CN204400744U - Tertiary iron phosphate rinse water recycling and processing device - Google Patents
Tertiary iron phosphate rinse water recycling and processing device Download PDFInfo
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- CN204400744U CN204400744U CN201520034181.XU CN201520034181U CN204400744U CN 204400744 U CN204400744 U CN 204400744U CN 201520034181 U CN201520034181 U CN 201520034181U CN 204400744 U CN204400744 U CN 204400744U
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- backwash
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Abstract
The utility model is tertiary iron phosphate rinse water recycling and processing devices, and its structure comprises preprocessing system (1), uf processing system (2), reverse osmosis concentrated compression system (3).Advantage: (1) for the feature of tertiary iron phosphate rinse water and the water yield large, wherein institute is nitrogenous, it is low that the compositions such as phosphorus recycle concentration, but affect reuse, the design that contaminate environment is carried out, (2) preprocessing system is utilized, uf processing system, reverse osmosis concentrated compression system recycles tertiary iron phosphate rinse water, (3) pollution problem of tertiary iron phosphate rinse water is solved, process water outlet reaches water of productive use requirement and obtains reuse, (4) concentrated solution of tertiary iron phosphate rinse water is convenient to again process together with tertiary iron phosphate mother liquor, generate chemical fertilizer, reach and not only facilitate useful element to reclaim but also the object of economizing on water.
Description
Technical field
The utility model relates to tertiary iron phosphate rinse water recycling and processing device, belong to the technical field of Industrial Wastewater Treatment.
Background technology
Tertiary iron phosphate is the desirable precursor material of anode material for lithium-ion batteries, the rinse water of a large amount of middle lower concentration can be produced in the production process of tertiary iron phosphate, containing part nitrogen, phosphorus and other inorganic salt in water, direct discharge can pollute surrounding environment, wastes again a large amount of water resourcess simultaneously.Current usual method tertiary iron phosphate rinse water is carried out together with tertiary iron phosphate mother liquor simple chemical denitrogenation dephosphorizing process, and treatment effect is more difficult on the one hand reaches emission standard, wastes again effective constituent in a large amount of water resourcess and water on the other hand.Rational method is the effective constituent in recycle-water and water, but, if tertiary iron phosphate rinse water and tertiary iron phosphate produced, process for producing together with mother liquor is nitrogenous, the fertilizer of phosphorus, effective constituent in tertiary iron phosphate rinse water is on the low side again, production efficiency is low, need to recycle tertiary iron phosphate rinse water, be conducive to by concentrated the synthesis together carrying out fertilizer with mother liquor, reclaim a large amount of water of productive use simultaneously.
Summary of the invention
The utility model proposes a kind of tertiary iron phosphate rinse water recycling and processing device, its object to be intended to for the tertiary iron phosphate rinse water water yield greatly, wherein the composition such as nitrogenous, the phosphorus of institute to recycle concentration low, but affect the feature of reuse, contaminate environment, utilize preprocessing system, uf processing system, reverse osmosis concentrated compression system to recycle tertiary iron phosphate rinse water.Tertiary iron phosphate rinse water NH before process
3-N 100 ~ 750mg/L, TP 180 ~ 500mg/L, produce water NH after process
3-N 5 ~ 10 mg/L, TP 1 ~ 5mg/L, concentrated solution NH
3-N 1000 ~ 7500 mg/L, TP 1800 ~ 5000mg/L, clearance reaches 95 ~ 98%, brine waste TDS 1340 ~ 7370mg/L before process, water outlet TDS 27 ~ 134mg/L after process, concentrated solution TDS13400 ~ 73700 mg/L, clearance reaches 98%, it not only solves the pollution problem of tertiary iron phosphate rinse water, process water outlet reaches water of productive use requirement and obtains reuse, the concentrated solution of tertiary iron phosphate rinse water is convenient to again carry out chemical fertilizer recycling follow-up together with tertiary iron phosphate mother liquor simultaneously, reach and not only facilitate useful element to reclaim but also the object of economizing on water, for the development of enterprise is laid a good foundation.
Technical solution of the present utility model: tertiary iron phosphate rinse water recycling and processing device, its structure comprises preprocessing system (1), uf processing system (2), reverse osmosis concentrated compression system (3); The wherein PT of preprocessing system (1)
bWINthe UF of backwash refluxing opening and uf processing system (2)
bWOUTbackwash water port connects, the PT of preprocessing system (1)
oUTthe UF of water outlet and uf processing system (2)
iNwater-in connects, the UF of uf processing system (2)
oUTthe RO of water outlet and reverse osmosis concentrated compression system (3)
iNwater-in connects; Described preprocessing system (1) connects tertiary iron phosphate rinsing water pipe (WW), shore pipe (SW) respectively; Described reverse osmosis concentrated compression system (3) is delivered a child fisheries water pipe (PW), rinse water concentrated solution pipe (CL) respectively.
Advantage of the present utility model: (1) for the feature of tertiary iron phosphate rinse water and the water yield large, wherein institute is nitrogenous, it is low that the compositions such as phosphorus recycle concentration, but affect reuse, the design that contaminate environment is carried out, (2) preprocessing system is utilized, uf processing system, reverse osmosis concentrated compression system recycles tertiary iron phosphate rinse water, (3) pollution problem of tertiary iron phosphate rinse water is solved, process water outlet reaches water of productive use requirement and obtains reuse, (4) concentrated solution of tertiary iron phosphate rinse water is convenient to again process together with tertiary iron phosphate mother liquor, generate chemical fertilizer, reach and not only facilitate useful element to reclaim but also the object of economizing on water.
Accompanying drawing explanation
Accompanying drawing 1 is the overall structure schematic diagram of tertiary iron phosphate rinse water recycling and processing device.
Accompanying drawing 2 is structural representations of tertiary iron phosphate rinse water recycling and processing device.
Accompanying drawing 3 is water balance figure of the embodiment of tertiary iron phosphate rinse water recycling and processing device and method thereof.
In accompanying drawing 1 represents that preprocessing system, 2 represents that uf processing system, 3 represents reverse osmosis concentrated compression system; WW represents tertiary iron phosphate rinsing water pipe, SW represents shore pipe (between the dehydration of decontaminated water treatment station), PW represents water of productive use pipe, CL represents rinse water concentrated solution pipe (recycling together with tertiary iron phosphate mother liquor); PT
oUTrepresent water outlet, the PT of preprocessing system 1
bWINrepresent backwash refluxing opening, the UF of preprocessing system 1
iNrepresent water-in, the UF of uf processing system 2
oUTrepresent water outlet, the UF of uf processing system 2
bWOUTrepresent backwash water outlet, the RO of uf processing system 2
iNrepresent the water-in of reverse osmosis concentrated compression system 3; T
1represent rinsing pond, T
2represent accelerator, T
3represent clean water basin, T
4represent that water tank, T are produced in ultrafiltration
5represent reverse osmosis produced water tank, T
6represent the dense water tank of first-stage reverse osmosis; E
1represent more medium filter, E
2represent self-cleaning filter, E
3represent ultra-filtration equipment, E
4represent cartridge filter, the E of first-stage reverse osmosis
5represent first-stage reverse osmosis device, E
6represent cartridge filter, the E of dense water reverse osmosis
7represent dense water reverse osmosis unit; D
1represent NaOH/PAC/ PAM/ sterilant throwing device, D
2represent ultrafiltration on-line cleaning chemicals dosing plant, D
3represent the reductive agent/Scale inhibitors/non-oxidative antimicrobial throwing device, D of first-stage reverse osmosis
4represent the scale inhibitor feeding device of dense water reverse osmosis; B
1represent the backwash blower fan of more medium filter; P
1represent raw water pump, P
2represent filtered water pump, P
3represent backwash water pump, the P of more medium filter
4represent backwash water pump, the P of ultrafiltration
5represent service pump, the P of first-stage reverse osmosis
6represent high-pressure pump, the P of first-stage reverse osmosis
7represent service pump, the P of dense water reverse osmosis
8represent the high-pressure pump of dense water reverse osmosis.
Embodiment
Contrast accompanying drawing 1, tertiary iron phosphate rinse water recycling and processing device, its structure comprises preprocessing system 1, uf processing system 2, reverse osmosis concentrated compression system 3; The wherein backwash refluxing opening PT of preprocessing system 1
bWINwith the backwash water port UF of uf processing system 2
bWOUTconnect, the water outlet PT of preprocessing system 1
oUTwith the water-in UF of uf processing system 2
iNconnect, the water outlet UF of uf processing system 2
oUTwith the water-in RO of reverse osmosis concentrated compression system 3
iNconnect; Described preprocessing system 1 is connected between the dehydration of tertiary iron phosphate rinsing water pipe WW, shore pipe SW(decontaminated water treatment station respectively); Described reverse osmosis concentrated compression system 3 is connected to water of productive use pipe PW respectively, rinse water concentrated solution pipe CL(recycles together with tertiary iron phosphate mother liquor).
Contrast accompanying drawing 2, preprocessing system 1, its structure comprises rinsing pond T
1, accelerator T
2, clean water basin T
3, more medium filter E
1, self-cleaning filter E
2, NaOH/PAC/PAM/ sterilant throwing device D
1, raw water pump P
1, filtered water pump P
2, more medium filter backwash water pump P
3, more medium filter backwash blower fan B
1; Wherein tertiary iron phosphate rinsing water pipe WW receives rinsing pond T
1water-in, rinsing pond T
1water outlet by raw water pump P
1receive accelerator T
2water-in, NaOH/PAC/PAM/ sterilant throwing device D
1also accelerator T is received
2water-in, accelerator T
2spoil disposal through between the dehydration of shore pipe SW decontaminated water treatment station, accelerator T
2water outlet connect clean water basin T
3water-in, clean water basin T
3water outlet by filtered water pump P
2be connected to more medium filter E
1water-in, clean water basin T
3water outlet by the backwash water pump P of more medium filter
3be connected to more medium filter E
1backwash water-in, the backwash blower fan B of more medium filter
1be connected to more medium filter E
1backwash blast inlet, more medium filter E
1water outlet by self-cleaning filter E
2to the water outlet PT of preprocessing system 1
oUT, more medium filter E
1with self-cleaning filter E
2backwash water port be all connected to rinsing pond T
1backwash refluxing opening (the i.e. backwash refluxing opening PT of preprocessing system 1
bWIN).
Contrast accompanying drawing 2, uf processing system 2, its structure comprises ultra-filtration equipment E
3, ultrafiltration produces water tank T
4, ultrafiltration on-line cleaning chemicals dosing plant D
2, ultrafiltration backwash water pump P
4; The wherein water-in UF of uf processing system 2
iNconnect ultra-filtration equipment E
3water-in, ultra-filtration equipment E
3water outlet receive ultrafiltration and produce water tank T
4water-in, water tank T is produced in ultrafiltration
4a water outlet through the backwash water pump P of ultrafiltration
4be connected to ultra-filtration equipment E
3backwash water-in, ultrafiltration on-line cleaning chemicals dosing plant D
2also ultra-filtration equipment E is connected
3backwash water-in, ultra-filtration equipment E
3backwash water outlet be connected to the backwash water outlet UF of uf processing system 2
bWOUT, water tank T is produced in ultrafiltration
4another water outlet receive the water outlet UF of uf processing system 2
oUT.
Contrast accompanying drawing 2, reverse osmosis concentrated compression system 3, its structure comprises the cartridge filter E of first-stage reverse osmosis
4, first-stage reverse osmosis device E
5, dense water reverse osmosis cartridge filter E
6, dense water reverse osmosis unit E
7, reverse osmosis produced water tank T
5, the dense water tank T of first-stage reverse osmosis
6, first-stage reverse osmosis reductive agent/Scale inhibitors/non-oxidative antimicrobial throwing device D
3, dense water reverse osmosis scale inhibitor feeding device D
4, first-stage reverse osmosis service pump P
5, first-stage reverse osmosis high-pressure pump P
6, dense water reverse osmosis service pump P
7, dense water reverse osmosis high-pressure pump P
8; The wherein water-in RO of reverse osmosis concentrated compression system 3
iNby the service pump P of first-stage reverse osmosis
5be connected to the cartridge filter E of first-stage reverse osmosis
4water-in, the reductive agent/Scale inhibitors/non-oxidative antimicrobial throwing device D of first-stage reverse osmosis
3also the cartridge filter E of first-stage reverse osmosis is connected to
4water-in, the cartridge filter E of first-stage reverse osmosis
4water outlet by the high-pressure pump P of first-stage reverse osmosis
6be connected to first-stage reverse osmosis device E
5water-in, first-stage reverse osmosis device E
5the product mouth of a river be connected to reverse osmosis produced water tank T
5water-in, dense water reverse osmosis unit E
7the product mouth of a river be also connected to reverse osmosis produced water tank T
5water-in, reverse osmosis produced water tank T
5water outlet be connected with water of productive use pipe PW, first-stage reverse osmosis device E
5dense water out be connected to the dense water tank T of first-stage reverse osmosis
6water-in, the dense water tank T of first-stage reverse osmosis
6water outlet by the service pump P of dense water reverse osmosis
7be connected to the cartridge filter E of dense water reverse osmosis
6water-in, the scale inhibitor feeding device D of dense water reverse osmosis
4also the cartridge filter E of dense water reverse osmosis is connected to
6water-in, the cartridge filter E of dense water reverse osmosis
6water outlet by the high-pressure pump P of dense water reverse osmosis
8be connected to dense water reverse osmosis unit E
7water-in, dense water reverse osmosis unit E
7dense water out be connected with rinse water concentrated solution pipe CL.
Tertiary iron phosphate rinse water recovery and treatment method, comprises the steps:
1) tertiary iron phosphate rinse water remove part heavy metal contaminants and suspended substance by preprocessing system, isolate the process of spoil disposal decontaminated water treatment station, protect follow-up uf processing system;
2) remove pollutent and suspended substance further by uf processing system, make it the inflow requirement reaching reverse osmosis concentrated compression system, its backwash draining returns preprocessing system row relax again;
3) desalting treatment is carried out by reverse osmosis concentrated compression system, effluent reuse, the rinse water concentrated solution of reverse osmosis concentrated compression system goes tertiary iron phosphate mother liquid disposal system to recycle, and finally reaches and has both reclaimed water of productive use, is beneficial to again the object of the nitrogen in subsequent rinse water, phosphorus recovery.
Described 1) tertiary iron phosphate rinse water are by preprocessing system, and specifically tertiary iron phosphate rinse water pass through rinsing pond, raw water pump, accelerator, clean water basin, filtered water pump, more medium filter, self-cleaning filter successively until the water outlet of preprocessing system 1.Wherein rinsing pond receives tertiary iron phosphate rinse water, the backwash draining of more medium filter, the backwash draining of self-cleaning filter, the backwash draining of ultra-filtration equipment, carries out the balanced of water quality and the water yield; Raw water pump is by waste water lifting; Accelerator, by adding NaOH/PAC/ PAM/ sterilant, carries out flocculating, precipitating, and removes part heavy metal contaminants and suspended substance, processes between the dehydration of spoil disposal decontaminated water treatment station; The water outlet of accelerator enters clean water basin, the water outlet of clean water basin is pressurizeed through many filtered water pumps, and filter suspended substance by more medium filter, more medium filter regularly carries out air water backwash through the backwash water pump of more medium filter and backwash blower fan, the suspended substance that backwash is fallen to retain, ensures the normal work of more medium filter; Self-cleaning filter removes the suspended substance being greater than 150 microns further, and to ensure the work of subsequent ultrafiltration, the backwash draining of more medium filter and self-cleaning filter returns to rinsing pond and again processes.
Described 2) by uf processing system, specifically the water outlet of preprocessing system enters ultrafiltration through ultra-filtration equipment and produces water tank.Utilize the further elimination suspended substance of ultrafiltration, make the SDI of water outlet be less than 3, meet the inflow requirement of reverse osmosis, ultrafiltration periodic carries out water backwash, dosing backwash and chemical backwash, to ensure the normal work of ultrafiltration, the backwash draining of ultrafiltration returns preprocessing system and again processes.
Described 3) by reverse osmosis concentrated compression system, specifically the water outlet of uf processing system successively by the high-pressure pump of the cartridge filter of the service pump of first-stage reverse osmosis, first-stage reverse osmosis, first-stage reverse osmosis, first-stage reverse osmosis device to reverse osmosis produced water tank; The dense water of first-stage reverse osmosis device passes through the dense water tank of first-stage reverse osmosis, the service pump of dense water reverse osmosis, the cartridge filter of dense water reverse osmosis, the high-pressure pump of dense water reverse osmosis, dense water reverse osmosis unit successively to reverse osmosis produced water tank.Wherein the cartridge filter of first-stage reverse osmosis and dense water reverse osmosis is protected one-level and dense water reverse osmosis respectively; Reductive agent/Scale inhibitors/non-oxidative antimicrobial is added to protect first-stage reverse osmosis film before first-stage reverse osmosis; by first-stage reverse osmosis, desalting treatment is carried out to tertiary iron phosphate rinse water; when TDS is at 1340 ~ 7370mg/L; choosing the rate of recovery is 85 ~ 80%, and the product water of first-stage reverse osmosis carries out reuse to reverse osmosis produced water tank as water of productive use.Scale inhibitors is added to protect dense water reverse osmosis membrane before dense water reverse osmosis; the dense water of dense water reverse osmosis to first-stage reverse osmosis is utilized further to concentrate decrement; its rate of recovery selects 40 ~ 50%; the product water of dense water reverse osmosis also enters reverse osmosis produced water tank and carries out reuse as water of productive use, the dense water of dense water reverse osmosis and the concentrated solution of tertiary iron phosphate rinse water and tertiary iron phosphate mother liquor together carries out other nitrogen, phosphorus recycles.
Embodiment
For certain new forms of energy enterprise produces the project assorted tertiary iron phosphate rinse water recycling project of 30,000 tons of tertiary iron phosphates per year.
1. process the water yield
Tertiary iron phosphate waste water phosphoric acid iron mother liquor and tertiary iron phosphate rinse water, add up to 11500T/D, wherein tertiary iron phosphate mother liquor and the first five minute tertiary iron phosphate rinse water 1984T/D directly enter waste water station and carry out treatment for reuse, and tertiary iron phosphate rinse water after five minutes due to concentration low, first recycle, output water of productive use carries out reuse, concentrated solution decontaminated water treatment station treatment for reuse together with high-concentration phosphoric acid iron waste water of tertiary iron phosphate rinse water.The recycling of this tertiary iron phosphate rinse water is about to the tertiary iron phosphate rinse water after five minutes for water inlet water source.
Design flooding quantity is 9516T/D(396.5m
3/ h).
2. influent quality
Influent quality Main Numerical is as follows:
TDS does not also mark containing in other ion table a small amount of.
3. produce water and concentrated solution water quality, the water yield
Produce water and concentrated solution water quality, the water yield be as follows:
Reuse is carried out in the requirement that the product water water quality that tertiary iron phosphate rinse water recycle meets water of productive use completely, and the concentration of tertiary iron phosphate rinse water concentrated solution and tertiary iron phosphate mother liquor is suitable, is convenient to and tertiary iron phosphate mother liquor together process for producing chemical fertilizer.
4. technical process and water balance
Technical process is as follows:
Tertiary iron phosphate rinse water → former pond (rinsing pond) → raw water pump → accelerator → clean water basin → filtered water pump → more medium filter → self-cleaning filter → ultrafiltration → ultrafiltration is produced water tank → one-level RO service pump → one-level RO cartridge filter → one-level RO high-pressure pump → one-level RO device → RO and is produced water tank;
The dense water tank of the dense water → one-level RO of one-level RO → dense water RO service pump → dense water RO cartridge filter → dense water RO high-pressure pump → dense water RO device → RO produces water tank.
Concrete water balance figure is shown in accompanying drawing 3.
5. system main design parameters
(1) preprocessing system comprises:
Former pond (rinsing pond): 10m × 10m × 6m 1 (point 2 lattice, available depth 5m, total useful volume 500 m
3), concrete structural anticorrosion;
Raw water pump: Q=235m
3/ h, H=20m, N=22kW 3 (2 is standby with 1);
Accelerator: Q=480m
3/ h, Φ=12.4m 2; Supporting settling pond stirrer: impeller diameter=2m, (motor) N=3kW, (step-down gear) rotating speed=4.8 ~ 14.8rpm 2; Filling honeycomb sexangle inclined tube: internal diameter=80mm, level inclination=60 °, H=866mm, PP material 178m
2; Join mud scraper: Φ 7.5m, N=0.8kW; Join sludge pump (spiral pump): silt content 2 ~ 5%, Q=10m
3/ h, H=30m, N=3kW 3 (2 is standby with 1);
Mechanical clarifier medicine machine is as follows:
1. PAC chemicals dosing plant: PAC storage tank (band gas agitating): V=10m
3, carbon steel line with rubber 1, PAC discharging pump: Q=29m
3/ h, H=20m, N=5.5kW, fluoroplastics material 1, PAC batch meter (band N=0.37kW agitator): V=1.0 m
3, PE material 2, PAC volume pump (band frequency conversion): rice pauses sieve GM0050 type, Q=50L/h, P=1.0MPa, N=0.37kW, pump head material PVC 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
The entirety of 2. PAM chemicals dosing plant: automatic dissolving adds PAM device: meter Dun Luo automatically dissolves throwing device (complete assembly comprises hopper, dry powder cast feeder, dissolves case, curing box, liquid-storing box, stirrer, controlling box, automatic control alarm system) 1 cover, PAM volume pump (band frequency conversion): rice pauses sieve GM0120 type, Q=115L/h, P=0.7MPa, N=0.25kW, pump head material PVC 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
3. NaClO chemicals dosing plant: NaClO storage tank: V=10m
3, carbon steel line with rubber 1, NaClO discharging pump: Q=29m
3/ h, H=20m, N=5.5kW, fluoroplastics material 1, NaClO batch meter: V=1.0 m
3, PE material 1, NaClO volume pump (band frequency conversion): rice pauses sieve GM0025 type, Q=25L/h, P=1.2MPa, N=0.37kW, pump head material PVC 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
4. the molten medicine-chest of NaOH chemicals dosing plant: NaOH (band N=1.1kW agitator): V=5m3, carbon steel line with rubber 2, NaOH batch meter: V=1.0m3, PE material 2, NaOH dosing pump (band frequency conversion): rice pauses sieve GM0090 type, Q=85L/h, P=0.7MPa, N=0.37kW, pump head material PVC 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
Clean water basin: 10m × 10m × 6m 1 (point 2 lattice, available depth 5m, total useful volume 500 m
3), concrete structural anticorrosion;
Filtered water pump: Q=220m3/h, H=40m, N=37KW, flow passage components SS316L material 3 (2 is standby with 1);
More medium filter: Q=87.7m3/h, φ 3600mm × (straight section) 1800mm × 12mm(end socket 14mm), filling filtrate and bed course have: hard coal: particle diameter 0.8 ~ 1.2mm, H=300mm, fine quartz sand: particle diameter 0.45 ~ 0.6mm, H=800mm, rubble sand: particle diameter 1 ~ 2mm, H=100mm, carbon steel line with rubber material 6 (5 is standby with 1);
More medium filter backwash water pump: Q=440m3/h, H=25m, N=55KW 2 (1 is standby with 1);
The backwash blower fan of more medium filter: Q=25Nm3/min, P=0.07MPa, N=45KW 2 (1 is standby with 1);
Self-cleaning filter: Q=220m3/h, DN200mm, filtering accuracy 150 μm, endogenous backwash mode, filter screen SS316L material, anticorrosion 2 of body carbon steel.
(2) uf processing system comprises:
Ultrafiltration: clean product water Q=196.25m
3/ h, rate of recovery Re>=90%, supporting ultra-filtration membrane model: SN-CMF-0860-W, external-compression type, 50m
2/, 100/cover, design flux 39.25LMH, frame carbon steel is anticorrosion, 2 covers;
Hyperfiltration reverse-rinsing water pump (band frequency conversion): Q=440m3/h, H=25m, N=55KW, flow passage components SS316L material 2 (1 is standby with 1); Hyperfiltration reverse-rinsing cartridge filter: DN300mm, filtering accuracy 150 μm, filter screen SS316L material, anticorrosion 1 of body carbon steel; Hyperfiltration reverse-rinsing NaClO chemicals dosing plant: NaClO batch meter: V=1.0 m
3, PE material 1, NaClO volume pump (maintainability cleaning with): rice pauses sieve GB1000 type, Q=946L/h, P=0.35MPa, N=0.75kW, pump head material PVC 2 (1 is standby with 1), NaClO volume pump (backwash sterilization with): rice pauses sieve GM0170 type, Q=170L/h, P=0.7MPa, N=0.25kW, pump head material PVC 2 (1 is standby with 1), hyperfiltration reverse-rinsing HCl chemicals dosing plant: HCl batch meter: V=0.5 m
3, PE material 1, HCl volume pump: rice pauses sieve GM0240 type, Q=235L/h, P=0.7MPa, N=0.37kW, pump head material PVC 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
Ultrafiltration chemically-cleaning device: cleaning water tank (band N=45kW, 316L material electric heater): V=8 m
3, carbon steel line with rubber 1, flushing water pump: Q=170m3/h, H=25m, N=22KW, flow passage components SS316L material 1, filter rinsed: Q=170m3/h, filtering accuracy 5 μm, L=40 ", external diameter Φ=152mm, 5/platform, filter core PP material, body SS316L material 1;
Water tank is produced in ultrafiltration: anticorrosion 1 of V=500m3 carbon steel.
(3) reverse osmosis concentrated compression system comprises:
First-stage reverse osmosis working shaft: Q=196.2m3/h, H=30m, N=30KW, flow passage components SS316L material 3 (2 is standby with 1);
First-stage reverse osmosis chemicals dosing plant is as follows:
1. first-stage reverse osmosis Scale inhibitors chemicals dosing plant: Scale inhibitors batch meter (joining agitator): V=500L, PE material 1, anti-sealant dosing pump (band frequency conversion): rice pause sieve GM0010 type, Q=9L/h, P=1.2MPa, N=0.37kW, (1 is standby with 1 for pump head PVC material 2, female pipe adds), supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
2. first-stage reverse osmosis reductive agent chemicals dosing plant: reductant metering case (band N=0.55kW, SS316L material stirring device): V=500L, PE material 2, reductant metering pump (band frequency conversion): rice pause sieve GM0010 type, Q=9L/h, P=1.2MPa, N=0.37kW, (1 is standby with 1 for pump head PVC material 2, female pipe adds), supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
First-stage reverse osmosis cartridge filter: Q=98.1m3/h, SS304 material 4, supporting large flux foldable filter element: RIZONFLOW type, L=40 ", external diameter Φ=152mm, filtering accuracy be 5 μm, PP material 3/platform;
First-stage reverse osmosis high-pressure pump (band frequency conversion): Q=108.1m3/h, H=210m, N=110kW, flow passage components SS316L material 4;
First-stage reverse osmosis: produce water Q=80.95m3/h, rate of recovery Re>=82.5%, totally 4 covers, join BW30FR-400/34i type rolling RO film (TFC material, 37m for one section
2/) 84/cover, average flux 21.8LMH, join XFRLE-400/34i type rolling RO film (TFC material, 37m for two sections
2/) 42/cover, average flux 8.67LMH, supporting RO putamina (600psi, FRP material) 8 " × 6 21, cores/cover, 14:7 arrangement, frame carbon steel is anticorrosion;
Reverse osmosis produced water tank: anticorrosion 1 of V=500m3 carbon steel;
First-stage reverse osmosis wash-water pump: Q=112m3/h, H=30m, N=15kW, flow passage components SS304 material 1;
First-stage reverse osmosis washing unit: cleaning water tank (band N=45kW, SS316L material electric heater): V=8 m
3, carbon steel line with rubber 1, flushing water pump: Q=112m3/h, H=40m, N=22KW, flow passage components SS316L material 1, cleaning cartridge filter: Q=224m3/h, SS304 material 1, supporting large flux foldable filter element: RIZONFLOW type, L=40 ", external diameter Φ=152mm, filtering accuracy be 5 μm, PP material 5/platform;
The dense water tank of first-stage reverse osmosis: V=100m
3, anticorrosion 1 of carbon steel;
Dense water reverse osmosis working shaft: Q=70m3/h, H=30m, N=11kW, flow passage components SS316L material 2 (1 is standby with 1);
Dense water reverse osmosis antisludging agent chemicals dosing plant: Scale inhibitors batch meter: V=500L, PE material 1, anti-sealant dosing pump (band frequency conversion): rice pauses sieve GM0010 type, Q=9L/h, P=1.2MPa, N=0.37kW, pump head PVC material 2 (1 is standby with 1), and supporting y-type filter, pulse buffer, safety valve, reverse checkvalve etc., the anticorrosion frame of carbon steel, local control box 1 overlap;
Dense water reverse osmosis cartridge filter: Q=70m3/h, SS304 material 1, supporting large flux foldable filter element: RIZONFLOW type, L=40 ", external diameter Φ=152mm, filtering accuracy be 5 μm, PP material 2/platform;
Dense water reverse osmosis high-pressure pump (band frequency conversion): Q=33m3/h, H=440m, N=75kW, flow passage components SS316L 1; Supporting energy recycle device: PX-220, Q=45.73m3/h; Supporting recycle pump: Q=45m3/h, H=30m, N=7.5kW, inlet pressure 40.7bar, flow passage components SS316L 1;
Dense water reverse osmosis: produce water Q=33m3/h, rate of recovery Re>=48%, totally 1 cover, joins SW30ULEi type rolling RO film (TFC material, 37m
2/) 70/cover, average flux 12.68LMH, supporting RO putamina (1000psi, FRP material) 8 " arrangement of × 7 10, cores/cover, single hop, frame carbon steel is anticorrosion; The backwash of dense water reverse osmosis and matting and first-stage reverse osmosis share.
(4) supporting in addition:
Instrument valve compressed air reservoir: V=3m
3, Q235R material 1, technique compressed air reservoir: V=5m
3, Q235R material 1; DCS Controlling System, instrument, valve, pipeline, installing material etc.
Claims (4)
1. tertiary iron phosphate rinse water recycling and processing device, is characterized in that comprising preprocessing system (1), uf processing system (2), reverse osmosis concentrated compression system (3); The wherein PT of preprocessing system (1)
bWINthe UF of backwash refluxing opening and uf processing system (2)
bWOUTbackwash water port connects, the PT of preprocessing system (1)
oUTthe UF of water outlet and uf processing system (2)
iNwater-in connects, the UF of uf processing system (2)
oUTthe RO of water outlet and reverse osmosis concentrated compression system (3)
iNwater-in connects; Described preprocessing system (1) connects tertiary iron phosphate rinsing water pipe (WW), shore pipe (SW) respectively; Described reverse osmosis concentrated compression system (3) is delivered a child fisheries water pipe (PW), rinse water concentrated solution pipe (CL) respectively.
2. tertiary iron phosphate rinse water recycling and processing device according to claim 1, is characterized in that the tertiary iron phosphate rinsing water pipe (WW) in described preprocessing system (1) meets rinsing pond (T
1) water-in, the water outlet in rinsing pond passes through P
1raw water pump, NaOH/PAC/PAM/ sterilant throwing device (D
1) meet accelerator (T
2) water-in, the spoil disposal of accelerator through between the dehydration of shore pipe (SW) decontaminated water treatment station, accelerator (T
2) water outlet connect clean water basin (T
3) water-in, clean water basin (T
3) water outlet passed through P
2water-filtering pump is connected to more medium filter (E
1) water-in, clean water basin (T
3) water outlet by the P of more medium filter
3backwash water pump is connected to more medium filter (E
1) backwash water-in, the backwash blower fan (B of more medium filter
1) be connected to more medium filter (E
1) backwash blast inlet, more medium filter (E
1) water outlet by self-cleaning filter (E
2) meet the PT of preprocessing system (1)
oUTwater outlet, more medium filter (E
1) and self-cleaning filter (E
2) backwash water port receive rinsing pond (T
1) backwash refluxing opening, i.e. the PT of preprocessing system (1)
bWINbackwash refluxing opening.
3. tertiary iron phosphate rinse water recycling and processing device according to claim 1, is characterized in that the UF of described uf processing system (2)
iNwater-in connects ultra-filtration equipment (E
3) water-in, ultra-filtration equipment (E
3) water outlet connect ultrafiltration and produce water tank (T
4) water-in, water tank (T is produced in ultrafiltration
4) a water outlet through the P of ultrafiltration
4backwash water pump meets ultra-filtration equipment (E
3) backwash water-in, ultrafiltration on-line cleaning chemicals dosing plant (D
2) also meet ultra-filtration equipment (E
3) backwash water-in, ultra-filtration equipment (E
3) backwash water outlet be connected to the UF of uf processing system (2)
bWOUTbackwash water outlet, water tank (T is produced in ultrafiltration
4) another water outlet meet the UF of uf processing system (2)
oUTwater outlet.
4. tertiary iron phosphate rinse water recycling and processing device according to claim 1, is characterized in that the RO of described reverse osmosis concentrated compression system (3)
iNwater-in is by the P of first-stage reverse osmosis
5service pump meets the cartridge filter (E of first-stage reverse osmosis
4) water-in, the reductive agent/Scale inhibitors/non-oxidative antimicrobial throwing device (D of first-stage reverse osmosis
3) be also connected to the cartridge filter (E of first-stage reverse osmosis
4) water-in, the cartridge filter (E of first-stage reverse osmosis
4) water outlet by the P of first-stage reverse osmosis
6high-pressure pump meets first-stage reverse osmosis device (E
5) water-in, first-stage reverse osmosis device (E
5) the product mouth of a river meet reverse osmosis produced water tank (T
5) water-in, dense water reverse osmosis unit (E
7) the product mouth of a river also meet reverse osmosis produced water tank (T
5) water-in, reverse osmosis produced water tank (T
5) water outlet be connected with water of productive use pipe (PW), first-stage reverse osmosis device (E
5) dense water out meet the dense water tank (T of first-stage reverse osmosis
6) water-in, the dense water tank (T of first-stage reverse osmosis
6) water outlet by the P of dense water reverse osmosis
7service pump meets the cartridge filter (E of dense water reverse osmosis
6) water-in, the scale inhibitor feeding device (D of dense water reverse osmosis
4) also meet the cartridge filter (E of dense water reverse osmosis
6) water-in, the cartridge filter (E of dense water reverse osmosis
6) water outlet by the P of dense water reverse osmosis
8high-pressure pump meets dense water reverse osmosis unit (E
7) water-in, dense water reverse osmosis unit (E
7) dense water out be connected with rinse water concentrated solution pipe (CL).
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| CN201520034181.XU CN204400744U (en) | 2015-01-19 | 2015-01-19 | Tertiary iron phosphate rinse water recycling and processing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520034181.XU CN204400744U (en) | 2015-01-19 | 2015-01-19 | Tertiary iron phosphate rinse water recycling and processing device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104671496A (en) * | 2015-01-19 | 2015-06-03 | 山东国信环境系统股份有限公司 | Iron phosphate rinsing water recycling device and method |
| CN108975540A (en) * | 2018-08-24 | 2018-12-11 | 珠海格力电器股份有限公司 | Water purification system and water purifier |
| CN113772785A (en) * | 2021-09-23 | 2021-12-10 | 苏州华辰净化股份有限公司 | Method and system for treating phosphoric acid waste liquid |
| CN113860548A (en) * | 2021-09-28 | 2021-12-31 | 四川思达能环保科技有限公司 | Treatment system and treatment method for rinsing water for producing anhydrous iron phosphate |
| CN113860547A (en) * | 2021-09-28 | 2021-12-31 | 四川思达能环保科技有限公司 | Treatment system and treatment method for mother liquor for producing anhydrous iron phosphate |
| CN114314988A (en) * | 2021-12-31 | 2022-04-12 | 中化(浙江)膜产业发展有限公司 | Iron phosphate wastewater treatment and salt recovery system and method |
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2015
- 2015-01-19 CN CN201520034181.XU patent/CN204400744U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104671496A (en) * | 2015-01-19 | 2015-06-03 | 山东国信环境系统股份有限公司 | Iron phosphate rinsing water recycling device and method |
| CN108975540A (en) * | 2018-08-24 | 2018-12-11 | 珠海格力电器股份有限公司 | Water purification system and water purifier |
| CN108975540B (en) * | 2018-08-24 | 2023-09-22 | 珠海格力电器股份有限公司 | Water purification system and water purifier |
| CN113772785A (en) * | 2021-09-23 | 2021-12-10 | 苏州华辰净化股份有限公司 | Method and system for treating phosphoric acid waste liquid |
| CN113860548A (en) * | 2021-09-28 | 2021-12-31 | 四川思达能环保科技有限公司 | Treatment system and treatment method for rinsing water for producing anhydrous iron phosphate |
| CN113860547A (en) * | 2021-09-28 | 2021-12-31 | 四川思达能环保科技有限公司 | Treatment system and treatment method for mother liquor for producing anhydrous iron phosphate |
| CN114314988A (en) * | 2021-12-31 | 2022-04-12 | 中化(浙江)膜产业发展有限公司 | Iron phosphate wastewater treatment and salt recovery system and method |
| CN114314988B (en) * | 2021-12-31 | 2024-04-05 | 中膜(浙江)环保科技有限公司 | Ferric phosphate wastewater treatment and salt recovery system and method |
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Effective date of registration: 20160314 Address after: 518000 Futian District, Shenzhen, north of the stone garden, North Street, CBC Century Business Center, block A, 713 Patentee after: SHENZHEN HUAHONG QINGYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Address before: 253071 eastern part of Bei Fu Road, Dezhou Economic Development Zone, Shandong Patentee before: Shandong Guoxin Environmental Systems Co., Ltd. |