CN106517601A - Membrane separation treatment device for ammonia-nitrogen wastewater discharged by circuit board enterprise - Google Patents
Membrane separation treatment device for ammonia-nitrogen wastewater discharged by circuit board enterprise Download PDFInfo
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- CN106517601A CN106517601A CN201710001224.8A CN201710001224A CN106517601A CN 106517601 A CN106517601 A CN 106517601A CN 201710001224 A CN201710001224 A CN 201710001224A CN 106517601 A CN106517601 A CN 106517601A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 101
- 239000012528 membrane Substances 0.000 title claims abstract description 81
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000926 separation method Methods 0.000 title claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 34
- 239000010865 sewage Substances 0.000 claims abstract description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 52
- 238000012545 processing Methods 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 30
- 238000003860 storage Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000003513 alkali Substances 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 230000008676 import Effects 0.000 claims description 13
- 230000002209 hydrophobic effect Effects 0.000 claims description 7
- 239000012510 hollow fiber Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 3
- 238000009940 knitting Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 4
- 150000003863 ammonium salts Chemical class 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 3
- 239000011257 shell material Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 201000004569 Blindness Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
- C01C1/242—Preparation from ammonia and sulfuric acid or sulfur trioxide
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to a membrane separation treatment device for ammonia-nitrogen wastewater discharged by a circuit board enterprise. The membrane separation treatment device comprises a first-level pH regulating system, a precise filter, a first-level membrane treatment system, a second-level pH regulating system and a second-level membrane treatment system which are successively connected from left to right, wherein the first-level pH regulating system and the second-level pH regulating system are same in structure and the first-level membrane treatment system and the second-level membrane treatment system are same in structure. The device can be used for reducing the ammonia nitrogen loads of the rear-end sewage treatment facilities of the enterprise and guaranteeing the standard discharging of the ammonia-nitrogen wastewater of the circuit board enterprise.
Description
Technical field
The invention belongs to wiring board Wastewater Treatment field, particularly relates to a kind of wiring board enterprise discharge
Ammonia nitrogen wastewater treatment device, the ammonia nitrogen that the processing meanss are produced to wiring board enterprise using secondary filter+gaseous state membrane separation process
Waste water is processed and is reclaimed ammonium salt.
Background technology
With flourishing for China's electronic information technology industry, during factory is built up in by substantial amounts of electronics manufacturer
State, and the development including the related industry including PCB has thus been driven, particularly Pearl River Delta area occurs in that substantial amounts of
Wiring board manufacturing enterprise, although these enterprises are development local economy, the industry ability orientation for lifting China electron trade are huge
Big effect, but at the same time, as blindness pursues economic benefit and industry expanding, along with technical capability under-reserve and ring
The disappearance of the aspects such as supervision is protected, waste water which produces, the improvement of the environmental contaminants such as waste liquid are undesirable, ecological environment are caused huge
Substantial amounts of ammonium salt and ammoniacal liquor, the waste water of its discharge can be used in the etch process of big harm, particularly assist side production
In the ammonia nitrogen containing high concentration, a large amount of discharges of ammonia nitrogen not only cause water environment pollution, body eutrophication and water body to be occurred
The phenomenons such as red tide, and microbial reproduction in water equipment is caused in Industrial Wastewater Treatment and reuse project, biofouling is formed,
Pollution pipeline and water equipment, the problems such as there is impact water water quality.In order to solve these problems, the discharge of ammonia nitrogen is reduced, is ground
Study carefully personnel and propose gaseous state embrane method and process nitrogen-containing wastewater, the method is by nitrogen-containing wastewater and absorbing liquid using microporous hydrophobic membrane
Separate, at this moment the side of film is pending ammonia nitrogen waste water, and opposite side is acid absorbing liquid, adjust pH value of waste water, make to give up
Ammonium ion in water is changed into free state NH3, its reaction equation is as follows：
Which diffuses to dewatering microporous film surface by concentration boundary layer in waste water side, subsequently in film both sides NH3Concentration difference
Under promotion, NH3Vaporize through fenestra at waste water and microporous membrane interface, with acid absorbing liquid on microporous barrier and absorbing liquid interface
In H+React and generate ammonium salt solution.Reaction equation is as follows：
Early in 1985, China just started the research of gas film, obtained in fundamental research and commercial development application
Huge progress, occurs in that several gaseous state embrane methods process the patented technology of ammonia nitrogen waste waters.But these patents are to process oil mostly
Chemical industry waste water, the ammonia nitrogen waste water for not being exclusively used in wiring board enterprise are processed.Ammonia of the present invention according to the discharge of wiring board enterprise
Nitrogen waste water characteristic, develops a kind of ammonia nitrogen waste water membrane separation process processing meanss of wiring board enterprise discharge, the installation area
It is little, it is adapted to wiring board enterprise wastewater Drainage feature, can effectively solve the problem that wiring board enterprise nitrogen-containing wastewater stably cannot reach for a long time
Target problem.
The content of the invention
The invention aims to solve above-mentioned the deficiencies in the prior art, propose using secondary filter+gaseous state UF membrane
The ammonia nitrogen waste water that device process circuit plate enterprise produces, realizes the recovery of ammonia, reduces enterprise backend sewage treatment facility ammonia nitrogen and bears
Lotus, ensures wiring board enterprise ammonia nitrogen waste water qualified discharge.
The present invention is achieved by the following technical solutions：At a kind of ammonia nitrogen waste water membrane separation process of wiring board enterprise discharge
Reason device, the processing meanss include being sequentially connected from left to right at the one-level pH regulating system of setting, accurate filter, one-level film
Reason system, two grades of pH regulating systems, secondary membrane processing systems, the one-level pH regulating system and two grades of pH regulating system structure phases
Together, the one-level film processing system is identical with secondary membrane processing system structure.
The one-level pH regulating system and two grades of pH regulating systems share an alkali lye storage tank, wherein, one-level pH is adjusted
Section system includes that the first wastewater disposal basin of a sealing, the first mechanical agitator and the first online pH meter are installed to the first wastewater disposal basin top
Portion simultaneously seals, and the first probe of the first puddler of the first mechanical agitator and the first online pH meter is placed in the first wastewater disposal basin,
First battery valve is arranged between alkali lye storage tank and the first wastewater disposal basin, the first battery valve by pipeline respectively with alkali lye storage tank and the
One wastewater disposal basin connects, and the first online pH meter is connected with the first battery valve.
Two grades of pH regulating systems include the second wastewater disposal basin of a sealing, the second mechanical agitator and the second online pH
Meter is installed at the top of the second wastewater disposal basin and seals, the second spy of the second puddler of the second mechanical agitator and the second online pH meter
Head is placed in the second wastewater disposal basin, and the second battery valve is arranged between alkali lye storage tank and the second wastewater disposal basin, and the second battery valve is by pipe
Line is connected with alkali lye storage tank and the second wastewater disposal basin respectively, and the second online pH meter is connected with the second battery valve.
The outlet pipe of the one-level pH regulating system is sequentially connected the first valve, the first booster pump, the first booster pump water outlet
Mouthful by threeway and pipeline the second valve respectively with one water inlet side of accurate filter, two water inlet side of accurate filter the
Three valves are connected；The outlet pipe of two grades of pH regulating systems is sequentially connected the 4th valve, the second booster pump, the second booster pump delivery port
It is connected with secondary membrane processing system.
The accurate filter one, accurate filter two are cylindrical housings, and housing is built with single or branched filter core.
The water inlet of the accurate filter one is connected with first pressure table and the second valve successively by pipeline, delivery port
It is connected with the 5th valve by pipeline；The water inlet of accurate filter two by pipeline successively with second pressure table and the 3rd valve
Connection, delivery port are connected with the 6th valve by pipeline；5th valve and the 6th valve pass through threeway and pipeline successively with
3rd pressure gauge is connected with first flowmeter, and the waste water of the other end of first flowmeter by pipeline with one-level film processing system enters
Mouth is connected.
The sulfuric acid absorption liquid import of the first membrane module of the one-level film processing system by pipeline successively with the 7th valve,
4th pressure gauge, the 3rd booster pump, the 8th valve, the first sulfuric acid storage tank are connected, and the sulfuric acid absorption liquid outlet of the first membrane module is logical
Cross pipeline to be connected with the 9th valve, second flowmeter, the 5th pressure gauge, the first cooler, the first sulfuric acid storage tank successively；One-level film
The wastewater outlet of the first membrane module of processing system is connected with the tenth valve by pipeline, the tenth valve by pipeline and two grades
Second wastewater disposal basin of pH regulating systems is connected；
The sulfuric acid absorption liquid import of the second membrane module of the secondary membrane processing system by pipeline successively with the 11st valve
Door, the 6th pressure gauge, the 4th booster pump, the 12nd valve, the second sulfuric acid storage tank are connected, and the sulfuric acid absorption liquid of the second membrane module goes out
Mouth is connected with the 13rd valve, the 3rd flowmeter, the 7th pressure gauge, the second cooler, the second sulfuric acid storage tank successively by pipeline；
The waste water inlet of the membrane module of secondary membrane processing system by pipeline successively with the 4th flowmeter, the 8th pressure gauge, the 14th valve
Door connection, the wastewater outlet of the second membrane module of secondary membrane processing system pass through pipeline and threeway and the 15th valve and the 16th
Valve connects；15th valve is connected with the first wastewater disposal basin by pipeline, and the waste water of the 16th valve connection Sewage Disposal is received
Manifold line.
The structure of first membrane module and the second membrane module is identical, wherein first membrane module includes membrane module shell
With branched UF membrane post, waste water inlet is provided with per the putamina upper end end of a UF membrane post, its upper end side portion is provided with absorption
Liquid is exported, and the end of putamina lower end is provided with wastewater outlet, and its lower end sidepiece is provided with absorbing liquid import, has membrane tube, film in the putamina
Pipe built with some second warp knitting layouts and the hydrophobic hollow fiber film silk that is distributed in the form of sheets, some hydrophobic hollow fiber films
Silk two ends respectively by filter resin waste water inlet and absorbing liquid outlet between, and wastewater outlet and absorbing liquid import between
Putamina encapsulation connection；The package assembling of upper end includes upper cover lid, upper cover pipe, and the package assembling of lower end has low head
Lid, low head pipe.
The technical scheme that the present invention is provided has the advantage that：
(1) wastewater disposal basin of the present invention is set to closed type wastewater equalization pond, and whole system adopts Seal Design, useless adjusting
The volatilization loss of ammonia nitrogen can be reduced in water pH value and processing procedure and to the discharge in surrounding air, improve plant personnel and place
The labour protection level of reason technical staff.
(2) present invention adopts two stage treatment technology, including two-stage pH to adjust and two-stage film process, farthest can carry
High disposal facility staff efficiency, during using equal amount sulfuric acid absorption liquid, the ammonia nitrogen rate of recovery obtains larger raising, at the ammonia nitrogen of waste water
Reason effect stability.
(3) present invention adopts integrated design, and occupation of land space is little, and treatment effeciency is high, and treatment effect is stable, is adapted to peace
The workshop for producing ammonia nitrogen waste water is attached to, ammonia nitrogen waste water is recycled, the efflux wastewater after the present invention is processed
Ammonia nitrogen index is stable, can greatly reduce follow-up sewage treatment process ammonia nitrogen impact load, ensures sewage ammonia nitrogen index row up to standard
Put.
(4) present invention can reach more than 99% to the clearance of ammonia nitrogen in circuit board industry ammonia-containing water.Obtain ammonia nitrogen
Effectively cut down, reach the requirement of local environmental emission standard, mitigate the severe contamination that ammonia nitrogen waste water is caused to environment, improve and carry
High local environment quality, support area ecological safety.
(5) present invention is greatly reduced medicament usage amount, is saved processing cost based on gaseous state seperation film.Simultaneously
By sulfuric acid to the NH that produces in separation process3Carry out absorbing and produce ammonium sulfate, be capable of achieving the recycling of resource, so as to
Recycling for resource is realized, China PCB industry level of clean production is improve, with certain social and economic benefits.
Description of the drawings
Fig. 1 is the membrane separation process processing meanss structured flowchart that ammonia nitrogen waste water discharges in wiring board enterprise of the present invention.
Fig. 2 is the membrane separation process processing meanss schematic diagram that ammonia nitrogen waste water discharges in wiring board enterprise of the present invention.
Fig. 3 is inventive film modular construction schematic diagram.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
As shown in Figure 1：A kind of ammonia nitrogen waste water membrane separation process processing meanss of wiring board enterprise discharge, the processing meanss include
It is sequentially connected one-level pH regulating system a of setting, accurate filter b, one-level film processing system c, two grades of pH from left to right to adjust
System d, secondary membrane processing system e, one-level pH regulating system a and two grades of pH regulating system d structures it is identical, the one-level film
Processing system c is identical with secondary membrane processing system e structure.
As shown in Figure 2：One-level pH regulating system a and two grades of pH regulating systems d share an alkali lye storage tank a1, its
In, one-level pH regulating system a includes the first wastewater disposal basin a4, the first mechanical agitator a2 and the first online pH of a sealing
Meter a3 is installed at the top of the first wastewater disposal basin a4 and seals, the first puddler a5 and the first online pH meter of the first mechanical agitator a2
A3 first probe a6 be placed in the first wastewater disposal basin a4, the first battery valve a7 installed in alkali lye storage tank a1 and the first wastewater disposal basin a4 it
Between, the first battery valve a7 is connected with alkali lye storage tank a1 and the first wastewater disposal basin a4 respectively by pipeline, the first online pH meter a3 and
One battery valve a7 is connected.
Two grades of pH regulating systems d include the second wastewater disposal basin d4, the second mechanical agitator d2 and second of a sealing
Online pH meter d3 is installed at the top of the second wastewater disposal basin d4 and seals, and the second puddler d5 and second of the second mechanical agitator d2 exists
The second probe d6 of line pH meter d3 is placed in the second wastewater disposal basin d4, and the second battery valve d7 is arranged on alkali lye storage tank a1 and the second waste water
Between the d4 of pond, the second battery valve d7 is connected with alkali lye storage tank a1 and the second wastewater disposal basin d4 respectively by pipeline, the second online pH meter
D3 is connected with the second battery valve d7.
The first wastewater disposal basin a4, the second wastewater disposal basin d4 are hard PVC material, or glass steel material, or are had
The pond body of the stainless steel of acid and alkali-resistance liner, the upper end connection back with water inlet line and backflow waste line of pond body side, pond body
The lower end connection water outlet pipeline of opposite side, the outlet pipe of one-level pH regulating system a are sequentially connected the first valve a8, the first increasing
Press pump a9, the first booster pump a9 delivery ports pass through threeway and pipeline the second valve respectively with one b1 water inlets side of accurate filter
B2, the 3rd valve b4 of two b3 water inlets side of accurate filter are connected；The outlet pipe of two grades of pH regulating systems d is sequentially connected the 4th
Valve d8, the second booster pump d9, the second booster pump d9 delivery ports are connected with secondary membrane processing system e.
One b1 of the accurate filter, two b3 of accurate filter be cylindrical housings, shell material be 304 stainless steels or
316L stainless steels or resin；, built with single or branched filter core, filter core is micro- less than 5 from commercially available any aperture for housing
The filter core of rice.
Two b3 of one b1 of accurate filter and accurate filter is further described with reference to Fig. 2.One b1's of the accurate filter
Water inlet is connected with first pressure table b5 and the second valve b2 successively by pipeline, and delivery port passes through pipeline and the 5th valve b7 phases
Even；The water inlet of two b3 of accurate filter is connected with second pressure table b6 and the 3rd valve b4 successively by pipeline, and delivery port leads to
Cross pipeline to be connected with the 6th valve b8；The 5th valve b7 and the 6th valve b8 pass through threeway and pipeline successively with the 3rd pressure
Table b9 is connected with first flowmeter b10, and the other end of first flowmeter b10 is by pipeline and the waste water of one-level film processing system c
Import is connected.
As shown in Fig. 2 the sulfuric acid absorption liquid import of the first membrane module c1 of the one-level film processing system c by pipeline according to
It is secondary to be connected with the 7th valve c2, the 4th pressure gauge c3, the 3rd booster pump c4, the 8th valve c5, the first sulfuric acid storage tank c6, the first film
Component c1 sulfuric acid absorption liquid outlet by pipeline successively with the 9th valve c7, second flowmeter c8, the 5th pressure gauge c9, first
Cooler c10, the first sulfuric acid storage tank c6 are connected；The wastewater outlet of the first membrane module c1 of one-level film processing system c passes through pipeline
It is connected with the tenth valve c11, the tenth valve c11's is connected with the second wastewater disposal basin d4 of two grades of pH regulating systems d by pipeline；
The sulfuric acid absorption liquid import of the second membrane module e1 of secondary membrane processing system e is by pipeline successively with the 11st
Valve e2, the 6th pressure gauge e3, the 4th booster pump e4, the 12nd valve e5, the second sulfuric acid storage tank e6 are connected, the second membrane module e1
Sulfuric acid absorption liquid outlet by pipeline successively with the 13rd valve e7, the 3rd flowmeter e8, the 7th pressure gauge e9, second cooling
Device e10, the second sulfuric acid storage tank e6 are connected；The waste water inlet of the membrane module e1 of secondary membrane processing system e is by pipeline successively with the
Four flowmeter e11, the 8th pressure gauge e12, the 14th valve e13 connections, the second membrane module e1's of secondary membrane processing system e is useless
Water out passes through pipeline and threeway is connected with the 15th valve e14 and the 16th valve e15；15th valve e14 passes through pipeline
It is connected with the first wastewater disposal basin a4, the 16th valve e15 connects the wastewater collection pipeline of Sewage Disposal.
As shown in Fig. 2 the structure of the first membrane module c1 and the second membrane module e1 is identical, wherein first membrane module
C1 includes membrane module shell c12 and branched (three to ten five) UF membrane post c13, and the quantity of UF membrane post c13 is according to process
The needs of the water yield are designed.
As shown in figure 3, the putamina c108 upper ends end per a UF membrane post c13 is provided with waste water inlet c105, thereon
Side portion is provided with absorbing liquid outlet c107, and the end of putamina c108 lower ends is provided with wastewater outlet c112, and its lower end sidepiece is provided with suction
Liquid import c103 is received, in putamina c108, has membrane tube c109, membrane tube c109 is built with some second warp knitting c113 layouts and in piece
The hydrophobic hollow fiber film silk c110 of shape distribution, some hydrophobic hollow fiber film silk c110 two ends are respectively by filtering resin
C102 waste water inlet c105 and absorbing liquid outlet c107 between, and wastewater outlet c112 and absorbing liquid import c103 between
The encapsulation connection of putamina c108；The package assembling of upper end includes upper cover lid c106, upper cover pipe c101, the package assembling of lower end
There are low head lid c104, low head pipe c111.
It is of the present invention and various pumps select commercially available any acid and alkali-proof pump.
It is of the present invention and accurate filter be two, respectively accurate filter one and accurate filter two, one uses
One is standby.
The present invention devises a kind of ammonia-containing water of wiring board enterprise discharge and processes and retracting device, can effectively solving it is current
Wiring board nitrogen-containing wastewater for a long time cannot stably reaching standard problem.Change China's circuit board industry tradition ammonia nitrogen waste water to process and return
Receive technology and economically have that drug consumption is big, processing cost is high, resource reclaim is difficult, and water outlet ammonia nitrogen it is unstable etc.
Problem.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (3)
1. the ammonia nitrogen waste water membrane separation process processing meanss that a kind of wiring board enterprise discharges, it is characterised in that：The processing meanss include
Be sequentially connected from left to right one-level pH regulating system (a) of setting, accurate filter (b), one-level film processing system (c), two grades
PH regulating systems (d), secondary membrane processing system (e), one-level pH regulating system (a) and two grades of pH regulating systems (d) structures
Identical, one-level film processing system (c) is identical with secondary membrane processing system (e) structure；
1., one-level pH regulating system (a) and two grades of pH regulating systems (d) share an alkali lye storage tank (a1), wherein, it is described
First wastewater disposal basin (a4) of one-level pH regulating system (a) including a sealing, the first mechanical agitator (a2) and the first online pH
Meter (a3) is installed at the top of the first wastewater disposal basin (a4) and seals, first puddler (a5) of the first mechanical agitator (a2) and first
First probe (a6) of online pH meter (a3) is placed in the first wastewater disposal basin (a4), and the first battery valve (a7) is installed in alkali lye storage tank
(a1) between and the first wastewater disposal basin (a4), the first battery valve (a7) by pipeline respectively with alkali lye storage tank (a1) and the first wastewater disposal basin
(a4) connect, the first online pH meter (a3) is connected with the first battery valve (a7)；
2., two grades of pH regulating systems (d) include one sealing the second wastewater disposal basin (d4), the second mechanical agitator (d2) and
Second online pH meter (d3) is installed at the top of the second wastewater disposal basin (d4) and seals, the second puddler of the second mechanical agitator (d2)
(d5) the second probe (d6) of and the second online pH meter (d3) is placed in the second wastewater disposal basin (d4), and the second battery valve (d7) is arranged on
Between alkali lye storage tank (a1) and the second wastewater disposal basin (d4), the second battery valve (d7) by pipeline respectively with alkali lye storage tank (a1) and
Two wastewater disposal basins (d4) connect, and the second online pH meter (d3) is connected with the second battery valve (d7)；
3., the outlet pipe of one-level pH regulating system (a) is sequentially connected the first valve (a8), the first booster pump (a9), and first
Booster pump (a9) delivery port is by threeway and pipeline the second valve (b2) respectively with one (b1) water inlet side of accurate filter, essence
3rd valve (b4) of two (b3) water inlet side of close filter is connected；The outlet pipe of two grades of pH regulating systems (d) is sequentially connected
Four valves (d8), the second booster pump (d9), the second booster pump (d9) delivery port are connected with secondary membrane processing system (e)；
4., the water inlet of the accurate filter one (b1) by pipeline successively with first pressure table (b5) and the second valve (b2)
Connection, delivery port are connected with the 5th valve (b7) by pipeline；The water inlet of accurate filter two (b3) by pipeline successively with
Second pressure table (b6) and the connection of the 3rd valve (b4), delivery port are connected with the 6th valve (b8) by pipeline；5th valve
Door (b7) and the 6th valve (b8) are connected with the 3rd pressure gauge (b9) and first flowmeter (b10) successively by threeway and pipeline,
The other end of first flowmeter (b10) is connected with the waste water inlet of one-level film processing system (c) by pipeline；
5., the sulfuric acid absorption liquid import of first membrane module (c1) of one-level film processing system (c) by pipeline successively with the
Seven valves (c2), the 4th pressure gauge (c3), the 3rd booster pump (c4), the 8th valve (c5), the first sulfuric acid storage tank (c6) are connected, the
The sulfuric acid absorption liquid outlet of one membrane module (c1) is pressed with the 9th valve (c7), second flowmeter (c8), the 5th successively by pipeline
Power table (c9), the first cooler (c10), the first sulfuric acid storage tank (c6) are connected；First membrane module of one-level film processing system (c)
(c1) wastewater outlet is connected with the tenth valve (c11) by pipeline, and the tenth valve (c11) is adjusted by pipeline and two grades of pH
Second wastewater disposal basin (d4) of system (d) is connected；
6., the sulfuric acid absorption liquid import of second membrane module (e1) of secondary membrane processing system (e) by pipeline successively with the
11 valves (e2), the 6th pressure gauge (e3), the 4th booster pump (e4), the 12nd valve (e5), the second sulfuric acid storage tank (e6) phase
Even, the sulfuric acid absorption liquid outlet of the second membrane module (e1) by pipeline successively with the 13rd valve (e7), the 3rd flowmeter (e8),
7th pressure gauge (e9), the second cooler (e10), the second sulfuric acid storage tank (e6) are connected；The membrane module of secondary membrane processing system (e)
(e1) waste water inlet is connected with the 4th flowmeter (e11), the 8th pressure gauge (e12), the 14th valve (e13) successively by pipeline
Connect, the wastewater outlet of second membrane module (e1) of secondary membrane processing system (e) passes through pipeline and threeway and the 15th valve (e14)
Connect with the 16th valve (e15)；15th valve (e14) is connected with the first wastewater disposal basin (a4) by pipeline, the 16th valve
(e15) connect the wastewater collection pipeline of Sewage Disposal.
2. the ammonia nitrogen waste water membrane separation process processing meanss that a kind of wiring board enterprise according to claim 1 discharges, its feature
It is：The accurate filter one (b1), accurate filter two (b3) are cylindrical housings, and housing is built with single or branched filter
Core.
3. the ammonia nitrogen waste water membrane separation process processing meanss that a kind of wiring board enterprise according to claim 1 discharges, its feature
It is：First membrane module (c1) is identical with the structure of the second membrane module (e1), wherein first membrane module (c1) includes
Membrane module shell (c12) and branched UF membrane post (c13), per putamina (c108) the upper end end of a UF membrane post (c13)
Waste water inlet (c105) is provided with, its upper end side portion is provided with absorbing liquid outlet (c107), and the end of putamina (c108) lower end is provided with useless
Water out (c112), its lower end sidepiece is provided with absorbing liquid import (c103), the putamina (c108) membrane tube (c109), membrane tube
(c109) it is built with (c113) layout of some second warp knittings and hydrophobic hollow fiber film silk (c110) that is distributed in the form of sheets, some
Hydrophobic hollow fiber film silk (c110) two ends are gone out with absorbing liquid in waste water inlet (c105) by filtering resin (c102) respectively
Between mouthful (c107), and the encapsulation of putamina (c108) between wastewater outlet (c112) and absorbing liquid import (c103) be connected；
The package assembling of upper end includes upper cover lid (c106), upper cover pipe (c101), and the package assembling of lower end has low head lid
(c104), low head pipe (c111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710001224.8A CN106517601A (en) | 2017-01-03 | 2017-01-03 | Membrane separation treatment device for ammonia-nitrogen wastewater discharged by circuit board enterprise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710001224.8A CN106517601A (en) | 2017-01-03 | 2017-01-03 | Membrane separation treatment device for ammonia-nitrogen wastewater discharged by circuit board enterprise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106517601A true CN106517601A (en) | 2017-03-22 |
Family
ID=58336799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710001224.8A Pending CN106517601A (en) | 2017-01-03 | 2017-01-03 | Membrane separation treatment device for ammonia-nitrogen wastewater discharged by circuit board enterprise |
Country Status (1)
| Country | Link |
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| CN (1) | CN106517601A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2565749A (en) * | 2017-06-13 | 2019-02-27 | Univ Cranfield | Ammonia Separation |
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|---|---|---|---|---|
| US20010033816A1 (en) * | 1997-03-31 | 2001-10-25 | Blonigen Scott J. | Apparatus and method for ammonia removal from waste streams |
| CN101602555A (en) * | 2009-07-09 | 2009-12-16 | 天津市环海净源高科技开发有限公司 | High ammonia nitrogen water treatment method and equipment |
| CN202105597U (en) * | 2011-05-31 | 2012-01-11 | 杭州凯洁膜分离技术有限公司 | Ammonia-nitrogen separation film component |
| CN103183430A (en) * | 2013-04-03 | 2013-07-03 | 江苏夏航环境工程有限公司 | Device for treating ammonia nitrogen wastewater by utilizing direct contact type degassing membrane technology |
| CN103274540A (en) * | 2013-04-03 | 2013-09-04 | 湖南水木科技有限公司 | Alternative circulation high-ammonia-nitrogen wastewater processing and recovering method, and system apparatus thereof |
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2017
- 2017-01-03 CN CN201710001224.8A patent/CN106517601A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010033816A1 (en) * | 1997-03-31 | 2001-10-25 | Blonigen Scott J. | Apparatus and method for ammonia removal from waste streams |
| CN101602555A (en) * | 2009-07-09 | 2009-12-16 | 天津市环海净源高科技开发有限公司 | High ammonia nitrogen water treatment method and equipment |
| CN202105597U (en) * | 2011-05-31 | 2012-01-11 | 杭州凯洁膜分离技术有限公司 | Ammonia-nitrogen separation film component |
| CN103183430A (en) * | 2013-04-03 | 2013-07-03 | 江苏夏航环境工程有限公司 | Device for treating ammonia nitrogen wastewater by utilizing direct contact type degassing membrane technology |
| CN103274540A (en) * | 2013-04-03 | 2013-09-04 | 湖南水木科技有限公司 | Alternative circulation high-ammonia-nitrogen wastewater processing and recovering method, and system apparatus thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2565749A (en) * | 2017-06-13 | 2019-02-27 | Univ Cranfield | Ammonia Separation |
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