CN206570270U - Wet method coke pressure quenching system - Google Patents
Wet method coke pressure quenching system Download PDFInfo
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- CN206570270U CN206570270U CN201720255834.6U CN201720255834U CN206570270U CN 206570270 U CN206570270 U CN 206570270U CN 201720255834 U CN201720255834 U CN 201720255834U CN 206570270 U CN206570270 U CN 206570270U
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Abstract
The utility model discloses wet method coke pressure quenching system, including：Coke quenching tank, which is provided with the first sprinkler part being provided with cover, coke quenching tank to loading the red burnt spray in coke quenching tank；Flue gas washing tower, the second sprinkler part is provided with it, and flue gas washing tower connect by flue with coke quenching tank so that the flue gas in it is into flue gas washing tower, and the second sprinkler part is sprayed to the flue gas in entrance flue gas washing tower, so as to gas cleaning and cool；And steaming tower, the 3rd sprinkler part is provided with it, steaming tower is connected by jet chimney with coke quenching tank so that steam in it enters steaming tower, and the 3rd sprinkler part is sprayed to entering the steam in steaming tower, so as to steam purification and cool.Wet method coke pressure quenching system of the present utility model is carried out under conditions of totally-enclosed, therefore, does not produce pollution during quenching substantially, and can utilize waste water quenching, or low cost, a quenching technology for low input.
Description
Technical field
The utility model is related to wet method coke pressure quenching system, at the flue gas produced to wet quenching and steam purification
Reason.Belong to wet quenching technical field.
Background technology
China is coke production, consumption and big export country, and to the end of the year 2015, national coking production capacity is 6.87 hundred million tons, actual
4.5 hundred million tons or so of yield.Many coal chemical enterprises domestic at present still use conventional wet lay quenching technology, and wet quenching has investment
Less, technique is simple, the low advantage of operating cost；But during quenching, coke consumption per ton falls 0.5 ton or so of water, water
With becoming gas after coke heat, wherein including phenol, sulfide, cyanide, CO, CO2Deng more than ten kinds of organic compounds, these gas
Body and the large quantity of air formation mixed airflow sucked from quenching tower open at both ends, escape while carrying a large amount of water droplets and coke powder secretly from tower top
Go out, form atmosphere pollution.It cannot be handled substantially from the harmful chemical in the steam that quenching tower gives off, with quenching tower
Outer row's discharge of steam causes serious environmental pollution into air.
Wet quenching is changed to CDQ by current environmental protection pressure increase, administration request coal chemical enterprise, but independent coking is looked forward to
Industry is different from integrated iron and steel works, and not only storage amount is big for independent coal chemical enterprise, also wants entrucking that coke product is sold into many use
Family, and dry coke quenching charcoal moisture is low, this just unavoidably produces substantial amounts of powder during coke conveying, burnt sieve, storage, loading-unloading vehicle
Dirt, causes new environmental pollution；And dry coke quenching investment is big, coke is dry put out after, the problem of coking chemical waste water whereabouts is also one big, plus
Some scaling loss is understood during dry coke quenching, substantial amounts of CO can be discharged2、CO、SO2, by sufficiently demonstration, it is believed that dry to put out
Burnt is not the optimal selection for solving quenching pollution.
To solve wet quenching pollution problem, it is necessary to research and develop a kind of new wet quenching technology, quenching process is set to exist
Carried out under conditions of totally-enclosed, do not produce pollution during quenching substantially, and the sensible heat of coke can be reclaimed, be it is environmentally friendly, low into
Originally a kind of, quenching technology of low input.
Utility model content
In order to solve above mentioned problem of the prior art, the utility model provides a kind of wet method coke pressure quenching system, its energy
Flue gas and steam are purified simultaneously, pollution to environment is reduced, the user that can make a gift to someone of the steam after purification is used, reduction
The discharge of steam.
In order to solve the above-mentioned technical problem, the utility model employs following technical scheme：
Wet method coke pressure quenching system, including：
Coke quenching tank, which is provided with cover, and the cover, which is used to seal, is provided with the first spray portion in coke quenching tank, the coke quenching tank
Part, first sprinkler part is used to spray to loading red Jiao in the coke quenching tank；
Flue gas washing tower, it is interior provided with the second sprinkler part, and the flue gas washing tower passes through flue and the quenching
Tank is connected, and the flue gas produced in the coke quenching tank enters the flue gas washing tower, the second sprinkler part pair through the flue
Sprayed into the flue gas in the flue gas washing tower, so as to gas cleaning and cool；And
Steaming tower, it is interior provided with the 3rd sprinkler part, and the steaming tower passes through jet chimney and the quenching
Tank is connected, and the steam produced in the coke quenching tank enters the steaming tower, the 3rd spray portion through the jet chimney
Part is sprayed to entering the steam in the steaming tower, so as to steam purification and cool.
Preferably, it is provided with the flue gas washing tower：
First packing layer, second sprinkler part is located at the top of first packing layer；With
Smoke pipe is led, its upper end is connected with the flue, its lower end stretches to the cigarette through first packing layer
The middle and lower part of gas wash tower, and the lower end for leading smoke pipe forms bell mouth shape.
Preferably, the wet method coke pressure quenching system also includes first circulation pump, the import of the first circulation pump and institute
The connection of flue gas washing tower inner bottom part, the outlet of the first circulation pump and the inlet communication of second sprinkler part are stated, it is described
First circulation pump is sprayed for the recirculated water in the flue gas washing tower to be delivered into second sprinkler part.
Preferably, the wet method coke pressure quenching system also includes air-introduced machine and chimney, and the air-introduced machine is used for the cigarette
Flue gas after being purified in gas wash tower introduces the smoke stack emission.
Preferably, it is provided with the steaming tower：
Second packing layer, the 3rd sprinkler part is located at the top of second packing layer；With
Steam guiding tube, its upper end is connected with the jet chimney, and its lower end stretches to the steaming through second packing layer
The middle and lower part of vapour scrubbing tower, and the lower end of the steam guiding tube forms bell mouth shape.
Preferably, the wet method coke pressure quenching system also includes：
Filter, the inlet communication of its upper end outlet and the 3rd sprinkler part；With
Second circulation pump, its import is connected with the steaming tower inner bottom part, and it exports the lower end with the filter
Inlet communication, the second circulation pump is used to the recirculated water in the steaming tower being delivered to the filter, through described
Recirculated water after filter filtering enters the 3rd sprinkler part to spray the steam in the steaming tower.
Preferably, the wet method coke pressure quenching system also includes：
Water tank, it is connected by circulating water pipeline with the upper end outlet of the filter；
3rd circulating pump, its import is connected with the bottom of the water tank, and it exports the upper end outlet with the filter
Connection, for the recirculated water in water tank to be pumped into the filter, with to the Filter Back Washing；With
Sedimentation basin, the lower end of the lower end import of the filter, the lower end of flue gas washing tower and steaming tower connects
Pass to the sedimentation basin.
Preferably, the wet method coke pressure quenching system also includes surge tank, and the surge tank is located at the steaming tower
Between the sedimentation basin, the recirculated water in the steaming tower is discharged into the surge tank, and cool drop in the surge tank
The recirculated water containing coke powder is discharged into the sedimentation basin after pressure.
Preferably, the wet method coke pressure quenching system also includes being used for providing spray use for the wet method coke pressure quenching system
At least one aqua storage tank of water；Wherein,
The aqua storage tank is connected with first sprinkler part, for being supplied water for first sprinkler part；
The aqua storage tank is connected with the flue gas washing tower and steaming tower, for the previously-introduced spray use into both
Recirculated water；
The aqua storage tank is connected with the sedimentation basin, so that the upper strata clear water that sedimentation basin is settled out feeds aqua storage tank.
Preferably, the 4th sprinkler part, the 4th spray portion are respectively arranged with the flue and jet chimney
Part is set adjacent to the coke quenching tank, for cooling to the flue gas and steam discharged from coke quenching tank.
Preferably, first sprinkler part subregion in the coke quenching tank is set, and it is respectively to be located at the top at cover
Portion's spraying zone, the top spraying zone positioned at tank body top and the middle part spraying zone in the middle part of tank body, wherein the top is sprayed
Area and middle part spraying zone is drenched to set in multilayer respectively again.
The beneficial effect of wet method coke pressure quenching system of the present utility model is：
1st, the utility model carries out wet quenching in confined conditions using single tank (i.e. only one coke quenching tank), due to quenching
Process is carried out under conditions of totally-enclosed, therefore, does not produce pollution during quenching substantially.
2nd, the utility model can utilize waste water quenching, using the sensible heat of coke, to the organic matter pyrolysis in waste water, steam
Hair, then purified treatment again, is an environmental protection, low cost, the quenching technology of low input therefore.
3rd, the flue gas and steam that quenching process is produced can be purified respectively, and the fume emission after purification does not result in environment
Pollution；And the steam after purifying can be utilized with secondary, so as to reduce the discharge of steam.
Brief description of the drawings
Fig. 1 is the structural representation of the wet method coke pressure quenching system of the utility model embodiment.
Description of reference numerals
1- coke quenching tanks；2- flue gas washing towers；3- steaming towers；4- covers；The sprinkler parts of 5- first；The second sprays of 6- portion
Part；The sprinkler parts of 7- the 3rd；8- gas outlets；The valves of 9- first；The valves of 10- second；The packing layers of 11- first；12- leads smoke pipe；13-
Air-introduced machine；14- chimneys；The packing layers of 15- second；16- steam guiding tubes；17- steam (vapor) outlets；18- first circulation pumps；19- second circulations
Pump；20- filters；21- water tanks；The circulating pumps of 22- the 3rd；23- circulating water pipelines；24- sedimentation basins；25- surge tanks；26- is stored up
Tank；27- feed pipes；28- water pumps；29- pressure detectors；30- temperature detectors；31- discharge ducts；The spray portions of 32- the 5th
Part；The sprinkler parts of 33- the 6th；34- flues；35- jet chimneys；36- exhanst gas outlets.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as to this practicality
New restriction.
As shown in figure 1, wet method coke pressure quenching system disclosed in the utility model embodiment, including：Coke quenching tank 1, flue gas are washed
Wash tower 2 and steaming tower 3；Wherein, coke quenching tank 1 is provided with cover 4, and cover 4 is used to install red defocused sealing in coke quenching tank 1
Coke quenching tank 1.Provided with the first sprinkler part 5, (the first sprinkler part 5 sets many places (hereafter will be detailed in coke quenching tank 1 in coke quenching tank 1
It is thin to introduce), all the first sprinkler parts 5 are not indicated in Fig. 1, and only indicated part), the first sprinkler part
5 are used to spray to loading red Jiao in coke quenching tank 1, to extinguish red Jiao.During Jiao is filled, it can be produced in coke quenching tank 1
The flue gas of a large amount of high temperature, and the steam of a large amount of high temperature can be produced during being sprayed to red Jiao, in coke quenching tank 1, flue gas
Scrubbing tower 2 and steaming tower 3 then carry out carrying out washing treatment to the flue gas and steam that are produced in coke quenching tank 1 respectively.Specifically, flue gas
The second sprinkler part 6 is provided with scrubbing tower 2, flue gas washing tower 2 is connected by flue 34 with coke quenching tank 1, coke quenching tank 1 it is interior
The flue gas that the burnt process of dress is produced enters flue gas washing tower 2 through flue 34, and the second 6 pairs of sprinkler part enters flue gas washing tower 2
Interior flue gas is sprayed, and removes coke powder or dust contained in flue gas, and can be dissolved in the harmful substance of water, obtains flue gas
To purification, while also making flue gas cool-down.The 3rd sprinkler part 7 is provided with steaming tower 3, steaming tower 3 passes through steam pipe
Road 35 is connected with coke quenching tank 1, and the interior steam produced in spray process of coke quenching tank 1 enters steaming tower 3 through jet chimney 35, the
The steam that three 7 pairs of sprinkler parts enter in steaming tower 3 is sprayed, except the coke powder contained by devaporation and can be dissolved in
The harmful chemical of water, makes steam be purified and cool.
The utility model carries out wet quenching in confined conditions using single tank (i.e. only one coke quenching tank 1), can be simultaneously
Flue gas and steam are purified, the discharge of steam is reduced.Because quenching process is carried out under conditions of totally-enclosed, because
This, pollution is not produced substantially during quenching, and can reclaim the sensible heat of coke, is that one kind of environmentally friendly, inexpensive, low input is put out
Burnt technology.
Cover 4 can have a variety of, the present embodiment with the connected mode of coke quenching tank 1 and the open and close mode of cover 4
In cover 4 be rotatably connected on coke quenching tank 1, the rotation of cover 4 can utilize drive device (not shown)
Realize, when filling burnt, drive device can be such that cover 4 is opened to the offside for transporting red burnt coke quenching cart, after the completion of dress is burnt, drive
Dynamic device drives cover 4 to turn round and be sealed on coke quenching tank 1 again.Because the working environment of coke quenching tank 1 is high temperature, therefore cover 4
Using cooling water-stop.
One can be only set for discharging flue gas and the gas outlet 8 of steam on coke quenching tank 1, can also set multiple, when
Only set one when, gas outlet 8 is connected with one section of common conduit, then recycling threeway again with flue 34 and jet chimney
35 connections.Due to substantial amounts of gas can be produced during dress Jiao and quenching, if a gas outlet 8 is only opened up, in order that gas
Body is discharged as early as possible, and the bore of gas outlet 8 ratio to be opened up that is bound to is larger, if by gas outlet 8 open it is larger, necessarily affect quenching
The bulk strength of tank 1, certainly, if the quantity of gas outlet 8 opens up and excessively can also influence the intensity of coke quenching tank 1 on coke quenching tank 1.Cause
This, in the present embodiment, has opened up on coke quenching tank 1 and a gas outlet 8, another outlet is illustrate only in two gas outlets 8, Fig. 1
Mouth 8 is not shown due to being blocked by the gas outlet 8.When the gas outlet 8 on coke quenching tank 1 is two or more, the He of flue 34
Jet chimney 35 can be connected from different gas outlets 8 respectively, naturally it is also possible to used and connected in an identical mode of gas outlet 8
Connect.The present embodiment is then that each gas outlet 8 connects one section of common conduit respectively, and every common conduit is connected by threeway respectively again
A piece flue 34 and a jet chimney 35.It is separately provided for cutting pipeline on jet chimney 35 and flue 34
Only or conducting valve.As shown in figure 1, the first valve 9 for being arranged on flue 34 and being arranged on jet chimney 35
Second valve 10.
Continuing with Fig. 1, the first packing layer 11 is provided with flue gas washing tower 2, and (setting of the first packing layer 11 can make
The circulation water distribution of spray evenly, so that shower water is fully contacted with flue gas, improves purification efficiency, second be subsequently noted
Packing layer 15 is identical with the effect of the first packing layer 11, subsequently will not be described again) and smoke pipe 12 is led, the second sprinkler part 6 is located at
The top of first packing layer 11；The upper end for leading smoke pipe 12 is connected with flue 34, for accessing flue gas, leads the lower end of smoke pipe 12
The middle and lower part of flue gas washing tower 2 is stretched to through the first packing layer 11, and leads the lower end of smoke pipe 12 and forms bell mouth shape.Carry out self-extinguishment
The flue gas of burnt tank 1 is first into the middle and lower part of flue gas washing tower 2 through leading smoke pipe 12, and then flue gas rises, in the process of rising
In the recirculated water that is sprayed with the second sprinkler part 6 for being positioned above (below by the source of recirculated water and recycling
Process is illustrated) fully contacted, the coke powder in flue gas is taken away by recirculated water, and the flue gas after purification is by the row of exhanst gas outlet 36
Go out.Exhanst gas outlet 36 has been arranged on flue gas washing tower 2 at its upper end, and its position is on the second sprinkler part 6, so that
Flue gas is fully contacted with the recirculated water sprayed, effectively to be purified.
As shown in figure 1, in order that the flue gas in coke quenching tank 1 is smoothly and quickly into flue gas washing tower 2, wet method pressure puts out
Burnt system also includes air-introduced machine 13 and chimney 14, and air-introduced machine 13 is connected with the exhanst gas outlet 36 of flue gas washing tower 2, flue gas washing tower
Flue gas after being purified in 2 first passes around air-introduced machine 13, is then discharged by chimney 14.
The structure of steaming tower 3 is similar with the structure of flue gas washing tower 2, referring to Fig. 1, is provided with steaming tower 3
Second packing layer 15 and steam guiding tube 16, the 3rd sprinkler part 7 are located at the top of the second packing layer 15；The upper end of steam guiding tube 16 and steaming
Steam pipe road 35 is connected, and its lower end stretches to the middle and lower part of steaming tower 3, and the lower end of steam guiding tube 16 through the second packing layer 15
Form bell mouth shape.Steam from coke quenching tank 1 is first into the middle and lower part of steaming tower 3, Ran Houzheng through steam guiding tube 16
Vapour rises, and the recirculated water that steam sprays during rising with the 3rd sprinkler part 7 being positioned above fully is contacted,
Coke powder in steam is taken away by recirculated water, and is deposited to the bottom of steaming tower 3, and the steam after purification passes through steam (vapor) outlet 17
Discharge, the steam after discharge can be passed through user, available for user heating etc..Steam (vapor) outlet 17 has been arranged on steaming tower 3 and leaned on
At its nearly upper end, and its position is on the 3rd sprinkler part 7, so that steam is fully contacted with the recirculated water sprayed, to be had
Effect purification.
In order to conserve water, the useful water of institute of wet method coke pressure quenching system is all recycled, will circulation in the utility model
The water referred to as recirculated water in each process or each equipment used.Recirculated water circulated sprinkling in flue gas washing tower 2, steam
Recirculated water in scrubbing tower 3 also circulated sprinkling.Specifically, referring to Fig. 1, wet method coke pressure quenching system also includes first circulation pump 18
With second circulation pump 19.The import of first circulation pump 18 is connected with the bottom of flue gas washing tower 2, the outlet of first circulation pump 18 with
The inlet communication of second sprinkler part 6, first circulation pump 18 is used to the recirculated water in flue gas washing tower 2 being delivered to the second spray
Part 6 is sprayed, and the water sprayed out through the second sprinkler part 6 is fallen into flue gas washing tower 2 again, then defeated by first circulation pump 18
The 3rd sprinkler part 7 is delivered to, is so recycled.Second circulation pump 19 is used to the recirculated water in steaming tower 3 being delivered to
3rd sprinkler part 7 is sprayed, and the water sprayed out through the 3rd sprinkler part 7 is fallen into steaming tower 3 again, then is followed by second
Ring pump 19 is delivered to the 3rd sprinkler part 7, so recycles.
Because the recirculated water in steaming tower 3 is repeatedly contacted with steam, thus also substantial amounts of coke powder or other
Filter 20 also is added between the sprinkler part 7 of second circulation pump 19 and the 3rd in harmful substance, the present embodiment, is followed by second
The recirculated water that ring pump 19 is pumped out enters back into the 3rd sprinkler part 7 after removing the materials such as coke powder through the filtering of filter 20 and sprayed,
Specifically, referring to Fig. 1, the import of second circulation pump 19 is connected with the bottom in steaming tower 3, it is exported and filter 20
Lower end inlet communication, the upper end outlet of filter 20 is connected with the import of the 3rd sprinkler part 7.
Continuing with Fig. 1, after filter 20 is using a period of time, its filter efficiency can be reduced, it is necessary to be carried out instead to it
Rinse, the present embodiment also add the circulating pump 22 of water tank 21 and the 3rd for being backwashed to it.Water tank 21 passes through
Circulating water pipeline 23 is connected with the upper end outlet of filter 20.The import of 3rd circulating pump 22 is connected with the bottom of water tank 21,
Its outlet is connected with the upper end outlet of filter 20.Under the normal operating condition of filter 20, go out from the upper end outlet of filter 20
The recirculated water come can be passed through the 3rd sprinkler part 7, and the water that can be also passed through in water tank 21, i.e. water tank 21 can be from filter
20 obtain, also can be by outside offer.When filter 20 needs backwash, start the 3rd circulating pump 22, the 3rd circulating pump 22 will
The upper end outlet of recirculated water from filter 20 in water tank 21 is pumped into the filter 20；Filter 20 is recoiled
Wash, backwashing water is exported by the lower end of filter 20 and discharged.
Continuing with Fig. 1, in order to reclaim the recirculated water that discharge is exported from the lower end of filter 20, the wet method pressure of the present embodiment
Quenching system also includes sedimentation basin 24, and the lower end import of the filter 20 is connected with sedimentation basin 24, the recoil in filter 20
Wash water is drained into sedimentation basin 24 through lower end import.
It will contain in addition, after the recirculated water in flue gas washing tower 2 and steaming tower 3 recycles a period of time, in it
There is more coke powder, coke powder is deposited in the bottom of flue gas washing tower 2 and steaming tower 3, it is necessary to being deposited in its lowermost end
Coke powder is periodically discharged, therefore, and the lower end of the flue gas washing tower 2 of the present embodiment and the lower end of steaming tower 3 are communicated to institute
Sedimentation basin 24 is stated, when needing discharge to be deposited in the coke powder of bottom, the bottom of flue gas washing tower 2 and steaming tower 3 is separately turned on
The gate valve in portion, is vented to sedimentation basin 24.
Because the temperature and pressure in steaming tower 3 is all higher, the recirculated water gone out from its lower discharge is also that high temperature is high
Pressure, in order to ensure safety, the present embodiment is additionally provided with surge tank 25 between steaming tower 3 and sedimentation basin 24, and steam is washed
The recirculated water containing coke powder washed in tower 3 is first discharged into surge tank 25, the recirculated water containing coke powder after decrease temperature and pressure in surge tank 25
Sedimentation basin 24 is discharged into again, and the upper end of surge tank 25 is provided with discharge duct 31, and discharge duct 31 is connected with chimney 14, by it
Gas be discharged into chimney 14, figure 1 part that illustrate only portion discharge pipeline 31.
Further, since the recirculated water in flue gas washing tower 2 and steaming tower 3 has consumption in cyclic process, and
Being discharged into sedimentation basin 24, coke powder for the coke powder that periodically can also precipitate tower bottom contains recirculated water, also inevitable when discharging coke powder
Recirculated water can be taken away, accordingly, it would be desirable to periodically recirculated water be filled into flue gas washing tower 2 and steaming tower 3, to ensure normally to follow
Ring is used.Moreover, the circulation in whole system is initial, in addition it is also necessary to inject follow into flue gas washing tower 2 and steaming tower 3 in advance
Ring water, so as to circulate.It is wet method coke pressure quenching system that the wet method coke pressure quenching system of the present embodiment, which also includes being used for,
At least one aqua storage tank 26 of spray-water is provided；As shown in figure 1, aqua storage tank 26 is connected with the first sprinkler part 5, for for
One sprinkler part 5 provides spray-water；Aqua storage tank 26 also by feed pipe 27 respectively with flue gas washing tower 2 and steaming tower 3
Connection, for injecting recirculated water in two scrubbing towers in advance.Feed pipe 27 can be directly with leading smoke pipe 12 and steam guiding tube 16
Upper end is connected, and recirculated water is through steam guiding tube 16 and leads smoke pipe 12 and has respectively entered steaming tower 3 and flue gas washing tower 2.In order that
Feed pipe 27 can not only play moisturizing, moreover it is possible to which the feed pipe 27 played a part of in spray, the present embodiment is additionally provided with difference
It is not only sharp in washing process positioned at the 5th sprinkler part 32 and the 6th sprinkler part 33 led in smoke pipe 12 and steam guiding tube 16
Sprayed with the second sprinkler part 6 and the 3rd sprinkler part 7, the 5th sprinkler part 32 and the 6th sprinkler part 33 can be in cigarettes
Gas and steam carry out sprinkling purification into the initial of scrubbing tower to it.
Use for convenience, the aqua storage tank 26 shown in the present embodiment is two be connected.Feed pipe 27 and one of them
Aqua storage tank 26 is connected, and another aqua storage tank 26 is connected with the first sprinkler part 5, for being supplied water for the first sprinkler part 5.In order to follow
Ring feeds aqua storage tank 26 again using the water in sedimentation basin 24, recirculated water after being precipitated in sedimentation basin 24.Continuing with Fig. 1, precipitation
Contraminated zone and clear water zone are distinguished in pond 24, and hair flushing water and recirculated water in flue gas washing tower 2 and steaming tower 3 are first
Proceed to contraminated zone to be precipitated, the clean water overflow after precipitation to clear water zone, clear water is delivered to aqua storage tank 26 through water pump 28, then follows
Ring is used, and the coke powder being settled out in sedimentation basin 24 is periodically pulled out.
Because the flue gas and vapor (steam) temperature of discharge are all very high out of coke quenching tank 1, fume pipe can be damaged during conveying
Road 34 and jet chimney 35, the present embodiment are also respectively provided with the 4th sprinkler part in flue 34 and jet chimney 35
(not shown in figure 1), and the 4th sprinkler part sets adjacent to coke quenching tank 1, for entering to the flue gas and steam discharged from coke quenching tank 1
Row cooling.Due to being to be connected by one section of common conduit with coke quenching tank 1 in the present embodiment, therefore, the 4th sprinkler part is arranged on
In common conduit, and close to the gas outlet 8 of coke quenching tank 1.To enter initially just being carried out to it at cooling for pipeline in gas
Reason.
With continued reference to Fig. 1, the first sprinkler part 5 subregion in coke quenching tank 1 is set, and is divided into three areas in the present embodiment, i.e.,
Top spray area at cover 4, the top spraying zone in tank body top and the middle part spray in tank body middle part
The first sprinkler part 5 drenched in area, its middle and upper part spraying zone and middle part spraying zone is set in multilayer respectively again.The Sub-region and hierarchical sprays
The mode of pouring can be to the red burnt abundant quenching of progress.In the present embodiment, top spraying zone is had in three layers, i.e. top spraying zone
First sprinkler part 5 is divided into three-layer set from top to bottom；Middle part spraying zone has the first spray in two layers, i.e. middle part spraying zone
Part 5 is divided into two layers of setting from top to bottom.
In order to detect the temperature of pressure and diverse location in coke quenching tank 1, to adjust the first spray in different zones
Drench in the keying of part 5 and total spray flux, coke quenching tank 1 and be additionally provided with a pressure detector 29 (such as pressure sensor)
With multiple temperature detectors 30 (such as temperature sensor).Wherein pressure detector 29 is arranged on the top of coke quenching tank 1.Temperature is examined
Survey middle and upper part, middle part, middle and lower part and bottom that device 30 is separately positioned on coke quenching tank 1.
All sprinkler parts in the present embodiment can be used can realize any structure of spraying effect in the prior art
Form, such as shower nozzle, jet pipe etc..In order to realize uniform spraying, each sprinkler part can have multiple water jets.Multiple water sprays
Mouthful can be arranged in rows, can also divide arranged in rows, it is multiple rows of between can be located at same level, same longitudinal direction can also be located at
Face.
Wet method coke pressure quenching method based on wet method coke pressure quenching system of the present utility model, it comprises the following steps：
A) start the second sprinkler part 6 in flue gas washing tower 2 first, sprayed into flue gas washing tower 2；
B) and then in coke quenching tank 1 load red Jiao, flue gas can be produced in coke quenching tank 1 during dress is burnt, flue gas is through flue gas
Pipeline 34 enters flue gas washing tower 2, and the recirculated water that the second sprinkler part 6 sprays removes Jiao in flue gas to flue gas spraying purification
Powder and the pernicious gas that water can be dissolved in；
C) after the completion of dress is burnt, sealed tank cap 4；
D) start the 3rd sprinkler part 7 in steaming tower 3, sprayed into steaming tower 3, simultaneously close off cigarette
The first valve 9 in feed channel 34, ends flue 34, and closes the second sprinkler part 6；
E) start the first sprinkler part 5 in coke quenching tank 1, sprayed to loading red Jiao in coke quenching tank 1；
F) steam that the internal cause of coke quenching tank 1 spray is produced enters in steaming tower 3, steaming tower 3 through jet chimney 35
The 3rd sprinkler part 7 to steam spray cleaning, dust and pernicious gas contained by steam；
G) when the bottom temp in coke quenching tank 1 is less than 200 DEG C, judge that quenching terminates, the first spray closed in coke quenching tank 1
Part 5 is drenched, the 3rd sprinkler part 7 in steaming tower 3 is then turned off；
H) will be red burnt from the releasing of the bottom of coke quenching tank 1 after extinguishing and cooling.
Wet method coke pressure quenching method of the present utility model is specifically described below：Firstly the need of explanation,
Flue gas washing tower 2 and the planted agent of steaming tower 3 contain recirculated water in advance, can also temporarily be injected before system startup.First
Open the 5th sprinkler part 32 and the recirculated water in aqua storage tank 26 is sprayed to flue gas washing tower 2 through the road of feed pipe 27, and keep the
The opening of five sprinkler parts 32；It is then turned on the first valve 9 on flue 34, and opens air-introduced machine 13 and first following
Ring pump 18, the second sprinkler part 6 starts spray, and the 5th sprinkler part 32 and the second sprinkler part 6 are purified to flue gas simultaneously；
The 4th sprinkler part is then turned on, the flue gas come out from coke quenching tank 1 is sprayed, so as to flue gas cool-down and reduce the body of flue gas
Product, the coke powder of the bottom precipitation of flue gas washing tower 2 is periodically drained into sedimentation basin 24, and (part recirculated water can be discharged with coke powder, row
The recirculated water gone out is recycled into sedimentation basin 24)；Then load red Jiao into coke quenching tank 1, close cover 4, and seal；Open
Second valve 10, while the pipeline being connected on the steam (vapor) outlet 17 of steaming tower 3 is in the conduction state；Close down air-introduced machine
13, close first circulation pump 18；Then the 6th sprinkler part 33 is opened, and closes the first valve 9；It is then turned on second circulation pump
19, the recirculated water in steaming tower 3 is delivered to filter 20 by second circulation pump 19, enters the 3rd after being filtered through filter 20
Sprinkler part 7 is sprayed, to be purified to the steam in steaming tower 3；The coke powder of the bottom precipitation of steaming tower 3 is determined
Phase is drained into surge tank 25, and after cooling in surge tank 25 and being depressured, sedimentation basin 24 is drained into from the bottom of surge tank 25, is buffered
Portion is discharged into chimney 14 to the gas of tank 25 from it；The first sprinkler part 5 in the top spray area of coke quenching tank 1 is then turned on, then
According to three layer of first sprinkler part 5 in the pressure condition unlatching top spraying zone in coke quenching tank 1 (if pressure in coke quenching tank 1
Increase, then the first sprinkler part 5 only in the spraying zone of opening section top, conversely, being then all turned on)；And according in coke quenching tank 1
Pressure adjust total spray flux (it is same, if pressure is larger in coke quenching tank 1, sprinkler part is opened less, if under pressure
Drop, then increase the unlatching quantity of sprinkler part)；When the temperature in coke quenching tank 1 more than middle part is reduced to 500 DEG C, top spraying zone
Only retain one layer of first sprinkler part 5 to spray, other closings；It is then turned on one layer of first spray portion top in the spraying zone of middle part
Part 5, be when the temperature in coke quenching tank 1 below middle part is reduced to 500 DEG C, all first sprinkler parts closed in the spraying zone of top
5, open the first sprinkler part 5 in all middle part spraying zones；When the inner bottom part temperature of coke quenching tank 1 is less than 200 DEG C, quenching is judged
Terminate, close all first sprinkler parts 5, close second circulation pump 19, close the 3rd sprinkler part 7 and the 4th sprinkler part；
When the pressure in coke quenching tank 1 drops to below 1000Pa, cover 4 is opened, the put-focus gate valve of the bottom of coke quenching tank 1 is opened, it is put-focus, this
When quenching finish.
As a kind of preferred scheme of the present embodiment, spraying by the way of spraying successively from top to bottom in coke quenching tank 1,
Specifically, step e) specifically includes following steps：
E1 the first sprinkler part 5 in the top spray area at the cover 4 of coke quenching tank 1) is started first；
E2) it is then turned on the first sprinkler part 5 in the top spraying zone on the top of coke quenching tank 1；
E3) regulation top spray area and the total spray flux of top spraying zone, the Stress control in coke quenching tank 1 is existed
Below 0.6Mpa, and keep the pressure almost constant in coke quenching tank 1；
E4) when the temperature in coke quenching tank 1 more than middle part is reduced to below 500 DEG C, one closed in the spraying zone of top
Divide the first sprinkler part 5, be then turned on being located at the first spray of the top part in position in the middle part spraying zone at the middle part of coke quenching tank 1
Part 5；
E5) when the temperature in coke quenching tank 1 below middle part is reduced to below 500 DEG C, close in all top spraying zones
First sprinkler part 5；The first sprinkler part 5 in the spraying zone of middle part is all turned on again.
Further, because the temperature of flue gas and steam is higher, also include opening altogether between step a) and step b)
The step of with four sprinkler part in pipeline.
Representative embodiment of the present utility model has obtained detailed description.These detailed descriptions are not used in this practicality
New scope is limited.Those skilled in the art can be in essence of the present utility model and protection domain, to this practicality
New to make various modifications or equivalent substitution, this modification or equivalent substitution also should be regarded as in protection domain of the present utility model
It is interior.Therefore, the combination of the feature in foregoing detailed description not necessarily be used for implement this practicality in most broad scope
It is new, and teaching only alternatively is provided to the representative embodiment of the present utility model being especially described in detail.In addition, in order to
Obtain of the present utility model be attached with and use embodiment, a variety of features that teaching is provided in the description can be by a variety of sides
Formula is combined, but these modes are next without especially being included.
Claims (11)
1. wet method coke pressure quenching system, including：
Coke quenching tank, which is provided with cover, and the cover, which is used to seal, is provided with the first sprinkler part in coke quenching tank, the coke quenching tank,
First sprinkler part is used to spray to loading red Jiao in the coke quenching tank；
Flue gas washing tower, it is interior provided with the second sprinkler part, and the flue gas washing tower passes through flue and the coke quenching tank connects
Logical, the flue gas produced in the coke quenching tank enters the flue gas washing tower through the flue, and the second sprinkler part is to entering
Flue gas in the flue gas washing tower is sprayed, so as to gas cleaning and cool；And
Steaming tower, it is interior provided with the 3rd sprinkler part, and the steaming tower passes through jet chimney and the coke quenching tank connects
Logical, the steam produced in the coke quenching tank enters the steaming tower, the 3rd sprinkler part pair through the jet chimney
Sprayed into the steam in the steaming tower, so as to steam purification and cool.
2. wet method coke pressure quenching system according to claim 1, it is characterised in that be provided with the flue gas washing tower：
First packing layer, second sprinkler part is located at the top of first packing layer；With
Smoke pipe is led, its upper end is connected with the flue, its lower end stretches to the flue gas through first packing layer and washed
The middle and lower part of tower is washed, and the lower end for leading smoke pipe forms bell mouth shape.
3. wet method coke pressure quenching system according to claim 1, it is characterised in that the wet method coke pressure quenching system is also wrapped
First circulation pump is included, the import of the first circulation pump is connected with the flue gas washing tower inner bottom part, the first circulation pump
Outlet and the inlet communication of second sprinkler part, the first circulation pump are used for the recirculated water in the flue gas washing tower
Second sprinkler part is delivered to be sprayed.
4. wet method coke pressure quenching system according to claim 1, it is characterised in that the wet method coke pressure quenching system is also wrapped
Air-introduced machine and chimney are included, the air-introduced machine is used to the flue gas after purifying in the flue gas washing tower introducing the smoke stack emission.
5. wet method coke pressure quenching system according to claim 1, it is characterised in that be provided with the steaming tower：
Second packing layer, the 3rd sprinkler part is located at the top of second packing layer；With
Steam guiding tube, its upper end is connected with the jet chimney, and its lower end stretches to the steam through second packing layer and washed
The middle and lower part of tower is washed, and the lower end of the steam guiding tube forms bell mouth shape.
6. wet method coke pressure quenching system according to claim 1, it is characterised in that the wet method coke pressure quenching system is also wrapped
Include：
Filter, the inlet communication of its upper end outlet and the 3rd sprinkler part；With
Second circulation pump, its import is connected with the steaming tower inner bottom part, and it exports the lower end import with the filter
Connection, the second circulation pump is used to the recirculated water in the steaming tower being delivered to the filter, through the filtering
Recirculated water after device filtering enters the 3rd sprinkler part to spray the steam in the steaming tower.
7. wet method coke pressure quenching system according to claim 6, it is characterised in that the wet method coke pressure quenching system is also wrapped
Include：
Water tank, it is connected by circulating water pipeline with the upper end outlet of the filter；
3rd circulating pump, its import is connected with the bottom of the water tank, and its outlet is connected with the upper end outlet of the filter,
For the recirculated water in water tank to be pumped into the filter, with to the Filter Back Washing；With
Sedimentation basin, the lower end of the lower end import of the filter, the lower end of flue gas washing tower and steaming tower is communicated to
The sedimentation basin.
8. wet method coke pressure quenching system according to claim 7, it is characterised in that the wet method coke pressure quenching system is also wrapped
Surge tank is included, the surge tank is located between the steaming tower and the sedimentation basin, the circulation in the steaming tower
Water is discharged into the surge tank, and the recirculated water containing coke powder is discharged into the sedimentation basin after decrease temperature and pressure in the surge tank.
9. wet method coke pressure quenching system according to claim 7, it is characterised in that the wet method coke pressure quenching system is also wrapped
Include at least one aqua storage tank for providing spray-water for the wet method coke pressure quenching system；Wherein,
The aqua storage tank is connected with first sprinkler part, for being supplied water for first sprinkler part；
The aqua storage tank is connected with the flue gas washing tower and steaming tower, for previously-introduced spray circulations into both
Water；
The aqua storage tank is connected with the sedimentation basin, so that the upper strata clear water that sedimentation basin is settled out feeds aqua storage tank.
10. wet method coke pressure quenching system according to claim 1, it is characterised in that the flue and jet chimney
The 4th sprinkler part is inside respectively arranged with, the 4th sprinkler part is set adjacent to the coke quenching tank, for being arranged from coke quenching tank
The flue gas and steam gone out is cooled.
11. wet method coke pressure quenching system according to claim 1, it is characterised in that first sprinkler part is described
In coke quenching tank subregion set, its be respectively be located at cover at top spray area, the top spraying zone positioned at tank body top and
Middle part spraying zone in the middle part of tank body, wherein the top spraying zone and middle part spraying zone are set in multilayer respectively again.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255834.6U CN206570270U (en) | 2017-03-16 | 2017-03-16 | Wet method coke pressure quenching system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720255834.6U CN206570270U (en) | 2017-03-16 | 2017-03-16 | Wet method coke pressure quenching system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108624340A (en) * | 2017-03-16 | 2018-10-09 | 邢台旭阳科技有限公司 | Wet method coke pressure quenching system and coke quenching method |
| CN110205146A (en) * | 2018-05-30 | 2019-09-06 | 西安华江环保科技股份有限公司 | A kind of steam pressure quenching system and method |
| CN110787472A (en) * | 2018-08-01 | 2020-02-14 | 上海凯赛生物技术股份有限公司 | Energy-saving circulating type pentanediamine concentration system and concentration method thereof |
-
2017
- 2017-03-16 CN CN201720255834.6U patent/CN206570270U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108624340A (en) * | 2017-03-16 | 2018-10-09 | 邢台旭阳科技有限公司 | Wet method coke pressure quenching system and coke quenching method |
| CN110205146A (en) * | 2018-05-30 | 2019-09-06 | 西安华江环保科技股份有限公司 | A kind of steam pressure quenching system and method |
| CN110787472A (en) * | 2018-08-01 | 2020-02-14 | 上海凯赛生物技术股份有限公司 | Energy-saving circulating type pentanediamine concentration system and concentration method thereof |
| CN110787472B (en) * | 2018-08-01 | 2024-02-13 | 上海凯赛生物技术股份有限公司 | Pentanediamine concentration system and concentration method |
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