CN209178169U - Semi-coke high concentrated organic wastewater recycling treatment system - Google Patents
Semi-coke high concentrated organic wastewater recycling treatment system Download PDFInfo
- Publication number
- CN209178169U CN209178169U CN201822009476.8U CN201822009476U CN209178169U CN 209178169 U CN209178169 U CN 209178169U CN 201822009476 U CN201822009476 U CN 201822009476U CN 209178169 U CN209178169 U CN 209178169U
- Authority
- CN
- China
- Prior art keywords
- tower
- phenol
- semi
- water
- organic wastewater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Water Treatment By Sorption (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model relates to a kind of semi-coke high concentrated organic wastewater recycling treatment systems, it includes that pretreatment unit, ammonia still process mention phenol processing unit and refined filtration adsorption treatment unit, and pretreatment unit, ammonia still process mention phenol processing unit and refined filtration adsorption treatment unit is sequentially connected;The utility model can effectively be handled semi-coke wastewater, ammonia nitrogen contained in semi-coke wastewater, phenol, oil recycling is carried out as byproduct simultaneously to recycle, considerably reduce the operating cost of environmental protecting device, it is especially pronounced to later period industrial applications effect, it realizes that oil droplet mutually becomes continuous phase with water droplet oil dispersed, guarantees oil-containing index request in water.
Description
Technical field
The utility model belongs to water-treatment technology field, in particular to semi-coke high concentrated organic wastewater recycling treatment system
System.
Background technique
Semi-coke wastewater is also known as semicoke waste water, refers to low-disintegration coal in middle low temperature distillation (about 600~800 DEG C) process and coal
Gas purification, a kind of industrial wastewater for being formed during the quenching of semi-coke steam, the waste water have " four high one is few " (high COD, high oil,
High ammonia nitrogen, high phenol, waste water yield are few) the characteristics of, wherein contain difficult to degrade, the highly toxic substance of a large amount of complicated component,
Such as ammonia, phenol, petroleum-type substance, during quenching, this partial contamination substance is largely attached in semi-coke, is seriously affected
Quality of the semi-coke as clean fuel.
Phenol contained by semi-coke wastewater, petroleum substance be it is a kind of be more toxic, the organic substance of degradability difference, exist for a long time
Aggregation can cause serious harm to human health and the ecological balance in environment, and phenol wastewater is arranged in China's water pollution thus
One of the harmful waste water solved for emphasis.On the one hand pollutant load can be minimized by administering industrial phenol wastewater, reach it
To national emission standard;On the other hand it is then to try to recycle the substances such as valuable phenol, ammonia, petroleum-type in water, realizes money
Source regeneration.
Ammonia nitrogen, phenol, petroleum substance in waste water if can purify out ammonium hydroxide, carbolic oil is made and if will become and can sell production
Product, while clear water quenching water can reach using biochemical (being not necessarily to special biochemical process at this time) by treated waste water
Or reach outlet index, if can reach industrial reuse standard (as circulating cooling make-up water reuse) by advanced treating again, this is right
For the semi-coke enterprise and coal tar hydrogenating enterprise of northern Shensi, it can not only solve enterprise and produce the environmental issue faced, while be enterprise
Industry is brought certain benefit (the carbolic oil product of ammonium hydroxide and recycling), and the water of reuse is even more more lumping weight to the North Shaanxi of serious water shortage
It wants.
Based on the above reasons, high concentrated organic wastewater progress comprehensive resource processing will be given off in semi-coke production process to compel
In the eyebrows and eyelashes, under the policy that environmental protection is increasingly kept under strict control, there is profound influence to semi-coke enterprise.Project have great social effect and
Environment protection significance, at the same recycle ammonia, carbolic oil can part offset operating cost, real meaning is also achieved using semi-coke after clear water quenching
The clean fuel of justice.
And still mature semi-coke wastewater treatment process, most semi-coke enterprises are not passed through directly both at home and abroad at present
It is used after crossing simple oil removing as coke quenching water, has seriously affected semi-coke quality.Only a few has treatment measures, processing method master
The similar coking waste water treatment process of water quality, but severe 10 times of the water-quality ratio coking wastewater of semi-coke wastewater are used for reference, waste water can give birth to
The property changed is worse, meanwhile, all there are some serious problems in various treatment process, such as a cost of investment in popularization and application at present
Height, the poisoning of operating cost height, severe reaction conditions, extractant dirty stifled or fouling, ammonia still process pipeline blockage, fluctuation of service etc. are asked
The problem of topic, this is also semi-coke wastewater process field urgent need to resolve.
Utility model content
In order to overcome present the problems of semi-coke wastewater treatment process, the utility model provides a kind of processing water
The semi-coke high concentrated organic wastewater recycling treatment system that matter is good, stable and contamination-free generates.
The technical scheme adopted by the utility model is
A kind of processing system of semi-coke high concentrated organic wastewater recycling processing method, including pretreatment unit 1, ammonia still process mention
Phenol processing unit 2 and refined filtration adsorption treatment unit 3, pretreatment unit 1, ammonia still process mention at phenol processing unit 2 and refined filtration absorption
Reason unit 3 is sequentially connected;
Pretreatment unit 1, to semi-coke high concentrated organic wastewater through heavy oil separation, multiphase flow separation, flocculating setting, double media
Pretreatment is completed after filtering and high-precision coalescence water-oil separating processing;
Ammonia still process mentions phenol processing unit 2, is connected to the liquid outlet of pretreatment unit 1, steams to pretreated water reuse heat
The heat transfer of vapour current-carrying, counter-current extraction make carbolic oil, water separation, realize that deamination mentions phenol;
Refined filtration adsorption treatment unit 3, the liquid outlet for mentioning phenol processing unit 2 with ammonia still process is connected to, to deamination mention after phenol waste water into
Row refined filtration, depth dephenolize.
Further limit, the pretreatment unit 1 include sequentially connected pretreatment unit 11, polyphase flow separator 12,
Coagulation device 13, double medium filters 14 and a refined filtration filter 15.
Further limit, the polyphase flow separator 12 include shell 121, coalescer 123, porous calm plate 122 and
Split-phase inclined plate 124,121 one side of shell are equipped with organic wastewater entrance, and 121 other side bottom surface of shell goes out equipped with water phase
Mouthful, the porous calm plate 122 and several coalescers 123 are successively set on organic wastewater entrance and water phase in 121 inner cavity of shell
Between outlet, the lower half of 121 inner cavity of shell is arranged in the split-phase inclined plate 124, is located at water phase and exports the other side.
It further limits, the tilt angle of the split-phase inclined plate 124 is 45~75 °.
It further limits, the split-phase inclined plate 124 is segmental orifice plate.
It further limits, the notch of the split-phase inclined plate 124 is provided with the position that top is contacted with housing cavity.
It further limits, the refined filtration adsorption treatment unit 3 includes sequentially connected RL- superhigh precision oil water separator 31
With resin adsorption device 32, the resin adsorption device 32 carries out adsorption bleaching, the absorption dress using macroporous resin adsorption column
It sets 32 and mentions phenol processing unit 2 with ammonia still process and connect.
The semi-coke high concentrated organic wastewater recycling treatment system of the utility model, mainly by pretreatment, ammonia still process dephenolize,
Refined filtration decoloration process combine, realize semi-coke wastewater comprehensive resource processing, compared with prior art, the utility model it is beneficial
Effect is:
1, effectively semi-coke wastewater can be handled, while ammonia nitrogen contained in semi-coke wastewater, phenol, oil is returned
It is incorporated as recycling for byproduct, considerably reduces the operating cost of environmental protecting device, it is especially pronounced to later period industrial applications effect.
2, using multiphase flow separation, dedicated coalescence technology, waterborne oily and underwater oil efficiently separate is realized;It is set in device
Water-In-Oil, oil-in-water partial size molecule are high in the abundant liquid in future of the components such as eddy flow pre-separation, flow pattern adjustment, coalescent pack, inclined plate
Effect separation, then core component is relied on efficiently to be coalesced, it realizes that oil droplet mutually becomes continuous phase with water droplet oil dispersed, guarantees to contain in water
Oil index requirement.
3, the phenol extraction agent that mentions of the utility model cooperates with regeneration with resin regeneration agent and shares, and resin uses a period of time benefit
It is handled and is activated with extractant regeneration, return to extraction tower 22 later, realized that dephenolize extractant and resin regeneration agent share regeneration, make to take off
Color technique proposes phenol technique perfection with ammonia still process and couples, and simplifies process, and be more advantageous to macromolecular after reuse after extractant activation
The extraction of phenolic substances, and then improve extraction efficiency.
4, ammonia still fully considers anti-stifled requirement, using inclined hole tower tray, realizes the efficient low-consume recycling that ammonia still process mentions phenol, makes
The direction that gas flows on plate is vertical with the direction of entrainment, and the aperture direction that adjacent two rows are opposite, can cancel out each other
Gas is to the momentum of liquid layer, to ensure that the stability of gas-liquid contact process and liquid layer, and aperture is restrained, steam is adopted
With injection state, gas orifice speed is larger, also can be improved and tangentially washes away rate, therefore the stripping section being made of inclined hole tower tray to plate face
Its anti-clogging is preferable, some easy polymerizations, easy fouling or easy coking device in using with stronger antiscale ability and non-
Normal good applicability, and composite plate is filled in extraction tower, extraction efficiency is further promoted, guarantees that deamination proposes phenol efficiency
It is higher.
5, this greatly reduces water outlet using exquisiteness using the micro phenol and oil in macroporous resin adsorption recycling waste water
Indices biochemical degradation difficulty;By regulating and controlling resin micro channel, increases adsorbance, while being easy to resin regeneration, increase
Add resin service life, increase the adsorbance of resin, while being easy to regenerate, contamination resistance is strong, has greatly improved resin
Service life.
6, good treatment of water quality of the invention, good product quality, after processing COD≤3000mg/L in waste water, total phenol content
≤ 350mg/L, oil content≤100mg/L, ammonia-nitrogen content≤100mg/L, total sulfur content≤50mg/L.
Detailed description of the invention
Fig. 1 is semi-coke high concentrated organic wastewater recycling processing method flow chart.
Fig. 2 is the flow chart of preprocess method in Fig. 1.
12 structural schematic diagram of polyphase flow separator in Fig. 3 in Fig. 2.
Fig. 4 is the flow chart of ammonia still process dephenolization method in Fig. 1.
Fig. 5 is the flow chart of refined filtration discoloration method in Fig. 1.
Specific embodiment
The technical solution of the utility model is further described now in conjunction with drawings and examples, but the utility model
It is not limited only to following implementation situations.
Referring to Fig. 1, the semi-coke high concentrated organic wastewater recycling treatment system of the present embodiment includes sequentially connected pre- place
Reason unit 1, ammonia still process mention phenol processing unit 2 and refined filtration decolorization unit 3;
Pretreatment unit 1, referring to fig. 2, including sequentially connected pretreatment unit 11, polyphase flow separator 12, coagulation dress
13, double medium filters 14 and a refined filtration filter 15 are set, wherein pretreatment unit 11 mainly by the dregs of fat in waste water and lacks
It measures heavy coal tar oil and carries out pre-separation.Polyphase flow separator 12 includes eddy flow pre-separation, flow pattern adjustment, coalescent pack, inclined plate
Equal components realize waterborne oily and underwater oil efficiently separate;Oil-water mixture after separation is carried out into efficient multiphase flow separation
Device 12, the liquid after pre-separation then passes through hypergravity cylinder and carries out continuous phase water-oil separating, then flows into flow pattern point through declining liquid tube
Cloth and adjustment device, convection are arranged, and during flow pattern arranges, the oil droplet as dispersed phase is demulsified herein,
Washing demulsification is realized in coalescence.Then enter separating flowing field with oil water mixture, current stabilization and coalescence dress are provided in separating flowing field
It sets, stable flow field condition is provided for grease drop, realize the efficient coarse separation of grease.Subsequently enter secondary filler separation dress
Set, in the process, mainly removing water Crude Oil, further decrease oil-containing in water, in equipment formed light oil, water, heavy oil,
Four layer positions of sludge, to complete oil water separation process, corrected oil is directly entered Oil Recovery tank after processing, outside the dregs of fat of abjection
It send;Processed waste water enters mixed flocculation plant, carries out flocculating setting in mixed flocculation plant, removes the mechanical admixture in waste water,
Treated sewage enters double medium filters 14, after by high-precision coalescent oil-water separator, by coal tar in waste water and machine
Tool impurity treatment is to qualified index (oil-containing≤500mg/L, suspension content≤50mg/L in water), and treated, and waste water enters steaming
Ammonia mentions phenol unit.
From the figure 3, it may be seen that the polyphase flow separator 12 of the present embodiment includes shell 121, coalescer 123, porous calm plate 122
And split-phase inclined plate 124,121 one side of shell are equipped with organic wastewater entrance, 121 other side bottom surface of shell goes out equipped with water phase
Mouthful, porous calm plate 122 and coalescer are successively arranged in 121 inner cavity of shell between organic wastewater entrance and water phase outlet
123, porous calmness plate 122 is weldingly fixed on 121 inner cavity of shell by being fully welded mode.Coalescer 123 passes through two kinds of different materials
Reticular structure made of material braiding, two kinds of material one kind are metal material, and one kind is nonmetallic materials.Two groups of coalescers 123 are mutual
It mutually becomes placed against, and is connected and fixed by support plate and porous calm plate 122.It is exported in water phase opposite with coalescer 123 another
Side is provided with split-phase inclined plate 124, and 124 height of split-phase inclined plate is lower than 121 inner cavity of shell, is fixedly connected on shell by being fully welded
The lower half position of 121 inner cavities, the height of split-phase inclined plate 124 are 2/3rds of 121 cavity heights of shell.
Further illustrate, split-phase inclined plate 124 is obliquely installed, and tilt angle is 45~75 °, can according to treating capacity to its into
Row adjustment, opens up jagged at the top of split-phase inclined plate 124, forms it into segmental orifice plate, makes oily mutually in point of split-phase inclined plate 124
Every flowing through at the top of split-phase inclined plate 124 under effect, and water phase is exported from the following side water phase of split-phase inclined plate 124 and is flowed out, into mixed
Solidifying device 13.
Ammonia still process mentions phenol processing unit 2, referring to fig. 4, including ammonia still 21, extraction tower 22, water tower 23 and phenol tower 24, it is described
The entrance of ammonia still 21 is connected to by pipeline with the water outlet of a refined filtration filter 15, and the tower bottom water outlet of ammonia still 21 passes through
Pipeline is connected to the inlet of extraction tower 22, and mutually outlet is connected to by pipeline with phenol tower 24 the top oil of extraction tower 22, extraction tower
22 tower bottom liquid outlet is connected to by pipeline with the inlet of water tower 23, and the water phase for extracting split-phase is produced from 22 tower reactor of extraction tower
Enter water tower 23 afterwards to conduct heat using low-pressure steam, will be returned to after the vaporization of tower reactor circulation fluid heating part by 23 reboiler of water tower
In water tower 23;A large amount of water outlets of water tower 23 pass through pipeline to refined filtration decolorization unit 3.
It further illustrates, 24 top gaseous phase of phenol tower is successively after phenol tower condenser 1 and phenol tower condenser 2 26 condense
It enters in phenol tower return tank 27, while the fresh solvent of extraneous supplement is by entering phenol tower after flux bath and solvent submerged pump
In return tank 27, phenol tower return tank 27 divides for two-way, all the way as phenol tower 24 back through entering after the pressurization of 24 reflux pump of phenol tower
To 24 tower top of phenol tower, another way enters 22 tower bottom of extraction tower as circulation solvent after solvent circulating pump pressurizes;Phenol tower 24
Kettle material is crude phenols product, is successively entered after 24 feed exchanger of phenol tower, crude phenols reactor product cooler are cooled to 40 DEG C
Into crude phenols product pans, in the carrying device after the pressurization of crude phenols product pump.Phenol tower 24 (is pressed through using middle pressure steam in or
Hot steam) it is used as heat source, it will be returned in phenol tower 24 after the vaporization of tower reactor circulation fluid heating part by 24 reboiler of phenol tower.
It further illustrates, ammonia still is provided with inclined hole tower tray, multiple rows of inclined hole is offered on inclined hole tower tray, in the oblique of same row
Hole aperture direction is identical, and row's inclined hole is contrary with the aperture of adjacent row inclined hole and is staggered, air-flow from inclined hole along with
The parallel direction of plate face sprays, and keeps the direction that gas flows on plate vertical with the direction of entrainment, and adjacent two rows of opposite
Aperture direction, the gas that can cancel out each other is to the momentum of liquid layer, to ensure that the stabilization of gas-liquid contact process and liquid layer
Property.The aperture of inclined hole tower tray 8 can be for round or U-shaped or Z-shaped structure and hole is in convergence type, forms gas injection passage,
Make gas in injection state operation, gas orifice speed is larger, improves and tangentially washes away rate to plate face, anti-clogging is preferable, further
In order to keep gas-liquid contact abundant, mass transfer rate is improved, and is equipped with hyoplastron in aperture, is formed 15 °~30 ° between hyoplastron and tray deck
Angle, but be different water quality situation and water, the inclined degree of hyoplastron can adjust in the range of 15 °~30 °.
It further illustrates, is filled with composite plate in extraction tower, which is made of packing layer and sieve plate layer, fills out
The top of sieve plate layer is arranged in the bed of material, and the spacing between packing layer and sieve plate layer is 0.5~0.8m and the thickness of packing layer is not small
In sieve plate layer, the advantage of packing tower plates and sieve plate has been given full play to, has kept the utilization rate of extractant higher, has further improved extraction
Take effect.
Refined filtration decolorization unit 3, referring to fig. 4, including sequentially connected RL- superhigh precision oil water separator 31 and decoloration
Device 32, the decoloration device 32 carry out adsorption bleaching using molecular sieve adsorption column, and the regenerated liquid entrance of decoloration device 32 passes through
Pipeline is connected to the inlet of extraction tower 22, and molecular sieve adsorption column is returned using the extractant after the extractant regeneration of extraction tower 22
In extraction tower 22, and the extractant after regenerating is more advantageous to the transfer of phenolic substances due to the residual of decoloration molecule, further mentions
High dephenolize rate.
With handle semi-coke wastewater (water quality are as follows: COD content has reached 43680mg/L,;Ammonia-nitrogen content (being considered with total nitrogen) reaches
1885.7mg/L is arrived;Volatile phenol content has reached 1468.4mg/L, total phenol content 10421.2mg/L;Oil content is in water
For 3327.4mg/L), using above-mentioned semi-coke high concentrated organic wastewater recycling treatment system, semi-coke high concentration organic waste is realized
Recycling of water resource processing method is specifically realized by following methods:
(1) it pre-processes
Semi-coke high concentrated organic wastewater is flowed through pretreatment unit 1 to isolate after the dregs of fat and heavy coal tar further through more
Phase flow separation, flocculating setting, double media filtrations, high-precision coalescence water-oil separating processing, complete pretreatment, make pretreated useless
In water oil content be down to by 4000mg/L or more≤500mg/L, suspension content by 1000mg/L or more be down to≤50mg/L;
Specifically: semi-coke wastewater enters pretreatment unit 11, mainly by the dregs of fat in waste water and a small amount of heavy coal tar oil into
Row pre-separation, the liquid that the oil-water mixture after separation carries out into efficient polyphase flow separator 12, after pre-separation then pass through overweight
Power cylinder carries out continuous phase water-oil separating, then flows into flow pattern and adjustment device through declining liquid tube, and convection is arranged,
During flow pattern arranges, the oil droplet as dispersed phase is demulsified herein, coalescence, realizes washing demulsification.It is then mixed with grease
It closes object and enters separating flowing field, current stabilization and coalescing devices are provided in separating flowing field, stable flow field item is provided for grease drop
Part realizes the efficient coarse separation of grease.Secondary filler separator is subsequently entered, in the process, mainly in removing water
Crude oil further decreases oil-containing in water, and light oil, water, four heavy oil, sludge layer positions are formed in equipment, to complete grease point
From process, corrected oil is directly entered Oil Recovery tank after processing, and the dregs of fat of abjection are sent outside;Processed waste water enters mixed flocculation dress
It sets, carries out flocculating setting in mixed flocculation plant, remove the mechanical admixture in waste water, treated, and sewage enters double media filtrations
Device 14, after by high-precision coalescent oil-water separator, coal tar in waste water and mechanical admixture processing (are contained to qualified index in water
Oil≤500mg/L, suspension content≤50mg/L), treated, and waste water enters ammonia still process mentions phenol unit and be further processed.
(2) ammonia still process proposes phenol processing
It conducts heat to pretreated water reuse hot steam current-carrying, volatilizes the ammonia being dissolved in the water and sour gas
Come, and extraction raffinate further utilizes extractant to form two phase countercurrent flow extraction, makes oily aqueous phase separation;It is oily mutually to isolate carbolic oil through phenol tower 24
And extractant, and water phase enters the buffering of water tower 23, obtains deamination and mentions waste water after phenol;Specifically:
Made after entering ammonia still 21 after adding alkali to be adjusted to the lye that mass concentration is 20% by pretreated waste water
The ammonia and sour gas being dissolved in the water, which are conducted heat by 120~150 DEG C of low pressure hot steam current-carrying from top, to be evaporated, acid
Property gas goes out device and goes sulfur recovery unit, and thick gas ammonia enters back into ammonium hydroxide preparation unit, and the ammonium hydroxide of content >=20% (wt%) is made
Desulfuring and denitrifying apparatus is sent to use as reducing agent.And enter in extraction tower 22 after tower bottom waste water acid adding.
After waste water is mixed with decoloration regeneration unit agent after ammonia still process, extraction tower 22 is entered, with to extractant counter-current extraction, is made
Phenol for Waste Water substance is transferred in extractant, and oil mutually enters phenol tower 24 from after overhead extraction;Water phase is adopted from 22 tower reactor of extraction tower
Enter water tower 23 after out;
Extractant can select methylisobutylketone (MIBK) either mass concentration for the mixing of 30% tbp-kerosene
Agent.
Phenol tower 24 recycles tower reactor using middle pressure steam (pressing through hot steam in or) as heat source, by 24 reboiler of phenol tower
It is returned in phenol tower 24 after the vaporization of liquid heating part.The extractant of 24 recovered overhead of phenol tower is returned into extractant agent circulation
Extraction tower 22 continues to use;Kettle material is the mixed carbolic oil of 84% (wt), can be used as and sells outside product.
Water tower 23, will be after the vaporization of tower reactor circulation fluid heating part by 23 reboiler of water tower using low-pressure steam as heat source
Back in water tower 23.The extractant of 23 recovered overhead of water tower enters in extractant agent circulation.23 kettle material of water tower is de-
Ammonia mentions waste water after phenol.
1 main technique operating condition of table
After ammonia still process mentions phenol in waste water: COD≤4000mg/L;Total phenol content≤600mg/L, oil content≤200mg/L, ammonia
Nitrogen content≤150mg/L, total sulfur content≤50mg/L.
(3) refined filtration decolorization
Waste water handles the oil content and solid suspension removed in waste water through secondary filter after step (2) deamination mentions phenol, later
It is discharged after into the decoloration of molecular sieve adsorption column, completes semi-coke high concentrated organic wastewater recycling treatment.Specifically:
The waste water come out by water tower 23, after buffering, into RL- superhigh precision oil water separator 31, through oil removing, removal of impurities and
After macromolecule organic, into decoloration device 32, device is gone out after decolourizing using molecular sieve adsorption column to colourless or blush, is taken off
Waste water after color can be used as coke quenching water use, can also pass through biochemical treatment system, after quick and easy biochemistry, can reach three classes row
Put standard outlet.And molecular sieve adsorption column mentions phenol device extractant using deamination and is regenerated, regenerated liquid returns to extraction tower 22.
Waste water quality after decoloration reaches: COD content has reached 1169.3mg/L;Ammonia-nitrogen content (being considered with total nitrogen) reaches
99.2mg/L;Volatile phenol content has reached 61.58mg/L, total phenol content 157.9mg/L;Oil content is 10.12mg/ in water
L。
Pretreatment+ammonia still process used by above-described embodiment proposes phenol+refined filtration decoloration process process, effectively by high COD, high ammonia
Nitrogen, high phenol, high oil semi-coke wastewater handled, after processing COD can be down to 3000mg/L or less, phenol content 350mg/L or less,
Oil content 100mg/L or less, ammonia nitrogen 100mg/L are hereinafter, processed waste water is in colourless or pale red, to the recycling of semi-coke wastewater
Comprehensive treatment provides new technology, lays the foundation for the development of semi-coke industry green circulatory.
Claims (10)
1. a kind of semi-coke high concentrated organic wastewater recycling treatment system, including pretreatment unit (1), ammonia still process mention phenol processing unit
(2) and refined filtration adsorption treatment unit (3), it is characterised in that: the pretreatment unit (1), ammonia still process mention phenol processing unit (2) with
And refined filtration adsorption treatment unit (3) is sequentially connected;
Pretreatment unit (1), to semi-coke high concentrated organic wastewater through heavy oil separation, multiphase flow separation, flocculating setting, double medium mistakes
Pretreatment is completed after filter and high-precision coalescence water-oil separating processing;
Ammonia still process mentions phenol processing unit (2), is connected to the liquid outlet of pretreatment unit (1), steams to pretreated water reuse heat
The heat transfer of vapour current-carrying, counter-current extraction make carbolic oil, water separation, realize that deamination mentions phenol;
Refined filtration adsorption treatment unit (3), the liquid outlet for mentioning phenol processing unit (2) with ammonia still process are connected to, to deamination mention after phenol waste water into
Row refined filtration, depth dephenolize.
2. semi-coke high concentrated organic wastewater recycling treatment system according to claim 1, which is characterized in that the pre- place
Managing unit (1) includes sequentially connected pretreatment unit (11), polyphase flow separator (12), coagulation device (13), double medium mistakes
Filter (14) and a refined filtration filter (15).
3. semi-coke high concentrated organic wastewater recycling treatment system according to claim 2, which is characterized in that the multiphase
Stream separator (12) includes shell (121), coalescer (123), porous calm plate (122) and split-phase inclined plate (124), the shell
Body (121) one side is equipped with organic wastewater entrance, and shell (121) other side bottom surface is exported equipped with water phase, the porous town
Quiet plate (122) and several coalescers (123) are successively set on organic wastewater entrance and water phase in shell (121) inner cavity and export it
Between, the lower half of split-phase inclined plate (124) setting shell (121) inner cavity is located at water phase and exports the other side.
4. semi-coke high concentrated organic wastewater recycling treatment system according to claim 3, which is characterized in that the split-phase
The tilt angle of inclined plate (124) is 45~75 °.
5. semi-coke high concentrated organic wastewater recycling treatment system according to claim 3, which is characterized in that the split-phase
Inclined plate (124) is segmental orifice plate.
6. semi-coke high concentrated organic wastewater recycling treatment system according to claim 5, which is characterized in that the split-phase
The notch of inclined plate (124) is provided with the position that top is contacted with housing cavity.
7. described in any item semi-coke high concentrated organic wastewater recycling treatment systems, feature exist according to claim 1~6
In the refined filtration adsorption treatment unit (3) includes sequentially connected RL- superhigh precision oil water separator (31) and resin adsorption dress
Set (32), the resin adsorption device (32) using macroporous resin adsorption column carry out adsorption bleaching, the adsorbent equipment (32) with
Ammonia still process proposes phenol processing unit (2) connection.
8. semi-coke high concentrated organic wastewater recycling treatment system according to claim 7, which is characterized in that the ammonia still process
Mentioning phenol processing unit (2) includes ammonia still, extraction tower, water tower and phenol tower, and the tower bottom water outlet of the ammonia still passes through pipeline
It is connected to the inlet of extraction tower, mutually outlet is connected to by pipeline with phenol tower the top oil of extraction tower, and the tower bottom of extraction tower goes out liquid
Mouth is connected to by pipeline with the inlet of water tower.
9. semi-coke high concentrated organic wastewater recycling treatment system according to claim 8, which is characterized in that the ammonia still process
Tower is provided with inclined hole tower tray, and multiple rows of inclined hole is offered on inclined hole tower tray, identical in the inclined hole aperture direction of same row, row's inclined hole
It is contrary with the aperture of adjacent row inclined hole and be staggered;The aperture of the inclined hole tower tray is round or U-shaped or Z-shaped,
It is equipped with hyoplastron in aperture, forms 15 °~30 ° of angle between hyoplastron and tray deck.
10. semi-coke high concentrated organic wastewater recycling treatment system according to claim 9, which is characterized in that the steaming
It further includes phenol tower return tank (27) that ammonia, which mentions phenol processing unit (2), and the inlet of the phenol tower return tank (27) by connecting side by side
Phenol tower condenser one (25) and phenol tower condenser two (26) and phenol tower top gas outlet, phenol tower return tank (27)
Solvent compensation liquid entrance is connected to by pipeline with flux bath;The liquid outlet of the phenol tower return tank (27) passes through phenol tower respectively and flows back
Pump is connected to the phegma entrance of phenol tower, is connected to by cycling extraction pipeline with the tower bottom cycling extraction agent entrance of extraction tower.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822009476.8U CN209178169U (en) | 2018-11-30 | 2018-11-30 | Semi-coke high concentrated organic wastewater recycling treatment system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822009476.8U CN209178169U (en) | 2018-11-30 | 2018-11-30 | Semi-coke high concentrated organic wastewater recycling treatment system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209178169U true CN209178169U (en) | 2019-07-30 |
Family
ID=67375369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822009476.8U Active CN209178169U (en) | 2018-11-30 | 2018-11-30 | Semi-coke high concentrated organic wastewater recycling treatment system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209178169U (en) |
-
2018
- 2018-11-30 CN CN201822009476.8U patent/CN209178169U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109384341A (en) | Semi-coke high concentrated organic wastewater recycling treatment system and method | |
RU2331592C2 (en) | Method of purifying water, obtained in fischer-tropsch process | |
WO2016127273A1 (en) | Method and apparatus for strengthening oil-water separation and coupled desalting functions in cold low pressure separator | |
CN102604732A (en) | Static mixed rotational flow separation and extraction process of regenerative base oil N-methyl pyrrolidone | |
JP6739829B1 (en) | Separation apparatus and method for highly efficient purification treatment of waste oil residual liquid in chemical industry | |
CN111646620B (en) | Semi-coke wastewater treatment method and device | |
CN204447409U (en) | Water-oil separating and coupling demineralizer in a kind of strengthening cold low separator | |
CN116282731A (en) | Treatment method of semi-coke phenol ammonia wastewater | |
CN108070401B (en) | Separation method of alkylation reaction product | |
CN209178169U (en) | Semi-coke high concentrated organic wastewater recycling treatment system | |
CN208087565U (en) | A kind of waste lubricating oil indirect regeneration | |
US20230339785A1 (en) | Deep purification device and method for methanol-to-olefin washing water | |
CN211226451U (en) | Coal chemical wastewater extraction deoiling equipment | |
CN112851053A (en) | Wastewater treatment system and method | |
CN107235586B (en) | Method for treating high-salt-content denitrification sewage | |
CN101353592B (en) | Method and apparatus for diesel acid stripping | |
CN1217367A (en) | Process for regenerating aromatic hydrocarbon extraction solvent | |
CN1624093A (en) | Technology of waste oil regenerating and its used apparatus | |
CN207628144U (en) | Containing solid hydrocarbon gas cooling purifying device | |
CN214990975U (en) | Wastewater treatment system | |
CN209178168U (en) | It is a kind of handle semi-coke high concentrated organic wastewater deamination mention phenol device | |
CN113101686A (en) | Purification process and system for desulfurized amine liquid | |
CN209178139U (en) | Semi-coke high concentrated organic wastewater pretreatment unit | |
CN104893755B (en) | Diesel oil dewatering device | |
CN203820560U (en) | Device for de-waxing and de-oiling bottom liquid of MTO/MTP oxy-compound steam-stripping tower |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |