CN203613119U - System for comprehensive utilization of biomass ash - Google Patents
System for comprehensive utilization of biomass ash Download PDFInfo
- Publication number
- CN203613119U CN203613119U CN201320447399.9U CN201320447399U CN203613119U CN 203613119 U CN203613119 U CN 203613119U CN 201320447399 U CN201320447399 U CN 201320447399U CN 203613119 U CN203613119 U CN 203613119U
- Authority
- CN
- China
- Prior art keywords
- biomass
- ash
- acid
- container
- respons
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Fertilizers (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a system for comprehensive utilization of biomass ash. The system comprises an acid reaction container, a filter, a dryer, an alkali reaction container and an activation reactor, wherein the acid and alkali reaction containers are used for enabling the biomass ash to react with acid and alkali respectively; the filter is used for performing solid-liquid separation on a material after the acid reaction or alkali reaction; the dryer is used for drying the filtrate obtained after the filtration of the filter; the activation reactor is used for activating the residual biomass carbon retaining after the reaction of the acid reaction container and the alkali reaction container into active carbon. According to the system disclosed by the utility model, the biomass ash is deeply processed by a relatively simple process and at relatively low production cost; in a prepared high-quality potassium-based compound fertilizer, inorganic silicon compounds and active carbon products, residual ash is avoided, and comprehensive utilization of the biomass ash is realized; the utilization of the biomass ash is realized, the added value of the biomass ash is remarkably increased, and the industrial and sustainable development of the biomass energy is promoted.
Description
Technical field
The utility model relates to the processing of biomass residual ash slag after energy utilization and utilizes technical field, especially relate to one biomass lime-ash is participated in respectively to acid-respons, alkali reaction and tax reaction alive, the beneficiating ingredient in biomass lime-ash is carried out to the system of extracting and fully utilizing comprehensively.
Background technology
Along with the energy, Environmental Protection Situation are more severe, biomass energy is in the ascendant, common are the Biomass Energy Utilization such as direct combustion, pyrolytic gasification form.Biomass abundant species, common are the biomass such as various stalks, forestry and timber industry residuum, bamboo and bamboo processing industry residuum, rice husk, all kinds of shell, bagasse, corn cob and carried out the remaining a certain amount of lime-ash of meeting after energy utilization, lime-ash quality accounts for tens percent of biomass material quality conventionally.The biomass lime-ash of some kind is less, and lime-ash quality only accounts for percentum of biomass material quality, such as wooden class, Cotton Stalk; And the biomass lime-ash of some kind is more, lime-ash quality exceedes 20% of biomass material quality, such as straw, sweet potato.The direct-fired biomass power station of domestic construction has exceeded 100, and every biomass that consume every day reach hundreds of ton and even go up kiloton, and the lime-ash producing reaches tens tons to hundreds of ton.Domestic also have a collection of pyrolytic gasification formula biomass energy source apparatus, and every covering device also can produce several tons and even tens tons of lime-ash every day.
Biomass ash slag muck density is less, and temperature is higher, contains a certain amount of carbon residue, and lime-ash is deposited in factory and brings occupied ground, environmental pollution, disaster hidden-trouble etc., brings larger worry to biomass energy operating agency, has influence on the development of biomass energy industry.
According to the study, be rich in silicon (Si), potassium (K), phosphorus (P), calcium (Ca), magnesium (Mg) etc. in biomass lime-ash, particularly silicon and potassium content in most lime-ash is higher.Due to burning and pyrolytic gasification technology, in lime-ash, contain part carbon (C) toward contact meeting.Adopt suitable technology, with lower cost, these resources of better simply process makes full use, become an emerging problem.Existing more mechanism and individual have carried out a large amount of research and development aspect biomass ash comprehensive utilization both at home and abroad, and have made some progress.Such as application for a patent for invention number is 200610069650.7, name be called in the application documents of the method for utilizing the straw ash of biomass energy straw electric generation plant to produce phosphorus potassium complex fertilizer, disclose a kind of by straw ash and acidity blender, adhesive reaction, make the method for phosphorus potassium complex fertilizer, in the application documents that application for a patent for invention number is 201110382347.3 for another example, name is called the unburned moulding material of construction of stalk ash and preparation method, disclose and a kind of the materials such as stalk ash and cement, unslaked lime, plaster stone are reacted and produce material of construction.But, these research major parts concentrate in the direct application of lime-ash, and could not fully excavate the value of silicon in lime-ash, potassium, carbon, and in the time utilizing biomass lime-ash, also need additionally to add some raw materials, the beneficiating ingredient in biomass lime-ash can not be fully extracted utilization.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, a kind of system of biomass ash comprehensive utilization is provided, by biomass lime-ash respectively with acid and alkali reaction after, compose again the reaction of living, mode with comprehensive utilization digests biomass lime-ash, both solve the place to go of biomass lime-ash, increased substantially again the added value of biomass lime-ash, promoted Bioenergy Industrialization and Sustainable development.
For realizing above-mentioned utility model object, the utility model proposes following technical scheme: a kind of system of biomass ash comprehensive utilization, comprise: acid-respons container, filter, drying machine, alkali reaction container and tax reactor alive, described acid-respons container is connected with alkali reaction container, is respectively used to biomass lime-ash is reacted with acid and biomass lime-ash is reacted with alkali; Described filter carries out solid-liquid separation for the material after acid-respons or alkali reaction are completed; Described drying machine, for gained filtrate after filter filters is dried, obtains potassium base composite fertilizer or inorganic silicon compound; Described tax reactor alive is connected with alkali reaction container or acid-respons container, lives into gac for reacting remaining biomass breeze tax through acid-respons container and alkali reaction container.
Preferably, also comprise crusher, described crusher is connected with acid-respons container or alkali reaction container, for biomass lime-ash is carried out to fragmentation.
Also comprise precipitation and water treatment system, described precipitation and water treatment system are connected with described filter, for the solids that filters rear gained filtrate is precipitated, and recycling.
Described acid-respons container and alkali reaction container are selected tank reactor or tower reactor or tubular reactor.
Described tax reactor type of heating alive is selected internal heat type type of heating or external-heat type of heating, adopts drum-type structure or stationary kiln formula structure in structure.
The beneficial effects of the utility model are: the product that produce out from biomass residue (1) can suitability for industrialized production, and can produce higher economic benefit; (2) raw material sources are very wide, with less cost, better simply system effectively realize extraction to each beneficiating ingredient in biomass lime-ash and to biomass lime-ash high added value apply; (3) digest biomass lime-ash in the mode fully utilizing, both solved the place to go of lime-ash, increased substantially again lime-ash added value, promote Bioenergy Industrialization and Sustainable development.
Accompanying drawing explanation
Fig. 1 is the structural representation of the system of the utility model biomass ash comprehensive utilization;
Fig. 2 is the principle of work schematic diagram of the system of the utility model biomass ash comprehensive utilization.
In figure, element numbers is:
1, hopper, 2, crusher, 3, transfer roller, 4, acid solution spray equipment, 5, acid-respons container, 6, filter, 7, drying machine, 8, transfer roller, 9, alkali lye spray equipment, 10, alkali reaction container, 11, filter, 12, drying machine, 13, transfer roller, 14, compose the reactor of living, 15, precipitation and water treatment system.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical scheme of the utility model embodiment is carried out to clear, complete description.
As shown in Figure 1, the system of a kind of biomass ash comprehensive utilization that the utility model discloses, all extracts the beneficiating ingredient in biomass lime-ash in the mode fully utilizing, and comprises hopper 1, crusher 2, transfer roller 3,8,13, acid-respons container 5, filter 6,11, drying machine 7,12, alkali reaction container 10, composes the reactor 14 of living, precipitation and water treatment system 15.Described hopper 1 is connected with crusher 2, for splendid attire biomass lime-ash, biomass lime-ash in hopper 1 enters in crusher 2 and carries out fragmentation, and described crusher 2 is for biomass lime-ash being broken into the fine powder that particle diameter is 45 μ m～150 μ m, as the raw material of late phase reaction.
Described crusher 2 is connected with described acid-respons container 5 through transfer roller 3, and biomass lime-ash is transported to acid-respons container 5 and participates in reaction.The interior acid solution spray equipment 4 that arranges of described acid-respons container 5, for adding acid solution to biomass lime-ash, makes biomass lime-ash react with acid, extracts the elements such as potassium in biomass lime-ash, phosphorus, silicon, calcium, magnesium.Described acid-respons container is selected tank reactor or tower reactor or tubular reactor.
Described filter 6 is connected with acid-respons container 5, and biomass lime-ash enters into filter 6 and filters after fully having reacted in acid-respons container 5, and remaining biomass lime-ash after reaction is separated with gained filtrate after reaction.
Described drying machine 7 is connected with filter 6, for gained filtrate after described reaction is dried, produces out potassium phosphorus silicon-calcium-magnesium compound fertilizer.
Described filter 6 is connected with described alkali reaction container 10 through transfer roller 8, after acid-respons, remaining biomass lime-ash is transported in alkali reaction container 10, in the present embodiment with acid-respons container 5 at front, alkali reaction container 10 in the rear process of introducing biomass lime-ash and carry out respectively acid and alkali reaction, in other embodiments, the front and back position that described acid-respons container 5 connects from alkali reaction container 10 can specifically be changed according to the different front and back of carrying out of biomass lime-ash kind.The interior alkaline solution spray thrower that arranges of described alkali reaction container 10, for adding alkaline solution to remaining biomass lime-ash, makes biomass lime-ash react with alkali, extracts the element silicon in remaining biomass lime-ash.Described alkali reaction container is selected tank reactor or tower reactor or tubular reactor.
Described filter 11 is connected with alkali reaction container 10, after remaining biomass lime-ash has fully reacted in alkali reaction container 10, entering into filter 11 filters, biomass lime-ash remains into biomass breeze after acid and alkali reaction, described by filter 11 for by remaining biomass breeze and reaction after gained filtrate separate.
Described drying machine 12 is connected with filter 11, for gained filtrate after alkali reaction is dried, produces out inorganic silicon compound, as water glass, white carbon black etc.
Described filter 11 is connected through transfer roller 13 and described tax reactor 14 alive, remaining biomass breeze is transported to composes participation tax reaction alive in the reactor 14 of living, on described tax structure of reactor alive, adopt drum-type or stationary kiln formula, type of heating is selected internal heat type type of heating or external-heat type of heating.
Described precipitation and water treatment system 15 are connected with filter 11 with described filter 6 respectively, for gained filtrate after the reaction that filter 6 and filter 11 filter out is processed, after being settled out the solids in the rear gained filtrate of reaction, solids is carried out to recycling, and filtrate is carried out discharging after acid-base neutralisation, avoid filtrate directly to discharge the pollution problem causing.
As shown in Figure 2, the principle of work schematic diagram of the system of a kind of biomass ash comprehensive utilization that the utility model discloses, comprises the following steps:
Step 1, by biomass lime-ash and acid-respons, extracts the beneficial element in biomass lime-ash, produces potassium base composite fertilizer;
Specifically, acid is added in biomass lime-ash, be uniformly mixed, when stirring, biomass lime-ash is heated, described biomass lime-ash is 70 ℃～100 ℃ in temperature, under condition of normal pressure or be 120 ℃～151 ℃ in temperature, pressure is fully to react with acid under 0.2MPa～0.5MPa condition, reaction times is 1～4 hour, extract the potassium in biomass lime-ash, phosphorus, silicon, calcium, the elements such as magnesium, react rear discharging and filtered, after realizing remaining biomass lime-ash and reacting, gained filtrate separates, after reaction, gained filtrate is made potassium base composite fertilizer (as potassium phosphorus silicon-calcium-magnesium compound fertilizer) after drying, can be applied to agricultural production, remaining biomass lime-ash is proceeded follow-up reaction.
Wherein, hydrochloric acid (HCl), nitric acid (HNO are selected in described acid
3), sulfuric acid (H
2sO
4) in one or more combination, the acid solution different according to the kind different choice of biomass lime-ash.The consumption of acid used is according to the difference of biomass lime-ash kind and difference, fully to react as best with the element such as potassium in biomass lime-ash, calcium, magnesium.
Step 2, by biomass lime-ash and alkali reaction, extracts the element silicon in biomass lime-ash, produces inorganic silicon compound.
Specifically, alkali is added in described remaining biomass lime-ash, be uniformly mixed, when stirring, biomass lime-ash is heated, described biomass lime-ash is 70 ℃～100 ℃ in temperature, under condition of normal pressure or be 120 ℃～151 ℃ in temperature, pressure is fully to react with alkali under 0.2MPa～0.5MPa condition, reaction times is 1～4 hour, extract the element silicon in residue biomass lime-ash, having reacted rear filters with the mixture that reacts rear gained filtrate remaining biomass breeze, realize solid-liquid separation, after reaction, gained filtrate is made inorganic silicon compound after drying, at material of construction, the fields such as articles for washing industry can be used, remaining biomass breeze is proceeded follow-up reaction.
Wherein, described alkali is selected sodium hydroxide (NaOH), potassium hydroxide (KOH), calcium hydroxide (Ca (OH)
2), soda ash (Na
2cO
3) in one or more combination, the alkaline solution different according to the kind different choice of biomass lime-ash.The consumption of alkali used is according to the difference of biomass lime-ash kind and difference, fully to react as best with the element silicon in biomass lime-ash.
Step 3 will be composed the reaction of living by remaining biomass breeze after step 1, step 2 reaction, produce gac.
Specifically, biomass breeze is composed to the reaction of living, extract the carbon in biomass lime-ash, the gac of producing out can be realized the multiple uses such as the decolouring of water purification and sewage disposal, gas sweetening, food, described tax is lived in reacting and is selected chemistry tax method alive or physics to compose the combination that method alive or chemistry tax method alive and physics are composed method alive, described chemistry is composed the method for living and is comprised phosphoric acid method, alkaline process, and described physics is composed the method for living and comprised vapour method, CO
2method.
Take biomass lime-ash kind as straw, after burning, residual ash slag, as example, illustrates the treating processes of the utility model to biomass ash comprehensive utilization below.Biomass lime-ash is admitted in hopper 1 by e Foerderanlage (not shown), be broken into after particle diameter is 45 μ m-150 μ m fine powders and send in acid-respons container 5 by transfer roller 3 through crusher 2 again, acid solution spray equipment 4 sprays into sulfuric acid (H in biomass lime-ash
2sO
4) solution, the mass ratio of biomass lime-ash and sulfuric acid is 1: 0.5-1: 1.5, biomass lime-ash in acid-respons container 5 fully reacts with sulfuric acid under temperature is 80 ℃～95 ℃, condition of normal pressure, reaction times is 1-4 hour, after reaction, carry out discharging, enter into filter 6 and carry out liquid-solid separation, after isolated reaction, gained filtrate drying machine 7 is dry obtains potassium phosphorus silicon-calcium-magnesium compound fertilizer, and isolated remaining biomass lime-ash is fed in alkali reaction container 10 through transfer roller 8.
Alkali lye spray equipment 9 sprays into soda ash (Na in biomass lime-ash
2cO
3) solution, biomass lime-ash in alkali reaction container 10 is 80 ℃～95 ℃ in temperature, under condition of normal pressure, fully react with soda ash, reaction times is 1-4 hour, after reaction, carry out discharging, enter into filter 11 and carry out liquid-solid separation, the dry water glass that obtains of gained filtrate drying machine 12 after isolated reaction, isolated remaining biomass lime-ash is fed to compose in the reactor 14 of living through transfer roller 13 composes the reaction of living, produce out gac, the filtrate filtering out in filter 6 and filter 11 is sent in precipitation and water treatment system through transport pipe, precipitate, acid-base neutralisation processing, the solids being settled out is recycled, filtrate after neutralization is carried out outer discharging.
Technology contents of the present utility model and technical characterictic have disclosed as above; but those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and are done all replacement and modifications that does not deviate from the utility model spirit; therefore; the utility model protection domain should be not limited to the content that embodiment discloses; and should comprise various do not deviate from replacement of the present utility model and modifications, and contained by present patent application claim.
Claims (5)
1. the system of a biomass ash comprehensive utilization, it is characterized in that, comprise acid-respons container, filter, drying machine, alkali reaction container and compose the reactor of living, described acid-respons container is connected with alkali reaction container, is respectively used to biomass lime-ash is reacted with acid and biomass lime-ash is reacted with alkali; Described filter carries out solid-liquid separation for the material after acid-respons or alkali reaction are completed; Described drying machine is for being dried gained filtrate after filter filters; Described tax reactor alive is connected with alkali reaction container or acid-respons container, lives into gac for reacting remaining biomass breeze tax through acid-respons container and alkali reaction container.
2. the system of biomass ash comprehensive utilization according to claim 1, is characterized in that, also comprises crusher, and described crusher is connected with acid-respons container or alkali reaction container, for biomass lime-ash is carried out to fragmentation.
3. the system of biomass ash comprehensive utilization according to claim 1, is characterized in that, also comprises precipitation and water treatment system, and described precipitation and water treatment system are connected with described filter, for the solids that filters rear gained filtrate is precipitated.
4. the system of biomass ash comprehensive utilization according to claim 1, is characterized in that, described acid-respons container and alkali reaction container are selected tank reactor or tower reactor or tubular reactor.
5. the system of biomass ash comprehensive utilization according to claim 1, is characterized in that, described tax reactor type of heating alive is selected internal heat type type of heating or external-heat type of heating, adopts drum-type structure or stationary kiln formula structure in structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447399.9U CN203613119U (en) | 2013-07-25 | 2013-07-25 | System for comprehensive utilization of biomass ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447399.9U CN203613119U (en) | 2013-07-25 | 2013-07-25 | System for comprehensive utilization of biomass ash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203613119U true CN203613119U (en) | 2014-05-28 |
Family
ID=50765776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320447399.9U Expired - Fee Related CN203613119U (en) | 2013-07-25 | 2013-07-25 | System for comprehensive utilization of biomass ash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203613119U (en) |
-
2013
- 2013-07-25 CN CN201320447399.9U patent/CN203613119U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103332994B (en) | Method and system for comprehensively utilizing biomass ash | |
| CN101417798B (en) | Paddy hull burned gas and waste residue comprehensive utilization method | |
| CN101979478A (en) | Method for preparing biofuel | |
| CN103194245A (en) | Preparation method of biomass carbon coal | |
| WO2021047111A1 (en) | Indissolvable phosphorus availability method | |
| CN103910348A (en) | Potash feldspar utilization method | |
| CN115196998A (en) | Method for enhancing hydrothermal humification of cellulose waste biomass | |
| CN102348812B (en) | Conversion of cellulosic materials into glucose for use in bioethanol production | |
| CN101993257A (en) | Method for preparation of high-activity compound organic fertilizer by waste acid liquid of D-glucosamine hydrochloride | |
| CN101439995B (en) | Clean production method of seaweed fertilizer | |
| CN103848882B (en) | A kind of turmeric saponin extracting method of non-waste-emission | |
| CN102363580A (en) | Method for preparing phosphate fertilizer by using sewage residue of phosphate fertilizer plant | |
| CN203613119U (en) | System for comprehensive utilization of biomass ash | |
| CN104745734A (en) | Method and apparatus for preparation of xylose and combined production of active carbon | |
| CN102653403A (en) | Process method for preparing calcium carbide by recycling calcium carbide slag | |
| CN102108099A (en) | Method for preparing carboxymethyl cellulose (CMC) and lignin from bagasse | |
| CN102060274A (en) | Method for producing sodium selenite | |
| CN102465152A (en) | Cellulose ethanol internal circulation production method without pretreatment | |
| CN114634184B (en) | Utilization method of biomass | |
| CN102602940B (en) | Method for producing high-performance white carbon black and succinic acid by comprehensively utilizing white spirit lees | |
| CN112980536A (en) | Method for preparing biomass by using pulping black liquor | |
| CN102976299A (en) | Method for producing phosphoric acid and cleaning gypsum | |
| CN113801630B (en) | Biomass-mineral composite material and preparation method thereof | |
| CN102173625A (en) | Method for preparing building materials and fuel from coal gangue, and application | |
| CN207391243U (en) | A kind of finished product sludge dispoal system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20170725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |