CN105036245A - Medium-temperature biogas slurry wastewater pipe-type ultrafiltration membrane system treatment and recycling technique - Google Patents
Medium-temperature biogas slurry wastewater pipe-type ultrafiltration membrane system treatment and recycling technique Download PDFInfo
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- CN105036245A CN105036245A CN201510319029.0A CN201510319029A CN105036245A CN 105036245 A CN105036245 A CN 105036245A CN 201510319029 A CN201510319029 A CN 201510319029A CN 105036245 A CN105036245 A CN 105036245A
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Abstract
The invention discloses a medium-temperature biogas slurry wastewater pipe-type ultrafiltration membrane system treatment which comprises a biogas slurry tank, wherein an outlet of the biogas slurry tank is provided with a pretreatment 1 pump; an outlet end of the pretreatment 1 pump is provided with a filter system; an outlet of the pretreatment 1 filter system is provided with a pretreatment 2 pump; the pretreatment 2 pump is provided with a pretreatment 2 filter system; the biogas slurry treated by the pretreatment 2 filter system enters a pipe-type ultrafiltration membrane buffer tank; and an outlet end of the pipe-type ultrafiltration membrane buffer tank is sequentially provided with a charging pump, a scavenging pump, a security filter, a circulating pump and a pipe-type ultrafiltration membrane system. The technique is a composite membrane production technique which can be safely and efficiently used for a long time and is convenient for maintenance; after the medium-temperature biogas slurry wastewater is treated by the pipe-type ultrafiltration membrane process composite production technique, the permeation solution can be recycled, thereby saving the complex subsequent treatment, lowering the production cost, bringing in direct and obvious economic benefits for the enterprise and bringing in obvious environment-friendly and economic values for the society.
Description
Technical field
The present invention is the liquid waste water hyperfiltration film process of middle temperature natural pond and reuse technology, particularly relates to tubular ultra-filtration membrane method treatment system and technique thereof.
Background technology
Utilize cassava fermentative production alcohol at present, manioc waste remaining after alcohol distillation and the aqueous solution are utilized again and carry out biogas fermentation, bring a large amount of natural pond liquid waste water, to by natural pond liquid process to can the water-quality guideline of qualified discharge, then technique is loaded down with trivial details, investment cost is large, working cost is high, need again when on the other hand carrying out cassava fermentative production alcohol to consume a large amount of water, the shortage of water resources can be caused again, the cost of waste and water of productive use increases;
Therefore be necessary to invent the treatment and reuse that a kind of production technique solves natural pond liquid waste water, the processing cost of natural pond liquid waste water can be reduced, the recycle of water resources can be realized again, thus reduce the cost of water of productive use further.
Summary of the invention
The object of this invention is to provide middle temperature natural pond liquid waste water tubular type ultrafiltrationmembrane process treatment and reuse technique, for shortcoming in background technology, tubular ultra-filtration membrane processing unit is used to be applied to degerming, removal of impurities, the reuse technology of middle temperature natural pond liquid waste water, realize the recycle of waste water, saving water resource, and reduce production cost.
In order to solve the problem existing for background technology, the present invention is by the following technical solutions:
Warm natural pond liquid waste water tubular type ultrafiltration membrane treatment system in one, it includes natural pond flow container, described flow container exit, natural pond is provided with pre-treatment 1 pump, and pre-treatment 1 pump discharge end is provided with filtering system, pre-treatment 1 filtering system delivery port is provided with pre-treatment 2 pump, pre-treatment 2 pump is provided with pre-treatment 2 filtering system, natural pond liquid after the process of pre-treatment 2 filtering system enters tubular ultra-filtration membrane surge tank, and described tubular ultra-filtration membrane surge tank exit end is provided with charging pump, scavenging pump, cartridge filter, recycle pump, tubular ultra-filtration membrane system successively.
The treatment and reuse processing method of a kind of middle temperature natural pond liquid waste water tubular type ultrafiltration membrane treatment system is that concrete operations flow process is as follows:
1) pre-treatment 1 system: pending middle temperature natural pond liquid waste water, through the process of pre-treatment 1 pump suction filtering accuracy 20-200 object filtering system, by removals such as large manioc waste, graininess impurity, can realize automatic filtration;
2) pre-treatment 2 system: in after pre-treatment 1 system is filtered, warm natural pond liquid waste water is through the filtering system process of pre-treatment 2 pump suction filtering accuracy 10-200um, remove most suspended substances, ensure the safe and stable operation of follow-up tubular ultra-filtration membrane system, pre-treatment 2 filtering system is by the setup control such as pressure, time, complete automatic continuous filtration, both can ensure that system steady in a long-termly can be run, had constant filtration flux, can realize again unattended;
3) tubular ultra-filtration membrane filtering system: warm natural pond liquid waste water in after the process of pre-treatment 2 filtering system is cushioned through tubular ultra-filtration membrane surge tank, again by charging pump suction, enter in tubular ultra-filtration membrane system after cartridge filter, operating temperature is in 30-80 DEG C, operating pressure carries out filtering, being separated in 5bar, and clear liquid is recycled;
Described tubular ultra-filtration membrane system is provided with pipe valve, tensimeter, thermometer, liquidometer, under meter and corresponding sensing, Full automatic self-control system.
The present invention utilizes tubular ultra-filtration membrane system to carry out filtration, the reuse of middle temperature natural pond liquid waste water, suspended substance and bacterium rejection all reach more than 99%, eventually pass through after tubular ultra-filtration membrane filters and the natural pond liquid of reuse can reach 80%-95%, can in complete-reclaiming to early stage cassava fermentative production alcohol zymotechnique, save biochemical grade for subsequent treatment process, and substantially realize wastewater zero discharge, finally realize the recycle of water resources;
The cross flow filter of the tubular ultra-filtration membrane system utilized, substantially increase filter effect and speed, and tubular ultra-filtration membrane adopts online CIP cleaning and regeneration, and simple to operate, easy cleaning is recovered, and can steady in a long-termly run;
Whole filtering system is full automatic control, start & shutdown through one key, unmanned, and the whole centralized displaying of all filtering units is in upper computer computer, and by monitoring, the feedback unit real-time running state such as various, temperature, pressure, liquid level, flux, centralized management controls;
Whole tubular type ultra-filtration filters system is that full-automatic serialization cascade filtration controls; organic ultra-filtration membrane operating temperature is in 30-80 DEG C; operating pressure is within 5bar; multiple stage filtration system can be realized and within 24 hours, do not shut down operation; every grade of filtering unit drops into filter or clean and realizes robot control system(RCS) slitless connection; reach 3 years work-ing life, greatly reduce the production of enterprise, maintenance cost.
In sum, beneficial effect of the present invention is as follows: this art inventions is a kind of energy long-term safety, high-effect combined films production technique using and maintain easily, make warm natural pond liquid waste water after the process of tubular ultra-filtration membrane method combined production process, permeate both can reuse, save again loaded down with trivial details subsequent disposal, reducing production cost is that enterprise brings directly, obvious economic benefit, for society brings obvious environmental protection, economic worth.
Accompanying drawing explanation
Fig. 1 is the schema of middle temperature natural pond liquid waste water tubular type ultrafiltration membrane system process of the present invention.
Embodiment
Specific embodiment one
The treatment and reuse processing method of a kind of middle temperature natural pond liquid waste water tubular type ultrafiltration membrane treatment system is that concrete operations flow process is as follows:
1) pre-treatment 1 system: pending middle temperature natural pond liquid waste water, through the process of pre-treatment 1 pump suction filtering accuracy 20 object filtering system, by removals such as large manioc waste, graininess impurity, can realize automatic filtration and deslagging;
2) pre-treatment 2 system: in after pre-treatment 1 system is filtered, warm natural pond liquid waste water is through the filtering system process of pre-treatment 2 pump suction filtering accuracy 10um, remove most suspended substances, ensure the safe and stable operation of follow-up tubular ultra-filtration membrane system, pre-treatment 2 filtering system is by the setup control such as pressure, time, complete automatic continuous filtration, both can ensure that system steady in a long-termly can be run, had constant filtration flux, can realize again unattended;
3) tubular ultra-filtration membrane filtering system: warm natural pond liquid waste water in after the process of pre-treatment 2 filtering system is cushioned through tubular ultra-filtration membrane surge tank, again by charging pump suction, enter in tubular ultra-filtration membrane system after cartridge filter, operating temperature is in 30 DEG C, operating pressure carries out filtering, being separated in 5bar, and clear liquid is recycled;
Final suspended substance and bacterium rejection all reach more than 99.8%, eventually pass through after tubular ultra-filtration membrane filters and the natural pond liquid of reuse can reach more than 80%, can in complete-reclaiming to early stage cassava fermentative production alcohol zymotechnique, save biochemical grade for subsequent treatment process, and substantially realize wastewater zero discharge, finally realize the recycle of water resources.
Specific embodiment two
The treatment and reuse processing method of a kind of middle temperature natural pond liquid waste water tubular type ultrafiltration membrane treatment system is that concrete operations flow process is as follows:
1) pre-treatment 1 system: pending middle temperature natural pond liquid waste water, through the process of pre-treatment 1 pump suction filtering accuracy 200 object filtering system, by removals such as large manioc waste, graininess impurity, can realize automatic filtration and deslagging;
2) pre-treatment 2 system: in after pre-treatment 1 system is filtered, warm natural pond liquid waste water is through the filtering system process of pre-treatment 2 pump suction filtering accuracy 200um, remove most suspended substances, ensure the safe and stable operation of follow-up tubular ultra-filtration membrane system, pre-treatment 2 filtering system is by the setup control such as pressure, time, complete automatic continuous filtration, both can ensure that system steady in a long-termly can be run, had constant filtration flux, can realize again unattended;
3) tubular ultra-filtration membrane filtering system: warm natural pond liquid waste water in after the process of pre-treatment 2 filtering system is cushioned through tubular ultra-filtration membrane surge tank, again by charging pump suction, enter in tubular ultra-filtration membrane system after cartridge filter, operating temperature is in 80 DEG C, operating pressure carries out filtering, being separated in 5bar, and clear liquid is recycled;
Final suspended substance and bacterium rejection all reach more than 99.5%, eventually pass through after tubular ultra-filtration membrane filters and the natural pond liquid of reuse can reach more than 95%, can in complete-reclaiming to early stage cassava fermentative production alcohol zymotechnique, save biochemical grade for subsequent treatment process, and substantially realize wastewater zero discharge, finally realize the recycle of water resources.
Claims (3)
1. warm natural pond liquid waste water tubular type ultrafiltration membrane treatment system in a kind, it is characterized in that: it includes natural pond flow container, described flow container exit, natural pond is provided with pre-treatment 1 pump, and pre-treatment 1 pump discharge end is provided with filtering system, pre-treatment 1 filtering system delivery port is provided with pre-treatment 2 pump, pre-treatment 2 pump is provided with pre-treatment 2 filtering system, natural pond liquid after the process of pre-treatment 2 filtering system enters tubular ultra-filtration membrane surge tank, and described tubular ultra-filtration membrane surge tank exit end is provided with charging pump, scavenging pump, cartridge filter, recycle pump, tubular ultra-filtration membrane system successively.
2. the treatment and reuse processing method of a kind of middle temperature natural pond according to claim 1 liquid waste water tubular type ultrafiltration membrane treatment system, is characterized in that: concrete operations flow process is as follows:
1) pre-treatment 1 system: pending middle temperature natural pond liquid waste water, through the process of pre-treatment 1 pump suction filtering accuracy 20-200 object filtering system, by removals such as large manioc waste, graininess impurity, can realize automatic filtration and deslagging;
2) pre-treatment 2 system: in after pre-treatment 1 system is filtered, warm natural pond liquid waste water is through the filtering system process of pre-treatment 2 pump suction filtering accuracy 10-200um, remove most suspended substances, ensure the safe and stable operation of follow-up tubular ultra-filtration membrane system, pre-treatment 2 filtering system is by the setup control such as pressure, time, complete automatic continuous filtration, both can ensure that system steady in a long-termly can be run, had constant filtration flux, can realize again unattended;
3) tubular ultra-filtration membrane filtering system: warm natural pond liquid waste water in after the process of pre-treatment 2 filtering system is cushioned through tubular ultra-filtration membrane surge tank, again by charging pump suction, enter in tubular ultra-filtration membrane system after cartridge filter, operating temperature is in 30-80 DEG C, operating pressure carries out filtering, being separated in 5bar, and clear liquid is recycled.
3. middle temperature natural pond according to claim 1 liquid waste water tubular type ultrafiltration membrane treatment system, is characterized in that: described tubular ultra-filtration membrane system is provided with pipe valve, tensimeter, thermometer, liquidometer, under meter and corresponding sensing, Full automatic self-control system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510319029.0A CN105036245B (en) | 2015-06-09 | 2015-06-09 | A kind of middle temperature biogas slurry waste water tubular type ultrafiltration membrane system processing and reuse technology |
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| CN201510319029.0A CN105036245B (en) | 2015-06-09 | 2015-06-09 | A kind of middle temperature biogas slurry waste water tubular type ultrafiltration membrane system processing and reuse technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105384271A (en) * | 2015-11-20 | 2016-03-09 | 黑龙江省能源环境研究院 | Method and device for concentrating biogas slurry and recycling product water |
| CN110171890A (en) * | 2019-06-19 | 2019-08-27 | 湖南大学 | Mobile shield slurry waste water circulating treating system and processing method |
| CN115957549A (en) * | 2023-01-03 | 2023-04-14 | 山东利宇环境工程技术有限公司 | A recycling system for removing natural pond liquid suppression in anaerobic fermentation |
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| KR20020062213A (en) * | 2001-01-19 | 2002-07-25 | 이문희 | Liquid manure and biogas waste water treatment plant |
| JP2010017615A (en) * | 2008-07-08 | 2010-01-28 | Kurita Water Ind Ltd | Method and apparatus for treating dmso-containing wastewater |
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2015
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| KR20020062213A (en) * | 2001-01-19 | 2002-07-25 | 이문희 | Liquid manure and biogas waste water treatment plant |
| JP2010017615A (en) * | 2008-07-08 | 2010-01-28 | Kurita Water Ind Ltd | Method and apparatus for treating dmso-containing wastewater |
| CN103172244A (en) * | 2013-03-26 | 2013-06-26 | 广州培根裕农生物科技有限公司 | Recycling treatment method of water-submerged manure in breeding industry |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105384271A (en) * | 2015-11-20 | 2016-03-09 | 黑龙江省能源环境研究院 | Method and device for concentrating biogas slurry and recycling product water |
| CN105384271B (en) * | 2015-11-20 | 2017-10-03 | 黑龙江省能源环境研究院 | A kind of biogas slurry concentration and the method and device of product water circulation use |
| CN110171890A (en) * | 2019-06-19 | 2019-08-27 | 湖南大学 | Mobile shield slurry waste water circulating treating system and processing method |
| CN115957549A (en) * | 2023-01-03 | 2023-04-14 | 山东利宇环境工程技术有限公司 | A recycling system for removing natural pond liquid suppression in anaerobic fermentation |
| CN115957549B (en) * | 2023-01-03 | 2024-01-12 | 山东利宇环境工程技术有限公司 | Recycling system for removing biogas slurry inhibition in anaerobic fermentation |
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| CN105036245B (en) | 2017-09-19 |
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