CN102520691A - Burn-through point control system and method thereof - Google Patents
Burn-through point control system and method thereof Download PDFInfo
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- CN102520691A CN102520691A CN2011104230225A CN201110423022A CN102520691A CN 102520691 A CN102520691 A CN 102520691A CN 2011104230225 A CN2011104230225 A CN 2011104230225A CN 201110423022 A CN201110423022 A CN 201110423022A CN 102520691 A CN102520691 A CN 102520691A
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- 238000000034 method Methods 0.000 title claims abstract description 86
- 238000005245 sintering Methods 0.000 claims abstract description 111
- 238000004519 manufacturing process Methods 0.000 claims abstract description 60
- 238000012545 processing Methods 0.000 claims abstract description 23
- 238000011958 production data acquisition Methods 0.000 claims abstract description 20
- 238000004886 process control Methods 0.000 claims abstract description 19
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 3
- 238000002156 mixing Methods 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 9
- 238000012821 model calculation Methods 0.000 claims description 6
- 239000012611 container material Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention provides a burn-through point monitoring system and a method thereof. The monitoring system comprises a sintering process production data acquisition unit, a sintering process production data processing unit, a sintering database server, a display unit and a communication network. According to the system and the method of the invention, the sintering process production data acquisition unit acquires and records real-time data in a sintering production process, the sintering process production data processing unit carries out parse processing on complete production data and outputs the data to a burn-through process control system and a mixture material stream control system, the burn-through process control system completes the control of a burn-through point, and present problems of delay of artificial monitor time, large monitor workload, and a large error are solved. The method has the advantages of accurate monitoring, easy realization and high efficiency, the quality of sintering ore is stabilized, and an economic benefit is raised.
Description
Technical field
The present invention relates to the computer monitoring field, relate in particular to a kind of burning point control system and method.
Background technology
SINTERING PRODUCTION is an important step in iron and steel enterprise's production run, is the assurance that blast furnace obtains good technical economical index.Sintering process is that the many complex processes of factor are grown, influenced in a technological process.The burning point is the important operation parameter of SINTERING PRODUCTION control procedure, and burning point control is bad, burning and underburnt phenomenon will occur, and the yield rate and the qualification rate of SINTERING PRODUCTION had very big influence.Therefore, how to utilize modern control technology to seek optimum sintering end point and have very important meaning.
At present; Manually operated method is adopted in the burning point control of sintering plant, and is main according to manual observation tail sintering section, with the method for manual setup parameter behind the operating experience judgement chassis machine speed, regulates sintering end point; There are problems such as measurability is poor, fluctuation range is big in the burning point; Be prone to cause bigger error, thereby burning and underburnt phenomenon take place, bring a series of problems such as equipment weares and teares too early, energy consumption increase, dust content increase.
Summary of the invention
Technical matters to be solved by this invention provides a kind of burning point supervisory system and method; Through the present invention; Solve the frequency height of the artificial judgment occurrence of errors of existing method for supervising existence, the big problem of error range that occurs; Realized that the burning point monitors in real time, accurately the whole situation of grilling thoroughly process of real-time follow-up sintering feed.
For solving the problems of the technologies described above, the invention provides a kind of burning point supervisory system, comprise sintering process production data acquisition unit, sintering process production data processing unit, sintering database server, display unit and communication network.
Said sintering process production data acquisition unit is used for acquisition and recording sintering process production data, and when said sintering process production data acquisition is complete, exports to the production data processing unit.Wherein, the sintering process production data comprises return mine 1302 instantaneous delivery of instantaneous delivery, belt-blast furnace that each hopper state, each hopper material level, each hopper instantaneous delivery, mixing container state, two mix the instantaneous delivery of the temperature of back blanking amounts, mixing container material level, ignition furnace state, ignition furnace medial temperature, ignition furnace gas flow, ignition furnace air mass flow, chassis state, each bellows length and spacing, each bellows, chassis actual speed, belt-burning 1308, belt-return mine 1302.
Said sintering process production data acquisition unit also comprises:
Blanking data acquisition subelement, the state and the instantaneous blanking data that are used to gather each former feed bin, each batch bin;
Compound data acquisition subelement is used to gather mixing container state and instantaneous blanking data;
Sintering machine data acquisition subelement, the real time data that is used to gather the sintering machine state He grills thoroughly process;
Sintering deposit data acquisition subelement, the weight that is used to gather all kinds of finished products of sintering deposit.
Said sintering process production data processing unit is used to accept the sintering process production data, and resolves to sintering process control system, the required cycle data of mixture flow control system.
Said sintering process production data processing unit comprises:
The production data short period is resolved subelement, is that real-time production data is processed into the needed more short-period data of Model Calculation;
The production data long period is resolved subelement, is the data that real-time production data are processed into the needed longer cycle of Model Calculation.
The said Process Control System of grilling thoroughly is to burn just in time on earth when guaranteeing the bed of material to tail for the position of automatic control burning point.Through adjustment mixed flow instantaneous delivery, simultaneously compound from ignition furnace to the continuous moving process of tail, make the horizontal advanced state of burning point and vertical advanced state of zone of combustion keep the best, just can make the burning point remain on the position of predesignating.The soft-sensing model of position, burning point is the function model of EGT in the several bellows of sintering machine tail, feeds back following batch compound instantaneous delivery according to the position of burning point, makes sintering process keep best continuously.
Technical scheme by the invention described above provides can find out that the present invention is through the real time data in the sintering process production data acquisition unit acquisition and recording sintering production process; After sintering process production data processing unit carries out dissection process to complete production data then, export to and grill thoroughly Process Control System and mixture flow control system; Accomplish control by grilling thoroughly Process Control System, solved existing manual monitoring time lag, the monitoring workload reaches the big problem of error greatly the burning point.
This patent method is on the basis of further investigation burning point Changing Pattern; Set up the soft-sensing model of position, burning point; Realized grilling thoroughly vertical sintering state of process and the laterally two-way control of sintering state; Present sintering machine sintering end point immeasurability, fluctuation range are big in order to solve, the low problem of sintering end point control automaticity provides science data and method realize stablize the target of position, burning point, raising sinter quality.
The inventive method has the advantage that monitoring is accurate, realization is easy, efficient is high, has realized the vertical sintering state of control, makes the state of grilling thoroughly remain on the optimum position; Simultaneously; Control horizontal sintering state, make perpendicular to the sintering state on the sintering machine direction of motion to keep evenly, for the sintering end point position is all keeping constant relatively provide real-time and analysis of science and basis for estimation along chassis direction and vertical chassis direction; Stablize the quality of sintering deposit, improved economic benefit.
Description of drawings
Below in conjunction with accompanying drawing and embodiment technical scheme of the present invention is further specified.
Fig. 1 is the structural drawing of burning point of the present invention supervisory system.
Fig. 2 is the schematic diagram of burning point of the present invention supervisory system.
Fig. 3 is the process flow diagram of burning point of the present invention supervisory system.
Embodiment
The native system structural drawing is as shown in Figure 1, and a kind of burning point supervisory system that the present invention passes through comprises sintering process production data acquisition unit, sintering process production data processing unit, grills thoroughly Process Control System.
Sintering process production data acquisition unit is used for acquisition and recording sintering process production data, and when said sintering process production data acquisition is complete, exports to the production data processing unit.Wherein, the sintering process production data comprises return mine 1302 instantaneous delivery of instantaneous delivery, belt-blast furnace that each hopper state, each hopper material level, each hopper instantaneous delivery, mixing container state, two mix the instantaneous delivery of the temperature of back blanking amounts, mixing container material level, ignition furnace state, ignition furnace medial temperature, ignition furnace gas flow, ignition furnace air mass flow, chassis state, each bellows length and spacing, each bellows, chassis actual speed, belt-burning 1308, belt-return mine 1302.
As shown in Figure 2, sintering process production data acquisition unit also comprises:
Blanking data acquisition subelement, the state and the instantaneous blanking data that are used to gather each former feed bin, each batch bin;
Compound data acquisition subelement is used to gather mixing container state and instantaneous blanking data;
Sintering machine data acquisition subelement, the real time data that is used to gather the sintering machine state He grills thoroughly process;
Sintering deposit data acquisition subelement, the weight that is used to gather all kinds of finished products of sintering deposit.
Sintering process production data processing unit is used to accept the sintering process production data, and resolves to sintering process control system, the required cycle data of mixture flow control system.
Sintering process production data processing unit comprises:
The production data short period is resolved subelement, is that real-time production data is processed into the needed more short-period data of Model Calculation;
The production data long period is resolved subelement, is the data that real-time production data are processed into the needed longer cycle of Model Calculation.
Grilling thoroughly Process Control System, is to burn just in time on earth when guaranteeing the bed of material to tail for the position of automatic control burning point.Through adjustment mixed flow instantaneous delivery, simultaneously compound from ignition furnace to the continuous moving process of tail, make the horizontal advanced state of burning point and vertical advanced state of zone of combustion keep the best, just can make the burning point remain on the position of predesignating.The soft-sensing model of position, burning point is the function model of EGT in the several bellows of sintering machine tail, feeds back following batch compound instantaneous delivery according to the position of burning point, makes sintering process keep best continuously.
Burning point of the present invention method for supervising; Its core is: the real time data of sintering process production data acquisition unit acquisition and recording sintering production process at first; Sintering process production data processing unit is accepted the sintering process production data then, and monitors the position and the mixture flow instantaneous delivery of burning point in real time.Through the invention solves existing manual monitoring time lag, the monitoring workload reaches the big problem of error greatly, has realized the real-time monitoring of position, burning point and mixture flow instantaneous delivery.
The realization of said method of the present invention is based on the above-mentioned burning point supervisory system that comprises sintering process production data acquisition unit, sintering process production data processing unit and sintering process monitoring unit.Burning point monitoring flow process is seen Fig. 3, and its practical implementation step is following:
Step S1 starts the burning point supervisory system, and carries out initialization;
Step S2; When system is in real-time monitoring duty; Use sintering process production data acquisition unit, return mine 1302 instantaneous delivery of instantaneous delivery, the belt-blast furnace that each hopper state of acquisition and recording, each hopper material level, each hopper instantaneous delivery, mixing container state, two mix the instantaneous delivery, belt of temperature, chassis actual speed, the belt-burning 1308 of back blanking amounts, mixing container material level, ignition furnace state, ignition furnace medial temperature, ignition furnace gas flow, ignition furnace air mass flow, chassis state, each bellows length and spacing, each bellows-return mine 1302; Otherwise system withdraws from;
Step S3 judges whether the sintering deposit quality is up to standard, then writes down sintering process control data this moment in this way, and system withdraws from; Otherwise, execution in step S4;
Step S4 exports to sintering process production data processing unit with said sintering process production data when complete, real-time production data is resolved to the data in required cycle by sintering process production data processing unit;
Step S5 exports to sintering process control system through the production data of resolving when complete with said, is calculated the position of burning point according to position, burning point soft-sensing model by the sintering process control system;
Step S6 judges whether the position of current burning point is normal, execution in step S7 then in this way, and system withdraws from; Otherwise, execution in step S5;
Step S7, record sintering process control data this moment, execution in step S2.
Technical scheme by the invention described above provides can be found out; The present invention is through the real time data of sintering process production data acquisition unit acquisition and recording sintering production process; Sintering process production data processing unit is accepted the sintering process production data then; And monitor the position and the mixture flow instantaneous delivery of burning point in real time, solved existing manual monitoring time lag, the monitoring workload reaches the big problem of error greatly.
It should be noted last that; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the spirit and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (4)
1. a burning point supervisory system comprises sintering database server, display unit and communication network, it is characterized in that, also comprises sintering process production data acquisition unit, sintering process production data processing unit;
Said sintering process production data acquisition unit is used for acquisition and recording sintering process production data, and when said sintering process production data acquisition is complete, exports to the production data processing unit;
Said sintering process production data processing unit is used to accept the sintering process production data, and resolves to sintering process control system, the required cycle data of mixture flow control system;
The said Process Control System of grilling thoroughly is used for through adjustment mixed flow instantaneous delivery, simultaneously compound from ignition furnace to the continuous moving process of tail, make the horizontal advanced state of burning point and vertical advanced state of zone of combustion keep the best; The soft-sensing model of position, burning point is the function model of EGT in the several bellows of sintering machine tail, feeds back following batch compound instantaneous delivery according to the position of burning point, makes sintering process keep best continuously.
2. burning point according to claim 1 supervisory system is characterized in that, said sintering process production data acquisition unit also comprises:
Blanking data acquisition subelement, the state and the instantaneous blanking data that are used to gather each former feed bin, each batch bin;
Compound data acquisition subelement is used to gather mixing container state and instantaneous blanking data;
Sintering machine data acquisition subelement, the real time data that is used to gather the sintering machine state He grills thoroughly process;
Sintering deposit data acquisition subelement, the weight that is used to gather all kinds of finished products of sintering deposit.
3. burning point according to claim 1 and 2 supervisory system is characterized in that, said sintering process production data processing unit comprises:
The production data short period is resolved subelement, is that real-time production data is processed into the needed more short-period data of Model Calculation;
The production data long period is resolved subelement, is the data that real-time production data are processed into the needed longer cycle of Model Calculation.
4. the method for supervising according to the said burning point of claim 3 supervisory system is characterized in that, may further comprise the steps:
Step S1 starts the burning point supervisory system, and carries out initialization;
Step S2; When system is in real-time monitoring duty; Use sintering process production data acquisition unit, return mine 1302 instantaneous delivery of instantaneous delivery, the belt-blast furnace that each hopper state of acquisition and recording, each hopper material level, each hopper instantaneous delivery, mixing container state, two mix the instantaneous delivery, belt of temperature, chassis actual speed, the belt-burning 1308 of back blanking amounts, mixing container material level, ignition furnace state, ignition furnace medial temperature, ignition furnace gas flow, ignition furnace air mass flow, chassis state, each bellows length and spacing, each bellows-return mine 1302; Otherwise system withdraws from;
Step S3 judges whether the sintering deposit quality is up to standard, then writes down sintering process control data this moment in this way, and system withdraws from; Otherwise, execution in step S4;
Step S4 exports to sintering process production data processing unit with said sintering process production data when complete, real-time production data is resolved to the data in required cycle by sintering process production data processing unit;
Step S5 exports to sintering process control system through the production data of resolving when complete with said, is calculated the position of burning point according to position, burning point soft-sensing model by the sintering process control system;
Step S6 judges whether the position of current burning point is normal, execution in step S7 then in this way, and system withdraws from; Otherwise, execution in step S5;
Step S7, record sintering process control data this moment, execution in step S2.
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| CN2011104230225A CN102520691A (en) | 2011-12-15 | 2011-12-15 | Burn-through point control system and method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929152A (en) * | 2012-11-16 | 2013-02-13 | 武汉钢铁(集团)公司 | Burn-through self-adapting device of sintering machine |
| CN102997670A (en) * | 2012-12-27 | 2013-03-27 | 中冶长天国际工程有限责任公司 | Method and device for controlling sintering ignition furnace |
| CN113253618A (en) * | 2021-07-13 | 2021-08-13 | 江苏永联慧科物联技术有限公司 | Intelligent management and control system for all-dimensional sintering process |
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| EP0383079A2 (en) * | 1989-02-13 | 1990-08-22 | Nkk Corporation | Method for manufacturing agglomerates of sintered pellets |
| CN101441444A (en) * | 2008-09-18 | 2009-05-27 | 中冶长天国际工程有限责任公司 | Sintering status control method in sintering process |
| CN101441443A (en) * | 2008-09-18 | 2009-05-27 | 中冶长天国际工程有限责任公司 | Data processing method and device of sintering control parameter |
| CN101975514A (en) * | 2010-11-16 | 2011-02-16 | 吕斌 | Through burning control method for sintering production |
-
2011
- 2011-12-15 CN CN2011104230225A patent/CN102520691A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0383079A2 (en) * | 1989-02-13 | 1990-08-22 | Nkk Corporation | Method for manufacturing agglomerates of sintered pellets |
| CN101441444A (en) * | 2008-09-18 | 2009-05-27 | 中冶长天国际工程有限责任公司 | Sintering status control method in sintering process |
| CN101441443A (en) * | 2008-09-18 | 2009-05-27 | 中冶长天国际工程有限责任公司 | Data processing method and device of sintering control parameter |
| CN101975514A (en) * | 2010-11-16 | 2011-02-16 | 吕斌 | Through burning control method for sintering production |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929152A (en) * | 2012-11-16 | 2013-02-13 | 武汉钢铁(集团)公司 | Burn-through self-adapting device of sintering machine |
| CN102997670A (en) * | 2012-12-27 | 2013-03-27 | 中冶长天国际工程有限责任公司 | Method and device for controlling sintering ignition furnace |
| CN102997670B (en) * | 2012-12-27 | 2014-12-17 | 中冶长天国际工程有限责任公司 | Method and device for controlling sintering ignition furnace |
| CN113253618A (en) * | 2021-07-13 | 2021-08-13 | 江苏永联慧科物联技术有限公司 | Intelligent management and control system for all-dimensional sintering process |
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Application publication date: 20120627 |