CN109022652A - A kind of adjustable iron runner pressure cooling system - Google Patents
A kind of adjustable iron runner pressure cooling system Download PDFInfo
- Publication number
- CN109022652A CN109022652A CN201811215899.3A CN201811215899A CN109022652A CN 109022652 A CN109022652 A CN 109022652A CN 201811215899 A CN201811215899 A CN 201811215899A CN 109022652 A CN109022652 A CN 109022652A
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- China
- Prior art keywords
- iron runner
- temperature sensor
- sensor
- iron
- wall
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/14—Discharging devices, e.g. for slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Abstract
The present invention relates to a kind of adjustable iron runner pressure cooling systems, belong to ironmaking field.The system includes shell, cooled gas path, iron runner outer wall, partition, flame retardant coating, blower, humidifier, valve, skin temperature sensor, iron runner outside wall temperature sensor, iron runner bottom displacement sensor, cooling gas temperature sensor, signal pickup assembly, control system, air pipeline and electric lead.The present invention to realize the uniform cooling to iron runner, and can guarantee that iron runner temperature is reduced to design temperature or less according to the actual Temperature Distribution of live iron runner, the allocation of the amount of air of each cooling chamber of control of differentiation and the working condition of humidifier；The warpage of iron runner can be effectively reduced；Meanwhile the data that system acquisition, analysis obtain can also provide data reference for the design and operation of other engineering iron runners, it is significant to the prevention and mechanism study of iron runner warpage.
Description
Technical field
The invention belongs to the fields of smelting iron, and are related to a kind of adjustable iron runner pressure cooling system.
Background technique
In the sow course of work, since iron runner temperature is higher, and temperature distributing disproportionation, it often leads to iron runner and sticks up
Song deformation, influences the normal work of iron runner, and there are biggish security risks.To solve the above-mentioned problems, Chang Tie in engineering
Ditch bottom and side respectively pass through a cooling gas branch pipe, are passed through cold air into bottom and side wall cooling chamber and drop to iron hook
Temperature is cooling.But it is uneven due to iron runner Temperature Distribution, cold air amount needed for leading to iron runner outer wall different parts there is also
Difference uses conventional methods, and is difficult to realize the allocation of the amount of air of differentiation, is still difficult so as to cause the distribution of iron runner outside wall temperature
Uniformly；Therefore, solution still not yet in effect the problem of iron runner warpage.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of adjustable iron runner pressure cooling system, system include blower,
Supervisor, branch pipe, signal supervisory instrument, signal acquisition and processing system, control system, valve, humidifier, partition and shell.
By partition, by bottom and side wall, but chamber separates as several mutually independent cooling chambers, each independent cooling chamber connection one system
Root branch pipe is equipped with controllable motor-driven valve on branch pipe.System according to the collected measuring signal of signal acquiring system, by processing,
Analysis, final feedback arrive control system, and revolving speed, the aperture of valve and the work of humidifier of blower are adjusted by control system
Make state, to reach according to temperature, differentiation controls the purpose of each cooling chamber cooling capacity, to guarantee that iron runner temperature can drop
To target temperature hereinafter, and uniformity of temperature profile, fundamentally solve the problems, such as iron runner warpage.
In order to achieve the above objectives, the invention provides the following technical scheme:
A kind of adjustable iron runner pressure cooling system, the system include shell, cooled gas path, iron runner outer wall, partition,
Flame retardant coating, blower, humidifier, valve, skin temperature sensor, iron runner outside wall temperature sensor, iron runner bottom displacement sensing
Device, cooling gas temperature sensor, signal pickup assembly, control system, air pipeline and electric lead；
It is coated with iron runner outer wall outside the flame retardant coating, is coated with cooled gas path, cooling gas outside iron runner outer wall
Shell is coated with outside channel；
The cooled gas path is hollow cavity, and inside is equipped with several partitions, logical for being uniformly distributed cooling gas
The hollow cavity part in road, one end are air intake vent, and the other end is air outlet；
The blower is electrically connected to the control system, and is used to provide power source；The blower also passes through ventilation with humidifier
Piping connection, then connect by air pipeline with cooled gas path；
The control system is electrically connected with several valves, for opening and closing valve；
The valve is set to the air pipeline on cooled gas path and humidifier, i.e. air intake vent, for controlling ventilation
Amount；
The shell is equipped with skin temperature sensor, for acquiring the temperature on shell；
The iron runner outer wall is equipped with iron runner outside wall temperature sensor, for acquiring the temperature of iron runner outer wall；
The bottom of the iron runner is equipped with iron runner bottom displacement sensor, for acquiring the displacement of iron runner bottom；
The air outlet of the cooled gas path is equipped with cooling gas temperature sensor, for acquiring the gas temperature of air outlet
Degree；
The skin temperature sensor, iron runner outside wall temperature sensor, iron runner bottom displacement sensor and cooling air body temperature
Degree sensor is electrically connected with signal pickup assembly respectively；
The signal pickup assembly is electrically connected to the control system.
Further, the shell and partition are steel.
Further, skin temperature sensor, iron runner outside wall temperature sensor and cooling gas temperature sensor are contact
Sensor or noncontacting proximity sensor.
Further, the blower is frequency conversion fan or non-frequency blower.
Further, the droplet of the humidifier is um grades.
Further, the flame retardant coating material is that aluminium oxide, calcium oxide, silicon carbide, silicon nitride, titanium boride or high temperature inorganic apply
Layer.
Further, the iron runner bottom is disposed with displacement sensor.
Further, the signal pickup assembly is data collecting card.
The beneficial effects of the present invention are: the present invention can be according to the actual Temperature Distribution of live iron runner, the control of differentiation
The allocation of the amount of air of each cooling chamber and the working condition of humidifier to realize the uniform cooling to iron runner, and can guarantee iron runner
Temperature reduces design temperature or less；The warpage of iron runner can be effectively reduced；Meanwhile the data that system acquisition, analysis obtain can also be
The design and operation of other engineering iron runners provide data reference, significant to the prevention and mechanism study of iron runner warpage.
Detailed description of the invention
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, the present invention provides following attached drawing and carries out
Illustrate:
Fig. 1 is system construction drawing of the invention；
Fig. 2 is schematic diagram of internal structure of the present invention；
Appended drawing reference: 1- blower, 2- control system, 3- signal pickup assembly, 4- cooled gas path, 41- skin temperature
Sensor, 42- iron runner outside wall temperature sensor, 43- iron runner bottom displacement sensor, 44- cooling gas temperature sensor, 5- every
Plate, 6- shell, 7- valve, 8- humidifier, 9- iron runner outer wall, 10- flame retardant coating.
Specific embodiment
Below in conjunction with attached drawing, a preferred embodiment of the present invention will be described in detail.
It as shown in Figure 1 and Figure 2, is a kind of adjustable iron runner pressure cooling system, which includes that shell 6, cooling gas are logical
Road 4, iron runner outer wall 9, partition 5, flame retardant coating 10, blower 1, humidifier 8, valve 7, skin temperature sensor 41, iron runner outer wall
Temperature sensor 42, iron runner bottom displacement sensor 43, cooling gas temperature sensor 44, signal pickup assembly 3, control system
2, air pipeline and electric lead；
It is coated with iron runner outer wall 9 outside the flame retardant coating 10, cooled gas path 4 is coated with outside iron runner outer wall 9, it is cooling
Shell 6 is coated with outside gas passage 4；
The cooled gas path 4 is hollow cavity, and inside is equipped with several partitions 5, for being uniformly distributed cooling gas
The hollow cavity part in channel, one end are air intake vent, and the other end is air outlet；
The blower 1 is electrically connected with control system 2, is used to provide power source；The blower 1 also passes through with humidifier 8
Air pipeline connection, then connect by air pipeline with cooled gas path；
The control system 2 is electrically connected with several valves 7, for opening and closing valve；
The valve 7 is set to the air pipeline on cooled gas path and humidifier 8, i.e. air intake vent, logical for controlling
Air quantity；
The shell 6 is equipped with skin temperature sensor 41, for acquiring the temperature on shell；
The iron runner outer wall 9 is equipped with iron runner outside wall temperature sensor 42, for acquiring the temperature of iron runner outer wall；
The bottom of the iron runner is equipped with iron runner bottom displacement sensor 43, for acquiring the displacement of iron runner bottom；
The air outlet of the cooled gas path 4 is equipped with cooling gas temperature sensor 44, for acquiring the gas of air outlet
Temperature；
The skin temperature sensor 41, iron runner outside wall temperature sensor 42, iron runner bottom displacement sensor 43 and cooling
Gas temperature sensor 44 is electrically connected with signal pickup assembly 3 respectively；
The signal pickup assembly 3 is electrically connected with control system 2.
System provides power source by blower, and cooling gas is entered by air pipeline under the action of blower and is located at iron runner
In the several independent cooling cavities of outer wall separated by partition, contact cooling gas with iron runner outer wall；Meanwhile system is according to acquisition
The measuring signal arrived, signal include the temperature signal for being collected in iron runner flame retardant coating, iron runner outer wall, iron runner cooling duct air outlet,
And it is collected in the displacement signal of iron runner rear end bottom, temperature sensor can be that contact is also contactless.System passes through letter
Number processing system carries out a noise reduction process to the collected model of institute, and signal carries out analytic learning to treated；System according to
Obtained displacement signal is measured to determine the optimum target temperature of each point position, and the value is fed back into control system, is passed through
Control system controls the working condition of rotation speed of fan, the aperture of each branch pipe valve and humidifier, to reach control iron runner
Temperature value and the purpose being evenly distributed.In addition, the resistance to material of iron runner is gradually thinning because molten iron corrodes, to cold with the use of iron runner
But system cooling capacity requires to become larger；The system can decide whether that unlatching adds by handling, analyzing according to collected signal
Wet device.After humidifier is opened, micron order droplet caused by humidifier enters in cooling gas, by evaporation endothermic,
The cooling capacity of system is greatly improved, to guarantee that system cooling capacity meets process requirements.After humidifier is opened, humidifier
Generated micron order droplet enters in cooling gas, by evaporation endothermic, greatly improves the cooling capacity of system, to guarantee to be
System cooling capacity meets process requirements.Simultaneously as the system includes signal acquisition, processing, analysis module, system acquisition is obtained
Temperature, humidity, displacement information and analysis result be formed by database and can be provided for the design and operation of other engineering iron runners
Data reference, it is significant to the prevention and mechanism study of iron runner warpage.
The system forms closed loop by blower, signal supervisory instrument, signal acquisition and processing system, control system, valve
Control system.
The system receives the data-signal that transmits by STD bus of signal supervisory instrument, and it is carried out noise reduction process and
Analysis, and analysis result is fed back into control system.
The control system can according to signal acquisition and processing system feedback signal real-time control rotation speed of fan, valve opening and
Humidifier.
The valve be installed on on the blowpipe of cooling system cage connection；If system fan is non-frequency blower,
The valve is also installed on supervisor；And the valve is electronic controllable valve, is controlled by control system.
The shell is steel shell, is located at outside iron runner outer wall, forms cooling chamber with iron runner outer wall.
The partition is steel partition；The partition is located in trough cooling chamber, is divided into cooling chamber by partition several
Independent cooling air flow passage.
Each independent cooling air flow passage is all connected with an independent branch pipe.
The control system includes storage system and analysis system；Wherein, storage system is collected for storage and management
Temperature, displacement information；Analysis system is data analysis program, for analyzing displacement and temperature, the relationship of cooling flow, and is looked for
To the temperature controlled target value of measuring point, the adjusting for valve opening on pipeline provides foundation；Meanwhile it analyzing program and adopting each measuring point
Collect obtained temperature signal to be compared with each measuring point temperature target, to realize the control to pipeline valve aperture.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention and not to limit it, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (8)
1. a kind of adjustable iron runner pressure cooling system, it is characterised in that: the system includes shell, cooled gas path, iron runner
Outer wall, partition, flame retardant coating, blower, humidifier, valve, skin temperature sensor, iron runner outside wall temperature sensor, iron runner bottom
Position displacement sensor, cooling gas temperature sensor, signal pickup assembly, control system, air pipeline and electric lead；
It is coated with iron runner outer wall outside the flame retardant coating, is coated with cooled gas path, cooled gas path outside iron runner outer wall
Outside is coated with shell；
The cooled gas path is hollow cavity, and inside is equipped with several partitions, for being uniformly distributed cooled gas path
Hollow cavity part, one end are air intake vent, and the other end is air outlet；
The blower is electrically connected to the control system, and is used to provide power source；The blower also passes through air pipeline with humidifier
Connection, then connect by air pipeline with cooled gas path；
The control system is electrically connected with several valves, for opening and closing valve；
The valve is set to the air pipeline on cooled gas path and humidifier, i.e. air intake vent, for controlling ventilation quantity；
The shell is equipped with skin temperature sensor, for acquiring the temperature on shell；
The iron runner outer wall is equipped with iron runner outside wall temperature sensor, for acquiring the temperature of iron runner outer wall；
The bottom of the iron runner is equipped with iron runner bottom displacement sensor, for acquiring the displacement of iron runner bottom；
The air outlet of the cooled gas path is equipped with cooling gas temperature sensor, for acquiring the gas temperature of air outlet；
The skin temperature sensor, iron runner outside wall temperature sensor, iron runner bottom displacement sensor and cooling gas temperature pass
Sensor is electrically connected with signal pickup assembly respectively；
The signal pickup assembly is electrically connected to the control system.
2. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: the shell and partition
For steel.
3. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: skin temperature sensing
Device, iron runner outside wall temperature sensor and cooling gas temperature sensor are touch sensor or noncontacting proximity sensor.
4. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: the blower is frequency conversion
Blower or non-frequency blower.
5. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: the humidifier
Droplet is um grades.
6. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: the flame retardant coating material
For aluminium oxide, calcium oxide, silicon carbide, silicon nitride, titanium boride or high temperature inorganic coating.
7. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: iron runner bottom position
It is provided with displacement sensor.
8. a kind of adjustable iron runner pressure cooling system according to claim 1, it is characterised in that: the signal acquisition dress
It is set to data collecting card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215899.3A CN109022652A (en) | 2018-10-18 | 2018-10-18 | A kind of adjustable iron runner pressure cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811215899.3A CN109022652A (en) | 2018-10-18 | 2018-10-18 | A kind of adjustable iron runner pressure cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109022652A true CN109022652A (en) | 2018-12-18 |
Family
ID=64613435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811215899.3A Pending CN109022652A (en) | 2018-10-18 | 2018-10-18 | A kind of adjustable iron runner pressure cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109022652A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2792995C1 (en) * | 2022-01-17 | 2023-03-28 | Акционерное общество "ЕВРАЗ Нижнетагильский металлургический комбинат" (АО "ЕВРАЗ НТМК") | Cooling complex for blast furnace discharge and transport chutes |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020070416A (en) * | 2002-08-16 | 2002-09-09 | 이호영 | runner for guiding a flow of liquid metal or slag |
| EP1498971A2 (en) * | 2003-07-14 | 2005-01-19 | Asia Pacific Fuel Cell Technologies, Ltd. | Cooling of air-cooled fuel cell system |
| JP2012172226A (en) * | 2011-02-23 | 2012-09-10 | Nippon Steel Engineering Co Ltd | Trough and method for cooling trough |
| CN203079989U (en) * | 2013-02-04 | 2013-07-24 | 中冶赛迪工程技术股份有限公司 | Forcedly air-cooled main iron runner structure |
| CN107631376A (en) * | 2017-10-10 | 2018-01-26 | 河北工业大学 | A kind of air cooling module unit based on cooling air-flow mist cooling |
| CN208883921U (en) * | 2018-10-18 | 2019-05-21 | 中冶赛迪技术研究中心有限公司 | A kind of adjustable iron runner pressure cooling system |
-
2018
- 2018-10-18 CN CN201811215899.3A patent/CN109022652A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020070416A (en) * | 2002-08-16 | 2002-09-09 | 이호영 | runner for guiding a flow of liquid metal or slag |
| EP1498971A2 (en) * | 2003-07-14 | 2005-01-19 | Asia Pacific Fuel Cell Technologies, Ltd. | Cooling of air-cooled fuel cell system |
| JP2012172226A (en) * | 2011-02-23 | 2012-09-10 | Nippon Steel Engineering Co Ltd | Trough and method for cooling trough |
| CN203079989U (en) * | 2013-02-04 | 2013-07-24 | 中冶赛迪工程技术股份有限公司 | Forcedly air-cooled main iron runner structure |
| CN107631376A (en) * | 2017-10-10 | 2018-01-26 | 河北工业大学 | A kind of air cooling module unit based on cooling air-flow mist cooling |
| CN208883921U (en) * | 2018-10-18 | 2019-05-21 | 中冶赛迪技术研究中心有限公司 | A kind of adjustable iron runner pressure cooling system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2792995C1 (en) * | 2022-01-17 | 2023-03-28 | Акционерное общество "ЕВРАЗ Нижнетагильский металлургический комбинат" (АО "ЕВРАЗ НТМК") | Cooling complex for blast furnace discharge and transport chutes |
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