 5 is for having the combustion-supporting type biomass molding fuel of five-layer structure, comprise three biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 5% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.Described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock comprises agricultural wastes, xylogen and oil crops waste.Described agricultural wastes comprise one or more the mixture in stalk, corn cob, bagasse, algae and Herba Eichhorniae.Described xylogen comprises one or more the mixture in wooden unit, wood chip and bark.Described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree.Described fiber-like tackiness agent is paper waste and/hydrolysis fiber.The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:50.Described biomass fuel substrate is Puffer-type biomass fuel substrate, and described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, and inflation mixes.
Embodiment 6
Embodiment 6 is for having the combustion-supporting type biomass molding fuel of five-layer structure, comprise three biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 5% of the mixture of described fiber-like tackiness agent and Potcrate.The surface of described biomass fuel substrate and inside are provided with some cellular breather holes, and breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.Described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock is oil crops waste.Described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree.Described fiber-like tackiness agent is paper waste and/hydrolysis fiber.The Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:70.Described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, mixes.
Meanwhile, in order to assess the concrete technique effect of the biological shaped fuel of combustion-supporting type of the present invention, test from the concrete combustionproperty of aspect to embodiment 1 ~ 6 such as calorific value, rate of combustion and heating rates respectively.Concrete test data is as shown in table 1:
The concrete combustionproperty test data of the different embodiment of table 1
| Group number | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Calorific value (kcal/kg) | 5230 | 5320 | 5500 | 5350 | 5565 | 5650 |
| Rate of combustion (%) | 96.3 | 95.3 | 95.7 | 96.9 | 98.2 | 97.3 |
| Thermo-efficiency (%) | 92.5 | 94.1 | 95.3 | 94.8 | 96.8 | 96.5 |
As can be seen from Table 1, the present invention prepares the biomass molding fuel calorific value of gained at more than 5200lcal/Kg, and rate of combustion is more than 95%, and thermo-efficiency is more than 92%.And the concrete combustionproperty of traditional biomass molding fuel is: calorific value is at 4500 ~ 4800kcal/kg, and rate of combustion is between 90 ~ 96, and heating rate is between 80 ~ 90.By contrast, combustion-supporting type biomass molding fuel of the present invention all has significant lifting in combustionproperty indexs such as calorific value, rate of combustion and heating rates, is with a wide range of applications.
And can see from table 1 data, embodiment 4 and the embodiment 5 of same material contrast, and adopt Puffer-type biomass molding fuel to be to provide biomass extrusion materials combustionproperty and have certain effect; Contrasted by embodiment 3 and embodiment 6, increase the content of ignition dope Potcrate, also obviously can promote the combustionproperty of biomass extrusion materials.
The above, be only preferred embodiment of the present invention, not does any pro forma restriction to the present invention; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the present invention swimmingly; But all those skilled in the art are not departing within the scope of technical solution of the present invention, disclosed above technology contents can be utilized and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present invention; Meanwhile, all according to substantial technological of the present invention to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection domain all still belonging to technical scheme of the present invention.
Claims (10)
1. a combustion-supporting type biomass molding fuel, it is characterized in that: comprise some biomass fuel substrates laminated into type, combustion-supporting tack coat is provided with between described biomass fuel substrate adjacent between two, described combustion-supporting tack coat is the mixture of fiber-like tackiness agent and Potcrate, and the quality proportioning of described Potcrate is 1 ~ 5% of the mixture of described fiber-like tackiness agent and Potcrate.
2. combustion-supporting type biomass molding fuel according to claim 1, it is characterized in that: the surface of described biomass fuel substrate and inside are provided with some cellular breather holes, breather hole position in process laminated into type of adjacent biomass fuel substrate is relative.
3. combustion-supporting type biomass molding fuel according to claim 2, is characterized in that: described biomass fuel substrate comprises biomass crumb feedstock, and described biomass crumb feedstock comprises agricultural wastes, xylogen and/or oil crops waste.
4. combustion-supporting type biomass molding fuel according to claim 3, is characterized in that: described agricultural wastes comprise one or more the mixture in stalk, corn cob, bagasse, algae and Herba Eichhorniae.
5. combustion-supporting type biomass molding fuel according to claim 3, is characterized in that: described xylogen comprises one or more the mixture in wooden unit, wood chip and bark.
6. combustion-supporting type biomass molding fuel according to claim 3, is characterized in that: described oil crops waste comprises one or more the mixture in cottonseed, numb seed and tung oil tree.
7. the combustion-supporting type biomass molding fuel according to any one of claim 3 ~ 5 right, is characterized in that: described fiber-like tackiness agent is paper waste and/hydrolysis fiber.
8. combustion-supporting type biomass molding fuel according to claim 7, is characterized in that: the Thickness Ratio of described combustion-supporting tack coat and described biomass fuel substrate is 1:30 ~ 1:70.
9. combustion-supporting type biomass molding fuel according to claim 8, it is characterized in that: described biomass fuel substrate is Puffer-type biomass fuel substrate, described Puffer-type biomass fuel substrate adds and is equivalent to the unslaked lime of biomass crumb feedstock siccative weight 3 ~ 8%, the kaolin of 2 ~ 5% in preparation process, and inflation mixes.
10. combustion-supporting type biomass molding fuel according to claim 8, is characterized in that: the number of plies of described biomass fuel substrate be two-layer and more than.
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| CN201510473530.2A CN105062607A (en) | 2015-08-05 | 2015-08-05 | Combustion-supporting biomass briquette fuel |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1261622A (en) * | 1999-01-19 | 2000-08-02 | 中国科学院新疆化学研究所 | Composite briquette capable of quick igniting and fixing sulfur with igniting core |
| CN2592648Y (en) * | 2003-01-08 | 2003-12-17 | 左耀太 | Honeycomb briquette |
| CN101077986A (en) * | 2006-05-25 | 2007-11-28 | 林鼎华 | Multifunctional and highly effective synthesis ammonia gas preparation molded coal cementing agent |
| CN104342221A (en) * | 2014-10-28 | 2015-02-11 | 惠州市拓丰实业有限公司 | Method for preparing laminated biomass molded fuel |
| CN104388140A (en) * | 2014-10-29 | 2015-03-04 | 惠州市拓丰实业有限公司 | Preparation method of continuously-rolled biomass briquette |
-
2015
- 2015-08-05 CN CN201510473530.2A patent/CN105062607A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1261622A (en) * | 1999-01-19 | 2000-08-02 | 中国科学院新疆化学研究所 | Composite briquette capable of quick igniting and fixing sulfur with igniting core |
| CN2592648Y (en) * | 2003-01-08 | 2003-12-17 | 左耀太 | Honeycomb briquette |
| CN101077986A (en) * | 2006-05-25 | 2007-11-28 | 林鼎华 | Multifunctional and highly effective synthesis ammonia gas preparation molded coal cementing agent |
| CN104342221A (en) * | 2014-10-28 | 2015-02-11 | 惠州市拓丰实业有限公司 | Method for preparing laminated biomass molded fuel |
| CN104388140A (en) * | 2014-10-29 | 2015-03-04 | 惠州市拓丰实业有限公司 | Preparation method of continuously-rolled biomass briquette |
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Application publication date: 20151118 |