CN108841417A - A kind of agricultural-forestry biomass gasification electricity-generating method - Google Patents
A kind of agricultural-forestry biomass gasification electricity-generating method Download PDFInfo
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- CN108841417A CN108841417A CN201810681761.6A CN201810681761A CN108841417A CN 108841417 A CN108841417 A CN 108841417A CN 201810681761 A CN201810681761 A CN 201810681761A CN 108841417 A CN108841417 A CN 108841417A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/86—Other features combined with waste-heat boilers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0903—Feed preparation
- C10J2300/0906—Physical processes, e.g. shredding, comminuting, chopping, sorting
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0903—Feed preparation
- C10J2300/0909—Drying
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0916—Biomass
- C10J2300/092—Wood, cellulose
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/164—Integration of gasification processes with another plant or parts within the plant with conversion of synthesis gas
- C10J2300/1643—Conversion of synthesis gas to energy
- C10J2300/165—Conversion of synthesis gas to energy integrated with a gas turbine or gas motor
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1671—Integration of gasification processes with another plant or parts within the plant with the production of electricity
- C10J2300/1675—Integration of gasification processes with another plant or parts within the plant with the production of electricity making use of a steam turbine
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention provides a kind of agricultural-forestry biomass gasification electricity-generating method, is related to biologic power plant field.The electricity-generating method includes：Raw material preparation, raw material thermal cracking, tail gas condensing, combustion gas collection, fuel gas generation.The present invention overcomes the deficiencies in the prior art, the thermal efficiency and thermal efficiency utilization rate of traditional biomass are improved, and the present invention generates in power generation process without noxious pollutant, safety and environmental protection, while power generation process stablizes safety, the proportion of goods damageds are low, are suitble to promote the use of.
Description
Technical field
The present invention relates to biologic power plant fields, and in particular to a kind of agricultural-forestry biomass gasification electricity-generating method.
Background technique
Biomass refers to the various organisms formed directly or indirectly through photosynthesis, including animals and plants and microorganism.
Biomass energy is that solar energy is stored in biomass in the form of chemical energy, using biomass as the energy of carrier.Biomass energy is weight
The renewable energy wanted, widely distributed, enormous amount, while having energy density low again, resource dispersion, collection difficulty is big to be waited not
How sharp factor realizes that the biomass energy under small-scale resources collection condition efficiently utilizes, and is the today being becoming tight energy day
Important energy technology developing direction.
Current small-scale biomass energy utilization technologies are mainly biomass gasification technology, but utilization efficiency is very low, gasification
The waste heat of high-temperature fuel gas sensible heat and internal combustion engine the power generation tail gas of generation does not all utilize, while current gasification technology can not be handled
Tar in combustion gas, leads to that Biomass Gasification And Power Generation System stability is low, maintenance cost is high.This makes Biomass Gasification & Power Generation skill
Art is difficult to business application.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of agricultural-forestry biomass gasification electricity-generating method, traditional biological is improved
The thermal efficiency and thermal efficiency utilization rate of matter, and the present invention generates in power generation process without noxious pollutant, safety and environmental protection,
Power generation process stablizes safety simultaneously, and the proportion of goods damageds are low, is suitble to promote the use of.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs：
A kind of agricultural-forestry biomass gasification electricity-generating method, the electricity-generating method include：Raw material preparation, raw material thermal cracking, tail gas
Condensation, combustion gas collection, fuel gas generation.
Preferably, prepared by the raw material includes：(1) selection：Choose the agricultural such as cow dung, stalk, withered branch, leaf, sawdust
Any one or a few combination of waste material；(2) it handles：It is put into dryer after waste material is mixed, with 60 DEG C of temperature, drying
30-40min；(3) raw material after drying is placed in pulverization process in pulverizer and obtains final raw material.
Preferably, ready raw material, is mainly put into pyrocrack furnace by the raw material thermal cracking, in the environment of hypoxemia
Under quickly heated with 800-1000 DEG C of temperature, make material generate tail gas, every 10min convey a tail gas.
Preferably, the tail gas condensing is to be collected the tail gas that raw material thermal cracking generates and pass through cyclone separator
And condensation pipe, lower end of duct collect condensed fluid, upper end conveys gas.
The combustion gas is collected as gas by combustion gas collecting tank being arranged in condenser pipe upper end, the combustion to generation after condenser pipe
Gas is collected.
Preferably, the fuel gas generation is that the combustion gas that be collected into is connected to gas electricity generator, using the combustion gas being collected into
Row power generation.
Preferably, in the step of prepared by the raw material, 20 meshes were needed after raw material mixed powder is broken.
Preferably, in the dyestuff thermal cracking processes, spiral vibration sieve is equipped in the pipeline front end of pyrolysis furnace conveying gas.
Preferably, during fuel gas generation, waste heat boiler and steam turbine are connected in gas electricity generator end, further
It is generated electricity with steam.
The present invention provides a kind of agricultural-forestry biomass gasification electricity-generating method, and advantage is compared with prior art：
(1) present invention chooses the agricultural residues such as stalk and branch, using first drying the processing method crushed again, and handles
Raw material afterwards can cross 20 meshes, crack the method for the present invention can more fully in thermal cracking processes, and opposite reduce cracks
Time.
(2) present invention first passes through spiral vibration sieve when the gas of generation transfers out pyrocrack furnace, then passes through cyclonic separation
Device can effectively remove macromolecular particle object, promote the purity of later period collection combustion gas, and can collect carbon dust.
(3) present invention after gas is by cyclone separator also needs that the tar in gas can be effectively removed by condenser pipe
And vinegar liquid, the purity machine efficiency of combustion of combustion gas is promoted, the tar and vinegar liquid for making its pollution-free generation, and collecting have biggish
Economic benefit.
(4) present invention connects waste heat boiler and steam turbine in fuel gas generation generator terminal, allows to make full use of combustion gas
Combustion efficiency generates electricity to it, promotes the utilization rate of gasification of biomass, and pollution-free generation, safety and environmental protection.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1：
A kind of agricultural-forestry biomass gasification electricity-generating method, the electricity-generating method include：Raw material preparation, raw material thermal cracking, tail gas
Condensation, combustion gas collection, fuel gas generation.
It is prepared by the raw material：(1) selection：Choose cow dung, stalk and leaf, mass ratio 2: 3: 1；(2) it handles：It will
It is put into dryer after waste material mixing, with 60 DEG C of temperature, dries 30-40min；(3) raw material after drying is placed in pulverizer
Middle pulverization process obtains final raw material.
Ready raw material, is mainly put into pyrocrack furnace by the raw material thermal cracking, in the environment of hypoxemia with
800-1000 DEG C of temperature is quickly heated, and material is made to generate tail gas, conveys a tail gas every 10min.
Preferably, the tail gas condensing is to be collected the tail gas that raw material thermal cracking generates and pass through cyclone separator
And condensation pipe, lower end of duct collect condensed fluid, upper end conveys gas.
Preferably, the combustion gas is collected as gas by combustion gas collecting tank being arranged in condenser pipe upper end, to production after condenser pipe
Raw combustion gas is collected.
Preferably, the fuel gas generation is that the combustion gas that be collected into is connected to gas electricity generator, using the combustion gas being collected into
Row power generation.
Preferably, in the step of prepared by the raw material, 20 meshes were needed after raw material mixed powder is broken.
Preferably, in the dyestuff thermal cracking processes, spiral vibration sieve is equipped in the pipeline front end of pyrolysis furnace conveying gas.
Preferably, during fuel gas generation, waste heat boiler and steam turbine are connected in gas electricity generator end, further
It is generated electricity with steam.
Wherein the thermal efficiency of the present embodiment is 35%.
Embodiment 2：
A kind of agricultural-forestry biomass gasification electricity-generating method, the electricity-generating method include：Raw material preparation, raw material thermal cracking, tail gas
Condensation, combustion gas collection, fuel gas generation.
It is prepared by the raw material：(1) selection：Choose stalk, withered branch and sawdust, mass ratio 6: 1: 3；(2) it handles：
It is put into dryer after waste material is mixed, with 60 DEG C of temperature, dries 30-40min；(3) raw material after drying is placed in crushing
Pulverization process obtains final raw material in machine.
Ready raw material, is mainly put into pyrocrack furnace by the raw material thermal cracking, in the environment of hypoxemia with
800-1000 DEG C of temperature is quickly heated, and material is made to generate tail gas, conveys a tail gas every 10min.
The tail gas condensing is to be collected the tail gas that raw material thermal cracking generates and pass through cyclone separator and condenser pipe
Road, lower end of duct collect condensed fluid, and upper end conveys gas.
The combustion gas is collected as gas by combustion gas collecting tank being arranged in condenser pipe upper end, the combustion to generation after condenser pipe
Gas is collected.
The fuel gas generation is that the combustion gas being collected into is connected to gas electricity generator, is generated electricity using the combustion gas being collected into.
In the step of prepared by the raw material, 20 meshes were needed after raw material mixed powder is broken.
In the dyestuff thermal cracking processes, spiral vibration sieve is equipped in the pipeline front end of pyrolysis furnace conveying gas.
During fuel gas generation, waste heat boiler and steam turbine are connected in gas electricity generator end, further uses steam
It generates electricity.
Wherein the thermal efficiency of the present embodiment is 37%.
Embodiment 3：
A kind of agricultural-forestry biomass gasification electricity-generating method, the electricity-generating method include：Raw material preparation, raw material thermal cracking, tail gas
Condensation, combustion gas collection, fuel gas generation.
Preferably, prepared by the raw material includes：(1) selection：Choose stalk, rice husk and leaf, mass ratio 4: 2: 3；(2)
Processing：It is put into dryer after waste material is mixed, with 60 DEG C of temperature, dries 30-40min；(3) raw material after drying is placed in
Pulverization process obtains final raw material in pulverizer.
Ready raw material, is mainly put into pyrocrack furnace by the raw material thermal cracking, in the environment of hypoxemia with
800-1000 DEG C of temperature is quickly heated, and material is made to generate tail gas, conveys a tail gas every 10min.
The tail gas condensing is to be collected the tail gas that raw material thermal cracking generates and pass through cyclone separator and condenser pipe
Road, lower end of duct collect condensed fluid, and upper end conveys gas.
The combustion gas is collected as gas by combustion gas collecting tank being arranged in condenser pipe upper end, the combustion to generation after condenser pipe
Gas is collected.
The fuel gas generation is that the combustion gas being collected into is connected to gas electricity generator, is generated electricity using the combustion gas being collected into.
In the step of prepared by the raw material, 20 meshes were needed after raw material mixed powder is broken.
In the dyestuff thermal cracking processes, spiral vibration sieve is equipped in the pipeline front end of pyrolysis furnace conveying gas.
During fuel gas generation, waste heat boiler and steam turbine are connected in gas electricity generator end, further uses steam
It generates electricity.
Wherein the thermal efficiency of the present embodiment is 36%.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that：It still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of agricultural-forestry biomass gasification electricity-generating method, which is characterized in that the electricity-generating method includes：Raw material preparation, raw material heat
Cracking, tail gas condensing, combustion gas collection, fuel gas generation.
2. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, which is characterized in that the raw material preparation packet
It includes：(1) selection：Choose any one or a few combination of the agriculture forestry wastes such as cow dung, stalk, withered branch, leaf, sawdust；(2) at
Reason：It is put into dryer after waste material is mixed, with 60 DEG C of temperature, dries 30-40min；(3) raw material after drying is placed in powder
Pulverization process obtains final raw material in broken machine.
3. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, it is characterised in that：The raw material hot tearing
Ready raw material, is mainly put into pyrocrack furnace by solution, is carried out fastly in the environment of hypoxemia with 800-1000 DEG C of temperature
Speed heating, makes material generate tail gas, conveys a tail gas every 10min.
4. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, it is characterised in that：The tail gas condensing
To be collected and passing through cyclone separator and condensation pipe for the tail gas that raw material thermal cracking generates, lower end of duct collects condensation
Liquid, upper end convey gas.
5. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, it is characterised in that：The combustion gas is collected as
After gas passes through condenser pipe, combustion gas collecting tank is set in condenser pipe upper end, the combustion gas of generation is collected.
6. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, it is characterised in that：The fuel gas generation is
The combustion gas being collected into is connected to gas electricity generator, is generated electricity using the combustion gas being collected into.
7. a kind of agricultural-forestry biomass gasification electricity-generating method according to claim 1, it is characterised in that：The raw material preparation
In step, 20 meshes were needed after raw material mixed powder is broken.
8. a kind of a kind of agricultural-forestry biomass gasification electricity-generating method as described in claim 1, it is characterised in that：The dyestuff hot tearing
In solution preocess, spiral vibration sieve is equipped in the pipeline front end of pyrolysis furnace conveying gas.
9. a kind of a kind of agricultural-forestry biomass gasification electricity-generating method as described in claim 1, it is characterised in that：In fuel gas generation mistake
Cheng Zhong connects waste heat boiler and steam turbine in gas electricity generator end, is further generated electricity with steam.
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| CN201810681761.6A CN108841417A (en) | 2018-06-27 | 2018-06-27 | A kind of agricultural-forestry biomass gasification electricity-generating method |
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| CN201810681761.6A CN108841417A (en) | 2018-06-27 | 2018-06-27 | A kind of agricultural-forestry biomass gasification electricity-generating method |
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| CN108841417A true CN108841417A (en) | 2018-11-20 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805647A (en) * | 2010-04-23 | 2010-08-18 | 倪建辉 | Method for preparing natural gas by biomass material thermal cracking and thermal cracking furnace used by same |
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2018
- 2018-06-27 CN CN201810681761.6A patent/CN108841417A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805647A (en) * | 2010-04-23 | 2010-08-18 | 倪建辉 | Method for preparing natural gas by biomass material thermal cracking and thermal cracking furnace used by same |
Non-Patent Citations (1)
| Title |
|---|
| 周顺等: "《烟草燃烧热解分析技术及应用》", 31 December 2017, 中国科学技术大学出版社 * |
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