CN109555184A - A kind of coke-oven plant, coking workshop and its condensation water conveying system - Google Patents
A kind of coke-oven plant, coking workshop and its condensation water conveying system Download PDFInfo
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- CN109555184A CN109555184A CN201910019707.XA CN201910019707A CN109555184A CN 109555184 A CN109555184 A CN 109555184A CN 201910019707 A CN201910019707 A CN 201910019707A CN 109555184 A CN109555184 A CN 109555184A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 333
- 238000009833 condensation Methods 0.000 title claims abstract description 29
- 230000005494 condensation Effects 0.000 title claims abstract description 29
- 238000004939 coking Methods 0.000 title claims abstract description 15
- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000012384 transportation and delivery Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 27
- 239000003034 coal gas Substances 0.000 claims description 19
- 239000000571 coke Substances 0.000 claims description 19
- 239000002351 wastewater Substances 0.000 claims description 17
- 239000010865 sewage Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000003643 water by type Substances 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000034423 Delivery Diseases 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for water supply
- E03B1/02—Methods or layout of installations for water supply for public or like main supply for industrial use
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/10—Arrangements or adaptations of tanks for water supply for public or like main water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/02—Public or like main pipe systems
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses a kind of condensation water conveying systems, comprising: is connected with gas preheater, the water entering section to convey condensed water；It is connected with the water entering section, to the water storage part of saving condensed water；It is connected with the water storage part, goes out for scrapper conveyor burnt water delivery part to export condensed water.The condensed water that above-mentioned condensation water conveying system generates heat exchanger exit is used for scrapper conveyor, reduces the new water consumption of scrapper conveyor, and then save the fund for buying new water to coke-oven plant, solves the problems, such as that coke-oven plant does not make full use of water resource.In addition, the invention also discloses a kind of coking workshop including above-mentioned condensation water conveying system and a kind of coke-oven plants including above-mentioned coking workshop.
Description
Technical field
The present invention relates to chemical production technical fields, more particularly to a kind of condensation water conveying system.In addition, the present invention is also
It is related to a kind of coking workshop including above-mentioned condensation water conveying system and a kind of coke-oven plant including above-mentioned coking workshop.
Background technique
In coke-oven plant, the outlet that the gas preheater of coke-stove gas is heated using high-temperature steam can condense a large amount of condensation
Water.Currently, being usually direct emission to the actual treatment mode of the condensed water.In this way, will cause the wave of great lot of water resources
Take, moreover, also needing to consume in this way using a large amount of new water in other work areas (such as pusher machine and coke guide) of coke-oven plant
Coke-oven plant's many is used to buy the fund of new water.
Therefore, how to be used using condensed water for other work areas of coke-oven plant is those skilled in the art's skill urgently to be resolved
Art problem.
Summary of the invention
The object of the present invention is to provide a kind of condensation water conveying system, which generates heat exchanger exit
Condensed water for scrapper conveyor use, reduce the new water consumption of scrapper conveyor, and then save for buying new water to coke-oven plant
Fund, solve the problems, such as that coke-oven plant does not make full use of water resource.It include upper it is a further object of the present invention to provide one kind
State the coking workshop for condensing water conveying system and a kind of coke-oven plant including above-mentioned coking workshop.
To achieve the above object, the present invention provides a kind of condensation water conveying system, comprising: is connected with gas preheater, uses
To convey the water entering section of condensed water；It is connected with the water entering section, to the water storage part of saving condensed water；With the water storage part phase
Even, it goes out for scrapper conveyor burnt water delivery part to export condensed water.
Preferably, the water entering section is specially the water inlet pipe being connected with gas preheater；The water storage part include: with it is described
The first connected water tank of water inlet pipe；The second water tank being connected with first water tank by overflow pipe；Wherein, the overflow is effective
The condensed water of first water tank is delivered to second water tank；The water delivery part is specially and the second water tank phase
Even, to the second water-supply-pipe to scrapper conveyor water delivery.
It preferably, further include the living water pond being connected with first water tank by the first water-supply-pipe.
Preferably, further includes: be connected with the living water pond, to the wastewater disposal basin of saving sanitary wastewater；It gives up with described
Pond be connected, the water pump to be pumped to second water tank.
Preferably, second water tank is additionally provided with the second sewage pipe dirt is discharged；First water tank is additionally provided with
The first sewage pipe of dirt is discharged.
Preferably, further include be connected with first water tank, the isocon to add water to water seal for coal gas seat.
Preferably, first water tank is additionally provided with: the first liquid-level switch to float on liquid level；To according to described
The height of one liquid-level switch adds the first water supply pipe of water to first water tank.
Relative to above-mentioned background technique, condensation water conveying system provided by the invention, simultaneously by water storage part saving condensed water
Condensed water supply scrapper conveyor is gone out burnt use.Specifically, condensed water can be condensed by the steam of gas preheater and lead to
Cross water entering section and enter water storage part, when scrapper conveyor need with water go out coke when, water delivery part conveys condensed water of the saving in water storage part
To scrapper conveyor, red coke is put out by water for scrapper conveyor and obtains Last Coke, since scrapper conveyor carries out the coke that goes out using condensed water, to reduce scraper plate
The new water consumption of machine.
The present invention also provides a kind of coking workshop, including to heating gas gas preheater, to the burnt scraper plate that goes out
Machine and the water seal for coal gas seat to seal raw coke oven gas further include and the gas preheater, the scrapper conveyor and the gas liquor
Seal seat be connected, condensation water conveying system as described in any one of the above embodiments.
The present invention also provides a kind of coke-oven plants, including coking workshop as described above.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the schematic diagram of condensation water conveying system provided by the present invention；
Wherein,
01- gas preheater, 02- scrapper conveyor, 03- water seal for coal gas seat, the first water tank of 1-, the first water-supply-pipe of 11-, 12-
One liquid-level switch, the first water supply pipe of 13-, the first sewage pipe of 14-, the second water tank of 2-, the second water-supply-pipe of 21-, the second liquid level of 22- are opened
Pass, the second water supply pipe of 23-, the second sewage pipe of 24-, 3- overflow pipe, 4- living water pond, 5- wastewater disposal basin, 6- water pump, 7- are shunted
Pipe, 8- water inlet 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 embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Referring to FIG. 1, Fig. 1 is the schematic diagram of condensation water conveying system provided by the present invention.
A kind of condensation water conveying system provided by the present invention, comprising: be connected with gas preheater 01, to convey condensation
The water entering section of water；It is connected with water entering section, to the water storage part of saving condensed water；It is connected with water storage part, is supplied to export condensed water
Scrapper conveyor 02 goes out burnt water delivery part.Specifically, the condensed water of liquid can be condensed by the steam of gas preheater 01, so
There are certain pressure differences for the entrance of gas preheater 01, so that steam is continually flowed to the outlet of gas preheater 01 and coagulate
Knot, then by water entering section inflow water storage part, when scrapper conveyor 02 need with water go out coke when, water delivery part is cold in water storage part by saving
Condensate is delivered to scrapper conveyor 02, puts red coke out by water for scrapper conveyor 02 and obtains Last Coke.It is above-mentioned to be gone out using condensed water for scrapper conveyor 02
Burnt process reduces the new water consumption of scrapper conveyor 02, to save the fund to buy new water for coke-oven plant.
It should be noted that herein in scrapper conveyor 02 specially pusher machine scrapper conveyor and scraper machine of a coke guide at least
One kind, the effect of scrapper conveyor 02 be collect in coke-pushing process trickle down red coke, after water is put out by water formed Last Coke (i.e. coke at
Product).In practice, above-mentioned water delivery part is preferably gone out to two pusher machine scrapper conveyors and two scraper machine of a coke guide water deliverys
It is burnt.
As shown in Figure 1, above-mentioned water entering section is specially to export the water inlet pipe 8 being connected with gas preheater 01；Above-mentioned water storage part
It include: the first water tank 1 being connected with water inlet pipe 8；Pass through the second water tank 2 that overflow pipe 3 is connected with the first water tank 1；Wherein, overflow
Pipe 3 is to be delivered to the second water tank 2 for the condensed water in the first water tank 1；Above-mentioned water delivery part be specially be connected with the second water tank 2,
To the second water-supply-pipe 21 to 02 water delivery of scrapper conveyor.
Preferably, as shown in Figure 1, the position of above-mentioned first water tank 1 is higher than the position of the second water tank 2, so that the first water
Water in case 1 only unidirectionally flows into the second water tank 2, and the water in the second water tank 2 will not reversely be flow in the first water tank 1.Certainly, only
Want the set-up mode of the two water tanks can make the height of the second water tank 2 and 3 junction of overflow pipe be consistently lower than the first water tank 1 with
The height of 3 junction of overflow pipe can guarantee overflow pipe 3 only to 2 water delivery of the second water tank, without to 1 water delivery of the first water tank.
It should be noted that the purpose of setting the first water tank 1 and the second water tank 2 are as follows: in order to avoid the yield of condensed water
It is excessive and the second water tank 2 is made to be not enough to the condensed water of saving whole, therefore the first water tank 1 is set before the second water tank 2, to increase
The storage capacity of big water storage part.
It is envisioned that multiple water tanks can also be designed before the second water tank 2, and along the flow direction of condensed water according to
It is secondary to connect two adjacent water tanks by multiple overflow pipes 3, it is above-mentioned in the second water tank 2 to increase the maximum moisture storage capacity of water storage part
One the first water tank 1 is only set before only as an example, before the second water tank 2 water tank particular number should according to the actual situation and
Fixed, the particular number of overflow pipe 3 should be depending on the particular number of water tank before the second water tank 2.It should be noted that above-mentioned
" before " refer to the position that condensed water first flows through.
As shown in Figure 1, above-mentioned second water tank 2 is equipped with: the second liquid-level switch 22 to float on liquid level；To according to
The height of two liquid-level switches 22 adds the second water supply pipe 23 of water into the second water tank 2；Wherein, when the second liquid-level switch 22 drops to
When second threshold height, the second water supply pipe 23 adds water into the second water tank 2.It specifically, is the liquid level in the second water tank 2 of guarantee
Always the second water-supply-pipe 21 is covered, is continuously delivered to along the second water-supply-pipe 21 with guaranteeing that the water energy in the second water tank 2 is enough
Scrapper conveyor 02, when the second liquid-level switch 22 drops to second threshold height, the moisture storage capacity for representing the second water tank 2 at this time is insufficient,
It then opens the second water supply pipe 23 and adds water into the second water tank 2, make to keep sufficient moisture storage capacity in the second water tank 2.
It should be noted that the value of above-mentioned second threshold height should be according to the second water-supply-pipe 21 in the second water tank 2
Depending on the actual conditions such as mounting height and the volume of the second water tank 2；The specific set-up mode of second liquid-level switch 22 can join
According to float type level switch in the prior art, no longer specific expansion herein.
Since the condensed water in the first water tank 1 is cleaner, if directly cooling down red burnt inevitably some waves for scrapper conveyor 02
Take, therefore, in order to make full use of the condensed water in the first water tank 1, as shown in Figure 1, this condensation water conveying system further include: pass through
The living water pond 4 that first water-supply-pipe 11 is connected with the first water tank 1.Specifically, the water supply valve in living water pond 4 is opened,
In order to which the water in the first water-supply-pipe 11 is flowed out along water supply valve, as wash water and to scrub use using the condensed water of outflow
The domestic waters such as water.
It should be noted that above-mentioned living water pond 4 is settable multiple, and it is divided into the workspace in coke-oven plant and life
All kinds of regions such as area living, and the water in whole living waters pond 4 is all from the first water-supply-pipe 11, namely whole living waters pond 4
One end of water supplying pipe is connected with the first water-supply-pipe 11, and water supply valve is arranged in the other end of water supplying pipe, to control water supplying pipe
Opening and closing；And when the first water-supply-pipe 11 of the water supplying pipe in living water pond 4 or water supply valve or living water Chi4Chu breaks down
When, then the valve that need to only close the first water-supply-pipe 11 can carry out service work.
In order to which secondary use is by the condensed water as domestic water, as shown in Figure 1, this condensation water conveying system further include:
It is connected with living water pond 4, to the wastewater disposal basin 5 of saving sanitary wastewater；It is connected with wastewater disposal basin 5, to be pumped to the second water tank 2
Water pump 6.Specifically, the condensed water after use of living becomes waste water and can not live for people again to use, because
This, in the discharge outlet flowing and saving to wastewater disposal basin 5 that the waste water after using is passed through living water pond 4, when scrapper conveyor 02 needs
When with water, first turns on water pump 6 and the waste water in wastewater disposal basin 5 is pumped into the second water tank 2, to supplement the moisture storage capacity of the second water tank 2,
When the waste water in wastewater disposal basin 5 is taken out to the greatest extent, then 6 are switched off the pump, and through the second water supply pipe 23 into the second water tank 2 plus water, with
Continue for 02 water of scrapper conveyor.
In view of water quality is poor in wastewater disposal basin 5, the bottom in the second water tank 2 is easy a large amount of dirts of aggregation, therefore, above-mentioned
Second water tank 2 is additionally provided with the second sewage pipe 24 dirt is discharged, and is periodically 2 blowdown of the second water tank；Certainly, the first water tank
1 bottom also be easy aggregation the dirts such as scale and dust, therefore, above-mentioned first water tank 1 also be provided with to dirt is discharged first
Sewage pipe 14, and be periodically 1 blowdown of the first water tank.
In order to make full use of the condensed water in the first water tank 1, this condensation water conveying system further include: with 1 phase of the first water tank
Even, to the isocon 7 to water seal for coal gas seat 03 plus water.It should be noted that the effect of water seal for coal gas seat 03 is to utilize watertight
The raw coke oven gas for sealing high temperature, since the medium temperature of its sealing is very high, internal water can evaporate the consumption for causing water, into
And it needs persistently to add water to guarantee the sealing to raw coke oven gas.
In order to reduce the physical length of isocon 7, as shown in Figure 1, isocon 7 is preferably connected to the first water-supply-pipe 11,
The water in the first water tank 1 is obtained by the first water-supply-pipe 11, also i.e. by the condensed water in the first water tank 1 successively along the first water delivery
Condensed water is delivered to water seal for coal gas seat 03 by pipe 11 and isocon 7.
Preferably, isocon 7 is set to the front of the valve of the first water-supply-pipe 11, wherein front refers to the first water-supply-pipe
The position that water first flows through in 11.
It should be noted that the inlet of above-mentioned isocon 7 is additionally provided with valve, on the one hand, this can control the valve
Opening degree is to match the real-time evaporation capacity of 03 water of water seal for coal gas seat；On the other hand, when in isocon 7 and water seal for coal gas seat 03
When at least one breaks down, then the valve that need to only close isocon 7 can carry out service work.
During supplying water to water seal for coal gas seat 03, it is contemplated that the moisture storage capacity in the first water tank 1 is possible to be not enough to supply
Water seal for coal gas seat 03 uses, as shown in Figure 1, the first water tank 1 is additionally provided with: the first liquid-level switch 12 to float on liquid level；With
To add the first water supply pipe 13 of water to the first water tank 1 according to the height of the first liquid-level switch 12；Wherein, when the first liquid-level switch 12
When dropping to first threshold height, the first water supply pipe 13 adds water to the first water tank 1.Specifically, in order to guarantee in the first water tank 1
Moisture storage capacity at least meet the amount that the water seal seat 03 that gives gas uses, the liquid level to avoid water seal for coal gas seat 03 is lower and insufficient
To realize the sealing of raw coke oven gas, when the first liquid-level switch 12 drops to first threshold height, the storage of the first water tank 1 is represented at this time
Water shortage then opens the first water supply pipe 13 to the first water tank 1 plus water, makes to keep sufficient moisture storage capacity in the first water tank 1.
It should be noted that the value of above-mentioned first threshold height should be according to the model and the first water of water seal for coal gas seat 03
Depending on the actual conditions such as the volume of case 1；The specific set-up mode of first liquid-level switch 12 is referred to floating ball in the prior art
Formula liquid-level switch, herein no longer specific expansion.
By the measurement of pipeline flowmeter, the average new water usage amount 20m that can save scrapper conveyor 02 daily3And coal gas
The new water usage amount 8m of water seal seat 033.If new water per ton, by 5 yuan of charges, the new water rate that can save scrapper conveyor 02 every year is used
For the new water rate of 3.65 ten thousand yuan and water seal for coal gas seat 03 with 1.46 ten thousand yuan, 5.11 ten thousand yuan can be saved every year for coke-oven plant by amounting to
New water usage charges.Wherein, " new water " refers to the water for being directly taken from reservoir outside factory by paying water rate herein.
A kind of coking workshop provided by the present invention, including the gas preheater 01, burnt to go out to heating gas
Scrapper conveyor 02 and the water seal for coal gas seat 03 to seal raw coke oven gas further include and gas preheater 01, scrapper conveyor 02 and gas liquor
Envelope seat 03 is connected, condenses water conveying system as described above；Gas preheater 01, scrapper conveyor 02, water seal for coal gas seat 03 and refining
The other parts in burnt workshop are referred to the prior art, and repeats no more herein.
A kind of coke-oven plant provided by the present invention, including coking workshop as described above；The other parts of coke-oven plant can be with
Referring to the prior art, repeats no more herein.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual
Relationship or sequence.
Coke-oven plant provided by the present invention, coking workshop and its condensation water conveying system are described in detail above.
Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used
In facilitating the understanding of the method and its core concept of the invention.It should be pointed out that for those skilled in the art,
Without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention, these improvement and modification
It falls into the protection scope of the claims in the present invention.
Claims (10)
1. a kind of condensation water conveying system characterized by comprising
It is connected with gas preheater (01), the water entering section to convey condensed water；
It is connected with the water entering section, to the water storage part of saving condensed water；
It is connected with the water storage part, goes out for scrapper conveyor (02) burnt water delivery part to export condensed water.
2. condensation water conveying system according to claim 1, which is characterized in that
The water entering section is specially the water inlet pipe (8) being connected with gas preheater (01)；
The water storage part includes: the first water tank (1) being connected with the water inlet pipe (8)；Pass through overflow with first water tank (1)
Manage (3) connected second water tank (2)；Wherein, the overflow pipe (3) is the condensed water of first water tank (1) to be delivered to
Second water tank (2)；
The water delivery part is specially to be connected with second water tank (2), to the second water-supply-pipe to scrapper conveyor (02) water delivery
(21)。
3. condensation water conveying system according to claim 2, which is characterized in that second water tank (2) is equipped with:
To float on the second liquid-level switch (22) of liquid level；
Add the second water supply pipe (23) of water to second water tank (2) to the height according to second liquid-level switch (22).
4. condensation water conveying system according to claim 2, which is characterized in that further include logical with first water tank (1)
Cross the first water-supply-pipe (11) connected living water pond (4).
5. condensation water conveying system according to claim 4, which is characterized in that further include:
It is connected with the living water pond (4), to the wastewater disposal basin (5) of saving sanitary wastewater；
It is connected with the wastewater disposal basin (5), the water pump (6) to be pumped to second water tank (2).
6. condensation water conveying system according to claim 5, which is characterized in that second water tank (2) be additionally provided with to
The second sewage pipe (24) of dirt is discharged；First water tank (1) is additionally provided with the first sewage pipe (14) dirt is discharged.
7. according to the described in any item condensation water conveying systems of claim 2 to 6, which is characterized in that further include and described first
Water tank (1) is connected, to the isocon (7) to water seal for coal gas seat (03) plus water.
8. condensation water conveying system according to claim 7, which is characterized in that first water tank (1) is additionally provided with:
To float on the first liquid-level switch (12) of liquid level；
Add the first water supply pipe (13) of water to first water tank (1) to the height according to first liquid-level switch (12).
9. a kind of coking workshop, including the gas preheater (01) to heating gas, scrapper conveyor (02) and use to go out burnt
To seal the water seal for coal gas seat (03) of raw coke oven gas, which is characterized in that further include and the gas preheater (01), the scrapper conveyor
(02) it is connected with the water seal for coal gas seat (03), condensation water conveying system as claimed in any one of claims 1 to 8.
10. a kind of coke-oven plant, which is characterized in that including coking workshop as claimed in claim 9.
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