CN105754617B - A kind of energy saving and environment friendly quenching water tower - Google Patents
A kind of energy saving and environment friendly quenching water tower Download PDFInfo
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- CN105754617B CN105754617B CN201410792710.2A CN201410792710A CN105754617B CN 105754617 B CN105754617 B CN 105754617B CN 201410792710 A CN201410792710 A CN 201410792710A CN 105754617 B CN105754617 B CN 105754617B
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Abstract
The present invention relates to a kind of energy saving and environment friendly quenching water towers, it is characterized in that, the quenching water tower includes permanent pump, from suction pump, described permanent pump one end is connected by pipeline from suction pump, the other end connects emergency Water intake for water tower pipeline and Water intake for water tower pipeline simultaneously, and the other end of the Water intake for water tower pipeline connects quenching water tower, the other end connection emergency water tower of the emergency Water intake for water tower pipeline, quenching water tower lower part is provided with coke quenching nozzle, for cooling down the red coke in quenching compartment.
Description
Technical field
The present invention relates to a kind of quenching water towers to belong to coking and electricity more particularly, to a kind of energy saving and environment friendly quenching water tower
Gas control technology field.
Background technique
Under the dry coke quenching coking manufacturing condition mixed with coke wet quenching, coke oven carries out quenching work using water quenching mode
Need to use quenching tower when industry, quenching water tower carries out water storage by suction pump, and water tower usually has two or more and high-power draws water
Pump, one is permanent pump, and one is, from suction pump, water tower inside is equipped with water-level gauge, low water of the water level lower than setting in water tower
Suction pump is started to work when place value, by water pipe to water tower moisturizing, when water level is higher than the high watermark value of setting suction pump stop to
Water.Multiple row coke quenching nozzle is arranged at quenching tower top, when the quenching compartment for filling red coke reaches quenching tower bottom, beside quenching tower
Water tower valve is opened, and cooling water is drenched in quenching compartment by coke quenching nozzle with the red coke inside cooling, reaches the quenching of setting
Water tower valve, which is closed, after time stops water spray, and at this moment quenching compartment can remove quenching tower and carry out draining and put-focus, but this
The quenching water tower run under mode encounters following problem in use: 1. water quenchings use once in a while when being dry coke quenching failure, but are
Guarantee that quenching tower can come into operation at any time, the water pump of high power high energy consumption ceaselessly must carry out moisturizing to water tower, power consumption compared with
Greatly；2. water storage maintains higher level in water tower, larger to Draw off valve pressure and impact, water leakage situation occurs often, not only unrestrained
Take more water, and causes compartment under quenching tower, rail and the metal parts seriously corroded such as electric rail that rubs；3. once water tower discharges water
Valve breaks down, it is necessary to the water emptying of water tower just can be carried out maintenance, lead to a large amount of wastes of water；4. since water tower is in Gao Shui
Position and low water level waterdrainage amount are different, and the opening and closing of quenching water tower valve relies only on the time and judged, each quenching amount of water sprayed
Difference causes the fluctuation of coke water content larger, impacts to blast fumance.Therefore, it is necessary to a kind of new technical solutions to solve
Certainly above-mentioned technical problem.
Summary of the invention
The present invention exactly for the technical problems in the prior art, provides a kind of energy saving and environment friendly quenching water tower, should
Technical solution overall construction design is ingenious, and energy-saving and environmental protection can be realized while ensuring coke oven quenching water tower reliably working
Purpose.
To achieve the goals above, the technical solution adopted by the present invention is a kind of energy saving and environment friendly quenching water tower, feature
It is, the quenching water tower includes permanent pump, from suction pump, and described permanent pump one end is connected by pipeline from suction pump,
The other end connects emergency Water intake for water tower pipeline and Water intake for water tower pipeline simultaneously, and the other end of the Water intake for water tower pipeline connects quenching
Water tower, the other end connection emergency water tower of the emergency Water intake for water tower pipeline, quenching water tower lower part are provided with coke quenching nozzle,
For cooling down the red coke in quenching compartment, emergency Water intake for water tower pipeline valve, institute are provided on the emergency Water intake for water tower pipeline
It states and is provided with Water intake for water tower pipeline valve on Water intake for water tower pipeline, be arranged on the pipeline between the emergency water tower and quenching water tower
There is emergency water tower outlet conduit valve.
As an improvement of the present invention, the quenching water tower further includes moisturizing water pump, and the moisturizing water pump passes through pipeline
It connects from suction pump.Moisturizing water pump is the low-power high-voltage water pump of frequency control, uses frequency control to reduce the energy of suction pump
Consumption, pump unlatching when coke wet quenching deactivates, by emergency Water intake for water tower pipeline valve and emergency Water intake for water tower pipeline to emergency water
Tower moisturizing, and the water of emergency water tower is maintained expire state, at this time permanent pump and from suction pump shutdown, while water tower outlet pipe of meeting an urgent need
Road valve and Water intake for water tower pipeline valve are closed.The pump can also be used as permanent pump and the reserve pump from suction pump simultaneously,
When two pumps break down, it can use moisturizing water pump and infused by Water intake for water tower pipeline valve and Water intake for water tower pipeline to water tower
Water, maintains coke oven water quenching production, and Water intake for water tower pipeline valve of meeting an urgent need at this time is closed, meet an urgent need water tower outlet conduit valve and water tower
Water inlet line valve is opened.
As an improvement of the present invention, the floor space of the emergency water tower is 10 ㎡, a height of 3m.The storage met an urgent need in water tower
Water is able to maintain that the water of coke oven coke quenching car quenching at least once, sets 20m3Water put out primary coke, water level in water tower of meeting an urgent need
Reaching 2m can be judged as that water expires state, since emergency water tower water is less, while using the cisten mechanism of wide bottom, water tower of meeting an urgent need
The hydraulic pressure that outlet conduit valve is subject to is smaller, has advantageously reduced the leakage of water, has level measurement device in water tower of meeting an urgent need, controls
System just starts moisturizing water pump moisturizing when detecting water level lower than setting value, until water level reaches full state.
A kind of energy saving and environment friendly quenching water tower control method, which is characterized in that the described method comprises the following steps: 1) when wet
When quenching deactivates, the no longer water storage of quenching water tower, moisturizing water pump moisturizing, meet an urgent need water tower outlet conduit valve and Water intake for water tower pipeline valve
Door is closed, and emergency Water intake for water tower pipeline valve is opened, and moisturizing water pump is mended to emergency water tower water-feeding until emergency water tower level is full
Water water pump is shut down；2) when coke wet quenching single comes into operation, i.e. coke wet quenching is primary, the signal from middle control, water tower outlet conduit of meeting an urgent need
Valve opening is filled the water into water tower, and when coke quenching cart reaches quenching tower lower part, water tower valve 5 is opened, and coke quenching nozzle water spray carries out
Coke wet quenching, water tower of meeting an urgent need after quenching come back to coke wet quenching and deactivate working condition；3) when coke wet quenching repeatedly comes into operation, i.e.,
Coke wet quenching twice or more when, the signal from middle control, meet an urgent need water tower outlet conduit valve, Water intake for water tower pipeline valve, main pumping
Water pump is opened simultaneously from suction pump and moisturizing water pump and is quickly filled the water into water tower, after water level reaches middle part water level, from suction pump
Stop supplying water with moisturizing water pump, permanent pump, which continues working, supplements coke quenching water, maintains water level balance in water tower, works as water tower
When interior water reaches high water level, permanent pump stops working；When coke quenching cart reaches quenching tower lower part, water tower valve is opened, quenching
Spray head water spray carries out coke wet quenching, while flow signal is sent into control system by flowmeter, calculates outflow water, when water reaches
Control system control water tower valve is closed after the value of setting；4) control system calculates the water level in water tower in real time, when coke wet quenching is surplus
When water when complementary degree institute's water requirement is quenching tower full-water level, the signal from middle control, water tower water filling at this time is to after full-water level
Termination of pumping enters coke wet quenching and deactivates working condition, and for system only to emergency water tower water filling, the water of water tower can guarantee remaining quenching
Number, the water emptying at the end of coke wet quenching, in water tower.
Compared with the existing technology, beneficial effects of the present invention are as follows: 1) entire Technical Design is ingenious, structurally reasonable,
Cost is relatively low；2) the accurate control to quenching tower water tower level may be implemented in the technical solution, using the emergency water tower of small volume
With the low-power high-voltage water pump of frequency control, reduce the loss of electric energy；3) in the technical solution, pass through the slow of emergency water tower
Punching reduces hydraulic pressure to the pressure and impact of water tower Draw off valve, avoids compartment, rail under a large amount of leak corrosion quenching towers and rubs
The metal parts such as electric rail；4) mutual backup of pipeline more in the technical solution connection combination and suction pump, is conducive to equipment
Maintenance and improve equipment reliability；It is not only real by the accurate control of calculating and quenching waterdrainage amount to coke wet quenching number
The intensive management for having showed quenching water consumption reduces the waste of high-order water and the discharge of pollutant, and it is aqueous to avoid coke
Amount fluctuates larger problem, is conducive to the subsequent production of blast furnace.
Detailed description of the invention
The energy saving and environment friendly quenching water tower structure figure of Fig. 1；
Moisturizing pump working schematic diagram when Fig. 2 coke wet quenching deactivates；
Water tower operation schematic diagram when Fig. 3 coke wet quenching enables；
Fig. 4 is quenching water tower control flow chart.
Wherein: 1- permanent pump；2- is from suction pump；3- water pipe；4- quenching water tower；5- water tower valve；6- coke quenching nozzle；7-
Moisturizing water pump；8- emergency Water intake for water tower pipeline valve；9- emergency Water intake for water tower pipeline；10- emergency water tower；11- emergency water tower goes out
Waterpipe valve；12- Water intake for water tower pipeline valve；13- Water intake for water tower pipeline；14- flowmeter.
Specific embodiment
In order to deepen the understanding of the present invention and recognize, the invention will be further described below in conjunction with the accompanying drawings and introduces.
Embodiment 1: referring to Fig. 1-Fig. 3, a kind of energy saving and environment friendly quenching water tower, the quenching water tower includes permanent pump
1, from suction pump 2, described 1 one end of permanent pump is connected by pipeline from suction pump 2, and the other end connects emergency Water intake for water tower simultaneously
Pipeline 9 and Water intake for water tower pipeline 13, the other end of the Water intake for water tower pipeline 13 connect quenching water tower 4, the emergency water tower into
Waterpipe 9 connects quenching water tower 4 by emergency water tower 10, and 4 lower part of quenching water tower is provided with coke quenching nozzle 6, for cooling down
Red coke in quenching compartment is provided with emergency Water intake for water tower pipeline valve 8, the water tower on the emergency Water intake for water tower pipeline 9
It is provided with Water intake for water tower pipeline valve 12 on water inlet line 13, is provided on the pipeline between the emergency water tower and quenching water tower
Emergency water tower outlet conduit valve 11.The technical solution overall construction design is ingenious, can ensure that coke oven quenching water tower is reliable
The purpose of energy-saving and environmental protection is realized while work.
Embodiment 2: referring to Fig. 1-Fig. 3, as an improvement of the present invention, the quenching water tower further includes moisturizing water pump
7, the moisturizing water pump 7 is connected by pipeline from suction pump 2.Moisturizing water pump 7 is the low-power high-voltage water pump of frequency control, is used
To reduce the energy consumption of suction pump, pump unlatching when coke wet quenching deactivates passes through emergency 8 He of Water intake for water tower pipeline valve for frequency control
Meet an urgent need Water intake for water tower pipeline 9 to emergency 10 moisturizing of water tower, and maintain emergency water tower water expire state, at this time permanent pump 1 and from
Suction pump 2 is shut down, while meet an urgent need water tower outlet conduit valve 11 and the closing of Water intake for water tower pipeline valve 12.The pump can also be with simultaneously
It can use moisturizing water pump when two pumps break down as permanent pump 1 and from the reserve pump of suction pump 2 and pass through water
Tower water inlet line valve 12 and Water intake for water tower pipeline 13 are filled the water to water tower, maintain coke oven water quenching production, meet an urgent need at this time water tower into
Waterpipe valve 8 is closed, meet an urgent need water tower outlet conduit valve 11 and the opening of Water intake for water tower pipeline valve 12.Remaining structure and advantage
It is identical with embodiment 1.
Embodiment 3: referring to Fig. 1-Fig. 3, as an improvement of the present invention, the floor space of the emergency water tower 10 is 10
㎡, a height of 3m.Water storage in emergency water tower 10 is able to maintain that the water of coke oven coke quenching car quenching at least once, sets 20m3Water
Amount puts out primary coke, and water level, which reaches 2m, in water tower of meeting an urgent need can be judged as that water expires state, since emergency water tower water is less, adopts simultaneously
With the cisten mechanism of wide bottom, the hydraulic pressure that water tower outlet conduit valve 11 is subject to of meeting an urgent need is smaller, has advantageously reduced the leakage of water, has answered
There is level measurement device in anxious water tower, control system just starts moisturizing water pump moisturizing when detecting water level lower than setting value,
Until water level reaches full state.Remaining structure and advantage are identical with embodiment 1.
Working principle, referring to figures 1-4, whole device are provided with moisturizing water pump 7, emergency Water intake for water tower pipeline 9, emergency water
Tower 10, meet an urgent need water tower outlet conduit valve 11, coke quenching water flowmeter for pipe 14 and corresponding control system, control system packet in this example
Include PLC control module, digital quantity input/output module and analog input and output module.Digital quantity input module is collected in coking
The coke wet quenching that centre control system transmits comes into operation and deactivates the signals, mould such as instruction, quenching number, each valve state and coke wet quenching triggering
Analog quantity input module acquires the liquid level of water tower 4, the liquid level of water tower 10 of meeting an urgent need, the open degree feedback and flowmeter 14 of water tower valve 5
Flow information, the control strategy of PLC program as shown in Figure 4 controls permanent pump by digital quantity and analog output module
1, from suction pump 2, moisturizing water pump 7, emergency Water intake for water tower pipeline valve 8, emergency water tower outlet conduit valve 11, Water intake for water tower pipe
Road valve 12 and water tower valve 5.
Wherein moisturizing water pump 7 is the low-power high-voltage water pump of frequency control, and emergency water tower 10 uses the cisten mechanism of wide bottom,
If floor space is 10m2, high 3m, water storage is able to maintain that the water (20m of coke oven coke quenching car quenching at least once3Water), water outlet
Mouth is higher than the high liquid level of water tower 4.The main signal of control system acquisition has coke wet quenching to come into operation and deactivate instruction, quenching water pipe flow
Flow, water tower level, emergency water tower level etc. of meter 14, can to permanent pump 1, from suction pump 2, water tower valve 5, moisturizing water
Pump 7, emergency Water intake for water tower pipeline valve 8, emergency water tower outlet conduit valve 11 and Water intake for water tower pipeline valve 12 etc. are controlled
System.
Referring to fig. 4, under the dry coke quenching coking manufacturing condition mixed with coke wet quenching, coke wet quenching is as dry coke quenching event
Supplement when barrier and exist, it is primary to there may come a time when that quenching tower continuously will not all be used for several days down to 2% for utilization rate, but wet to guarantee
Quenching can come into operation in time, it is desirable that quenching water tower, which must store, enough water, if water tower can be used for 4 furnaces under high water level state
Water is put out.
1) when coke wet quenching deactivates, the no longer water storage of quenching water tower, moisturizing water pump moisturizing, water tower outlet conduit valve 11 of meeting an urgent need
It is closed with Water intake for water tower pipeline valve 12, emergency Water intake for water tower pipeline valve 8 is opened, and moisturizing water pump 7 supplies water to emergency water tower 10,
Until emergency water tower level is full, moisturizing water pump is shut down, and with the loss of dampening, is opened small pump again when water level is lower than 2 meters and is filled
Water；2) when coke wet quenching single comes into operation, i.e. coke wet quenching is primary, the signal from middle control, and emergency water tower outlet conduit valve 11 is opened
It opens and is filled the water into water tower 4, when coke quenching cart reaches quenching tower lower part, water tower valve 5 is opened, and the water spray of coke quenching nozzle 6 carries out wet put out
Coke, water tower of meeting an urgent need after quenching come back to coke wet quenching and deactivate working condition；3) when coke wet quenching repeatedly comes into operation, i.e. coke wet quenching
When twice or more, the signal from middle control, emergency water tower outlet conduit valve 11, Water intake for water tower pipeline valve 12, master draw water
Pump 1 is opened simultaneously from suction pump 2 and moisturizing water pump 7 and is quickly filled the water into water tower 4, after water level reaches middle part water level, from drawing water
Pump 2 and moisturizing water pump 7 stop supplying water, and permanent pump 1, which continues working, supplements coke quenching water, maintain water level balance in water tower,
When water reaches high water level in water tower, permanent pump stops working.When coke quenching cart reaches quenching tower lower part, water tower valve 5 is beaten
It opens, the water spray of coke quenching nozzle 6 carries out coke wet quenching, while flow signal is sent into control system by flowmeter 14, outflow water is calculated,
Since each quenching amount is not much different, each amount of water sprayed also answers identical, control system after water reaches the value of setting
Water tower valve 5 is controlled to close.
Control system calculates the water level in water tower in real time, when coke wet quenching number is remaining few, when coke wet quenching residue degree
When water when institute's water requirement is quenching tower full-water level, the signal from middle control takes also surplus 4 furnaces in this example, and water tower fills the water at this time
Termination of pumping enters the deactivated working condition of coke wet quenching after to full-water level, and only to emergency water tower water filling, the water of water tower can guarantee system
Remaining quenching number, at the end of coke wet quenching, the water in water tower can also be vented.
The present invention can also be formed in combination with example 1 at least one of technical characteristic described in embodiment 2,3 newly
Embodiment.
It should be noted that above-described embodiment, is not intended to limit the scope of protection of the present invention, in above-mentioned technical proposal
On the basis of made equivalents or substitution each fall within the range that the claims in the present invention are protected.
Claims (1)
1. a kind of energy saving and environment friendly quenching water tower control method, permanent pump one end is connected by pipeline from suction pump, the other end
Emergency Water intake for water tower pipeline and Water intake for water tower pipeline are connected simultaneously, the other end of the Water intake for water tower pipeline connects quenching water tower,
The other end connection emergency water tower of the emergency Water intake for water tower pipeline, quenching water tower lower part is provided with coke quenching nozzle, is used for
Red coke in cooling quenching compartment, moisturizing water pump is connected by pipeline to be arranged from suction pump, the emergency Water intake for water tower pipeline
There is emergency Water intake for water tower pipeline valve, is provided with Water intake for water tower pipeline valve, the emergency water tower on the Water intake for water tower pipeline
Emergency water tower outlet conduit valve is provided on pipeline between quenching water tower, the floor space of the emergency water tower is 10 ㎡,
A height of 3m, the moisturizing water pump are the low-power high-voltage water pump of frequency control, which is characterized in that the method includes following steps
It is rapid: 1) when coke wet quenching deactivate, the no longer water storage of quenching water tower, moisturizing water pump moisturizing, meet an urgent need water tower outlet conduit valve and water tower
Water inlet line valve is closed, and emergency Water intake for water tower pipeline valve is opened, and moisturizing water pump is to emergency water tower water-feeding, until emergency water tower
Water level is full, and moisturizing water pump is shut down；2) when coke wet quenching single comes into operation, i.e. coke wet quenching is primary, the signal from middle control, water tower of meeting an urgent need
Outlet conduit valve opening is filled the water into quenching water tower, and when coke quenching cart reaches quenching water tower lower part, water tower valve (5) is beaten
It opens, coke quenching nozzle water spray carries out coke wet quenching, and water tower of meeting an urgent need after quenching comes back to coke wet quenching and deactivates working condition；3) when wet
When quenching repeatedly comes into operation, i.e., coke wet quenching twice or more when, the signal from middle control, meet an urgent need water tower outlet conduit valve, water tower
Water inlet line valve, permanent pump are opened simultaneously from suction pump and moisturizing water pump and are quickly filled the water into quenching water tower, when water level arrives
Up to after the water level of middle part, stop supplying water from suction pump and moisturizing water pump, permanent pump, which continues working, supplements coke quenching water, maintains
Water level balance in quenching water tower, when water reaches high water level in water tower, permanent pump stops working；When coke quenching cart reaches coke quenching water
When tower lower part, water tower valve is opened, and coke quenching nozzle water spray carries out coke wet quenching, while flow signal is sent into control system by flowmeter
In, outflow water is calculated, control system control water tower valve is closed after water reaches the value of setting；4) control system is counted in real time
The water level in quenching water tower is calculated, when water when coke wet quenching residue degree institute's water requirement is quenching water tower full-water level, is come from
The signal of control, quenching water tower water filling at this time to termination of pumping after full-water level enter coke wet quenching and deactivate working condition, and system is only to emergency water
Tower water filling, the water of quenching water tower can guarantee remaining quenching number, and at the end of coke wet quenching, the water in quenching water tower is put
It is empty.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410792710.2A CN105754617B (en) | 2014-12-19 | 2014-12-19 | A kind of energy saving and environment friendly quenching water tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410792710.2A CN105754617B (en) | 2014-12-19 | 2014-12-19 | A kind of energy saving and environment friendly quenching water tower |
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| Publication Number | Publication Date |
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| CN105754617A CN105754617A (en) | 2016-07-13 |
| CN105754617B true CN105754617B (en) | 2019-02-05 |
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| CN201410792710.2A Active CN105754617B (en) | 2014-12-19 | 2014-12-19 | A kind of energy saving and environment friendly quenching water tower |
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Families Citing this family (1)
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| CN107699256B (en) * | 2017-10-13 | 2020-09-18 | 乌海市广纳煤焦化有限公司 | Controllable coke quenching equipment |
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| GB1412137A (en) * | 1971-11-02 | 1975-10-29 | Carves Simon Ltd | Coke ovens |
| JPS58179288A (en) * | 1982-04-15 | 1983-10-20 | Osaka Gas Co Ltd | Device for cooling coke |
| US4802573A (en) * | 1986-02-08 | 1989-02-07 | Heinz Holter | Process for wet quenching of coke |
| CN2900526Y (en) * | 2005-11-30 | 2007-05-16 | 王金芳 | Water storage and supply device for wet quenching coke pump system |
| CN103759544A (en) * | 2013-12-31 | 2014-04-30 | 河南圣石节能环保工程有限公司 | Low-moisture coke quenching and waste heat utilizing device |
| CN203625305U (en) * | 2013-10-14 | 2014-06-04 | 鞍钢股份有限公司 | Coke quenching pump device |
| CN203878094U (en) * | 2014-05-21 | 2014-10-15 | 赵俊杰 | Coke quenching system with stable high-pressure circulation |
| CN203949527U (en) * | 2014-06-30 | 2014-11-19 | 珠海华润包装材料有限公司 | A kind of cooling tower with double water source water replanishing device |
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2014
- 2014-12-19 CN CN201410792710.2A patent/CN105754617B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1412137A (en) * | 1971-11-02 | 1975-10-29 | Carves Simon Ltd | Coke ovens |
| JPS58179288A (en) * | 1982-04-15 | 1983-10-20 | Osaka Gas Co Ltd | Device for cooling coke |
| US4802573A (en) * | 1986-02-08 | 1989-02-07 | Heinz Holter | Process for wet quenching of coke |
| CN2900526Y (en) * | 2005-11-30 | 2007-05-16 | 王金芳 | Water storage and supply device for wet quenching coke pump system |
| CN203625305U (en) * | 2013-10-14 | 2014-06-04 | 鞍钢股份有限公司 | Coke quenching pump device |
| CN103759544A (en) * | 2013-12-31 | 2014-04-30 | 河南圣石节能环保工程有限公司 | Low-moisture coke quenching and waste heat utilizing device |
| CN203878094U (en) * | 2014-05-21 | 2014-10-15 | 赵俊杰 | Coke quenching system with stable high-pressure circulation |
| CN203949527U (en) * | 2014-06-30 | 2014-11-19 | 珠海华润包装材料有限公司 | A kind of cooling tower with double water source water replanishing device |
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| CN105754617A (en) | 2016-07-13 |
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