CN109825321A - A kind of middle coalite tar and ammonium hydroxide separation system and method - Google Patents
A kind of middle coalite tar and ammonium hydroxide separation system and method Download PDFInfo
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- CN109825321A CN109825321A CN201910201574.8A CN201910201574A CN109825321A CN 109825321 A CN109825321 A CN 109825321A CN 201910201574 A CN201910201574 A CN 201910201574A CN 109825321 A CN109825321 A CN 109825321A
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- tar
- ammonia water
- ammonium hydroxide
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- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 title claims abstract description 241
- 239000000908 ammonium hydroxide Substances 0.000 title claims abstract description 94
- 238000000926 separation method Methods 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title abstract description 15
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 244
- 239000002641 tar oil Substances 0.000 claims abstract description 147
- 239000011269 tar Substances 0.000 claims abstract description 87
- 239000003921 oil Substances 0.000 claims abstract description 61
- 239000000295 fuel oil Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 53
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 25
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims description 64
- 238000002955 isolation Methods 0.000 claims description 38
- 238000005192 partition Methods 0.000 claims description 18
- 239000003818 cinder Substances 0.000 claims description 15
- 238000012806 monitoring device Methods 0.000 claims description 10
- 239000000571 coke Substances 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 230000005764 inhibitory process Effects 0.000 claims description 5
- 239000002244 precipitate Substances 0.000 claims description 5
- 230000001376 precipitating effect Effects 0.000 claims description 5
- 230000002401 inhibitory effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000012423 maintenance Methods 0.000 abstract description 12
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 239000003245 coal Substances 0.000 abstract description 2
- 238000000197 pyrolysis Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011280 coal tar Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention belongs to dry distillation of coal technical field more particularly to a kind of middle coalite tar and ammonium hydroxide separation system and methods.The present invention passes through the combination of deslagging device, ammonia water and tar oil separator, treatment plant for heavy oil, light oil processing unit and ammonium hydroxide intermediate device, it is designed by the special construction of the connection of heating device, the setting of control device and ammonia water and tar oil separator, deslagging device, provides that a kind of separative efficiency is high, operational effect is good, environmentally friendly, at low cost, easy maintenance tar and ammonium hydroxide separation system and method.Ammonia water and tar oil separating liquid temperature-controllable, adjustable temperature make tar ammonia reach preferable demulsification condition, and good separating effect, the tar rate of recovery is high, and tar content is few in ammonium hydroxide.Whole device is in ground or more and groove body is closed, and effectively avoids gaseous volatilization and liquid leakage, reduces environmental pollution, and maintenance is easy to maintenance, convenient for operation and non-power consumption.
Description
Technical field
The invention belongs to dry distillation of coal technical field more particularly to a kind of middle coalite tar and ammonium hydroxide separation system and sides
Method.
Background technique
Semicoke (also known as semi-coke) can generate a kind of tar, ammonium hydroxide, tar slag three-phase mixed liquor in process of production, in order to
Tar is recycled, needs to separate mixed liquor, while so that mixed liquor is cooled down by heat exchange, obtains tar, ammonium hydroxide, tar slag.
Currently, in semicoke enterprise production process, the more universal tar of application, ammonium hydroxide, tar slag separator be setting in underground or
Semi-underground reinforced concrete structure separate tank, tar ammonia mixed liquor is in pond by reduced velocity flow, density in flow process
Difference generates light oil layer, ammonium hydroxide layer, heavy oil layer and the tar slag beds of precipitation, to realize the separation of mixed liquor.But the device
It is set to underground, when summer generates heat insulation effect, mixed liquor heat dissipation effect is poor, ammonium hydroxide cools down unobvious, low separation efficiency, ammonium hydroxide
Middle tar content is high, influences the normal operation of system.In addition, part is opened wide at the top of the device, uncontrollable discharge is serious, environmental protection effect
Fruit is poor, and is easy crack and generates leakage, pollutes to soil and underground water, does not meet industrial policy and environmental requirement；Separately
On the one hand, reinforced concrete structure separator cost is big, long construction period, and checking maintenance difficulty is big.In the process of running, it needs
It is pumped using tar and the tar for being deposited on bottom of pond is evacuated in tar tank, and be difficult to distinguish tar and water in tar extractive process
Interface is easy for upper layer ammonium hydroxide to be evacuated in tar tank.
Summary of the invention
The present invention provides a kind of middle coalite tar and ammonium hydroxide separation system and method, the first purpose is to provide one kind
The tar and ammonium hydroxide separation system and method that separative efficiency is high, operational effect is good；The second object of the present invention is to provide a kind of symbol
Cyclization guaranteed request, tar at low cost, easy maintenance and ammonium hydroxide separation system and method.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of middle coalite tar and ammonium hydroxide separation system, including
Deslagging device, upper surface are provided with pumping cinder notch, and side wall upper part has the first inlet and the first liquid outlet, and first
The upper edge of liquid outlet is at a distance from deslagging device bottom surface less than the first inlet lower edge at a distance from deslagging device bottom surface；
Ammonia water and tar oil separator, upper surface are provided with the second inlet, are provided with the second liquid outlet in the middle part of side wall；Second feed liquor
Mouthful connected by connecting the first liquid outlet of valvular pipeline and deslagging device, ammonia water and tar oil separator top, under
Light oil mouth and heavy oil mouth are had on the side wall in portion, segmentation there are multiple isolation wards in ammonia water and tar oil separator；
Treatment plant for heavy oil, the upper surface for the treatment of plant for heavy oil is lower than the bottom surface of ammonia water and tar oil separator, through connecting
Valvular pipeline is connect with the heavy oil mouth of ammonia water and tar oil separator lower part；
Light oil processing unit, the upper surface of light oil processing unit are lower than the light oil of ammonia water and tar oil separator upper portion side wall
Mouthful, it is connected valvular pipeline and is connect with the light oil mouth on the top of ammonia water and tar oil separator；
The upper surface of ammonium hydroxide intermediate device, ammonium hydroxide intermediate device is flushed with the upper surface of ammonia water and tar oil separator, through even
Valvular pipeline is connect to connect with second liquid outlet at the middle part of ammonia water and tar oil separator.
Deslagging device, ammonia water and tar oil separator, ammonium hydroxide intermediate device, treatment plant for heavy oil and the light oil processing dress
Setting is locking device；The deslagging device, ammonia water and tar oil separator connect on the ground with ammonium hydroxide intermediate device, slagging-off
The upper top surface of device is flushed with the upper top surface of ammonia water and tar oil separator；The treatment plant for heavy oil and light oil processing unit is equal
Connection is on the ground.
The deslagging device is slag removal tank, is connected with sealing cover on the pumping cinder notch of slag removal tank upper surface, the of slag removal tank
One liquid outlet is connect by connecting valvular pipeline with ammonia water and tar oil separator.
First inlet of the slag removal tank is connected with first entrance pipe, and inlet tube is L-shaped, first entrance pipe it is upper
End extends to outside slagging-off tank, and the lower end of inlet tube extends to lower part in slagging-off tank, under rectifying under first entrance pipe
Side is connected with splash guard；The splash guard passes through fixed bracket and connect with the upper surface of slag removal tank bottom surface.
The inhibition baffle that surface has through-hole is connected in the slag removal tank at first liquid outlet, inhibits one end of baffle
Be fixedly connected on take out cinder notch and the first liquid outlet top surface on slag removal tank between the sidewalls, inhibit the other end of baffle to be connected to
Below first liquid outlet on the inner sidewall of slag removal tank.
Level-one isolation board is also connected in the slag removal tank, the setting of level-one isolation board is inhibiting baffle and first entrance pipe
Between, one end of level-one isolation board is fixedly connected on the upper surface of slag removal tank bottom surface, and the other end of level-one isolation board is to first
The inclination of inlet tube direction, level-one isolation plate surface are provided with through-hole, have between top surface on level-one isolation board upper end and slag removal tank
Gap and being placed in is taken out between cinder notch and the first liquid outlet.
The ammonia water and tar oil separator is ammonia water and tar oil separating tank；Second inlet is opened in ammonia water and tar oil separation
One end of top surface on slot, top surface, which is opened, on ammonia water and tar oil separating tank is provided with second in the middle part of the side of the opposite end of the second inlet and goes out
Liquid mouth；Second inlet is connected with second entrance pipe；Ammonia water and tar oil separating tank inner cavity is connected with partition, and partition is by ammonium hydroxide
Tar separation slot inner cavity is divided into multiple isolation wards, the upper and lower ends of partition respectively with the upper bottom surface in ammonia water and tar oil separating tank
Connection, partition middle part are provided with the first flow-guiding mouth；Deflector, the bottom of deflector and ammonia water and tar oil are also connected in each isolation ward
The connection of separating tank bottom surface, baffle surface is provided with the second flow-guiding mouth, on deflector and ammonia water and tar oil separating tank top surface there are
Gap；The upper portion side wall of each isolation ward is provided with light oil mouth, and the lower sides of each isolation ward are provided with heavy oil mouth.
The ammonia water and tar oil separating tank is internally connected with heating device, is connected with temperature on ammonia water and tar oil separating tank groove body
Monitoring device and level monitoring device, the temperature monitoring device and level monitoring device are connected with control device.
The divider upright is connected between the upper bottom surface in ammonia water and tar oil separating tank；The deflector vertically connects
Connect the bottom surface in ammonia water and tar oil separating tank.
A kind of middle coalite tar and ammonium hydroxide separation method, include the following steps
Step 1: ammonia water and tar oil mixed liquor tentatively removes the gred precipitating
The valve on deslagging device and ammonia water and tar oil separator connecting line is opened, by ammonia water and tar oil mixed liquor by removing
The first inlet on slag device is input in deslagging device, and ammonia water and tar oil mixed liquor precipitates in deslagging device；
Step 2: ammonia water and tar oil mixed liquor separation
After step 1 precipitates, the mixed liquor on deslagging device top by the first liquid outlet overflow on deslagging device top into
After entering tar ammonia separator, the multiple chambers successively divided in ammonia water and tar oil separator from front to back are to ammonia water and tar oil
The further precipitation and separation of mixed liquor；
Step 3: divide and take heavy oil, light oil and ammonium hydroxide
Open the valve on ammonia water and tar oil separator and treatment plant for heavy oil connecting line, ammonia water and tar oil separator bottom
The heavy oil in portion enters treatment plant for heavy oil；The valve on ammonia water and tar oil separator and light oil processing unit connecting line is opened,
The light oil on ammonia water and tar oil separator top enters light oil processing unit；Open ammonia water and tar oil separator and ammonium hydroxide intermediate device
Valve on connecting line, the ammonium hydroxide in the middle part of ammonia water and tar oil separator enter ammonium hydroxide intermediate device；
Step 4: the disposition of the product after separation
The heavy oil collected through step 3 and light oil are directly sold outside, the ammonium hydroxide collected through step 3 is recycled,
Complete the separation process of entire mixed liquor.
The utility model has the advantages that
The present invention passes through in deslagging device, ammonia water and tar oil separator, treatment plant for heavy oil, light oil processing unit and ammonium hydroxide
Between device combination, pass through the connection of heating device, the setting of control device and ammonia water and tar oil separator, deslagging device
Special construction design, provide that a kind of separative efficiency is high, operational effect is good, environmentally friendly, at low cost, easy maintenance tar and ammonia
Water separating system and method.Ammonia water and tar oil separating liquid temperature-controllable, adjustable temperature make tar ammonia reach preferable demulsification
Condition, good separating effect, the tar rate of recovery is high, and tar content is few in ammonium hydroxide.Whole device is in ground or more, and groove body seals
It closes, it is possible to prevente effectively from gaseous volatilization and liquid leakage, reduce environmental pollution, meets current industry policy requirements ammonia water and tar oil point
From the requirement that device is arranged on the ground entirely, and maintenance is easy to maintenance, can flow back to coke certainly convenient for the tar after worker operation separation
In oily intermediate pool, convenient for operation and non-power consumption.
The above description is only an overview of the technical scheme of the present invention, in order to better understand technology hand of the invention
Section, and can be implemented in accordance with the contents of the specification, and with presently preferred embodiments of the present invention and attached drawing be cooperated to be described in detail below.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is that present system constitutes schematic diagram；
Fig. 2 is that ammonia water and tar oil separates slot structure schematic diagram in the present invention；
Fig. 3 is ammonia water and tar oil separating tank top view in the present invention；
Fig. 4 is slag removal tank structural schematic diagram in the present invention.
In figure: 1- ammonium hydroxide slag removal tank；2- ammonia water and tar oil separating tank；3- heavy oil pond；4- heavy oil tank；5- light oil pool；6- light oil
Tank；7- ammonium hydroxide pans；8- first entrance pipe；9- splash guard；10- level-one isolation board；11- inhibits baffle；12- isolation ward；
13- deflector；14- partition；15- takes out cinder notch；16- sealing cover；17- fixes bracket；The first flow-guiding mouth of 18-；The second water conservancy diversion of 19-
Mouthful；20- light oil mouth；21- heavy oil mouth；22- ammonia water and tar oil mixed liquor；The first liquid outlet of 23-；The first inlet of 24-；25- second
Liquid outlet；The second inlet of 26-；27- second entrance pipe.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment one:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1-4, a kind of middle coalite tar and ammonium hydroxide
Separation system, including
Deslagging device 1, upper surface, which is provided with, takes out cinder notch 15, and side wall upper part has the first inlet 24 and the first liquid outlet
23, the upper edge of the first liquid outlet 23 is at a distance from 1 bottom surface of deslagging device less than 24 lower edge of the first inlet and 1 bottom surface of deslagging device
Distance；
Ammonia water and tar oil separator 2, upper surface are provided with the second inlet 26, are provided with the second liquid outlet 25 in the middle part of side wall；The
Two inlets 26 are connect by connecting valvular pipeline with the first liquid outlet 23 of deslagging device 1, are separated and are filled in ammonia water and tar oil
It sets 2 top, have light oil mouth 20 and heavy oil mouth 21 on the side wall of lower part, there is more segmentation in ammonia water and tar oil separator 2
A isolation ward 12；
Treatment plant for heavy oil, the upper surface for the treatment of plant for heavy oil is lower than the bottom surface of ammonia water and tar oil separator 2, through connecting
Valvular pipeline is connect with the heavy oil mouth 21 of 2 lower part of ammonia water and tar oil separator；
Light oil processing unit, the upper surface of light oil processing unit are lower than the light oil of 2 upper portion side wall of ammonia water and tar oil separator
Mouth 20 is connected valvular pipeline and is connect with the light oil mouth 20 on the top of ammonia water and tar oil separator 2；
The upper surface of ammonium hydroxide intermediate device 7, ammonium hydroxide intermediate device 7 is flushed with the upper surface of ammonia water and tar oil separator 2, warp
Valvular pipeline is connected to connect with second liquid outlet 25 at the middle part of ammonia water and tar oil separator 2.
In actual use, the tar that generates in semicoke production process, ammonium hydroxide, tar slag mixed liquor are through deslagging device 1
The inlet that side wall upper part is opened enters deslagging device 1, and flow velocity reduces after mixed liquor enters deslagging device 1, due to tar, ammonia
Water, tar slag density variation, tar slag start after preliminary sedimentation separates, to float on above in deslagging device bottom deposit
Tar ammonia mixed liquor, by first liquid outlet 23 on 1 top of deslagging device, overflow enters in tar ammonia separator 2；
By the further precipitation and separation of tar ammonia separator 2, mixed liquor is divided into upper, middle and lower in tar ammonia separator
Three layers.It is deposited on the heavy oil of 2 bottom of tar ammonia separator, passes through the heavy oil on 2 lower sides of ammonia water and tar oil separator
Mouthfuls 21, into include in the prior art heavy oil pond 3 and heavy oil tank 4 treatment plant for heavy oil after outer sell；It is separated positioned at tar ammonia
The mixed liquor at 2 middle part of device flows into ammonium hydroxide intermediate device by the second liquid outlet 25 that 2 middle part of ammonia water and tar oil separator is opened
It is recycled after 7；Light oil positioned at 2 top of ammonia water and tar oil separator, the light oil opened through 2 top of ammonia water and tar oil separator
Hole 20, into include in the prior art light oil pool 5 and light oil tank 6 light oil processing unit after outer sell.When deslagging device 1 uses one
After the section time, with the pumping pulp pump of the prior art, the pumping cinder notch 15 being arranged by deslagging device upper surface, into 1 bottom of deslagging device
Portion takes the sediment of 1 bottom of deslagging device away.After the sediment of 1 bottom of deslagging device is taken away, deslagging device 1, which is continued cycling through, to be made
With.
In order to obtain preferable tar and ammonium hydroxide separating effect, and it can guarantee the lasting progress of whole device, in reality
Border in application, can using multiple deslagging devices 1 by valve series connection, multiple ammonia water and tar oil separators 2 by valve series connection,
The technical solution of deslagging device group and ammonia water and tar oil separator group is formed to realize.Series connection deslagging device 1 and ammonia water and tar oil point
Number from device 2 is determined according to the amount of mixed liquor.Ammonia water and tar oil separator 2 in the present embodiment is using ammonium hydroxide
Tar separation slot 2 can also use other shapes of ammonia water and tar oil separator in practical application.
The present invention by be provided with deslagging device, ammonia water and tar oil separator, treatment plant for heavy oil, light oil processing unit and
The separation of coal tar and ammonium hydroxide, this hair are completed in the coal tar and ammonium hydroxide separation system of ammonium hydroxide intermediate device, no any power consumption
Bright separation system is convenient for operation and overhauls easy to maintenance, the sustainable continual separation for carrying out tar and ammonium hydroxide.
Embodiment two:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1-4, with embodiment one the difference is that:
The deslagging device 1, ammonia water and tar oil separator 2, ammonium hydroxide intermediate device 7, treatment plant for heavy oil and light oil processing unit are equal
For locking device；Deslagging device 1, ammonia water and tar oil separator 2 and the connection of ammonium hydroxide intermediate device 7 on the ground, removes the gred
The upper top surface of device 1 is flushed with the upper top surface of ammonia water and tar oil separator 2；The treatment plant for heavy oil and light oil processing unit
It is all connected on the ground.
In actual use, design scheme of the invention is convenient for work on the basis of guaranteeing that tar and ammonium hydroxide efficiently separate
Operation of the people to maintenance and the maintenance of equipment.Deslagging device 1, ammonia water and tar oil separator 2, ammonium hydroxide intermediate device 7, heavy oil processing
Device and light oil processing unit are locking device, ensure that entire separation process carries out under closed environment, can be effective
Gaseous volatilization and liquid leakage are avoided, is reduced environmental pollution.In the deslagging device 1, ammonia water and tar oil separator 2 and ammonium hydroxide
Between device 7 connection on the ground, facilitate the maintenance of equipment；The upper top surface of deslagging device and the upper top surface of ammonia water and tar oil separator
It flushes, to guarantee that the mixed liquor in deslagging device smoothly flows into ammonia water and tar oil separator naturally.Treatment plant for heavy oil and
Light oil processing unit is all connected on the ground, and mixed liquor good heat dissipation effect, ammonium hydroxide cooling is obvious, separative efficiency is high, so that ammonium hydroxide
Middle tar content is lower, ensure that the normal operation of system.
Embodiment three:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1 and Fig. 4, exist with one difference of embodiment
It is slag removal tank in: the deslagging device 1, is connected with sealing cover 16 on the pumping cinder notch 15 of slag removal tank upper surface, the of slag removal tank
One liquid outlet 23 is connect by connecting valvular pipeline with ammonia water and tar oil separator 2.
In actual use, it is connected with sealing cover 16 on the pumping cinder notch 15 of slag removal tank upper surface, guarantees the sealing of slag removal tank
Property and slag removal tank tank bottom sediment remove convenience；First liquid outlet 23 of slag removal tank is by connecting valvular pipeline and ammonium hydroxide
The technical solution that tar separator 2 connects, facilitates that slag removal tank uses and pipeline when not in use cuts off and connect.
In order to guarantee isolated effect, when being provided with slag removal tank group, the coke of periodic cleaning slag removal tank bottom deposit is needed
Tar ammonia entry to mixed solution when cleaning, is switched to second ammonium hydroxide slag removal tank, first slag removal tank and second remove by the dregs of fat
It is isolated between slag ladle using valve, guarantees that mixed liquor will not blow back into first slag removal tank.
Example IV:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1 and Fig. 4, exist with three difference of embodiment
In: the first inlet 24 of the slag removal tank is connected with first entrance pipe 8, and inlet tube 8 is L-shaped, first entrance pipe 8 it is upper
End extends to outside slagging-off tank, and the lower end of inlet tube 8 extends to lower part in slagging-off tank, rectifies under first entrance pipe 8
Lower section is connected with splash guard 9；The splash guard 9 passes through fixed bracket 17 and connect with the upper surface of slag removal tank bottom surface.
In actual use, the setting of L shape inlet tube 8 will not be in slag removal tank when so that mixed liquor entering slag removal tank
Liquid generate biggish impact, avoid damage to the stability of existing liquid.The setting of splash guard 9, it is therefore prevented that mixed liquor is straight
It connects and rushes at slot bottom, break up the tar slag of precipitation and separation, be mixed into the tar slag of precipitating in tar ammonia again, influence to precipitate
Effect.Splash guard 9 passes through fixed bracket 17 and connect with 1 bottom upper surface of slag removal tank, so that the abundant body of the function of splash guard 9
It is existing.
Embodiment five:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1 and Fig. 4, exist with three difference of embodiment
In: inhibition baffle 11 of the surface with through-hole is connected in the slag removal tank at the first liquid outlet 23, inhibits the one of baffle 11
End be fixedly connected on take out cinder notch 15 and the first liquid outlet 23 top surface on slag removal tank between the sidewalls, inhibition baffle 11 it is another
End is connected on the inner sidewall of 23 lower section slag removal tank of the first liquid outlet.
In actual use, the setting for inhibiting baffle 11, can further stop the tar slag in tar ammonia mixed liquor
Enter ammonia water and tar oil separator 2 by the first liquid outlet 23, so that the effect that tar is separated with ammonium hydroxide is more preferable.
Embodiment six:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1 and Fig. 4, exist with three difference of embodiment
In: level-one isolation board 10 is also connected in the slag removal tank, the setting of level-one isolation board 10 is inhibiting baffle 11 and first entrance
Between pipe 8, one end of level-one isolation board 10 is fixedly connected on the upper surface of slag removal tank bottom surface, the other end of level-one isolation board 10
It is tilted to 8 direction of first entrance pipe, 10 surface of level-one isolation board is provided with through-hole, on 10 upper end of level-one isolation board and slag removal tank
There is gap between top surface and be placed in and takes out between cinder notch 15 and the first liquid outlet 23.
In actual use, the design scheme of level-one isolation board 10, so that residence time of the mixed liquor in slag removal tank 1 is more
It is long, guarantee the adequacy of tar slag precipitating.
Embodiment seven:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1-3, with embodiment one the difference is that:
The ammonia water and tar oil separator 2 is ammonia water and tar oil separating tank；Second inlet 26 is opened on ammonia water and tar oil separating tank
One end of top surface, top surface, which is opened, on ammonia water and tar oil separating tank is provided with second in the middle part of the side of the opposite end of the second inlet 26 and goes out liquid
Mouth 25；Second inlet 26 is connected with second entrance pipe 27；Ammonia water and tar oil separating tank inner cavity is connected with partition 14, partition
Ammonia water and tar oil separating tank inner cavity is divided into multiple isolation wards 12 by 14, the upper and lower ends of partition 14 respectively with ammonia water and tar oil separating tank
Interior upper bottom surface connects, and is provided with the first flow-guiding mouth 18 in the middle part of partition 14；It is also connected with deflector 13 in each isolation ward 12, is led
The bottom of flowing plate 13 is connect with ammonia water and tar oil separating tank bottom surface, and 13 surface of deflector is provided with the second flow-guiding mouth 19, deflector 13
There are gaps for top surface on ammonia water and tar oil separating tank；The upper portion side wall of each isolation ward 12 is provided with light oil mouth 20, each isolation ward
12 lower sides are provided with heavy oil mouth 21.
In actual use, each isolation ward in separating tank is passed sequentially through into the mixed liquor in ammonia water and tar oil separating tank.
In flow process mixed liquor by ammonia water and tar oil separating tank internal partition 14 the first flow-guiding mouth 18 and 13 surface of deflector be provided with
Second flow-guiding mouth 19 changes flow direction, extends flow path, tar ammonia mixed liquor separating effect has obtained preferable improvement.Gently
Easily ammonia water and tar oil separating tank is discharged in light oil and heavy oil by the setting of hydraulic fluid port 20 and heavy oil mouth 21.Ammonia water and tar oil separator 2
The second liquid outlet 25 is set in middle part of sliding channel position, guarantees to be divided in time positioned at the ammonia water mixture of middle layer after precipitation
From；The light oil for floating on upper layer and the heavy oil for being deposited on lower layer can be prevented to be mixed into next workshop section.
In tar ammonia separation process, ensures that recycling floats on the light oil of ullage, need to control coke
Liquid level is higher than under light oil outlet along certain distance in oily ammonium hydroxide separator.Only the first flow-guiding mouth is arranged in medium position in partition
18, light oil and heavy oil can be made to be enriched near tar outlet pipe, improve tar yield.The design scheme of isolation ward and partition,
So that the mixed liquor entered is constantly changed flow direction, increases flow path, extend time of repose, enhance the effect of separation.
In the present embodiment, ammonia water and tar oil separating tank is formed using welding for steel structure, and round or side can be made into according to landform
Shape steel structural tank body.It is arch, the intermediate length for rectangle that rectangular ammonia water and tar oil separating tank, which can be set to a both ends side wall,
The various structures such as groove body.
Embodiment eight:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1-3, with embodiment seven the difference is that:
The ammonia water and tar oil separating tank is internally connected with heating device, is connected with temperature monitoring and liquid on ammonia water and tar oil separating tank groove body
Position monitoring device, the temperature monitoring and level monitoring device are connected with control device.
In actual use, temperature monitoring and level monitoring device are by the temperature and liquid of mixed liquor in ammonia water and tar oil separating tank
Position acquisition of information, and give to control device, control device separates optimum temperature requirement, control heating according to ammonia water and tar oil mixed liquor
The temperature and valve opening of device.
Embodiment nine:
A kind of middle coalite tar and ammonium hydroxide separation system according to Fig. 1-3, with embodiment seven the difference is that:
The partition 14 is connected to vertically between the upper bottom surface in ammonia water and tar oil separating tank；The deflector 13 is connected to vertically
On bottom surface in ammonia water and tar oil separating tank.
In actual use, design scheme of the invention, so that separating effect of the mixed liquor in ammonia water and tar oil separating tank 2
More preferably.
Embodiment ten:
A kind of middle coalite tar and ammonium hydroxide separation method, include the following steps
Step 1: ammonia water and tar oil mixed liquor tentatively removes the gred
The valve on deslagging device entrance and deslagging device and ammonia water and tar oil separator connecting line is opened, by ammonium hydroxide coke
Oily mixed liquor is input in deslagging device, and ammonia water and tar oil mixed liquor precipitates in deslagging device；
Step 2: ammonia water and tar oil mixed liquor separation
The mixed liquor on deslagging device top enters coke by the liquid outlet overflow on deslagging device top after step 1 precipitates
After oily ammonium hydroxide separating tank, the multiple chambers successively divided in ammonia water and tar oil separator from front to back are to ammonia water and tar oil mixed liquor
Carry out precipitation and separation；
Step 3: divide and take heavy oil, light oil and ammonium hydroxide
Open the valve on ammonia water and tar oil separator and treatment plant for heavy oil connecting line, ammonia water and tar oil separator bottom
The heavy oil in portion enters treatment plant for heavy oil；The valve on ammonia water and tar oil separator and light oil processing unit connecting line is opened,
The light oil on ammonia water and tar oil separator top enters light oil processing unit；Open ammonia water and tar oil separator and ammonium hydroxide intermediate device
Valve on connecting line, the ammonium hydroxide in the middle part of ammonia water and tar oil separator enter ammonium hydroxide intermediate device；
Step 4: the disposition of the product after separation
The heavy oil collected through step 3 and light oil are directly sold outside, made the ammonium hydroxide collected through step 3 is carried out circulation
With completing the separation process of entire mixed liquor.
In actual use, technical solution of the present invention has carried out ammonia water and tar oil mixed liquor effectively by four steps
Separation not can cause environmental pollution in entire separation process, separative efficiency is high, and equipment easy to maintain, cost
It is low.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.
In the absence of conflict, those skilled in the art can according to the actual situation will be relevant in above-mentioned each example
Technical characteristic is combined with each other, and to reach corresponding technical effect, will not repeat them here particularly for various combined situations.
The above, only presently preferred embodiments of the present invention, the present invention be not intended to be limited to it is shown in this article this
A little embodiments, and it is to fit to the widest scope consistent with principles disclosed herein and novel features.According to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, still fall within the technology of the present invention
In the range of scheme.The well-known components of component and structure and the device category industry that the present embodiment does not describe in detail and common knot
Structure or conventional means, do not describe one by one here.
Claims (10)
1. a kind of middle coalite tar and ammonium hydroxide separation system, it is characterised in that: including
Deslagging device (1), upper surface, which is provided with, takes out cinder notch (15), and side wall upper part has the first inlet (24) and first and goes out liquid
Mouthful (23), the upper edge of the first liquid outlet (23) at a distance from deslagging device (1) bottom surface less than the first inlet (24) lower edge with remove
The distance of slag device (1) bottom surface；
Ammonia water and tar oil separator (2), upper surface are provided with the second inlet (26), are provided with the second liquid outlet (25) in the middle part of side wall；
Second inlet (26) is connect by connecting valvular pipeline with the first liquid outlet (23) of deslagging device (1), in ammonium hydroxide coke
Light oil mouth (20) and heavy oil mouth (21), ammonia water and tar oil separation dress are had on the top of oil separating device (2), the side wall of lower part
Setting segmentation in (2) has multiple isolation wards (12)；
Treatment plant for heavy oil, the upper surface for the treatment of plant for heavy oil is lower than the bottom surface of ammonia water and tar oil separator (2), through being connected with
The pipeline of valve is connect with the heavy oil mouth (21) of ammonia water and tar oil separator (2) lower part；
Light oil processing unit, the upper surface of light oil processing unit are lower than the light oil mouth of ammonia water and tar oil separator (2) upper portion side wall
(20), valvular pipeline is connected to connect with the light oil mouth (20) on the top of ammonia water and tar oil separator (2)；
The upper surface of ammonium hydroxide intermediate device (7), ammonium hydroxide intermediate device (7) is flushed with the upper surface of ammonia water and tar oil separator (2),
It is connected valvular pipeline and is connect with second liquid outlet (25) at the middle part of ammonia water and tar oil separator (2).
2. a kind of middle coalite tar as described in claim 1 and ammonium hydroxide separation system, it is characterised in that: the slagging-off dress
Setting (1), ammonia water and tar oil separator (2), ammonium hydroxide intermediate device (7), treatment plant for heavy oil and light oil processing unit is closing
Device；Deslagging device (1), ammonia water and tar oil separator (2) and ammonium hydroxide intermediate device (7) connection on the ground, removes the gred
The upper top surface of device (1) is flushed with the upper top surface of ammonia water and tar oil separator (2)；The treatment plant for heavy oil and light oil processing
Device is all connected on the ground.
3. a kind of middle coalite tar as claimed in claim 1 or 2 and ammonium hydroxide separation system, it is characterised in that: described removes
Slag device (1) is slag removal tank, is connected with sealing cover (16) on the pumping cinder notch (15) of slag removal tank upper surface, and the first of slag removal tank goes out liquid
Mouth (23) is connect by connecting valvular pipeline with ammonia water and tar oil separator (2).
4. a kind of middle coalite tar as claimed in claim 3 and ammonium hydroxide separation system, it is characterised in that: the slag removal tank
The first inlet (24) be connected with first entrance pipe (8), inlet tube (8) is L-shaped, and the upper end of first entrance pipe (8) extends
To outside slagging-off tank, the lower end of inlet tube (8) extends to lower part in slagging-off tank, under rectifying under first entrance pipe (8)
Side is connected with splash guard (9)；The splash guard (9) passes through fixed bracket (17) and the upper surface of slag removal tank bottom surface connects
It connects.
5. a kind of middle coalite tar and ammonium hydroxide separation system as described in claim 3 or 4, it is characterised in that: described removes
The inhibition baffle (11) that surface has through-hole is connected in slag ladle at first liquid outlet (23), the one end of baffle (11) is inhibited to fix
Be connected to and take out top surface on cinder notch (15) and the first liquid outlet (23) institute slag removal tank between the sidewalls, inhibition baffle (11) it is another
End is connected to below the first liquid outlet (23) on the inner sidewall of slag removal tank.
6. a kind of middle coalite tar and ammonium hydroxide separation system as described in claim 3 or 4, it is characterised in that: described removes
It is also connected in slag ladle level-one isolation board (10), level-one isolation board (10) setting is inhibiting baffle (11) and first entrance pipe (8)
Between, one end of level-one isolation board (10) is fixedly connected on the upper surface of slag removal tank bottom surface, level-one isolation board (10) it is another
Hold to first entrance pipe (8) direction and tilt, level-one isolation board (10) surface is provided with through-hole, level-one isolation board (10) upper end with
There is gap on slag removal tank between top surface and be placed in and takes out between cinder notch (15) and the first liquid outlet (23).
7. a kind of middle coalite tar as claimed in claim 1 or 2 and ammonium hydroxide separation system, it is characterised in that: the ammonia
Water tar separator (2) is ammonia water and tar oil separating tank；Second inlet (26) is opened in top surface on ammonia water and tar oil separating tank
One end, top surface opens and is provided with the second liquid outlet in the middle part of the side of the opposite end of the second inlet (26) on ammonia water and tar oil separating tank
(25)；Second inlet (26) is connected with second entrance pipe (27)；Ammonia water and tar oil separating tank inner cavity is connected with partition
(14), ammonia water and tar oil separating tank inner cavity is divided into multiple isolation wards (12) by partition (14), the upper and lower ends difference of partition (14)
It is connect with the upper bottom surface in ammonia water and tar oil separating tank, is provided with the first flow-guiding mouth (18) in the middle part of partition (14)；Each isolation ward
(12) it is also connected with deflector (13) in, the bottom of deflector (13) is connect with ammonia water and tar oil separating tank bottom surface, deflector
(13) surface is provided with the second flow-guiding mouth (19), and there are gaps for top surface on deflector (13) and ammonia water and tar oil separating tank；Each isolation
The upper portion side wall of room (12) is provided with light oil mouth (20), and the lower sides of each isolation ward (12) are provided with heavy oil mouth (21).
8. a kind of middle coalite tar as claimed in claim 7 and ammonium hydroxide separation system, it is characterised in that: the ammonium hydroxide is burnt
Oil separate chamber is internally connected with heating device, and temperature monitoring device and level monitoring dress are connected on ammonia water and tar oil separating tank groove body
It sets, the temperature monitoring device and level monitoring device are connected with control device.
9. a kind of middle coalite tar as claimed in claim 7 and ammonium hydroxide separation system, it is characterised in that: the partition
(14) it is vertically connected between the upper bottom surface in ammonia water and tar oil separating tank；The deflector (13) is vertically connected on ammonium hydroxide coke
Bottom surface in oil separate chamber.
10. a kind of middle coalite tar and ammonium hydroxide separation method, it is characterised in that: include the following steps
Step 1: ammonia water and tar oil mixed liquor tentatively removes the gred precipitating
The valve on deslagging device (1) and ammonia water and tar oil separator (2) connecting line is opened, ammonia water and tar oil mixed liquor is passed through
The first inlet (24) on deslagging device (1) is input in deslagging device (1), and ammonia water and tar oil mixed liquor is in deslagging device (1)
Interior precipitating；
Step 2: ammonia water and tar oil mixed liquor separation
After step 1 precipitates, the mixed liquor on deslagging device (1) top passes through first liquid outlet (23) on deslagging device (1) top
After overflow enters tar ammonia separator (2), from front to back successively through the interior multiple chambers divided of ammonia water and tar oil separator (2)
Room is to the further precipitation and separation of ammonia water and tar oil mixed liquor；
Step 3: divide and take heavy oil, light oil and ammonium hydroxide
Open the valve on ammonia water and tar oil separator (2) and treatment plant for heavy oil connecting line, ammonia water and tar oil separator (2)
The heavy oil of bottom enters treatment plant for heavy oil；It opens on ammonia water and tar oil separator (2) and light oil processing unit connecting line
The light oil of valve, ammonia water and tar oil separator (2) top enters light oil processing unit；Open ammonia water and tar oil separator (2) with
Valve on ammonium hydroxide intermediate device (7) connecting line, the ammonium hydroxide in the middle part of ammonia water and tar oil separator (2) enter ammonium hydroxide intermediate device
(7)；
Step 4: the disposition of the product after separation
The heavy oil collected through step 3 and light oil are directly sold outside, the ammonium hydroxide collected through step 3 is recycled, is completed
The separation process of entire mixed liquor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910201574.8A CN109825321B (en) | 2019-03-18 | 2019-03-18 | System and method for separating medium-low temperature coal tar from ammonia water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910201574.8A CN109825321B (en) | 2019-03-18 | 2019-03-18 | System and method for separating medium-low temperature coal tar from ammonia water |
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| Publication Number | Publication Date |
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| CN109825321A true CN109825321A (en) | 2019-05-31 |
| CN109825321B CN109825321B (en) | 2024-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910201574.8A Active CN109825321B (en) | 2019-03-18 | 2019-03-18 | System and method for separating medium-low temperature coal tar from ammonia water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114405067A (en) * | 2022-03-03 | 2022-04-29 | 广东韶钢松山股份有限公司 | Separator of tar aqueous ammonia |
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| GB145291A (en) * | 1919-08-01 | 1920-07-02 | Samuel Henry Adams | Improvements in connection with the separation of sludge and scum from sewage and other liquids |
| CN103275742A (en) * | 2013-05-13 | 2013-09-04 | 东南大学 | Resourceful treatment system of coking distillation residues and treatment method thereof |
| CN206965214U (en) * | 2017-05-27 | 2018-02-06 | 陕西冶金设计研究院有限公司 | A kind of tar and ammonia water separation hopper |
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| CN109825321B (en) | 2024-01-19 |
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