CN108411680B - Water zero discharge system under paper making pulp water balance and white water resource utilization - Google Patents
Water zero discharge system under paper making pulp water balance and white water resource utilization Download PDFInfo
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- CN108411680B CN108411680B CN201810418373.9A CN201810418373A CN108411680B CN 108411680 B CN108411680 B CN 108411680B CN 201810418373 A CN201810418373 A CN 201810418373A CN 108411680 B CN108411680 B CN 108411680B
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- ultrasonic wave
- water
- tower
- dialysis
- plain boiled
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 170
- 238000000502 dialysis Methods 0.000 claims abstract description 100
- 239000006228 supernatant Substances 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 239000000835 fiber Substances 0.000 claims abstract description 38
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 25
- 239000010802 sludge Substances 0.000 claims description 33
- 238000000108 ultra-filtration Methods 0.000 claims description 22
- 239000000706 filtrate Substances 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 8
- 238000004537 pulping Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 238000012216 screening Methods 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000004332 deodorization Methods 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 abstract 2
- 229920001131 Pulp (paper) Polymers 0.000 abstract 1
- 230000032258 transport Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
Landscapes
- Paper (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a water zero discharge system for paper pulp water balance and white water resource utilization, which comprises a primary ionization ultrasonic dialysis treatment tower, wherein the liquid inlet end of the primary ionization ultrasonic dialysis treatment tower is communicated with the liquid outlet end of a calcium ion displacer, the liquid inlet end of the calcium ion displacer is communicated with the liquid outlet end of a white water pump, the liquid inlet end of the white water pump is communicated with the liquid outlet end of a white water collecting tank, the fiber discharge end of the primary ionization ultrasonic dialysis treatment tower is communicated with a pulp flushing tank, the fiber discharge end in the pulp flushing tank is communicated with the fiber feed end of a paper machine, and the liquid outlet end of the primary ionization ultrasonic dialysis treatment tower is communicated with the liquid inlet end of a secondary ultrasonic dialysis tower. The invention realizes disinfection, deodorization, calcium ion treatment, clear water replacement, pulp saving, water saving and electricity saving by the filtration of the supernatant ultrafilter, so that the white water generated by papermaking can be recycled infinitely, and the aims of resource utilization and zero discharge of the papermaking white water are really realized.
Description
Technical field
The present invention relates under plain boiled water zero-discharge technology field more particularly to a kind of papermaking water and fiber balance and the plain boiled water utilization of resources
Water zero discharge system.
Background technique
Papermaking energy-saving and emission-reduction are the important project of papermaking enterprise at all times, generate a large amount of plain boiled water in paper making process,
Production cost can not only be reduced by making good use of mthod of white water from paper making, and reduce environmental pollution load, reduce water process expense, moreover it is possible to improve product
Quality；But extra plain boiled water and contaminated plain boiled water be all using advanced treating, it is up to standard after discharge so that plain boiled water can not be into
Row wireless circulating utilizes, therefore proposes the water zero discharge system under a kind of papermaking water and fiber balance and the plain boiled water utilization of resources.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of papermaking water and fiber balance and the plain boiled water utilizations of resources
Under water zero discharge system.
Water zero discharge system under a kind of papermaking water and fiber balance proposed by the present invention and the plain boiled water utilization of resources, including level-one electricity
From ultrasonic wave dialysis treatment tower, the liquid feeding end of the first stage ionization ultrasonic wave dialysis treatment tower is communicated with going out for calcium ion displacer
Liquid end, and the liquid feeding end of calcium ion displacer is communicated with the outlet end of white water pump, the liquid feeding end of white water pump is communicated with plain boiled water collection
The outlet end in pond, the fiber discharge end of first stage ionization ultrasonic wave dialysis treatment tower, which is communicated with, rushes stock tank, rushes the fibre of the inside of stock tank
Dimension discharge end is communicated with the fiber feed end of paper machine, and it is super that the outlet end of first stage ionization ultrasonic wave dialysis treatment tower is communicated with second level
The liquid feeding end of sound wave dialysis tower, and the supernatant output end of second level ultrasonic wave dialysis tower is communicated with the defeated of slurrying pulping screening installation
Inbound port, the blowdown end of second level ultrasonic wave dialysis tower be communicated with sludge tank into dirty end, and the dirty end that goes out of sludge tank is communicated with plate
The feed end of frame filter press, the discharge end of plate and frame filter press are combined with sludge plate outward transport equipment, and second level ultrasonic wave dialysis tower goes out
Liquid end is communicated with the liquid feeding end of three-level ultrasonic wave dialysis tower, before the thick water output end connection of three-level ultrasonic wave dialysis tower is organic
Pond, and the inside of machine forebay is placed with thick water, the thick water inside machine forebay is used for paper machine, super positioned at three-level
The supernatant output end of sound wave dialysis tower is communicated with the liquid feeding end of ultrasonic wave ultra filtration machine, and ultrasonic wave ultra filtration machine goes out
Liquid end is communicated with the liquid feeding end in high pressure pond, and the outlet end in high pressure pond is communicated with the liquid feeding end of high-pressure pump, and high-pressure pump goes out liquid
End is communicated with the water inlet end of paper machine, the filtrate output end of plate and frame filter press, three-level ultrasonic wave dialysis tower supernatant effluent head,
The plain boiled water output end of paper machine and the plain boiled water output end for rushing stock tank are connected with the liquid feeding end of plain boiled water collecting pit.
Preferably, the inside of the paper machine is equipped with net and felt.
Preferably, the ultrasonic wave ultra filtration machine is ultrasonic wave differential pressure intelligent control filter, ultrasonic wave ultra filtration
Machine is used to receive the supernatant that the supernatant output end of three-level ultrasonic wave dialysis tower is exported, and then ultrasonic wave ultra filtration machine will
Internal supernatant is filtered the particle greater than 20um, and the last filtered supernatant of ultrasonic wave ultra filtration machine is to papermaking
Net and felt inside machine are cleaned.
Preferably, the plain boiled water collecting pit is for the plain boiled water for the stock tank output that liquidates, plain boiled water, the plate compression of paper machine output
The filtrate of machine output and the supernatant of three-level ultrasonic wave dialysis tower output are collected, and are stored.
Preferably, the white water pump is for extracting the plain boiled water inside plain boiled water collecting pit, and is output to calcium ion and sets
In parallel operation.
Preferably, the calcium ion displacer is for being removed the calcium ion in plain boiled water, and is output to first stage ionization
In ultrasonic wave dialysis treatment tower.
Preferably, the first stage ionization ultrasonic wave dialysis treatment tower is used to recycle the fiber in plain boiled water, first stage ionization ultrasound
The fiber of recycling is output to and rushes in stock tank by wave dialysis treatment tower, and first stage ionization ultrasonic wave dialysis treatment tower will that treated be white
Water is output in second level ultrasonic wave dialysis tower.
Preferably, the second level ultrasonic wave dialysis tower is for precipitating the impurity in plain boiled water, the dialysis of second level ultrasonic wave
Impurity is output in sludge tank by tower, and supernatant is also output in slurrying pulping screening installation by second level ultrasonic wave dialysis tower, and
In second level ultrasonic wave dialysis tower treated plain boiled water is output to three-level ultrasonic wave dialysis tower.
Preferably, the three-level ultrasonic wave dialysis tower for handling plain boiled water, dialyse upper on tower by three-level ultrasonic wave
The supernatant that clear liquid output end is exported is passed into ultrasonic wave ultra filtration machine, and the supernatant on three-level ultrasonic wave dialysis tower
The supernatant that effluent head is exported is passed through in plain boiled water collecting pit.
Preferably, plate and frame filter press is for receiving the sludge that sludge tank is exported, and then plate and frame filter press carries out sludge
Filters pressing processing, the obtained sludge plate of plate and frame filter press is output in sludge plate outward transport equipment, and plate compression plate is obtained
Filtrate is passed through in plain boiled water collecting pit.
Beneficial effects of the present invention: the present invention carries out displacement calcium ions treatrment salinity by calcium ion displacer；Pass through one
Grade ionization ultrasonic wave dialysis treatment tower, second level ultrasonic wave dialysis tower and three-level ultrasonic wave dialysis tower can be used with dialogue moisture grade,
So that water consume reduces, wherein first stage ionization ultrasonic wave dialysis treatment tower recycled fiber, and be output to and rush in stock tank, second level ultrasonic wave
Dialysis tower is separated by solid-liquid separation, and the supernatant of second level ultrasonic wave dialysis tower output carries out slurrying use for paper machine, and three-level is super
Concentration of the thick water that sound wave dialysis tower is exported for machine forebay is adjusted, and the supernatant on three-level ultrasonic wave dialysis tower is defeated
The supernatant that outlet is exported carries out that overclocking is extraordinary by ultrasonic wave ultra filtration machine, can be used for in paper machine net and
Felt is washed；The present invention realizes disinfection and sterilization, deodorization, processing calcium ion, the filtering of supernatant ultrafilter instead of clear water, section
Slurry, water-saving and economize on electricity are truly realized mthod of white water from paper making recycling benefit so that plain boiled water caused by papermaking can be used with Infinite Cyclic
With the purpose with zero-emission.
Detailed description of the invention
Fig. 1 is a kind of work of papermaking water and fiber balance and the water zero discharge system under the plain boiled water utilization of resources proposed by the present invention
Flow chart.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
With reference to Fig. 1, the water zero discharge system under a kind of papermaking water and fiber balance and the plain boiled water utilization of resources is proposed in the present embodiment
System, including first stage ionization ultrasonic wave dialysis treatment tower, the liquid feeding end of first stage ionization ultrasonic wave dialysis treatment tower are communicated with calcium ion
The outlet end of displacer, and the liquid feeding end of calcium ion displacer is communicated with the outlet end of white water pump, the liquid feeding end connection of white water pump
There is the outlet end of plain boiled water collecting pit, the fiber discharge end of first stage ionization ultrasonic wave dialysis treatment tower, which is communicated with, rushes stock tank, rushes stock tank
The fiber discharge end of inside be communicated with the fiber feed end of paper machine, the outlet end of first stage ionization ultrasonic wave dialysis treatment tower connects
It is connected with the liquid feeding end of second level ultrasonic wave dialysis tower, and the supernatant output end of second level ultrasonic wave dialysis tower is communicated with slurrying pulping sieve
The input port of optional equipment, the blowdown end of second level ultrasonic wave dialysis tower be communicated with sludge tank into dirty end, and sludge tank goes out dirt
End is communicated with the feed end of plate and frame filter press, and the discharge end of plate and frame filter press is combined with sludge plate outward transport equipment, second level ultrasonic wave
The outlet end of dialysis tower is communicated with the liquid feeding end of three-level ultrasonic wave dialysis tower, and the thick water output end of three-level ultrasonic wave dialysis tower connects
It being connected with machine forebay, and the inside of machine forebay is placed with thick water, the thick water inside machine forebay is used for paper machine, and three
The supernatant output end of grade ultrasonic wave dialysis tower is communicated with the liquid feeding end of ultrasonic wave ultra filtration machine, and ultrasonic wave ultra filtration machine
Outlet end be communicated with the liquid feeding end in high pressure pond, the outlet end in high pressure pond is communicated with the liquid feeding end of high-pressure pump, high-pressure pump
Outlet end is communicated with the water inlet end of paper machine, the supernatant hydrorrhea of the filtrate output end of plate and frame filter press, three-level ultrasonic wave dialysis tower
Stream end, paper machine plain boiled water output end and rush the plain boiled water output end of stock tank and be connected with the liquid feeding end of plain boiled water collecting pit, papermaking
The inside of machine is equipped with net and felt, and ultrasonic wave ultra filtration machine is ultrasonic wave differential pressure intelligent control filter, and ultrasonic wave is super
Filter is used to receive the supernatant that the supernatant output end of three-level ultrasonic wave dialysis tower is exported, then ultrasonic wave ultra filtration
Internal supernatant is filtered the particle greater than 20um, the last filtered supernatant pair of ultrasonic wave ultra filtration machine by machine
Net and felt inside paper machine are cleaned, and plain boiled water, paper machine of the plain boiled water collecting pit for the stock tank output that liquidates export
The supernatant of plain boiled water, the filtrate of plate and frame filter press output and the dialysis tower output of three-level ultrasonic wave is collected, and is stored, white
Water pump is output in calcium ion displacer for extracting to the plain boiled water inside plain boiled water collecting pit, and calcium ion displacer is used
It is removed, and is output in first stage ionization ultrasonic wave dialysis treatment tower, first stage ionization ultrasonic wave in the calcium ion in plain boiled water
Dialysis treatment tower is used to recycle the fiber in plain boiled water, and the fiber of recycling is output to punching slurry by first stage ionization ultrasonic wave dialysis treatment tower
Chi Zhong, and by treated, plain boiled water is output in second level ultrasonic wave dialysis tower first stage ionization ultrasonic wave dialysis treatment tower, second level is super
For precipitating to the impurity in plain boiled water, impurity is output in sludge tank sound wave dialysis tower by second level ultrasonic wave dialysis tower, and two
Supernatant is also output in slurrying pulping screening installation by grade ultrasonic wave dialysis tower, and that treated is white for second level ultrasonic wave dialysis tower
Water is output in three-level ultrasonic wave dialysis tower, and three-level ultrasonic wave dialysis tower is for handling plain boiled water, the dialysis of three-level ultrasonic wave
The supernatant that supernatant output end on tower is exported is passed into ultrasonic wave ultra filtration machine, and on three-level ultrasonic wave dialysis tower
The supernatant that is exported of supernatant effluent head be passed through in plain boiled water collecting pit, plate and frame filter press is for receiving what sludge tank was exported
Sludge, then plate and frame filter press carries out filters pressing processing to sludge, and the obtained sludge plate of plate and frame filter press is output to outside sludge plate
It transports in equipment, and the obtained filtrate of plate compression plate is passed through in plain boiled water collecting pit, the present invention realizes disinfection and sterilization, processing calcium
Ion, the filtering of supernatant ultrafilter replace clear water, section slurry, water-saving and economize on electricity, and plain boiled water caused by papermaking is infinitely followed
Ring uses, and is truly realized the purpose of mthod of white water from paper making resource utilization and zero-emission.
In the present embodiment, during papermaking, paper machine and rushes generated plain boiled water in stock tank and be passed through plain boiled water collecting pit
In, plain boiled water collecting pit is to paper machine and rushes generated plain boiled water in stock tank and stores, due to the liquid feeding end and plain boiled water of white water pump
The outlet end of collecting pit is connected, and white water pump extracts the plain boiled water inside plain boiled water collecting pit, and is output to calcium ion displacement
In device, calcium ion displacer carries out calcium ions treatrment to the plain boiled water of its inside, and is output at first stage ionization ultrasonic wave dialysis
Li Tanei, first stage ionization ultrasonic wave dialysis treatment tower recycles the fiber in plain boiled water, and the fiber of recycling is output to punching
In stock tank, then by treated, plain boiled water is output in second level ultrasonic wave dialysis tower first stage ionization ultrasonic wave dialysis treatment tower, and two
Grade ultrasonic wave dialysis tower precipitates the impurity in plain boiled water, and obtained impurity is output to sludge tank by second level ultrasonic wave dialysis tower
In, internal sludge is output in plate and frame filter press by sludge tank, and plate and frame filter press carries out filters pressing processing, plate compression to sludge
Machine by obtained sludge plate be output to sludge plate outward transport equipment in, while plate compression plate also obtained filtrate is passed through it is white
In water collecting pit, obtained supernatant is also output in slurrying pulping screening installation by second level ultrasonic wave dialysis tower, last second level
In ultrasonic wave dialysis tower treated plain boiled water is output to three-level ultrasonic wave dialysis tower, three-level ultrasonic wave dialyse tower first to plain boiled water into
Row is handled, and the supernatant that the supernatant output end on three-level ultrasonic wave dialysis tower is exported is passed into ultrasonic wave ultra filtration machine
In, while the supernatant that the supernatant effluent head on three-level ultrasonic wave dialysis tower is exported is passed through in plain boiled water collecting pit, so that making
Plain boiled water caused by paper can be used with Infinite Cyclic, be truly realized the purpose of mthod of white water from paper making resource utilization and zero-emission.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. at the water zero discharge system under a kind of papermaking water and fiber balance and the plain boiled water utilization of resources, including first stage ionization ultrasonic wave dialysis
Manage tower, which is characterized in that the liquid feeding end of the first stage ionization ultrasonic wave dialysis treatment tower is communicated with the liquid out of calcium ion displacer
End, and the liquid feeding end of calcium ion displacer is communicated with the outlet end of white water pump, the liquid feeding end of white water pump is communicated with plain boiled water collecting pit
Outlet end, the fiber discharge end of first stage ionization ultrasonic wave dialysis treatment tower, which is communicated with, rushes stock tank, rushes the fiber of the inside of stock tank
Discharge end is communicated with the fiber feed end of paper machine, and the outlet end of first stage ionization ultrasonic wave dialysis treatment tower is communicated with second level ultrasound
The liquid feeding end of wave dialysis tower, and the supernatant output end of second level ultrasonic wave dialysis tower is communicated with the input of slurrying pulping screening installation
Port, the blowdown end of second level ultrasonic wave dialysis tower be communicated with sludge tank into dirty end, and the dirty end that goes out of sludge tank is communicated with sheet frame
The feed end of filter press, the discharge end of plate and frame filter press are combined with sludge plate outward transport equipment, and second level ultrasonic wave dialysis tower goes out liquid
End is communicated with the liquid feeding end of three-level ultrasonic wave dialysis tower, and the thick water output end of three-level ultrasonic wave dialysis tower is connected to organic forebay,
And the inside of machine forebay is placed with thick water, the thick water inside machine forebay is used for paper machine, is located at three-level ultrasound
The supernatant output end of wave dialysis tower is communicated with the liquid feeding end of ultrasonic wave ultra filtration machine, and the liquid out of ultrasonic wave ultra filtration machine
End is communicated with the liquid feeding end in high pressure pond, and the outlet end in high pressure pond is communicated with the liquid feeding end of high-pressure pump, the outlet end of high-pressure pump
Be communicated with the water inlet end of paper machine, the filtrate output end of plate and frame filter press, three-level ultrasonic wave dialysis tower supernatant effluent head, make
The plain boiled water output end of paper machine and the plain boiled water output end for rushing stock tank are connected with the liquid feeding end of plain boiled water collecting pit.
2. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that the inside of the paper machine is equipped with net and felt.
3. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 2 and the plain boiled water utilization of resources, special
Sign is that the ultrasonic wave ultra filtration machine is ultrasonic wave differential pressure intelligent control filter, and ultrasonic wave ultra filtration machine is for connecing
The supernatant that is exported of supernatant output end of three-level ultrasonic wave dialysis tower is received, then ultrasonic wave ultra filtration machine will be internal upper
Clear liquid is filtered the particle greater than 20um, the last filtered supernatant of ultrasonic wave ultra filtration machine to paper machine inside
Net and felt are cleaned.
4. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that the plain boiled water collecting pit is exported for the plain boiled water for the stock tank output that liquidates, the plain boiled water of paper machine output, plate and frame filter press
The supernatant of filtrate and the dialysis tower output of three-level ultrasonic wave is collected, and is stored.
5. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that the white water pump is output in calcium ion displacer for extracting to the plain boiled water inside plain boiled water collecting pit.
6. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that the calcium ion displacer is for being removed the calcium ion in plain boiled water, and it is saturating to be output to first stage ionization ultrasonic wave
It analyses in treating column.
7. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is, the first stage ionization ultrasonic wave dialysis treatment tower is used to recycle the fiber in plain boiled water, at first stage ionization ultrasonic wave dialysis
The fiber of recycling is output to by reason tower to be rushed in stock tank, and by treated, plain boiled water is output to first stage ionization ultrasonic wave dialysis treatment tower
Second level ultrasonic wave is dialysed in tower.
8. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is, for the second level ultrasonic wave dialysis tower for precipitating to the impurity in plain boiled water, second level ultrasonic wave dialyses tower for impurity
It is output in sludge tank, supernatant is also output in slurrying pulping screening installation by second level ultrasonic wave dialysis tower, and second level ultrasound
In wave dialysis tower treated plain boiled water is output to three-level ultrasonic wave dialysis tower.
9. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that for handling plain boiled water, the supernatant that three-level ultrasonic wave is dialysed on tower exports the three-level ultrasonic wave dialysis tower
Exported supernatant is held to be passed into ultrasonic wave ultra filtration machine, and the supernatant effluent head institute on three-level ultrasonic wave dialysis tower
The supernatant of output is passed through in plain boiled water collecting pit.
10. the water zero discharge system under a kind of papermaking water and fiber balance according to claim 1 and the plain boiled water utilization of resources, special
Sign is that plate and frame filter press is for receiving the sludge that sludge tank is exported, and then plate and frame filter press carries out filters pressing processing to sludge,
The obtained sludge plate of plate and frame filter press be output to sludge plate outward transport equipment in, and the obtained filtrate of plate compression plate be passed through it is white
In water collecting pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418373.9A CN108411680B (en) | 2018-05-04 | 2018-05-04 | Water zero discharge system under paper making pulp water balance and white water resource utilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418373.9A CN108411680B (en) | 2018-05-04 | 2018-05-04 | Water zero discharge system under paper making pulp water balance and white water resource utilization |
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| Publication Number | Publication Date |
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| CN108411680A CN108411680A (en) | 2018-08-17 |
| CN108411680B true CN108411680B (en) | 2019-09-03 |
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| CN201810418373.9A Active CN108411680B (en) | 2018-05-04 | 2018-05-04 | Water zero discharge system under paper making pulp water balance and white water resource utilization |
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Families Citing this family (1)
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| CN110776167A (en) * | 2019-08-29 | 2020-02-11 | 青岛中泽环保科技有限公司 | Ecological system for recycling white water from papermaking white water fine fiber filler and realizing ultralow discharge of white water |
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| EP1940746A2 (en) * | 2005-12-21 | 2008-07-09 | Meri Entsorgungstechnik für die Papierindustrie GmbH | System and method for the renovation of process water |
| CN203700858U (en) * | 2013-12-28 | 2014-07-09 | 衡山中控国际纸业有限公司 | System with zero emission of papermaking pulp dreg and sludge |
| CN205242169U (en) * | 2015-11-26 | 2016-05-18 | 黄蒋元 | Zero release papermaking production line |
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| CN107604736A (en) * | 2017-10-20 | 2018-01-19 | 南京必蓝环境技术有限公司 | A kind of plain boiled water step processing and reuse technology |
| CN107619124A (en) * | 2017-10-31 | 2018-01-23 | 山东泉水环保科技有限公司 | Paper-making wastewater resource recovery treatment process method and treatment system equipment |
| CN207243668U (en) * | 2017-05-15 | 2018-04-17 | 浙江荣晟环保纸业股份有限公司 | The pulping wastewater treatment and comprehensive utilization device of a kind of low emission |
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2018
- 2018-05-04 CN CN201810418373.9A patent/CN108411680B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1940746A2 (en) * | 2005-12-21 | 2008-07-09 | Meri Entsorgungstechnik für die Papierindustrie GmbH | System and method for the renovation of process water |
| CN203700858U (en) * | 2013-12-28 | 2014-07-09 | 衡山中控国际纸业有限公司 | System with zero emission of papermaking pulp dreg and sludge |
| CN205242169U (en) * | 2015-11-26 | 2016-05-18 | 黄蒋元 | Zero release papermaking production line |
| CN206266392U (en) * | 2016-11-01 | 2017-06-20 | 北京华福环境工程科技有限公司 | A kind of papermaking wastewater zero-discharge treatment system |
| CN207243668U (en) * | 2017-05-15 | 2018-04-17 | 浙江荣晟环保纸业股份有限公司 | The pulping wastewater treatment and comprehensive utilization device of a kind of low emission |
| CN107604736A (en) * | 2017-10-20 | 2018-01-19 | 南京必蓝环境技术有限公司 | A kind of plain boiled water step processing and reuse technology |
| CN107619124A (en) * | 2017-10-31 | 2018-01-23 | 山东泉水环保科技有限公司 | Paper-making wastewater resource recovery treatment process method and treatment system equipment |
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| CN108411680A (en) | 2018-08-17 |
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