CN116227904A - Method and device for calculating rhythm time of steel equipment production process - Google Patents
Method and device for calculating rhythm time of steel equipment production process Download PDFInfo
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Abstract
The invention provides a method and a device for calculating rhythm time of a production process of steel equipment, comprising the following steps: collecting data information of each material in the steel equipment, wherein the data information comprises the area of each material, the starting time and the ending time of a working procedure; taking any piece of material in the steel equipment as appointed material in turn, and assuming the process starting time T of a certain appointed material i And end time T i ', intercept at T i ‑‑T i The process start or end time of other materials between the' time periods; comparing each interception time with the starting time and the ending time of all material working procedures, and adding the area of a certain material into the area of the material in the steel equipment if the interception time is between the starting time and the ending time of a certain material working procedure; calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment; and further calculating the rhythm time of the production process of the steel equipment. The invention is thatThe rhythm time of the production process of the steel equipment can be accurately calculated.
Description
Technical Field
The invention relates to the technical field of automatic control of steel rolling, in particular to a method and a device for calculating rhythm time of a production process of steel equipment.
Background
The production procedure rhythm time refers to the time interval between two adjacent material productions. The rhythm time control of the production procedure aims at: on the premise of not causing the collision safety production of two adjacent materials, the rhythm time of the production process is accelerated as much as possible so as to improve the production capacity. Under the condition of ensuring production safety, the rhythm time of the production process is quickened, and the higher the yield of the equipment in hours is; conversely, the lower the plant hour throughput. In actual production, process factors and equipment components directly influence the rhythm time of the production process, such as material specification, production setting parameters and the like, and directly determine the rhythm time of the production process. For reference by field personnel, the rhythm time of the production process needs to be calculated. The prior art is mainly introduced from aspects of steel tapping control, medium plate rolling rhythm monitoring and the like of steel equipment such as a heating furnace and the like, and a plurality of control methods for reducing the rhythm time of a rolling process are provided so as to further optimize rolling regulations and improve the production efficiency. However, in the prior art, the calculation of the rhythm time of the steel production process is rough, and when a plurality of materials simultaneously execute the same process in the same equipment, the materials are processed according to the average value, so that the calculation accuracy is low, and the actual production process rhythm time condition of the steel equipment cannot be accurately reflected.
Disclosure of Invention
The invention provides a method and a device for calculating the rhythm time of a production process of steel equipment, which are used for calculating the rhythm time of the production process of the steel equipment. The technical scheme is as follows:
in one aspect, a method for calculating rhythm time of a production process of steel equipment is provided, which comprises the following steps:
collecting data information of each material in steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of the working procedure of each material;
taking any piece of material in the steel equipment as appointed material in turn, and assuming the process starting time T of a certain appointed material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
comparing each interception time with the starting time and the ending time of all material working procedures, and adding the area of a certain material into the area of the material in the steel equipment if the interception time is between the starting time and the ending time of the certain material working procedure;
calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
and calculating the production procedure rhythm time of the steel equipment according to the procedure rhythm time of all the specified materials.
Optionally, taking any piece of material in the steel equipment as a designated material in turn, and assuming a process starting time T of a designated material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods specifically comprises the following steps:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
Optionally, comparing each interception time with the starting time and the ending time of all the material working procedures, if the interception time is between the starting time and the ending time of a certain material working procedure, adding the area of the certain material into the area of the material in the steel equipment, and specifically comprising:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
Optionally, calculating the rhythm time of the production procedure of the specified material according to the area of the material in the steel equipment specifically includes:
accumulating the areas s of the specified materials in different time periods i Occupies the area of the materials in the steel equipment
The ratio of the rhythm time mu of the production procedure of the appointed material is obtained i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
Optionally, calculating the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials specifically includes:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
on the other hand, a calculating device of iron and steel equipment production process rhythm time is provided, includes:
the collecting module is used for collecting data information of each material in the steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of the working procedure of each material;
the intercepting module is used for taking any piece of material in the steel equipment as specified material in sequence, and assuming the process starting time T of a certain specified material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
the comparison module is used for comparing each interception time with the starting time and the ending time of all the material working procedures, and if the interception time is between the starting time and the ending time of a certain material working procedure, the area of the certain material is added into the area of the material in the steel equipment;
the first calculation module is used for calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
and the second calculation module is used for calculating the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials.
Optionally, the intercepting module is specifically configured to:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
Optionally, the comparing module is specifically configured to:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
Optionally, the first computing module is specifically configured to:
accumulating the areas s of the specified materials in different time periods i Occupies the area of the materials in the steel equipment
The ratio of the rhythm time mu of the production procedure of the appointed material is obtained i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
Optionally, the second computing module is specifically configured to:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
in another aspect, an electronic device is provided, the electronic device includes a processor and a memory, the memory stores at least one instruction, and the at least one instruction is loaded and executed by the processor to implement the method for calculating the rhythm time of the production process of the steel device.
In another aspect, a computer readable storage medium is provided, in which at least one instruction is stored, and the at least one instruction is loaded and executed by a processor to implement the method for calculating the rhythm time of the production process of the steel equipment.
Compared with the prior art, the technical scheme has at least the following beneficial effects:
according to the scheme, the defect that in the prior art, the accuracy degree of calculating the rhythm time of the production process of the steel equipment is low and the requirement of quick and accurate production cannot be met can be overcome, the production condition of the steel equipment is displayed to operators more intuitively and clearly, and assistance is provided for optimizing the production setting parameters and timely judging the equipment state.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flowchart of a method for calculating the rhythm time of a production process of steel equipment according to an embodiment of the invention;
FIG. 2 is a schematic diagram of the results of calculating indexes according to the number of blocks in the rhythm time of the production process of the heating furnace provided by the embodiment of the invention;
fig. 3 is a schematic diagram of a result of calculating an index of a rhythm time in a production process of a rolling mill according to an embodiment of the present invention.
FIG. 4 is a block diagram for calculating the rhythm time of the production process of the steel equipment provided by the embodiment of the invention;
fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present invention fall within the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a method for calculating a rhythm time of a production process of steel equipment, including:
s1, collecting data information of each material in steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of a working procedure of each material;
s2, taking any piece of material in the steel equipment as a specified material in sequence, and assuming the process starting time T of a certain specified material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
s3, comparing each interception time with the starting time and the ending time of all material working procedures, and adding the area of a certain material into the area of the material in the steel equipment if the interception time is between the starting time and the ending time of the certain material working procedure;
s4, calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
s5, calculating the production procedure rhythm time of the steel equipment according to the procedure rhythm time of all the specified materials.
The following describes in detail, with reference to fig. 2 to 3, a method for calculating a rhythm time of a production process of a steel device according to an embodiment of the present invention, where the method is applicable to a case that multiple materials such as a heating furnace, a cooling bed, a heat treatment furnace and the like occupy the same device, and when the multiple materials occupy the same device, the production processes overlap in time, but the production processes of each of them are not average, and the main idea of the calculation method according to the embodiment of the present invention is that: for the rhythm time of the production process of each material, for the sake of more clear explanation, the deviceIn the embodiment of the invention, any piece of material in steel equipment is sequentially used as the appointed material, the rhythm time of the production procedure of the appointed material is calculated, and the procedure starting time T of a certain appointed material is assumed i And end time T i ' at T i --T i Between the' time periods, other different materials enter or leave the steel equipment, and the T is intercepted in the embodiment of the invention i --T i Starting or ending time of procedure of other materials between 'time periods', T is obtained by intercepting time i --T i The' time period is divided into successive small time periods; then calculating the area of the materials in the steel equipment in each small time period; calculating the ratio of the area of the appointed material to the area of the material in the steel equipment, and converting the ratio of the area into the ratio of the appointed process rhythm time in the small time periods to the small time periods; then accumulating the designated process rhythm time of all the time periods to obtain the process rhythm time of the designated material; and finally, accumulating and averaging the working procedure rhythm time of all the appointed materials to obtain the production working procedure rhythm time of the steel equipment.
Specifically, the method for calculating the rhythm time of the production process of the steel equipment provided by the embodiment of the invention comprises the following steps:
s1, collecting data information of each material in steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of a working procedure of each material;
s2, taking any piece of material in the steel equipment as a specified material in sequence, and assuming the process starting time T of a certain specified material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
optionally, taking any piece of material in the steel equipment as a designated material in turn, and assuming a process starting time T of a designated material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods specifically comprises the following steps:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
S3, comparing each interception time with the starting time and the ending time of all material working procedures, and adding the area of a certain material into the area of the material in the steel equipment if the interception time is between the starting time and the ending time of the certain material working procedure;
optionally, comparing each interception time with the starting time and the ending time of all the material working procedures, if the interception time is between the starting time and the ending time of a certain material working procedure, adding the area of the certain material into the area of the material in the steel equipment, and specifically comprising:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
S4, calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
optionally, calculating the rhythm time of the production procedure of the specified material according to the area of the material in the steel equipment specifically includes:
accumulating the areas s of the specified materials in different time periods i Occupying the area S of the materials in the steel equipment k n to obtain the rhythm time mu of the production process of the specified material i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
S5, calculating the production procedure rhythm time of the steel equipment according to the procedure rhythm time of all the specified materials.
Optionally, calculating the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials specifically includes:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
the calculation method of the embodiment of the invention is applied to a certain hot rolling production line, the result of the rhythm time index of the production process of the heating furnace is shown as a figure 2, the calculation result of the rhythm time index of the production process of the single material of the heating furnace on the same day can be rapidly inquired from the figure 2, and the calculation result of the rhythm time index of the production process of the heating furnace is further obtained.
The method for calculating the rhythm time of the production process of the steel equipment according to the embodiment of the invention is applicable to the situation that a single material such as a continuous casting machine, a rolling mill and the like occupies one equipment, and is described below by taking calculation of the rhythm time of the production process of the rolling mill in rolling production as an example, and the method comprises the following steps:
collecting data information in real time;
because each material needs to enter the rolling mill twice in the production of the rolling mill and is divided into a first stage and a second stage, calculating the rhythm time of the production process of the rolling mill comprises the following steps of: the first stage first-pass steel biting moment and the last-pass steel throwing moment of each material, and the second stage first-pass steel biting moment and the last-pass steel throwing moment of each material.
Calculating the working procedure rhythm time of each material;
the calculation is as follows:
wherein T is j ' is material P i The rolling process end time k epsilon (1, 2) of the stage k; t (T) (j-1) ' is material P i The last block of material in stage k is at the end of the rolling process.
Calculating the rhythm time of the production process of the rolling mill;
according to the working procedure rhythm time mu of each material i Determining the mill raw material with the total material quantity nRhythm time of production process
The formula is as follows: />
The calculation method of the embodiment of the invention is applied to a certain hot rolling production line, the result of the rhythm time index of the production process of the rolling mill is shown in figure 3, the calculation result of the rhythm time index of the production process of the single-block material of the rolling mill on the same day can be rapidly inquired from figure 3, and the calculation result of the rhythm time index of the production process of the rolling mill is further obtained.
As shown in fig. 4, the embodiment of the invention further provides a device for calculating the rhythm time of the production process of the steel equipment, which comprises:
the collection module 410 is configured to collect data information of each piece of material in the steel apparatus, where the data information includes an area of each piece of material, a starting time and an ending time of a procedure of each piece of material;
a intercepting module 420 for taking any piece of material in the steel equipment as specified material in turn, assuming that the process starting time T of a specified material is the same i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
the comparison module 430 is configured to compare each interception time with a starting time and an ending time of all material procedures, and if the interception time is between the starting time and the ending time of a certain material procedure, add an area of the certain material to an area of the material in the steel equipment;
a first calculating module 440, configured to calculate a production process rhythm time of the specified material according to an area of the material in the steel apparatus;
and the second calculating module 450 is configured to calculate the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials.
Optionally, the intercepting module is specifically configured to:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
Optionally, the comparing module is specifically configured to:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
Optionally, the first computing module is specifically configured to:
accumulating the areas s of the specified materials in different time periods i Occupies the area of the materials in the steel equipment
The ratio of the rhythm time mu of the production procedure of the appointed material is obtained i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
Optionally, the second computing module is specifically configured to:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
the functional structure of the device for calculating the rhythm time of the production process of the steel equipment provided by the embodiment of the invention corresponds to the method for calculating the rhythm time of the production process of the steel equipment provided by the embodiment of the invention, and is not repeated here.
Fig. 5 is a schematic structural diagram of an electronic device 500 according to an embodiment of the present invention, where the electronic device 500 may have a relatively large difference due to different configurations or performances, and may include one or more processors (central processing units, CPU) 501 and one or more memories 502, where at least one instruction is stored in the memories 502, and the at least one instruction is loaded and executed by the processors 501 to implement the steps of the method for calculating the rhythm time of the production process of the steel device.
In an exemplary embodiment, a computer readable storage medium, such as a memory comprising instructions executable by a processor in a terminal to perform the above method of calculating a cadence time of a production process of a steel plant, is also provided. For example, the computer readable storage medium may be ROM, random Access Memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program for instructing relevant hardware, where the program may be stored in a computer readable storage medium, and the storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The method for calculating the rhythm time of the production process of the steel equipment is characterized by comprising the following steps of:
collecting data information of each material in steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of the working procedure of each material;
taking any piece of material in the steel equipment as appointed material in turn, and assuming the process starting time T of a certain appointed material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
comparing each interception time with the starting time and the ending time of all material working procedures, and adding the area of a certain material into the area of the material in the steel equipment if the interception time is between the starting time and the ending time of the certain material working procedure;
calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
and calculating the production procedure rhythm time of the steel equipment according to the procedure rhythm time of all the specified materials.
2. The method according to claim 1, wherein the step of sequentially using any piece of material in the steel apparatus as the specified material is performed by assuming a step start time T of a specified piece of material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods specifically comprises the following steps:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
3. The method according to claim 2, wherein each interception time is compared with all material procedure starting time and ending time, and if the interception time is between a certain material procedure starting time and ending time, the area of the certain material is added to the area of the material in the steel equipment, specifically comprising:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
4. The method according to claim 3, wherein calculating the production process rhythm time of the specified material according to the material area in the steel equipment specifically comprises:
accumulating the areas s of the specified materials in different time periods i Occupies the area of the materials in the steel equipment
The ratio of the rhythm time mu of the production procedure of the appointed material is obtained i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
5. The method according to claim 4, wherein the calculating the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials specifically comprises:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
6. a device for calculating the rhythm time of a production process of steel equipment, which is characterized by comprising:
the collecting module is used for collecting data information of each material in the steel equipment, wherein the data information comprises the area of each material, and the starting time and the ending time of the working procedure of each material;
the intercepting module is used for taking any piece of material in the steel equipment as specified material in sequence, and assuming the process starting time T of a certain specified material i And end time T i ', intercept at T i --T i The process starting time or the process ending time of other materials between the' time periods;
the comparison module is used for comparing each interception time with the starting time and the ending time of all the material working procedures, and if the interception time is between the starting time and the ending time of a certain material working procedure, the area of the certain material is added into the area of the material in the steel equipment;
the first calculation module is used for calculating the rhythm time of the production procedure of the appointed material according to the area of the material in the steel equipment;
and the second calculation module is used for calculating the production process rhythm time of the steel equipment according to the process rhythm time of all the specified materials.
7. The apparatus of claim 1, wherein the intercepting module is specifically configured to:
it is assumed that n pieces of other materials P are present in the steel equipment in addition to the specified materials 1 、P 2 ...P n The method comprises the steps of carrying out a first treatment on the surface of the Corresponding n pairs of starting and stopping moments are respectively T 1 、T 1 '...T n 、T n 'A'; if there are process starting time or finishing time in the n pieces of other materials at T i --T i Within the' time period, then intercept is at T i --T i The process start or end time of other materials within the 'time period'.
8. The apparatus of claim 7, wherein the comparing module is specifically configured to:
ordering the interception time from small to large t 1 、t 2 ...t m+1 Assuming m+1 times, comparing each interception time with the starting time and the ending time of all material procedures, if the interception time t k At a certain material P j Process start time and end time T j --T j ' between, the material P is then fed to j Area s of (2) j The area of the materials added into the steel equipment is expressed as follows by the formula:
when T is j <t k <T j ' when:
otherwise:
wherein t is k K epsilon (2, m+1) for any interception moment;
at t k The area of the materials in the steel equipment in j pieces of materials before the moment, +.>
At t k The area of the material in the steel equipment in the j+1 pieces of material before the moment; s is(s) j Is material P j Area j e (1, n).
9. The apparatus of claim 8, wherein the first computing module is configured to:
accumulating the areas s of the specified materials in different time periods i Occupies the area of the materials in the steel equipment
The ratio of the rhythm time mu of the production procedure of the appointed material is obtained i The calculation is as follows:
in U k Is (t) k --t k+1 ) Time in the process, i.e. t k+1 -t k 。
10. The apparatus according to claim 9, wherein the second computing module is specifically configured to:
according to the working procedure rhythm time mu of each piece of appointed material i Determining the rhythm time of the production procedure of the steel equipment according to the total material quantity n
The formula is as follows:
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| CN202310177474.2A CN116227904A (en) | 2023-02-28 | 2023-02-28 | Method and device for calculating rhythm time of steel equipment production process |
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| CN202310177474.2A CN116227904A (en) | 2023-02-28 | 2023-02-28 | Method and device for calculating rhythm time of steel equipment production process |
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