CN203095677U - Beverage wastewater recycling method using membrane process - Google Patents

Beverage wastewater recycling method using membrane process Download PDF

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Publication number
CN203095677U
CN203095677U CN 201320086050 CN201320086050U CN203095677U CN 203095677 U CN203095677 U CN 203095677U CN 201320086050 CN201320086050 CN 201320086050 CN 201320086050 U CN201320086050 U CN 201320086050U CN 203095677 U CN203095677 U CN 203095677U
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water
processing equipment
beverage
beverage wastewater
equipment
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CN 201320086050
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吕斌
洪海云
张星星
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Environmental protection Science and Technology Co., Ltd. is started in Zhejiang
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ZHEJIANG KAICHUANG EP TECHNOLOGY Co Ltd
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Abstract

The utility model relates to the technical field of sewage treatment, and in particular relates to and discloses a beverage wastewater recycling method using a membrane process. The beverage wastewater recycling method comprises beverage wastewater source equipment, a sewage treatment system, ultrafiltration treatment equipment and a sewage-clearing branch flow device, wherein a water inlet of the sewage-clearing branch flow device is connected with a water outlet of the beverage wastewater source equipment; a first water outlet and a second water outlet of the sewage-clearing branch flow device are respectively connected to the sewage treatment system and an ultrafiltration water inlet; an ultrafiltration water producing port is connected back to a water cleaning port; and an ultrafiltration concentrated water port is connected to a water inlet of the sewage treatment device. According to the beverage wastewater recycling method using the membrane process, the ultrafiltration equipment is adopted and used for treating and recycling beverage wastewater, so that water resources are greatly reduced; and the beverage wastewater recycling method using the membrane process has the advantages of stabile system, low energy consumption and low production cost.

Description

A kind of beverage wastewater membrane method reclamation set
Technical field
The utility model relates to technical field of sewage, relates in particular to a kind of beverage wastewater membrane method reclamation set.
Background technology
The discharge of wastewater of tank body, pipeline, bottle is cleaned in a large amount of being used in the drink production, generally is to enter Sewage treatment systems to carry out being discharged in the physical environment outward after the biochemical treatment, and this processing mode cost is very high, and is also bigger to the influence 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 handle through films with these high-quality water after purifying waste water, not so can produce significant effects 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, then not only can significantly reduce water consumption, the conserve water resource, and can reduce the energy consumption of Sewage treatment systems, reduce production costs.
Summary of the invention
At exist cleaning water waste, defective that production cost is high in the prior art beverage production process, the utility model provides a kind of energy consumption little and can save the beverage wastewater membrane method reclamation set of water of productive use greatly.
For achieving the above object, the utility model adopts following technical scheme:
A kind of beverage wastewater membrane method reuse method may further comprise the steps:
1) the beverage waste water of collecting is carried out conductivity measurement, surpass default conductivity value then be non-prime reuse water source if record conductivity values, otherwise be 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 beverage waste water that specific conductivity is low reclaims by uf processing to be used, greatly the conserve water resource; The beverage waste water that specific conductivity is high directly carries out sewage disposal, can reduce the load of film system, prolongs 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 beverage conductivity of waste water 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 the impurity and the colloid of the graininess such as protein more than 20000 molecular weight in the water, water outlet can directly be back to the cleaning link as former water once more.Reinforcing fibre can be set in the film silk effectively increases film silk intensity, prevents that the film silk from rupturing owing to 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 simultaneously with the aeration measure, 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 to be 1 ~ 2min.By backwash process, aeration process, can guarantee stable, the operation continuously of ultra-filtration equipment.
A kind of beverage wastewater membrane method reclamation set, comprise beverage wastewater source equipment, waste disposal plant, comprise that also uf processing equipment, described uf processing equipment water-in are connected with beverage wastewater source equipment water outlet, uf processing equipment produces the mouth of a river and is connected with the water for cleaning mouth of beverage wastewater source equipment, 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 the product water of ultrafiltration reclaimed and use, as the wash water of beverage wastewater source equipment, saved water resources greatly once more.
As preferably, also comprise the part flow arrangement of removing contamination, the described part flow arrangement water-in of removing contamination is connected the water outlet of beverage wastewater source equipment, and first water outlet of the part flow arrangement of removing contamination is connected to waste disposal plant, and 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, on the other hand that concentration is low effluent segregation carries out uf processing to uf processing equipment, and the dense water of ultrafiltration simultaneously enters into waste disposal plant again and carries out biochemical treatment.Comparing single waste disposal plant handles, this shunting mode of removing contamination can be recycled the Cleaning Wastewater of lower concentration, saved water resources greatly, comparing single ultra-filtration membrane mode handles, this shunting mode of removing contamination can not only guarantee reuse water quality, the load of film system is reduced, reduced cost recovery.
As preferably, the described part flow arrangement of removing contamination comprises interconnective conductivitimeter and automatic valve, described beverage wastewater collection pond water outlet is connected to the water-in of conductivitimeter, and first water outlet of automatic valve, second water outlet are connected with waste disposal plant water-in, uf processing equipment water-in respectively.Conductivitimeter is used to measure the specific conductivity of Cleaning Wastewater, and when specific conductivity was higher than preset threshold, automatic valve was adjusted to " discharging " position, and first water outlet of automatic valve is opened; When specific conductivity was lower than preset threshold, automatic valve was adjusted to " reuse " position, and second water outlet of automatic valve is opened.Can shunt automatically according to conductivity of waste water by conductivitimeter and automatic valve.
As preferably, uf processing equipment also comprises the backwash device, and the product water of described uf processing equipment carries out counterflush by the product mouth of a river that the backwash device enters uf processing equipment again.Ultra-filtration membrane is by the backwash of backwash device, 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 dashes 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 in the membrane cisterna that gas feeds 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 surface, prevent pollutent in the accumulation of film silk surface, 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 diaphragm-operated backwash device, air purge device, and film is polluted; In order to reach the diaphragm aim of stable operation, need carry out matting to this film, by cleaning chemicals dosing plant, with the overwhelming majority can not pass through aerating apparatus, backwash 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 beverage wastewater membrane method reclamation set of the present utility model adopts uf processing equipment that waste water is directly carried out uf processing and the product water recovery of ultrafiltration is used, and as the wash water of beverage wastewater source equipment, has saved water resources greatly once more; And utilize the mode of the shunting of removing contamination, and 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, guarantee the water quality of reuse water, thereby had system stability, energy consumption is little, production cost is low advantage.
Description of drawings
Fig. 1 is the structural representation of a kind of beverage wastewater membrane method reclamation set embodiment described in the utility model.
Embodiment
Below in conjunction with Fig. 1 and embodiment the utility model is described further.
Embodiment 1
A kind of beverage wastewater membrane method reclamation set, comprise beverage wastewater source equipment 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, the water outlet of described beverage wastewater source equipment 1 is connected to the water-in of conductivitimeter 5, and first water outlet of automatic valve 6, 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 is connected with the water for cleaning mouth of beverage wastewater source equipment 1, 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 backwash device 8 enters uf processing equipment 3 again.Aerating apparatus 9 produces in the membrane cisterna 7 of gas feeding 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.
The beverage waste water that beverage wastewater source equipment 1 is collected is measured specific conductivity by conductivitimeter 5, and measured specific conductivity is 2000 μ s/cm, and 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, stop to produce water then, use 8 pairs of ultra-filtration membranes of backwash device to carry out backwash, open aerating apparatus 9 simultaneously, auxiliary simultaneously in backwash with aeration, 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 to be 2min.By the film system filtration, hold back macromolecular particle and colloid, the water for cleaning mouth that product water enters beverage wastewater source equipment 1 carries 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
Beverage wastewater membrane 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 the beverage waste water that beverage wastewater source equipment 1 is collected is measured specific conductivity by conductivitimeter 5, and measured specific conductivity is 3000 μ s/cm, 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, stop to produce water then, use 8 pairs of ultra-filtration membranes of backwash device to carry out backwash, open aerating apparatus 9 simultaneously, auxiliary simultaneously in backwash with aeration, 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 to be 1min.By the film system filtration, hold back macromolecular particle and colloid, the water for cleaning mouth that product water enters beverage wastewater source equipment 1 carries 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 3
Beverage wastewater membrane method reclamation set is identical with embodiment 1, the beverage waste water that beverage wastewater source equipment 1 is collected is measured specific conductivity by conductivitimeter 5, measured specific conductivity is 3200 μ s/cm, 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 handles recovery.Proceed the measurement of specific conductivity, when detecting specific conductivity and be equal to or less than 3000 μ s/cm, then begin to handle according to the process of embodiment 1.
Being preferred embodiment of the present utility model only in sum, is not to be used for limiting practical range of the present utility model, and all equivalences of doing according to the content of the application's claim change and modify, and all should be technology category of the present utility model.

Claims (6)

1. beverage wastewater membrane method reclamation set, comprise beverage wastewater source equipment (1), waste disposal plant (2), it is characterized in that: comprise that also uf processing equipment (3), described uf processing equipment (3) water-in are connected with beverage wastewater source equipment (1) water outlet, uf processing equipment (3) produces the mouth of a river and is connected with the water for cleaning mouth of beverage wastewater source equipment (1), and uf processing equipment (3) concentrated water spout is connected to the water-in of waste disposal plant (2).
2. a kind of beverage wastewater membrane method reclamation set according to claim 1, 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 the water outlet of beverage wastewater source equipment (1), first water outlet of part flow arrangement (4) of removing contamination is connected to waste disposal plant (2), and second water outlet of the part flow arrangement of removing contamination (4) is connected with uf processing equipment (3) water-in.
3. a kind of beverage wastewater membrane method reclamation set according to claim 2, it is characterized in that: the described part flow arrangement of removing contamination (4) comprises interconnective conductivitimeter (5) and automatic valve (6), the water outlet of described beverage wastewater source equipment (1) is connected to the water-in of conductivitimeter (5), and first water outlet of automatic valve (6), second water outlet are connected with waste disposal plant (2) water-in, uf processing equipment (3) water-in respectively.
4. a kind of beverage wastewater membrane method reclamation set according to claim 1, it is characterized in that: described uf processing equipment (3) comprises backwash device (8), and the product water of described uf processing equipment (3) carries out counterflush by the product mouth of a river that backwash device (8) enters uf processing equipment (3) again.
5. a kind of beverage wastewater membrane method reclamation set according to claim 1, it is characterized in that: described uf processing equipment (3) comprises aerating apparatus (9), and described aerating apparatus (9) produces in the membrane cisterna (7) of gas feeding uf processing equipment (3).
6. a kind of beverage wastewater membrane method reclamation set according to claim 1, 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).
CN 201320086050 2013-02-26 2013-02-26 Beverage wastewater recycling method using membrane process Active CN203095677U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103086477A (en) * 2013-02-26 2013-05-08 浙江开创环保科技有限公司 Beverage waste water membrane-method recycling method and device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103086477A (en) * 2013-02-26 2013-05-08 浙江开创环保科技有限公司 Beverage waste water membrane-method recycling method and device

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C56 Change in the name or address of the patentee

Owner name: ZHEJIANG KAICHUANG ENVIRONMENTAL PROTECTION TECHNO

Free format text: FORMER NAME: ZHEJIANG KAICHUANG EP TECHNOLOGY CO., LTD.

CP03 Change of name, title or address

Address after: 301 room 2, building 11, Haishu Road, Hangzhou, Yuhang District, Zhejiang, 311121

Patentee after: Environmental protection Science and Technology Co., Ltd. is started in Zhejiang

Address before: Five 310030 Hangzhou Road, Zhejiang province Xihu District science and Technology Park of West Lake Xiyuan No. 6

Patentee before: Zhejiang Kaichuang EP Technology Co., Ltd.