CN107239035A - Coke dry quenching furnace inner lining refractory damaged condition is diagnosed and maintenance measures expert system - Google Patents
Coke dry quenching furnace inner lining refractory damaged condition is diagnosed and maintenance measures expert system Download PDFInfo
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- CN107239035A CN107239035A CN201610180190.9A CN201610180190A CN107239035A CN 107239035 A CN107239035 A CN 107239035A CN 201610180190 A CN201610180190 A CN 201610180190A CN 107239035 A CN107239035 A CN 107239035A
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- quenching furnace
- dry quenching
- coke dry
- refractory
- brick
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/0265—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion
- G05B13/028—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion using expert systems only
Abstract
A kind of coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system, it is characterised in that：The secondary data produced in the peration data library module storage coke dry quenching furnace production in the initial data of online monitoring instrument acquisition, control process, including production temperature, production pressure, air circulation；The coke dry quenching furnace design data library module storage coke dry quenching furnace structure type, material property；The Test database module storage coke dry quenching furnace wear condition, Broken condition, mortar joint situation；The mantenance data library module storage coke dry quenching furnace recovery scenario, refractory material are got the raw materials ready.The present invention has grasps coke dry quenching furnace refractory lining damaged condition in time, refractory lining reparation is carried out according to expert system and maintenance refractory material plan is calculated meticulously, system is easy to operate, stably, friendly interface, the speed of service is fast, convenient, fast and saves the coke dry quenching furnace liner maintenance engineering time, extends the advantage of the service life of dry coke quenching liner.
Description
Technical field
It is a kind of coke dry quenching furnace inner lining refractory damaged condition diagnosis specifically the present invention relates to a kind of maintenance of stove
With maintenance measures expert system.
Background technology
In recent years with the development of society, environmental protection and energy requirements more and more higher, more and more many steel mills of China are using dry
Method coke quenching device.At present, about 240 or so, the CDQ device that China is currently running.The big microspecies of CDQ device
Class is now more, by quenching production capacity be divided into 70t/h, 75t/h, 90t/h, 100t/h, 110t/h, 125t/h, 140t/h,
145t/h, 150t/h, 160t/h, 190t/h, 260t/h etc..
Dry coke quenching auxiliary is mainly made up of coke dry quenching furnace, disposable dust remover, waste heat boiler etc..Coke dry quenching furnace refractory lining master
It is distributed in cooling section, slope air course, annular air channel, prestore room several major.The working environment of coke dry quenching furnace inner lining refractory is poor,
Cause that inner lining of furnace refractory wear is big, structural stability dies down.Each position refractory material production 1-2 just produce be broken,
It is damaged.Each coke-oven plant can not be grasped in time to the production status of coke dry quenching furnace refractory lining, to coke dry quenching furnace refractory lining
Damaged condition is not known and when repaired, and ultimately results in the damaged increasing of coke dry quenching furnace refractory lining, has a strong impact on production.
Therefore known coke dry quenching furnace refractory material damaged condition supervision and method for maintaining have above-mentioned a variety of inconvenience and asked
Topic.
The content of the invention
The purpose of the present invention, is to propose that one kind can inquire about coke dry quenching furnace design data, peration data；Pass through on-line checking
Data, carry out data input, are compared, draw relative with existing expert system knowledge rule base with the database of computer
The mantenance data answered, by inference machine reasoning, analysis, the situation for inferring inner lining damage, provides the operating parameter of handling suggestion, instructs
Executing agency, which suits the medicine to the illness, shows method for maintaining and material planning data, ultimately forms the coke dry quenching furnace inner lining refractory of maintenance report
Damaged condition is diagnosed and maintenance measures expert system.
To achieve the above object, technical solution of the invention is：
A kind of coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system, the expert system is in windows
Platform, utilizes Microsoft Visual C++ V6.0 and SQL (Structured Query Language)
Run under environment, expert system includes peration data library module, coke dry quenching furnace design data library module, Test database module and dimension
Repair database module, it is characterised in that：
Produced in the peration data library module storage coke dry quenching furnace production in the initial data of online monitoring instrument acquisition, control process
Raw secondary data, including production temperature, production pressure, air circulation；
The coke dry quenching furnace design data library module storage coke dry quenching furnace structure type, material property；
The Test database module storage coke dry quenching furnace wear condition, Broken condition, mortar joint situation；
The mantenance data library module storage coke dry quenching furnace recovery scenario, refractory material are got the raw materials ready；
Wherein：
The coke dry quenching furnace design data library module include by quenching production capacity be divided into 70t/h, 75t/h, 90t/h, 100t/h,
110t/h, 125t/h, 140t/h, 145t/h, 150t/h, 160t/h, 190t/h, 260t/h, cooling section, slope air course, annular gas
Road, the basic size at the room Ji great positions that prestore, annular air channel, the structure type of slope air course and refractory material characteristic, cooling section, tiltedly
The brick and weight of air channel, annular air channel, the room position refractory material that prestores；
The Test database module includes cooling section refractory wear situation；Slope air course pillar brick crack conditions, annular air channel
Inner lining damage situation, prestore chamber liner breakage, fire door inner lining damage situation, high temperature telescopic joint inner lining damage situation, boiler
Entrance inner lining damage situation, one-time dedusting inner lining damage situation, fork rotation chute castable or refractory brick dropping situations, lower cone bucket casting
Slabstone dropping situations；
The mantenance data library module includes coke dry quenching furnace liner recovery scenario and overhauls classification, and table 1 is coke dry quenching furnace liner recovery scenario
Overhaul category table,
Table 1 is that coke dry quenching furnace liner recovery scenario overhauls classification
| Sequence number | Title | Refractory consumption rate amount | Maintenance duration | Body of heater essential characteristic is determined according to examining report |
| 1 | Light maintenance | Less than 5 tons | 3-5 days | Castable comes off, brickwork joint degrades, other special circumstances |
| 2 | Annual overhaul | 30-50 tons | 15-25 days | Slope air course support is headed on, and brick is dropped, high temperature telescopic joint refractory lining is damaged, the abrasion of cooling section refractory lining has certain abrasion |
| 3 | In repair | 300-500 tons | 35-50 days | The deformation of annular air channel interior wall is serious, slope air course pillar brick badly broken, collar tie beam badly broken, cooling section serious wear |
| 4 | Overhaul | 1000-1300 tons | 60-80 days | Body of heater refractory lining damages very serious, and sectional repair can not meet production, and certain deformation occurs for furnace shell steel construction |
The recovery scenario includes：Cooling section is overhauled, when wear-thickness is less than or equal to 100mm, using cast wear-resistant castable
Mode is repaired；When wear-thickness is more than in 100mm, repaired using wear-resistant castable prefabricated component or mullite brick masonry way.
Slope air course is overhauled, and slope air course supporting brick is repaired using original material brick furred ceiling substitute mode, changed using casting material prefabricated part furred ceiling
Mode is repaired, using wear-resistant castable pouring type reparation.Annular air channel is overhauled, including local replacing refractory brick mode is repaired,
Remove the masonry way reparation again of annular air channel interior wall.Fire door liner is overhauled, and mainly changes three layers of refractory brick mode topmost
Repair.Slope air course, annular air channel maintenance, remove annular air channel interior wall and slope air course pillar brick, then build by laying bricks or stones again.Slope air course,
Annular air channel and the room of prestoring are overhauled, and are all removed annular air channel, slope air course and the room refractory brick that prestores, are then built by laying bricks or stones again.Once
Dedusting liner overhaul, including furnace wall remove build by laying bricks or stones, partition wall remove build by laying bricks or stones, vault remove build by laying bricks or stones, diffuse hole remove build by laying bricks or stones.Fork rotation is slipped
Pot Lining is overhauled, and castable or refractory brick remove masonry way reparation.Lower cone bucket glass cermaic plate is removed and built by laying bricks or stones.High temperature telescopic joint, pot
The online castable repairing of stove entrance refractory lining uses laying fireproof bricks.
The present invention coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system can also use with
Under technical measures further realize.
Foregoing coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system, wherein the coke dry quenching furnace
Online monitoring instrument is high temperature picture pick-up device in production, and high temperature picture pick-up device is arranged on into keyhole layer platform, connection in dry coke quenching
Good high temperature camera and resistant to elevated temperatures data wire protection pipe, have debugged the interface of high temperature shooting and display；Detect in coke dry quenching furnace
Cooling section, slope air course pillar brick, annular air channel liner it is live；It is right according to high temperature thecamera head image information to display
The damaged condition of each position refractory brick can be judged according to the inner lining structure in stove.
After adopting the above technical scheme, the coke dry quenching furnace inner lining refractory damaged condition diagnosis of the present invention and maintenance measures are special
Family's system has advantages below：
1st, coke dry quenching furnace refractory lining damaged condition is grasped in time, and refractory lining reparation is carried out according to expert system and calculated meticulously
Repair refractory material plan；
2nd, system it is easy to operate, stably, friendly interface, the speed of service it is fast, convenient, fast；
3rd, the coke dry quenching furnace liner maintenance engineering time is saved, extends the service life of dry coke quenching liner.
Brief description of the drawings
Coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system knot of the Fig. 1 for the embodiment of the present invention
Structure schematic diagram.
Embodiment
With reference to embodiments and its accompanying drawing to the present invention illustrate further.
Embodiment 1
Referring now to Fig. 1, coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures of the Fig. 1 for the embodiment of the present invention are special
Family's system structure diagram.
The coke dry quenching furnace inner lining refractory damaged condition diagnosis of the present invention and maintenance measures expert system, the expert system exist
Windows platforms, utilize Microsoft Visual C++ V6.0 and SQL (Structured Query
Language) run under environment, expert system includes peration data library module, coke dry quenching furnace design data library module detects data
Library module and mantenance data library module.
Online monitoring instrument is obtained in the peration data library module storage coke dry quenching furnace production initial data, control process
The secondary data of middle generation, including production temperature, production pressure, air circulation.
Coke dry quenching furnace design database, comprising：
（1）By quenching ability be divided into 70t/h, 75t/h, 90t/h, 100t/h, 110t/h, 125t/h, 140t/h, 145t/h,
150t/h, 160t/h, 190t/h, 260t/h etc..
（2）The basic size at the positions such as cooling section, slope air course, annular air channel, the room that prestores.Mainly include the height of cooling section
With diameter, the quantity of adjustment hole, the height of chute and brick layer number etc..
（3）Annular air channel, the structure type of slope air course and refractory material characteristic.
（4）The brick and weight of the position refractory materials such as cooling section, slope air course, annular air channel, the room that prestores.
Test database, comprising：
High temperature picture pick-up device is arranged on keyhole layer platform in dry coke quenching, high temperature camera is connected and resistant to elevated temperatures data wire is protected
Pillar, has debugged the interface of high temperature shooting and display.Detect cooling section, slope air course pillar brick, the annular air channel in coke dry quenching furnace
Liner is live；According to high temperature thecamera head image information to display, the inner lining structure in control stove can judge that each position is resistance to
The damaged condition of firebrick.
（1）Cooling section refractory wear situation.
（2）Slope air course pillar brick crack conditions, including fracture how many brick layer, which position fracture.
（3）Annular air channel inner lining damage situation, interior wall deformation, mortar joint cracking situation.
（4）Prestore chamber liner breakage, including brick comes off, mortar joint cracking situation.
（5）Fire door inner lining damage situation, mainly brick dropping situations
（6）High temperature telescopic joint inner lining damage situation, including dilatation joint filler is come off, castable comes off, top is burnt
（7）Boiler inlet inner lining damage situation, mainly castable or brick comes off.
（8）One-time dedusting inner lining damage situation, including dilatation joint filler comes off, mortar joint cracking, furnace wall bulge, furnace wall fall
Collapse, partition wall is tilted, partition wall collapses, vault suspended block, diffuse hole cracking failure.
（9）Fork rotation chute castable or refractory brick come off.
（10）Lower cone bucket glass cermaic plate comes off.
（11）The online castable repairing of high temperature telescopic joint, boiler inlet refractory lining uses laying fireproof bricks.
Maintenance plan, comprising：
（1）Coke dry quenching furnace liner recovery scenario overhauls classification
| Sequence number | Title | Refractory consumption rate amount | Maintenance duration | Determined according to examining report（Body of heater essential characteristic） |
| 1 | Light maintenance | Less than 5 tons | 3-5 days | Castable comes off, brickwork joint degrades, other special circumstances |
| 2 | Annual overhaul | 30-50 tons | 15-25 days | Slope air course support is headed on, and brick is dropped, high temperature telescopic joint refractory lining is damaged, the abrasion of cooling section refractory lining has certain abrasion（80-100mm） |
| 3 | In repair | 300-500 tons | 35-50 days | The deformation of annular air channel interior wall is serious, slope air course pillar brick badly broken, collar tie beam badly broken, cooling section serious wear（More than 100mm） |
| 4 | Overhaul | 1000-1300 tons | 60-80 days | Body of heater refractory lining damages very serious, and sectional repair can not meet production, and certain deformation occurs for furnace shell steel construction. |
（2）Recovery scenario
Cooling section is overhauled, and when wear-thickness is less than or equal to 100mm, is repaired using cast wear-resistant castable mode；When abrasion is thick
Degree is more than when 100mm, is repaired using wear-resistant castable prefabricated component or mullite brick masonry way.
Slope air course is overhauled, and slope air course pillar brick is repaired, using casting material prefabricated part using original material brick furred ceiling substitute mode
Furred ceiling substitute mode is repaired, repaired using wear-resistant castable pouring type.
Annular air channel is overhauled, including local replacing refractory brick mode is repaired, and removes annular air channel interior wall masonry way again
Repair.
Fire door liner is overhauled, and is mainly changed three layers of refractory brick mode topmost and is repaired.
Slope air course, annular air channel maintenance, remove annular air channel interior wall and slope air course pillar brick, then build by laying bricks or stones again.
Slope air course, annular air channel and the room of prestoring maintenance, all remove annular air channel, slope air course and the room refractory brick that prestores, so
Build by laying bricks or stones again afterwards.
One-time dedusting liner is overhauled, including furnace wall remove build by laying bricks or stones, partition wall remove build by laying bricks or stones, vault is removed and builds by laying bricks or stones, diffuses hole and tear open
Remove, build by laying bricks or stones.
Fork rotation chute liner maintenance, castable or refractory brick are removed, masonry way reparation.
Lower cone bucket glass cermaic plate is removed, built by laying bricks or stones.
The online castable repairing of high temperature telescopic joint, boiler inlet refractory lining uses laying fireproof bricks.
The present invention has substantive distinguishing features and significant technological progress, and coke dry quenching furnace inner lining refractory of the invention damages feelings
Condition is diagnosed and maintenance measures expert system, by windows platforms, utilizes Microsoft Visual C++ V6.0 and SQL pairs
The inquiry of dry coke quenching design parameter, in time coke dry quenching furnace refractory lining operating mode on-line monitoring, grasp coke dry quenching furnace refractory lining damaged condition,
Refractory lining reparation is carried out according to expert system and maintenance refractory material plan is calculated meticulously.The system is easy to operate, stably, boundary
Friend is good, the speed of service is fast, convenient, fast.The coke dry quenching furnace liner maintenance engineering time can be saved using the system, extend dry coke quenching
The service life of liner.
Above example is used for illustrative purposes only, rather than limitation of the present invention, about the technology people of technical field
Member, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, it is all equivalent
Technical scheme should also belong to scope of the invention, should be limited by each claim.
Claims (2)
1. a kind of coke dry quenching furnace inner lining refractory damaged condition diagnosis and maintenance measures expert system, the expert system exist
Windows platforms, are transported using under Visual6.0 and SQL (Structured Query Language) environment
OK, expert system includes peration data library module, coke dry quenching furnace design data library module, Test database module and Maintenance plan
Module, it is characterised in that：
Produced in the peration data library module storage coke dry quenching furnace production in the initial data of online monitoring instrument acquisition, control process
Raw secondary data, including production temperature, production pressure, air circulation；
The coke dry quenching furnace design data library module storage coke dry quenching furnace structure type, material property；
The Test database module storage coke dry quenching furnace wear condition, Broken condition, mortar joint situation；
The mantenance data library module storage coke dry quenching furnace recovery scenario, refractory material are got the raw materials ready；
Wherein：
The coke dry quenching furnace design data library module include by quenching production capacity be divided into 70t/h, 75t/h, 90t/h, 100t/h,
110t/h, 125t/h, 140t/h, 145t/h, 150t/h, 160t/h, 190t/h, 260t/h, cooling section, slope air course, annular gas
Road, the basic size at the room Ji great positions that prestore, annular air channel, the structure type of slope air course and refractory material characteristic, cooling section, tiltedly
The brick and weight of air channel, annular air channel, the refractory material at the room position that prestores；
The Test database module includes cooling section refractory wear situation；Slope air course pillar brick crack conditions, annular air channel
Inner lining damage situation, prestore chamber liner breakage, fire door inner lining damage situation, high temperature telescopic joint inner lining damage situation, boiler
Entrance inner lining damage situation, one-time dedusting inner lining damage situation, fork rotation chute castable or refractory brick dropping situations, lower cone bucket casting
Slabstone dropping situations；
The mantenance data library module includes coke dry quenching furnace liner recovery scenario and overhauls classification, and table 1 is coke dry quenching furnace liner recovery scenario
Overhaul classification,
Table 1 is that coke dry quenching furnace liner recovery scenario overhauls classification
The recovery scenario includes：Cooling section is overhauled, when wear-thickness is less than or equal to 100mm, using cast wear-resistant castable
Mode is repaired；When wear-thickness is more than in 100mm, repaired using wear-resistant castable prefabricated component or mullite brick masonry way；
Slope air course is overhauled, and slope air course pillar brick is repaired using original material brick furred ceiling substitute mode, changed using casting material prefabricated part furred ceiling
Mode is repaired, using wear-resistant castable pouring type reparation；Annular air channel is overhauled, including local replacing refractory brick mode is repaired,
Remove the masonry way reparation again of annular air channel interior wall；Fire door liner is overhauled, and three layers of refractory brick mode topmost of changing are repaired；Tiltedly
Air channel, annular air channel maintenance, remove annular air channel interior wall and slope air course supporting brick, then build by laying bricks or stones again；Slope air course, annular air channel
With the room of prestoring maintenance, annular air channel, slope air course and the room refractory brick that prestores all are removed, is then built by laying bricks or stones again；One-time dedusting liner
Maintenance, including furnace wall remove build by laying bricks or stones, partition wall remove build by laying bricks or stones, vault remove build by laying bricks or stones, diffuse hole remove build by laying bricks or stones；Fork rotation chute liner inspection
Repair, castable or refractory brick remove masonry way reparation；Lower cone bucket glass cermaic plate is removed and built by laying bricks or stones；High temperature telescopic joint, boiler inlet are resistance to
The fiery online castable repairing of liner uses laying fireproof bricks.
2. coke dry quenching furnace inner lining refractory damaged condition diagnosis as claimed in claim 1 and maintenance measures expert system, it is special
Levy and be, online monitoring instrument is high temperature picture pick-up device in the coke dry quenching furnace production, and high temperature picture pick-up device is arranged on into dry coke quenching
Middle keyhole layer platform, connects high temperature camera and resistant to elevated temperatures data wire protection pipe, has debugged high temperature shooting and display
Interface；Detect that cooling section, slope air course pillar brick, annular air channel liner in coke dry quenching furnace are live；According to high temperature thecamera head figure
As information to display, the inner lining structure in control stove can judge the damaged condition of each position refractory brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180190.9A CN107239035B (en) | 2016-03-28 | 2016-03-28 | Expert system for diagnosis and maintenance measures of damage condition of lining refractory material of dry quenching furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180190.9A CN107239035B (en) | 2016-03-28 | 2016-03-28 | Expert system for diagnosis and maintenance measures of damage condition of lining refractory material of dry quenching furnace |
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| Publication Number | Publication Date |
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| CN107239035A true CN107239035A (en) | 2017-10-10 |
| CN107239035B CN107239035B (en) | 2020-03-06 |
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| CN201610180190.9A Active CN107239035B (en) | 2016-03-28 | 2016-03-28 | Expert system for diagnosis and maintenance measures of damage condition of lining refractory material of dry quenching furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115755717A (en) * | 2022-11-29 | 2023-03-07 | 潮州市索力德机电设备有限公司 | Kiln equipment operation detecting system based on thing networking |
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Effective date of registration: 20230601 Address after: No.9, Wuye Road, Jinjiang District, Chengdu, Sichuan 610063 Patentee after: CHINA MCC5 GROUP Corp.,Ltd. Address before: 201900 Shanghai city Baoshan District Tieli Road No. 2501 Patentee before: MCC5 Group CORPORATION LIMITED (SHANGHAI) |
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