CN106701200A - Power generation system employing biomass heat energy matched with solar heat energy - Google Patents
Power generation system employing biomass heat energy matched with solar heat energy Download PDFInfo
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- CN106701200A CN106701200A CN201611019228.0A CN201611019228A CN106701200A CN 106701200 A CN106701200 A CN 106701200A CN 201611019228 A CN201611019228 A CN 201611019228A CN 106701200 A CN106701200 A CN 106701200A
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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
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/22—Methods of steam generation characterised by form of heating method using combustion under pressure substantially exceeding atmospheric pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
-
- 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
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
-
- 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
- Y02P20/133—Renewable energy sources, e.g. sunlight
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a power generation system employing biomass heat energy matched with solar heat energy. The power generation system comprises a biomass gasification unit, a solar application unit and a power generation unit, wherein the biomass gasification unit comprises a biomass gasifier; a biomass gas generated by the biomass gasifier enters a gas-fired boiler to heat and vaporize water in the gas-fired boiler and to generate water vapor; the water vapor firstly enters a steam box and then enters the power generation unit for generating electricity through the power generation unit; the solar application unit is connected with the gas-fired boiler; water in the water tank firstly enters the solar application unit to be preheated and then preheated water flows into the gas-fired boiler; and the biomass gas generated by the biomass gasifier is heated again and generates water vapor.
Description
Technical field
Of the invention and a kind of electricity generation system, particularly relates to one kind and is heated first with solar energy, then by biomass
The electricity generation system that biomass gas produced by gasification furnace vapor produced after being reheated as fuel is generated electricity.
Background technology
It is well known that biomass refer to the various organisms produced by photosynthesis using big gas and water, soil etc.,
I.e. all lived organic substances that can be grown are commonly referred to as biomass.It includes plant, animal and microorganism.Broad sense is general
Read：Biomass include the discarded object of all of plant, microorganism and the animal with plant, microorganism as food and its production.
Representational biomass such as crops, agricultural waste material, timber, timber waste and animal wastes.Narrow sense concept：It is biological
Matter is primarily referred to as in agriculture and forestry production process lignocellulosic, the farming industries such as stalk, the trees in addition to grain, fruit
The materials such as fowl and animal excrement and discarded object during leftover bits and pieces, agriculture and forestry organic waste material and Animal husbandry production.Its feature is mainly：Can be again
Natural disposition, low stain and widely distributed property.
Biomass include the organic matter that plant is generated by photosynthesis（Such as plant, animal and its excreta）, rubbish and
Several major classes such as organic wastewater.The energy sources of biomass is in the sun, so biomass energy is one kind of solar energy.Biomass are
The topmost absorber of solar energy and holder, biomass can accumulate solar energy by photosynthesis, be stored in
In machine thing.Biomass are the materials being most widely present on the earth, and it includes all animals, plant and microorganism and is had by these
Many organic matters that living matter derives from, drains and is metabolized.Various biomass all have certain energy.With biomass as carrier,
The energy produced by biomass is biomass energy.Biomass energy is one kind that solar energy is stored in biology in chemical energy form
Form of energy, directly or indirectly from the photosynthesis of plant.
The characteristics of biomass have above-mentioned many but it is constrained to the substantial amounts of life of backwardness of current biomass treatment apparatus technology
Raw material of substance is often dropped or is wasted by the method for simple combustion, such as, current most agricultural stalk is all
It is to be disposed by way of simple combustion, not only waste of resource can produce very big danger to this processing mode to environment simultaneously
Evil.And production efficiency not high, processing mode backwardness, thermal efficiency conversion are there is some biomass treatment apparatus for occurring at present more
The low shortcomings of rate.
The content of the invention
The present invention provides a kind of biomass thermal can coordinate the electricity generation system of solar thermal energy, and it is added first with solar energy
Heat, then the vapor produced after being reheated as fuel of the biomass gas as produced by biomass gasifying furnace carry out
Generate electricity, technology of the invention can effectively process biomass waste, and it is the main object of the present invention that this is exactly.
The technical solution adopted in the present invention is：A kind of biomass thermal can coordinate the electricity generation system of solar thermal energy, and it includes
Gasification of biomass unit, Application of Solar Energy unit and generator unit, wherein, gasification of biomass unit includes gasification of biomass
Stove.
The biomass gasifying furnace includes body of heater, heating fuel system, feed system and exhaust gas circulation system, wherein, should
Body of heater has a combustion cavity, and the heating fuel system is arranged in the combustion cavity, and the feed system is arranged on the body of heater top
Portion, the exhaust gas circulation system is connected between the body of heater and the feed system, and the biomass gasifying furnace is biological when work
Matter raw material is put into the feed system first, is then entered into the combustion cavity by the feed system, and the biomass are former
It is biology that the biomass material is gasified after expecting to carry out oxygen debt burning by heating fuel system heating in the combustion cavity
Matter gas, finally, the biomass gas are discharged from the body of heater and are stored or utilized by directly burning.
The heating fuel system includes fire grate and internal gas flow circulation pipe unit, wherein, the fire grate is erected at the burning
Intracavity bottom, the fire grate includes some heating tubes, and some heating tubes are arranged parallel to each other, between any two heating tube
A whereabouts mouth is formed, disrance sleeve is arranged with each heating tube, the fire grate also scrapes charcoal system including stirring, the stirring
Scraping charcoal system includes drive part and moving head part, and the moving head part is connected with the drive part, the drive part
The moving head part is driven to be acted, the moving head part includes some stirring action frames, each stirring action frame bottom
Portion is all connected with coke scraping ring, and the coke scraping ring is set on the disrance sleeve correspondingly, and the coke scraping ring can be along this
Back and forth scraped charcoal action in the direction of disrance sleeve.
Each stirring action frame includes upright tilting trestle and horizontal stirring body, wherein, the coke scraping ring is connected to
The upright tilting trestle bottom, the horizontal stirring body is connected between any two coke scraping ring, also, the horizontal stirring body is one by one
Corresponding to be arranged in the whereabouts mouthful, the fire grate of the invention integrates the function of carbon removal and stirring, the fire grate of prior art
Only include some heating tubes, clearly, its surface will necessarily after a period of time that works for such heating tube for its shortcoming
A large amount of carbon deposits are produced, if not processing carbon deposit necessarily occurs the problems such as efficiency of heating surface reduction, and it is necessary to process carbon deposit
Blowing out is carried out, production efficiency is so had a strong impact on, biomass material of the prior art is deposited in heating tube in addition
Side's burning, and this combustion system can not only make burning cmpletely while the tailings that burns often also is stacked on heating
Problems, the fire grate collection carbon removal of the invention and the stirrings such as pipe top, and then generation deslagging inconvenience, efficiency of combustion reduction
Function can completely avoid the generation of above mentioned problem in one, be described in detail below.
When work, the biomass material is entered into the combustion cavity present invention, and is piled up in some heating
Pipe top carries out oxygen debt burning, and at the same time, the stirring is scraped charcoal system and acted once after time rating is spaced, when the stirring is scraped
When charcoal system acting, the coke scraping ring is back and forth scraped charcoal action to remove the isolation immediately along the direction of the disrance sleeve
Carbon deposit on sleeve pipe, the stirring action frame and the coke scraping ring synchronization action synchronous with this, and add at this by the upright tilting trestle
Heat pipe top carries out stirring action, and the biomass material above the heating tube is stirred enables the biomass material
It is fully contacted with air and is fully burnt, can also makes to be fallen under tailings that is that completion is burnt and can not being burned in addition
In the whereabouts mouthful, meanwhile, the horizontal stirring body is synchronized with the movement with the upright tilting trestle, and is stirred under this by the horizontal stirring body
The tailings fallen in mouth further falls down the combustion cavity bottom, to carry out the removal of tailings.
When specific implementation, the drive part includes driver and actuating strut, and the actuating strut is connected to the driving
Between device and the moving head part, some convex thorns are convexly equipped with the outer surface of the actuating strut, the stirring can be made by the convex thorn
It is more thorough that the stirring action that scraping charcoal system is carried out is carried out, and when specific real, the driver can be motor, cylinder
Deng, when specific real, the coke scraping ring includes outer ring body and some inner ring blocks, wherein, the outer ring body is connected to the stirring
On action frame, spring is both provided between the outer ring body and each inner ring block, the spring by the inner ring block be pressed on this every
Carbon removal action is carried out from sleeve surface.
Internal gas flow circulation pipe unit is arranged in the combustion cavity and positioned at fire grate top, the combustion cavity bag
Biomass combustion chamber and air chamber are included, wherein, the biomass combustion chamber is located at body of heater lower section, and the air chamber is located at the body of heater
Top, the biomass material is piled up and is burnt in the biomass combustion chamber, and internal gas flow circulation pipe unit includes some
Circulation pipe, each circulation pipe includes air inlet and gas outlet, and the air inlet and the gas outlet are separately positioned on this
The upper and lower ends of circulation pipe, meanwhile, the air inlet is in the biomass combustion chamber, and the gas outlet is in the air chamber,
When work, piled up due to the biomass material and burnt in the biomass combustion chamber, so the biomass combustion
The temperature in chamber is in the biomass combustion chamber higher than the temperature in the air chamber because of the air inlet, and the gas outlet is
In the air chamber, it is possible to stack effect is formed, it is by the circulation pipe that the gas in the biomass combustion chamber is continuous
It is drawn into the air chamber, this moment, the increase of the gas pressure of the air chamber makes the gas in the air chamber in the combustion cavity
Flowed from the air chamber to the biomass combustion cavity direction, so moved in circles, imitated with gas circulation in improving the combustion cavity
Rate, improves efficiency of combustion.
The circulation pipe is plugged in the biomass material above the fire grate, meanwhile, the air inlet is positioned at the life
In raw material of substance, so, the biomass gas formed in the biomass material can be by the circulation pipe by the biomass fuel
Chamber is burnt to enter into the air chamber.
When specific implementation, the air inlet and the gas outlet are all disposed within the circulation pipe side pipe wall, the circulation
The upper and lower ends head of pipe is completely enclosed, and the air inlet is angling hole, and the angling hole has entrance and outlet, and the entrance is arranged on
On the outer surface of the circulation pipe, the outlet is arranged on the inner surface of the circulation pipe, the position of the position than the entrance of the outlet
Height, in addition, being convexly equipped with some catch on the side pipe wall of the circulation pipe, each catch is correspondingly arranged at the outlet
The top of mouth, the catch is prevented from the biomass material and blocks the gas outlet first, meanwhile, when feeding intake, in the life
When raw material of substance is put into the combustion cavity from top to bottom, the biomass material can be broken up by the catch so that
Burning is more abundant, and when specific implementation, the inner surface of the air inlet is helical form inner face, and it is prevented from the life first
Raw material of substance blocks the air inlet, in addition, it can also flow velocity of the lift gas in the air inlet.
The feed system includes material feeding box, the first action door, the second action door and exhaust tube, wherein, the charging case and bag
Feeding mouth, discharging opening and material chamber are included, the feeding mouth and the discharging opening are separately positioned on the upper and lower ends in the material chamber, the material chamber
It is connected with the combustion cavity and positioned at the surface of the combustion cavity, the first action door is arranged at the feeding mouth, and this
Two action doors are arranged on the discharge outlet, and the exhaust tube is connected on the side wall of the material feeding box, and exhausting is provided with the exhaust tube
Machine, biomass combustion furnace of the prior art its feeding part is opened when feeding part and thrown all for unenclosed construction is designed
When material is acted, its burning furnace chamber is directly connected with external environment condition, this moment, remaining biomass gas in burning furnace chamber
Can be leaking directly into environment, in turn result in atmosphere pollution, and by the feed system of the invention tail gas can be realized without letting out
Dew zero-emission, so as to the situation for preventing pollution air occur, is described in detail below.
The feed system is carried out in accordance with the following steps when work.
First, the first action door is opened and the material chamber is connected with external environment condition, and now, operator is by the biomass material
It is placed in the material chamber by the feeding mouth, this moment, the biomass material is placed on the second action door top, and then, this
One action door is closed and the material chamber is isolated with external environment condition, and air exhauster action be evacuated and reaches the atmospheric pressure value in the material chamber
Rated value, the air content in the combustion cavity is controlled with this, enables the oxygen debt burning in the combustion cavity in predetermined condition
Under carry out, then, this second action door open the material chamber is connected with the combustion cavity, now, the biomass material is gone out by this
Material mouth is dropped into the combustion cavity, and at the same time, the biogas cognition in the combustion cavity is entered into by the discharging opening
In the material chamber, this moment, closing the second action door makes the material chamber isolate with the combustion cavity, and air exhauster action carries out pumping to be made
Biomass gas are re-entered into the combustion cavity by the exhaust gas circulation system, afterwards, then open the first action door again
It is secondary to carry out the action that feeds intake, so move in circles, the oxygen debt burning in the combustion cavity is ensured can be carried out in predefined conditions
While ensure that tail gas without leakage zero-emission so that the pollution of strict atmospheric of shutting out.
When specific implementation, gate slot is provided with the material feeding box, the first action door and the second action door divide
Not activity is plugged in the gate slot, and preferable sealing effectiveness can be reached by this kind of structure, the first action door and this
Two action door afterbodys are connected by connecting rod with motor respectively.
The exhaust gas circulation system is circulation pipe, and the circulation pipe includes that pumping pipe connected pipe, combustion chamber connecting tube, air chamber connect
Adapter and supervisor, wherein, the pumping pipe connected pipe is connected between the supervisor and the exhaust tube, combustion chamber connecting tube connection
Between the supervisor and the biomass combustion chamber, the air chamber connecting tube is connected between the supervisor and the air chamber, the charging
The gas in gas and the biomass combustion chamber in case can be entered in the air chamber by the circulation pipe, to reach tail gas
The effect of circulation.
Biomass gas produced by the biomass gasifying furnace enter into gas fired-boiler to enter the water in the gas fired-boiler
Row heating is vaporized and produces vapor, and the vapor is first into steam chest, then into the generator unit by the hair
Electric unit is generated electricity, and the generator unit is air energy spiral generating set, the Application of Solar Energy unit and the gas fired-boiler phase
Connection, the water in water tank is first into being preheated in the Application of Solar Energy unit, is then flowed into by pre-warmed water
To in the gas fired-boiler, the biomass gas as produced by the biomass gasifying furnace are heated and are produced vapor again.
Beneficial effects of the present invention are：The fire grate of the invention integrates the function of carbon removal and stirring, prior art
Fire grate only includes some heating tubes, and clearly, its surface must after a period of time that works for such heating tube for its shortcoming
A large amount of carbon deposits can be so produced, if not processing carbon deposit necessarily occurs the problems such as efficiency of heating surface reduction, and carbon deposit is processed
Have to carry out blowing out, so have a strong impact on production efficiency, biomass material of the prior art is all to be deposited in heating in addition
The burning of pipe top, and this combustion system can not only make burning cmpletely while the tailings that burns often also is stacked on
Heating tube top, and then it is inconvenient that deslagging occurs, the problems such as efficiency of combustion reduction, the fire grate collection carbon removal of the invention with turn over
The function of material can completely avoid the generation of above mentioned problem in one.
The present invention is piled up due to the biomass material and is fired in the biomass combustion chamber when work in addition
Burn, so the temperature in the biomass combustion chamber is higher than the temperature in the air chamber, and because the air inlet is in the biomass fuel
In burning chamber, and the gas outlet is in the air chamber in, it is possible to formation stack effect, by the circulation pipe by the biomass
Gas in combustion chamber is constantly drawn into the air chamber, and this moment, the increase of the gas pressure of the air chamber makes in the air chamber
Gas is flowed in the combustion cavity from the air chamber to the biomass combustion cavity direction, is so moved in circles, to improve the combustion
Gas circulation efficiency in inner chamber is burnt, efficiency of combustion is improved.
It is worth noting that biomass combustion furnace of the prior art its feeding part is all for unenclosed construction is designed, when entering
Material is partially opened when feed intake action, and its burning furnace chamber is directly connected with external environment condition, this moment, in burning furnace chamber
Remaining biogas cognition is leaking directly into environment, in turn results in atmosphere pollution, and by the feed system of the invention
Tail gas can be realized without leakage zero-emission.
Brief description of the drawings
Fig. 1 is principle schematic of the invention.
Fig. 2 is the structural representation of biomass gasifying furnace of the present invention.
Fig. 3 is the dimensional decomposition structure diagram of biomass gasifying furnace of the present invention.
Fig. 4 is the structural representation that stirring of the present invention scrapes charcoal system.
Fig. 5 is the structural representation of circulation pipe of the present invention.
Specific embodiment
As shown in Fig. 1 to 5, a kind of biomass thermal can coordinate the electricity generation system of solar thermal energy, and it includes gasification of biomass list
Unit 1, Application of Solar Energy unit 2 and generator unit 3, wherein, gasification of biomass unit 1 includes biomass gasifying furnace 100.
The biomass gasifying furnace 100 includes body of heater 10, heating fuel system 20, feed system 30 and exhaust gas circulation system
40, wherein, the body of heater 10 has a combustion cavity 11.
The heating fuel system 20 is arranged in the combustion cavity 11, and the feed system 30 is arranged on the top of body of heater 10,
The exhaust gas circulation system 40 is connected between the body of heater 10 and the feed system 30.
When work, biomass material A puts into the feed system 30 biomass gasifying furnace 100 first, and
Entered into the combustion cavity 11 by the feed system 30 afterwards, biomass material A is heated in the combustion cavity 11 by this
It is biomass gas that the heating of combustion system 20 carry out biomass material A after oxygen debt burning to be gasified, finally, the biogas
Body is discharged from the body of heater 10 and is stored or utilized by directly burning.
The heating fuel system 20 includes fire grate 50 and internal gas flow circulation pipe unit 60, wherein, the fire grate 50 sets up
In the bottom of combustion cavity 11.
The fire grate 50 includes some heating tubes 51, and some heating tubes 51 are arranged parallel to each other, in any two heating
A whereabouts mouth 52 is formed between pipe 51.
Disrance sleeve 53 is arranged with each heating tube 51.
The fire grate 50 also scrapes charcoal system 54 including stirring.
The stirring scrapes charcoal system 54 includes drive part 55 and moving head part 56.
The moving head part 56 is connected with the drive part 55, and the drive part 55 driving moving head part 56 is carried out
Action.
The moving head part 56 includes some stirring action frames 57, and each bottom of stirring action frame 57 is connected with scrapes
Carbon ring 58.
The coke scraping ring 58 is set on the disrance sleeve 53 correspondingly, and the coke scraping ring 58 can be along the isolation
Back and forth scraped charcoal action in the direction of sleeve pipe 53.
Each stirring action frame 57 includes upright tilting trestle 571 and horizontal stirring body 572.
Wherein, the coke scraping ring 58 is connected to the bottom of upright tilting trestle 571, and the horizontal stirring body 572 is connected to any two
Between the individual coke scraping ring 58, also, the horizontal stirring body 572 is arranged in whereabouts mouthful 52 correspondingly.
The fire grate 50 of the invention integrates the function of carbon removal and stirring, and the fire grate of prior art only includes some adding
Heat pipe, clearly, such heating tube will necessarily produce a large amount of carbon deposits in its surface to its shortcoming after a period of time that works, such as
Fruit does not process carbon deposit and the problems such as efficiency of heating surface reduction necessarily occurs, and to process carbon deposit and have to carry out blowing out, so
Production efficiency is had a strong impact on, biomass material of the prior art is all deposited in the burning of heating tube top in addition, and this
Combustion system can not only make burning, and cmpletely burning tailings is often also stacked on heating tube top simultaneously, and then occurs
Deslagging is inconvenient, and the problems such as efficiency of combustion reduction, fire grate 50 of the invention collects carbon removal with the function of stirring in a physical efficiency
The generation of above mentioned problem is enough avoided completely, is described in detail below.
The present invention work when, biomass material A is entered into the combustion cavity 11, and pile up it is some should plus
The top of heat pipe 51 carries out oxygen debt burning, and at the same time, the stirring is scraped charcoal system 54 and acted once after time rating is spaced, when this
When stirring scrapes the action of charcoal system 54, the coke scraping ring 58 is back and forth scraped charcoal action with i.e. along the direction of the disrance sleeve 53
When remove carbon deposit on the disrance sleeve 53, the stirring action frame 57 and coke scraping ring 58 synchronization action synchronous with this, and by
The upright tilting trestle 571 carries out stirring action in the top of heating tube 51, enables the biomass material A of the top of heating tube 51
Enough being stirred enables biomass material A to be fully contacted with air fully to be burnt, can also make what completion was burnt in addition
And in falling the whereabouts mouthfuls 52 under the tailings that can not be burned, meanwhile, the horizontal stirring body 572 and the upright tilting trestle
571 are synchronized with the movement, and further fall the combustion cavity down by the tailings in the horizontal agitation of stirring body 572 whereabouts mouthful 52
11 bottoms, to carry out the removal of tailings.
When specific real, the drive part 55 includes driver 551 and actuating strut 552, and the actuating strut 552 is connected
Between the driver 551 and the moving head part 56.
Some convex thorns are convexly equipped with the outer surface of the actuating strut 552, by the convex thorn stirring can be made to scrape charcoal system 54
It is more thorough that the stirring action for being carried out is carried out.
When specific real, the driver 551 can be motor, cylinder etc..
When specific real, the coke scraping ring 58 includes outer ring body 581 and some inner ring blocks 582, wherein, the outer ring body
581 are connected on the stirring action frame 57, and spring 583 is both provided between the outer ring body 581 and each inner ring block 582,
The inner ring block 582 is pressed on the surface of disrance sleeve 53 and carries out carbon removal action by the spring 583.
Internal gas flow circulation pipe unit 60 is arranged in the combustion cavity 11 and positioned at the top of fire grate 50.
The combustion cavity 11 includes biomass combustion chamber 111 and air chamber 112, wherein, 111, the biomass combustion chamber
In the lower section of body of heater 10, the air chamber 112 is located at the top of body of heater 10.
Biomass material A piles up and is burnt in the biomass combustion chamber 111.
Internal gas flow circulation pipe unit 60 includes some circulation pipes 61.
Each circulation pipe 61 includes 63 points of air inlet 62 and gas outlet 63, the air inlet 62 and the gas outlet
The upper and lower ends of the circulation pipe 61 are not arranged on.Meanwhile, the air inlet 62 is in the biomass combustion chamber 111, and the outlet
Mouth 63 is in the air chamber 112.
When work, burnt in the biomass combustion chamber 111 because biomass material A piles up, so
The temperature in the biomass combustion chamber 111 is higher than the temperature in the air chamber 112, and because the air inlet 62 is in the biomass fuel
In burning chamber 111, and the gas outlet 63 is in the air chamber 112, it is possible to stack effect is formed, by the circulation pipe 61
Gas in the biomass combustion chamber 111 is constantly drawn into the air chamber 112, this moment, the gas pressure of the air chamber 112
Increase make the gas in the air chamber 112 in the combustion cavity 11 from the air chamber 112 to the direction of biomass combustion chamber 111
Flowing, so moves in circles, and to improve gas circulation efficiency in the combustion cavity 11, improves efficiency of combustion.
The circulation pipe 61 is plugged in the biomass material A of the top of fire grate 50, meanwhile, the air inlet 62 is position
In biomass material A, so, in biomass material A formed biomass gas can by the circulation pipe 61 by
The biomass combustion chamber 111 is entered into the air chamber 112.
When specific implementation, the air inlet 62 and the gas outlet 63 are all disposed within the side pipe wall of circulation pipe 61,
The upper and lower ends head of the circulation pipe 61 is completely enclosed.
The air inlet 62 is angling hole, and the angling hole has entrance and outlet, and the entrance is arranged on the circulation pipe 61
On outer surface, the outlet is arranged on the inner surface of the circulation pipe 61.The position of the outlet is higher than the position of the entrance, in addition,
Some catch 64 are convexly equipped with the side pipe wall of the circulation pipe 61, each catch 64 is correspondingly arranged at the gas outlet
63 top.
The catch 64 is prevented from biomass material A and blocks the gas outlet 63 first, meanwhile, when feeding intake,
When biomass material A puts into the combustion cavity 11 from top to bottom, can be former by the biomass by the catch 64
Material A is broken up so as to burn more abundant.
When specific implementation, the inner surface of the air inlet 62 is helical form inner face, and it is prevented from the biology first
Matter raw material A blocks the air inlet 62, in addition, it can also flow velocity of the lift gas in the air inlet 62.
In addition, sidewall channels 65 are offered on the side pipe wall of the circulation pipe 61, when the air inlet 62 and the gas outlet 63
When generation stopping state, the action of air inlet and outlet is carried out so as to reduce the failure of integral product by the sidewall channels 65
Rate.
The feed system 30 includes material feeding box 31, first action door 32, second action door 33 and exhaust tube 34, wherein,
The material feeding box 31 includes feeding mouth 311, discharging opening 312 and material chamber 313.
The feeding mouth 311 and the discharging opening 312 are separately positioned on the upper and lower ends in the material chamber 313.
The material chamber 313 is connected and positioned at the surface of the combustion cavity 11 with the combustion cavity 11.
The first action door 32 is arranged at the feeding mouth 311, and the second action door 33 is arranged at the discharging opening 312.
The exhaust tube 34 is connected on the side wall of the material feeding box 31, and air exhauster 341 is provided with the exhaust tube 34.
Biomass combustion furnace of the prior art its feeding part all for unenclosed construction is designed, when feeding part open into
Row is fed intake when action, and its burning furnace chamber is directly connected with external environment condition, this moment, remaining biomass in burning furnace chamber
Gas can be leaking directly into environment, in turn result in atmosphere pollution, and can realize tail by the feed system 30 of the invention
Gas zero, so as to the situation for preventing pollution air occur, is described in detail below.
The feed system 30 is carried out in accordance with the following steps when work, and first, the first action door 32 is opened and makes this
Material chamber 313 is connected with external environment condition, and now, biomass material A is placed to the material chamber by operator by the feeding mouth 311
In 313, this moment, biomass material A is placed on the top of the second action door 33, and then, the first action door 32 is closed and makes this
Material chamber 313 isolates with external environment condition, and the air exhauster 341 action be evacuated and the atmospheric pressure value in the material chamber 313 is reached rated value,
Air content in the combustion cavity 11 is controlled with this, the oxygen debt burning in the combustion cavity 11 is entered in predefined conditions
OK.
Then, the second action door 33 is opened and the material chamber 313 is connected with the combustion cavity 11, and now, the biomass are former
Material A is dropped into the combustion cavity 11 by the discharging opening 312, and at the same time, the biogas in the combustion cavity 11 know from experience logical
The discharging opening 312 is crossed to enter into the material chamber 313.
This moment, closing the second action door 33 makes the material chamber 313 isolate with the combustion cavity 11, and the air exhauster 341 is acted
In carrying out pumping and biomass gas is re-entered into the combustion cavity 11 by the exhaust gas circulation system 40.
Afterwards, then open this first action door 32 carry out the action that feeds intake again, so move in circles, guarantee the burning in
Oxygen debt burning in chamber 11 ensure that tail gas zero-emission while can carrying out in predefined conditions, so that strict atmospheric of shutting out
Pollution.
Specific implementation when, be provided with gate slot 35 on the material feeding box 31, this first action door 32 and this second move
Activity is plugged in the gate slot 35 respectively to make door 33, and preferable sealing effectiveness can be reached by this kind of structure.
The first action door 32 and the second action afterbody of door 33 are connected by connecting rod with motor 36 respectively.
The exhaust gas circulation system 40 is circulation pipe 41.
The circulation pipe 41 includes pumping pipe connected pipe 411, combustion chamber connecting tube 412, air chamber connecting tube 413 and supervisor
414.Wherein, the pumping pipe connected pipe 411 is connected between the supervisor 414 and the exhaust tube 34.
The combustion chamber connecting tube 412 is connected between the supervisor 414 and the biomass combustion chamber 111.
The air chamber connecting tube 413 is connected between the supervisor 414 and the air chamber 112.
The gas in gas and the biomass combustion chamber 111 in the material feeding box 31 can be entered by the circulation pipe 41
In the air chamber 112, to reach the effect of circulation of tail gas.
Biomass gas produced by the biomass gasifying furnace 100 are entered into gas fired-boiler 4 in the gas fired-boiler 4
Water carries out heating and vaporizes and produce vapor.
The vapor is first into steam chest 5, then into being sent out by the generator unit 3 in the generator unit 3
Electricity.The generator unit 3 is air energy spiral generating set.
The Application of Solar Energy unit 2 is connected with the gas fired-boiler 4, and the water in water tank 6 is first into the solar energy should
Preheated with unit 2, be then flowed into the gas fired-boiler 4 by pre-warmed water, by the biomass gasifying furnace 100
Produced biomass gas are heated and are produced vapor again.
Claims (9)
1. a kind of biomass thermal can coordinate the electricity generation system of solar thermal energy, it is characterised in that：Including gasification of biomass unit, the sun
Energy applying unit and generator unit, wherein, gasification of biomass unit includes biomass gasifying furnace, and the biomass gasifying furnace is produced
Raw biomass gas enter into and carry out heating to the water in the gas fired-boiler in gas fired-boiler and vaporize and produce vapor, the water
Steam is first into steam chest, then into being generated electricity by the generator unit in the generator unit, the Application of Solar Energy
Unit is connected with the gas fired-boiler, and the water in water tank is first into being preheated in the Application of Solar Energy unit, then
It is flowed into the gas fired-boiler by pre-warmed water, the biomass gas as produced by the biomass gasifying furnace add again
Heat simultaneously produces vapor,
The biomass gasifying furnace includes body of heater, heating fuel system, feed system and exhaust gas circulation system, wherein, the body of heater
With a combustion cavity, the heating fuel system is arranged in the combustion cavity, and the feed system is arranged on body of heater top, should
Exhaust gas circulation system is connected between the body of heater and the feed system, and the biomass gasifying furnace is when work, and biomass are former
Material is put into the feed system first, is then entered into the combustion cavity by the feed system, and the biomass material exists
Carry out the biomass material after oxygen debt burning to be gasified by heating fuel system heating in the combustion cavity is biogas
Body, finally, the biomass gas are discharged from the body of heater and utilized by directly burning,
The heating fuel system includes fire grate and internal gas flow circulation pipe unit, wherein, the fire grate is erected at the combustion cavity
Bottom, the fire grate includes some heating tubes, and some heating tubes are arranged parallel to each other, and is formed between any two heating tube
One whereabouts mouth, disrance sleeve is arranged with each heating tube, and the fire grate also scrapes charcoal system including stirring, and the stirring scrapes charcoal
System includes drive part and moving head part, and the moving head part is connected with the drive part, and the drive part drives
The moving head part is acted, and the moving head part includes some stirring action frames, each stirring action frame bottom
Coke scraping ring is connected with, the coke scraping ring is set on the disrance sleeve correspondingly, and the coke scraping ring can be along the isolation
Charcoal action is back and forth scraped in the direction of sleeve pipe,
Each stirring action frame includes upright tilting trestle and horizontal stirring body, wherein, it is straight that the coke scraping ring is connected to this
Vertical tilting trestle bottom, the horizontal stirring body is connected between any two coke scraping ring, also, the horizontal stirring body is corresponded
Be arranged in the whereabouts mouthful,
The biomass material is entered into the combustion cavity, and is piled up and carried out oxygen debt burning above some heating tubes, with this
Meanwhile, the stirring is scraped charcoal system and is acted once after time rating is spaced, and when the stirring scrapes charcoal system acting, this scrapes charcoal
Ring is back and forth scraped charcoal action to remove the carbon deposit on the disrance sleeve immediately along the direction of the disrance sleeve, synchronous with this,
The stirring action frame and the coke scraping ring synchronization action, and stirring action is carried out above the heating tube by the upright tilting trestle,
The biomass material above the heating tube is stirred enables the biomass material to be fully contacted with air to be filled
Divided combustion, it is can also making that completion burns in addition and fall the whereabouts mouthful under the tailings that can not be burned, meanwhile, the horizontal stroke
It is synchronized with the movement with the upright tilting trestle to stirring body, and under the tailings in the whereabouts mouthful is stirred by the horizontal stirring body further
The combustion cavity bottom is fallen, to carry out the removal of tailings.
2. a kind of biomass thermal as claimed in claim 1 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The driving
Part includes driver and actuating strut, and the actuating strut is connected between the driver and the moving head part, the actuating strut
Some convex thorns are convexly equipped with outer surface, by the convex thorn stirring can be made to scrape the stirring action that charcoal system carried out is carried out more
For thorough.
3. a kind of biomass thermal as claimed in claim 1 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：This scrapes charcoal
Ring include outer ring body and some inner ring blocks, wherein, the outer ring body is connected on the stirring action frame, the outer ring body and each
Spring is both provided between the inner ring block, the inner ring block is pressed on the disrance sleeve surface and carries out carbon removal action by the spring.
4. a kind of biomass thermal as claimed in claim 1 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：Inside this
Airflow circulating pipe unit is arranged in the combustion cavity and positioned at fire grate top, and the combustion cavity includes biomass combustion chamber
And air chamber, wherein, the biomass combustion chamber is located at body of heater lower section, and the air chamber is located at body of heater top, the biomass
Raw material is piled up and is burnt in the biomass combustion chamber, and internal gas flow circulation pipe unit includes some circulation pipes, each
The circulation pipe all includes air inlet and gas outlet, and the air inlet and the gas outlet are separately positioned on up and down the two of the circulation pipe
End, meanwhile, the air inlet is in the biomass combustion chamber, and the gas outlet is in the air chamber,
When work, piled up due to the biomass material and burnt in the biomass combustion chamber, so the biomass
The temperature of combustion chamber is in the biomass combustion chamber higher than the temperature in the air chamber because of the air inlet, and the outlet
Mouthful it is in the air chamber, it is possible to form stack effect, by the circulation pipe by the gas in the biomass combustion chamber
Constantly it is drawn into the air chamber, this moment, the increase of the gas pressure of the air chamber makes the gas in the air chamber in the burning
Flowed from the air chamber to the biomass combustion cavity direction in chamber, so moved in circles, followed with gas in improving the combustion cavity
Ring efficiency, improves efficiency of combustion,
The circulation pipe is plugged in the biomass material above the fire grate, meanwhile, the air inlet is to be located at the biomass
In raw material, so, the biomass gas formed in the biomass material can be by the circulation pipe by the biomass combustion chamber
Enter into the air chamber.
5. a kind of biomass thermal as claimed in claim 4 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The air inlet
Mouth and the gas outlet are all disposed within the circulation pipe side pipe wall, and the upper and lower ends head of the circulation pipe is completely enclosed, the air inlet
It is angling hole, the angling hole has entrance and outlet, the entrance is arranged on the outer surface of the circulation pipe, the outlet is arranged on
On the inner surface of the circulation pipe, the position of the outlet is higher than the position of the entrance, in addition, the projection on the side pipe wall of the circulation pipe
There are some catch, each catch is correspondingly arranged at a top for the gas outlet,
The catch is prevented from the biomass material and blocks the gas outlet first, meanwhile, it is former in the biomass when feeding intake
When material is put into the combustion cavity from top to bottom, the biomass material can be broken up by the catch so as to burn more
For abundant.
6. a kind of biomass thermal as claimed in claim 5 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The air inlet
The inner surface of mouth is helical form inner face.
7. a kind of biomass thermal as claimed in claim 4 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The charging
System includes material feeding box, the first action door, the second action door and exhaust tube, wherein, the material feeding box includes feeding mouth, discharging opening
And expect chamber, the feeding mouth and the discharging opening are separately positioned on the upper and lower ends in the material chamber, the material chamber and the combustion cavity phase
Connect and positioned at the surface of the combustion cavity, the first action door is arranged at the feeding mouth, the second action door is arranged on
The discharge outlet, the exhaust tube is connected on the side wall of the material feeding box, and air exhauster is provided with the exhaust tube, and the feed system exists
Carried out in accordance with the following steps when work,
First, the first action door is opened and the material chamber is connected with external environment condition, and now, operator passes through the biomass material
The feeding mouth is placed in the material chamber, this moment, the biomass material be placed on this second action door top, then, this first move
Make door and close to make the material chamber isolate with external environment condition, the air exhauster is acted and be evacuated that to reach the atmospheric pressure value in the material chamber specified
Value, the air content in the combustion cavity is controlled with this, the oxygen debt burning in the combustion cavity is entered in predefined conditions
OK,
Then, the second action door is opened and the material chamber is connected with the combustion cavity, and now, the biomass material is by the discharging opening
Drop into the combustion cavity, at the same time, the biogas cognition in the combustion cavity enters into the material by the discharging opening
In chamber, this moment, closing the second action door makes the material chamber isolate with the combustion cavity, and air exhauster action carries out pumping makes biology
Matter gas is re-entered into the combustion cavity by the exhaust gas circulation system,
Afterwards, then open this first action door carry out the action that feeds intake again, so move in circles, guarantee the combustion cavity in
Oxygen debt burning ensure that tail gas zero-emission while can carrying out in predefined conditions, so that the pollution of strict atmospheric of shutting out.
8. a kind of biomass thermal as claimed in claim 7 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The charging
Gate slot is provided with case, activity is plugged in the gate slot respectively for the first action door and the second action door, first action
Door and the second action door afterbody are connected by connecting rod with motor respectively.
9. a kind of biomass thermal as claimed in claim 7 can coordinate the electricity generation system of solar thermal energy, it is characterised in that：The tail gas
The circulatory system is circulation pipe, and the circulation pipe includes pumping pipe connected pipe, combustion chamber connecting tube, air chamber connecting tube and supervisor,
Wherein, the pumping pipe connected pipe is connected between the supervisor and the exhaust tube, and the combustion chamber connecting tube is connected to the supervisor and is somebody's turn to do
Between biomass combustion chamber, the air chamber connecting tube is connected between the supervisor and the air chamber, the gas in the material feeding box with
And the gas in the biomass combustion chamber can be entered in the air chamber by the circulation pipe, to reach the effect of circulation of tail gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611019228.0A CN106701200A (en) | 2016-11-21 | 2016-11-21 | Power generation system employing biomass heat energy matched with solar heat energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611019228.0A CN106701200A (en) | 2016-11-21 | 2016-11-21 | Power generation system employing biomass heat energy matched with solar heat energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106701200A true CN106701200A (en) | 2017-05-24 |
Family
ID=58940997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611019228.0A Pending CN106701200A (en) | 2016-11-21 | 2016-11-21 | Power generation system employing biomass heat energy matched with solar heat energy |
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| Country | Link |
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| CN (1) | CN106701200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431731A (en) * | 2020-10-30 | 2021-03-02 | 南方电网电动汽车服务有限公司 | Solar power generation system |
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| CN2771655Y (en) * | 2005-02-28 | 2006-04-12 | 刘凯 | Energy-saving gas-generating stove |
| CN202170329U (en) * | 2011-07-22 | 2012-03-21 | 江苏云江生物能源科技有限公司 | Carbon scraping device of straw gasification furnace |
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