CN209740874U - Biogas slurry treatment device - Google Patents
Biogas slurry treatment device Download PDFInfo
- Publication number
- CN209740874U CN209740874U CN201920356688.5U CN201920356688U CN209740874U CN 209740874 U CN209740874 U CN 209740874U CN 201920356688 U CN201920356688 U CN 201920356688U CN 209740874 U CN209740874 U CN 209740874U
- Authority
- CN
- China
- Prior art keywords
- biogas slurry
- ash
- biomass
- natural pond
- biomass ash
- 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.)
- Active
Links
Classifications
-
- 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
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
Abstract
the utility model provides a biogas slurry treatment device. The device comprises a biomass ash supplying device used for supplying biomass ash after the biomass garbage is incinerated; the reaction device is used for mixing biogas slurry and the biomass ash so as to enable the biogas slurry and the biomass ash to react, so that the biogas slurry is purified; and the solid-liquid separation device is used for carrying out solid-liquid separation on the biogas slurry and the biomass ash after the reaction. According to the utility model discloses a natural pond liquid processing apparatus adopts living beings lime-ash and natural pond liquid mixing reaction to carry out purification treatment to natural pond liquid, can avoid living beings lime-ash to the secondary pollution of environment on the one hand, and on the other hand has also avoided the secondary pollution that natural pond liquid direct discharge arouses, and wherein, as vegetation's nutrient composition behind the relevant composition in the living beings lime-ash absorption natural pond liquid, still realized the cyclic efficiency utilization of material. According to the utility model discloses a natural pond liquid processing apparatus reaches the effect of "treating waste with waste" and "changing waste into valuables".
Description
Technical Field
The utility model relates to a refuse treatment field particularly relates to a natural pond liquid processing apparatus.
Background
in recent years, with the rapid development of large-scale cultivation, the environmental problems are increasingly highlighted, the biogas engineering is used as an important technical link for livestock and poultry cultivation pollution treatment, so that the organic load in the cultivation wastewater is greatly reduced, and the active plant nutrient components generated in the fermentation process also make the biogas slurry become high-quality organic fertilizer. However, due to the fact that the large-scale cultivation sewage production amount is large, the water and fertilizer requirements of crop growth are strong seasonality, a large amount of land is often needed for biogas slurry digestion treatment, and secondary environmental pollution can exist when fully decomposed biogas slurry is directly discharged. Compared with high-energy consumption biogas slurry purification technologies such as aeration, membrane permeation and the like, the high-efficiency, low-cost and low-energy consumption purification of biogas slurry becomes a technical problem to be solved urgently in biogas engineering.
Therefore, a new biogas slurry treatment device is needed to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.
The utility model provides a natural pond liquid processing apparatus, include:
The biomass ash feeding device is used for providing biomass ash after the biomass garbage is incinerated;
the reaction device is used for mixing biogas slurry and the biomass ash so as to enable the biogas slurry and the biomass ash to react, so that the biogas slurry is purified;
And the solid-liquid separation device is used for carrying out solid-liquid separation on the biogas slurry and the biomass ash after the reaction.
illustratively, the reaction apparatus comprises a multi-stage stirred tank.
Illustratively, the reaction apparatus comprises a three-stage stirred tank.
Illustratively, the solid-liquid separation device comprises a belt filter press.
Exemplarily, the device also comprises a water treatment device used for purifying the liquid obtained after the liquid passes through the solid-liquid separation device.
The device comprises a biomass ash pretreatment device for crushing the biomass ash, and is characterized by comprising a crushing device for crushing the biomass ash.
The biomass ash crushing device comprises a crushing device, a particle size grading device and a particle size screening and grading device, wherein the crushing device is used for crushing the biomass ash.
According to the utility model discloses a natural pond liquid processing apparatus adopts living beings lime-ash and natural pond liquid mixed reaction to carry out the evolution processing to natural pond liquid, can avoid living beings slag to the secondary pollution of environment on the one hand, and on the other hand has also avoided the secondary pollution that natural pond liquid direct discharge arouses, and wherein, as vegetation's nutrient composition behind the relevant composition in the living beings lime-ash absorption natural pond liquid, still realized the cyclic efficiency utilization of material. According to the utility model discloses a natural pond liquid processing apparatus effectively reduces the energy consumption, reduces the maintenance cost, and the living beings lime-ash after the absorption can be regarded as the raw materials of fertilizer, reaches the effect of "treating waste with waste" and "changing waste into valuables".
Drawings
the following drawings of the present invention are used herein as part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions of the invention, which are used to explain the principles of the invention.
In the drawings:
Fig. 1 is a block diagram of a biogas slurry treatment apparatus according to an embodiment of the present invention;
Wherein, in fig. 1, the reference numbers are respectively:
substance ash feeder 1, reactor 2,
A first-stage stirring kettle 201 and a second-stage stirring kettle 202,
A solid-liquid separation device 3 of the three-stage stirred tank 203,
Water treatment facilities 4 organic matter fertilizer storage tank 5.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In order to thoroughly understand the present invention, a detailed description will be provided in the following description to illustrate the biogas slurry treatment apparatus of the present invention. It is apparent that the practice of the invention is not limited to the specific details familiar to those skilled in the art of waste treatment. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the present invention are possible in addition to these detailed descriptions.
It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
exemplary embodiments according to the present invention will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art. In the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same elements are denoted by the same reference numerals, and thus the description thereof will be omitted.
As an important technical link for livestock and poultry breeding pollution treatment, the biogas engineering not only greatly reduces the organic load in the breeding wastewater, but also enables the biogas slurry to become a high-quality organic fertilizer through the plant active nutrient components generated in the fermentation process. However, due to the fact that the large-scale cultivation sewage production amount is large, the water and fertilizer requirements of crop growth are strong seasonality, a large amount of land is often needed for biogas slurry digestion treatment, and secondary environmental pollution can exist when fully decomposed biogas slurry is directly discharged. Compared with high-energy consumption biogas slurry purification technologies such as aeration, membrane permeation and the like, the high-efficiency, low-cost and low-energy consumption purification of biogas slurry becomes a technical problem to be solved urgently in biogas engineering.
In order to solve the problems in the prior art, the invention provides a biogas slurry treatment device, which comprises:
The biomass ash feeding device is used for providing biomass ash after the biomass garbage is incinerated;
The reaction device is used for mixing biogas slurry and the biomass ash so as to enable the biogas slurry and the biomass ash to react, so that the biogas slurry is purified;
And the solid-liquid separation device is used for carrying out solid-liquid separation on the biogas slurry and the biomass ash after the reaction.
The biogas slurry treatment device of the present invention is schematically illustrated below with reference to fig. 1, wherein fig. 1 is a block diagram of the biogas slurry treatment device according to an embodiment of the present invention.
referring first to fig. 1, a biogas slurry treatment apparatus according to an embodiment of the present invention includes a biomass ash supplying apparatus 1, a reaction apparatus 2, and a solid-liquid separating apparatus 3.
The biomass ash supplying device 1 is used for supplying biomass ash generated after biomass incineration treatment.
The reaction device 2 is used for mixing the biomass ash provided by the biomass ash feeding device 1 with the biogas slurry provided by the biogas slurry feeding device 6, so that the biomass ash and the biogas slurry are reacted, the biomass ash and the biogas slurry efficiently adsorb COD, ammonia nitrogen and total phosphorus in the biogas slurry in the reaction, and the effect of evolving the biogas slurry is effectively played.
The solid-liquid separation device 3 carries out solid-liquid separation on the biomass ash and the biogas slurry after the reaction in the reaction device 2, wherein the biomass ash and the biogas slurry can be used as nutrient components of plants to become growth substrates of the plants after adsorbing COD, ammonia nitrogen and total phosphorus in the biogas slurry, and the cyclic and efficient utilization of the substances is realized.
in the 'twelve-five' period, the biomass power generation technology in China is rapidly improved, the scale of the biomass power generation machine is rapidly increased, and the biomass power generation is developed in a large scale and becomes important force for improving the power structure in China. The biomass direct-fired power generation and urban domestic garbage power generation amount of agriculture and forestry are rapidly increased, and the biomass direct-fired power generation and urban domestic garbage power generation method is the main force of the biomass power generation development industry in China. However, the problem of comprehensive utilization of the large amount of slag and fly ash generated by the incineration of biomass power plants is also highlighted. The biomass ash is residue left after high-temperature combustion of biomass such as straw, wood and the like, and is stacked and buried in the open air, so that dust pollution and large land occupation are caused, and rainwater infiltration in the ash stacking process can cause pollution to an underground water system.
The utility model discloses get up the utilization of living beings lime-ash in order to carry out the evolution processing to natural pond liquid, the living beings lime-ash has characteristics porous, specific surface area is big, the adsorption efficiency is strong, environmental harmful substance content is low, can be used as the absorption purifying material, can avoid living beings slag to the secondary pollution of environment on the one hand, on the other hand has also avoided the secondary pollution that natural pond liquid directly discharges and arouse, wherein, as vegetation's nutrient composition behind the relevant composition in the living beings lime-ash absorption natural pond liquid, the cyclic high efficiency of material has still been realized utilizing. Compared with the biogas slurry treated by the existing water treatment process, the COD and ammonia nitrogen concentration is reduced by more than 80% through biological oxidation, nitration reaction and denitrification reaction, the energy consumption and material consumption are huge, and the amount of generated sludge is large and is not locally absorbed; according to the utility model discloses a natural pond liquid processing apparatus effectively reduces the energy consumption, reduces the maintenance cost, and the living beings lime-ash after the absorption can be regarded as the raw materials of fertilizer, reaches the effect of "treating waste with waste" and "changing waste into valuables".
The biomass ash supplying device may be provided as a collecting device of biomass ash discharged from the incinerator, which transports the biomass ash to the biogas slurry treating device. Also can set up biomass ash and slag feeding device into burning furnace, make natural pond liquid processing apparatus and burn the direct integrated unified processing system that forms of burning furnace, further promote natural pond liquid and handle and biomass incineration's efficiency.
According to an example of the utility model, natural pond liquid processing apparatus still includes: the biomass ash pretreatment device is used for crushing the biomass ash. The biomass ash is crushed, so that the specific surface area of the biomass ash can be increased, the adsorption capacity of the biomass ash is enhanced, and the biogas slurry purification effect is further improved.
According to the utility model discloses an example, natural pond liquid processing apparatus still includes particle size grading plant for after to broken handle the living beings lime-ash carries out the living beings lime-ash that the particle size screening is graded into the different apertures of multistage, and the living beings lime-ash in different apertures has different adsorption effect, through the reaction time and the reaction rate of the living beings lime-ash in the different apertures of ratio and natural pond liquid, effectively increases the adsorption efficiency of living beings lime-ash, realizes adsorbing COD, ammonia nitrogen and total phosphorus's high efficiency.
In one example, the reaction apparatus comprises a multi-stage stirred tank. Referring to fig. 1, the reaction apparatus 2 includes a first-stage stirred tank 201, a second-stage stirred tank 202, and a third-stage stirred tank 203. The biogas slurry with a certain solid-liquid ratio and the biomass ash with various different apertures are fully mixed and reacted by the multistage stirring kettle, so that the efficiency of adsorbing COD, ammonia nitrogen and total phosphorus by the biomass ash is further improved, and the purification effect is improved.
For example, the reaction device 2 may be made of stainless steel or ceramic, and is equipped with a stirring device, a pressure control device, a biogas slurry inlet, a biomass ash inlet, a solution outlet after reaction, and the like. According to an example of the present invention, the reaction device includes a multistage stirred tank. The multistage stirred tank may be connected or may be configured as a circulation type, and is not limited herein.
according to the utility model discloses an example, natural pond liquid can realize COD clearance 81% after the tertiary purification of living beings lime-ash, ammonia nitrogen clearance 99%, total phosphorus clearance 99%, wherein the ammonia nitrogen reaches the discharge standard in the domestic animal and poultry breeding pollutant emission standard GB18596-2001, and total phosphorus also reaches soil III level nitrogen phosphorus nutrient horizontal fertilization supply nutrient recommended value in "livestock and poultry excrement soil bearing capacity calculates technical guideline".
With reference to fig. 1, the reacted biomass ash and biogas slurry are subjected to solid-liquid separation by a solid-liquid separation device 3 to obtain a liquid part and a solid part. Wherein, the solid part is input into the organic fertilizer storage tank 5, and the normal organic fertilizer of the plant is directly operated, thereby achieving the effects of treating waste by waste and changing waste into valuable. The liquid fraction is fed to a water treatment unit 4 for further purification treatment to form drainable effluent.
Illustratively, the solid-liquid separation device comprises a belt filter press, the belt filter press filters the coagulated sludge, and the device is simple in operation, simple in structure, easy to maintain, good in sludge capture rate and high in efficiency.
To sum up, according to the utility model discloses a natural pond liquid processing apparatus adopts living beings lime-ash and natural pond liquid mixing reaction to carry out the evolution processing to natural pond liquid, can avoid living beings slag to the secondary pollution of environment on the one hand, and on the other hand has also avoided the secondary pollution that natural pond liquid directly discharges and arouse, and wherein, as vegetation's nutrient composition behind the relevant composition in the living beings lime-ash absorption natural pond liquid, still realized the cyclic efficiency utilization of material. According to the utility model discloses a natural pond liquid processing apparatus effectively reduces the energy consumption, reduces the maintenance cost, and the living beings lime-ash after the absorption can be regarded as the raw materials of fertilizer, reaches the effect of "treating waste with waste" and "changing waste into valuables".
The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A biogas slurry treatment device, characterized by comprising:
The biomass ash feeding device is used for providing biomass ash after the biomass garbage is incinerated;
The reaction device is used for mixing biogas slurry and the biomass ash so as to enable the biogas slurry and the biomass ash to react, so that the biogas slurry is purified;
And the solid-liquid separation device is used for carrying out solid-liquid separation on the biogas slurry and the biomass ash after the reaction.
2. The biogas slurry treatment apparatus of claim 1, wherein the reaction apparatus comprises a multi-stage stirred tank.
3. The biogas slurry treatment apparatus of claim 2, wherein the reaction apparatus comprises a three-stage stirred tank.
4. The biogas slurry treatment apparatus of claim 1, wherein the solid-liquid separation device comprises a belt filter press.
5. the biogas slurry treatment apparatus according to claim 1, further comprising a water treatment apparatus for purifying the liquid obtained after passing through the solid-liquid separation apparatus.
6. The biogas slurry treatment apparatus according to claim 1, further comprising a biomass ash pretreatment apparatus for performing a crushing treatment on the biomass ash.
7. the biogas slurry treatment apparatus according to claim 6, further comprising a particle size grading device for particle size screening and grading the broken biomass ash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356688.5U CN209740874U (en) | 2019-03-20 | 2019-03-20 | Biogas slurry treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356688.5U CN209740874U (en) | 2019-03-20 | 2019-03-20 | Biogas slurry treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209740874U true CN209740874U (en) | 2019-12-06 |
Family
ID=68717819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920356688.5U Active CN209740874U (en) | 2019-03-20 | 2019-03-20 | Biogas slurry treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209740874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661943A (en) * | 2020-06-11 | 2020-09-15 | 浙江恒美环保科技有限公司 | Comprehensive utilization method of biogas slurry |
| CN112280659A (en) * | 2020-09-04 | 2021-01-29 | 山西云海川环保科技有限公司 | System and method for preparing biogas by using kitchen waste and biomass ash in cooperation |
| CN113735384A (en) * | 2021-09-24 | 2021-12-03 | 北京嘉博文生物科技有限公司 | Biogas slurry treatment device and biogas slurry treatment method |
-
2019
- 2019-03-20 CN CN201920356688.5U patent/CN209740874U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661943A (en) * | 2020-06-11 | 2020-09-15 | 浙江恒美环保科技有限公司 | Comprehensive utilization method of biogas slurry |
| CN111661943B (en) * | 2020-06-11 | 2022-08-23 | 浙江恒美环保科技有限公司 | Comprehensive biogas slurry utilization method |
| CN112280659A (en) * | 2020-09-04 | 2021-01-29 | 山西云海川环保科技有限公司 | System and method for preparing biogas by using kitchen waste and biomass ash in cooperation |
| CN113735384A (en) * | 2021-09-24 | 2021-12-03 | 北京嘉博文生物科技有限公司 | Biogas slurry treatment device and biogas slurry treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107010788B (en) | Large-scale pig farm cultivation wastewater treatment system and method | |
| CN203878024U (en) | Wastewater treatment system for culture farm | |
| CN102336508B (en) | Method and system for quickly dehydrating and recycling municipal sewage sludge | |
| CN106957130B (en) | Treatment method of domestic sewage and organic solid waste | |
| CN209740874U (en) | Biogas slurry treatment device | |
| CN110451743B (en) | Method for recycling excess sludge of municipal sewage plant | |
| CN102730912B (en) | Integrated sewage-sludge treatment method | |
| CN102408177A (en) | Biological complex enzyme for sludge recycling and use method thereof | |
| CN102964149A (en) | Pollution abatement method for livestock and poultry farm | |
| CN101033108A (en) | Innocuous treatment and utilization method for sludge | |
| CN108892334A (en) | A kind of centralized processing of animal waste utilizes system and method | |
| CN112777854A (en) | Pig breeding wastewater treatment system and application method | |
| Deng et al. | Treatment and utilization of swine wastewater–A review on technologies in full-scale application | |
| CN2787654Y (en) | Waste water and substance treatment system for pasturage | |
| CN201553691U (en) | Microwave, fast and high-temperature sludge compost treatment device | |
| CN113698049A (en) | Process for treating and recycling pig-raising wastewater containing water-washed manure and water-soaked manure | |
| CN111718021A (en) | Biogas slurry treatment device and method | |
| JP4864339B2 (en) | Organic waste processing apparatus and processing method | |
| CN210620525U (en) | Water-fertilizer co-production device for breeding manure | |
| CN208898709U (en) | A kind of centralized processing of animal waste utilizes system | |
| CN107399891B (en) | Livestock and poultry manure recycling process and method | |
| CN105180171A (en) | Garbage treatment method and garbage treatment equipment | |
| CN104829043A (en) | Method for treatment of foodstuff wastewater based on technology of facultative anaerobic membrane bioreactor | |
| CN212504438U (en) | Regional organic waste and domestic sewage full-recycling comprehensive treatment system | |
| CN104082111A (en) | Method for preparing nutrient soil for flowers by using sludge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |