WO2010058837A1 - 電磁制振装置 - Google Patents
電磁制振装置 Download PDFInfo
- Publication number
- WO2010058837A1 WO2010058837A1 PCT/JP2009/069701 JP2009069701W WO2010058837A1 WO 2010058837 A1 WO2010058837 A1 WO 2010058837A1 JP 2009069701 W JP2009069701 W JP 2009069701W WO 2010058837 A1 WO2010058837 A1 WO 2010058837A1
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- WO
- WIPO (PCT)
- Prior art keywords
- electromagnet
- steel plate
- control
- electromagnets
- steel
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 107
- 239000010959 steel Substances 0.000 claims abstract description 107
- 238000013016 damping Methods 0.000 claims description 25
- 238000000576 coating method Methods 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims description 2
- 239000002436 steel type Substances 0.000 abstract description 15
- 238000001514 detection method Methods 0.000 description 32
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 10
- 229910052725 zinc Inorganic materials 0.000 description 10
- 239000011701 zinc Substances 0.000 description 10
- 238000007747 plating Methods 0.000 description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 description 3
- 239000008397 galvanized steel Substances 0.000 description 3
- 238000005246 galvanizing Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/32—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor using vibratory energy applied to the bath or substrate
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
- C23C2/24—Removing excess of molten coatings; Controlling or regulating the coating thickness using magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/50—Controlling or regulating the coating processes
- C23C2/52—Controlling or regulating the coating processes with means for measuring or sensing
- C23C2/524—Position of the substrate
- C23C2/5245—Position of the substrate for reducing vibrations of the substrate
Definitions
- the present invention relates to an electromagnetic damping device used in equipment such as hot-dip galvanized steel sheet manufacturing equipment.
- pressurized air or pressurized gas is supplied from an air knife part (for example, one configured using a nozzle) to a steel plate that travels while being pulled up through a molten galvanizing tank. It is performed to blow off excess molten zinc by jetting to a desired plating thickness.
- an air knife part for example, one configured using a nozzle
- the distance between the nozzle and the steel plate changes, and as a result, the pressure (injection force) applied to the steel plate changes and the plating thickness changes. May become non-uniform, leading to quality degradation.
- a relative position (distance) with respect to the steel plate detected by each sensor is provided with a pair of electromagnets arranged opposite to each other so as to sandwich the traveling steel plate and a sensor that detects a relative position (distance) between the electromagnet and the steel plate.
- a sensor that detects a relative position (distance) between the electromagnet and the steel plate.
- the control gain used for controlling the current flowing through the electromagnet is determined based only on the thickness of the steel plate.
- the control gain is determined according to the thickness of the traveling steel plate, and the unit tension is controlled to be constant.
- the unit tension is controlled to be constant or a case where the tension is controlled to be constant, as long as the control gain is determined based only on the thickness of the steel plate.
- the unit tension changes when the width of the steel sheet changes, it is difficult to flexibly cope with such a change and it is difficult to perform appropriate control.
- the difficulty of appropriate control means that the vibration of the traveling steel sheet cannot be suppressed appropriately, the plating thickness becomes non-uniform, and the quality of the plated steel sheet is deteriorated.
- the present invention has been made paying attention to such a problem, and the main purpose is to cope with steel sheets having different information on the steel sheet other than the thickness of the steel sheet, and to appropriately suppress vibration of the traveling steel sheet. It is to provide an electromagnetic vibration control device capable of performing the above.
- the electromagnetic damping device of the present invention includes an electromagnet arranged opposite to each other, a sensor for detecting the distance between each electromagnet provided to each electromagnet and traveling between the opposing electromagnets, and a steel plate detected by at least the sensor. And a control unit that controls the current flowing through each electromagnet based on the distance between each electromagnet, and after the surface coating treatment is performed, the vibration of the steel plate that is allowed to pass between the electromagnets, The control gain is controlled between the electromagnets, and the control gain used to control the current flowing through each electromagnet is determined based on at least the thickness of the steel plate and the width of the steel plate.
- the posture of the steel plate passing between the two electromagnets is not particularly limited, and may be appropriately selected from any of a vertical posture, a horizontal posture, and an inclined posture.
- the control gain is subdivided by taking in the width (plate width) of the steel plate in addition to the thickness of the traveling steel plate (plate thickness) as a factor in determining the control gain.
- the steel plate and the air knife unit This distance can be maintained within a certain range, the fluctuation of the spray force acting on the steel sheet can be prevented, and the thickness of the coating formed by the surface coating treatment can be made uniform or almost uniform.
- the hot dipping process performed by letting a molten metal tank pass as a surface coating process is employable.
- a mode in which the vibration of the steel plate that is passed between the electromagnets while being pulled down after the surface coating treatment is controlled or moved horizontally after the surface coating treatment is performed.
- the vibration of the steel plate that has passed between the electromagnets is suppressed and controlled. It is preferable to configure so as to.
- the electromagnetic damping device determines the control gain based on the type (steel type) of the steel plate in addition to the plate thickness and the plate width, the content of the control gain can be further subdivided than before. It is possible to suppress vibration during traveling even for steel plates of different steel types.
- information on a steel sheet other than the thickness of the steel sheet specifically, the thickness of the film formed by the surface coating treatment by appropriately suppressing vibration during traveling even for steel sheets of different widths and types. Can be avoided.
- the electromagnetic damping device 1 is disposed, for example, on the downstream side of the molten metal tank (in the embodiment, the molten zinc tank Z is applied) in the continuous plated steel plate line L.
- the vibration of the steel sheet S that travels while being pulled up through the molten zinc tank Z is suppressed.
- the state which looked at the steel plate S from the side surface is shown typically.
- the continuous plated steel plate line L (especially, the plated steel plate line using hot galvanized steel is called “continuous hot galvanizing line” (CGL)) is provided between the hot dip zinc tank Z and the electromagnetic damping device 1.
- an air knife part A having a nozzle A1 with a jet port directed toward the steel plate S is provided, and the steel plate S traveling while being pulled up through the molten zinc tank Z is pressurized from the jet port of each nozzle A1. Excess molten zinc is blown off by blowing out air or pressurized gas.
- the molten zinc tank Z and the air knife part A known ones can be applied, and detailed description thereof is omitted.
- the electromagnetic damping device 1 includes a first electromagnet 2A, a second electromagnet 2B, and electromagnets (first electromagnet 2A, 2 electromagnets 2B) provided on the surface facing the steel plate S and detected by the first sensor 3A, the second sensor 3B, and at least each sensor (first sensor 3A, second sensor 3B).
- the control part 4 which controls the electric current sent through each electromagnet (1st electromagnet 2A, 2nd electromagnet 2B) based on the distance of the made steel plate S and each electromagnet (1st electromagnet 2A, 2nd electromagnet 2B) was provided. Is.
- the first electromagnet 2A and the second electromagnet 2B are known, and a recess is formed in a magnetic pole surface that is a surface facing the steel sheet S, and a first sensor 3A and a second sensor 3B are provided in each recess. .
- the first sensor 3A and the second sensor 3B are set so that their detection surfaces are the same or substantially the same as the magnetic pole surfaces of the corresponding electromagnets (the first electromagnet 2A and the second electromagnet 2B), and face each other across the steel plate S. It is provided in the position to do.
- the first sensor 3 ⁇ / b> A and the second sensor 3 ⁇ / b> B detect the distances d ⁇ b> 1 and d ⁇ b> 2 to the steel sheet S and output the respective detection results (first detection signal and second detection signal) to the control unit 4.
- the control unit 4 includes a controller 5 to which outputs (first detection signal, second detection signal) from each sensor (first sensor 3A, second sensor 3B) are input, and a command (gain command signal) at least regarding control gain. Is output to the controller 5 and the first electromagnet 2A and the second electromagnet 2B are supplied with current based on a command (current command signal ⁇ ) relating to the current flowing through the first electromagnet 2A and the second electromagnet 2B output from the controller 5, respectively.
- a command current command signal ⁇
- the controller 5 includes a first difference detection unit 51 that calculates a difference between the first detection signal output from the first sensor 3A and the second detection signal output from the second sensor 3B, and the first difference detection unit 51 outputs the difference.
- Second difference detecting means 53 for calculating a difference between the difference value ⁇ and a command (position command signal) relating to an appropriate control target position of the traveling steel plate S output by the sequencer 6 and a difference output by the second difference detecting means 53
- the PID control means 54 to which the value ⁇ is input, the control signal ⁇ output by the PID control means 54 in response to the difference value ⁇ input from the second difference detection means 53 and the current command signal ⁇ output from the sequencer 6.
- position command means (not shown) for outputting a command (position command signal) regarding an appropriate control target position of the traveling steel sheet S may be provided separately from the sequencer 6.
- the second difference detection unit 53 calculates a difference between the position command signal output from the position command unit and the difference value ⁇ output from the first difference detection unit 51.
- the PID control unit 54 includes a gain determination unit 541 to which the difference value ⁇ is input from the second difference detection unit 53, an output from the gain determination unit 541, and an output from the sequencer 6 (gain command). Signal), proportional control means 542, integral control means 543, and differential control means 544 for controlling the current flowing through the first electromagnet 2A and the second electromagnet 2B, and these proportional control means 542, integral control means 543, and differential control means.
- PID control adding means 545 to which the output from 544 is input.
- the control signal ⁇ output from the PID control adding means 545 is input to the main adding means 55.
- the first difference detection means 51, the second difference detection means 53, the PID control means 54, the main addition means 55, and the current control means 56 are arranged on the control circuit board B. ing. It is also possible to consider that each means provided on the control circuit board B, that is, the controller 5, constitutes the “control unit 4” of the present invention.
- the device 1 includes an electromagnet (first electromagnet 2A, second electromagnet 2B), a sensor (first sensor 3A, second sensor 3B), a controller 5 (corresponding to the “control unit” of the present invention), a sequencer 6, And amplifiers (first amplifier 7A, second amplifier 7B).
- the sequencer 6 uses the thickness (plate thickness) of the steel plate S, the width (plate width) of the steel plate S, and the type (steel type) of the steel plate S as parameters (control parameters).
- the control gain set for each combination is stored as a table. That is, as shown in FIG. 2, a plurality of gain tables in which control gains suitable for each combination of parameters (plate thickness, plate width, steel type) are associated are stored.
- a gain table corresponding to the traveling steel plate S from a plurality of gain tables stored in the sequencer 6, and to control the current flowing through the electromagnets (first electromagnet 2A, second electromagnet 2B) based on the gain table. Determine (set) the control gain.
- the steel type is set to 6 patterns
- the plate thickness is set to 15 patterns
- the plate width is set to 4 patterns
- control gains P gain, I gain, D gain, and current
- the gain table is managed as a table (matrix management), and applied to control of the current flowing through the electromagnets (first electromagnet 2A, second electromagnet 2B).
- the number of patterns of steel type, plate thickness, and plate width may be increased or decreased as appropriate, and the number of gain tables is increased or decreased according to changes in the number of patterns of these parameters.
- information on the line L side that is, information on the line L side, that is, an interface 8 between the line information management computer (not shown) that manages line information that is a device different from the electromagnetic damping device 1 and the sequencer 6,
- the plate thickness, plate width, steel type, tension, and the like, which are information related to the traveling steel plate S can be input to the sequencer 6.
- the information on the line L side input to the interface 8 can also be displayed on a touch panel or an operation panel (not shown).
- an operation manager directly or automatically operates an operation management computer (the operation management computer may also serve as the line information management computer described above, or may be separate from the line information management computer).
- the thickness, width, and steel type of the traveling steel sheet S are input through the interface 8.
- the plate thickness, plate width, and steel type of the traveling steel plate S are transmitted to the control unit 4, and each electromagnet (first electromagnet 2A, second electromagnet 2B) is transferred according to the plate thickness, plate width, and steel type of the steel plate S.
- Set the control gain to control As described above, the control gain is determined by the gain table stored (built in) in the sequencer 6 according to the plate thickness, plate width, and steel type of the steel plate S.
- the determined control gain is input to the controller 5 (specifically, the PID control means 54) as a command (gain command signal) regarding the control gain.
- the 1st sensor 3A and the 2nd sensor 3B Detects the distance to the steel sheet S, and outputs the respective detection information (first detection signal, second detection signal) to the controller 5.
- the controller 5 Based on the detection information (first detection signal and second detection signal), the gain command signal output from the sequencer 6, and the like, the controller 5 commands (currents) relating to the currents flowing through the first electromagnet 2A and the second electromagnet 2B.
- the command signal ⁇ ) is output to the first amplifier 7A and the second amplifier 7B.
- the first detection signal detected by the first sensor 3 ⁇ / b> A and the second detection signal detected by the second sensor 3 ⁇ / b> B are input to the first difference detection unit 51, and the first difference detection unit 51 The difference between the first detection signal and the second detection signal is calculated.
- This calculated value (difference value ⁇ ) and the position command signal output from the sequencer 6 (or a position command means provided separately from the sequencer 6) are input to the second difference detection means 53 and calculated by the second difference detection means 53.
- the difference between the value (difference value ⁇ ) and the position command signal is calculated.
- the difference value ⁇ calculated by the second difference detection unit 53 is input to the PID control unit 54.
- a gain command signal output from the sequencer 6 is further input to the PID control means 54.
- the gain determination unit 541 of the PID control unit 54 receives the difference value ⁇ calculated by the second difference detection unit 53 and outputs the gain from the gain determination unit and the output from the sequencer 6.
- the command signal is input to the proportional control unit 542, the integral control unit 543, and the derivative control unit 544, and the outputs from the proportional control unit 542, the integral control unit 543, and the derivative control unit 544 are input to the PID control adding unit 545.
- the outputs from the proportional control means 542, integral control means 543, and differentiation control means 544 are added by the PID control addition means 545, and a control signal ⁇ based on this added value is input to the main addition means 55.
- the main addition means 55 adds the control signal ⁇ output from the PID control addition means 545 and the current command signal ⁇ output from the sequencer 6, and the control signal ⁇ based on this addition value is input to the current control means 56. Is done. Then, a signal (current command signal ⁇ ) relating to a current passed through each electromagnet (first electromagnet 2A, second electromagnet 2B) based on the control signal ⁇ by the current control means 56 is sent to each amplifier (first amplifier 7A, second amplifier). 7B).
- the current command signal ⁇ output from the controller 5 through the above steps is input to the first amplifier 7A and the second amplifier 7B, and the current based on the current command signal ⁇ is output from the first amplifier 7A to the first electromagnet 2A.
- the signal is output from the second amplifier 7B to the second electromagnet 2B.
- the currents flowing through the first electromagnet 2A and the second electromagnet 2B are controlled, and as a result, the steel sheet S is separated from the first electromagnet 2A by the attractive force of each electromagnet (the first electromagnet 2A and the second electromagnet 2B).
- vibration during traveling is suppressed.
- the distance between the steel plate S traveling while being pulled up through the molten zinc tank Z and the spout at each nozzle A1 constituting the air knife part A can be maintained within a certain range. It is possible to prevent fluctuations in the injection force to be achieved, and to achieve a uniform or almost uniform plating thickness.
- the electromagnetic vibration damping device 1 has a gain table whose control parameters are the plate thickness, the plate width, and the steel type of the traveling steel plate S, and thus the traveling steel plate S.
- the electromagnets first electromagnet 2A, second electromagnet 2B
- the electromagnetic damping device 1 uses the control gain that is subdivided even for the steel plates S having different plate widths and steel types, and based on only the plate thickness as in the past.
- control gain used for controlling the current flowing through the electromagnet may be determined based on only the thickness (plate thickness) of the steel plate and the width (plate width) of the steel plate. Moreover, you may make it determine a control gain based on the travel speed of a steel plate, or the shape of a steel plate.
- the molten zinc tank is exemplified as the molten metal tank.
- a tank storing molten tin, aluminum, or a resin material may be applied.
- a surface coating process other than the hot dipping process it can be applied to a surface coating process, for example.
- the electromagnetic damping device of the present invention is a device that suppresses and controls the vibration of a steel plate that passes between the electromagnets while being pulled down after the surface coating treatment, or horizontally after the surface coating treatment.
- the present invention relates to information on steel sheets other than the thickness of the steel sheet, specifically, the thickness of the coating formed by the surface coating treatment by appropriately suppressing vibration during traveling even for steel sheets of different widths and types. A uniform situation can be avoided, and for example, it can be used for equipment such as hot-dip galvanized steel sheet manufacturing equipment.
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Abstract
Description
Claims (4)
- 対向配置した電磁石と、各電磁石に設けられ且つ対向する電磁石の間を走行する鋼板と各電磁石との距離を検出するセンサと、少なくとも前記センサにより検知された鋼板と各電磁石との距離に基づいて各電磁石に流す電流を制御する制御部とを具備してなり、表面被覆処理が施された後、前記電磁石の間を通過するようにした鋼板の振動を、その電磁石の間で抑制制御する電磁制振装置であって、
前記電磁石に流す電流の制御に用いる制御ゲインを、少なくとも前記鋼板の厚み及び前記鋼板の幅に基づいて決定していることを特徴とする電磁制振装置。 - 前記表面被覆処理は溶融金属槽を通過させて行う溶融メッキ処理である請求項1に記載の電磁制振装置。
- 前記表面被覆処理が施された後に引き上げられて前記電磁石の間を通過するようにした鋼板の振動を抑制制御する請求項1又は2に記載の電磁制振装置。
- 〈基礎出願の請求項2に対応〉
前記制御ゲインを、さらに前記鋼板の種類に基づいて決定している請求項1乃至3の何れかに記載の電磁制振装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010539259A JPWO2010058837A1 (ja) | 2008-11-21 | 2009-11-20 | 電磁制振装置 |
BRPI0920913A BRPI0920913A2 (pt) | 2008-11-21 | 2009-11-20 | estabilizador de tira eletromagnético. |
CN2009801465268A CN102224271A (zh) | 2008-11-21 | 2009-11-20 | 电磁减振装置 |
US13/110,477 US20110217481A1 (en) | 2008-11-21 | 2011-05-18 | Electromagnetic strip stabilizer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2008-298814 | 2008-11-21 | ||
JP2008298814 | 2008-11-21 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US13/110,477 Continuation US20110217481A1 (en) | 2008-11-21 | 2011-05-18 | Electromagnetic strip stabilizer |
Publications (1)
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WO2010058837A1 true WO2010058837A1 (ja) | 2010-05-27 |
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PCT/JP2009/069701 WO2010058837A1 (ja) | 2008-11-21 | 2009-11-20 | 電磁制振装置 |
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US (1) | US20110217481A1 (ja) |
JP (1) | JPWO2010058837A1 (ja) |
KR (1) | KR20110088522A (ja) |
CN (1) | CN102224271A (ja) |
BR (1) | BRPI0920913A2 (ja) |
TW (1) | TW201030182A (ja) |
WO (1) | WO2010058837A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012223775A (ja) * | 2011-04-15 | 2012-11-15 | Nippon Steel Corp | 制振制御装置、制振制御方法およびコンピュータプログラム |
WO2013168668A1 (ja) * | 2012-05-10 | 2013-11-14 | 新日鐵住金株式会社 | 鋼板形状制御方法及び鋼板形状制御装置 |
JP2015531434A (ja) * | 2012-09-14 | 2015-11-02 | ダニエリ アンド チー. オッフィチーネ メッカーニケ ソチエタ ペル アツィオーニ | 電磁気安定化装置 |
Families Citing this family (3)
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SE531120C2 (sv) * | 2007-09-25 | 2008-12-23 | Abb Research Ltd | En anordning och ett förfarande för stabilisering och visuell övervakning av ett långsträckt metalliskt band |
BR112012023619A2 (pt) * | 2010-03-19 | 2016-08-02 | Sinfonia Technology Co Ltd | dispositivo de eliminação de vibração eletromagnética e programa de controle de eliminação de vibração eletromagnética |
WO2012133362A1 (ja) * | 2011-03-30 | 2012-10-04 | シンフォニアテクノロジー株式会社 | 電磁制振装置、電磁制振制御プログラム |
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JP2003073792A (ja) * | 2001-08-29 | 2003-03-12 | Mitsubishi Heavy Ind Ltd | 鋼板の制振装置 |
JP2004091864A (ja) * | 2002-08-30 | 2004-03-25 | Jfe Steel Kk | 鋼帯形状矯正装置及び鋼帯製造方法 |
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TW476679B (en) * | 1999-05-26 | 2002-02-21 | Shinko Electric Co Ltd | Device for suppressing the vibration of a steel plate |
US8062711B2 (en) * | 2005-03-24 | 2011-11-22 | Abb Research Ltd. | Device and a method for stabilizing a steel sheet |
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2009
- 2009-11-20 CN CN2009801465268A patent/CN102224271A/zh active Pending
- 2009-11-20 JP JP2010539259A patent/JPWO2010058837A1/ja active Pending
- 2009-11-20 WO PCT/JP2009/069701 patent/WO2010058837A1/ja active Application Filing
- 2009-11-20 KR KR1020117011473A patent/KR20110088522A/ko not_active Application Discontinuation
- 2009-11-20 BR BRPI0920913A patent/BRPI0920913A2/pt not_active Application Discontinuation
- 2009-11-23 TW TW098139726A patent/TW201030182A/zh unknown
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2011
- 2011-05-18 US US13/110,477 patent/US20110217481A1/en not_active Abandoned
Patent Citations (2)
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JP2003073792A (ja) * | 2001-08-29 | 2003-03-12 | Mitsubishi Heavy Ind Ltd | 鋼板の制振装置 |
JP2004091864A (ja) * | 2002-08-30 | 2004-03-25 | Jfe Steel Kk | 鋼帯形状矯正装置及び鋼帯製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012223775A (ja) * | 2011-04-15 | 2012-11-15 | Nippon Steel Corp | 制振制御装置、制振制御方法およびコンピュータプログラム |
WO2013168668A1 (ja) * | 2012-05-10 | 2013-11-14 | 新日鐵住金株式会社 | 鋼板形状制御方法及び鋼板形状制御装置 |
US10343867B2 (en) | 2012-05-10 | 2019-07-09 | Nippon Steel Corporation | Steel sheet shape control method and steel sheet shape control apparatus |
JP2015531434A (ja) * | 2012-09-14 | 2015-11-02 | ダニエリ アンド チー. オッフィチーネ メッカーニケ ソチエタ ペル アツィオーニ | 電磁気安定化装置 |
Also Published As
Publication number | Publication date |
---|---|
CN102224271A (zh) | 2011-10-19 |
US20110217481A1 (en) | 2011-09-08 |
KR20110088522A (ko) | 2011-08-03 |
BRPI0920913A2 (pt) | 2015-12-29 |
TW201030182A (en) | 2010-08-16 |
JPWO2010058837A1 (ja) | 2012-04-19 |
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