CN103803688A - Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage - Google Patents
Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage Download PDFInfo
- Publication number
- CN103803688A CN103803688A CN201410051558.2A CN201410051558A CN103803688A CN 103803688 A CN103803688 A CN 103803688A CN 201410051558 A CN201410051558 A CN 201410051558A CN 103803688 A CN103803688 A CN 103803688A
- Authority
- CN
- China
- Prior art keywords
- phosphorus
- containing wastewater
- filter post
- treatment
- containing sewage
- 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.)
- Pending
Links
Images
Landscapes
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention relates to a filtration column for treating phosphorus-containing sewage. The filtration column comprises a quartz sand layer positioned at an upper layer, and a reaction layer positioned at a lower layer; the reaction layer is a composite material layer which comprises the following components in parts by mass: 10-30 parts of perlite, 10-20 parts of ferric chloride, and 10-20 parts of straw ash. A treatment method for phosphorus-containing sewage comprises the step: treating the phosphorus-containing sewage, introducing the phosphorus-containing sewage in an atomized manner and flowing through the filtration column. The filtration column can make up for the deficiencies of the prior art, has stronger practical values, as well as high permeability, fixation and adsorption performances, and is capable of effectively removing phosphorus in the phosphorus-containing sewage, the filtration column is long in service cycle, low in cost, and environment-friendly, and has higher practical values; and the straw ash in the filtration column comes from a power plant, thus changing wastes into valuables, and relieving the pollution and pressure to the environment as the straw ash in the power plant is piled up.
Description
Technical field
The present invention relates to a kind of method and support equipment thereof of sewage disposal, particularly relate to a kind of method for the treatment of phosphorus-containing wastewater in fertilizer plant and support equipment.
Background technology
Fertilizer plant of China can produce phosphorus-containing wastewater in production fertilizer process, and main component is phosphate radical and a small amount of organophosphorus.It will cause water body in lake eutrophication and groundwater pollution as random discharge, therefore in the urgent need to a kind of method rapidly and efficiently.At present, waste water dephosphorization technology is most widely used is both at home and abroad biological process (as CN201310139268), chemical method (as CN201110256781) and Physical (as CN201210247140).Biological process dephosphorization is to absorb the phosphoric acid salt in waste water by the polyP bacteria in active sludge, and it is removed from water, although this method running cost is lower, processing speed is slower, particularly not good to the treatment effect containing high concentration phosphorus hydrochlorate waste water.Chemical method is mainly to utilize some dephosphorizing agents to react the phosphoric acid salt that generates insoluble with water body titanium pigment acid group, the then method of natural subsidence dephosphorization, although the method can be removed phosphorus element preferably, because natural subsidence is slower, efficiency is lower.Physical is mainly Filtration Adsorption, utilizes the sorbing materials such as gac as filtering layer, by phosphor in sewage element Adsorption, the shortcoming of the method is that filtering layer adsorption activity and permeability can reduce in time gradually, life cycle is short, needs often to change filtering layer, uses inconvenience.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of filter post for the treatment of phosphorus-containing wastewater and the treatment process of phosphorus-containing wastewater, can make up the deficiencies in the prior art, has stronger practical value, processes that the amount of phosphorus-containing wastewater is large and cost is lower.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is:
A kind of filter post for the treatment of phosphorus-containing wastewater is provided, and described filter post comprises the quartz sand layer that is positioned at upper strata and the responding layer that is positioned at lower floor;
Described responding layer is composite layer, and described composite layer is by being grouped into by the one-tenth of following mass fraction: 10～30 parts of perlites, 10～20 parts, iron(ic) chloride, 10～20 parts of straw ashs.
In a preferred embodiment of the present invention, the perlite in described composite layer is 10～40 orders, and described iron(ic) chloride is 20～50 orders, and described straw ash is 50～200 orders.
In a preferred embodiment of the present invention, in described straw ash, the massfraction of charcoal is 5～10%, and the massfraction of silicon-dioxide is 20～50%.
In a preferred embodiment of the present invention, the shell of described filter post is made up of macromolecular material, and the bottom of described filter post is also provided with gauze.
In a preferred embodiment of the present invention, the shell of described filter post is pvc pipe, and the diameter of described pvc pipe is 5～10cm, and height is 50～70cm, and the gauze of the bottom of described filter post is 200～300 orders.
In a preferred embodiment of the present invention, the height of described composite layer is 20～30cm, and the height of described quartz sand layer is 5～10cm.
For solving the problems of the technologies described above, another technical solution used in the present invention is: the treatment process that a kind of phosphorus-containing wastewater is provided, use the above-mentioned filter post for the treatment of phosphorus-containing wastewater to process phosphorus-containing wastewater, phosphorus-containing wastewater has been introduced and by described filter post in the mode of spraying.
In a preferred embodiment of the present invention, described phosphorus-containing wastewater take the mode of spraying introduce and flow during by described filter post as 0.5～1L/min.
In a preferred embodiment of the present invention, the water temperature of described phosphorus-containing wastewater is controlled between 10～25 ℃.
The invention has the beneficial effects as follows:
The invention discloses a kind of for the treatment process of fertilizer plant's phosphorus-containing wastewater and the novel filter post that uses in this method, utilize perlite, iron(ic) chloride and straw ash matrix material as responding layer, on it, cover quartz sand layer, phosphorus-containing wastewater is introduced and led to Filter column in the mode of spraying, the precipitation solidification of iron(ic) chloride and the adsorption of straw ash are effectively brought into play by the phosphorus removal in sewage, and utilize perlitic high-permeability, the life cycle that extends responding layer, has also reduced the current perlitic disturbance lower to density by arranging of quartz sand layer; The present invention has high-permeability, fixing and absorption property, can effectively remove the phosphorus element of the phosphorus-containing wastewater in fertilizer plant, and the life cycle of filter post is long, cost is low, environmental friendliness, has higher practical value; Straw ash in filter post comes from power plant, turns waste into wealth, and alleviates power plant straw ash and is stacked into pollution and the pressure that environment causes.
Accompanying drawing explanation
Fig. 1 is the structural representation that in a preferred embodiment of the present invention, fertilizer plant's phosphorus-containing wastewater is processed filter post;
Mark implication in accompanying drawing is as follows: 1, phosphorus-containing wastewater, 2, quartz sand layer, 3, responding layer, 4, gauze.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Embodiment 1:
According to ratio of quality and the number of copies by the perlite of 30 parts (10 order), iron(ic) chloride (20 order) and 10 parts of straw ash (50 orders of 10 parts, wherein the massfraction of charcoal is 5%, the massfraction of silicon-dioxide is 20%) mix, pack into and in pvc pipe, form responding layer 3, the diameter of described pvc pipe is 5cm, the high 50cm of being, lower end is with 200 order gauzes 4, the height of responding layer 3 is controlled at 20cm left and right, quartz sand layer 2 on covering on responding layer 3, the height of quartz sand layer 2 is 5cm.Fertilizer plant's phosphorus-containing wastewater 1 is introduced and led to Filter column in the mode of spraying above filter post, and the flow set of phosphorus-containing wastewater 1 is 0.5L/min, and the water temperature of phosphorus-containing wastewater 1 maintains 10 ℃ of left and right.In the time that phosphorus-containing wastewater 1 is flowed through responding layer 3, part phosphate radical in phosphorus-containing wastewater 1 can react and generate tertiary iron phosphate indissoluble thing with iron ion, be fixed in responding layer 3, the phosphate radical of another part and organophosphorus can be fixing by the charcoal of the micro-nano porous structure in straw ash and silicon-dioxide absorption.The starting point concentration of the phosphorus element in the present embodiment in phosphorus-containing wastewater 1 is 12mg/L, phosphorus-containing wastewater 1 after treatment, the waste water of processing is measured, the concentration of phosphorus element is reduced to 2.4mg/L, phosphorus removal rate can reach 80%, material in filter post is changed and once can be processed 6 tons of sewage (phosphorus content is about 1g/L), and cost of sewage disposal is 0.3 yuan/ton.
Embodiment 2:
According to ratio of quality and the number of copies by 20 parts of perlites (20 order), 10 parts of iron(ic) chloride (30 order) and 10 parts of straw ash (100 orders, wherein the massfraction of charcoal is 6%, the massfraction of silicon-dioxide is 30%) mix, pack pvc pipe into and form responding layer 3, the diameter of described pvc pipe is 7cm, the high 60cm of being, lower end is with 250 order gauzes 4, the height of responding layer 3 is 25cm, covers quartz sand layer 2 on responding layer 3, and the height of quartz sand layer 2 is 7cm.The mode that fertilizer plant's phosphorus-containing wastewater 1 is sprayed above filter post is introduced and leads to Filter column, and the flow set of phosphorus-containing wastewater 1 is 0.7L/min, maintains the temperature of phosphorus-containing wastewater 1 15 ℃ of left and right.In the present embodiment, in phosphorus-containing wastewater 1, the starting point concentration of phosphorus element is 10mg/L, after treatment, the waste water of processing is measured, phosphorus element concentration is reduced to 1mg/L, phosphorus removal rate can reach 90%, material in filter post is changed and once can be processed 10 tons of sewage (phosphorus content is about 1g/L), and cost of sewage disposal is 0.3 yuan/ton.
Embodiment 3:
According to ratio of quality and the number of copies by straw ash (200 orders of 10 parts of perlites (40 order), 10 parts of iron(ic) chloride (50 order) and 20 parts, wherein the massfraction of charcoal is 10%, the massfraction of silicon-dioxide is 20%) mix, pack pvc pipe into and form responding layer 3, the diameter of described pvc pipe is 10cm, the high 70cm of being, lower end is with 300 order gauzes 4, and the height of responding layer 3 is 30cm, on responding layer 3, be coated with quartz sand layer 2, the height of quartz sand layer 2 is 10cm.The mode that fertilizer plant's phosphorus-containing wastewater 1 is sprayed above filter post is introduced and leads to Filter column, and the flow set of phosphorus-containing wastewater 1 is 1L/min, maintains the water temperature of phosphorus-containing wastewater 1 25 ℃ of left and right.In the present embodiment, in phosphorus-containing wastewater 1, the concentration of phosphorus element is 3mg/L, after treatment the waste water of processing is measured, the concentration of phosphorus element is down to 0.3mg/L, phosphorus removal rate can reach 90%, material in filter post is changed and once can be processed 15 tons of sewage (phosphorus content is about 1g/L), and cost of sewage disposal is 0.2 yuan/ton.
The straw ash using in above-described three embodiment all comes from the ash that power plant's burning straw generating produces, and can turn waste into wealth, and alleviates power plant straw ash and piles up pressure and pollution that environment is caused.
The present invention has used described filter post to process phosphorus-containing wastewater, has that cost is low, technique is simple, does not need to arrange early stage and the post-processed of sewage, can process continuously a large amount of phosphorus-containing wastewaters, has larger economic benefit.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. for the treatment of a filter post for phosphorus-containing wastewater, it is characterized in that, described filter post comprises the quartz sand layer that is positioned at upper strata and the responding layer that is positioned at lower floor;
Described responding layer is composite layer, and described composite layer is by being grouped into by the one-tenth of following mass fraction: 10～30 parts of perlites, 10～20 parts, iron(ic) chloride, 10～20 parts of straw ashs.
2. the filter post for the treatment of phosphorus-containing wastewater according to claim 1, is characterized in that, the perlite in described composite layer is 10～40 orders, and described iron(ic) chloride is 20～50 orders, and described straw ash is 50～200 orders.
3. the filter post for the treatment of phosphorus-containing wastewater according to claim 1, is characterized in that, in described straw ash, the massfraction of charcoal is 5～10%, and the massfraction of silicon-dioxide is 20-50%.
4. the filter post for the treatment of phosphorus-containing wastewater according to claim 1, is characterized in that, the shell of described filter post is made up of macromolecular material, and the bottom of described filter post is also provided with gauze.
5. the filter post for the treatment of phosphorus-containing wastewater according to claim 4, is characterized in that, the shell of described filter post is pvc pipe, and the diameter of described pvc pipe is 5～10cm, and height is 50～70cm, and the gauze of the bottom of described filter post is 200～300 orders.
6. the filter post for the treatment of phosphorus-containing wastewater according to claim 5, is characterized in that, the height of described composite layer is 20～30cm, and the height of described quartz sand layer is 5～10cm.
7. a treatment process for phosphorus-containing wastewater, is characterized in that, right to use requires one of 1～6 described filter post for the treatment of phosphorus-containing wastewater to process phosphorus-containing wastewater, phosphorus-containing wastewater is introduced in the mode of spraying and by described filter post.
8. the treatment process of phosphorus-containing wastewater according to claim 7, is characterized in that, described phosphorus-containing wastewater take the mode of spraying introduce and flow during by described filter post as 0.5～1L/min.
9. the treatment process of phosphorus-containing wastewater according to claim 7, is characterized in that, the water temperature of described phosphorus-containing wastewater is controlled between 10～25 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051558.2A CN103803688A (en) | 2014-02-17 | 2014-02-17 | Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410051558.2A CN103803688A (en) | 2014-02-17 | 2014-02-17 | Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103803688A true CN103803688A (en) | 2014-05-21 |
Family
ID=50701139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410051558.2A Pending CN103803688A (en) | 2014-02-17 | 2014-02-17 | Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103803688A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324533A (en) * | 2014-10-16 | 2015-02-04 | 中国农业大学 | Biogas slurry filtration column and use thereof |
| CN105233537A (en) * | 2015-09-24 | 2016-01-13 | 中国农业大学 | Method used for processing biogas slurry via boilogical filter combination filtering |
| CN109331773A (en) * | 2018-10-18 | 2019-02-15 | 中国热带农业科学院椰子研究所 | A kind of sewage dephosphorization agent and preparation method thereof |
| CN115108648A (en) * | 2022-05-23 | 2022-09-27 | 西南交通大学 | Water body in-situ phosphate enrichment device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005028247A (en) * | 2003-07-09 | 2005-02-03 | National Institute Of Advanced Industrial & Technology | Phosphorus removing and recovering method |
| CN1631513A (en) * | 2004-11-18 | 2005-06-29 | 上海交通大学 | Method for synthesizing zeolite by fly ash and application thereof |
| CN101507911A (en) * | 2008-11-11 | 2009-08-19 | 中国科学院生态环境研究中心 | Defluorination absorbing material based on aluminum base composite oxides and its preparation method and use and special device of the preparation method |
| CN101613149A (en) * | 2009-08-10 | 2009-12-30 | 上海新豫环保科技有限公司 | The method of a kind of dephosphorization agent and preparation method thereof and dephosphorization |
| CN201534805U (en) * | 2009-09-30 | 2010-07-28 | 江苏澄星磷化工股份有限公司 | Industrial inorganic-phosphorus wastewater treating device utilizing carbon dioxide gas |
| CN102085473A (en) * | 2010-12-17 | 2011-06-08 | 合肥工业大学 | Application of iron sulphide ores and method for adsorbing trace phosphor in water by using iron sulphide ores |
| JP2013230417A (en) * | 2012-04-27 | 2013-11-14 | Tokyo Metropolitan Univ | Phosphorus recovering apparatus |
-
2014
- 2014-02-17 CN CN201410051558.2A patent/CN103803688A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005028247A (en) * | 2003-07-09 | 2005-02-03 | National Institute Of Advanced Industrial & Technology | Phosphorus removing and recovering method |
| CN1631513A (en) * | 2004-11-18 | 2005-06-29 | 上海交通大学 | Method for synthesizing zeolite by fly ash and application thereof |
| CN101507911A (en) * | 2008-11-11 | 2009-08-19 | 中国科学院生态环境研究中心 | Defluorination absorbing material based on aluminum base composite oxides and its preparation method and use and special device of the preparation method |
| CN101613149A (en) * | 2009-08-10 | 2009-12-30 | 上海新豫环保科技有限公司 | The method of a kind of dephosphorization agent and preparation method thereof and dephosphorization |
| CN201534805U (en) * | 2009-09-30 | 2010-07-28 | 江苏澄星磷化工股份有限公司 | Industrial inorganic-phosphorus wastewater treating device utilizing carbon dioxide gas |
| CN102085473A (en) * | 2010-12-17 | 2011-06-08 | 合肥工业大学 | Application of iron sulphide ores and method for adsorbing trace phosphor in water by using iron sulphide ores |
| JP2013230417A (en) * | 2012-04-27 | 2013-11-14 | Tokyo Metropolitan Univ | Phosphorus recovering apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 丁文明 等: "废水吸附法除磷的研究进展", 《环境污染治理技术与设备》 * |
| 茹菁宇 等: "改性膨胀珍珠岩去除废水中磷酸盐的研究", 《绿色科技》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324533A (en) * | 2014-10-16 | 2015-02-04 | 中国农业大学 | Biogas slurry filtration column and use thereof |
| CN104324533B (en) * | 2014-10-16 | 2016-11-30 | 中国农业大学 | A kind of using method of biogas slurry filtering material |
| CN105233537A (en) * | 2015-09-24 | 2016-01-13 | 中国农业大学 | Method used for processing biogas slurry via boilogical filter combination filtering |
| CN109331773A (en) * | 2018-10-18 | 2019-02-15 | 中国热带农业科学院椰子研究所 | A kind of sewage dephosphorization agent and preparation method thereof |
| CN109331773B (en) * | 2018-10-18 | 2021-05-07 | 中国热带农业科学院椰子研究所 | Sewage phosphorus removal agent and preparation method thereof |
| CN115108648A (en) * | 2022-05-23 | 2022-09-27 | 西南交通大学 | Water body in-situ phosphate enrichment device |
| CN115108648B (en) * | 2022-05-23 | 2023-10-20 | 西南交通大学 | Water normal position enrichment phosphate device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205740677U (en) | A kind of multimedium subsurface infiltration sewage-treatment plant with high removal efficiency of nitrogen and phosphorus | |
| Shao et al. | Phosphorus and nitrogen recovery from wastewater by ceramsite: Adsorption mechanism, plant cultivation and sustainability analysis | |
| CN102775020B (en) | Coupling type sewage purification and regeneration treating method capable of removing phosphorus efficiently | |
| CN103801254A (en) | Siderite-based nitrogen and phosphorus removal material and application method thereof | |
| CN103086460B (en) | Phosphorus-removing method based on nano-grade iron | |
| CN102775021B (en) | Method of advanced treatment of high concentration phosphorus sewage and recycling of phosphorus | |
| CN110282783B (en) | Ammonium phosphate chemical wastewater treatment system and method | |
| CN101791534A (en) | Phosphorus-removing adsorbent and preparation method thereof | |
| Ulu et al. | Ammonia removal from wastewater by air stripping and recovery struvite and calcium sulphate precipitations from anesthetic gases manufacturing wastewater | |
| CN103803688A (en) | Filtration column for treating phosphorus-containing sewage, and treatment method for phosphorus-containing sewage | |
| CN104529122A (en) | Reducing and recycling comprehensive utilization method for water body sediments | |
| CN105330022A (en) | Compound filler applied to simultaneous phosphorus and nitrogen removal of artificial wetland | |
| CN103601262A (en) | Method for utilizing water supply plant sludge to remove hydrogen sulfide in water by employing adsorption column | |
| CN110526504B (en) | System and method for treating regenerated waste liquid of targeted denitrification and dephosphorization resin | |
| CN110252240B (en) | Method for preparing phosphorus-containing wastewater adsorbent by roasting aluminum-containing waste residue and application of phosphorus-containing wastewater adsorbent | |
| CN103224263A (en) | Method for deep removal of phosphorus from high phosphorus iron ore dephosphorization wastewater | |
| CN101618922A (en) | Method for processing landfill percolate | |
| CN108975626B (en) | Landscape water treatment facilities with nitrogen phosphorus recovery effect | |
| CN105858787B (en) | A kind of dephosphorization filler X-Phos matrix and preparation method thereof | |
| Gowd et al. | Wastewater in India: An untapped and under-tapped resource for nutrient recovery towards attaining a sustainable circular economy | |
| CN103601313A (en) | Processing method of landfill leachate | |
| CN108975625B (en) | Constructed wetland system with nitrogen and phosphorus recovery function | |
| CN102887613A (en) | Treatment method for high-concentration industrial wastewater | |
| CN102491585B (en) | Combined method for removing nitrate nitrogen of tail water produced by municipal sewage treatment plant | |
| CN105174626A (en) | Constructed wetland coupled biological reaction tank purification water-gas system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140521 |