CN104689631B - A kind of cyclic ammonia water filter and method - Google Patents
A kind of cyclic ammonia water filter and method Download PDFInfo
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- CN104689631B CN104689631B CN201510137770.5A CN201510137770A CN104689631B CN 104689631 B CN104689631 B CN 104689631B CN 201510137770 A CN201510137770 A CN 201510137770A CN 104689631 B CN104689631 B CN 104689631B
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Abstract
The invention discloses a kind of cyclic ammonia water filter, including input channel and output channel, it is communicated with the first pipeline between input channel and output channel, the first pipeline is provided with the first valve and the second valve, between the first valve and the second valve, is provided with filter；Also it is communicated with the by-pass line being in parallel with the first pipeline between input channel and output channel, by-pass line is provided with bypath valve；It is respectively communicated with high pressure aqua ammonia input channel and impurity output channel on first pipeline, high pressure aqua ammonia input channel has been provided with the first high pressure valve, impurity output channel is provided with the second high pressure valve.This cyclic ammonia water filter can be effectively improved the impurity cleaning efficiency in cyclic ammonia water pipeline, it is to avoid produces impurity deposition and shower nozzle clogging in pipeline.The invention also discloses a kind of cyclic ammonia water filter method utilizing above-mentioned cyclic ammonia water filter.
Description
Technical field
The present invention relates to coking production matched auxiliaring equipment technical field, circulate particularly to one
Ammoniacal liquor filter.The invention still further relates to a kind of circulation utilizing above-mentioned cyclic ammonia water filter
Ammoniacal liquor filter method.
Background technology
During current coking production, the cyclic ammonia water possessing certain pressure is generally utilized to lead to
Piping is transported to coke oven crossover main, is atomized via ammoniacal liquor shower nozzle, is sprayed onto in discharge, in order to
High temperature raw coke oven gas in coking being produced is cooled to proper temperature.
At present in actual mechanical process, the general mechanization tar ammonia defecator that passes through will circulate ammonia
The impurity such as the tar slag carried secretly in water, coal cinder carry out simple separation, although this processing mode is permissible
Meet and produce needs normally, but when fluctuation occurs in cyclic ammonia water pressure, be deposited on circulation
The impurity of ammoniacal liquor duct bottom is easily entrained to, at ammoniacal liquor shower nozzle, cause shower nozzle to block.For
This problem, present stage typically uses the mode of artificial dredging shower nozzle to process, but this kind of dredging
Manner of cleaning up complex operation, wastes time and energy, and treatment effeciency is low, seriously constrains relevant setting
Standby high-efficiency and continuous operation.
Therefore, the impurity cleaning efficiency in cyclic ammonia water pipeline how is improved, it is to avoid produce in pipeline
Raw impurity deposition and shower nozzle clogging are the important skills that those skilled in the art are presently required solution
Art problem.
Summary of the invention
It is an object of the invention to provide a kind of cyclic ammonia water filter, this cyclic ammonia water filters dress
Put the impurity cleaning efficiency can being effectively improved in cyclic ammonia water pipeline, it is to avoid produce miscellaneous in pipeline
Matter deposition and shower nozzle clogging.It is a further object of the present invention to provide one and utilize above-mentioned circulation
The cyclic ammonia water filter method of ammoniacal liquor filter.
For solving above-mentioned technical problem, the present invention provides a kind of cyclic ammonia water filter, including
Input channel that ammonia circulation pipeline main with upstream equipment is connected and being connected with downstream coke oven
Output channel, be communicated with the first pipeline, institute between described input channel and described output channel
State, on the first pipeline, described input channel one end is provided with the first valve, described first pipeline
Upper close described output channel one end is provided with the second valve, described first valve and described second
Filter it is provided with between valve；
Also it is communicated with between described input channel with described output channel and described first pipeline phase
By-pass line in parallel, described by-pass line is provided with bypath valve；
High pressure aqua ammonia input channel and impurity output channel it has been respectively communicated with on described first pipeline,
Described high pressure aqua ammonia input channel is positioned at described filter and institute with the connection end of described first pipeline
State between the second valve, and be provided with the first high pressure valve on described high pressure aqua ammonia input channel；
Described impurity output channel and the connection end of described first pipeline are positioned at described first valve with described
Between filter, and it is provided with the second high pressure valve on described impurity output channel.
Preferably, described input channel is provided with main valve.
The present invention also provides for a kind of cyclic ammonia water filter method, make use of as in the claims
Cyclic ammonia water filter described in any one, including step:
Circulating filtration, opens the first valve and the second valve, and closes bypath valve, the first height
Pressure valve and the second high pressure valve, make cyclic ammonia water be transported to coke oven through filter, and protect
Demonstrate,prove this ammonia circulation operating mode and maintain a filter cycle；
High pressure washing, opens bypath valve, closes the first valve and the second valve, and beats successively
Open the second high pressure valve and the first high pressure valve, utilize the height being passed through by high pressure aqua ammonia input channel
Filter is rinsed by pressure ammoniacal liquor, is discharged by impurity output channel by impurity in filter；
Recover circulation, close the first high pressure valve and the second high pressure valve successively, open the first valve
Door and the second valve, and close bypath valve, enter next filter cycle.
Preferably, described high pressure aqua ammonia pressure is 2.5～3.0MPa.
Preferably, the pressure of described cyclic ammonia water is 0.15～0.18MPa.
Preferably, described filter cycle is 3 days.
The most above-mentioned background technology, cyclic ammonia water filter provided by the present invention, its work
During, open the first valve and the second valve, and close bypath valve, the first high pressure valve
With the second high pressure valve, make cyclic ammonia water be transported to coke oven through filter, and maintain this ammonia
Water state of cyclic operation is to ensure the properly functioning of relevant coker；Longer when the filter working time
When needing internal impurity is cleared up, open bypath valve, close the first valve and the second valve
Door, and open the second high pressure valve and the first high pressure valve successively, utilize and inputted by high pressure aqua ammonia
Filter is rinsed by the high pressure aqua ammonia that pipeline is passed through, so that impurity in filter is defeated by impurity
Go out pipeline to discharge；After impurity cleans out, close the first high pressure valve and the second high pressure valve successively
Door, opens the first valve and the second valve, and closes bypath valve, thus recover ammonia circulation
Operating mode.Whole impurity treatment process simple and effective, and produce in being difficult to make pipeline impurity deposition and
Shower nozzle choking phenomenon, substantially increases equipment operating efficiency and stability.
In another preferred version of the present invention, described input channel is provided with main valve.If
During received shipment row, staff can control described cyclic ammonia water mistake flexibly by this main valve
Connection between filter device and coker main line and disconnection, in order to according to different working conditions
It is actually needed the duty adjusting described cyclic ammonia water filter.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below
The accompanying drawing used required in embodiment or description of the prior art will be briefly described, aobvious and
Easily insight, the accompanying drawing in describing below is only some embodiments of the present invention, for this area
From the point of view of those of ordinary skill, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing.
The liquid of the cyclic ammonia water filter that Fig. 1 is provided by a kind of detailed description of the invention of the present invention
Pressure schematic diagram；
The stream of the cyclic ammonia water filter method that Fig. 2 is provided by a kind of detailed description of the invention of the present invention
Cheng Tu.
Detailed description of the invention
The core of the present invention is to provide a kind of cyclic ammonia water filter, and this cyclic ammonia water filters dress
Put the impurity cleaning efficiency can being effectively improved in cyclic ammonia water pipeline, it is to avoid produce miscellaneous in pipeline
Matter deposition and shower nozzle clogging；Also provide for a kind of utilizing following of above-mentioned cyclic ammonia water filter
Ring ammoniacal liquor filter method.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings
The present invention is described in further detail with detailed description of the invention.
Refer to the cyclic ammonia water that Fig. 1, Fig. 1 are provided by a kind of detailed description of the invention of the present invention
The hydraulic schematic diagram of filter.
In a specific embodiment, cyclic ammonia water filter provided by the present invention, including with
Input channel 11 that upstream equipment main ammonia circulation pipeline is connected and being connected with downstream coke oven
Logical output channel 12, is communicated with the first pipeline 13 between input channel 11 and output channel 12,
On first pipeline 13, input channel 11 one end is provided with the first valve 131, the first pipeline
On 13, output channel 12 one end is provided with the second valve 132, the first valve 131 and second
Filter 133 it is provided with between valve 132；Between input channel 11 and output channel 12 also
It is communicated with the by-pass line 14 being in parallel with the first pipeline 13, by-pass line 14 is provided with side
Logical valve 141；High pressure aqua ammonia input channel 15 and impurity have been respectively communicated with it on first pipeline 13
Output channel 16, the connection end of high pressure aqua ammonia input channel 15 and the first pipeline 13 is positioned at filtration
Between device 133 and the second valve 132, and it is high to be provided with first on high pressure aqua ammonia input channel 15
Pressure valve 151；The connection end of impurity output channel 16 and the first pipeline 13 is positioned at the first valve
Between 131 and filter 133, and on impurity output channel 16, it is provided with the second high pressure valve
161。
In the course of work, open the first valve 131 and the second valve 132, and close by-passing valve
Door the 141, first high pressure valve 151 and the second high pressure valve 161, makes cyclic ammonia water through filtering
Device is transported to coke oven, and maintains this ammonia circulation operating mode to ensure the normal of relevant coker
Run；When internal impurity is cleared up by filter 133 working time longer needs, open
Bypath valve 141, closes the first valve 131 and the second valve 132, and it is high to open second successively
Pressure valve 161 and the first high pressure valve 151, utilization is passed through by high pressure aqua ammonia input channel 15
Filter 133 is rinsed by high pressure aqua ammonia, to be exported by impurity by impurity in filter 133
Pipeline 16 is discharged；After impurity cleans out, close the first high pressure valve 151 and second successively high
Pressure valve 161, opens the first valve 131 and the second valve 132, and closes bypath valve 141,
Thus recover ammonia circulation operating mode.Whole impurity treatment process simple and effective, and be difficult to make pipeline
Interior generation impurity deposition and shower nozzle choking phenomenon, substantially increase equipment operating efficiency and stability.
Further, input channel 11 is provided with main valve 111.In equipment running process,
Staff can control described cyclic ammonia water filter with burnt flexibly by this main valve 111
Connection between change equipment main line and disconnection, in order to be actually needed tune according to different working conditions
The duty of whole described cyclic ammonia water filter.
Refer to the cyclic ammonia water that Fig. 2, Fig. 2 are provided by a kind of detailed description of the invention of the present invention
The flow chart of filter method.
In a specific embodiment, cyclic ammonia water filter method provided by the present invention, make use of
Cyclic ammonia water filter as described above, including:
Step 101, circulating filtration:
Open the first valve and the second valve, and close bypath valve, the first high pressure valve and
Two high pressure valves, make cyclic ammonia water be transported to coke oven through filter, and ensure that this ammoniacal liquor follows
Ring operating mode maintains a filter cycle.
Further, above-mentioned filter cycle is 3 days.It is certainly, different according to actual working conditions,
This filter cycle can be with proper extension or shortening, i.e. as long as disclosure satisfy that described cyclic ammonia water
The actually used needs of filter method.
More specifically, the pressure of above-mentioned cyclic ammonia water is 0.15～0.18MPa.Possesses this force value
Cyclic ammonia water disclosure satisfy that equipment under general operating mode recycles needs.It should be pointed out that, this
The pressure of cyclic ammonia water is 0.15～0.18MPa to be only preferred version, can in actual mechanical process
Suitably to adjust according to different operating modes.That is, as long as disclosure satisfy that described cyclic ammonia water filtration side
The actually used needs of method.
Step 102, high pressure washing:
Open bypath valve, close the first valve and the second valve, and open the second high pressure successively
Valve and the first high pressure valve, utilize the high pressure aqua ammonia being passed through by high pressure aqua ammonia input channel to mistake
Filter is rinsed, and is discharged by impurity output channel by impurity in filter.
Further, above-mentioned high pressure aqua ammonia pressure is 2.5～3.0MPa.Possesses the height of this force value
Pressure ammoniacal liquor disclosure satisfy that the impurity under general operating mode rinses and discharges operation needs.It should be pointed out that, this
High pressure aqua ammonia pressure is 2.5～3.0MPa to be only preferred version, can root in actual mechanical process
Suitably adjust according to different operating modes.That is, as long as disclosure satisfy that described cyclic ammonia water filter method
Actually used needs.
In summary, in the present invention provide cyclic ammonia water filter, including with upstream equipment
Input channel that main ammonia circulation pipeline is connected and the efferent duct being connected with downstream coke oven
Road, is communicated with the first pipeline, described first pipe between described input channel and described output channel
On road, described input channel one end is provided with the first valve, near institute on described first pipeline
State output channel one end and be provided with the second valve, between described first valve and described second valve
It is provided with filter；Also it is communicated with between described input channel and described output channel and described
The by-pass line that one pipeline is in parallel, described by-pass line is provided with bypath valve；Described
High pressure aqua ammonia input channel and impurity output channel, described high pressure ammonia it has been respectively communicated with on one pipeline
Water inlet pipe road is positioned at described filter and described second valve with the connection end of described first pipeline
Between, and it is provided with the first high pressure valve on described high pressure aqua ammonia input channel；Described impurity is defeated
Go out the connection end of pipeline and described first pipeline be positioned at described first valve and described filter it
Between, and it is provided with the second high pressure valve on described impurity output channel.In its course of work, beat
Open the first valve and the second valve, and close bypath valve, the first high pressure valve and the second high pressure
Valve, makes cyclic ammonia water be transported to coke oven through filter, and maintains this ammonia circulation operating mode
To ensure the properly functioning of relevant coker；When filter working time longer needs are to inside
When impurity is cleared up, open bypath valve, close the first valve and the second valve, and successively
Opening the second high pressure valve and the first high pressure valve, utilization is passed through by high pressure aqua ammonia input channel
Filter is rinsed by high pressure aqua ammonia, to be discharged by impurity output channel by impurity in filter；
After impurity cleans out, close the first high pressure valve and the second high pressure valve successively, open first
Valve and the second valve, and close bypath valve, thus recover ammonia circulation operating mode.Whole miscellaneous
Matter processing procedure simple and effective, and be difficult to make generation impurity deposition and shower nozzle choking phenomenon in pipeline,
Substantially increase equipment operating efficiency and stability.
Additionally, the cyclic ammonia water mistake utilizing above-mentioned cyclic ammonia water filter provided by the present invention
Filtering method, its impurity cleaning efficiency is higher, and operating process is simple and easy to do.
Above to cyclic ammonia water filter provided by the present invention and utilize this cyclic ammonia water
The cyclic ammonia water filter method of filter is described in detail.Used herein the most individual
Principle and the embodiment of the present invention are set forth by example, and the explanation of above example is simply used
In helping to understand method and the core concept thereof of the present invention.It should be pointed out that, for the art
Those of ordinary skill for, under the premise without departing from the principles of the invention, it is also possible to this
Bright carrying out some improvement and modification, these improve and modify the guarantor also falling into the claims in the present invention
In the range of protecting.
Claims (6)
1. a cyclic ammonia water filter, it is characterised in that: include ammonia main with upstream equipment
Input channel that water circulation pipe is connected and the output channel being connected with downstream coke oven, institute
State and between input channel and described output channel, be communicated with the first pipeline, described first pipeline leans on
Nearly described input channel one end is provided with the first valve, near described output on described first pipeline
Pipeline one end is provided with the second valve, is provided with between described first valve and described second valve
Filter；
Also it is communicated with between described input channel with described output channel and described first pipeline phase
By-pass line in parallel, described by-pass line is provided with bypath valve；
High pressure aqua ammonia input channel and impurity output channel it has been respectively communicated with on described first pipeline,
Described high pressure aqua ammonia input channel is positioned at described filter and institute with the connection end of described first pipeline
State between the second valve, and be provided with the first high pressure valve on described high pressure aqua ammonia input channel；
Described impurity output channel and the connection end of described first pipeline are positioned at described first valve with described
Between filter, and it is provided with the second high pressure valve on described impurity output channel.
2. cyclic ammonia water filter as claimed in claim 1, it is characterised in that: described
Main valve it is provided with on input channel.
3. a cyclic ammonia water filter method, make use of as any one of claim 1 or 2
Described cyclic ammonia water filter, it is characterised in that include step:
Circulating filtration, opens the first valve and the second valve, and closes bypath valve, the first height
Pressure valve and the second high pressure valve, make cyclic ammonia water be transported to coke oven through filter, and protect
Demonstrate,prove this ammonia circulation operating mode and maintain a filter cycle；
High pressure washing, opens bypath valve, closes the first valve and the second valve, and beats successively
Open the second high pressure valve and the first high pressure valve, utilize the height being passed through by high pressure aqua ammonia input channel
Filter is rinsed by pressure ammoniacal liquor, is discharged by impurity output channel by impurity in filter；
Recover circulation, close the first high pressure valve and the second high pressure valve successively, open the first valve
Door and the second valve, and close bypath valve, enter next filter cycle.
4. cyclic ammonia water filter method as claimed in claim 3, it is characterised in that: described
High pressure aqua ammonia pressure is 2.5～3.0MPa.
5. cyclic ammonia water filter method as claimed in claim 3, it is characterised in that: described
The pressure of cyclic ammonia water is 0.15～0.18MPa.
6. cyclic ammonia water filter method as claimed in claim 3, it is characterised in that: described
Filter cycle is 3 days.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510137770.5A CN104689631B (en) | 2015-03-27 | 2015-03-27 | A kind of cyclic ammonia water filter and method |
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| CN201510137770.5A CN104689631B (en) | 2015-03-27 | 2015-03-27 | A kind of cyclic ammonia water filter and method |
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| CN104689631A CN104689631A (en) | 2015-06-10 |
| CN104689631B true CN104689631B (en) | 2016-09-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102772940A (en) * | 2012-07-31 | 2012-11-14 | 黑龙江建龙钢铁有限公司 | Device and method for back washing of ceramic filter of coking surplus ammonia water filter tar |
| CN202590479U (en) * | 2012-03-27 | 2012-12-12 | 芜湖新兴铸管有限责任公司 | Device for purifying secondary cooling water of continuous casting machine |
| CN104324549A (en) * | 2014-11-18 | 2015-02-04 | 珠海格力电器股份有限公司 | Flushing system of pipeline-type water purifier and control method of flushing system |
| CN104327884A (en) * | 2014-11-15 | 2015-02-04 | 马钢(集团)控股有限公司 | Coal gas dust removal system for low-moisture coal coking |
-
2015
- 2015-03-27 CN CN201510137770.5A patent/CN104689631B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202590479U (en) * | 2012-03-27 | 2012-12-12 | 芜湖新兴铸管有限责任公司 | Device for purifying secondary cooling water of continuous casting machine |
| CN102772940A (en) * | 2012-07-31 | 2012-11-14 | 黑龙江建龙钢铁有限公司 | Device and method for back washing of ceramic filter of coking surplus ammonia water filter tar |
| CN104327884A (en) * | 2014-11-15 | 2015-02-04 | 马钢(集团)控股有限公司 | Coal gas dust removal system for low-moisture coal coking |
| CN104324549A (en) * | 2014-11-18 | 2015-02-04 | 珠海格力电器股份有限公司 | Flushing system of pipeline-type water purifier and control method of flushing system |
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| CN104689631A (en) | 2015-06-10 |
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