CN103086477A - Beverage waste water membrane-method recycling method and device - Google Patents
Beverage waste water membrane-method recycling method and device Download PDFInfo
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- CN103086477A CN103086477A CN2013100593286A CN201310059328A CN103086477A CN 103086477 A CN103086477 A CN 103086477A CN 2013100593286 A CN2013100593286 A CN 2013100593286A CN 201310059328 A CN201310059328 A CN 201310059328A CN 103086477 A CN103086477 A CN 103086477A
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Abstract
The invention relates to the technical field of sewage treatment and in particular relates to and discloses a beverage waste water membrane-method recycling method. The beverage waste water membrane-method recycling method comprises the following steps of: measuring the conductivity of waste water and splitting the flow; performing ultrafiltration treatment on the low-concentration waste water for recycling; and conveying the high-concentration waste water and the ultrafiltration concentrated water to a sewage treatment device to perform sewage treatment. The invention also discloses a beverage waste water membrane-method recycling device which comprises beverage waste water source equipment, a sewage treatment system, ultrafiltration treatment equipment and a sewage removing and flow splitting device, wherein a water inlet of the sewage removing and flow splitting device is connected with a water outlet of the beverage waste water source equipment; a first water outlet and a second water outlet of the sewage removing and flow splitting device are respectively connected with the sewage treatment system and an ultrafiltration water inlet; and an ultrafiltration water yielding port is connected with a cleaning water port, and the ultrafiltration concentrated water is connected to a water inlet of the sewage treatment device. According to the beverage waste water membrane-method recycling method and device, beverage waste water is treated by the ultrafiltration equipment to ensure that the beverage waste water can be recycled, so that water resources are greatly saved. The beverage waste water membrane-method recycling method and device have the advantages of system stability, low energy consumption and low production cost.
Description
Technical field
The present invention relates to technical field of sewage, relate in particular to a kind of Wastewater From The Beverage Industry embrane method reuse method and device.
Background technology
In drink production, the discharge of wastewater of tank body, pipeline, bottle is cleaned in a large amount of being used for, and is generally to enter Sewage treatment systems to carry out being discharged in physical environment outward after biochemical treatment, and this processing mode cost is very high, and is also larger on the impact of environment; And the water source that is used for cleaning tank body, pipeline, bottle must be again the high-quality water that reaches drinkable standard, some or even process through films with these high-quality water after purifying waste water, not so can produce important impact to the quality of institute's producing drink, thereby the cost that cleans the water source is very high, and water resource waste is serious.
If Cleaning Wastewater that can concentration is not high is carried out reuse, not only can greatly reduce water consumption, saving water resource, and can reduce the energy consumption of Sewage treatment systems, reduce production costs.
Summary of the invention
For exist cleaning water waste, defective that production cost is high in the prior art beverage production process, the invention provides a kind of energy consumption little and can greatly save Wastewater From The Beverage Industry embrane method reuse method and the device of water of productive use.
For achieving the above object, the present invention adopts following technical scheme:
A kind of Wastewater From The Beverage Industry embrane method reuse method comprises the following steps:
1) Wastewater From The Beverage Industry of collecting is carried out conductivity measurement, surpass the conductivity value of presetting be non-prime reuse water source if record conductivity values, otherwise being the high grade reutilization water source;
2) the high grade reutilization water source is carried out uf processing by the immersion ultra-filtration equipment, it produces water and carries out reuse;
3) the dense water of non-prime reuse water source and immersion ultra-filtration equipment is transported to waste disposal plant and carries out sewage disposal.
The Wastewater From The Beverage Industry that specific conductivity is low passes through uf processing recycle, saving water resource greatly; The Wastewater From The Beverage Industry that specific conductivity is high directly carries out sewage disposal, can reduce the load of film system, extends the work-ing life of film.
As preferably, the described default conductivity value of step 1) is 3000 μ s/cm, is the high grade reutilization water source when the Wastewater From The Beverage Industry specific conductivity of collecting is less than or equal to 3000 μ s/cm, is non-prime reuse water source during greater than 3000 μ s/cm.Automatic valve can be set to be shunted high grade reutilization water source and non-prime reuse water source.
As preferably, step 2) described immersion ultra-filtration equipment uses the tubular fibre curtain type membrane, and the film silk external diameter of described tubular fibre curtain type membrane is 1.1 ~ 1.2mm, and filtering accuracy is 0.01 ~ 0.1 μ m, and the effectively catching molecular weight is 20000 ~ 100000 dalton.Can remove impurity and the colloid of the graininess such as protein more than 20000 molecular weight in water, water outlet can directly be back to the cleaning link as former water again.Reinforcing fibre can be set in the film silk effectively increases film silk intensity, prevents that the film silk from rupturing because violent shake makes the film silk in aeration, backwash process.
As preferably, step 2) described uf processing comprises backwash process, aeration process, the ultra-filtration membrane backwash is auxiliary with the aeration measure simultaneously, it is 15 ~ 30 minutes that the water time is produced in the operation of immersion ultra-filtration equipment, operating pressure is-0.03mpa ~-0.08mpa, backwash pressure is controlled at 0.05mpa ~ 0.15mpa, and backwash is consuming time is 1 ~ 2min.By backwash process, aeration process, can guarantee that ultra-filtration equipment is stable, operation continuously.
A kind of Wastewater From The Beverage Industry embrane method reclamation set, comprise that Wastewater From The Beverage Industry comes source device, waste disposal plant, comprise that also uf processing equipment, described uf processing equipment water-in come the source device water outlet to be connected with Wastewater From The Beverage Industry, uf processing equipment produces the mouth of a river and comes the water for cleaning mouth of source device to be connected with Wastewater From The Beverage Industry, and uf processing equipment concentrated water spout is connected to the water-in of waste disposal plant.Utilize uf processing equipment that waste water is carried out uf processing and with the product water recycle of ultrafiltration, again comes the wash water of source device as Wastewater From The Beverage Industry, greatly saved water resources.
As preferably, also comprise the part flow arrangement of removing contamination, the described part flow arrangement water-in of removing contamination is connected to the water outlet that Wastewater From The Beverage Industry comes source device, and the first water outlet of the part flow arrangement of removing contamination is connected to waste disposal plant, and the second water outlet of the part flow arrangement of removing contamination is connected with uf processing equipment water-in.By the setting part flow arrangement of removing contamination, waste water can be shunted, the effluent segregation that concentration is high directly carries out biochemical treatment to waste disposal plant on the one hand, the effluent segregation that concentration is low carries out uf processing to uf processing equipment on the other hand, and the dense water of ultrafiltration simultaneously enters into waste disposal plant again and carries out biochemical treatment.Comparing single waste disposal plant processes, this shunting mode of removing contamination can be recycled the Cleaning Wastewater of lower concentration, greatly saved water resources, comparing single ultra-filtration membrane mode processes, this shunting mode of removing contamination can not only guarantee reuse water quality, also make the load reduction of film system, reduced cost recovery.
As preferably, the described part flow arrangement of removing contamination comprises interconnective conductivitimeter and automatic valve, described Wastewater From The Beverage Industry collecting tank water outlet is connected to the water-in of conductivitimeter, and the first water outlet of automatic valve, the second water outlet are connected with waste disposal plant water-in, uf processing equipment water-in respectively.Conductivitimeter be used for to be measured the specific conductivity of Cleaning Wastewater, and during higher than the threshold value set, automatic valve is adjusted to " discharging " position when specific conductivity, and the first water outlet of automatic valve is opened; During lower than the threshold value set, automatic valve is adjusted to " reuse " position when specific conductivity, and the second water outlet of automatic valve is opened.Can carry out automatic shunt according to conductivity of waste water by conductivitimeter and automatic valve.
As preferably, uf processing equipment also comprises back washing device, and the product water of described uf processing equipment carries out counterflush by the product mouth of a river that back washing device enters uf processing equipment again.Ultra-filtration membrane is by the back washing device backwash, backwash water is produced the reverse influent side that enters of water side by ultra-filtration membrane, part is entered the pollutent of film silk inside and pollutent (as graininess impurity or colloid) that major part covers film silk surface washes from the film silk, prevent that it from polluting submerged ultrafiltration, can provide maintenance to immersion uf processing equipment, guarantee its stable, operation continuously.
As preferably, uf processing equipment also comprises aerating apparatus, and described aerating apparatus produces gas and passes in the membrane cisterna of uf processing equipment.Ultra-filtration membrane at membrane cisterna bottom aeration, produces a large amount of bubbles by aerating apparatus, and there is certain shearing action on film silk surface, the film silk is fully shaken and is made pollutent stripping film silk surperficial, prevent pollutent in the surface accumulation of film silk, ultrafiltration provides maintenance to immersion, guarantees its stable, operation continuously.The difference of visual pollution condition is carried out continuous aeration or intermittent aeration.
As preferably, uf processing equipment also comprises the cleaning chemicals dosing plant, and described cleaning chemicals dosing plant is connected in the membrane cisterna of uf processing equipment.In equipment running process, pollutent can not break away from the film silk by back washing device, the gas-washing device of diaphragm, and film is polluted; In order to reach the purpose of diaphragm steady running, need to carry out matting to this film, by cleaning chemicals dosing plant, with the overwhelming majority can not pass through aerating apparatus, back washing device safeguard the pollutent that breaks away from by chemical process with its dissolving, separation, submerged ultrafiltration is regenerated, recovered, to its decisive role of long-time running of film.
As preferably, described uf processing equipment comprises power set, and described power set is beneficial to produce water for uf processing equipment provides negative pressure.
A kind of Wastewater From The Beverage Industry embrane method reuse method of the present invention and device adopt uf processing equipment that waste water is directly carried out uf processing and with the product water recycle of ultrafiltration, again comes the wash water of source device as Wastewater From The Beverage Industry, have greatly saved water resources; And utilize the mode of the shunting of removing contamination, the waste water of high density and the dense water of ultrafiltration are directly carried out biochemical treatment, further reduced the load of film system, guaranteed the water quality of reuse water, thus have advantages of system stability, energy consumption is little, production cost is low.
Description of drawings
Fig. 1 is the structural representation of a kind of Wastewater From The Beverage Industry embrane method reclamation set embodiment of the present invention.
Embodiment
The present invention is described further below in conjunction with Fig. 1 and embodiment.
A kind of Wastewater From The Beverage Industry embrane method reclamation set, comprise that Wastewater From The Beverage Industry comes source device 1, Sewage treatment systems 2, also comprise uf processing equipment 3, the part flow arrangement 4 of removing contamination, the described part flow arrangement 4 of removing contamination comprises interconnective conductivitimeter 5 and automatic valve 6, described Wastewater From The Beverage Industry comes the water outlet of source device 1 to be connected to the water-in of conductivitimeter 5, and the first water outlet of automatic valve 6, the second water outlet are connected with waste disposal plant 2 water-ins, uf processing equipment 3 water-ins respectively.Uf processing equipment 3 produces the mouth of a river and comes the water for cleaning mouth of source device 1 to be connected with Wastewater From The Beverage Industry, and uf processing equipment 3 concentrated water spouts are connected to the water-in of waste disposal plant 2.
The product water of uf processing equipment 3 carries out counterflush by the product mouth of a river that back washing device 8 enters uf processing equipment 3 again.Aerating apparatus 9 produces gas and passes in the membrane cisterna 7 of uf processing equipment 3.Cleaning chemicals dosing plant 10 is connected in the membrane cisterna 7 of uf processing equipment 3.Described uf processing equipment 3 comprises power set 11, and described power set 11 provides negative pressure for uf processing equipment 3.
Described uf processing equipment 3 uses hollow-fibre membrane, and described tubular fibre mould material is PVDF, and the hollow-fibre membrane external diameter is 1.1 millimeters.Pore size filter is 0.01um, and its molecular weight cut-off is 20000.
Described automatic valve 6 is the three-dimensional transforming valve, has automatic switching function, and conductivitimeter 5 has 0 ~ 24 milliampere of current feedback, and different specific conductivity have corresponding current feedback signal, control turning to of automatic valve 6 by this signal feedback.
Wastewater From The Beverage Industry comes the Wastewater From The Beverage Industry that source device 1 is collected to measure specific conductivity by conductivitimeter 5, and measured specific conductivity is 2000 μ s/cm, and the second water outlet of automatic valve 6 is opened, and waste water enters uf processing equipment 3 and carries out uf processing.After waste water enters uf processing equipment 3, continuous negative pressure suction 30 minutes, then stop producing water, use 8 pairs of ultra-filtration membranes of back washing device to carry out backwash, open simultaneously aerating apparatus 9, auxiliary with aeration simultaneously in backwash, it is 20 minutes that the water time is produced in the operation of immersion ultra-filtration equipment, operating pressure is-0.05mpa, and backwash pressure is controlled at 0.1mpa, and backwash is consuming time is 2min.System filters by film, holds back macromolecular particle and colloid, and product water enters Wastewater From The Beverage Industry and comes the water for cleaning mouth of source device 1 to carry out reuse, and dense water is concentrated in emptying pond mode and is discharged into waste disposal plant 2.The immersion ultrafiltration system rate of recovery reaches more than 90%.
Embodiment 2
Wastewater From The Beverage Industry embrane method reclamation set is identical with embodiment 1, tubular fibre curtain type membrane material is PVDF, film silk external diameter is 1.2mm, filtering accuracy is 0.1 μ m, the effectively catching molecular weight is 100000, and Wastewater From The Beverage Industry comes the Wastewater From The Beverage Industry that source device 1 is collected to measure specific conductivity by conductivitimeter 5, and measured specific conductivity is 3000 μ s/cm, the second water outlet of automatic valve 6 is opened, and waste water enters uf processing equipment 3 and carries out uf processing.After waste water enters uf processing equipment 3, continuous negative pressure suction 30 minutes, then stop producing water, use 8 pairs of ultra-filtration membranes of back washing device to carry out backwash, open simultaneously aerating apparatus 9, auxiliary with aeration simultaneously in backwash, it is 25 minutes that the water time is produced in the operation of immersion ultra-filtration equipment, operating pressure is-0.08mpa, and backwash pressure is controlled at 0.15mpa, and backwash is consuming time is 1min.System filters by film, holds back macromolecular particle and colloid, and product water enters Wastewater From The Beverage Industry and comes the water for cleaning mouth of source device 1 to carry out reuse, and dense water is concentrated in emptying pond mode and is discharged into waste disposal plant 2.The immersion ultrafiltration system rate of recovery reaches more than 90%.
Wastewater From The Beverage Industry embrane method reclamation set is identical with embodiment 1, Wastewater From The Beverage Industry comes the Wastewater From The Beverage Industry that source device 1 is collected to measure specific conductivity by conductivitimeter 5, measured specific conductivity is 3200 μ s/cm, the first water outlet of automatic valve 6 is opened, and waste water enters waste disposal plant 2 and carries out chemical treatment and discharging.The waste water of this moment does not enter uf processing equipment 3 and processes recovery.Proceed the measurement of specific conductivity, when specific conductivity being detected and be equal to or less than 3000 μ s/cm, begin to process according to the process of embodiment 1.
Being only preferred embodiment of the present invention in sum, is not to limit practical range of the present invention, and all equivalences of doing according to the content of the application's the scope of the claims change and modify, and all should be technology category of the present invention.
Claims (10)
1. Wastewater From The Beverage Industry embrane method reuse method is characterized in that: comprise the following steps:
1) Wastewater From The Beverage Industry of collecting is carried out conductivity measurement, surpass the conductivity value of presetting be non-prime reuse water source if record conductivity values, otherwise being the high grade reutilization water source;
2) the high grade reutilization water source is carried out uf processing by the immersion ultra-filtration equipment, it produces water and carries out reuse;
3) the dense water of non-prime reuse water source and immersion ultra-filtration equipment is transported to waste disposal plant and carries out sewage disposal.
2. a kind of Wastewater From The Beverage Industry embrane method reuse method according to claim 1, it is characterized in that: the described default conductivity value of step 1) is 3000 μ s/cm, being the high grade reutilization water source when the Wastewater From The Beverage Industry specific conductivity of collecting is less than or equal to 3000 μ s/cm, is non-prime reuse water source during greater than 3000 μ s/cm.
3. a kind of Wastewater From The Beverage Industry embrane method reuse method according to claim 1, it is characterized in that: step 2) described immersion ultra-filtration equipment use tubular fibre curtain type membrane, the film silk external diameter of described tubular fibre curtain type membrane is 1.1 ~ 1.2mm, filtering accuracy is 0.01 ~ 0.1 μ m, and the effectively catching molecular weight is 20000 ~ 100000 dalton.
4. a kind of Wastewater From The Beverage Industry embrane method reuse method according to claim 1, it is characterized in that: step 2) described uf processing comprises backwash process, aeration process, the ultra-filtration membrane backwash is auxiliary with the aeration measure simultaneously, it is 15 ~ 30 minutes that the water time is produced in the operation of immersion ultra-filtration equipment, operating pressure is-0.03mpa ~-0.08mpa, backwash pressure is controlled at 0.05mpa ~ 0.15mpa, and backwash is consuming time is 1 ~ 2min.
5. Wastewater From The Beverage Industry embrane method reclamation set, comprise that Wastewater From The Beverage Industry comes source device (1), waste disposal plant (2), it is characterized in that: comprise that also uf processing equipment (3), described uf processing equipment (3) water-in come source device (1) water outlet to be connected with Wastewater From The Beverage Industry, uf processing equipment (3) produces the mouth of a river and comes the water for cleaning mouth of source device (1) to be connected with Wastewater From The Beverage Industry, and uf processing equipment (3) concentrated water spout is connected to the water-in of waste disposal plant (2).
6. a kind of Wastewater From The Beverage Industry embrane method reclamation set according to claim 5, it is characterized in that: also comprise the part flow arrangement of removing contamination (4), the described part flow arrangement of removing contamination (4) water-in is connected to the water outlet that Wastewater From The Beverage Industry comes source device (1), the first water outlet of part flow arrangement (4) of removing contamination is connected to waste disposal plant (2), and the second water outlet of the part flow arrangement of removing contamination (4) is connected with uf processing equipment (3) water-in.
7. a kind of Wastewater From The Beverage Industry embrane method reclamation set according to claim 6, it is characterized in that: the described part flow arrangement of removing contamination (4) comprises interconnective conductivitimeter (5) and automatic valve (6), described Wastewater From The Beverage Industry comes the water outlet of source device (1) to be connected to the water-in of conductivitimeter (5), and the first water outlet of automatic valve (6), the second water outlet are connected with waste disposal plant (2) water-in, uf processing equipment (3) water-in respectively.
8. a kind of Wastewater From The Beverage Industry embrane method reclamation set according to claim 5, it is characterized in that: described uf processing equipment (3) comprises back washing device (8), and the product water of described uf processing equipment (3) carries out counterflush by the product mouth of a river that back washing device (8) enters uf processing equipment (3) again.
9. a kind of Wastewater From The Beverage Industry embrane method reclamation set according to claim 5, it is characterized in that: described uf processing equipment (3) comprises aerating apparatus (9), and described aerating apparatus (9) produces gas and passes in the membrane cisterna (7) of uf processing equipment (3).
10. a kind of Wastewater From The Beverage Industry embrane method reclamation set according to claim 5, it is characterized in that: described uf processing equipment (3) comprises cleaning chemicals dosing plant (10), and described cleaning chemicals dosing plant (10) is connected in the membrane cisterna (7) of uf processing equipment (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310059328.6A CN103086477B (en) | 2013-02-26 | 2013-02-26 | Beverage waste water membrane-method recycling method and device |
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| CN201310059328.6A CN103086477B (en) | 2013-02-26 | 2013-02-26 | Beverage waste water membrane-method recycling method and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016112477A1 (en) * | 2015-01-14 | 2016-07-21 | 叶昌阳 | Method and apparatus for automatic detection, distribution and recycling of domestic wastewater |
| CN107158949A (en) * | 2017-07-10 | 2017-09-15 | 北京赛诺膜技术有限公司 | A kind of ultrafiltration water purification treatment technology of high-recovery |
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| CN1792880A (en) * | 2005-11-30 | 2006-06-28 | 宋乾武 | Tech. for treating waste water of fruit juice processing |
| CN203095677U (en) * | 2013-02-26 | 2013-07-31 | 浙江开创环保科技有限公司 | Beverage wastewater recycling method using membrane process |
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2013
- 2013-02-26 CN CN201310059328.6A patent/CN103086477B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1792880A (en) * | 2005-11-30 | 2006-06-28 | 宋乾武 | Tech. for treating waste water of fruit juice processing |
| CN203095677U (en) * | 2013-02-26 | 2013-07-31 | 浙江开创环保科技有限公司 | Beverage wastewater recycling method using membrane process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016112477A1 (en) * | 2015-01-14 | 2016-07-21 | 叶昌阳 | Method and apparatus for automatic detection, distribution and recycling of domestic wastewater |
| CN107158949A (en) * | 2017-07-10 | 2017-09-15 | 北京赛诺膜技术有限公司 | A kind of ultrafiltration water purification treatment technology of high-recovery |
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| CN103086477B (en) | 2014-07-16 |
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