WO2017110667A1 - 金属帯の安定装置および溶融めっき金属帯の製造方法 - Google Patents

金属帯の安定装置および溶融めっき金属帯の製造方法 Download PDF

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Publication number
WO2017110667A1
WO2017110667A1 PCT/JP2016/087515 JP2016087515W WO2017110667A1 WO 2017110667 A1 WO2017110667 A1 WO 2017110667A1 JP 2016087515 W JP2016087515 W JP 2016087515W WO 2017110667 A1 WO2017110667 A1 WO 2017110667A1
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Prior art keywords
electromagnet
metal strip
metal
metal band
vibration
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PCT/JP2016/087515
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English (en)
French (fr)
Japanese (ja)
Inventor
雄亮 石垣
西名　慶晃
Original Assignee
Ｊｆｅスチール株式会社
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Application filed by Ｊｆｅスチール株式会社 filed Critical Ｊｆｅスチール株式会社
Priority to AU2016374757A priority Critical patent/AU2016374757B2/en
Priority to MYPI2018001001A priority patent/MY186665A/en
Priority to MX2018007687A priority patent/MX2018007687A/es
Publication of WO2017110667A1 publication Critical patent/WO2017110667A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/188—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means

Definitions

  • the present invention relates to a metal band stabilizer and a method of manufacturing a hot-dip metal band using the same.
  • keeping the metal band pass line stable by suppressing the vibration and warpage of the metal band not only improves the quality of the metal band, but also improves the efficiency of the production line. Also contributes.
  • the hot-dip metal strip there is a step of attaching the hot metal to the surface of the metal strip by passing the metal strip while being immersed in the hot metal bath.
  • this process in order to suppress the occurrence of unevenness in the adhesion amount of the molten metal, adjustment is performed to wipe off excess molten metal adhering to the metal band by wiping gas ejected from a gas wiper provided downstream from the molten metal bath. Is done.
  • a technique for stabilizing a metal band pass line by using an electromagnet to suppress warpage and vibration of the metal band in a non-contact manner For example, a pair of electromagnets are arranged so as to face each other with respect to a path line to which the metal band is to be moved, and the attraction force of each electromagnet is switched to each other according to a signal from a separately provided position detector. A method of making it act is known (see Patent Document 1).
  • a combination of the warp correction and the pass line correction may be referred to as position correction. That is, in order to simultaneously realize vibration suppression and position correction of the metal strip, both responsiveness and suction force are required.
  • position correction a combination of the warp correction and the pass line correction
  • both responsiveness and suction force are required.
  • the number of turns of the coil is increased in order to increase the attractive force of the electromagnet, the responsiveness of the electromagnet is deteriorated.
  • the number of turns is decreased in order to improve the responsiveness of the electromagnet, the attractive force of the electromagnet is reduced. End up.
  • the present invention has been made to solve the above-described problems, and its object is to provide a metal band stabilizer even when a metal band stabilizer cannot be provided in the vicinity of a position where the vibration and position of the metal band are to be controlled.
  • An object of the present invention is to provide a metal band stabilizer capable of effectively suppressing band vibration and position correction, and a method of manufacturing a hot-dip metal strip using the stabilizer.
  • the inventors of the present invention have made extensive studies to solve the above problems. As a result, it has been found that the effects of suppressing the vibration of the metal band and correcting the position greatly vary depending on the arrangement positions of the first electromagnet, the non-contact displacement sensor, and the second electromagnet.
  • the present invention has been completed based on the above findings, and specifically, the present invention provides the following.
  • a non-contact displacement sensor for measuring the displacement of the metal band during online running, a vibration suppression signal for suppressing the vibration of the metal band by inputting a signal from the non-contact displacement sensor, and the metal band
  • a control unit that outputs a position correction signal for correcting the position of the first electromagnet, a first electromagnet that generates a magnetic force in accordance with a vibration suppression signal output from the control unit, and a position correction signal output from the control unit
  • a second electromagnet that generates a magnetic force, wherein the number of turns N1 of the first electromagnet is smaller than the number of turns N2 of the second electromagnet, and the metal is the first electromagnet and the second electromagnet.
  • the electromagnet and the non-contact displacement sensor are arranged side by side in the order of the first electromagnet, the non-contact displacement sensor, and the second electromagnet in the metal band conveyance direction from the location where the vibration of the belt is suppressed and the position is corrected.
  • Specially Stabilizer of the metal strip to be.
  • vibration suppression and position correction of the metal band can be effectively performed.
  • FIG. 1 is a schematic view schematically showing the configuration of a metal strip stabilizer 1 according to an embodiment of the present invention.
  • FIG. 2 is a block diagram showing a configuration of the control unit 6 in the metal strip stabilizer 1 according to the embodiment of the present invention.
  • FIG. 3 is a schematic view schematically showing a part of a general hot-dip metal strip production line.
  • FIG. 4 is a schematic view schematically showing the arrangement of the electromagnet and the non-contact displacement sensor in the comparative example and the example of the present invention.
  • FIG. 5 is a diagram showing a result of comparing the vibration suppressing ability and the position correcting ability of the present invention example and the comparative example.
  • FIG. 1 is a schematic view schematically showing the configuration of a metal strip stabilizer 1 according to an embodiment of the present invention.
  • a metal strip stabilizer 1 according to an embodiment of the present invention is a pair of vibration suppression devices installed facing each other so as to sandwich a metal strip 2 that runs in the direction of arrow A in the figure.
  • vibration suppressing electromagnets 3a and 3b are arranged in this order in a direction away from B in the longitudinal direction of the metal strip (metal strip transport direction).
  • the vibration suppressing electromagnets 3a and 3b are formed by winding a coil around a core.
  • the number of turns N1 of the coils of the vibration suppressing electromagnets 3a and 3b is smaller than the number of turns N2 of the coils of the position correcting electromagnets 4a and 4b.
  • the case where the number of turns of the coils of the vibration suppression electromagnets 3a and 3b is the same has been described as an example, but the number of turns may be different between the vibration suppression electromagnet 3a and the vibration suppression electromagnet 3b.
  • the vibration suppressing electromagnets 3a and 3b correspond to the first electromagnet.
  • the vibration suppressing electromagnets 3 a and 3 b are controlled by the control unit 6 described later, the vibration suppressing electromagnets 3 a and 3 b are connected to the control unit 6.
  • the vibration-suppressing electromagnets 3a and 3b are preferably as close as possible to the place (B) to be controlled in order to perform dynamic control.
  • the vibration suppressing electromagnets 3a and 3b are required to have a high response enough to sufficiently follow the vibration frequency of the metal band 2 (usually a natural frequency such as bending or twisting of the metal band). Further, since a large attraction force is not required to suppress the vibration of the natural frequency of the metal band, a large attraction force is not required for the vibration suppressing electromagnets 3a and 3b.
  • the number of turns N1 of the coils of the vibration suppressing electromagnets 3a and 3b may be small, and it is preferable if the number of turns is in the range of 100 to 600 turns. Further, from the viewpoint of high responsiveness, the vibration suppressing electromagnets 3a and 3b are preferably provided in the vicinity of the location (B) to be controlled, and provided that they are provided within a range of 100 to 600 mm from the location (B) to be controlled. preferable.
  • the position correcting electromagnets 4a and 4b are formed by winding a coil around a core, and the number of turns N2 of the coils of the position correcting electromagnets 4a and 4b is greater than the number of turns N1 of the coils of the vibration suppressing electromagnets 3a and 3b. Many. Here, the case where the number of turns of the coils of the position correction electromagnets 4a and 4b is the same has been described as an example, but the number of turns may be different between the position correction electromagnet 4a and the position correction electromagnet 4b.
  • the position correcting electromagnets 4a and 4b correspond to a second electromagnet.
  • the position correcting electromagnets 4a and 4b are connected to the control unit 6 because the control unit 6 described later controls the position correcting electromagnets 4a and 4b.
  • the position correcting electromagnets 4a and 4b perform static control, even if the position correcting electromagnets 4a and 4b are provided at a position away from the position (B) to be controlled, the position correcting electromagnet 4a and 4b can Can be properly corrected.
  • the position correcting electromagnets 4a and 4b are required to generate a large attractive force with a small current. Therefore, it is preferable that the number N2 of turns of the position correcting electromagnets 4a and 4b is large in a range in which the size of the electromagnet and the value of the electric resistance do not become too large.
  • the number of turns N2 of the coils of the position correcting electromagnets 4a and 4b is preferably not less than a certain value, and is preferably in the range of 600 to 2000 turns. Further, from the viewpoint of a large attractive force, the position correcting electromagnets 4a and 4b may be slightly separated from the position (B) to be controlled, or may be provided within a range of 400 to 1000 mm from the position (B) to be controlled. Good.
  • the non-contact displacement sensor 5 measures the displacement of the metal strip 2 during online travel. Since the displacement measured here is used in the control unit 6, the non-contact displacement sensor 5 is connected to the control unit 6. The non-contact displacement sensor 5 is disposed between the vibration suppressing electromagnets 3a and 3b and the position correcting electromagnets 4a and 4b so that signals can be transmitted quickly.
  • FIG. 2 is a block diagram showing a configuration of the control unit 6 in the metal strip stabilizer 1 according to the embodiment of the present invention.
  • the control unit 6 includes an operation amount calculation device 7, front and back distribution devices 8a and 8b, and amplifiers 9a, 9b, 9c, and 9d.
  • the manipulated variable computing device 7 is connected to the non-contact displacement sensor 5, and the measured value of the displacement of the metal strip is sent from the non-contact displacement sensor 5 to the manipulated variable computing device 7.
  • the manipulated variable calculation device 7 is also connected to an input unit 10 in which a preset target value of displacement is stored, and the target value is sent from the input unit 10 to the manipulated variable calculation device 7.
  • the manipulated variable calculation device 7 performs so-called PID control such as proportionality, differentiation, and integration on the deviation signal between the measured value and the target value, and outputs a vibration suppression signal and a position correction signal.
  • the front / back distribution devices 8a and 8b are connected to the manipulated variable calculation device 7, respectively.
  • the vibration suppression signal and the position correction signal calculated by the operation amount calculation device 7 are used as the vibration suppression electromagnet 3a for the surface of the metal band 2, the electromagnet 4a for position correction, the vibration suppression electromagnet 3b for the back surface, and the position correction signal. Distribute for use in controlling the electromagnet 4b.
  • the amplifier 9a supplies power to the vibration suppressing electromagnet 3a in accordance with the vibration suppressing signal for the surface distributed by the front / back distribution device 8a.
  • the amplifier 9b supplies power to the vibration suppression electromagnet 3b in accordance with the back surface vibration suppression signal distributed by the front / back distribution device 8a.
  • the amplifier 9c supplies power to the position correcting electromagnet 4a in accordance with the surface position correcting signal distributed by the front / back distribution device 8b.
  • the amplifier 9d supplies power to the position correction electromagnet 4b in accordance with the position correction signal for the back surface distributed by the front / back distribution device 8b.
  • the stabilizing device of the present invention employs a configuration in which the number of turns N1 of the vibration suppressing electromagnets 3a and 3b is smaller than the number of turns N2 of the position correcting electromagnets 4a and 4b, and a position to be corrected (B ),
  • the electromagnets 3a, 3b, 4a, 4b and the non-contact displacement sensor 5 are arranged in the longitudinal direction of the metal strip 2 in the order of the vibration suppressing electromagnets 3a, 3b, the non-contact displacement sensor 5, and the position correcting electromagnets 4a, 4b.
  • a configuration is adopted in which they are arranged side by side. This arrangement greatly enhances the effects of vibration suppression and position correction even when the metal band stabilizer cannot be provided in the vicinity of the location where the vibration and position of the metal band are to be controlled. The increase in this effect can be explained as follows.
  • the vibration suppression electromagnets 3a and 3b set to a winding number N1 smaller than the winding number N2 of the position correcting electromagnets 4a and 4b are controlled in the electromagnet and the non-contact displacement sensor. It arrange
  • the signal sent to the electromagnet is not delayed too much. It is possible to suppress a reduction in effect due to the position where the is provided.
  • FIG. 3 is a schematic view schematically showing a part of a general hot-dip metal strip production line.
  • the metal strip 2 is transported from a previous process such as a cold rolling process, and is subjected to annealing treatment in an annealing furnace 11 maintained in a non-oxidizing or reducing atmosphere. After that, the molten metal is cooled to approximately the same temperature as the molten metal and guided into the molten metal bath 12.
  • the metal strip 2 passes through while being immersed in the molten metal, and the molten metal adheres to the surface (corresponding to an adhesion step). Thereafter, the metal strip 2 drawn out from the molten metal bath 12 is wiped with excess molten metal by the gas ejected from the gas wiper 13 to adjust the amount of adhesion of the molten metal (corresponding to the adjustment step).
  • the position where the metal strip 2 passes through the gas wiper 13 corresponds to the location (B) where the vibration and position of the metal strip 2 are to be controlled. Then, as a result of the cooling device not shown in FIG. 3 and the cover of the gas wiper 13 being provided in the production line for the hot dipped metal strip, the metal strip 2 is placed in the vicinity of the gas wiper passage position, which is the position through which the gas wiper 13 passes. In some cases, the stabilizer for the belt 2 cannot be provided. In this case, the stabilizer 1 is disposed at a position slightly away from the gas wiper passage position.
  • the stabilizer 1 of this invention is used, even if it becomes such an arrangement
  • the metal strip 2 is reheated using the alloying furnace 14 to form a homogeneous alloy layer.
  • the alloying process to produce may be given.
  • the metal strip 2 is subjected to a special rust prevention and corrosion resistance treatment in the chemical conversion treatment section 16, wound around a coil and shipped.
  • FIG. 4 is a schematic view schematically showing the arrangement of the electromagnet and the non-contact displacement sensor in the comparative example and the example.
  • Comparative Example 1 As shown in FIG. 4, the non-contact displacement sensor 5, the vibration suppression electromagnets 3a and 3b, and the position correcting electromagnets 4a and 4b are arranged in this order from the gas wiper 13 in the longitudinal direction of the metal band 2, and the metal band 2 Controlled the vibration and position at the position where the gas passed through the gas wiper 13.
  • the number of turns N1 of the coils of the vibration suppressing electromagnets 3a and 3b is smaller than the number of turns N2 of the coils of the position correcting electromagnets 4a and 4b.
  • Comparative Example 2 it is assumed that incidental facilities such as a gas wiper cover and a cooling device exist in the vicinity of the gas wiper 13, and as shown in FIG. 4, the electromagnet and the non-contact displacement sensor are separated from the gas wiper as compared with Comparative Example 1. To control the vibration and position of the metal strip.
  • the order of arrangement of the electromagnet and the non-contact displacement sensor and the number of turns of the electromagnet are the same as in Comparative Example 1.
  • Comparative Example 3 the number of turns of the position correcting electromagnets 4a and 4b was changed to N2 'larger than N2 than in Comparative Example 2, and the vibration and position of the metal band were controlled.
  • the distance from the gas wiper and the order of arrangement of the electromagnet and the non-contact displacement sensor are the same as in Comparative Example 2.
  • the electromagnet and the non-contact displacement sensor are arranged in the order of the vibration suppressing electromagnets 3a and 3b, the non-contact displacement sensor 5, and the position correcting electromagnets 4a and 4b in the longitudinal direction of the metal strip 2 from the gas wiper 13. Control the vibration and position of the metal strip.
  • the situation where the electromagnet and the non-contact displacement sensor cannot be installed in the vicinity of the gas wiper is the same as in Comparative Examples 2 and 3. Further, the number of windings of the electromagnet is the same as in Comparative Example 3.
  • FIG. 5 shows the result of comparing the vibration suppressing ability and the position correcting ability in the gas wiper part for each example.
  • the capability of Comparative Example 1 is normalized to 1.
  • Comparative Example 2 both the vibration suppressing electromagnet and the position correcting electromagnet are apart from the gas wiper, but the number of windings of the electromagnet is the same as in Comparative Example 1, so that both the vibration suppressing ability and the position correcting ability are reduced. .
  • the number of turns of the position correction electromagnet is larger than that of Comparative Example 2 and the suction force is increased. Therefore, the force necessary for position correction can be exhibited, and the position correction ability equivalent to that of Comparative Example 1 Has been realized.
  • Example 1 of the present invention the arrangement of the electromagnet and the non-contact displacement sensor is changed so that the vibration suppressing electromagnet is moved closer to the gas wiper, so that the vibration suppressing ability is ensured while the arrangement is changed in a close range. And the vibration suppression capability equivalent to the comparative example 1 is implement
  • the position correction capability the effect of moving away from the gas wiper can be compensated for by increasing the number of turns of the electromagnet as in Comparative Example 3, so that the position correction capability equivalent to Comparative Example 1 can be realized.
  • the vibration suppressing electromagnets 3a and 3b, the non-contact displacement sensor 5, and the position correcting electromagnets 4a and 4b are arranged in this order from the location where the vibration and the position are to be controlled in the longitudinal direction of the metal strip 2, thereby interfering with the equipment.
  • the vibration suppressing ability and the position correcting ability can be fully controlled.
  • the pressure of the wiping gas becomes uniform, and the metal strip 2 can suppress unevenness in the amount of molten metal adhering to 2.
  • the present invention is useful for a line for producing a metal strip, and is particularly suitable for a production line for a hot dipped metal strip.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Coating With Molten Metal (AREA)
  • Vibration Prevention Devices (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
PCT/JP2016/087515 2015-12-25 2016-12-16 金属帯の安定装置および溶融めっき金属帯の製造方法 WO2017110667A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2016374757A AU2016374757B2 (en) 2015-12-25 2016-12-16 Metal Strip Stabilizer and Method for Manufacturing Hot-Dip Coated Metal Strip
MYPI2018001001A MY186665A (en) 2015-12-25 2016-12-16 Metal strip stabilizer and method for manufacturing hot-dip coated metal strip
MX2018007687A MX2018007687A (es) 2015-12-25 2016-12-16 Estabilizador de banda metalica y metodo para la fabricacion de banda metalica recubierta por inmersion en caliente.

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JP2015252880A JP6187577B2 (ja) 2015-12-25 2015-12-25 金属帯の安定装置および溶融めっき金属帯の製造方法
JP2015-252880 2015-12-25

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WO2017110667A1 true WO2017110667A1 (ja) 2017-06-29

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JP (1) JP6187577B2 (zh)
AU (1) AU2016374757B2 (zh)
MX (1) MX2018007687A (zh)
MY (1) MY186665A (zh)
TW (1) TWI617701B (zh)
WO (1) WO2017110667A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN111926278A (zh) * 2020-09-24 2020-11-13 华中科技大学 一种带状工件的三相电磁抹拭装置及热浸镀系统

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JPH0572854U (ja) * 1991-01-24 1993-10-05 神鋼電機株式会社 鋼板の振動抑制位置制御装置
JPH1060614A (ja) * 1996-08-12 1998-03-03 Nisshin Steel Co Ltd 電磁力を利用しためっき付着量調整方法及び装置
JPH10298727A (ja) * 1997-04-23 1998-11-10 Nkk Corp 鋼板の振動・形状制御装置
JP2001015336A (ja) * 1999-06-28 2001-01-19 Nkk Corp 非接触制御用電磁石
JP2008534776A (ja) * 2005-03-24 2008-08-28 アーベーベー・リサーチ・リミテッド 鋼板を安定させるためのデバイス及び方法
JP2013053367A (ja) * 2011-08-09 2013-03-21 Jfe Steel Corp 金属帯の安定装置および溶融めっき金属帯の製造方法
JP2014505797A (ja) * 2011-02-22 2014-03-06 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 強磁性体製のストリップを安定させその変形を低減するための電磁気装置及び関連方法
JP2014515437A (ja) * 2011-06-02 2014-06-30 ポスコ 鋼板安定化装置

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JP5842855B2 (ja) * 2013-04-05 2016-01-13 Ｊｆｅスチール株式会社 溶融亜鉛めっき鋼帯の製造方法
JP6112040B2 (ja) * 2014-02-26 2017-04-12 Ｊｆｅスチール株式会社 金属帯の非接触制御装置および溶融めっき金属帯の製造方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0572854U (ja) * 1991-01-24 1993-10-05 神鋼電機株式会社 鋼板の振動抑制位置制御装置
JPH1060614A (ja) * 1996-08-12 1998-03-03 Nisshin Steel Co Ltd 電磁力を利用しためっき付着量調整方法及び装置
JPH10298727A (ja) * 1997-04-23 1998-11-10 Nkk Corp 鋼板の振動・形状制御装置
JP2001015336A (ja) * 1999-06-28 2001-01-19 Nkk Corp 非接触制御用電磁石
JP2008534776A (ja) * 2005-03-24 2008-08-28 アーベーベー・リサーチ・リミテッド 鋼板を安定させるためのデバイス及び方法
JP2014505797A (ja) * 2011-02-22 2014-03-06 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 強磁性体製のストリップを安定させその変形を低減するための電磁気装置及び関連方法
JP2014515437A (ja) * 2011-06-02 2014-06-30 ポスコ 鋼板安定化装置
JP2013053367A (ja) * 2011-08-09 2013-03-21 Jfe Steel Corp 金属帯の安定装置および溶融めっき金属帯の製造方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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