CN109825318B - Solar energy drying seaweed and quick pyrolysis oil production integrated equipment - Google Patents

Solar energy drying seaweed and quick pyrolysis oil production integrated equipment Download PDF

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Publication number
CN109825318B
CN109825318B CN201910046037.0A CN201910046037A CN109825318B CN 109825318 B CN109825318 B CN 109825318B CN 201910046037 A CN201910046037 A CN 201910046037A CN 109825318 B CN109825318 B CN 109825318B
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China
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drying
seaweed
flue gas
preheating
pipeline
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CN109825318A (en
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徐青
彭丽明
彭伟超
杨威
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Guangdong Ocean University
Shenzhen Research Institute of Guangdong Ocean University
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Guangdong Ocean University
Shenzhen Research Institute of Guangdong Ocean University
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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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/129Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/133Renewable energy sources, e.g. sunlight

Abstract

The invention discloses solar energy drying seaweed and quick pyrolysis oil production integrated equipment, which comprises a solar energy collector and a drying and preheating integrated device, wherein a hot gas conveying pipeline is arranged between the solar energy collector and the drying and preheating integrated device, one side of the drying and preheating integrated device is connected with the drying seaweed conveying pipeline, the other end of the drying seaweed conveying pipeline is connected with a pyrolysis reactor, a flue gas pipeline is connected to the pyrolysis reactor, the other end of the flue gas pipeline is connected with a combustion device, one end of the pyrolysis reactor is provided with a cyclone separator, the lower end of the cyclone separator is provided with a carbon storage tank, the upper end of the cyclone separator is connected with a condenser, one end of the condenser is connected with a refining device, and the lower end of the refining device is provided with an oil storage tank.

Description

Solar energy drying seaweed and quick pyrolysis oil production integrated equipment
Technical Field
The invention relates to a device for preparing bio-oil by biomass drying and pyrolysis, in particular to a solar energy drying seaweed and fast pyrolysis oil preparation integrated device.
Background
With the rapid development of the economy in China, the energy consumption in China is increased day by day, wherein coal takes the dominant position, a large amount of coal is used to cause serious pollution to the ecological environment, biomass energy is an important component of renewable energy, comprehensive efficient utilization of the biomass energy is of great significance in the aspects of energy replacement, supplementation, ecological environment protection and the like, biomass pyrolysis is an important means for efficiently developing and utilizing biomass energy, biomass is a carrier for storing biomass energy, the biomass is abundant in variety, compared with land biomass, seaweed has the advantages of high grease content, high growth speed, short period, strong environmental adaptability, no occupied cultivated land and the like, the biomass pyrolysis oil preparation is of great significance in solving the problems of environmental pollution, energy shortage and the like, at present, researches on biomass pyrolysis oil preparation are mainly carried out on pyrolysis devices, pyrolysis technology, biomass oil preparation and the like, the drying of seaweed is generally carried out separately in the prior art, the seaweed needs to be transported to the pyrolysis device for pyrolysis, the loss of the biomass energy is large in transportation pyrolysis, and the efficiency of the pyrolysis oil is further refined.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides solar energy drying seaweed and fast pyrolysis oil production integrated equipment with high efficiency and low cost.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a solar energy dry seaweed and quick pyrolysis oil production integration equipment, includes solar collector and dry integrative device that preheats, be provided with steam pipeline between solar collector and the dry integrative device that preheats, be provided with first air-blower on the steam pipeline, one side of dry integrative device that preheats is connected with dry seaweed pipeline, the other end of dry seaweed pipeline is connected with pyrolysis reactor, be provided with the second air-blower on the dry seaweed pipeline, be connected with flue gas pipeline on the pyrolysis reactor, the other end of flue gas pipeline is connected with burner, pyrolysis reactor one end is provided with cyclone, cyclone's lower extreme is provided with the carbon storage case, cyclone's upper end is connected with the condenser, the one end of condenser is connected with refining plant, refining plant's lower extreme is provided with the oil storage case.
The drying and preheating integrated device is a cylindrical hollow shell, a drying chamber and a preheating chamber are arranged in the drying and preheating integrated device, the drying chamber is positioned on the upper side of the preheating chamber, a feeding valve is arranged between the drying chamber and the preheating chamber, and a feeding port is arranged at the top of the drying chamber.
The drying chamber and the preheating chamber are conical, and the drying chamber, the feeding valve and the preheating chamber are in an hourglass shape as a whole.
And an insulating layer is arranged on the inner wall of the drying and preheating integrated device.
The pyrolysis reactor is a hollow blade pyrolysis reactor, a hollow hot shaft is arranged in the pyrolysis reactor, wedge-shaped hollow blades are arranged on the hollow hot shaft, and the hollow hot shaft is communicated with the flue gas pipeline.
The hollow hot shaft is far away from flue gas pipeline one end is provided with the flue gas export, be connected with out the tobacco pipe on the flue gas export, the other end of going out the tobacco pipe is provided with fume purification device.
The condenser is provided with a gas pipeline, and the other end of the gas pipeline is connected with the combustion device.
The upper side of the combustion device is provided with a combustion air fuel inlet.
The beneficial effects of the invention are as follows: according to the invention, through the integrated design of drying seaweed and pyrolysis oil production, the loss during heat energy transmission is reduced, the energy utilization efficiency is high, the oil production efficiency is improved, the cost is reduced, and the pollution to the environment can be reduced by utilizing solar energy.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic structural view of the drying and preheating integrated device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1 and 2, a solar energy integrated equipment for drying seaweed and preparing oil by fast pyrolysis comprises a solar energy collector 1 and a drying and preheating integrated device 2, wherein the solar energy collector 1 belongs to the prior art, a hot air conveying pipeline 3 is arranged between the solar energy collector 1 and the drying and preheating integrated device 2, a first air blower 4 is arranged on the hot air conveying pipeline 3, the hot air conveying pipeline 3 is communicated with the solar energy collector 1 and the drying and preheating integrated device 2, cold air is heated by the solar energy collector 1 and then enters the drying and preheating integrated device 2 under the action of the first air blower 4, heat is provided for drying and preheating of seaweed, one side of the drying and preheating integrated device 2 is connected with a dried seaweed conveying pipeline 5, the other end of the dried seaweed conveying pipeline 5 is connected with a pyrolysis reactor 6, the dry seaweed conveying pipeline 5 is provided with a second air blower 23, preheated seaweed enters the pyrolysis reactor 6 for pyrolysis through the dry seaweed conveying pipeline 5 under the action of the second air blower 23, the pyrolysis reactor 6 is connected with a flue gas pipeline 7, the other end of the flue gas pipeline 7 is connected with a combustion device 8, the combustion device 8 combusts to generate high-temperature flue gas, the high-temperature flue gas enters the pyrolysis reactor 6 through the flue gas pipeline 7 to supply heat for pyrolysis of the pyrolysis reactor 6, one end of the pyrolysis reactor 6 is provided with a cyclone separator 9, the lower end of the cyclone separator 9 is provided with a carbon storage tank 10, the upper end of the cyclone separator 9 is connected with a condenser 11, one end of the condenser 11 is connected with a refining device 12, the lower end of the refining device 12 is provided with an oil storage tank 14, products obtained after pyrolysis in the pyrolysis reactor 6 enter the cyclone separator 9 for separation, the separated fixed products enter the carbon storage tank 10, gas enters the condenser 11 for condensation, and the condensed crude biological oil is refined by the refining device 12 and then is collected in the oil storage tank 14.
The drying and preheating integrated device 2 is a cylindrical hollow shell, a drying chamber 15 and a preheating chamber 16 are arranged in the drying and preheating integrated device 2, the drying chamber 15 is positioned on the upper side of the preheating chamber 16, a feeding valve 17 is arranged between the drying chamber 15 and the preheating chamber 16, a feeding hole 18 is arranged at the top of the drying chamber 15, the drying chamber 15 and the preheating chamber 16 are conical, the whole drying chamber 15, the feeding valve 17 and the preheating chamber 16 are in an hourglass shape, seaweed enters the drying chamber 15 through the feeding hole 18, seaweed enters the preheating chamber 16 through the feeding valve 17 after the drying chamber 15 is dried, and dried seaweed enters the pyrolysis reactor 6 through a dried seaweed conveying pipeline 5 after the preheating chamber 16 is preheated.
The inner wall of the drying and preheating integrated device 2 is provided with a heat preservation layer 24, and the heat preservation layer 24 plays a role in preserving heat of the drying chamber 15 and the preheating chamber 16.
The pyrolysis reactor 6 is a hollow blade pyrolysis reactor, a hollow hot shaft 19 is arranged in the pyrolysis reactor 6, wedge-shaped hollow blades 20 are arranged on the hollow hot shaft 19, the wedge-shaped hollow blades 20 are uniformly distributed on the hollow hot shaft 19, the hollow hot shaft 19 is communicated with the flue gas pipeline 7, high-temperature flue gas generated by combustion of the combustion device 8 enters the hollow hot shaft 19 through the flue gas pipeline 7 and then flows through the wedge-shaped hollow blades 20, and seaweed starts pyrolysis after being heated by the wedge-shaped hollow blades 20.
The hollow hot shaft 19 is far away from flue gas pipeline 7 one end is provided with the flue gas export, be connected with out tobacco pipe 25 on the flue gas export, the other end that goes out tobacco pipe 25 is provided with fume purification device 21, and high temperature flue gas is through go out tobacco pipe 25 inflow fume purification device 21, emission after purifying.
The condenser 11 is provided with a gas pipeline 22, the other end of the gas pipeline 22 is connected with the combustion device 8, crude biological oil condensed by the condenser 11 is refined by the refining device 12 and then is collected in the oil storage tank 14, and noncondensable gas enters the combustion device 8 to carry out combustion reaction with combustion air and auxiliary fuel.
The upper side of the combustion device 8 is provided with a combustion air fuel inlet which facilitates the combustion air fuel to enter the combustion device 8 for combustion.
The above embodiments do not limit the protection scope of the invention, and those skilled in the art can make equivalent modifications and variations without departing from the whole inventive concept, and they still fall within the scope of the invention.

Claims (5)

1. The integrated equipment for drying seaweed and rapidly pyrolyzing and producing oil is characterized by comprising a solar heat collector (1) and a drying and preheating integrated device (2), wherein a hot gas conveying pipeline (3) is arranged between the solar heat collector (1) and the drying and preheating integrated device (2), a first air blower (4) is arranged on the hot gas conveying pipeline (3), one side of the drying and preheating integrated device (2) is connected with a dried seaweed conveying pipeline (5), the other end of the dried seaweed conveying pipeline (5) is connected with a pyrolysis reactor (6), a second air blower (23) is arranged on the dried seaweed conveying pipeline (5), a flue gas pipeline (7) is connected onto the pyrolysis reactor (6), the other end of the flue gas pipeline (7) is connected with a combustion device (8), one end of the pyrolysis reactor (6) is provided with a cyclone separator (9), the lower end of the cyclone separator (9) is provided with a carbon storage box (10), the upper end of the cyclone separator (9) is connected with a condenser (11), the other end of the dry seaweed conveying pipeline (5) is provided with a second air blower (23), the other end of the pyrolysis reactor (7) is connected with a refining box (12), and the other end of the cyclone separator (9) is provided with a refining box (12). The drying and preheating integrated device (2) is a cylindrical hollow shell, a drying chamber (15) and a preheating chamber (16) are arranged in the drying and preheating integrated device (2), the drying chamber (15) is positioned on the upper side of the preheating chamber (16), a feeding valve (17) is arranged between the drying chamber (15) and the preheating chamber (16), and a feeding hole (18) is formed in the top of the drying chamber (15); the drying chamber (15) and the preheating chamber (16) are conical, and the drying chamber (15), the feeding valve (17) and the preheating chamber (16) are in an hourglass shape as a whole; the pyrolysis reactor (6) is a hollow blade pyrolysis reactor, a hollow hot shaft (19) is arranged in the pyrolysis reactor (6), wedge-shaped hollow blades (20) are arranged on the hollow hot shaft (19), and the hollow hot shaft (19) is communicated with the flue gas pipeline (7).
2. The integrated equipment for drying seaweed and preparing oil by rapid pyrolysis according to claim 1, wherein an insulating layer (24) is arranged on the inner wall of the integrated device (2).
3. The solar energy drying seaweed and fast pyrolysis oil production integrated device according to claim 1, characterized in that one end of the hollow hot shaft (19) far away from the flue gas pipeline (7) is provided with a flue gas outlet, the flue gas outlet is connected with a flue gas outlet pipe (25), and the other end of the flue gas outlet pipe (25) is provided with a flue gas purifying device (21).
4. The integrated equipment for drying seaweed and preparing oil by rapid pyrolysis according to claim 1, characterized in that a gas transmission pipeline (22) is arranged on the condenser (11), and the other end of the gas transmission pipeline (22) is connected with the combustion device (8).
5. Integrated equipment for drying seaweed and fast pyrolysis oil production according to claim 1, characterized in that the upper side of the combustion device (8) is provided with a combustion air fuel inlet.
CN201910046037.0A 2019-01-18 2019-01-18 Solar energy drying seaweed and quick pyrolysis oil production integrated equipment Active CN109825318B (en)

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Application Number Priority Date Filing Date Title
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CN109825318B true CN109825318B (en) 2024-02-13

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102108302A (en) * 2011-01-30 2011-06-29 福州索源智能装备技术开发有限公司 Method for preparing biological oil by quickly cracking aquatic plant
CN102517065A (en) * 2012-01-09 2012-06-27 北京林业大学 Self-heating type biomass fast pyrolysis liquefying device
CN205061978U (en) * 2015-09-15 2016-03-02 农业部规划设计研究院 Living beings pyrolysis gas firing and heat retrieval and utilization device
CN106085487A (en) * 2016-06-14 2016-11-09 镇江市电站辅机厂有限公司 Seaweed biomass pyrolysis combines the apparatus and method of burning chemistry chains preparing bio-oil
CN106281397A (en) * 2016-11-04 2017-01-04 北京林业大学 Based on solar energy heating and the field biomass through pyrolysis oil refining apparatus from heat supply
CN206173269U (en) * 2016-11-04 2017-05-17 北京林业大学 Open -air living beings thermal cracking oil refining equipment based on solar energy collection and from heat supply
CN209636170U (en) * 2019-01-18 2019-11-15 广东海洋大学深圳研究院 A kind of fast pyrolysis oil production device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2945294B1 (en) * 2009-05-07 2012-04-20 Olivier Lepez METHOD AND INSTALLATION FOR ENERGETIC DENSIFICATION OF A PRODUCT IN THE FORM OF DIVIDED SOLIDS FOR OBTAINING ENERGY-EFFICIENT PYROLYTIC OILS

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102108302A (en) * 2011-01-30 2011-06-29 福州索源智能装备技术开发有限公司 Method for preparing biological oil by quickly cracking aquatic plant
CN102517065A (en) * 2012-01-09 2012-06-27 北京林业大学 Self-heating type biomass fast pyrolysis liquefying device
CN205061978U (en) * 2015-09-15 2016-03-02 农业部规划设计研究院 Living beings pyrolysis gas firing and heat retrieval and utilization device
CN106085487A (en) * 2016-06-14 2016-11-09 镇江市电站辅机厂有限公司 Seaweed biomass pyrolysis combines the apparatus and method of burning chemistry chains preparing bio-oil
CN106281397A (en) * 2016-11-04 2017-01-04 北京林业大学 Based on solar energy heating and the field biomass through pyrolysis oil refining apparatus from heat supply
CN206173269U (en) * 2016-11-04 2017-05-17 北京林业大学 Open -air living beings thermal cracking oil refining equipment based on solar energy collection and from heat supply
CN209636170U (en) * 2019-01-18 2019-11-15 广东海洋大学深圳研究院 A kind of fast pyrolysis oil production device

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