CN115509274A - Automatic adjusting method for blast furnace temperature, terminal equipment and storage medium - Google Patents
Automatic adjusting method for blast furnace temperature, terminal equipment and storage medium Download PDFInfo
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- CN115509274A CN115509274A CN202211149320.4A CN202211149320A CN115509274A CN 115509274 A CN115509274 A CN 115509274A CN 202211149320 A CN202211149320 A CN 202211149320A CN 115509274 A CN115509274 A CN 115509274A
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- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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Abstract
The invention relates to a blast furnace temperature automatic adjusting method, a terminal device and a storage medium, wherein the method comprises the following steps: s1: collecting blast furnace production operation data; s2: predicting operation parameters based on production operation data, and forecasting the furnace temperature according to the prediction result of the operation parameters; s3: adjusting calculation is carried out according to the furnace temperature forecasting result so as to determine an adjusting mode and an adjusting quantity; s4: and transmitting the adjustment mode and the adjustment amount obtained by the adjustment calculation to each blast furnace controller so that the blast furnace controller adjusts the blast furnace according to the received adjustment mode and adjustment amount. The invention provides an accurate and efficient control mode for the automatic adjustment of the temperature of the blast furnace, and is an effective means for the intelligent and efficient production of the blast furnace.
Description
Technical Field
The invention relates to the field of blast furnace iron making, in particular to a blast furnace temperature automatic adjusting method, terminal equipment and a storage medium.
Background
The furnace temperature is an important state parameter in the production process of the blast furnace, and the over-high furnace temperature can cause the coke ratio to be increased, the service life of a furnace lining to be reduced and the air permeability of the blast furnace to be influenced; and if the furnace temperature is too low, the heat in the furnace is insufficient, and even the furnace is cooled, and other operation accidents can be caused. Therefore, various furnace temperature forecasting models are developed at home and abroad to judge the change condition of the furnace temperature in advance so as to ensure the stability of the furnace temperature.
The furnace temperature forecasting model provides a basis for regulating and controlling the furnace temperature, but at present, the adjustment of the furnace temperature is still carried out by operators according to experience, the adjustment effect greatly depends on the experience of the operators, and the uncertainty is high.
Disclosure of Invention
In order to solve the problems, the invention provides a blast furnace temperature automatic adjusting method, terminal equipment and a storage medium.
The specific scheme is as follows:
a blast furnace temperature automatic adjustment method comprises the following steps:
s1: collecting production operation data of a blast furnace;
s2: predicting operation parameters based on production operation data, and forecasting the furnace temperature according to the prediction result of the operation parameters;
s3: adjusting calculation is carried out according to the furnace temperature forecasting result so as to determine an adjusting mode and an adjusting quantity;
s4: and transmitting the adjustment mode and the adjustment amount obtained by the adjustment calculation to each blast furnace controller so that the blast furnace controller adjusts the blast furnace according to the received adjustment mode and adjustment amount.
Further, the step S1 also comprises preprocessing the acquired data, wherein the preprocessing comprises filtering and average processing of air temperature, blast air humidity, air quantity, coal injection quantity, oxygen-rich quantity, top gas components, molten iron temperature and cooling wall temperature.
Further, the operation parameters comprise a furnace heat index, a blanking speed, a melting loss reaction carbon amount and a slag crust shedding index.
Further, the adjusting mode comprises adjusting air temperature, humidity, coal injection, load and additional coke.
Further, in the adjusting process, firstly, whether the first adjusting mode can keep the furnace temperature change within a certain range is judged; if so, adjusting by using a first adjusting mode; if not, calculating by combining the next adjusting mode on the basis of the first adjusting mode, and so on.
Further, when the furnace temperature changes to be cool, adjusting and calculating according to the sequence of air temperature, humidity, coal injection, load and additional coke; and when the furnace temperature changes to be hot, adjusting and calculating according to the sequence of coal injection, load, humidity and air temperature.
Further, the wind temperature is regulated to be not more than 50 ℃ each time; the humidity is regulated to be not more than 3 g/cubic meter each time; the coal powder is regulated for each time not to exceed 4 tons/hour.
Further, the method also comprises the step S5: and storing the furnace temperature forecasting result, the adjusting calculation result, the adjusting action and the corresponding furnace temperature change condition.
The blast furnace temperature automatic adjustment terminal device comprises a processor, a memory and a computer program which is stored in the memory and can run on the processor, wherein the processor executes the computer program to realize the steps of the method of the embodiment of the invention.
A computer-readable storage medium, in which a computer program is stored, which, when being executed by a processor, carries out the steps of the method as described above for an embodiment of the invention.
By adopting the technical scheme, the invention provides an accurate and efficient control mode for automatically adjusting the temperature of the blast furnace, and is an effective means for intelligent and efficient production of the blast furnace.
Drawings
Fig. 1 is a flowchart of a first embodiment of the invention.
Detailed Description
To further illustrate the various embodiments, the invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention.
The invention will now be further described with reference to the accompanying drawings and detailed description.
The first embodiment is as follows:
the embodiment of the invention provides a method for automatically adjusting the temperature of a blast furnace, which comprises the following steps of:
s1: and collecting the production operation data of the blast furnace.
The production operation data collected in this example includes air temperature, blast humidity, air volume, distribution information (weight, kind, specific gravity), charge material composition, coal injection amount, oxygen-rich amount, injection material composition, top gas composition, molten iron temperature, cooling wall temperature, and the like.
The embodiment also comprises the step of preprocessing the acquired data, wherein the preprocessing comprises the filtering and average processing of the air temperature, the blast humidity, the air quantity, the coal injection quantity, the oxygen-rich quantity, the top gas component, the molten iron temperature and the cooling wall temperature.
S2: and predicting the operating parameters based on the production operating data, and forecasting the furnace temperature according to the predicting result of the operating parameters.
The operation parameters in the embodiment comprise a furnace heat index, a blanking speed, a melting loss reaction carbon quantity, a slag crust shedding index and the like.
The method for forecasting the furnace temperature may adopt any one of fuzzy logic, a neural network, a regression model and a time sequence, and is not limited herein.
S3: and (4) performing adjustment calculation according to the furnace temperature forecast result to determine an adjustment mode and an adjustment amount.
The adjustment is carried out in a certain adjustment mode and adjustment amount according to the change condition of the furnace temperature in the furnace temperature forecast result, so that the adjusted furnace temperature change is kept in a certain range. The adjusting mode in the embodiment comprises adjusting air temperature, humidity, coal injection, load, additional coke and the like. In the adjusting process, firstly, judging whether the first adjusting mode can keep the furnace temperature change within a certain range; if so, adjusting by using a first adjusting mode; if not, calculating by combining the next adjusting mode on the basis of the first adjusting mode, and so on. Specifically, when the furnace temperature changes to be cool, adjusting calculation is carried out according to the sequence of air temperature, humidity, coal injection, load and additional coke, and the adjusted furnace temperature change is predicted; when the furnace temperature changes to the heat, adjusting and calculating according to the sequence of coal injection, load, humidity and air temperature, and predicting the adjusted furnace temperature change.
Further, the adjustment amount of all adjustment modes is limited by operation, and specifically, the air temperature is adjusted to be not more than 50 ℃ each time; the humidity is regulated to be not more than 3g/m each time 3 (ii) a The coal powder is adjusted not to exceed 4t/h each time.
S4: and sending the adjustment mode and the adjustment amount obtained by the adjustment calculation to each blast furnace controller (such as a PLC controller) so that the blast furnace controller adjusts the blast furnace according to the received adjustment mode and adjustment amount.
Further, the embodiment further includes step S5: the method is characterized in that furnace temperature forecast results, adjustment calculation results, adjustment actions and corresponding furnace temperature change conditions are stored, the storage mode is preferably carried out by adopting a structured data table (such as a database, a table with function application and the like), historical information of furnace temperature automatic adjustment can be conveniently inquired through the structured data table, and data calling can be conveniently carried out so as to optimize the furnace temperature automatic adjustment.
The embodiment of the invention can predict the furnace temperature change condition of the blast furnace in real time, carry out adjustment calculation according to the prediction result, and send the calculation result to the blast furnace controller for adjustment, thereby realizing the automatic adjustment of the furnace temperature.
Example two:
the invention also provides a blast furnace temperature automatic adjustment terminal device, which comprises a memory, a processor and a computer program stored in the memory and capable of running on the processor, wherein the processor executes the computer program to realize the steps of the method embodiment of the first embodiment of the invention.
Further, as an executable scheme, the terminal device for automatically adjusting the furnace temperature of the blast furnace may be a computing device such as a desktop computer, a notebook, a palm computer, and a cloud server. The blast furnace temperature automatic adjusting terminal equipment can comprise, but is not limited to, a processor and a memory. It is understood by those skilled in the art that the above-mentioned blast furnace temperature automatic adjusting terminal device is only an example of the blast furnace temperature automatic adjusting terminal device, and does not constitute a limitation on the blast furnace temperature automatic adjusting terminal device, and may include more or less components than the above, or combine some components, or different components, for example, the blast furnace temperature automatic adjusting terminal device may further include an input/output device, a network access device, a bus, etc., which is not limited in this embodiment of the present invention.
Further, as an executable solution, the Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, a discrete hardware component, and the like. The general processor can be a microprocessor or the processor can be any conventional processor and the like, the processor is a control center of the blast furnace temperature automatic adjusting terminal equipment, and various interfaces and lines are utilized to connect various parts of the whole blast furnace temperature automatic adjusting terminal equipment.
The memory can be used for storing the computer program and/or the module, and the processor realizes various functions of the automatic adjusting terminal device for the furnace temperature of the blast furnace by running or executing the computer program and/or the module stored in the memory and calling data stored in the memory. The memory can mainly comprise a program storage area and a data storage area, wherein the program storage area can store an operating system and an application program required by at least one function; the storage data area may store data created according to the use of the mobile phone, and the like. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.
The invention also provides a computer-readable storage medium, in which a computer program is stored, which, when being executed by a processor, carries out the steps of the above-mentioned method of an embodiment of the invention.
The integrated module/unit of the automatic adjusting terminal device for the blast furnace temperature can be stored in a computer readable storage medium if the module/unit is realized in the form of a software functional unit and is sold or used as an independent product. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, read-Only Memory (ROM), random Access Memory (RAM), software distribution medium, and the like.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The automatic adjusting method for the temperature of the blast furnace is characterized by comprising the following steps of:
s1: collecting blast furnace production operation data;
s2: predicting operation parameters based on production operation data, and forecasting the furnace temperature according to the prediction result of the operation parameters;
s3: adjusting calculation is carried out according to the furnace temperature forecasting result so as to determine an adjusting mode and an adjusting quantity;
s4: and transmitting the adjustment mode and the adjustment amount obtained by the adjustment calculation to each blast furnace controller so that the blast furnace controller adjusts the blast furnace according to the received adjustment mode and adjustment amount.
2. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: the step S1 also comprises the step of preprocessing the acquired data, wherein the preprocessing comprises the filtering and average processing of the air temperature, the blast humidity, the air quantity, the coal injection quantity, the oxygen-rich quantity, the top gas component, the molten iron temperature and the cooling wall temperature.
3. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: the operation parameters comprise a furnace heat index, a blanking speed, a melting loss reaction carbon quantity and a slag crust shedding index.
4. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: the adjusting mode comprises adjusting air temperature, humidity, coal injection, load and additional coke.
5. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: in the adjusting process, firstly, judging whether the first adjusting mode can keep the furnace temperature change within a certain range; if so, adjusting by using a first adjusting mode; if not, the calculation is carried out on the basis of the first adjusting mode and combined with the next adjusting mode.
6. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 4, wherein: when the furnace temperature changes to be cool, adjusting and calculating according to the sequence of air temperature, humidity, coal injection, load and additional coke; and when the furnace temperature changes to be hot, adjusting and calculating according to the sequence of coal injection, load, humidity and air temperature.
7. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: the wind temperature is regulated to be not more than 50 ℃ each time; the humidity is regulated to be not more than 3 g/cubic meter each time; the coal powder is regulated for each time not to exceed 4 tons/hour.
8. The method for automatically adjusting the furnace temperature of the blast furnace according to claim 1, wherein: further comprising step S5: and storing the furnace temperature forecasting result, the adjusting calculation result, the adjusting action and the corresponding furnace temperature change condition.
9. The utility model provides a blast furnace temperature automatically regulated terminal equipment which characterized in that: comprising a processor, a memory and a computer program stored in said memory and running on said processor, said processor implementing the steps of the method according to any one of claims 1 to 8 when executing said computer program.
10. A computer-readable storage medium storing a computer program, characterized in that: the computer program realizing the steps of the method according to any one of claims 1 to 8 when executed by a processor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211149320.4A CN115509274A (en) | 2022-09-21 | 2022-09-21 | Automatic adjusting method for blast furnace temperature, terminal equipment and storage medium |
| PCT/CN2022/122629 WO2024060289A1 (en) | 2022-09-21 | 2022-09-29 | Method for automatically adjusting furnace temperature of blast furnace, terminal device, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211149320.4A CN115509274A (en) | 2022-09-21 | 2022-09-21 | Automatic adjusting method for blast furnace temperature, terminal equipment and storage medium |
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| Publication Number | Publication Date |
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| CN115509274A true CN115509274A (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211149320.4A Pending CN115509274A (en) | 2022-09-21 | 2022-09-21 | Automatic adjusting method for blast furnace temperature, terminal equipment and storage medium |
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| CN (1) | CN115509274A (en) |
| WO (1) | WO2024060289A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103544273B (en) * | 2013-10-21 | 2017-01-18 | 武汉钢铁(集团)公司 | Method for assessing integral states of furnace conditions by aid of pattern recognition technology |
| CN107368125B (en) * | 2017-09-08 | 2019-06-25 | 东北大学 | A kind of blast furnace temperature control system and method based on CBR Yu the parallel mixed inference of RBR |
| CN111831719A (en) * | 2020-07-22 | 2020-10-27 | 山东钢铁股份有限公司 | Intelligent control method and system for blast furnace ironmaking production process |
| CN114510863A (en) * | 2020-11-16 | 2022-05-17 | 鸿富锦精密电子（成都）有限公司 | Reflow furnace temperature adjusting method and device, electronic equipment and storage medium |
| CN112465223A (en) * | 2020-11-26 | 2021-03-09 | 中冶南方工程技术有限公司 | Blast furnace temperature state prediction method |
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2022
- 2022-09-21 CN CN202211149320.4A patent/CN115509274A/en active Pending
- 2022-09-29 WO PCT/CN2022/122629 patent/WO2024060289A1/en unknown
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| WO2024060289A1 (en) | 2024-03-28 |
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