CN102701433B - Biological filter deodorization filler and preparation method - Google Patents
Biological filter deodorization filler and preparation method Download PDFInfo
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- CN102701433B CN102701433B CN201210212144.4A CN201210212144A CN102701433B CN 102701433 B CN102701433 B CN 102701433B CN 201210212144 A CN201210212144 A CN 201210212144A CN 102701433 B CN102701433 B CN 102701433B
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- biological filter
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Abstract
The invention relates to a biological filter deodorization filler. The biological filter deodorization filler is in a granular shape and comprises the following ingredients in percentage by weight: 42.5 to 55.5 percent of household garbage compost subjected to secondary fermentation, 30.5 to 35.5 percent of coal ash and the balance of a material A which consists of corn straw, an adhesive which does not exceed 1/5 of the total quantity of the material and a humidizer in an amount which is 5 percent of the weight of the adhesive. The invention also discloses a method for preparing the biological filter deodorization filler. The biological filter deodorization filler has the advantages that wastes can be recycled, and an environment-friendly scheme of treatment of wastes with processes of the wastes and low cost is provided for the selection of the filler.
Description
Technical field
The invention belongs to environmental applications material and domestic rubbish disposal disposal technology field, relate to particularly a kind of biological filter deodorizing filler.
The invention still further relates to the preparation method of above-mentioned biological filter deodorizing filler.
Background technology
China's domestic waste annual production is with the speed increase of 8%-10%.It is the effective way of its resource utilization that consumer garbage compost is processed, but can produce a large amount of odor pollutions in composting process.Odor pollution is processed method of disposal and is comprised Physical, chemical method and biological process.Biological filter process is low with its investment running cost, efficiently become the effective ways of removing odor pollution in biological process.
Filler is the most important integral part in biological filter, is one of key factor determining biological filter deodorizing effect.Using compost as bio-filter stuffing, can guarantee the self-sufficient of filler, waste recycling, so generally to adopt composting production be filler in biological filter.But compost is a continuous mineralising of organism and humified process.Different times consumer garbage compost degree of humification is different, so difference its deodorizing capability of stage compost that becomes thoroughly decomposed is different.Filler main raw material is selected the Secondary Fermentation consumer garbage compost sample of 5-12 days, the aromaticity of this stage compost Humus material and degree of unsaturation increase, the microbial film that a large amount of microorganisms that produce form covers filling surface, when waste gas passes through biological filter, the pollutent in waste gas is degraded by microorganisms.Greatly improve filter tank purification efficiency.
The ideal material that bio-filter stuffing is used generally should possess larger specific surface area, high porosity and certain structural strength and lower volume density.Flyash is a kind of solid or hollow spherical microparticle of vitreous state that is, and the fly ash grain of ultrafine powder exists the irregular fritter of the sizable microballon of a large amount of specific surface areas and a certain amount of porous spongy, and its composition is mainly active silica or aluminum oxide.Adsorbable admixture is the ideal carrier of admixture.And it easily obtains and is with low cost, so flyash can be used as a kind of ideal filler of biological filter.
China Shi Yige large agricultural country, along with improving constantly of corn yield, corn stalk produces in a large number, accounts for 1/3 left and right of all kinds of straw ultimate productions, becomes one of main waste of agriculture production.And it is because having good leavening effect, can increase the environment friendly of composting technology, therefore be applied as filter tank filler a kind of effective recycling approach of can yet be regarded as.
Summary of the invention
The object of this invention is to provide a kind of biological filter deodorizing filler.
Another object of the present invention is to provide a kind of method of preparing above-mentioned biological filter deodorizing filler.
For achieving the above object, deodorizing filler in biological filter provided by the invention is particulate state, and major ingredient includes by weight:
The consumer garbage compost 42.5%-55.5% of Secondary Fermentation, flyash 30.5%-35.5%, surplus is the material A that corn stalk forms;
Be no more than the tackiness agent of material A gross weight 1/5, and with respect to the moistening agent of binder wt 2-7%.
In described biological filter deodorizing filler, bio-filter stuffing is that particle diameter is the spheroidal particle of 5-10mm.
In described biological filter deodorizing filler, the domestic refuse of Secondary Fermentation refers to the Secondary Fermentation consumer garbage compost of 5-12 days.
The preparation method of deodorizing filler in biological filter provided by the invention, key step comprises:
The consumer garbage compost of Secondary Fermentation, flyash and corn stalk mix in the material A of rear composition and add tackiness agent and moistening agent, the biological filter deodorizing filler of granulation shape.
In described preparation method, the domestic refuse of Secondary Fermentation carries out crossing 50 mesh standard sieves after ball milling.
In described preparation method, flyash is the flyash sieving with 0.045mm square hole sieve, and screen over-size is not more than 12%.
In described preparation method, after corn stalk removal dust, be cut into the segment of 2cm, after pulverizing, cross 10 mesh sieves.
In described preparation method, with tablets press, make the spheroidal particle that particle diameter is 5-10mm, it is 55% that spray is adjusted water ratio.
It is biological filter main raw material that the domestic refuse secondary composting production in the stage of necessarily becoming thoroughly decomposed is take in the present invention, uses the biological filter of this filler to have good absorption degradation characteristic, than take its purification efficiency of biological filter that common compost product is filler, obviously improves.Can also guarantee that filler is self-sufficient, waste recycling, realizes the recycling of waste.
Accompanying drawing explanation
Fig. 1 is the effect curve schematic diagram of embodiment 2 application deodorizing filler in biological filter of the present invention.
Embodiment
Deodorizing filler in biological filter of the present invention, to be raw material by the stage domestic refuse secondary compost (being referred to as below the consumer garbage compost of Secondary Fermentation) that necessarily becomes thoroughly decomposed, flyash, corn stalk, the weight percent of each raw material is: the consumer garbage compost of Secondary Fermentation (Secondary Fermentation 5-12 days) 42.5%-55.5%, flyash 30.5%-35.5%, surplus is corn stalk.Add on the basis of the above tackiness agent and moistening agent, the weight that tackiness agent adds is no more than material total amount 1/5 again, and the weight that moistening agent adds is the 2-7% (weight that preferably moistening agent adds be binder wt 5%) of binder wt.
Filler main raw material is selected the Secondary Fermentation consumer garbage compost of 5-12 days.The aromaticity of this stage compost Humus material and degree of unsaturation increase, and the microbial film that a large amount of microorganisms that produce form covers filling surface, and when waste gas passes through biological filter, the pollutent in waste gas is degraded by microorganisms.Greatly improve filter tank purification efficiency.The flyash adding in filler, has effectively strengthened the adsorptive power of filler.
Requirement according to biological filter to filler physico-chemical property, the present invention is usingd the parameters such as depth of packing, filler particles particle diameter, pH, temperature, humidity as evaluation index, preparation technology.Depth of packing is 0.9-1.2m, and more than 60% filler particles diameter is greater than 4mm, pH7-8, and temperature is 20-35 ℃, humidity range is advisable in 40%-60% left and right.In the process at filler removal foul gas especially absorption degradation ammonia, the form that part ammonia changes into ammonia nitrogen is present in filler, and flyash has stronger adsorption to ammonia nitrogen, so add flyash, strengthens deodorizing effect.
In filler, its inner microorganism of the consumer garbage compost of Secondary Fermentation plays most important effect to foul gas absorption degradation.Addition is too low can reduce the absorption degradation effect to foul gas, and addition is too high can increase biological filter pressure drop again, reduces the work-ing life of biological filter.Therefore select the weight percent 42.5%-55.5% of the consumer garbage compost of Secondary Fermentation, optimized percentage is defined as 45.5%-50.5%.
After in filler, the weight ratio of the consumer garbage compost of main raw material Secondary Fermentation is fixed, increase along with flyash, corn stalk weight ratio in filler, the empty bed residence time extends, consider the factors such as bacteria bed pressure drop, tap density and volume density, it is 30.5%-35.5% that the present invention selects flyash, and preferred proportion is 30.5%-32.5%.
Biological filter deodorizing filler preparation method of the present invention is as follows:
1) raw material is chosen and is processed:
A. choose 5-12 days consumer garbage composts of Secondary Fermentation.Send into ball milling in ball mill, levigate rear mistake 50 mesh standard sieves, the composting production after screening is standby.
B. select country-level standard, fineness is that to be not more than 12% flyash be one of filler material to 0.045mm square hole sieve screen over-size.After screening, save backup.
C. after corn stalk being chosen, dust is removed in cleaning, is cut into the segment of 2cm left and right after cleaning, after pulverizing, crosses 10 mesh sieves with pulverizer, saves backup.
2) proportioning raw materials: by the consumer garbage compost of Secondary Fermentation and flyash and corn stalk by each weight percentages of components: the consumer garbage compost 42.5%-55.5% of Secondary Fermentation, flyash 30.5%-35.5%, surplus is corn stalk preparation filler, puts into stirrer stirring and evenly mixing.
3) filler granulation: will add tackiness agent in the filler stirring and moistening agent mixes that (general control tackiness agent total amount is no more than 1/5 of material total amount, can play adhesive effect; Moistening agent consumption preferably with respect to tackiness agent 5%), with tablets press, make the spheroidal particle that diameter is 5-10mm.
The invention has the advantages that:
1) use the consumer garbage compost of Secondary Fermentation for bio-filter stuffing main raw material, make domestic garbage resource, avoided secondary pollution.
2) use of maize straw, not only with low cost, and realized refuse reclamation, waste recycling, is conducive to ecotope.
3) interpolation of flyash has increased the adsorptive power of foul smell, reduces pressure drop, has improved the empty bed residence time.
Embodiment 1
With consumer garbage compost, flyash, the corn stalk of Secondary Fermentation, be that raw material is prepared bio-filter stuffing, concrete steps are as follows:
The first step: the choosing of the specific stage compost that becomes thoroughly decomposed
Domestic refuse is piled in compost groove with bar buttress formula composting mode, and quartering gathers the Secondary Fermentation consumer garbage compost sample of 5-12 days.
Second step: the screening of flyash
With 0.045mm square hole sieve screening flyash, screen over-size is not more than 12%.After screening, save backup.
The 3rd step: the selecting of corn stalk
Corn stalk cleaning is removed after dust, after cleaning, be cut into the segment of 2cm left and right, after pulverizing with pulverizer, cross 10 mesh sieves, save backup.
The 4th step: above-mentioned three kinds of raw materials are put into stirrer stirring and evenly mixing with weight ratio 52.5%, 30.5%, 17%.
The 5th step: add black mud charcoal and be tackiness agent (tackiness agent total amount be no more than material total amount 1/5) in the filler stirring; polynite is moistening agent (consumption is with respect to 5% of black mud charcoal); mix and with tablets press, make the spheroidal particle that diameter is 8mm afterwards, it is 55% that spray is adjusted water ratio.
The performance index of filler are: loose bulk density 0.813g/cm
3, compacting heap volume density is 0.874g/cm
3, volume density is 1.629g/cm
3, water-intake rate is 32.06%, sour molten rate is 25.24%.
Embodiment 2
Refer to Fig. 1, utilize that filler prepared by the present invention processes that domestic waste produces containing ammonia foul smell.Adjust filler water ratio in 55%-60% left and right, pH6.5, at ambient temperature, passes into containing ammonia foul smell with the flow of 4.5L/min.Inlet gas concentration is 0-800mgm
-3, biological respinse strainer operation 30d, by the detection to ammonia concentration at inlet mouth and air outlet, obtains this filler purification rate and approaches 100%.
Claims (7)
1. a biological filter deodorizing filler, is particulate state, and major ingredient includes by weight: the Secondary Fermentation consumer garbage compost 42.5%-55.5% of 5-12 days, flyash 30.5%-35.5%, and surplus is the material A that corn stalk forms;
Be no more than the tackiness agent of material A gross weight 1/5, and
Moistening agent with respect to binder wt 2-7%.
2. deodorizing filler in biological filter according to claim 1, wherein, deodorizing filler in biological filter is that particle diameter is the spheroidal particle of 5-10mm.
3. the preparation method of biological filter deodorizing filler described in claim 1, key step comprises:
The consumer garbage compost of Secondary Fermentation, flyash and corn stalk are mixed, add the biological filter deodorizing filler of tackiness agent and moistening agent granulation shape.
4. preparation method according to claim 3, wherein, the consumer garbage compost of Secondary Fermentation carries out crossing 50 mesh standard sieves after ball milling.
5. preparation method according to claim 3, wherein, flyash is the flyash sieving with 0.045mm square hole sieve, screen over-size is not more than 12%.
6. preparation method according to claim 3, wherein, is cut into the segment of 2cm after corn stalk removal dust, after pulverizing, crosses 10 mesh sieves.
7. preparation method according to claim 3, wherein, makes with tablets press the spheroidal particle that particle diameter is 5-10mm, and it is 55% that spray is adjusted water ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210212144.4A CN102701433B (en) | 2012-05-31 | 2012-06-21 | Biological filter deodorization filler and preparation method |
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| CN201210176803 | 2012-05-31 | ||
| CN201210176803.3 | 2012-05-31 | ||
| CN201210212144.4A CN102701433B (en) | 2012-05-31 | 2012-06-21 | Biological filter deodorization filler and preparation method |
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| CN102701433A CN102701433A (en) | 2012-10-03 |
| CN102701433B true CN102701433B (en) | 2014-02-12 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102925240A (en) * | 2012-11-27 | 2013-02-13 | 中国环境科学研究院 | Method for preparing garbage derived fuel by utilizing waste filler of bacteria filter |
| CN105481091A (en) * | 2015-12-12 | 2016-04-13 | 常州大学 | Method for treating chemical wastewater |
| CN106187521B (en) * | 2016-07-21 | 2019-12-03 | 昆明理工大学 | A kind of feces of livestock and poultry deodorant |
| CN107840598B (en) * | 2017-11-16 | 2022-12-30 | 河南永泽环境科技有限公司 | Biological deodorization composite filler and preparation method thereof |
| CN110465184A (en) * | 2019-08-30 | 2019-11-19 | 天津凯英科技发展股份有限公司 | Deodorant filler and preparation method thereof, deodorization device and deodorizing methods and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002085937A (en) * | 2000-09-12 | 2002-03-26 | Nagao Kk | Process and equipment for deodorization |
| CN101138698A (en) * | 2006-09-05 | 2008-03-12 | 中国石油天然气股份有限公司 | Complex effluvium waste gas purifying method |
| CN102019140A (en) * | 2009-09-16 | 2011-04-20 | 广东省南方环保生物科技有限公司 | Composite filler for biologically filtering industrial waste gas |
| WO2012056081A1 (en) * | 2010-10-29 | 2012-05-03 | Universidad Del País Vasco | Biofilter and biofiltration-based method for the purification of a gas stream containing carbon disulfide |
-
2012
- 2012-06-21 CN CN201210212144.4A patent/CN102701433B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002085937A (en) * | 2000-09-12 | 2002-03-26 | Nagao Kk | Process and equipment for deodorization |
| CN101138698A (en) * | 2006-09-05 | 2008-03-12 | 中国石油天然气股份有限公司 | Complex effluvium waste gas purifying method |
| CN102019140A (en) * | 2009-09-16 | 2011-04-20 | 广东省南方环保生物科技有限公司 | Composite filler for biologically filtering industrial waste gas |
| WO2012056081A1 (en) * | 2010-10-29 | 2012-05-03 | Universidad Del País Vasco | Biofilter and biofiltration-based method for the purification of a gas stream containing carbon disulfide |
Non-Patent Citations (2)
| Title |
|---|
| 填料组成对生物滤池除臭效果的影响;陆日明等;《农业环境科学学报》;20070331;第26卷(第3期);第1165-1168页 * |
| 陆日明等.填料组成对生物滤池除臭效果的影响.《农业环境科学学报》.2007,第26卷(第3期), |
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Inventor after: Xi Beidou Inventor after: Li Mingxiao Inventor after: Zhu Chaowei Inventor after: Li Xiang Inventor after: Hou Jiaqi Inventor after: Jia Xuan Inventor after: Zhao Yue Inventor after: Xia Xunfeng Inventor before: Xi Beidou Inventor before: Hou Jiaqi Inventor before: Zhu Chaowei Inventor before: Li Mingxiao Inventor before: Zhao Yue Inventor before: Xia Xunfeng |
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