CN211394390U - Production system of biomass granular fuel - Google Patents

Production system of biomass granular fuel Download PDF

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Publication number
CN211394390U
CN211394390U CN201921933054.8U CN201921933054U CN211394390U CN 211394390 U CN211394390 U CN 211394390U CN 201921933054 U CN201921933054 U CN 201921933054U CN 211394390 U CN211394390 U CN 211394390U
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roller
drying
biomass
discharge port
production system
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李云金
李应鑫
李德金
商勇
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Harbin Yahao Technology Co.,Ltd.
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Zhuji Shengda Hearing Equipment Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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Abstract

A production system of biomass pellet fuel comprises a pulverizer, a screening machine, a hot blast stove, a drying roller, a cyclone separator, a ring die forming machine and a material storage frame, wherein a discharge port of the pulverizer is connected with a feed port of the screening machine through a conveying belt, a discharge port of the screening machine is connected with a drying roller inlet pipe of the drying roller through a feeding joint, and a tail gas pipe of the hot blast stove is also connected with the feeding joint; an outlet pipe of a drying cylinder of the drying roller is connected with a cyclone separator through a discharge port and a draught fan, a discharge port of the cyclone separator is connected with a storage bin, the storage bin is connected with an inlet of a ring die forming machine, and an outlet of the ring die forming machine is connected with a storage frame through an air-cooled conveying belt. The feeding connector and the discharging connector respectively wrap the inlet pipe and the outlet pipe of the drying cylinder in the drying cylinder, and a high-temperature-resistant sealing ring is arranged between the feeding connector and the discharging connector. The feeding of the feeding joint is carried out by a star-shaped feeder. The production system has simple production process, no limitation of the dry and wet degree of the raw materials, low investment and high production efficiency.

Description

Production system of biomass granular fuel
Technical Field
The utility model relates to a technical field of living beings pellet fuel production specifically is a living beings pellet fuel's production system.
Background
China is a large population country and a country with rapid economic development, and the 21 st century is under double pressure of economic growth and environmental protection. The rapid development of economy is not free from energy sources, and the problem of shortage of traditional fossil energy petroleum, natural gas and coal is increasingly serious. The energy problem is one of the decisive factors influencing the development of the social economy, the problem of solving the energy problem is the power problem of the economic development, the rapid development of the social economy is seriously influenced by the shortage of the conventional energy supply in China, and the fossil energy is intensively used in a large scale to release a large amount of substances such as carbon dioxide, sulfur dioxide, nitrogen oxide and the like to cause harm to the living environment of human beings, so that the development and research of renewable energy technology are greatly strengthened in all countries in the world. The biomass energy is used as the fourth energy source, and becomes an energy source with larger development potential in new energy sources by the characteristics of renewability, zero carbon emission and the like.
The biomass particle fuel belongs to a novel fuel which supports national popularization, can be automatically combusted and automatically controlled by a combustion engine like diesel oil and heavy oil, is as clean as fuel oil and fuel gas, and has only half of the cost of the fuel oil and the fuel gas. The biomass granular fuel is prepared from wood, corn stalks, wheat stalks, cotton stalks, rice straws, rice hulls, peanut shells, corncobs, branches, leaves, sawdust and other crops and solid wastes as raw materials by crushing, thermoplastic pressurizing and densification molding, and is a renewable resource. The publications also report some biomass pellet fuel production techniques, such as:
1. chinese patent: biomass particle production system, application No.: 201320501343.7, filing date: 2013.08.16, patentee: guangdong mega feng energy technology ltd, address: 519000 Tokyo Dazhu No. 288I district 17 of Bingmen district of Zhuhai City, Guangdong province, inventor: chenweiliang, Zhujinwu, Huxiangfeng, abstract: the utility model discloses a biomass particle production system, aim at providing a simple structure, low in production cost, the high and good biomass particle production system of combustion can of product uniformity. This living beings granule production system including the raw materials feed arrangement (1) that sets gradually, through first conveyor (2) with raw materials screening plant (3) that the discharge gate of raw materials feed arrangement (1) is connected, through second conveyor (4) with spiral vibrator (5) that the discharge gate of raw materials screening plant (3) is connected, through auger material feeding unit (6) with living beings granule forming device (7) that the discharge gate of spiral vibrator (5) is connected, through third conveyor (8) with granule separator (9) that the discharge gate of living beings granule forming device (7) is connected. The utility model discloses but wide application in living beings granule's manufacturing field.
2. Chinese patent: a production process of biomass pellet fuel, application number: 201811316216.3, filing date: 2018.11.07, Applicant: changxin, jiang and biomass fuels, inc, address: 225700 Industrial concentration district of New buttress Town in Tazhou city, Jiangsu province, inventor: grand sun, xu yi qin, abstract: the invention discloses a production process of biomass granular fuel, which relates to the technical field of production of biomass granular fuel and comprises the following steps: sl, raw material pretreatment: s2, drying and dedusting: s3, screening and distributing: s4, stirring and granulating: s5, dedusting and screening. Compared with the prior art, the invention has the advantages that a certain amount of adhesive is added in the stirring and granulating processes, so that the material has high adhesiveness and is not easy to crack in the granulating process, meanwhile, the adopted adhesive is an environment-friendly adhesive, so that the biomass granular fuel is convenient to pollute little during combustion, has low cost, is convenient to store, can inhibit the growth of bacteria and prevent the bacteria from mildewing, and a certain amount of coal powder is added in the stirring process, so that the combustion heat energy value of the biomass granules can be improved, and the combustion quality is enhanced.
3. Chinese patent: a preparation process of biomass pellet fuel, which has the following application numbers: 201611036548.7, filing date: 2016.11.23, Applicant: yaning county xin maoyuan biomass pellet fuel limited, address: 246100 Huangling village of Huang mountain town of Huaning county, Anqing, Anhui province, inventor: leaf spring, abstract: the invention discloses a preparation process of biomass granular fuel, which comprises the following steps: (1) spreading a biomass raw material to be processed on a dry, windproof and lightning-proof field for insolation, and cutting the biomass raw material into secondary raw materials with 2-3cm sections; (2) feeding the secondary raw materials cut into small sections into a crusher for crushing, and then fully stirring and uniformly mixing in a stirrer; (3) drying the mixed powder in a roller dryer; (4) crushing the dried mixed powder again, and then sending the crushed mixed powder into an extrusion forming granulator to be extruded into granules; (5) and (4) metering the prepared granules, putting the granules into a belt for packaging, and sending the granules into a finished product warehouse. The method has simple process flow, can quickly prepare the high-quality biomass granular fuel, has low production cost and high economic benefit, has the advantages of high combustion value and difficult slagging, and can be widely applied to various biomass combustion devices.
4. Chinese patent: production process and complete equipment of biomass pellet fuel, application number: 201110024969.9, filing date: 2011.01.24, Applicant: sichuan thunder biology environmental engineering Co., Ltd, address: 643012 Sichuan province, Shanghai Lihenlu No. 19, Daan district, Gong city, inventor: the Rejian nation, abstract: the invention discloses a production process and complete equipment of biomass pellet fuel, wherein the production process comprises the following steps: 1) crushing: crushing the biomass raw material to below 200 mm; 2) tempering and curing: the crushed biomass is stirred spirally, pressed and extruded, rubbed and kneaded and crushed mutually and crushed mechanically, the granularity and flexibility of the biomass are improved, the biomass is naturally heated in the process, and active organic matters such as binding water and tar in the biomass are extruded out to form a natural adhesive; 3) drying and stirring: stirring and drying the biomass raw material after the tempering and curing to control the water content of the biomass raw material to be 15-25%; 4) extrusion molding: obtaining biomass granular fuel with the granularity of less than 20 mm; 5) air cooling and drying: the water content of the biomass pellet fuel is controlled below 10%. The invention has the advantages of good production continuity, wide application range of biomass raw materials, low energy consumption, easy molding and high production efficiency, and the molded particles have small volume and are convenient to transport and store.
Application research shows that some production processes of the existing biomass granular fuel are too complicated, the resource waste is large, and some continuous production is difficult to realize.
Disclosure of Invention
The utility model aims at providing a production system of biomass pellet fuel that production simple process, do not receive the dry and wet degree restriction of raw materials, small investment, production efficiency height.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the production process of the biomass pellet fuel production system adopts equipment comprising a crusher, a screening machine, a hot blast stove, a drying roller, a cyclone separator, a ring die forming machine and a material storage frame, wherein a discharge port of the crusher is connected with a feed port of the screening machine through a conveying belt, a discharge port of the screening machine is connected with a drying cylinder inlet pipe of the drying roller through a conveying mechanism and a feeding joint, and a tail gas pipe of the hot blast stove is also connected with the feeding joint; an outlet pipe of a drying cylinder of the drying roller is connected with a cyclone separator through a discharge port and a draught fan, a discharge port of the cyclone separator is connected with a storage bin, the storage bin is connected with an inlet of a ring die forming machine, and an outlet of the ring die forming machine is connected with a storage frame through an air-cooled conveying belt. The feeding connector and the discharging connector respectively wrap the inlet pipe and the outlet pipe of the drying cylinder in the drying cylinder, and a high-temperature-resistant sealing ring is erected between the inlet pipe and the outlet pipe, so that air is prevented from entering the drying cylinder when the drying cylinder rotates. The feeding of the feeding joint is realized by feeding through the star-shaped feeder, so that the air can be reduced or prevented from entering the drying cylinder along with the air during the feeding. The air-cooled conveyer belt can convey materials and blow cold air to blow and cool the materials. Both the ring molder and the air-cooled conveyor belts are commercially available.
The storage frame is a reticular breathable storage frame. The biomass granular fuel after extrusion is avoided still having the waste heat, and the heat dissipation capacity that netted ventilative storage frame can be timely. The bottom of the storage frame is an inverted V-shaped discharge hole, and a blanking device is arranged at the discharge hole, so that the biomass granular fuel can be discharged accurately.
The drying roller comprises a roller body, a roller carrier and a supporting wheel, wherein a transmission gear ring and a roller wheel are arranged on the outer surface of the roller body, the roller wheel is arranged on the supporting wheel, the supporting wheel is arranged on the roller carrier, the transmission gear ring is meshed with a gear on a rotating shaft of the motor, and a drying roller inlet pipe and a drying roller outlet pipe are respectively arranged at two ends of the roller body.
The inner wall of the drying drum is provided with a spiral stirring blade, and when the drying drum rotates, the spiral stirring blade conveys materials to an outlet pipe of the drying drum.
The production process of the biomass granular fuel comprises the following steps:
(1) crushing the collected biomass raw materials by a crusher, and screening to obtain biomass particles with the particle size of less than 1 cm; the biomass raw materials comprise straws, branches, barks, wood sawdust and the like;
(2) conveying the biomass particles into a drying roller, and drying by adopting hot air of a hot-blast stove until the water content of the biomass particles is 10-13%;
(3) separating the dried biomass particles by a cyclone separator, and feeding the biomass particles into a storage bin;
(4) extruding biomass particles in the storage bin into biomass granular fuel by using a ring die forming machine;
(5) and (3) conveying the molded biomass granular fuel to a storage frame while air cooling by adopting an air cooling conveying belt, and thus finishing the production of the biomass granular fuel.
When the hot air is adopted for drying, the temperature of the hot air is 300-400 ℃, air cannot circulate in the drying roller, and the combustion of the biomass particles during drying is avoided. The biomass particles can be semi-carbonized by adopting the temperature drying, the biomass particles can be better extruded and molded by combining the dried water content, no auxiliary agent is added in the extrusion molding process, and the biomass particles are not easy to loosen after extrusion.
The utility model discloses biomass pellet fuel's production system's advantage:
1. the production system has simple production process, is not limited by the dry and wet degree of the raw materials, has low investment, adopts the production mode of a production line, can realize continuous production, has high production efficiency, and can produce two tons of biomass granular fuels per hour.
2. The hot air temperature is 300-. The biomass particles can be semi-carbonized by adopting the temperature for drying, the water content of the biomass particles is controlled to be 10-13% by combining with the drying, the biomass particles can be better extruded and molded, no auxiliary agent is added in the extrusion molding process, the biomass particles are not easy to loosen after extrusion, the biomass particles are extruded and molded after being semi-carbonized, the biomass particles are fully combusted after entering a boiler, and the combustion efficiency is high.
Drawings
FIG. 1 is a schematic view of a production system of an embodiment;
fig. 2 is a schematic structural view of the drying drum of fig. 1;
FIG. 3 is a schematic view of the connection of the feed connection of FIG. 1;
the names of the sequence numbers in the figure are:
1. the device comprises a grinder, 2, a conveying belt, 3, a screening machine, 4, a conveying mechanism, 5, a feeding joint, 6, a tail gas pipe, 7, a hot blast stove, 8, a drying roller, 9, a discharging interface, 10, a draught fan, 11, a cyclone separator, 12, a storage bin, 13, a ring die forming machine, 14, an air-cooled conveying belt, 15, a storage frame, 16, a discharging port, 17, a blanking device, 18, a drying cylinder inlet pipe, 19, a cylinder body, 20, a supporting wheel frame, 21, a supporting wheel, 22, a roller, 23, a motor, 24, a transmission gear ring, 25, a spiral stirring blade, 26, a drying cylinder outlet pipe, 27, a star blanking device, 28 and a sealing ring.
Detailed Description
The following provides a further detailed description of embodiments of the present invention with reference to the accompanying drawings.
Example 1:
the equipment adopted in the production process of the biomass pellet fuel production system comprises a pulverizer 1, a screening machine 3, a hot blast stove 7, a drying roller 8, a cyclone separator 11, a ring mold forming machine 13 and a material storage frame 15, wherein a discharge port of the pulverizer 1 is connected with a feed port of the screening machine 3 through a conveying belt 2, a discharge port of the screening machine 3 is connected with a drying cylinder inlet pipe 18 of the drying roller 8 through a conveying mechanism 4 and a feeding joint 5, and a tail gas pipe 6 of the hot blast stove 7 is also connected with the feeding joint 5; an outlet pipe 26 of a drying drum of the drying drum 8 is connected with a cyclone separator 11 through a discharge port 9 and a draught fan 10, a discharge port of the cyclone separator 11 is connected with a storage bin 12, the storage bin 12 is connected with an inlet of a ring die forming machine 13, and an outlet of the ring die forming machine 13 is connected with a storage frame 15 through an air-cooled conveying belt 14. The material storage frame 15 is a netted breathable material storage frame 15. The bottom of the material storage frame 15 is an inverted V-shaped material outlet 16, and a blanking device 17 is arranged on the material outlet 16.
The inlet connector 5 and the outlet connector 9 respectively wrap the inlet pipe 18 and the outlet pipe 26 of the drying cylinder, and a high-temperature-resistant sealing ring 28 is arranged between the inlet pipe and the outlet pipe, so that air is prevented from entering the drying cylinder 8 when the drying cylinder 8 rotates. The feeding of the feeding joint 5 is carried out by the star-shaped feeder 27, so that the air entering the drying cylinder 8 along with the feeding can be reduced or avoided during the feeding.
The drying roller 8 comprises a roller body 19, a roller frame 20 and a roller 21, a transmission gear ring 24 and a roller 22 are arranged on the outer surface of the roller body 19, the roller 22 is installed on the roller 21, the roller 21 is installed on the roller frame 20, the transmission gear ring 24 is meshed with a gear on a rotating shaft of a motor 23, and a drying roller inlet pipe 18 and a drying roller outlet pipe 26 are respectively arranged at two ends of the roller body 19. The inner wall of the drying roller 8 is provided with a spiral stirring blade 25, and when the drying roller 8 rotates, the spiral stirring blade 25 conveys materials to an outlet pipe 26 of the drying roller.
Application examples
1. By adopting the method and the equipment, the Nanning boiler manufacturing company adopts wood sawdust to produce the biomass granular fuel, can produce about 2 tons of biomass granular fuel per hour, is not influenced by weather and the dryness and wetness degree of raw materials, and can realize continuous production as long as the raw materials are sufficient.

Claims (4)

1. A production system of biomass granular fuel is characterized in that: the equipment of the production system comprises a pulverizer (1), a screening machine (3), a hot blast stove (7), a drying roller (8), a cyclone separator (11), a ring die forming machine (13) and a storage frame (15), wherein a discharge port of the pulverizer (1) is connected with a feed port of the screening machine (3) through a conveying belt (2), a discharge port of the screening machine (3) is connected with a drying cylinder inlet pipe (18) of the drying roller (8) through a conveying mechanism (4) and a feeding joint (5), and a tail gas pipe (6) of the hot blast stove (7) is also connected with the feeding joint (5); an outlet pipe (26) of a drying cylinder of the drying roller (8) is connected with a cyclone separator (11) through a discharge port (9) and a draught fan (10), a discharge port of the cyclone separator (11) is connected with a storage bin (12), the storage bin (12) is connected with an inlet of a ring die forming machine (13), and an outlet of the ring die forming machine (13) is connected with a storage frame (15) through an air-cooled conveying belt (14).
2. The biomass pellet fuel production system of claim 1, wherein: the storage frame (15) is a reticular breathable storage frame (15).
3. The biomass pellet fuel production system of claim 1, wherein: the drying roller (8) comprises a roller body (19), a roller carrier (20) and a supporting wheel (21), a transmission gear ring (24) and a roller (22) are arranged on the outer surface of the roller body (19), the roller (22) is installed on the supporting wheel (21), the supporting wheel (21) is installed on the roller carrier (20), the transmission gear ring (24) is meshed with a gear on a rotating shaft of a motor (23), and a drying roller inlet pipe (18) and a drying roller outlet pipe (26) are respectively arranged at two ends of the roller body (19).
4. The biomass pellet fuel production system of claim 3, wherein: the inner wall of the drying roller (8) is provided with a spiral stirring blade (25), and when the drying roller (8) rotates, the spiral stirring blade (25) conveys materials to an outlet pipe (26) of the drying roller.
CN201921933054.8U 2019-11-11 2019-11-11 Production system of biomass granular fuel Active CN211394390U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114149841A (en) * 2021-12-29 2022-03-08 安徽百步寸金新能源科技有限公司 Biomass fuel granulation unit
CN114234585A (en) * 2021-12-29 2022-03-25 安徽百步寸金新能源科技有限公司 Biomass fuel production is with dry transfer equipment of raw materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114149841A (en) * 2021-12-29 2022-03-08 安徽百步寸金新能源科技有限公司 Biomass fuel granulation unit
CN114234585A (en) * 2021-12-29 2022-03-25 安徽百步寸金新能源科技有限公司 Biomass fuel production is with dry transfer equipment of raw materials

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Effective date of registration: 20211201

Address after: 157399 Suiyang Zhen Liu Mao Cun, Dongning City, Mudanjiang City, Heilongjiang Province

Patentee after: Dongning Suilin Biomass Fuel Co.,Ltd.

Address before: 311800 No. 49 Zhuluo Road, Jiyang street, Zhuji City, Shaoxing City, Zhejiang Province

Patentee before: Zhuji Shengda hearing equipment Co.,Ltd.

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Effective date of registration: 20211222

Address after: 150016 No. 1, No. 5, No. 151, gongnongerdao street, Daoli District, Harbin City, Heilongjiang Province

Patentee after: Li Xin

Address before: 157399 Suiyang Zhen Liu Mao Cun, Dongning City, Mudanjiang City, Heilongjiang Province

Patentee before: Dongning Suilin Biomass Fuel Co.,Ltd.

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Effective date of registration: 20231207

Address after: Room 209, Building 2, No. 5 North Street, Daowai District, Harbin City, Heilongjiang Province, 150000

Patentee after: Harbin Yahao Technology Co.,Ltd.

Address before: 150016 No. 1, No. 5, No. 151, gongnongerdao street, Daoli District, Harbin City, Heilongjiang Province

Patentee before: Li Xin

TR01 Transfer of patent right