CN113093672B - Control method for DCS system to adjust opening of runner flashboard - Google Patents
Control method for DCS system to adjust opening of runner flashboard Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 claims abstract description 43
- 239000011521 glass Substances 0.000 claims abstract description 30
- 238000013500 data storage Methods 0.000 claims abstract description 20
- 238000004364 calculation method Methods 0.000 claims description 27
- 238000003860 storage Methods 0.000 claims description 6
- 238000007726 management method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
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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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/33—Director till display
- G05B2219/33273—DCS distributed, decentralised controlsystem, multiprocessor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a control method for adjusting the opening of a runner gate in a DCS (distributed control system), relates to the DCS and belongs to the technical field of reading grating ruler data by the DCS; the device comprises a process selection module, a grating ruler module, a data acquisition module, a data display module, an opening adjustment module, a controller, a data processing module and a data storage module; the method comprises the steps that a grating ruler module is used for directly measuring the opening of the runner gate, the grating ruler module is in line connection with a data acquisition module, the data acquisition module is used for acquiring a binary number value in the grating ruler module and sending the acquired binary number value to a data processing module for processing, and an operator can see the actual opening of the runner gate in time in the glass production process, so that the opening of the gate can be accurately adjusted according to process requirements, and the working efficiency is improved.
Description
Technical Field
The invention relates to a DCS (distributed control system), in particular to a control method for adjusting the opening of a flow channel gate of the DCS, and belongs to the technical field of reading grating ruler data by the DCS.
Background
The DCS system is also called as a distributed control system, and the distributed control system is a new generation of instrument control system which is based on a microprocessor and adopts a design principle of decentralized control function, centralized display operation, and consideration of both sub-control and self-governing and comprehensive coordination. The distributed control system is called DCS for short, and can also be translated into a distributed control system or a distributed computer control system. The method adopts the basic design idea of controlling dispersion, operation and management centralization and adopts a structural form of multilayer grading, cooperation and autonomy. Its main features are its centralized management and decentralized control. DCS is widely applied to various industries such as electric power, metallurgy, petrochemical industry and the like at present.
In the production process of float glass, the opening signal of the flow channel gate plate needs to be measured by using a grating ruler, the opening of the flow channel gate plate needs to be changed at any time in order to meet the process requirement, however, the actual numerical value of the grating ruler cannot be directly read in a DCS built-in program, and the difficulty of process adjustment is increased.
Therefore, a control method for adjusting the opening degree of the runner gate plate in the DCS is provided.
Disclosure of Invention
The invention aims to provide a control method for adjusting the opening of a flow channel gate plate by a DCS (distributed control system), which can enable an operator to see the actual opening of the flow channel gate plate in time in the glass production process, so that the opening of the gate plate can be accurately adjusted according to the process requirement, and the working efficiency is improved.
The purpose of the invention can be realized by the following technical scheme:
a control method for adjusting the opening of a runner gate plate in a DCS comprises a process selection module, a grating ruler module, a data acquisition module, a data display module, an opening adjustment module, a controller, a data processing module and a data storage module; the grating ruler module is used for directly measuring the opening degree of the flow channel flashboard, the grating ruler module is in line connection with the data acquisition module, the data acquisition module is used for acquiring a binary number value in the grating ruler module and sending the acquired binary number value to the data processing module for processing, and the specific data processing module comprises the following steps of processing the binary number value:
the method comprises the following steps: the controller controls the opening adjusting module to adjust the opening of the flow channel gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
step two: after the data processing module receives the binary number value sent by the data acquisition module, the T binary number value signals are judged to be an actual display value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step three: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
step four: the actual value Ssi is calculated by using a calculation formula,
the calculation formula is Ssi = (X1 is made up)2 T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
step five: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi is displayed on the data display module;
step six: the opening degree of the runner flashboard is adjusted by the craft staff according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored.
Preferably, the system further comprises a process selection module for selecting a glass production process, and the specific working mode of the process selection module comprises the following steps:
step S1: the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; j =1,2, \8230;, n;
step S2: when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
and step S3: the controller controls the opening adjusting module to adjust the opening of the runner gate plate according to the parameters of the production process, and the data acquisition module acquires the binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
and step S4: after the data processing module receives the binary numerical values sent by the data acquisition module, the T binary numerical value signals are judged to be an actual display numerical value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step S5: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates the unit value by using a calculation formulaDw, the calculation formula is
Wherein alpha is a preset coefficient;
step four S6: the actual value Ssi is calculated using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; wherein i is a position where a numerical value is actually displayed, wherein i =1,2, \8230;, M/T;
step S7: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi is displayed on the data display module;
step S8: and confirming and comparing the actual value Ssi displayed by the display module with the corresponding parameters of the production process by the process personnel.
Preferably, the control method for adjusting the opening of the runner gate plate in the DCS system specifically includes the following steps:
the first step is as follows: selecting a process;
the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
the second step: adjusting the opening of a flow channel gate plate;
the controller controls the opening adjusting module to adjust the opening of the runner gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
after the data processing module receives the binary number value sent by the data acquisition module, the T binary number value signals are judged to be an actual display value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
with a controller giving the grating scaleAn actual display value has a maximum value of 9 and a minimum value of 0; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
the actual value Ssi is calculated by using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi and the position of the corresponding actual numerical value are displayed on the data display module;
the opening degree of the runner flashboard is adjusted by the craft staff according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored.
Compared with the prior art, the invention has the beneficial effects that:
the control method for adjusting the opening of the flow channel gate plate by the DCS can enable an operator to see the actual opening of the flow channel gate plate in time in the glass production process, so that the opening of the gate plate can be accurately adjusted according to the process requirement, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic block diagram of a method for controlling the opening of a gate plate of a runner in a DCS system.
Detailed Description
The technical solutions of the present invention will be described below clearly and completely in conjunction with the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a method for controlling a DCS system to adjust the opening of a gate plate of a flow channel includes the following steps:
the first step is as follows: selecting a process;
the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
the second step is that: adjusting the opening of a flow channel gate plate;
the controller controls the opening adjusting module to adjust the opening of the runner gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
after the data processing module receives the binary number value sent by the data acquisition module, the T binary number value signals are judged to be an actual display value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
the actual value Ssi is calculated using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi and the position of the corresponding actual numerical value are displayed on the data display module;
the opening degree of the runner flashboard is adjusted by the craft staff according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored.
The system comprises a grating ruler module, a data processing module and a data acquisition module, wherein the grating ruler module is used for directly measuring the opening of a flow channel gate, the grating ruler module is in line connection with the data acquisition module, the data acquisition module is used for acquiring a binary number value in the grating ruler module and sending the acquired binary number value to the data processing module for processing, and the specific data processing module comprises the following steps of:
the method comprises the following steps: the controller controls the opening adjusting module to adjust the opening of the runner gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
step two: after the data processing module receives the binary number value sent by the data acquisition module, the T binary number value signals are judged to be an actual display value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step three: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
step four: the actual value Ssi is calculated by using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; wherein i is the actual displayed valuePositions, where i =1,2, \8230;, M/T;
step five: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi and the position of the corresponding actual numerical value are displayed on the data display module;
step six: the opening degree of the runner flashboard is adjusted by the craft staff according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored.
The process selection module is used for selecting a glass production process, and the specific working mode of the process selection module comprises the following steps:
step S1: the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; j =1,2, \8230;, n;
step S2: when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
and step S3: the controller controls the opening adjusting module to adjust the opening of the runner gate plate according to the parameters of the production process, and the data acquisition module acquires the binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
and step S4: after the data processing module receives the binary numerical values sent by the data acquisition module, the T binary numerical value signals are judged to be an actual display numerical value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step S5: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
step four S6: the actual value Ssi is calculated using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
step S7: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi is displayed on the data display module;
step S8: and the process personnel confirms and compares the actual value Ssi displayed by the display module with the corresponding parameters of the production process.
In the embodiments provided by the present invention, it should be understood that the disclosed apparatus, device and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and there may be other divisions when the actual implementation is performed; the modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.
It will also be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the system claims may also be implemented by one unit or means in software or hardware. The terms second, etc. are used to denote names, but not to denote any particular order.
Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.
Claims (1)
1. A control method for adjusting the opening of a flow channel gate plate in a DCS is characterized by comprising the following steps:
the first step is as follows: selecting a process;
the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
the second step: adjusting the opening of a flow channel flashboard;
the controller controls the opening adjusting module to adjust the opening of the runner gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; after the data processing module receives the binary number value sent by the data acquisition module, the T binary number value signals are judged to be an actual display value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw using a calculation formula,
the actual value Ssi is calculated by using a calculation formula,
the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi and the position of the corresponding actual numerical value are displayed on the data display module;
the opening degree of the runner flashboard is adjusted by a craft worker according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored;
the grating ruler module is used for directly measuring the opening of the flow channel gate, the grating ruler module is in line connection with the data acquisition module, the data acquisition module is used for acquiring a binary number value in the grating ruler module and sending the acquired binary number value to the data processing module for processing, and the specific data processing module comprises the following steps of processing the binary number value:
the method comprises the following steps: the controller controls the opening adjusting module to adjust the opening of the flow channel gate plate, and the data acquisition module acquires a binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
step two: after the data processing module receives the binary numerical values sent by the data acquisition module, the T binary numerical value signals are judged to be an actual display numerical value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step three: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
step four: the actual value Ssi is calculated using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
step five: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi is displayed on the data display module;
step six: the opening degree of the runner flashboard is adjusted by a craft worker according to the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value, and the actual numerical value Ssi displayed by the display module and the position of the corresponding actual numerical value are sent to the data storage module by the controller to be stored;
the process selection module is used for selecting a glass production process, and the specific working mode of the process selection module comprises the following steps:
step S1: the controller marks different glass production processes as j respectively, and sends parameters set by the glass production processes to the data storage module for storage; j =1,2, \8230;, n;
step S2: when the controller controls the process selection module to select the process, when a glass production process is selected, the controller sends the label of the glass production process to the process selection module, and the process selection module calls the parameters of the production process from the data storage module;
and step S3: the controller controls the opening adjusting module to adjust the opening of the runner gate plate according to the parameters of the production process, and the data acquisition module acquires the binary numerical value fed back by the grating ruler module in real time; sending the binary numerical value acquired in real time to a data processing module;
and step S4: after the data processing module receives the binary numerical values sent by the data acquisition module, the T binary numerical value signals are judged to be an actual display numerical value through data processing; wherein the binary values are M in number; m is an integral multiple of T;
step S5: the maximum value of an actual display value of the grating ruler is 9 and the minimum value is 0, which are given by the controller; the controller calculates a unit value Dw by using a calculation formula
Wherein alpha is a preset coefficient;
step S6: the actual value Ssi is calculated by using a calculation formula,
the calculation formula is Ssi = (X1X 2) T-1 +X2×2 T-2 +……+XT×2 0 ) X Dw; where i is the position where the value is actually displayed, where i =1,2, \8230;, M/T;
step S7: the controller displays the actual numerical value Ssi processed by the data processing module and the position of the corresponding actual numerical value, and the actual numerical value Ssi is displayed on the data display module;
step S8: and the process personnel confirms and compares the actual value Ssi displayed by the display module with the corresponding parameters of the production process.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4013438A (en) * | 1975-10-06 | 1977-03-22 | Libbey-Owens-Ford Company | Apparatus for manufacture of float glass |
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| JP2003112106A (en) * | 2001-10-02 | 2003-04-15 | Mitsubishi Electric Corp | Flit glass coating apparatus and flit glass coating method |
| CN201909999U (en) * | 2010-12-23 | 2011-07-27 | 中国建材国际工程集团有限公司 | Flow control device for regulating gate of float glass fluid flow channel |
| CN103541278B (en) * | 2013-09-29 | 2015-09-30 | 桐城市福润包装材料有限公司 | A kind of glassine paper production technology |
| US10906115B2 (en) * | 2017-11-16 | 2021-02-02 | Illinois Tool Works Inc. | Automatic process and/or set up of welding type system |
| CN207671926U (en) * | 2017-12-13 | 2018-07-31 | 内江华原电子材料有限公司 | A kind of bushing air flow controller for glass fibre production |
| CN109226274A (en) * | 2018-10-23 | 2019-01-18 | 中冶赛迪技术研究中心有限公司 | A kind of module milling train and its unit with Dual-speed-ratio |
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| US4013438A (en) * | 1975-10-06 | 1977-03-22 | Libbey-Owens-Ford Company | Apparatus for manufacture of float glass |
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