CN109926452A - Course control method for use, process control equipment and terminal applied to steel rolling - Google Patents
Course control method for use, process control equipment and terminal applied to steel rolling Download PDFInfo
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- CN109926452A CN109926452A CN201910304653.1A CN201910304653A CN109926452A CN 109926452 A CN109926452 A CN 109926452A CN 201910304653 A CN201910304653 A CN 201910304653A CN 109926452 A CN109926452 A CN 109926452A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 171
- 238000000034 method Methods 0.000 title claims abstract description 111
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 238000004886 process control Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 64
- 238000003860 storage Methods 0.000 claims abstract description 17
- 238000004590 computer program Methods 0.000 claims description 21
- 230000009467 reduction Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 8
- 238000010008 shearing Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 5
- 238000004088 simulation Methods 0.000 claims description 5
- 238000009785 tube rolling Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 125000002015 acyclic group Chemical group 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Abstract
The present invention is suitable for metallurgical automation control technology field, it provides a kind of applied to the course control method for use of steel rolling, process control equipment, terminal and computer readable storage medium, the course control method for use includes: to obtain the first information and the second information, wherein, the first information indicates the specification information for the rolled piece to be rolled out, and second information indicates the information of slab to be rolled；Dynamic calculating is carried out based on the operation of rolling of the first information, second information and preset rolling strategy to the slab, obtains dynamic process parameter；The dynamic process parameter is sent to specified roll control system, the rolling that the dynamic process parameter is used to that the roll control system to be made to be executed according to the dynamic process parameter to the slab.The present invention is conducive to improve the rolling accuracy of steel rolling.
Description
Technical field
The invention belongs to metallurgical automation control technology field more particularly to a kind of process control sides applied to steel rolling
Method, process control equipment, terminal and computer readable storage medium.
Background technique
Process Control System (Process Control System) belongs to second control system, in automatic control system
It is the computer system for managing production process data, is generally completed the preset value calculation of each equipment on production line, produced
The collection of number of passes evidence and product quality data.
Currently, steel rolling mill needs the production process to slab to rolled piece to control in Rolling production, it usually can root
Parameter setting is carried out to rolling system according to the specification to be rolled, in order to which rolling system executes rolling for slab according to the parameter of setting
System, generates rolled piece up to specification, however, due to needed in the operation of rolling roughing by multiple passages such as plain-barreled roll, edger roll and
The finish rolling of multiple racks is handled, and process per treatment all may (such as rolling equipment itself rolls by temperature or other factors
Error processed) it influences, this may be such that preset rolling parameter is not inconsistent with the practical operation of rolling, and final production is caused to go out
The size of rolled piece deviates the specification to be rolled, and affects rolling accuracy.
Summary of the invention
In view of this, the present invention provides it is a kind of applied to the course control method for use of steel rolling, process control equipment, terminal and
Computer readable storage medium, it is intended to solve the preset rolling parameter when carrying out the process control of steel rolling in the prior art
It is not inconsistent with the practical operation of rolling, the problem of influence of rolled precision.
The first aspect of the embodiment of the present invention provides a kind of course control method for use applied to steel rolling, comprising:
Obtaining the first information and the second information, wherein the first information indicates the specification information for the rolled piece to be rolled out,
Second information indicates the information of slab to be rolled；
Based on the first information, second information and preset rolling strategy to the operation of rolling of the slab into
Mobile state calculates, and obtains dynamic process parameter；
The dynamic process parameter is sent to specified roll control system, the dynamic process parameter is described for making
Roll control system executes the rolling to the slab according to the dynamic process parameter.
The second aspect of the embodiment of the present invention provides a kind of process control equipment applied to steel rolling, comprising:
Information acquisition unit, for obtaining the first information and the second information, wherein the first information expression will roll out
Rolled piece specification information, second information indicates the information of slab to be rolled；
Dynamic computing unit, for based on the first information and second information to the operation of rolling of the slab into
Mobile state calculates, and obtains dynamic process parameter；
Parameter transmission unit, for the dynamic process parameter to be sent to specified roll control system, wherein described
The rolling that dynamic process parameter is used to that the roll control system to be made to be executed according to the dynamic process parameter to the slab.
The third aspect of the embodiment of the present invention provides a kind of terminal, including memory, processor and is stored in described
In memory and the computer program that can run on the processor, the processor are realized when executing the computer program
The step of being applied to the course control method for use of steel rolling as described in any one.
The fourth aspect of the embodiment of the present invention provides a kind of computer readable storage medium, the computer-readable storage
Media storage has computer program, is realized as described in any one when the computer program is executed by processor applied to steel rolling
The step of process control.
Existing beneficial effect is the present invention compared with prior art:
The present invention is by obtaining the first information and the second information, wherein the rule of the first information expression rolled piece to be rolled out
Lattice information, the second information indicate the information of slab to be rolled；Based on the first information, the second information and preset rolling strategy
Dynamic calculating is carried out to the operation of rolling of slab, obtains dynamic process parameter；And the dynamic process parameter is sent to specified
Roll control system so that the roll control system executes rolling to the slab according to the dynamic process parameter.
Since rolling parameter obtained is the dynamic process parameter by being dynamically calculated, rather than set fixed value, so with
Come the error change being adapted in the practical operation of rolling, when allowing to carry out the process control of steel rolling its rolling parameter with actually roll
Process processed is consistent, and then the precision of rolling can be improved.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the implementation flow chart of the course control method for use provided in an embodiment of the present invention applied to steel rolling；
Fig. 2 is the structural schematic diagram of the process control equipment provided in an embodiment of the present invention applied to steel rolling；
Fig. 3 is the schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
To make the object, technical solutions and advantages of the present invention clearer, pass through specific embodiment below in conjunction with attached drawing
To be illustrated.
Referring to Fig. 1, it illustrates the implementation processes of the course control method for use provided in an embodiment of the present invention applied to steel rolling
Figure, details are as follows:
In a step 101, the first information and the second information are obtained, wherein the first information indicates that is rolled out rolls
The specification information of part, second information indicate the information of slab to be rolled.
Rolled steel production system may include human-computer interaction interface (Human Machine Interface, HMI), terminal (clothes
Business device) and programmable logic controller (PLC) (Programmable Logic Controller, PLC), HMI, server and PLC can
To be connected by Ethernet, wherein PLC is used to connect three-level system by Ethernet, realizes the practical control of steel rolling equipment,
HMI is used for human-computer interaction, the instruction including receiving operator's input, and monitoring information is shown to operator.Terminal
To calculate equipment, the storage and calculating of information may be implemented.Terminal can obtain the monitoring number during Rolling production by PLC
According to, can to PLC send parameter setting instruction, instruction PLC carry out procedure parameter setting, realize rolling process control.
Course control method for use provided by the embodiment of the present invention applied to steel rolling can be applied to the end in above-mentioned framework
End, the available operator of terminal pass through the specification information of the HMI rolled piece to be rolled inputted and slab to be rolled
Information, wherein the specification information for the rolled piece to be rolled may include the thickness specification and width specifications of rolled piece, slab to be rolled
Information may include slab number, slab material code, slab thickness, slab length, width of plate slab, temperature, target width with
And target thickness, wherein slab number is the identity code of product, and the slab number of each slab is unique.
In a step 102, based on the first information, second information and preset rolling strategy to the slab
The operation of rolling carry out dynamic calculating, obtain dynamic process parameter.
It in embodiments of the present invention, can be according to the specification information of the rolled piece to be rolled got slab to be rolled
Information carries out dynamic calculating to the operation of rolling of slab, to obtain dynamic process parameter, wherein dynamic calculating, which refers to, to be rolled
The information change of real-time monitoring slab in the process, such as the information change include slab thickness, slab length, width of plate slab, temperature
The variation of the information such as degree.And calculated according to the information change dynamic monitored, real-time update procedure parameter obtains dynamic process ginseng
Number.
Optionally, above-mentioned steps 102 can include: based on following steps
Step 1021 carries out procedure parameter based on the first information, second information and preset rolling strategy
Forecast；
Step 1022 obtains third information, wherein the third information indicates that the slab is rolled into the rolled piece
The information of middleware in the process；
Step 1023 carries out dynamic corrections based on procedure parameter of the third information to forecast, obtains dynamic process ginseng
Number.
In embodiments of the present invention, middleware refers to form of the slab before being rolled into rolled piece, intermediate by monitoring
The information of part, the real-time calculating that procedure parameter may be implemented update.
In embodiments of the present invention, the operation of rolling of slab to rolled piece usually may include: the roughing of multiple passages, and
The finish rolling of multiple racks, wherein roughing includes flat rolling and edge rolling, and flat rolling is used for the thickness of rolled slab, is stood
Rolling system is used for the width of rolled slab, the rolled piece specification that finish rolling is used to that the thickness and width of slab to be made to be more in line with setting.
In embodiments of the present invention, dynamic process parameter may include each passage of roughing plain-barreled roll roll gap and edger roll roll gap,
Each rack roll-force of finish rolling and speed.Calculating process is to be believed according to the material of slab, width of plate slab, thickness and temperature etc. second
The width and thickness of breath and final rolled piece distributes the plain-barreled roll roll gap and edger roll roll gap of each passage of roughing, forecasts finish rolling
Each rack roll-force and speed, and start roughing model and finish rolling model progress setup algorithm.
Optionally, the first information includes rolled piece thickness, and second information includes slab thickness；Above-mentioned steps 1021
It can be realized based on following manner:
Using the slab thickness as the inlet thickness of initial flat rolling passage, using the rolled piece thickness as finally
Flat rolling passage exit thickness, the reduction ratio of each flat rolling passage is forecast according to preset rolling strategy.
In embodiments of the present invention, can using the slab thickness as the inlet thickness of initial flat rolling passage,
Using the rolled piece thickness as the exit thickness of final flat rolling passage, the whole reduction ratio of roughing passage is calculated first,
Whole reduction ratio is had more into the distribution that roughing road sub-quantity carries out reduction ratio again.
In embodiments of the present invention, the calculating process of the reduction ratio of flat rolling passage may include:
Redi=(HEnter-HOut)/HEnter
Wherein, RediIndicate the pushing rate of i-th of roughing passage, HOutIndicate the exit thickness of i-th of roughing passage, HEnterTable
Show the inlet thickness of i-th of roughing passage.
In embodiments of the present invention, adjustment can be optimized to reduction ratio according to reduction ratio optimized coefficients, it specifically can be with
Include:
HOut=HEnter(1-Beta×Redi)
Wherein, Beta indicates the optimized coefficients that each passage needs to be adjusted with respect to reduction ratio, and the purpose of adjustment is to make slightly
Within the allowable range, which can be with by preset rolling strategy for the deviation of milling train group exit thickness and target thickness.
Optionally, the first information further includes rolled piece width, and second information further includes width of plate slab；Above-mentioned steps
1021 can also include:
The reduction ratio of each flat rolling passage according to weather report calculates the yield stress of the slab；
The roll-force of each flat rolling passage is calculated according to the yield stress；
According to the fixed value of roller slit of each flat rolling passage of the tube rolling simulation.
In embodiments of the present invention, tube rolling simulation can be carried out according to simms formula, specific as follows:
P=W × Ld × Qp × Sp
Wherein, P indicates roll-force, and W indicates that the width of slab, Ld indicate the contact arc length between roll and slab, Qp table
Show that the geometric shape coefficient for calculating power, Sp indicate that the average condition corresponding to given temperature, strain rate and reduction ratio is bent
Take stress.
After calculating roll-force, it can specifically be can wrap according to the fixed value of roller slit of the thick rolling of tube rolling simulation
It includes:
Wherein, Gap indicates that fixed value of roller slit, Wear indicate that roll wear, P indicate roll-force, P0Indicate what acyclic homologically trioial was completed
Roll-force, HOutIndicate exit thickness, MmIndicate that mill stiffness, Expans indicate thermal expansion of rollers.
Optionally, the second packet rubbing board base material information, above-mentioned steps 1021 can also include:
Maximum allowable drafts is determined according to the slab material information；
The width drafts of each edge rolling passage is calculated according to the maximum allowable drafts；
It is calculated according to the width drafts of each edge rolling passage and the reduction ratio of each flat rolling passage
The exit width of each rolling pass.
In embodiments of the present invention, it can be realized by edger roll setting model and the lateral pressure amount of slab is allocated, counted
Calculating formula can be with are as follows:
Wdraft [i]=Lambda × maxdraft [i]
Wherein, Lambda can be a value greater than 0 less than 1, and maxdraft [i] indicates that the maximum of the i-th passage permits
Perhaps drafts, Wdraft [i] indicate the width drafts of the i-th passage of setting.
In embodiments of the present invention, each passage exit thickness that can be set according to width of plate slab and plain-barreled roll, by spreading
Formula calculates the exit width value of each passage of roughing mills.Regula falsi iteration algorithm, which can be used, can make roughing to solve to obtain
Machine set outlet width, each edger roll road suboptimum for reaching target value unify the value of coefficient of draught Lambda.It is final to obtain
Each passage width drafts Wdraft [i] of roughing.
Optionally, the third information includes the temperature information of the middleware；Above-mentioned steps 1023 may include:
The average shearing stress of each finishing rolling mill is determined according to the temperature information；
The roll-force of each finishing rolling mill is calculated according to the average shearing stress；
Each finishing rolling mill is calculated according to the roll-force of each finishing rolling mill and preset roll-force allotment ratio
Reduction ratio.
In embodiments of the present invention, the roll-force of each finishing rolling mill, specific calculation can be calculated by finish rolling model
It can be such that
Wherein, F indicates roll-force, and k indicates average shearing stress, and W indicates that the width of finish rolling, Arc indicate contact arc length, Havg
Indicate that average thickness, Ten indicate that rolled piece tension, a1 and a2 are preset calculating parameter.
Wherein, k=f (grade, T), k change with the grade of temperature T.Temperature model can be with are as follows:
T0=Ti-Tr-Ts+Tc+Tp+Tf+ΔT0
Wherein, T0Indicate finishing temperature, TiIndicate board briquette, TrIndicate radiation temperature, TsIndicate drop coolant (emulsification
Liquid) temperature drop, TcIt indicates and roll contact temperature drop, TpIndicate temperature increasing by deformation, TfIndicate friction temperature rise, Δ T0Indicate correction-compensation item.
In embodiments of the present invention, the reduction ratio of each rack can be distributed according to fixed roll-force ratio, for example,
Finishing rolling mill has 4, and target roll-force ratio set is 1.0:0.90:0.75:0.50, then roll-force distribution can for 2000,
1800,1500 and 1000.It should be noted that determining that target roll-force ratio will consider that speeds match, milling train power cannot surpass
Limit and plate shape problem.
Optionally, the third information further includes the width and hardness of the middleware；Above-mentioned steps 1023 can also wrap
Include: width and hardness based on the middleware are adjusted the roll-force allotment ratio.
In the actual production process, when rolled piece width and hardness change, adjustable roll-force allotment ratio makes
It obtains sharing of load and tends to be reasonable.
In step 103, the dynamic process parameter is sent to specified roll control system, so that the rolling is controlled
System processed executes the rolling to the slab according to the dynamic process parameter.
In embodiments of the present invention, different product needs different roll-force allotment ratios.It can be with by these models
Roll gap and rolling mill speed are calculated, and sends fixed value of roller slit and rolling mill speed and draught pressure forecast to primary PLC control system
Value, while model adaptation and self study are constantly carried out, to further increase rolling accuracy.
In embodiments of the present invention, the calculating of finishing stand setup value may include the calculating and roll speed of finish rolling fixed value of roller slit
Spend the calculating of setting value.
Wherein, the calculating process of finish rolling fixed value of roller slit may include:
Wherein, S0Indicate fixed value of roller slit, HiIndicate that the exit thickness of the i-th rack, F indicate total roll-force, M expression is rolled
Machine rigidity, OiIndicate roll gap compensation rate.
Wherein, the calculating process of speed of rolls setting value may include:
Vri=Vsi/(1+Slp)
Wherein, VriIndicate the speed of rolls, VsiIndicate strip speed, SlpIndicate advancing slip value when steel rolling.
Wherein, strip speed can be obtained according to flow equation and exit thickness, and process equation can indicate are as follows:
Hi=(Vi+1×Hi+1)÷Vi
Wherein, HiIndicate the exit thickness of the i-th rack, Vi+1Indicate the strip speed of i+1 rack.
From the foregoing, it will be observed that the present invention is by obtaining the first information and the second information, wherein first information expression to be rolled out
The specification information of rolled piece, the second information indicate the information of slab to be rolled；Based on the first information, the second information and preset
Rolling strategy carries out dynamic calculating to the operation of rolling of slab, obtains dynamic process parameter；And the dynamic process parameter is sent out
Specified roll control system is given, so that the roll control system is executed according to the dynamic process parameter to the slab
Rolling.Since rolling parameter obtained is the dynamic process parameter by being dynamically calculated, rather than the fixed value set,
The error change being adapted in the practical operation of rolling since then, when allowing to carry out the process control of steel rolling its rolling parameter with
The practical operation of rolling is consistent, and then the precision of rolling can be improved.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
The following are the device of the invention embodiments can refer to above-mentioned corresponding the details of wherein not detailed description
Embodiment of the method.
Fig. 2 shows the structural schematic diagram of the process control equipment provided in an embodiment of the present invention applied to steel rolling, in order to
Convenient for explanation, only parts related to embodiments of the present invention are shown, and details are as follows:
As shown in Fig. 2, the process control equipment 2 for being applied to steel rolling includes: information acquisition unit 21, dynamic computing unit 22
With parameter transmission unit 23.
Information acquisition unit 21, for obtaining the first information and the second information, wherein the first information expression will roll
The specification information of rolled piece out, second information indicate the information of slab to be rolled；
Dynamic computing unit 22, for the operation of rolling based on the first information and second information to the slab
Dynamic calculating is carried out, dynamic process parameter is obtained；
Parameter transmission unit 23, it is described dynamic for the dynamic process parameter to be sent to specified roll control system
The rolling that state procedure parameter is used to that the roll control system to be made to be executed according to the dynamic process parameter to the slab.
Optionally, applied to the process control equipment of steel rolling 2 further include:
Parameters Forecasting unit, for being carried out based on the first information, second information and preset rolling strategy
Procedure parameter forecast；
Information acquisition unit 21 is also used to: obtaining third information, wherein the third information indicates that the slab is rolled
At the information of the middleware during the rolled piece
Dynamic computing unit 22 is also used to, and is carried out dynamic corrections based on procedure parameter of the third information to forecast, is obtained
To dynamic process parameter.
Optionally, the first information includes rolled piece thickness, and second information includes slab thickness；
Parameters Forecasting unit is also used to, using the slab thickness as the inlet thickness of initial flat rolling passage, with
Exit thickness of the rolled piece thickness as final flat rolling passage forecasts that each plain-barreled roll rolls according to preset rolling strategy
The reduction ratio of passage processed.
Optionally, the first information further includes rolled piece width, and second information further includes width of plate slab；
Parameters Forecasting unit is also used to:
The reduction ratio of each flat rolling passage according to weather report calculates the yield stress of the slab；
The roll-force of each flat rolling passage is calculated according to the yield stress；And
According to the fixed value of roller slit of each flat rolling passage of the tube rolling simulation.
Optionally, the second packet rubbing board base material information；
Dynamic computing unit 22 is also used to:
Maximum allowable drafts is determined according to the slab material information；
The width drafts of each edge rolling passage is calculated according to the maximum allowable drafts；
It is calculated according to the width drafts of each edge rolling passage and the reduction ratio of each flat rolling passage
The exit width of each rolling pass.
Optionally, the third information includes the temperature information of the middleware；
Dynamic computing unit 22 is also used to:
The average shearing stress of each finishing rolling mill is determined according to the temperature information；
The roll-force of each finishing rolling mill is calculated according to the average shearing stress；
Each finishing rolling mill is calculated according to the roll-force of each finishing rolling mill and preset roll-force allotment ratio
Reduction ratio.
Optionally, the third information further includes the width and hardness of the middleware；
Dynamic computing unit 22 is also used to: width and hardness based on the middleware, to the roll-force allotment ratio
It is adjusted.
From the foregoing, it will be observed that the present invention is by obtaining the first information and the second information, wherein first information expression to be rolled out
The specification information of rolled piece, the second information indicate the information of slab to be rolled；Based on the first information, the second information and preset
Rolling strategy carries out dynamic calculating to the operation of rolling of slab, obtains dynamic process parameter；And the dynamic process parameter is sent out
Specified roll control system is given, so that the roll control system is executed according to the dynamic process parameter to the slab
Rolling.Since rolling parameter obtained is the dynamic process parameter by being dynamically calculated, rather than the fixed value set,
The error change being adapted in the practical operation of rolling since then, when allowing to carry out the process control of steel rolling its rolling parameter with
The practical operation of rolling is consistent, and then the precision of rolling can be improved.
Fig. 3 is the schematic diagram for the terminal that one embodiment of the invention provides.As shown in figure 3, the terminal 3 of the embodiment includes:
Processor 30, memory 31 and it is stored in the computer program that can be run in the memory 31 and on the processor 30
32.The processor 30 realizes that above-mentioned each course control method for use applied to steel rolling is implemented when executing the computer program 32
Step in example, such as step 101 shown in FIG. 1 is to step 103.Alternatively, the processor 30 executes the computer program
The function of each module/unit in above-mentioned each Installation practice, such as the function of unit 21 to 23 shown in Fig. 2 are realized when 32.
Illustratively, the computer program 32 can be divided into one or more module/units, it is one or
Multiple module/units are stored in the memory 31, and are executed by the processor 30, to complete the present invention.Described one
A or multiple module/units can be the series of computation machine program instruction section that can complete specific function, which is used for
Implementation procedure of the computer program 32 in the terminal 3 is described.For example, the computer program 32 can be divided into
Information acquisition unit, dynamic computing unit and parameter transmission unit, each unit concrete function are as follows:
Information acquisition unit, for obtaining the first information and the second information, wherein the first information expression will roll out
Rolled piece specification information, second information indicates the information of slab to be rolled；
Dynamic computing unit, for based on the first information and second information to the operation of rolling of the slab into
Mobile state calculates, and obtains dynamic process parameter；
Parameter transmission unit, for the dynamic process parameter to be sent to specified roll control system, the dynamic
The rolling that procedure parameter is used to that the roll control system to be made to be executed according to the dynamic process parameter to the slab.
The terminal 3 can be desktop PC, notebook, palm PC and cloud server etc. and calculate equipment.Institute
Stating terminal may include, but be not limited only to, processor 30, memory 31.It will be understood by those skilled in the art that Fig. 3 is only eventually
The example at end 3, the not restriction of structure paired terminal 3 may include than illustrating more or fewer components, or the certain portions of combination
Part or different components, such as the terminal can also include input-output equipment, network access equipment, bus etc..
Alleged processor 30 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), field programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng.
The memory 31 can be the internal storage unit of the terminal 3, such as the hard disk or memory of terminal 3.It is described
Memory 31 is also possible to the External memory equipment of the terminal 3, such as the plug-in type hard disk being equipped in the terminal 3, intelligence
Storage card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card, flash card (Flash Card)
Deng.Further, the memory 31 can also both include the internal storage unit of the terminal 3 or set including external storage
It is standby.The memory 31 is for other programs and data needed for storing the computer program and the terminal.It is described to deposit
Reservoir 31 can be also used for temporarily storing the data that has exported or will export.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each function
Can unit, module division progress for example, in practical application, can according to need and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device is divided into different functional unit or module, more than completing
The all or part of function of description.Each functional unit in embodiment, module can integrate in one processing unit, can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units, it is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.In addition, each function list
Member, the specific name of module are also only for convenience of distinguishing each other, the protection scope being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed device/terminal and method can pass through
Other modes are realized.For example, device/terminal embodiment described above is only schematical, for example, the module or
The division of unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units
Or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, institute
Display or the mutual coupling or direct-coupling or communication connection discussed can be through some interfaces, device or unit
INDIRECT COUPLING or communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated module/unit be realized in the form of SFU software functional unit and as independent product sale or
In use, can store in a computer readable storage medium.Based on this understanding, the present invention realizes above-mentioned implementation
All or part of the process in example method, can also instruct relevant hardware to complete, the meter by computer program
Calculation machine program can be stored in a computer readable storage medium, the computer program when being executed by processor, it can be achieved that on
The step of stating each embodiment of the method.Wherein, the computer program includes computer program code, the computer program generation
Code can be source code form, object identification code form, executable file or certain intermediate forms etc..The computer-readable medium
It may include: any entity or device, recording medium, USB flash disk, mobile hard disk, magnetic that can carry the computer program code
Dish, CD, computer storage, read-only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It should be noted that described
The content that computer-readable medium includes can carry out increasing appropriate according to the requirement made laws in jurisdiction with patent practice
Subtract, such as in certain jurisdictions, according to legislation and patent practice, computer-readable medium do not include be electric carrier signal and
Telecommunication signal.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of course control method for use applied to steel rolling characterized by comprising
Obtain the first information and the second information, wherein the first information indicates the specification information for the rolled piece to be rolled out, described
Second information indicates the information of slab to be rolled；
The operation of rolling of the slab is moved based on the first information, second information and preset rolling strategy
State calculates, and obtains dynamic process parameter；
The dynamic process parameter is sent to specified roll control system, the dynamic process parameter is for making the rolling
Control system executes the rolling to the slab according to the dynamic process parameter.
2. the course control method for use according to claim 1 applied to steel rolling, which is characterized in that described to be based on described first
Information, second information and preset rolling strategy carry out dynamic calculating to the operation of rolling of the slab, obtain dynamic
Procedure parameter includes:
Procedure parameter forecast is carried out based on the first information, second information and preset rolling strategy；
Obtain third information, wherein the third information indicates the centre during the slab is rolled into the rolled piece
The information of part；
Dynamic corrections are carried out based on procedure parameter of the third information to forecast, obtain dynamic process parameter.
3. the course control method for use according to claim 2 applied to steel rolling, which is characterized in that the first information includes
Rolled piece thickness, second information includes slab thickness；
It is described to include: based on the first information, second information and the progress procedure parameter forecast of preset rolling strategy
Using the slab thickness as the inlet thickness of initial flat rolling passage, put down using the rolled piece thickness as final
The exit thickness of roller rolling pass forecasts the reduction ratio of each flat rolling passage according to preset rolling strategy.
4. the course control method for use according to claim 3 applied to steel rolling, which is characterized in that the first information also wraps
Rolled piece width is included, second information further includes width of plate slab；
It is described also to be wrapped based on the first information, second information and the progress procedure parameter forecast of preset rolling strategy
It includes:
The reduction ratio of each flat rolling passage according to weather report calculates the yield stress of the slab；
The roll-force of each flat rolling passage is calculated according to the yield stress；
According to the fixed value of roller slit of each flat rolling passage of the tube rolling simulation.
5. the course control method for use according to claim 4 applied to steel rolling, which is characterized in that second information includes
Slab material information；
It is described also to be wrapped based on the first information, second information and the progress procedure parameter forecast of preset rolling strategy
It includes:
Maximum allowable drafts is determined according to the slab material information；
The width drafts of each edge rolling passage is calculated according to the maximum allowable drafts；
It is respectively rolled according to the width drafts of each edge rolling passage and the calculating of the reduction ratio of each flat rolling passage
The exit width of passage processed.
6. being applied to the course control method for use of steel rolling according to any one of claim 2 to 5, which is characterized in that described
Third information includes the temperature information of the middleware；
Described to carry out dynamic corrections based on procedure parameter of the third information to forecast, obtaining dynamic process parameter includes:
The average shearing stress of each finishing rolling mill is determined according to the temperature information；
The roll-force of each finishing rolling mill is calculated according to the average shearing stress；
The pressure of each finishing rolling mill is calculated according to the roll-force of each finishing rolling mill and preset roll-force allotment ratio
Rate.
7. the course control method for use according to claim 6 applied to steel rolling, which is characterized in that the third information is also wrapped
Include the width and hardness of the middleware；
Correspondingly, described carry out dynamic corrections based on procedure parameter of the third information to forecast, dynamic process parameter is obtained
Further include:
Width and hardness based on the middleware are adjusted the roll-force allotment ratio.
8. a kind of process control equipment applied to steel rolling characterized by comprising
Information acquisition unit, for obtaining the first information and the second information, wherein the first information indicates that is rolled out rolls
The specification information of part, second information indicate the information of slab to be rolled；
Dynamic computing unit, for being moved based on the first information and second information to the operation of rolling of the slab
State calculates, and obtains dynamic process parameter；
Parameter transmission unit, for the dynamic process parameter to be sent to specified roll control system, the dynamic process
The rolling that parameter is used to that the roll control system to be made to be executed according to the dynamic process parameter to the slab.
9. a kind of terminal, including memory, processor and storage can be run in the memory and on the processor
Computer program, which is characterized in that the processor realizes claim 1 to 7 as above when executing the computer program
Any one of described in be applied to steel rolling course control method for use the step of.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In the computer program is realized described in any one of claims 1 to 7 as above when being executed by processor applied to steel rolling
The step of course control method for use.
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| CN109926452B (en) | 2020-09-08 |
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Denomination of invention: Process control methods, process control devices, and terminals applied to steel rolling Granted publication date: 20200908 Pledgee: China Construction Bank Qianxi Branch Pledgor: HEBEI JINXI IRON AND STEEL GROUP Co.,Ltd. Registration number: Y2024980010840 |