KR101767781B1 - Virtual factory system for rolling process and Method for controlling thereof - Google Patents
Virtual factory system for rolling process and Method for controlling thereof Download PDFInfo
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- KR101767781B1 KR101767781B1 KR1020150185621A KR20150185621A KR101767781B1 KR 101767781 B1 KR101767781 B1 KR 101767781B1 KR 1020150185621 A KR1020150185621 A KR 1020150185621A KR 20150185621 A KR20150185621 A KR 20150185621A KR 101767781 B1 KR101767781 B1 KR 101767781B1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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Abstract
The virtual facility testing system for a rolling process according to an embodiment of the present invention generates disturbance information conforming to condition information and condition information for causing an abnormal operation state of the rolling mill, and then generates disturbance information based on the generated condition information and disturbance information An event generation unit for providing event information; A PLC controller for providing an operation signal of the rolling facility based on the event information; A simulation processor for generating a 3D virtual machine corresponding to the rolling facility and simulating the shape and position of the virtual machine produced from the 3D virtual machine and the 3D virtual machine based on the operation signal; And a display unit for displaying an abnormal operation state of the 3D virtual equipment to the user based on a result of the simulation processing unit.
Description
The present invention relates to a virtual facility test system for a rolling process and a method of operation thereof.
Conventionally, the following process is carried out to develop or modify the factory equipment or control system. Design machinery, design driving system, design control system, install mechanical equipment, connect control system and cable, test operation of control system and equipment. Since the verification of the control system is carried out after the installation of the equipment by such a series of processes, it takes much time from the start of the facility development to the commissioning.
Also, there is a problem that the defects of the mechanical equipment can not be known during the development of the mechanical equipment by confirming the defects of the mechanical equipment in the process of driving the equipment after the factory equipment is installed.
Therefore, there is a growing demand for virtual plant systems to pre-check risk analysis and optimal conditions before actual production or field application.
The virtual facility test system for the rolling process according to an embodiment of the present invention and the operation method thereof can be applied to the development of the algorithms necessary for the installation and control of the rolling process equipment by applying a virtual risk factor before actual production or on- The purpose of this test is to test the operating conditions of the rolling process equipment.
According to an aspect of the present invention, there is provided an apparatus for testing a virtual facility for rolling process, the system comprising: an event generator for generating event information for inducing an abnormal operation of a rolling facility; A setting unit for setting maximum and minimum range values of disturbance factors in the event information; A PLC controller for providing an operation signal of the rolling facility based on the event information; A simulation processor for generating a 3D virtual machine corresponding to the rolling facility and simulating the shape and position of the virtual machine produced from the 3D virtual machine and the 3D virtual machine based on the operation signal; And a display unit for displaying a result of the simulation processing unit to a user.
According to an aspect of the present invention, there is provided an operation method of a virtual facility testing system for a rolling process, the method comprising: generating an event information including disturbance factors for inducing an abnormal operation of a rolling mill; A PLC controller for providing an operation signal of the rolling facility based on the event information; A simulation processor for generating a 3D virtual machine corresponding to the rolling facility and simulating the shape and position of the virtual machine produced from the 3D virtual machine and the 3D virtual machine based on the operation signal; And displaying the result of the simulation processing unit to a user.
Using the test system of the rolling process control system according to an embodiment of the present invention and the test method using the test system, it is possible to test the logic of the control system before the actual installation of the facility, .
In addition, through the above-described advantages, there is an advantage that the time and cost for commissioning can be reduced and the plant can be operated normally in the early stage.
In addition, the operation of the equipment and the product can be simulated by the PLC output, and it is possible to test the malfunctioning situation due to the failure of the field device.
In addition, it is possible to prevent equipment damage due to a control error in a field test, to set a desired test scenario to enable repeated testing, and to detect a problem occurring during a test.
1 is a block diagram showing a test system of a rolling process control system according to an embodiment of the present invention.
2 is a flowchart illustrating a method of operating a virtual facility testing system for a rolling process according to an embodiment of the present invention.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, in order that those skilled in the art can easily carry out the present invention. In the following detailed description of the preferred embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. In the drawings, like reference numerals are used throughout the drawings.
In addition, in the entire specification, when a part is referred to as being 'connected' to another part, it may be referred to as 'indirectly connected' not only with 'directly connected' . Also, to "include" an element means that it may include other elements, rather than excluding other elements, unless specifically stated otherwise.
Hereinafter, a virtual facility testing system for a rolling process and an operation method thereof according to an embodiment of the present invention will be described in detail with reference to the drawings.
1 is a block diagram illustrating a virtual facility testing system for a rolling process in accordance with an embodiment of the present invention.
1, a virtual
The
The
The
The disturbance
The disturbance
More specifically, the disturbance
The disturbance information can be classified into a facility influence factor, a product influence factor, and a facility-equipment influence factor.
Here, the facility influence factor may be a factor for arbitrarily changing the roll gap, the stroke, etc. when the rolling facility is a rolling stand. The product influencing factor may be a factor for arbitrarily changing the material information (e.g., width, thickness, top height, width direction position, etc.) rolled and discharged in a particular rolling stand. The facility-equipment impact factor may be a factor that affects the after rolling facility as a result of the operation of the previous rolling facility.
The
Next, the
The
The
More specifically, the
The
The
The
The operation
Finally, the
2 is a flowchart illustrating a method of operating a virtual facility testing system for a rolling process according to an embodiment of the present invention.
As shown in FIG. 2, a method (S100) of operating a virtual facility testing system for a rolling process according to an embodiment of the present invention may include a first step (S200) to a fourth step (S500).
In the first step S200, disturbance information matching the condition information and the condition information for causing an abnormal operation state of the rolling facility (for example, equipment located in the rolling process from the rough rolling process) And providing event information obtained by processing the generated condition information and disturbance information into a predetermined file.
The first step S200 may include a condition information generating step S210, a disturbance information generating step S220, and a data converting step S230.
The condition information generating step S210 may be a step of generating a conditional condition generating unit for generating a condition for causing an abnormal condition of the 3D virtual equipment generated by the
The disturbance information generation step S220 may be a step of generating at least one disturbance information that can be generated according to the circumstance condition in the disturbance
Meanwhile, the disturbance information generating step S220 may include a disturbance range setting step S221 for setting the maximum and minimum values of the disturbance information, and the minimum value and the minimum value may be a state in which the 3D virtual equipment is capable of rolling It indicates the range that can be maintained.
More specifically, the disturbance range setting step S221 includes setting the disturbance information to a minimum value when the disturbance information is smaller than the predetermined minimum value, and setting the disturbance information to a maximum value when the disturbance information is greater than the maximum value. Here, the disturbance information can be divided into a facility influence factor, a product influence factor, and an influence factor between facilities-equipment, and detailed description of each factor will be omitted in the above-mentioned relation.
Next, the second step S300 may be a step of providing an operation signal of the rolling mill in the PLC controller based on the event information.
In the third step S400, the 3D virtual equipment corresponding to the rolling facility is generated, and the shape and position of the virtual product produced from the 3D virtual equipment and the 3D virtual equipment based on the operation signal are stored in the simulation processor It may be a step of simulating.
The third step S400 may include a 3D virtual equipment creation step S410, a 3D virtual equipment driving step S420, an operation calculation step S430, and an operation calculation management step S440.
The 3D virtual equipment creation step (S410) may be a step of creating a 3D virtual equipment corresponding to the rolling facility.
The 3D virtual facility driving step S420 may be a step of mechanically operating the 3D virtual facility based on the operation signal.
The operation calculation step (S430) may be a step of calculating the shape and position of the virtual product produced according to the kinematic operation and operation of the 3D virtual equipment.
The operation calculation management step S440 may include determining whether the virtual product can be input to the subsequent 3D virtual facility, and then determining whether the rolling process is proceeding according to the determination result.
The fourth step S500 may be a step of displaying to the user a virtual product generated according to the operation and operation of the 3D virtual equipment in an abnormal situation based on the result of the simulation processing unit in the display unit.
Therefore, by using the 3D virtual facility test system for rolling process and the operation method thereof according to the embodiment of the present invention, it is possible to test the control logic of the control system in advance before installing the actual rolling facility on site, Which can reduce the number of trial and error.
In addition, through the above-described advantages, there is an advantage that commissioning time and cost can be reduced and the operation can be normally started early.
In addition, it is possible to reproduce the operation of equipment and products virtually by PLC output, and it is possible to test a malfunction state due to a failure of a field device.
In addition, it is possible to prevent equipment damage due to a control error at the time of field testing, and it is possible to perform a repeated test by setting a desired test scenario, and to detect a problem occurring during a test.
For reference, "part" of the present invention may be a computing device, and the computing device may include at least one processing unit and memory.
The processing unit may include a central processing unit (CPU), a graphics processing unit (GPU), a microprocessor, an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) And may have a plurality of cores.
The memory may be a volatile memory (e.g., RAM, etc.), a non-volatile memory (e.g., ROM, flash memory, etc.), or a combination thereof.
The computing device may also include additional storage. Storage includes, but is not limited to, magnetic storage, optical storage, and the like.
The storage may be stored with computer readable instructions for implementing one or more embodiments as disclosed herein, and other computer readable instructions for implementing an operating system, application programs, and the like. The computer readable instructions stored in the storage may be loaded into memory for execution by the processing unit.
On the other hand, a computing device may include communication connection (s) that enable it to communicate with other devices through the network. Here, the communication connection (s) may include a modem, a network interface card (NIC), an integrated network interface, a radio frequency transmitter / receiver, an infrared port, a USB connection or other interface for connecting a computing device to another computing device . The communication connection (s) may also include wired connections or wireless connections.
Each component of the computing device described above may be connected by various interconnects (e.g., peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus architecture, etc.) As shown in FIG.
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the present invention is not limited to the disclosed exemplary embodiments, but various changes and modifications may be made without departing from the scope of the present invention.
Therefore, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention, but are intended to illustrate and not limit the scope of the technical spirit of the present invention. The scope of protection of the present invention should be construed according to the claims, and all technical ideas which are within the scope of the same should be interpreted as being included in the scope of the present invention.
100: Virtual facility test system for rolling process
200: event generation unit 210: condition generation unit
220: disturbance information generation unit 221: disturbance range setting unit
230: data conversion unit 300: PLC control unit
400: simulation processing unit 410: 3D shape extracting unit
420: virtual driving unit 430: operation calculating unit
440: Operation calculation management unit 500:
Claims (10)
A PLC controller for providing an operation signal of the rolling facility based on the event information;
A simulation processor for generating a 3D virtual machine corresponding to the rolling facility and simulating the shape and position of the virtual machine produced from the 3D virtual machine and the 3D virtual machine based on the operation signal; And
And a display unit for displaying an abnormal operation state of the 3D virtual facility to a user based on a result value of the simulation processing unit,
Wherein,
A condition generator for generating a condition for each of the 3D virtual facilities to generate an abnormal condition;
A disturbance information generation unit for generating at least one disturbance information that can be generated according to the conditional condition; And
And a data conversion unit for converting the conditional condition and the disturbance information into a script file and processing the event file into a script file.
Wherein the disturbance information generation unit comprises:
And a disturbance range setting unit that sets a tolerance range of the disturbance information in which the 3D virtual equipment can maintain a state capable of rolling operation.
The disturbance information may include,
A facility impact factor, a product impact factor, and a facility-to-plant impact factor.
The simulation processing unit includes:
A 3D shape extracting unit for creating the 3D virtual equipment using the 3D shape model;
A virtual driver for applying a kinematic motion model to operate the 3D virtual machine based on the operation signal;
An operation calculating unit for calculating a shape and a position of a virtual product produced according to the operation and operation of the 3D virtual equipment based on the operation model applied to the 3D virtual equipment; And
Determining whether the virtual product can be input to a subsequent 3D rolling process facility, and then determining whether the rolling process is proceeding according to the determination result.
A second step of generating an operation signal of the rolling mill in a PLC control unit based on the event information;
A third step of generating a 3D virtual equipment corresponding to the rolling facility and then performing a simulation in the simulation processing unit on the shape and position of the 3D virtual equipment and the virtual product produced from the 3D virtual equipment based on the operation signal; And
And a fourth step of displaying an abnormal operation state of the 3D virtual equipment to the user on the display unit based on the result of the third step,
In the first step,
A condition information generating step of generating a conditional condition for causing an abnormal condition of the 3D virtual facility;
A disturbance information generation step of generating at least one disturbance information that can be generated according to the circumstantial condition; And
And a data conversion step of converting the conditional condition and the disturbance information into a script file and then processing the event file into a script file.
Wherein the disturbance information generation step comprises:
And a disturbance range setting step of setting the tolerance range of the disturbance information in which the 3D virtual equipment can maintain a state capable of rolling operation.
The disturbance information may include,
A facility impact factor, a product impact factor, and a facility-to-facility impact factor.
The third step of performing the simulation includes:
A 3D virtual equipment creation step of creating the 3D virtual equipment using a 3D shape model;
A 3D virtual machine driving step of applying a kinematic motion model so that the 3D virtual machine is operated based on the operation signal;
An operation calculation step of calculating a shape and a position of a virtual product produced according to the operation and operation of the 3D virtual equipment based on the operation model applied to the 3D virtual equipment; And
Determining whether the virtual product can be input to a subsequent 3D rolling process facility, and then determining whether the rolling process is proceeding according to the determination result.
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